CN102655694A

CN102655694A - Electrical heating layer as well as current path arrangement method and electrical heating method thereof

Info

Publication number: CN102655694A
Application number: CN2012101339112A
Authority: CN
Inventors: 岁波
Original assignee: Saint Gobain Glass France SAS
Current assignee: Saint Gobain Glass France SAS
Priority date: 2012-04-28
Filing date: 2012-04-28
Publication date: 2012-09-05
Anticipated expiration: 2032-04-28
Also published as: CN102655694B

Abstract

The invention relates to an electrical heating layer as well as a current path arrangement method and an electrical heating method thereof. The electrical heating layer comprises a conductive coating, a first electrode and a second electrode; the first electrode and the second electrode are close to the first side of the conductive coating, and the long sides of the first electrode and the second electrode are approximately parallel to the first side; the conductive coating is provided with a main separation line which is approximately vertical to the long sides of the first electrode and the second electrode; a gap is arranged between the first electrode and the second electrode; one end of the main separation line is arranged in the gap, so that the first electrode is separated from the second electrode, and an area without circulating current is arranged between the first electrode and the second electrode; and at least one part of a main current path is formed by a path confirmed along the length direction of the main separation line. According to the invention, the heating uniformity and the heating efficiency are improved.

Description

The current path arrangement method and the electrical heating method thereof of electric heating layer, electric heating layer

Technical field

The present invention relates to the glass that use in fields such as a kind of automobile, building with electric heating layer, relate in particular to electric heating layer structure, current path arrangement method, electrical heating method, have the panel component of electric heating layer.

Background technology

At present, decoration field people the increasing demand that heats of glass is increased.Have now in order to improve the temperature of glass, lead is set between glass plies, said lead links to each other with power supply, and heating glass is useful especially in order to demist under colder weather with melting ice and snow on glass.

Existing electrically heated glass mainly be with the resistance wire straight line be evenly distributed in two-layer or compound glass in the middle of, have homogeneous heating, glass transmission is high, is beneficial to the characteristics of production in enormous quantities.

A kind of glass with electric heating layer is disclosed among the patent documentation CN1640196A, as shown in Figure 1, be provided with total surface conductance coating 3 above the panel component 1 of tempered glass 2, said conductive coating 3 heats to electrode 7 making alives through cable 8; Wherein the subregion of conductive coating 3 is separated by

defiber

9,10 electricity, and

defiber

9,10 ends have recess 11, are used to avoid in the excessive current density of end regions.The inner surface area of conductive coating 3 is separated with outer edge zone may 5 electricity of conductive coating 3 by at least one peripheral defiber 4; Electrode 7 is placed in the surf zone that is centered on by defiber 4, and said electrode 7 separates through defiber 6 electricity.

Fig. 2 discloses another kind of glass with electric heating layer among the patent documentation CN1640196A; As shown in Figure 2; Be provided with total surface conductance coating 3 above the panel component 1 of tempered glass 2, said conductive coating 3 equally is to heat to electrode 7 making alives through cable 8 with Fig. 1; The inner surface area of conductive coating 3 is separated with outer edge zone may 5 electricity of conductive coating 3 by at least one peripheral defiber 4; Electrode 7 is placed in the surf zone that is centered on by defiber 4; Wherein electrode 7 is near a side of tempered glass 2; And the long limit of said electrode 7 is parallel to this side; Gap between two electrodes 7 is very big, has held two main defibers 10, between two main defibers, also exist current path (electric current from an electrode conduct to another electrode the path of process).

But; Adopt the glass of electric heating layer at present, because the sheet resistance of electric heating layer is higher, for large scale glass pane that will heat or long electrical wave path; The supply power voltage of under any circumstance all having relatively high expectations, this supply power voltage are under any circumstance all greater than vehicle-mounted voltage common in the vehicle.And adopt in the above-mentioned patent documentation disclosedly, the set-up mode of defiber also can cause and on large-size glass, only have a current path in electric heating layer described in Fig. 1, causes the problem that heating is inhomogeneous and the efficiency of heating surface is low; In order to improve the uniformity of heating, can expect the multi-level defiber that is provided with as shown in Figure 2, but along with the increasing of progression, the length phase missionary society of current paths at different levels is increasing, can cause the problem that heating is inhomogeneous and the efficiency of heating surface is low equally.

Summary of the invention

The problem that the present invention solves provide a kind of electric heating layer structure, current path arrangement method, electrical heating method, have the panel component of electric heating layer, improving the inhomogeneity efficiency of heating surface that also promoted simultaneously of glass heats.

For addressing the above problem, the present invention provides a kind of electric heating layer, comprising: conductive coating; First electrode and second electrode, said first electrode and second electrode are near the conductive coating first side, and the long limit of said first electrode and second electrode is roughly parallel to the first side; Have the vertical basically main defiber in long limit with said first electrode and second electrode on the said conductive coating, have the gap between said first electrode and second electrode; One end of said main defiber is positioned at the gap, makes first electrode and second electrode separation, between two electrodes, has the not zone of circulating current; Definite path of the length direction of the main defiber in edge forms at least a portion of primary current path.

Optional, said main defiber comprises straightway or wave line segment or sawtooth line segment.

Optional, also comprising the N group rank defiber of arranging apart from distance successively in basis and said first side on the said conductive coating, the 1st group of rank defiber is nearest apart from the first side, and wherein N is a positive integer.

Optional, said rank defiber comprises straightway or wave line segment or sawtooth line segment.

Optional, said N organizes between two adjacent in the rank defiber rank defibers and forms current path.

Optional, said rank defiber comprises stem portion, said stem portion is for being positive U font or shape of reverse omega or 1 font or positive zigzag or the font of falling L or the zigzag that falls.

Optional, said rank defiber comprises a cadre, said cadre is the line segment parallel with main defiber.

Optional, said positive U font is single positive U font.

Optional, said positive U font is many positive U fonts, the shared support arm of adjacent U word in said many positive U fonts.

Optional, for the stem portion of many positive U fonts, the cadre with equal number divides each positive U word respectively equally.

Optional, when the stem portion of n group rank defiber is positive U font, vertical cadre, the wherein 2≤n≤N that connects n-1 group rank defiber in U word base.

Optional, when the stem portion of the 1st group of rank defiber was positive U font, U word base is vertical to connect main defiber.

Optional, when stem portion was positive U font, a cadre divided said stem portion equally, and said trunk portion is separated out current path.

Optional, when the stem portion of n group rank defiber was shape of reverse omega, the stem portion of n-1 group rank defiber was the U font, wherein 2≤n≤N.

Optional, N group rank defiber is the line segment vertical with main defiber, wherein N >=2.

Optional, N group rank defiber and N-1 organize the vertical T font that connects into of a part of rank defiber.

Optional, N-1 group rank defiber be the line segment vertical with main defiber, and N-1 group rank defiber and N-2 organize the vertical T font that connects into of a part of rank defiber, wherein N >=3.

Optional, said main defiber is the font of falling L.

Optional, said main defiber mirror image is symmetrically distributed in a side of first electrode and second electrode, Yi Bian wherein paste the minor face of first electrode and second electrode.

Optional, rank defiber mirror image is symmetrically distributed on first electrode and second electrode.

Optional, said rank defiber comprises straightway just L shaped or the long limit of vertical electrode.

The present invention also provides a kind of current path arrangement method of electric heating layer, comprising:

First electrode and second electrode are set in the first side near electric heating layer make the long limit of said first electrode and second electrode be roughly parallel to the first side, and have the gap between said first electrode and second electrode;

At the long limit basically vertical main defiber of the surface of electric heating layer formation with said first electrode and second electrode; Said main defiber one end is positioned at said first electrode and second gaps between electrodes, makes between first electrode and second electrode, to form not at least a portion of definite path formation primary current path of the length direction of the main defiber in zone and edge of circulating current.

Optional, said positive U font is single positive U font.

The present invention also provides a kind of electrically heated method, comprises the following steps:

Panel component is provided;

Coated with conductive coating on said panel component;

To first electrode and the second electrode making alive that are roughly parallel to said first side near conductive coating first side and long limit;

The electric current edge is arranged at the conductive coating surface, and definite current path of an end main defiber length direction in the gap between said first electrode and second electrode, conducts to second electrode by first electrode, the electric conduction of heating coating.

The present invention also provides a kind of panel component with electric heating layer, comprising: glass is positioned at the conductive coating of glass surface, near the conductive coating first side and be roughly parallel to the place, first side and have first electrode and second electrode; Have the vertical basically main defiber in long limit with said first electrode and second electrode on the said conductive coating, have the gap between said first electrode and second electrode; One end of said main defiber is positioned at the gap, makes first electrode and second electrode separation, between two electrodes, has the not zone of circulating current; Really be shaped as at least a portion of primary current path along the length direction of main defiber.

Optional, said positive U font is single positive U font.

Optional, the length of said first electrode, second electrode near electrode parallel panel component first side length half the.

Optional, said conductive coating is cross.

Optional, on the crossline direction of cross, have N group rank defiber, according to being arranged in the both wings of horizontal line with distance between center line distance mirror image successively, the 1st group of rank defiber distance center line is nearest, and wherein N is a positive integer.

