CN104916368A - Photoelectric composite communication cable - Google Patents
Photoelectric composite communication cable Download PDFInfo
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- CN104916368A CN104916368A CN201510345137.5A CN201510345137A CN104916368A CN 104916368 A CN104916368 A CN 104916368A CN 201510345137 A CN201510345137 A CN 201510345137A CN 104916368 A CN104916368 A CN 104916368A
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Abstract
The present invention discloses a photoelectric composite communication cable. The cable comprises an optical fiber unit, a first communication twisted wire pair, a second communication twisted wire pair, a first power twisted wire pair, a second power twisted wire pair and a pentagonal star-shaped framework, wherein the pentagonal star-shaped framework sequentially comprises a first cavity, a second cavity, a third cavity, a fourth cavity and a fifth cavity in the counterclockwise direction; a metal layer is plated on the pentagonal star-shaped framework, and the optical fiber unit, the first communication twisted wire pair, the second communication twisted wire pair, the first power twisted wire pair and the second power twisted wire pair are positioned in the first cavity, the second cavity, the third cavity, the fourth cavity and the fifth cavity respectively; the pentagonal star-shaped framework is internally provided with a plurality of air vents; the dielectric constant epsilon of the framework is more than 1.0 and less than 2.3; and the pentagonal star-shaped framework is made of PE. According to the photoelectric composite communication cable provided bythe present invention, an internal signal is prevented from radiating to avoid interference on the operation of other devices, and the echo return loss, characteristic impedance and crosstalk attenuation of a digital cable are extremely improved.
Description
Technical field
The present invention relates to a kind of communication cable, particularly relate to a kind of photoelectricity composite communication cable.
Background technology
Existing base station cable by single optical cable or cable through repeatedly laying use, in wiring process, often need repeatedly to lay, many cables are not only needed to control and lay loaded down with trivial details, easily cause that stretching is comparatively large, quality is unstable, unreliable and affect serviceability, because the said structure of telecommunication cable limits to, in exterior finish distributing system, automated detection system, cause that stretching is comparatively large, quality is unstable, it is loaded down with trivial details to connect up, unreliable and affect serviceability.
Summary of the invention
The invention provides a kind of photoelectricity composite communication cable, this photoelectric composite data cable improves the surplus of communication cable cross-talk index 1% effectively, even also improves the 1dB surplus of loss, increases by 1.5% stability of characteristic impedance; Stop internal signal to radiate, the work of interference miscellaneous equipment, improves the return loss of digital cable, characteristic impedance and crosstalk attenuation greatly simultaneously.
For achieving the above object, the technical solution used in the present invention is: a kind of photoelectricity composite communication cable, comprising: the fiber unit be made up of four telecommunication optical fibers being positioned at Loose tube, four the first copper conductors being coated with insulating barrier between two stranded formed as information communication the first communication twisted wire to, second communication twisted wire to, four the second copper conductors being coated with insulating barrier between two stranded formed as electric power transfer the first electric power twisted wire to, the second electric power twisted wire to pentagon star frame; Described pentagon star frame is followed successively by the first cavity, the second cavity, the 3rd cavity, the 4th cavity and the 5th cavity in the counterclockwise direction, described pentagon star frame plated surface is covered with metal level, described fiber unit, the first communication twisted wire to, second communication twisted wire to, the first electric power twisted wire to, the second electric power twisted wire to laying respectively in described first cavity, the second cavity, the 3rd cavity, the 4th cavity and the 5th cavity; The coated described fiber unit of one aluminium foil layer be made up of aluminium lamination and PET film, first communicate twisted wire to, second communication twisted wire to, the first electric power twisted wire to, the second electric power twisted wire to pentagon star frame, the aluminium lamination of described aluminium foil layer is positioned at inner side thus forms electrical contact with the metal level of pentagon star frame; One steel wire is closely wrapped forms armour in described aluminium foil layer outer surface, and a restrictive coating is coated on described armour outer surface;
Described first communication twisted wire is greater than second communication twisted wire to the pitch right with the second electric power twisted wire to the pitch right with the first electric power twisted wire, described first communicates twisted wire, and right pitch is 15 ~ 15.5mm, the right pitch of described second communication twisted wire is 13.5 ~ 13.9mm, the right pitch of described first electric power twisted wire is 14.2 ~ 14.6mm, and the right pitch of described second electric power twisted wire is 12.7 ~ 13.1mm;
Adjacent segments apart from design formula is:
Pitch design of being separated by formula is:
H1 is the right pitch of the first communication twisted wire, h2 be second communication twisted wire to or the right pitch of the second electric power twisted wire, h3 is the right pitch of the first electric power twisted wire;
In described pentagon star frame, there is several pores, and the dielectric constant 1.0< ε <2.3 of skeleton, the material of described pentagon star frame is PE, described second communication twisted wire centering first copper conductor diameter is 0.5mm, and described second electric power twisted wire centering second copper conductor sectional area is 0.5mm
2.