The present invention also provides a kind of electrically heated glass with electric heating layer, comprising: two glass outers, and the electric heating layer between glass outer; In electric heating layer, have conductive coating, first electrode and second electrode, said first electrode and second electrode are near the conductive coating first side, and the long limit of said first electrode and second electrode is roughly parallel to the first side; Have the vertical basically main defiber in long limit with said first electrode and second electrode on the said conductive coating, have the gap between said first electrode and second electrode; One end of said main defiber is positioned at the gap, makes first electrode and second electrode separation, between two electrodes, has the not zone of circulating current; Definite path of the length direction of the main defiber in edge forms at least a portion of primary current path.

The present invention also provides a kind of automobile with electric heating layer to use multiple glazing.

The present invention also provides a kind of building window glass with electric heating layer, comprising: layer glass and surround the frame around the glass, the electric heating layer between glass at least; In electric heating layer, have conductive coating, first electrode and second electrode, said first electrode and second electrode are near the conductive coating first side, and the long limit of said first electrode and second electrode is roughly parallel to the first side; Have the vertical basically main defiber in long limit with said first electrode and second electrode on the said conductive coating, have the gap between said first electrode and second electrode; One end of said main defiber is positioned at the gap, makes first electrode and second electrode separation, between two electrodes, has the not zone of circulating current; Definite path of the length direction of the main defiber in edge forms at least a portion of primary current path.

Compared with prior art, technical scheme of the present invention has the following advantages: first electrode and second electrode are arranged near side edge of conductive coating, and make the long limit of electrode be parallel to this side; Said first electrode and second electrode take the fringe region of conductive coating, and the main surf zone of conductive coating is had no influence, make the interior current path of conductive coating surf zone relate to enough scopes, and then the heating of glass is reached even; In addition, main defiber is set, the one of which end is positioned at the gap, makes first electrode and second electrode separation; Electric current conducts between two electrodes along definite path of the length direction of main defiber, need not to carry out conduction of current through zigzag path, and conducting path is shortened, and the efficiency of heating surface improves.

Further, the length of first electrode, second electrode is half the near the panel component first side length of electrode institute almost parallel, makes first electrode and the second interelectrode gap enough little, can not form current path between the main defiber; No matter therefore how many other time of level defibers be set, and the length of different electric flow path has improved the uniformity and the efficiency of heating surface of heating near consistent.

Description of drawings

Fig. 1 is existing structural representation with panel component of electric heating layer;

Fig. 2 is existing structural representation with panel component of electric heating layer

Fig. 3 is the schematic flow sheet of the current path arrangement method in the electric heating layer of the present invention;

Fig. 4 is the structural representation that the present invention has the panel component of electric heating layer;

Fig. 5 is the first example structure sketch map that current path is arranged in the electric heating layer of the present invention;

Fig. 6 is the structural representation of second embodiment, one instance that current path is arranged in the electric heating layer of the present invention;

Fig. 7 is the structural representation of second another instance of embodiment that current path is arranged in the electric heating layer of the present invention;

Fig. 8 is the 3rd example structure sketch map that current path is arranged in the electric heating layer of the present invention;

Fig. 9 is the 4th example structure sketch map that current path is arranged in the electric heating layer of the present invention;

Figure 10 is the 5th example structure sketch map that current path is arranged in the electric heating layer of the present invention;

Figure 11 is the 6th example structure sketch map that current path is arranged in the electric heating layer of the present invention;

Figure 12 is the 7th example structure sketch map that current path is arranged in the electric heating layer of the present invention;

Figure 13 is the 8th example structure sketch map that current path is arranged in the electric heating layer of the present invention;

Figure 14 is the 9th example structure sketch map that current path is arranged in the electric heating layer of the present invention.

Embodiment

Existing transparent non-conductive material (for example glass) with electric heating layer normally is layered on conductive coating on the transparent non-conductive material, in order to steam on the transparent non-conductive material or ice sheet are removed, guarantees that the transparent non-conductive material has good transparent effect.On conductive coating, can adopt mechanical means or the laser method of drawing that conductive coating is carried out joint-cutting usually, realize that conductive coating surf zone electricity separates, to set up and conduction current.

The inventor finds that after having studied conventional electric heating glass electrode can be set directly at the main surf zone of conductive coating, causes current path shortcoming in this part zone, makes heating inhomogeneous; In addition,, cause the conducting path of electric current between two electrodes longer, and then can produce heat efficiency reduction and the high situation of processing cost owing to arbitrarily arrange.

To the defective that above-mentioned electrically heated glass produced, the inventor has carried out performing creative labour, works out a kind of new glass with electric heating layer, comprising: two glass outers, and the electric heating layer between glass outer; In electric heating layer, have conductive coating, first electrode and second electrode, said first electrode and second electrode are near the conductive coating first side, and the long limit of said first electrode and second electrode is roughly parallel to the first side; Have the main defiber vertical basically on the said conductive coating, have the gap between said first electrode and second electrode with electrode; One end of said main defiber is positioned at the gap, makes first electrode and second electrode separation, between two electrodes, has the not zone of circulating current; Electric current conducts between two electrodes along definite path of the length direction of main defiber.

Current path arrangement method in the above-mentioned electric heating layer is as shown in Figure 3, comprising:

Execution in step S1 is provided with first electrode and second electrode and makes the long limit of said first electrode and second electrode be roughly parallel to the first side, and has the gap between said first electrode and second electrode in the first side near electric heating layer;

Execution in step S2; At the long limit basically vertical main defiber of the surface of electric heating layer formation with said first electrode and second electrode; Said main defiber one end is positioned at said first electrode and second gaps between electrodes, makes between first electrode and second electrode, to form not at least a portion of definite path formation primary current path of the length direction of the main defiber in zone and edge of circulating current.

In this execution mode; First electrode and second electrode be arranged near the conductive coating first side locate; And the long limit of electrode is roughly parallel to this side, and said almost parallel can be complete parallel no angle, also can be to have little angle between long limit of electrode and the first side; Said first electrode and second electrode take the fringe region of conductive coating, and the main surf zone of conductive coating is had no influence, make the interior current path of conductive coating surf zone relate to enough scopes, and then the heating of glass is reached even; In addition, main defiber is set, the one of which end is positioned at the gap, makes first electrode and second electrode separation; Electric current conducts between two electrodes along definite path of the length direction of main defiber, need not to carry out conduction of current through zigzag path, and conducting path is shortened, and efficient improves.

Below in conjunction with accompanying drawing specific embodiment of the present invention is done detailed explanation.

Fig. 4 is the structural representation that the present invention has the panel component of electric heating layer.As shown in Figure 4, panel component 100 includes glass 102, and the first surface of said glass 102 is coated with conductive coating 112; Edge along glass 102; Be provided with two edge separation lines 106; Said edge separation line 106 makes the neighboring of glass 102 form edge strip 108, and said edge strip 108 is separated conductive coating 112 on electricity with the external world, constituted the edge insulation of panel component 100; Conductive coating 112 is provided with the first electrode 104a and the second electrode 104b, and the long limit of the said first electrode 104a and the second electrode 104b is roughly parallel to the first side of conductive coating 112, and near the first side; Has the gap between the said first electrode 104a and the second electrode 104b; Be provided with main defiber 110 in the said conductive coating 112; One end of said main defiber 110 is positioned at said gap; And be connected with edge separation line 106, said main defiber 110 has confirmed to be passed through by the heating current of first electrode 104a to the second electrode 104b definite current path 114 on conductive coating 112 surfaces; Free end at main defiber 110 is provided with recess 116, excessive current density when being used to avoid electric current to pass through free end.

In the present embodiment, said conductive coating 102 is made up of the lamination of standing high heat load, and this lamination includes one deck metal level at least; Said conductive coating 102 is transparent on optical significance.

In the present embodiment, said edge separation line 106 is formed in the conductive coating 112 through mechanical means or laser beam method for drafting; Article two, parallel between the edge separation line 106, with the distance of glass edge at a distance of 1 ~ 2cm.

In the present embodiment, edge separation line 106 constitutes in conductive coating 112 with main defiber 110 and has high-resistance interruption, does not have electric current can pass through these interruptions.

In the present embodiment, said main defiber 110 constitutes in conductive coating 112 and has high-resistance interruption, with isolating a current path 114 between the first electrode 104a and the second electrode 104b; Said main defiber 110 is this straightway or wave line segment or sawtooth line segment perpendicular to the long limit of electrode of at least one foundation; There is not current path between the many main defibers 110; Said basically vertically can be to be 90 degree angles between the long limit of main defiber and electrode, also can be that the angle between main defiber inclination and the electrode is spent less than 90.

In the present embodiment, according to can also in conductive coating 112, setting gradually N (N is a positive integer) group rank defiber with said first side apart from distance, wherein first group of rank defiber is nearest and be connected with main defiber apart from the first side.

In the present embodiment, said N group rank defiber and 110 combinations of main defiber can be with isolating N bar current path between first electrode and second electrode.Said N organizes between two adjacent in the rank defiber rank defibers and forms current path.

In the present embodiment, said rank defiber comprises straightway or wave line segment or sawtooth line segment.

In the present embodiment, said rank defiber comprises stem portion, a cadre.The stem portion of said rank defiber is to be positive U font or shape of reverse omega or the line segment vertical with main defiber; Said cadre is the line segment parallel with main defiber 110.

In the present embodiment, said positive U font is single positive U font or many positive U fonts (like two positive U fonts, three positive U fonts or four positive U fonts etc.).The shared support arm of adjacent U word in said many positive U fonts.For the stem portion of many positive U fonts, the cadre with equal number divides each positive U word respectively equally.

In the present embodiment, when the stem portion of n group rank defiber is positive U font, vertical cadre, the wherein 2≤n≤N that connects n-1 group rank defiber in U word base; When the stem portion of the 1st group of rank defiber was positive U font, U word base is vertical to connect main defiber.When stem portion was positive U font, a cadre divided said stem portion equally, and said trunk portion is separated out current path.

In the present embodiment, when the stem portion of n group rank defiber was shape of reverse omega, the stem portion of n-1 group rank defiber was the U font, wherein 2≤n≤N.

In the present embodiment; When N (N >=2) group rank defiber is the line segment vertical with main defiber 110; N group rank defiber and N-1 organize the vertical T font that connects into of a part of rank defiber; Or N group rank defiber is parallel with N-1 group rank defiber, and N-1 group rank defiber and N-2 organize the vertical T font that connects into of a part of rank defiber.

In the present embodiment, between the adjacent rank defiber and the cadre of rank defiber make up the width of having confirmed current path with stem portion.

In the present embodiment, the said first electrode 104a and the second electrode 104b are strip electrode, and the first electrode 104a and the second electrode 104b and conductive coating 112 are electrically connected; And can pass through cable, two electrodes are connected with the external voltage source of supply.The said first electrode 104a and the second electrode 104b almost completely cover the first side, and the length of the promptly said first electrode 104a and the second electrode 104b is half the near first side length.Gap between the said first electrode 104a and the second electrode 104b is enough little, even main defiber is the straight line more than two, between straight line, also can not produce current path.

In the present embodiment, the length that said electric current flows to definite path 114 that the second electrode 104b passed through by the first electrode 104a roughly is 2 times of main defiber length.

It is following to adopt said structure to carry out electrically heated method: the first electrode 104a is connected with external voltage source through cable with the second electrode 104b, and wherein the first electrode 104a connects positive pole, and the second electrode 104b connects negative pole; Electric current is from the first electrode 104a; The edge is arranged in the conductive coating 102, and definite path of an end main defiber 110 length directions in the gap between the said first electrode 104a and the second electrode 104b, conducts to the second electrode 104b; Electric conduction of heating coating 112, and then heating glass 102.

For make above-mentioned purpose of the present invention, feature and advantage can be more obviously understandable, below in conjunction with the specific embodiment of main defiber and rank defiber various combination the current path arrangement method in electric heating layer is elaborated.

Embodiment one

Fig. 5 is the first example structure sketch map that current path is arranged in the electric heating layer of the present invention.As shown in Figure 5, electric heating layer comprises: conductive coating 112; The first electrode 104a and the second electrode 104b are arranged near the first side of conductive coating 112 or are close to the first side, and the said first electrode 104a and the second electrode 104b are roughly parallel to the first side; Has the gap between the said first electrode 104a and the second electrode 104b; Main defiber 110 is arranged in the said conductive coating 112, and an end of said main defiber 110 is positioned at said gap, is connected with the edge separation line; The first rank defiber 120; Comprise the first stem portion 120a and first cadre 120b; The said first stem portion 120a is connected with main defiber 110; First cadre 120b is connected with the second side of conductive coating, and said second side and first side are relative, and said first cadre 120b is separated out first current paths vias 118 with the first stem portion 120a; Recess 116 is arranged at the free end of the main defiber 110 and the first rank defiber 120, excessive current density when being used to avoid electric current to pass through free end.

In the present embodiment, the said main defiber 110 and the first rank defiber 120 have confirmed to be passed through by the heating current of first electrode 104a to the second electrode 104b current path on conductive coating 112 surfaces.The said main defiber 110 and the first rank defiber 120 constitute in conductive coating 112 and have high-resistance interruption, do not have electric current can directly pass through these interruptions.

In the present embodiment, the first stem portion 120a of the first rank defiber 120 is positive U font; Two support arms of positive U word are parallel to main defiber 110, and bottom vertical connects main defiber 110.First cadre 120b is linear; One end vertically connects the second side of conductive coating 112.

In the present embodiment, the length of first side and second side is W, and the 3rd side, the four side length that connect first side and second side are respectively L.The length of the first electrode 104a and the second electrode 104b is less than W/2.The width a of first current paths vias 118 equals 0.5W/ (M+1), and M is the current path number.The length x of main defiber 110 ₁Arm length x with the U word ₂Equal the length L of the 3rd side, wherein x with the summation of current paths vias width a ₂Equal a.

It is following that employing is that said structure carries out electrically heated method: the first electrode 104a is connected with external voltage source through cable with the second electrode 104b, and wherein the first electrode 104a connects positive pole, and the second electrode 104b connects negative pole; Electric current is from the first electrode 104a; Along being arranged in the conductive coating 102; And the length direction of the first stem portion 120a of the length direction of an end main defiber 110 in the gap between the said first electrode 104a and the second electrode 104b, the first rank defiber 120 that is connected with main defiber 110 and first current paths vias, 118 determined paths; Conduct to the second electrode 104b, electric conduction of heating coating 112, and then heating glass 102.

Embodiment two

Fig. 6 is the structural representation of second embodiment, one instance that current path is arranged in the electric heating layer of the present invention.As shown in Figure 6, electric heating layer comprises: conductive coating 112; The first electrode 104a and the second electrode 104b are arranged near the first side of conductive coating 112 or are close to the first side, and the said first electrode 104a and the second electrode 104b are roughly parallel to the first side; Has the gap between the said first electrode 104a and the second electrode 104b; Main defiber 110 is arranged in the said conductive coating 112, and an end of said main defiber 110 is positioned at said gap, is connected with the edge separation line; The first rank defiber 120 comprises the first stem portion 120a and first cadre 120b, and the said first stem portion 120a is connected with main defiber 110, and said first cadre 120b is separated out first current paths vias 118 with the first stem portion 120a; Second level defiber 130, said second level defiber 130 is connected with first cadre 120b of the first rank defiber 120, and constitutes the T font, and said second level defiber 130 has constituted second current paths vias 119 with the second side; Recess 116 is arranged at the free end of main defiber 110, the first rank defiber 120 and second level defiber 130, excessive current density when being used to avoid electric current to pass through free end.

In the present embodiment, said main defiber 110, the first rank defiber 120 and second level defiber 130 have been confirmed by two heating currents of first electrode 104a to the second electrode 104b current path through conductive coating 112 surfaces.Said main defiber 110, the first rank defiber 120 and second level defiber 130 constitute in conductive coating 112 and have high-resistance interruption, do not have electric current can directly pass through these interruptions.

In the present embodiment, the first stem portion 120a of the first rank defiber 120 is positive U font; Two support arms of positive U word are parallel to main defiber 110, and bottom vertical connects main defiber 110.First cadre 120b is linear; One end vertically connects second level defiber 130.

In the present embodiment, second level defiber 130 is parallel with the second side, and said second side is the relative edge of first side.

In the present embodiment, the length of first side and second side is W, and the 3rd side, the four side length that connect first side and second side are respectively L.The length of the first electrode 104a and the second electrode 104b is less than W/2.The width a of first current paths vias 118 and second current paths vias 119 equals 0.5W/ (M+1), and M is the current path number.

In the present embodiment, the optimal design of each defiber is of a size of: the length x of main defiber 110 ₃The summation x of the arm length of+U word and first current paths vias, 118 width ₄The length L of+the second current paths vias 119 width a=the 3rd side, wherein x ₄Can equal 2a.

In addition, the length x of main defiber 110 ₃The summation x of the arm length of+2 times U word and first current paths vias, 118 width ₄The length x of=main defiber 110 ₃The summation x of the arm length of+U word and first current paths vias, 118 width ₄+ W/2.

It is following that employing is that said structure carries out electrically heated method: the first electrode 104a is connected with external voltage source through cable with the second electrode 104b, and wherein the first electrode 104a connects positive pole, and the second electrode 104b connects negative pole; First via electric current is from the first electrode 104a; Length direction and first current paths vias, the 118 determined paths of the length direction of the main defiber 110 in edge, the first stem portion 120a of the first rank defiber 120; Conduct to the second electrode 104b, electric conduction of heating coating 112; The second road electric current from the first electrode 104a along the length direction of main defiber 110, length direction and second current paths vias, the 119 determined paths of the first stem portion 120a of the first rank defiber 120; Conduct to the second electrode 104b, electric conduction of heating coating 112.

In the present embodiment,, increased the scope that heats in the conductive coating surf zone, and then can make heating reach more even glass owing to glass is heated through two current conduction path.