In technique scheme, further improvement opportunity scheme is as follows:
1, in such scheme, the right pitch of described second communication twisted wire is 13.7mm, and the right pitch of described second electric power twisted wire is 12.9mm.
2, in such scheme, described first communication twisted wire is 0.5mm to, second communication twisted wire centering first copper conductor diameter, and described first electric power twisted wire is 0.5mm to, the second electric power twisted wire centering second copper conductor sectional area
2.
3, in such scheme, the material of described pentagon star frame is PP or PE.
Because technique scheme is used, the present invention compared with prior art has following advantages:
1, photoelectricity composite communication cable of the present invention, adopt star-like skeleton as main anti-interference element, the hybrid architecture of cable and optical cable, described fiber unit, first communication twisted wire pair, second communication twisted wire pair, first electric power twisted wire pair, second electric power twisted wire is to laying respectively at described first cavity, second cavity, 3rd cavity, in 4th cavity and the 5th cavity, there is in described pentagon star frame the foaming structure of several pores, and the dielectric constant 1.0< ε <2.3 of skeleton, this structure is conducive to reducing material to the impact of electric capacity index.
2, photoelectricity composite communication cable of the present invention, its pentagon star frame plated surface is covered with metal level, the aluminium lamination of aluminium foil layer is positioned at inner side thus forms electrical contact with the metal level of pentagon star frame, form five shielding closed inner chambers, effectively improve the surplus of communication cable cross-talk (NEXT, FEXT) index 1%, even also improve the 1dB surplus of loss (INSERTION LOSS), increase by 1.5% stability of characteristic impedance (IMPEDANCE); Also effectively prevent external electromagnetic interference from entering cable, also stop internal signal to radiate, the work of interference miscellaneous equipment, improves the return loss of digital cable, characteristic impedance and crosstalk attenuation greatly simultaneously simultaneously.
3, photoelectricity composite communication cable of the present invention, it is as the first communication twisted wire pair of information communication, second communication twisted wire pair, as the first electric power twisted wire pair of electric power transfer, second electric power twisted wire is arranged in pairs or groups to string pitch to the specific strand of employing, reduce transmission of electric signals on its loop, produce electromagnetic induction impact, greatly reduce the cross-talk of the communications cable, the electric field that wherein capacitive sensing produces has both positive and negative polarity, can cancel each other after adjacent two induction field superpositions, pass through theory calculate, reduce mutual capacitively coupled, taken into account other electric parameter simultaneously, it also avoid signal of telecommunication delay inequality to increase.
4, photoelectricity composite communication cable of the present invention, adopt steel wire as main stretch, adopt star-like skeleton as main anti-interference element, the hybrid architecture of cable and optical cable, corrosion resistant polyolefine material, have not easy to crack, meet that water does not decompose, stretch-proof, the feature such as corrosion-resistant, considerably increase cable because environment for use is special, signal mutually disturbs and affects the ability of serviceability.
Accompanying drawing explanation
Accompanying drawing 1 is photoelectric composite data cable structural representation one of the present invention;
Accompanying drawing 2 is photoelectric composite data cable structural representation two of the present invention.