Fig. 7 is the structural representation of second another instance of embodiment that current path is arranged in the electric heating layer of the present invention.Compared to the instance of Fig. 6, the said first electrode 104a and the second electrode 104b, be arranged at conductive coating 112 than near the long side or be close to this side, and the said first electrode 104a and the second electrode 104b are roughly parallel to this side; Gap between the said first electrode 104a and the second electrode 104b is bigger, can be more than or equal to the U font bottom width of first stem portion of the first rank defiber; And at least one main defiber can be set in the gap of this width.

In the present embodiment, 2 times of the length L that said length W than long side is a shorter lateral sides of such.

Embodiment three

Fig. 8 is the 3rd example structure sketch map that current path is arranged in the electric heating layer of the present invention.As shown in Figure 8, electric heating layer comprises: conductive coating 112; The first electrode 104a and the second electrode 104b are arranged near the first side of conductive coating 112 or are close to the first side, and the said first electrode 104a and the second electrode 104b are roughly parallel to the first side; Has the gap between the said first electrode 104a and the second electrode 104b; Main defiber 110 is arranged in the said conductive coating 112, and an end of said main defiber 110 is positioned at said gap, is connected with the edge separation line; The first rank defiber 120 comprises the first stem portion 120a and first cadre 120b, and the said first stem portion 120a is connected with main defiber 110, and said first cadre 120b is separated out first current paths vias 118 with the first stem portion 120a; Second level defiber 130, said second level defiber 130 is connected with first cadre 120b of the first rank defiber 120, and constitutes the T font; The other defiber 140 of the third level; Parallel with second level defiber 130 and second side; The other defiber 140 of the said third level constitutes second current paths vias 119 with second level defiber 130, and the other defiber 140 of the said third level has constituted the 3rd current paths vias 121 with the second side; Recess 116 is arranged at the free end of main defiber 110, the first rank defiber 120, second level defiber 130 and the other defiber 140 of the third level, excessive current density when being used to avoid electric current to pass through free end.

In the present embodiment, said main defiber 110, the first rank defiber 120, second level defiber 130 and the other defiber 140 of the third level have been confirmed by three heating currents of first electrode 104a to the second electrode 104b definite path through conductive coating 112 surfaces.Said main defiber 110, the first rank defiber 120, second level defiber 130 and the other defiber 140 of the third level constitute in conductive coating 112 and have high-resistance interruption, do not have electric current can directly pass through these interruptions.

In the present embodiment, the length of first side and second side is W, and the 3rd side, the four side length that connect first side and second side are respectively L.The length of the first electrode 104a and the second electrode 104b is less than W/2.The width a of first current paths vias 118, second current paths vias 119 and the 3rd current paths vias 121 equals 0.5W/ (M+1), and M is the current path number.

In the present embodiment, the optimal design of each defiber is of a size of: the length x of main defiber 110 ₅The summation x of the arm length of+U word and first current paths vias, 118 width ₆The length L of+the second current paths vias 119 width a+ the 3rd current paths vias 121 width a=the 3rd side, wherein x ₆Can equal 2a.

In addition, the length x of main defiber 110 ₅The summation x of the arm length of+2 times U word and first current paths vias, 118 width ₆The length x of=main defiber 110 ₅The summation x of the arm length of+U word and first current paths vias, 118 width ₆+ W/2.

It is following that employing is that said structure carries out electrically heated method: the first electrode 104a is connected with external voltage source through cable with the second electrode 104b, and wherein the first electrode 104a connects positive pole, and the second electrode 104b connects negative pole; First via electric current is from the first electrode 104a; Length direction and first current paths vias, the 118 determined paths of the length direction of the main defiber 110 in edge, the first stem portion 120a of the first rank defiber 120; Conduct to the second electrode 104b, electric conduction of heating coating 112; The second road electric current from the first electrode 104a along the length direction of main defiber 110, length direction and second current paths vias, the 119 determined paths of the first stem portion 120a of the first rank defiber 120; Conduct to the second electrode 104b, electric conduction of heating coating 112; The Third Road electric current from the first electrode 104a along the length direction of main defiber 110, length direction and the 3rd current paths vias 121 determined paths of the first stem portion 120a of the first rank defiber 120; Conduct to the second electrode 104b, electric conduction of heating coating 112.

In the present embodiment,, further increased the scope that heats in the conductive coating surf zone, and then the heating of glass has been reached more even owing to glass is heated through three current conduction path.

Embodiment four

Fig. 9 is the 4th example structure sketch map that current path is arranged in the electric heating layer of the present invention.As shown in Figure 9, electric heating layer comprises: conductive coating 112; The first electrode 104a and the second electrode 104b are arranged near the first side of conductive coating 112 or are close to the first side, and the said first electrode 104a and the second electrode 104b are roughly parallel to the first side; Has the gap between the said first electrode 104a and the second electrode 104b; Main defiber 110 is arranged in the said conductive coating 112, and an end of said main defiber 110 is positioned at said gap, is connected with the edge separation line; The first rank defiber 120 comprises the first stem portion 120a and first cadre 120b, and the said first stem portion 120a is connected with main defiber 110, and said first cadre 120b is separated out first current paths vias 118 with the first stem portion 120a; Second level defiber 130 comprises the second stem portion 130a and second cadre 130b, and the said second stem portion 130a is connected with first cadre 120b, and said second cadre 130b is separated out second current paths vias 119 with the second stem portion 130a; The other defiber 140 of the third level is connected with second cadre 130b of second level defiber 130, and constitutes the T font, and the other defiber 140 of the said third level has constituted the 3rd current paths vias 121 with the second side; Recess 116 is arranged at the free end of main defiber 110, the first rank defiber 120, second level defiber 130 and the other defiber 140 of the third level, excessive current density when being used to avoid electric current to pass through free end.

In the present embodiment, the first stem portion 120a of the first rank defiber 120 is positive U font; Two support arms of positive U word are parallel to main defiber 110, and bottom vertical connects main defiber 110.First cadre 120b is linear.

In the present embodiment, the second stem portion 130a of second level defiber 130 is positive U font; Two support arms of positive U word are parallel to main defiber 110, and bottom vertical connects first cadre 120b.Second cadre 130b is linear; One end vertically connects the other defiber 140 of the third level.

In the present embodiment, the other defiber 140 of the third level is parallel with the second side, and said second side is the relative edge of first side.

In the present embodiment, the length of first side and second side is W, and the 3rd side, the four side length that connect first side and second side are respectively L.The length of the first electrode 104a and the second electrode 104b is less than W/2.The width a of first current paths vias 118 and the 3rd current paths vias 121 equals 0.5W/ (M+1), and M is the current path number.The width of second current paths vias 119 is 2a.

In the present embodiment, the optimal design of each defiber is of a size of: the length x of main defiber 110 ₇The summation x of the arm length of the U word of+the first rank defiber 120 and first current paths vias, 118 width ₈The summation x of the arm length of the U word of+second level line 130 and second current paths vias, 119 width ₉The length L of+the three current paths vias 121 width a=the 3rd side, wherein x ₈, x ₉Equal 2a.

In addition, the length x of main defiber 110 ₇The summation x of the arm length of the U word of+2 times the first rank defiber 120 and first current paths vias, 118 width ₈The length x of=main defiber 110 ₇The summation x of the arm length of the U word of+the first rank defiber 120 and first current paths vias, 118 width ₈The summation x of the arm length of the U word of+1.5 times second level defiber 130 and second current paths vias, 119 width ₉The length x of=main defiber 110 ₇The summation x of the arm length of the U word of+the first rank defiber 120 and first current paths vias, 118 width ₈The summation x of the arm length of the U word of+second level defiber 130 and second current paths vias, 119 width ₉+ W/2.

It is following that employing is that said structure carries out electrically heated method: the first electrode 104a is connected with external voltage source through cable with the second electrode 104b, and wherein the first electrode 104a connects positive pole, and the second electrode 104b connects negative pole; First via electric current is from the first electrode 104a; Length direction and first current paths vias, the 118 determined paths of the length direction of the main defiber 110 in edge, the first stem portion 120a of the first rank defiber 120; Conduct to the second electrode 104b, electric conduction of heating coating 112; The second road electric current from the first electrode 104a along the length direction of main defiber 110, the length direction of the first stem portion 120a of the first rank defiber 120, length direction and second current paths vias, the 119 determined paths of the second stem portion 130a; Conduct to the second electrode 104b, electric conduction of heating coating 112; The Third Road electric current from the first electrode 104a along the length direction of main defiber 110, length direction and the 3rd current paths vias 121 determined paths of the second stem portion 130a of the length direction of the first stem portion 120a of the first rank defiber 120, second level defiber 130; Conduct to the second electrode 104b, electric conduction of heating coating 112.

Embodiment five

Figure 10 is the 5th example structure sketch map that current path is arranged in the electric heating layer of the present invention.Shown in figure 10, electric heating layer comprises: conductive coating 112; The first electrode 104a and the second electrode 104b are arranged near the first side of conductive coating 112 or are close to the first side, and the said first electrode 104a and the second electrode 104b are roughly parallel to the first side; Has the gap between the said first electrode 104a and the second electrode 104b; Main defiber 110 is arranged in the said conductive coating 112, and an end of said main defiber 110 is positioned at said gap, is connected with the edge separation line; The first rank defiber 120 comprises the first stem portion 120a and first cadre 120b, and the said first stem portion 120a is connected with main defiber 110, and said first cadre 120b is separated out first current paths vias 118 with the first stem portion 120a; Second level defiber 130 comprises second stem portion, and said second stem portion is connected with first cadre 120b; The other defiber 140 of the third level; Comprise the 3rd stem portion 140a and the 3rd cadre 140b; Said the 3rd stem portion 140a and second level defiber 130 have constituted second current paths vias 119, and said the 3rd cadre 140b has been separated out the 3rd current paths vias 121 with the 3rd stem portion 140a; Recess 116 is arranged at the free end of main defiber 110, the first rank defiber 120, second level defiber 130 and the other defiber 140 of the third level, excessive current density when being used to avoid electric current to pass through free end.

In the present embodiment, second stem portion of second level defiber 130 is positive U font; Two support arms of positive U word are parallel to main defiber 110, and bottom vertical connects first cadre 120b.

In the present embodiment, the 3rd stem portion 140a of the other defiber 140 of the third level is a shape of reverse omega; The 3rd cadre 140b is linear, and an end vertically connects the second side of conductive coating 112, and said second side is the relative edge of first side.

In the present embodiment, the optimal design of each defiber is of a size of: the length x of main defiber 110 ₁₀The summation x of the arm length of the U word of+the first rank defiber 120 and first current paths vias, 118 width ₁₁The summation x of the arm length of the U word of+second level line 130 and second current paths vias, 119 width ₁₂The length L of+the three current paths vias 121 width a=the 3rd side.

In addition, the length x of main defiber 110 ₁₀The summation x of the arm length of the U word of+2 times the first rank defiber 120 and first current paths vias, 118 width ₁₁The length x of=main defiber 110 ₁₀The summation x of the arm length of the U word of+the first rank defiber 120 and first current paths vias, 118 width ₁₁The summation x of the arm length of the U word of+2 times second level defiber 130 and second current paths vias, 119 width ₁₂The length x of+the three current paths vias 121 width a=master defibers 110 ₁₀The summation x of the arm length of the U word of+the first rank defiber 120 and first current paths vias, 118 width ₁₁The summation x of the arm length of the U word of+second level defiber 130 and second current paths vias, 119 width ₁₂+ W/2+2 the 3rd current paths vias 121 width a doubly.

It is following that employing is that said structure carries out electrically heated method: the first electrode 104a is connected with external voltage source through cable with the second electrode 104b, and wherein the first electrode 104a connects positive pole, and the second electrode 104b connects negative pole; First via electric current is from the first electrode 104a; Length direction and first current paths vias, the 118 determined paths of the length direction of the main defiber 110 in edge, the first stem portion 120a of the first rank defiber 120; Conduct to the second electrode 104b, electric conduction of heating coating 112; The second road electric current from the first electrode 104a along the length direction of main defiber 110, the length direction of the first stem portion 120a of the first rank defiber 120, the length direction and second current paths vias, the 119 determined paths of second stem portion; Conduct to the second electrode 104b, electric conduction of heating coating 112; The Third Road electric current from the first electrode 104a along the length direction of main defiber 110, length direction and the 3rd current paths vias 121 determined paths of the 3rd stem portion 140a of the length direction of second stem portion of the length direction of the first stem portion 120a of the first rank defiber 120, second level defiber 130, the other defiber 140 of the third level; Conduct to the second electrode 104b, electric conduction of heating coating 112.

Embodiment six

Figure 11 is the 6th example structure sketch map that current path is arranged in the electric heating layer of the present invention.Shown in figure 11, electric heating layer comprises: conductive coating 112; The first electrode 104a and the second electrode 104b are arranged near the first side of conductive coating 112 or are close to the first side, and the said first electrode 104a and the second electrode 104b are roughly parallel to the first side; Has the gap between the said first electrode 104a and the second electrode 104b; Main defiber 110 is arranged in the said conductive coating 112, and an end of said main defiber 110 is positioned at said gap, is connected with the edge separation line; The first rank defiber 120 comprises the first stem portion 120a and first cadre 120b, and the said first stem portion 120a is connected with main defiber 110, and said first cadre 120b is separated out first current paths vias 118 with the first stem portion 120a; Second level defiber 130 comprises the second stem portion 130a and second cadre 130b, and the said second stem portion 130a is connected with first cadre 120b, and said second cadre 130b is separated out second current paths vias 119 with the second stem portion 130a; The other defiber 140 of the third level comprises the 3rd stem portion, and said the 3rd stem portion is connected with second cadre 130b of second level defiber 130; The other defiber 150 of the fourth stage; Comprise the 4th stem portion 150a and the 4th cadre 150b; The 3rd stem portion of said the 4th stem portion 150a and the other defiber 140 of the third level constitutes the 3rd current paths vias 121, and said the 4th cadre 150b is separated out the 4th current paths vias 122 with the first stem portion 150a; The other defiber 160 of level V is connected with the 4th cadre 150b of the other defiber 150 of the fourth stage, and constitutes the T font; The 6th rank defiber 170, said the 6th rank defiber 170 has constituted the 5th current paths vias 123 with the other defiber 160 of level V, and said the 6th rank defiber 170 has constituted the 6th current paths vias 124 with the second side; Recess 116; Be arranged at the free end of the other defiber of the other defiber of main defiber 110, the first rank defiber 120, second level defiber 130, the third level 140, the fourth stage 150, the other defiber 160 of level V and the 6th rank defiber 170, excessive current density when being used to avoid electric current to pass through free end.

In the present embodiment, the other defiber of the other defiber of said main defiber 110, the first rank defiber 120, second level defiber 130, the third level 140, the fourth stage 150, the other defiber 160 of level V and the 6th rank defiber 170 have been confirmed by six heating currents of first electrode 104a to the second electrode 104b definite path through conductive coating 112 surfaces.Said main defiber 110, the first rank defiber 120, second level defiber 130 and the other defiber 140 of the third level constitute in conductive coating 112 and have high-resistance interruption, do not have electric current can directly pass through these interruptions.

In the present embodiment, the second stem portion 130a of second level defiber 130 is two positive U fonts, and the bridging line of said two positive U words is the extended line of first cadre 120b, and two support arms of positive U word are parallel to main defiber 110, and bottom vertical connects first cadre 120b.Second cadre 130b is linear, and its number and U number of words coupling, and divide corresponding U word equally goes out current paths vias with the double-H groove weld splitting of words of the second stem portion 130a.

In the present embodiment, the 3rd stem portion of the other defiber 140 of the third level is positive U font; Two support arms of positive U word are parallel to main defiber 110, and bottom vertical connects second cadre 130b.

In the present embodiment, the 4th stem portion 150a of the other defiber 150 of the fourth stage is a shape of reverse omega; The 4th cadre 150b is linear.

In the present embodiment, the other defiber 160 of level V is parallel to the second side, and said second side is the parallel relative edge of first side; The other defiber 160 of said level V with the 4th cadre 150b is vertical is connected.

In the present embodiment, the length of first side and second side is W, and the 3rd side, the four side length that connect first side and second side are respectively L.The length of the first electrode 104a and the second electrode 104b is less than W/2.The width a of first current paths vias 118, second current paths vias 119, the 3rd current paths vias 121 equals 0.5W/ (M+1), and M is the current path number.

In the present embodiment, the optimal design of each defiber is of a size of: the length x of main defiber 110 ₁The summation x of the arm length of the U word of '+first rank defiber 120 and first current paths vias, 118 width ₂The summation x of the arm length of the U word of '+second level line 130 and second current paths vias, 119 width ₃The summation x of the arm length of the U word of the other line 140 of the '+third level and the 3rd current paths vias 121 width ₄'+the 4th current paths vias 122 width x ₅'+the 5th current paths vias 123 width x ₆'+the 5th current paths vias 124 width x ₇The length L of '=the 3rd side; X wherein ₅'=0.5a ~ 2a, x ₆'=0.5a ~ 2a, x ₇'=0.5a ~ 2a.

In addition, the length x of main defiber 110 ₁The arm length of the U word of the first rank defiber 120 of '+2 times and the summation x of first current paths vias, 118 width ₂The length x of '=main defiber 110 ₁The summation x of the arm length of the U word of '+first rank defiber 120 and first current paths vias, 118 width ₂The arm length of the U word of the second level defiber 130 of '+3 times and the summation x of second current paths vias, 119 width ₃The length x of '=main defiber 110 ₁The summation x of the arm length of the U word of '+first rank defiber 120 and first current paths vias, 118 width ₂The summation x of the arm length of the U word of '+second level defiber 130 and second current paths vias, 119 width ₃The arm length of the U word of the other defiber 140 of the third level of '+2 times and the summation x of the 3rd current paths vias 121 width ₄The 3rd current paths vias 121 width a of '+2 times.