In above accompanying drawing: 1, Loose tube; 2, telecommunication optical fiber; 3, fiber unit; 4, the first copper conductor; 41, the first communication twisted wire pair; 42, second communication twisted wire pair; 5, the second copper conductor; 51, the first electric power twisted wire pair; 52, the second electric power twisted wire pair; 6, pentagon star frame; 61, the first cavity; 62, the second cavity; 63, the 3rd cavity; 64, the 4th cavity; 65, the 5th cavity; 7, metal level; 8, aluminium foil layer; 81, aluminium lamination; 82, PET film; 9, steel wire; 10, restrictive coating; 111, insulating barrier; 112, insulating barrier; 12, pore.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described:
Embodiment 1: a kind of photoelectricity composite communication cable, comprising: the first copper conductor 4 that the fiber unit be made up of four telecommunication optical fibers 2 being positioned at Loose tube 13, four is coated with insulating barrier 111 between two stranded formed the first communication twisted wire as information communication to 41, second communication twisted wire forms the first electric power twisted wire as electric power transfer to the 51, second electric power twisted wire to 52 and pentagon star frame 6 to 42, four the second copper conductors 5 being coated with insulating barrier 112 are stranded between two; Described pentagon star frame 6 is followed successively by the first cavity 61, second cavity 62, the 3rd cavity 63, the 4th cavity 64 and the 5th cavity 65 in the counterclockwise direction, described pentagon star frame 6 plated surface is covered with metal level 7, described fiber unit 3, first communicate twisted wire to 41, second communication twisted wire lays respectively at described first cavity 61, second cavity 62, three cavity 63, four cavity 64 and five cavity 65 in the 51, second electric power twisted wire to 52 to the 42, first electric power twisted wire; The coated described fiber unit 3 of one aluminium foil layer 8 be made up of aluminium lamination 81 and PET film 82, first communicate twisted wire to 41, second communication twisted wire to the 42, first electric power twisted wire to the 51, second electric power twisted wire to 52 and pentagon star frame 6, the aluminium lamination 81 of described aluminium foil layer 8 is positioned at inner side thus forms electrical contact with the metal level of pentagon star frame 6; One steel wire 9 is closely wrapped forms armour in described aluminium foil layer 8 outer surface, and a restrictive coating 10 is coated on described armour outer surface;
Described first communication twisted wire to 41 and first electric power twisted wire to 51 pitch be greater than second communication twisted wire to 42 and second electric power twisted wire to 52 pitch, described first communication twisted wire is 15 ~ 15.5mm to the pitch of 41, described second communication twisted wire is 13.5 ~ 13.9mm to the pitch of 42, described first electric power twisted wire is 14.2 ~ 14.6mm to the pitch of 51, and described second electric power twisted wire is 12.7 ~ 13.1mm to the pitch of 52;
Adjacent segments apart from design formula is:
Pitch design of being separated by formula is:
H1 be the first communication twisted wire to 41 pitch, h2 be second communication twisted wire to 42 or second electric power twisted wire to 52 pitch, h3 be the first electric power twisted wire to 51 pitch;
There are several pores 12, the dielectric constant 1.0< ε <2.3 of skeleton in described pentagon star frame 6.
Above-mentioned first communication twisted wire is 15.2mm to the pitch of 41, and described second communication twisted wire is 13.7mm to the pitch of 42, and described first electric power twisted wire is 14.4mm to the pitch of 51, and described second electric power twisted wire is 12.9mm to the pitch of 52.
Above-mentioned first communication twisted wire to 41, second communication twisted wire is 0.5mm to the first copper conductor 4 diameter in 42, described first electric power twisted wire is 0.5mm to the 51, second electric power twisted wire to the second copper conductor 5 sectional area in 52
2.
The material of above-mentioned pentagon star frame 6 is PP.