It is following that employing is that said structure carries out electrically heated method: the first electrode 104a is connected with external voltage source through cable with the second electrode 104b, and wherein the first electrode 104a connects positive pole, and the second electrode 104b connects negative pole; First via electric current is from the first electrode 104a; Length direction and first current paths vias, the 118 determined paths of the length direction of the main defiber 110 in edge, the first stem portion 120a of the first rank defiber 120; Conduct to the second electrode 104b, electric conduction of heating coating 112; The second road electric current from the first electrode 104a along the length direction of main defiber 110, length direction and second current paths vias, the 119 determined paths of the second stem portion 130a of the length direction of the first stem portion 120a of the first rank defiber 120, second level defiber 130; Conduct to the second electrode 104b, electric conduction of heating coating 112; The Third Road electric current from the first electrode 104a along the length direction of main defiber 110, length direction and the 3rd current paths vias 121 determined paths of the 3rd stem portion 140a of the length direction of the second stem portion 130a of the length direction of the first stem portion 120a of the first rank defiber 120, second level defiber 130, the other defiber 140 of the third level; Conduct to the second electrode 104b, electric conduction of heating coating 112; The four road electric current from the first electrode 104a along the length direction of main defiber 110, length direction and the 4th current paths vias 122 determined paths of the 3rd stem portion 140a of the length direction of the second stem portion 130a of the length direction of the first stem portion 120a of the first rank defiber 120, second level defiber 130, the other defiber 140 of the third level; Conduct to the second electrode 104b, electric conduction of heating coating 112; The five road electric current from the first electrode 104a along the length direction of main defiber 110, other defiber 150 length directions of length direction, the fourth stage and the 5th current paths vias 123 determined paths of the 3rd stem portion 140a of the length direction of the second stem portion 130a of the length direction of the first stem portion 120a of the first rank defiber 120, second level defiber 130, the other defiber 140 of the third level; Conduct to the second electrode 104b, electric conduction of heating coating 112; The six road electric current from the first electrode 104a along the length direction of main defiber 110, the length direction of the 3rd stem portion 140a of the length direction of the second stem portion 130a of the length direction of the first stem portion 120a of the first rank defiber 120, second level defiber 130, the other defiber 140 of the third level, the length direction of the other defiber 150 of the fourth stage, the length direction and the 7th current paths vias 124 determined paths of the other defiber 160 of level V; Conduct to the second electrode 104b, electric conduction of heating coating 112.

In the present embodiment,, further increased the scope that heats in the conductive coating surf zone, and then the heating of glass has been reached more even owing to glass is heated through six current conduction path.

Embodiment seven

Figure 12 is the 7th example structure sketch map that current path is arranged in the electric heating layer of the present invention.Shown in figure 12, electric heating layer comprises: conductive coating 300; The first electrode 304a and the second electrode 304b are arranged near the 3rd side of conductive coating 300 or are close to the 3rd side, and the said first electrode 304a and the second electrode 304b are roughly parallel to the 3rd side; The said first electrode 304a and the second electrode 304b occupy the 3rd side edges at two ends position respectively, have big gap between the promptly said first electrode 304a and the second electrode 304b; Main defiber 310, the one of which end is arranged in the gap, cuts off the first electrode 304a and the second electrode 304b, and two main defibers 310 are for being the line segment of the font of falling L, and mirror image is distributed in an end of electrode, Yi Bian and be close to the minor face of electrode.

Also comprise: the first rank defiber 312, mirror image are distributed in main defiber 310 both sides, and contact with the second electrode 304b with the first electrode 304a respectively, are separated out first current paths vias 318 with the main defiber 310 of same side; Second level defiber 313, mirror image are distributed in main defiber 310 both sides, and contact with the second electrode 304b with the first electrode 304a respectively, are separated out second current paths vias 319 with the first rank defiber 312; Second level defiber 313 constitutes the 3rd current paths vias 320 with first side and second side.

In the present embodiment, Yi Bian main defiber 310 wherein is parallel to corresponding electrode, another side is grown the limit perpendicular to electrode, and is positioned at the gap.

In the present embodiment, the first rank defiber 312 is the L font, and is square with main defiber 310 formation dislocation; Wherein parallel on one side and contact the first electrode 304a and the second electrode 304b, another side is perpendicular to the first electrode 304a and the second electrode 304b.

In the present embodiment, second level defiber 313 is perpendicular to the long limit of electrode.

It is following that employing is that said structure carries out electrically heated method: the first electrode 304a is connected with external voltage source through cable with the second electrode 304b, and wherein the first electrode 304a connects positive pole, and the second electrode 304b connects negative pole; First via electric current along first current paths vias, 318 determined paths, conducts to the second electrode 304b, electric conduction of heating coating 300 from the first electrode 304a; The second road electric current along second current paths vias, 319 determined paths, conducts to the second electrode 304b, electric conduction of heating coating 300 from the first electrode 304a; The Third Road electric current along the 3rd current paths vias 320 determined paths, conducts to the second electrode 304b, electric conduction of heating coating 300 from the first electrode 304a.

Embodiment eight

Figure 13 is the 8th example structure sketch map that current path is arranged in the electric heating layer of the present invention.Shown in figure 13, electric heating layer comprises: conductive coating 200; The first electrode 204a and the second electrode 204b are arranged near the 3rd side of conductive coating 200 or are close to the 3rd side, and the said first electrode 204a and the second electrode 204b are roughly parallel to the 3rd side; The said first electrode 204a and the second electrode 204b occupy the 3rd side edges at two ends position respectively, have big gap between the promptly said first electrode 204a and the second electrode 204b; Main defiber 210, the one of which end is arranged in the gap, cuts off the first electrode 204a and the second electrode 204b, and two main defibers 210 are for being the line segment of the font of falling L, and mirror image is distributed in an end of electrode, Yi Bian and be close to the minor face of electrode.

Also comprise: the first rank defiber 212, be the font of falling L, mirror image is distributed in main defiber 210 both sides, and contacts with the second electrode 204b with the first electrode 204a respectively, is separated out first current paths vias with the main defiber 210 of same side.Second level defiber 213, mirror image are distributed in main defiber 210 both sides, and contact with the second electrode 204b with the first electrode 204a respectively; Said second level defiber 213 is made up of main part and branching portion; Said main part is the font of falling L; On one side respectively with the corresponding first electrode 204a with second electrode 204b is vertical is connected, another side is parallel with the long limit of the second electrode 204b with the first electrode 204a respectively; Said branching portion is section linearly, is parallel to the first electrode 204a respectively with the second electrode 204b and vertically be connected said main part, and said branching portion is separated out second current paths vias with the first rank defiber 212.The other defiber 214 of the third level; Be down zigzag; Mirror image is distributed in main defiber 210 both sides; One side of the other defiber 214 of the said third level respectively with the first electrode 204a with second electrode 204b is vertical is connected, the other defiber 214 of the said third level is separated out the 3rd current paths vias with second level defiber 213.The other defiber 215 of the fourth stage is 1 font, and mirror image is distributed in main defiber 210 both sides, respectively with the first electrode 204a with second electrode 204b is vertical is connected, and be separated out the 4th current paths vias with the other defiber 214 of the third level; The other defiber 216 of level V is 1 font, and mirror image is distributed in main defiber 210 both sides, respectively with the first electrode 204a with second electrode 204b is vertical is connected, and be separated out the 5th current paths vias with the other defiber 215 of the fourth stage; The other defiber 216 of said level V is separated out the 6th current paths vias with first side and second side.The first auxiliary defiber 218, mirror image is distributed in main defiber 210 both sides, and lays respectively on the long limit of the first electrode 204a and the second electrode 204b, and is connected with the first rank defiber 212; The second auxiliary defiber 220, mirror image is distributed in main defiber 210 both sides, and lays respectively on the long limit of the first electrode 204a and the second electrode 204b, and is connected with the other defiber 215 of the fourth stage.

In the present embodiment, Yi Bian main defiber 210 wherein is parallel to corresponding electrode, another side is grown the limit perpendicular to electrode, and is positioned at the gap.

It is following that employing is that said structure carries out electrically heated method: the first electrode 204a is connected with external voltage source through cable with the second electrode 204b, and wherein the first electrode 204a connects positive pole, and the second electrode 204b connects negative pole; First via electric current along the determined path of first current paths vias, conducts to the second electrode 204b, electric conduction of heating coating 200 from the first electrode 204a; The second road electric current along the determined path of second current paths vias, conducts to the second electrode 204b, electric conduction of heating coating 200 from the first electrode 204a; The Third Road electric current along the determined path of the 3rd current paths vias, conducts to the second electrode 204b, electric conduction of heating coating 200 from the first electrode 204a; The four road electric current along the determined path of first current paths vias, conducts to the second electrode 204b, electric conduction of heating coating 200 from the first electrode 204a; The five road electric current along the determined path of second current paths vias, conducts to the second electrode 204b, electric conduction of heating coating 200 from the first electrode 204a; The six road electric current along the determined path of the 3rd current paths vias, conducts to the second electrode 204b, electric conduction of heating coating 200 from the first electrode 204a.