Embodiment 2: a kind of photoelectricity composite communication cable, comprising: the first copper conductor 4 that the fiber unit be made up of four telecommunication optical fibers 2 being positioned at Loose tube 13, four is coated with insulating barrier 111 between two stranded formed the first communication twisted wire as information communication to 41, second communication twisted wire forms the first electric power twisted wire as electric power transfer to the 51, second electric power twisted wire to 52 and pentagon star frame 6 to 42, four the second copper conductors 5 being coated with insulating barrier 112 are stranded between two; Described pentagon star frame 6 is followed successively by the first cavity 61, second cavity 62, the 3rd cavity 63, the 4th cavity 64 and the 5th cavity 65 in the counterclockwise direction, described pentagon star frame 6 plated surface is covered with metal level 7, described fiber unit 3, first communicate twisted wire to 41, second communication twisted wire lays respectively at described first cavity 61, second cavity 62, three cavity 63, four cavity 64 and five cavity 65 in the 51, second electric power twisted wire to 52 to the 42, first electric power twisted wire; The coated described fiber unit 3 of one aluminium foil layer 8 be made up of aluminium lamination 81 and PET film 82, first communicate twisted wire to 41, second communication twisted wire to the 42, first electric power twisted wire to the 51, second electric power twisted wire to 52 and pentagon star frame 6, the aluminium lamination 81 of described aluminium foil layer 8 is positioned at inner side thus forms electrical contact with the metal level of pentagon star frame 6; One steel wire 9 is closely wrapped forms armour in described aluminium foil layer 8 outer surface, and a restrictive coating 10 is coated on described armour outer surface;
Described first communication twisted wire to 41 and first electric power twisted wire to 51 pitch be greater than second communication twisted wire to 42 and second electric power twisted wire to 52 pitch, described first communication twisted wire is 15 ~ 15.5mm to the pitch of 41, described second communication twisted wire is 13.5 ~ 13.9mm to the pitch of 42, described first electric power twisted wire is 14.2 ~ 14.6mm to the pitch of 51, and described second electric power twisted wire is 12.7 ~ 13.1mm to the pitch of 52;
Adjacent segments apart from design formula is:
Pitch design of being separated by formula is:
H1 be the first communication twisted wire to 41 pitch, h2 be second communication twisted wire to 42 or second electric power twisted wire to 52 pitch, h3 be the first electric power twisted wire to 51 pitch.
There are several pores 12, the dielectric constant 1.0< ε <2.3 of skeleton in described pentagon star frame 6.
Above-mentioned first communication twisted wire to 41, second communication twisted wire is 0.5mm to the first copper conductor 4 diameter in 42, described first electric power twisted wire is 0.5mm to the 51, second electric power twisted wire to the second copper conductor 5 sectional area in 52
2.
The material of above-mentioned pentagon star frame 6 is PE.
Comparative example 1: a kind of photoelectric composite data cable, comprising: the fiber unit be made up of four telecommunication optical fibers being positioned at Loose tube, four the first copper conductors being coated with insulating barrier between two stranded formed as information communication the first communication twisted wire to, second communication twisted wire to, four the second copper conductors being coated with insulating barrier between two stranded formed as electric power transfer the first electric power twisted wire to, the second electric power twisted wire to pentagon star frame; Described pentagon star frame is followed successively by the first cavity, the second cavity, the 3rd cavity, the 4th cavity and the 5th cavity in the counterclockwise direction, described fiber unit, the first communication twisted wire to, second communication twisted wire to, the first electric power twisted wire to, the second electric power twisted wire to laying respectively in described first cavity, the second cavity, the 3rd cavity, the 4th cavity and the 5th cavity; The coated described fiber unit of one aluminium foil layer be made up of aluminium lamination and PET film, first communicate twisted wire to, second communication twisted wire to, the first electric power twisted wire to, the second electric power twisted wire to pentagon star frame.It invention increases the cross-talk that transmission of electric signals produces electromagnetic induction impact and the communications cable on its loop relatively, also extends signal of telecommunication delay inequality.