Embodiment nine

Figure 14 is the structural representation of the 9th embodiment that current path is arranged in the electric heating layer of the present invention.Shown in figure 14, electric heating layer comprises: conductive coating 400, said conductive coating 400 are cross and are coated on glass; The first electrode 404a and the second electrode 404b are arranged at an end of cross vertical line, and are roughly parallel to the side of this end; Has the gap between the said first electrode 404a and the second electrode 404b; Main defiber 410; Be arranged in the said conductive coating 400; Said main defiber 410 comprises main part 410a and auxilliary body portion 410b, and said main part 410a and auxilliary body portion 410b constitute cross, all is positioned at the corresponding mid portion of cross of conductive coating 400; The end of said main part 410a is positioned at said gap, cuts off the first electrode 404a and the second electrode 404b.

Also comprise: the first rank defiber 405; Have three groups; Wherein two arrangements of mirrors look like to be distributed in main defiber 410 both sides; And be connected with auxilliary body portion 410b one end respectively, another group is connected with the other end of main part 410a, and the said other end is for cutting off the opposite end of the first electrode 404a and the second electrode 404b, one end; Said every group first rank defiber 405 includes the first stem portion 405a and first cadre 405b, and said first cadre 405b is separated out first current paths vias 417 with the first stem portion 405a; Second level defiber 406; Have three groups, wherein two arrangements of mirrors look like to be distributed in main defiber 410 both sides, and another group is positioned at the other end of main part 410a; Every group said second level defiber 406 is connected with first cadre 405b of the corresponding first rank defiber 405, and constitutes the T font; The other defiber 407 of the third level; Have three groups; Wherein two arrangements of mirrors look like to be distributed in main defiber 410 both sides, and another group is positioned at the other end of main part 410a, and the other defiber 407 of every group the third level is parallel with corresponding second level defiber 406; The other defiber 407 of the said third level constitutes second current paths vias 418 with second level defiber 406, and the other defiber 407 of the said third level has constituted the 3rd current paths vias 419 with respective side edge.

Also comprise: two groups of path separator bars, mirror image are distributed in the both sides of auxilliary body portion 410b, and every group of path separator bar comprises the first path separator bar 401, alternate path separator bar 402 and the 3rd path separator bar 403; Wherein, the first path separator bar 401, mirror image are distributed in the main part 410a both sides of main defiber 410, and respectively perpendicular to the first electrode 404a and the second electrode 404b, are separated out first current paths vias 417 with the main part 410a of main defiber 310; Alternate path separator bar 402, mirror image are distributed in the main part 410a both sides of main defiber 410, are separated out second current paths vias 418 with on the same group the first path separator bar 401; The 3rd path separator bar 403, mirror image are distributed in the main part 410a both sides of main defiber 410, are separated out the 3rd current paths vias 419 with alternate path separator bar 402.

In the present embodiment, said main defiber 410, the first rank defiber 405, second level defiber 406 and the other defiber 407 of the third level have been confirmed by three heating currents of first electrode 404a to the second electrode 404b definite path through conductive coating 400 surfaces.Said main defiber 410, the first rank defiber 405, second level defiber 406 and the other defiber 407 of the third level constitute in conductive coating 400 and have high-resistance interruption, do not have electric current can directly pass through these interruptions.

In the present embodiment, the first stem portion 405a of the first rank defiber 405 is the U font; Two arrangements of mirrors look like to be distributed in main defiber 410 both sides; And U word two support arms of the first stem portion 405a of the first rank defiber 405 that is connected with auxilliary body portion 410b one end respectively are parallel to the auxilliary body portion 401b of main defiber 410, and bottom vertical connects the auxilliary body portion 401b of main defiber 410; U word two support arms of the first stem portion 405a of the first rank defiber 405 of one group of connection main part 410a other end are parallel to the main part 401a of main defiber 410, and bottom vertical connects the main part 401a of main defiber 410.

In the present embodiment, first cadre 405b of the first rank defiber 405 is linear; One end vertically connects second level defiber 406.

In the present embodiment, second level defiber 406 is parallel with corresponding side respectively.

In the present embodiment, the first path separator bar 401 is the straight line perpendicular to the first electrode 404a and the second electrode 404b.

In the present embodiment, alternate path separator bar 402 is the font of falling L, Yi Bian wherein be parallel to the first electrode 404a and the second electrode 404b, another side is perpendicular to the first electrode 404a and the second electrode 404b.

In the present embodiment, the 3rd path separator bar 403 is the L font, and is square with the 402 formation dislocation of alternate path separator bar; Said the 3rd path separator bar 403 wherein is parallel to the first electrode 404a and the second electrode 404b on one side, and another side is perpendicular to the first electrode 404a and the second electrode 404b.

In the present embodiment; The dimension definitions of each defiber is: the width of the horizontal line portion of main defiber 410 crosses is L, horizontal line minister degree direction from main part 410a to mirror image rank defiber wherein the distance of the first stem portion 405aU word of one group of first rank defiber 405 bottom be L ₁, the distance of U word bottom to second level defiber 406 is L ₂, the width of first current paths vias 417, second current paths vias 418 and the 3rd current paths vias 419 is respectively a; The vertical line minister degree direction of main defiber 410 crosses is y from the distance of the first stem portion 405aU word bottom of the first rank defiber 405 of base to the main part 410a other end of horizontal line portion ₁, the U word bottom distance of second level defiber 406 extremely on the same group is y ₂The cross part of conductive coating 400 is separated into symmetric part by the cross hairs of main defiber, and the width of each several part is S.Wherein, best size combinations is: S=L ₂+ 2a=0.5L+2a; y ₁+ 2y ₂=y ₁+ y ₂+ S; L ₁+ 2L ₂=L ₁+ L ₂+ 0.5L.

It is following that employing is that said structure carries out electrically heated method: the first electrode 404a is connected with external voltage source through cable with the second electrode 404b, and wherein the first electrode 404a connects positive pole, and the second electrode 404b connects negative pole; First via electric current is from the first electrode 404a; Length direction and first current paths vias, the 417 determined paths of the length direction of main defiber 410 main part 410a in edge and auxilliary body portion 410b, the first stem portion 405a of the first rank defiber 405; Conduct to the second electrode 404b, electric conduction of heating coating 400; Length direction and second current paths vias, the 418 determined paths of the first stem portion 406a of the length direction of second road electric current from the first electrode 404a along main defiber 410 main part 410a and auxilliary body portion 410b, the first rank defiber 406; Conduct to the second electrode 404b, electric conduction of heating coating 400; Length direction and the 3rd current paths vias 419 determined paths of the first stem portion 405a of the length direction of Third Road electric current from the first electrode 404a along main defiber 410 main part 410a and auxilliary body portion 410b, the first rank defiber 405; Conduct to the second electrode 404b, electric conduction of heating coating 400.

Though the present invention discloses as above, the present invention is defined in this.Any those skilled in the art are not breaking away from the spirit and scope of the present invention, all can do various changes and modification, so protection scope of the present invention should be as the criterion with claim institute restricted portion.

Claims

1. an electric heating layer comprises: conductive coating; First electrode and second electrode, said first electrode with

Second electrode is near the conductive coating first side, and the long limit of said first electrode and second electrode roughly

Be parallel to the first side;

It is characterized in that having the vertical basically main defiber in long limit with said first electrode and second electrode on the said conductive coating, have the gap between said first electrode and second electrode; One end of said main defiber is positioned at the gap, makes first electrode and second electrode separation, between two electrodes, has the not zone of circulating current; Definite path of the length direction of the main defiber in edge forms at least a portion of primary current path.

2. electric heating layer according to claim 1 is characterized in that, said main defiber comprises straightway or wave line segment or sawtooth line segment.

3. electric heating layer according to claim 1 is characterized in that, also comprises the N group rank defiber of arranging apart from distance successively in basis and said first side on the said conductive coating, and the 1st group of rank defiber is nearest apart from the first side, and wherein N is a positive integer.

4. electric heating layer according to claim 3 is characterized in that, said rank defiber comprises straightway or wave line segment or sawtooth line segment.

5. electric heating layer according to claim 3 is characterized in that, said N organizes between two adjacent in the rank defiber rank defibers and forms current path.

6. electric heating layer according to claim 5 is characterized in that, said rank defiber comprises stem portion, and said stem portion is for being positive U font or shape of reverse omega or 1 font or positive zigzag or the font of falling L or the zigzag that falls.

7. electric heating layer according to claim 5 is characterized in that, said rank defiber comprises a cadre, and said cadre is the line segment parallel with main defiber.

8. electric heating layer according to claim 6 is characterized in that, said positive U font is single positive U font.

9. electric heating layer according to claim 6 is characterized in that, said positive U font is many positive U fonts, the shared support arm of adjacent U word in said many positive U fonts.

10. electric heating layer according to claim 9 is characterized in that, for the stem portion of many positive U fonts, the cadre with equal number divides each positive U word respectively equally.

11. electric heating layer according to claim 6 is characterized in that, when the stem portion of n group rank defiber is positive U font, and vertical cadre, the wherein 2≤n≤N that connects n-1 group rank defiber in U word base.

12. electric heating layer according to claim 6 is characterized in that, when the stem portion of the 1st group of rank defiber was positive U font, U word base is vertical to connect main defiber.