Comparative example 2: a kind of photoelectric composite data cable, comprising: the fiber unit be made up of four telecommunication optical fibers being positioned at Loose tube, four the first copper conductors being coated with insulating barrier between two stranded formed as information communication the first communication twisted wire to, second communication twisted wire to, four the second copper conductors being coated with insulating barrier between two stranded formed as electric power transfer the first electric power twisted wire to, the second electric power twisted wire to pentagon star frame; Described pentagon star frame is followed successively by the first cavity, the second cavity, the 3rd cavity, the 4th cavity and the 5th cavity in the counterclockwise direction, described fiber unit, the first communication twisted wire to, second communication twisted wire to, the first electric power twisted wire to, the second electric power twisted wire to laying respectively in described first cavity, the second cavity, the 3rd cavity, the 4th cavity and the 5th cavity; The coated described fiber unit of one aluminium foil layer be made up of aluminium lamination and PET film, first communicate twisted wire to, second communication twisted wire to, the first electric power twisted wire to, the second electric power twisted wire to pentagon star frame; Described pentagon star frame plated surface is covered with metal level, and the aluminium lamination of described aluminium foil layer is positioned at inner side thus forms electrical contact with the metal level of pentagon star frame.
Above-described embodiment, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (4)
1. a photoelectricity composite communication cable, is characterized in that: comprising: the fiber unit (3) be made up of four telecommunication optical fibers (2) being positioned at Loose tube (1), four the first copper conductors (4) being coated with insulating barrier (111) between two stranded the first communication twisted wire formed as information communication form the first electric power twisted wire as electric power transfer to (51), the second electric power twisted wire to (52) and pentagon star frame (6) to (41), second communication twisted wire to (42), four the second copper conductors (5) being coated with insulating barrier (112) are stranded between two, described pentagon star frame (6) is followed successively by the first cavity (61) in the counterclockwise direction, second cavity (62), 3rd cavity (63), 4th cavity (64) and the 5th cavity (65), described pentagon star frame (6) plated surface is covered with metal level (7), described fiber unit (3), first communication twisted wire is to (41), second communication twisted wire is to (42), first electric power twisted wire is to (51), second electric power twisted wire lays respectively at described first cavity (61) to (52), second cavity (62), 3rd cavity (63), in 4th cavity (64) and the 5th cavity (65), the coated described fiber unit (3) of one aluminium foil layer (8) be made up of aluminium lamination (81) and PET film (82), first communicate twisted wire to (41), second communication twisted wire to (42), the first electric power twisted wire to (51), the second electric power twisted wire to (52) and pentagon star frame (6), the aluminium lamination (81) of described aluminium foil layer (8) is positioned at inner side thus forms electrical contact with the metal level of pentagon star frame (6), one steel wire (9) is closely wrapped forms armour in described aluminium foil layer (8) outer surface, and a restrictive coating (10) is coated on described armour outer surface,
Described first communication twisted wire is greater than second communication twisted wire to (42) and the second electric power twisted wire to the pitch of (52) to (41) and the pitch of the first electric power twisted wire to (51), described first communication twisted wire is 15 ~ 15.5mm to the pitch of (41), described second communication twisted wire is 13.5 ~ 13.9mm to the pitch of (42), described first electric power twisted wire is 14.2 ~ 14.6mm to the pitch of (51), and described second electric power twisted wire is 12.7 ~ 13.1mm to the pitch of (52);
Adjacent segments apart from design formula is:
Pitch design of being separated by formula is:
H1 be the first communication twisted wire to the pitch of (41), h2 is second communication twisted wire to (42) or the second electric power twisted wire to the pitch of (52), and h3 is that the first electric power twisted wire is to the pitch of (51);
In described pentagon star frame (6), there are several pores (12), and the dielectric constant 1.0< ε <2.3 of skeleton, the material of described pentagon star frame (6) is PE, described second communication twisted wire is 0.5mm to the first copper conductor (4) diameter in (42), and described second electric power twisted wire is 0.5mm to the second copper conductor (5) sectional area in (52)
2.
2. photoelectricity composite communication cable according to claim 1, is characterized in that: described second communication twisted wire is 13.7mm to the pitch of (42), described second electric power twisted wire is 12.9mm to the pitch of (52).