13., it is characterized in that when stem portion was positive U font, a cadre divided said stem portion equally, and said trunk portion is separated out current path according to claim 11 or 12 described electric heating layers.

14. electric heating layer according to claim 6 is characterized in that, when the stem portion of n group rank defiber was shape of reverse omega, the stem portion of n-1 group rank defiber was the U font, wherein 2≤n≤N.

15. electric heating layer according to claim 5 is characterized in that, N group rank defiber is the line segment vertical with main defiber, wherein N >=2.

16. electric heating layer according to claim 15 is characterized in that, N group rank defiber and N-1 organize the vertical T font that connects into of a part of rank defiber.

17. electric heating layer according to claim 15 is characterized in that, N-1 group rank defiber be the line segment vertical with main defiber, and N-1 group rank defiber and N-2 organize the vertical T font that connects into of a part of rank defiber, wherein N >=3.

18. electric heating layer according to claim 1 is characterized in that, said main defiber is the font of falling L.

19. electric heating layer according to claim 18 is characterized in that, said main defiber mirror image is symmetrically distributed in a side of first electrode and second electrode, Yi Bian wherein paste the minor face of first electrode and second electrode.

20. electric heating layer according to claim 19 is characterized in that, rank defiber mirror image is symmetrically distributed on first electrode and second electrode.

21. electric heating layer according to claim 20 is characterized in that, said rank defiber comprises straightway just L shaped or the long limit of vertical electrode.

22. the current path arrangement method of an electric heating layer comprises:

23. the current path arrangement method of electric heating layer according to claim 22 is characterized in that, said main defiber comprises straightway or wave line segment or sawtooth line segment.

24. the current path arrangement method of electric heating layer according to claim 22; It is characterized in that; Basis forms N group rank defiber with said first side apart from distance successively on the surface of electric heating layer, and the 1st group of rank defiber is nearest apart from the first side, and wherein N is a positive integer.

25. the current path arrangement method of electric heating layer according to claim 24 is characterized in that, said rank defiber comprises straightway or wave line segment or sawtooth line segment.

26. the current path arrangement method of electric heating layer according to claim 24 is characterized in that, said N organizes between two adjacent in the rank defiber rank defibers and forms current path.

27. the current path arrangement method of electric heating layer according to claim 26 is characterized in that, said rank defiber comprises stem portion, and said stem portion is for being positive U font or shape of reverse omega or 1 font or positive zigzag or the font of falling L or the zigzag that falls.

28. the current path arrangement method of electric heating layer according to claim 26 is characterized in that, said rank defiber comprises a cadre, and said cadre is the line segment parallel with main defiber.

29. the current path arrangement method of electric heating layer according to claim 27 is characterized in that, said positive U font is single positive U font.

30. the current path arrangement method of electric heating layer according to claim 27 is characterized in that, said positive U font is many positive U fonts, the shared support arm of adjacent U word in said many positive U fonts.

31. the current path arrangement method of electric heating layer according to claim 30 is characterized in that, for the stem portion of many positive U fonts, the cadre with equal number divides each positive U word respectively equally.

32. the current path arrangement method of electric heating layer according to claim 27 is characterized in that, when the stem portion of n group rank defiber is positive U font, and vertical cadre, the wherein 2≤n≤N that connects n-1 group rank defiber in U word base.

33. the current path arrangement method of electric heating layer according to claim 27 is characterized in that, when the stem portion of the 1st group of rank defiber was positive U font, U word base is vertical to connect main defiber.

34. the current path arrangement method according to claim 32 or 33 described electric heating layers is characterized in that, when stem portion was positive U word, a cadre divided said stem portion equally, and said trunk portion is separated out current path.

35. the current path arrangement method of electric heating layer according to claim 27 is characterized in that, when the stem portion of n group rank defiber was shape of reverse omega, the stem portion of n-1 group rank defiber was the U font, wherein 2≤n≤N.

36. the current path arrangement method of electric heating layer according to claim 22 is characterized in that, N group rank defiber is the line segment vertical with main defiber, wherein N >=2.

37. the current path arrangement method of electric heating layer according to claim 35 is characterized in that, N group rank defiber and N-1 organize the vertical T font that connects into of a part of rank defiber.

38. the current path arrangement method of electric heating layer according to claim 35; It is characterized in that; N-1 group rank defiber be the line segment vertical with main defiber, and N-1 group rank defiber and N-2 organize the vertical T font that connects into of a part of rank defiber, wherein N >=3.

39. an electrically heated method is characterized in that, comprises the following steps:

Panel component is provided;

Coated with conductive coating on said panel component;

40. the panel component with electric heating layer comprises: glass, be positioned at the conductive coating of glass surface, be roughly parallel to first electrode and second electrode of first side near conductive coating first side and long limit;

It is characterized in that having the vertical basically main defiber in long limit with said first electrode and second electrode on the said conductive coating, have the gap between said first electrode and second electrode; One end of said main defiber is positioned at the gap, makes first electrode and second electrode separation, between two electrodes, has the not zone of circulating current; Really be shaped as at least a portion of primary current path along the length direction of main defiber.

41., it is characterized in that said main defiber comprises straightway or wave line segment or sawtooth line segment according to the described panel component of claim 40 with electric heating layer.

42. according to the described panel component of claim 40 with electric heating layer; It is characterized in that; Also comprise the N group rank defiber of arranging apart from distance successively in basis and said first side on the said conductive coating, the 1st group of rank defiber is nearest apart from the first side, and wherein N is a positive integer.

43., it is characterized in that said rank defiber comprises straightway or wave line segment or sawtooth line segment according to the described panel component of claim 42 with electric heating layer.

44., it is characterized in that said N organizes between two adjacent in the rank defiber rank defibers and forms current path according to the described panel component of claim 42 with electric heating layer.

45., it is characterized in that said rank defiber comprises stem portion according to the described panel component with electric heating layer of claim 44, said stem portion is for being positive U font or shape of reverse omega or 1 font or positive zigzag or the font of falling L or the zigzag that falls.

46., it is characterized in that said rank defiber comprises a cadre according to the described panel component with electric heating layer of claim 44, said cadre is the line segment parallel with main defiber.

47., it is characterized in that said positive U font is single positive U font according to the described panel component of claim 45 with electric heating layer.

48., it is characterized in that said positive U font is many positive U fonts according to the described panel component of claim 45, the shared support arm of adjacent U word in said many positive U fonts with electric heating layer.

49., it is characterized in that for the stem portion of many positive U fonts, the cadre with equal number divides each positive U word respectively equally according to the described panel component of claim 48 with electric heating layer.

50. according to the described panel component of claim 45, it is characterized in that with electric heating layer, when the stem portion of n group rank defiber is positive U font, vertical cadre, the wherein 2≤n≤N that connects n-1 group rank defiber in U word base.

51., it is characterized in that when the stem portion of the 1st group of rank defiber was positive U font, U word base is vertical to connect main defiber according to the described panel component of claim 45 with electric heating layer.

52., it is characterized in that when stem portion was positive U font, a cadre divided said stem portion equally, and said trunk portion is separated out current path according to claim 50 or 51 described panel components with electric heating layer.

53., it is characterized in that when the stem portion of n group rank defiber was shape of reverse omega, the stem portion of n-1 group rank defiber was the U font, wherein 2≤n≤N according to the described panel component of claim 45 with electric heating layer.

54., it is characterized in that N group rank defiber is the line segment vertical with main defiber, wherein N >=2 according to the described panel component of claim 44 with electric heating layer.

55., it is characterized in that N group rank defiber and N-1 organize the vertical T font that connects into of a part of rank defiber according to the described panel component of claim 54 with electric heating layer.

56. according to the described panel component of claim 54 with electric heating layer; It is characterized in that; N-1 group rank defiber be the line segment vertical with main defiber, and N-1 group rank defiber and N-2 organize the vertical T font that connects into of a part of rank defiber, wherein N >=3.

57. according to the described panel component of claim 40, it is characterized in that with electric heating layer, the length of said first electrode, second electrode near electrode parallel panel component first side length half the.

58., it is characterized in that said conductive coating is cross according to the described panel component of claim 40 with electric heating layer.

59. according to the described panel component of claim 58 with electric heating layer; It is characterized in that; On the crossline direction of cross, has N group rank defiber; According to being arranged in the both wings of horizontal line with distance between center line distance mirror image successively, the 1st group of rank defiber distance center line is nearest, and wherein N is a positive integer.

60. one kind comprises the electrically heated glass with electric heating layer as claimed in claim 1, comprising: two glass outers, and the electric heating layer between glass outer; In electric heating layer, have conductive coating, first electrode and second electrode, said first electrode and second electrode are near the conductive coating first side, and the long limit of said first electrode and second electrode is roughly parallel to the first side;

61. one kind comprises that the automobile with electric heating layer as claimed in claim 1 uses multiple glazing.

62. one kind comprises the building window glass with electric heating layer as claimed in claim 1, comprising: layer glass and surround the frame around the glass, the electric heating layer between glass at least; In electric heating layer, have conductive coating, first electrode and second electrode, said first electrode and second electrode are near the conductive coating first side, and the long limit of said first electrode and second electrode is roughly parallel to the first side;