3. photoelectricity composite communication cable according to claim 1, it is characterized in that: described first communication twisted wire is 0.5mm to (41), second communication twisted wire to the first copper conductor (4) diameter in (42), described first electric power twisted wire is 0.5mm to (51), the second electric power twisted wire to the second copper conductor (5) sectional area in (52)
2.
4. photoelectricity composite communication cable according to claim 1, is characterized in that: the material of described pentagon star frame (6) is PP or PE.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310180648.7A CN103258586B (en) | 2013-05-16 | 2013-05-16 | The photoelectric composite data cable of hub-and-spoke configuration |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310180648.7A Division CN103258586B (en) | 2013-05-16 | 2013-05-16 | The photoelectric composite data cable of hub-and-spoke configuration |
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| CN104916368A true CN104916368A (en) | 2015-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310180648.7A Active CN103258586B (en) | 2013-05-16 | 2013-05-16 | The photoelectric composite data cable of hub-and-spoke configuration |
| CN201510345108.9A Pending CN105006291A (en) | 2013-05-16 | 2013-05-16 | Optical cable with communication fiber and power supply electric power transmission |
| CN201510345140.7A Pending CN104900305A (en) | 2013-05-16 | 2013-05-16 | Comprehensive cable used for communication data and power supply electric power transmission |
| CN201510345270.0A Pending CN105161174A (en) | 2013-05-16 | 2013-05-16 | Photoelectric composite flexile cable for communication base station power supply |
| CN201510345137.5A Pending CN104916368A (en) | 2013-05-16 | 2013-05-16 | Photoelectric composite communication cable |
Family Applications Before (4)
| Application Number | Title | Priority Date | Filing Date |
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| CN201310180648.7A Active CN103258586B (en) | 2013-05-16 | 2013-05-16 | The photoelectric composite data cable of hub-and-spoke configuration |
| CN201510345108.9A Pending CN105006291A (en) | 2013-05-16 | 2013-05-16 | Optical cable with communication fiber and power supply electric power transmission |
| CN201510345140.7A Pending CN104900305A (en) | 2013-05-16 | 2013-05-16 | Comprehensive cable used for communication data and power supply electric power transmission |
| CN201510345270.0A Pending CN105161174A (en) | 2013-05-16 | 2013-05-16 | Photoelectric composite flexile cable for communication base station power supply |
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| CN (5) | CN103258586B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103928137B (en) * | 2014-04-26 | 2016-09-28 | 芜湖航天特种电缆厂 | High temperature resistant segment conductor-core cable |
| CN105206330A (en) * | 2015-10-21 | 2015-12-30 | 安徽徽宁电器仪表集团有限公司 | Load bearable detective cable |
| CN108152631B (en) * | 2017-12-26 | 2020-06-30 | 常熟市景弘盛通信科技股份有限公司 | High-frequency signal line quality detection system |
| CN108878039A (en) * | 2018-06-22 | 2018-11-23 | 江苏艾力升电缆有限公司 | Share inner conductor channel transmission radio-frequency cable |
| WO2020124387A1 (en) * | 2018-12-18 | 2020-06-25 | 江苏亨通线缆科技有限公司 | Category-7 digital communication cable |
| CN110634595A (en) * | 2019-10-29 | 2019-12-31 | 江苏亨通光电股份有限公司 | Photoelectric composite cable for indoor wireless distribution system and preparation method thereof |
| CN113358966B (en) * | 2021-06-25 | 2022-06-17 | 中国民用航空飞行学院 | Electromagnetic environment assessment method and system for civil aviation navigation station |
| CN113643845A (en) * | 2021-08-11 | 2021-11-12 | 铜陵铜泉线缆科技有限公司 | Combination cable that smart machine connected signal was used |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN105161174A (en) | 2015-12-16 |
| CN103258586B (en) | 2016-07-20 |
| CN103258586A (en) | 2013-08-21 |
| CN105006291A (en) | 2015-10-28 |
| CN104900305A (en) | 2015-09-09 |
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Application publication date: 20150916 |