CN102834753A

CN102834753A - Fiber optic interface device with positionable cleaning cover

Info

Publication number: CN102834753A
Application number: CN2011800167057A
Authority: CN
Inventors: 迈卡·C·艾森豪尔; 丹尼斯·M·克内克特; 詹姆斯·P·卢瑟
Original assignee: Corning Inc
Current assignee: Corning Inc
Priority date: 2010-03-19
Filing date: 2011-03-17
Publication date: 2012-12-19
Also published as: JP2013522690A; WO2011116164A1; EP2548064A4; JP5623621B2; EP2548064A1

Abstract

A fiber optic interface device (10) with a positionable cover (100) is disclosed. The device includes a ferrule (50) supported by a housing (21). The ferrule has a front section (65) with a surface (66) and is configured to support at least one optical path interface (OPI) at the front-section surface. The cover supports a cleaning member (170) and is positionable in open and closed positions. In the closed position, the cleaning member is proximate to the at least one optical path interface, and in the open position the at least one optical path interface is exposed.

Description

Has the fiber optic interface unit that to locate the cleaning lid

Prioity claim

The application's case is according to the right of patent statute request in the right of priority of the 61/315th, No. 419 U.S. Provisional Application case of " the Ferrules for Small Form Consumer Electronics Optical Links " by name of application on March 19th, 2010.

Technical field

Disclosure case relates generally to fiber optic interface unit, and more particularly, disclosure case relates to the fiber optic interface unit with cleaning lid.

Background technology

Optical fiber is used for various application more and more, includes, but is not limited to broadband voice, video and data transmission.Because consumer device uses more bandwidth just step by step, be used for the fiber optic interface unit of these devices and will be probably abandon and be electrically connected and be inclined to use optics and connect for the bandwidth that increases.As a rule, be used for the traditional fiber interface arrangement of communication network etc. and be not suitable for consumer electronic devices.

For instance, compare with the interface of consumer device and consumer device, the traditional fiber interface arrangement is relatively large.In addition, the traditional fiber interface arrangement need be deployed in the environment of relative clean modestly and/or before the coupling arrangement interface, cleaned by the technician.Further, although fiber optic interface unit reconfigurable (that is, being applicable to plug/unplug), fiber optic interface unit also is not intended to relatively large inserting number of times.On the contrary, the traditional fiber interface arrangement is the interface arrangement of high precision, and design is used for reducing the insertion loss between the inserting fiber optic interface unit in the optic network.

On the other hand, desired consumption electron-like device has relatively large plug/unplug number of times during normal running.Consumer electronic devices will be operated in multiple environment, in said environment, often run into dirt, dust and other discarded object.Further, consumer electronic devices is usually to being connected with size and space constraint.Therefore, the needs to the fiber optic interface unit that is applicable to consumer electronic devices to be solved are arranged, fiber optic interface unit can be maintained under the state of relative clean.

Summary of the invention

The one side of disclosure case is to support the fiber optic interface unit of at least one optical fiber.Device comprises shell, and said shell has front end, side and inside.Device also comprises sleeve pipe.Sleeve pipe has the rear end and the front end with surface of the enclosure of being supported on.Extend from the shell front end sleeve pipe front portion.Ferrule configuration is for supporting at least one optical fiber so that at least one optical path of at least one the optical path interface from the sleeve pipe rear end to anterior face to be provided.Device also comprises lid.It is orientable covering in open position and make-position, and said lid is fixed to shell movably.Lid supports cleaning element.Lid be configured to be placed in the make-position so that cleaning element near at least one optical path interface.When covering in said open position, cleaning element promptly, exposes at least one optical interface away from least one optical path interface.

Disclosure case be fiber optic interface unit on the other hand with at least one fiber path interface.Device comprises shell, and said shell has front end, side and inside.Device also has sleeve pipe, and said sleeve pipe is by housing supports and have outside surface and front surface, said at least one the optical path interface of at least one surface support in said outside surface and the front surface.Device also comprises can locate the cleaning lid, and the said cleaning lid of locating has cleaning element.Location cleaning lid meshes with shell pivotally.Can locating cleaning, to cover between make-position and open position be pivotable; Said make-position is placed and is contacted with at least one optical path interface or near the cleaning element of at least one optical path interface, said at least one optical path interface of open position exposure.

Disclosure case be fiber optic interface unit on the other hand with at least one fiber path interface.Device comprises shell, and said shell has front end, side and inside.Device has the sleeve pipe by housing supports.Sleeve pipe has outside surface and front surface, at least one optical path interface of at least one surface support in said outside surface and the front surface.Device also has can locate the cleaning lid, and the said cleaning lid of locating has cleaning element.Location cleaning lid slidably mates with shell.Can locating cleaning, to cover between make-position and open position be slidably; Said make-position is placed and is contacted with at least one optical path interface or near the cleaning element of at least one optical path interface, said at least one optical path interface of open position exposure.

Should be appreciated that preamble general description and hereinafter are described the both in detail and presented the embodiment of disclosure case, and be intended to provide general introduction or framework to be used to understand the character and the characteristic of the open case of being asked.Comprise accompanying drawing so that the further understanding to disclosure case to be provided, and accompanying drawing is incorporated this instructions into and is constituted the part of this instructions.The various illustrative embodiments of graphic diagram disclosure case, and with describe one in order to explain the principle and the operation of disclosure case.

Description of drawings

Figure 1A is the high view that is close to the exemplary fiber optic cable assembly of electronic installation;

Figure 1B is exemplary receptacle and the low coverage end-view of circuit board and circuit board assemblies in electronic installation, and Figure 1B illustrates the relative size of socket hole, electronic device housing and circuit board assemblies;

Fig. 2 for have exemplary socket (said plug has hinged located for lid) the exemplary fiber optic cable assembly before high view, its middle cover is showed in the position that partially opens;

Fig. 3 A is the plug of Fig. 2 and the vertical view that can locate lid, and wherein plug comprises the sleeve pipe with two lens on the sleeve pipe front surface, and wherein can locate lid and swing in the open position downwards;

Fig. 3 B is the front view of sleeve pipe of the plug of Fig. 3 A;

Fig. 4 A and Fig. 3 category-A seemingly, and Fig. 4 A examples shown property plug, wherein collar supports optical fiber is so that optical fiber stops at sleeve pipe front end place or near sleeve pipe front end place;

Fig. 4 B is the front view of sleeve pipe of the plug of Fig. 4 A;

Fig. 5 A is exemplary socket and the vertical view that can locate lid, and the front portion of Fig. 5 A diagram shell and also anterior with mirage phantom displaying sleeve pipe wherein can be located and covered in make-position;

Fig. 5 B wherein can locate and cover in make-position for the exemplary socket and the side view that can locate lid of Fig. 5 A;

Fig. 6 is the high view of front end that is similar to Fig. 2 and comprises low coverage figure, and said low coverage figure shows the details of the part that can locate lid, wherein can locate and cover in the position that partially opens;

Fig. 7 A and Fig. 6 are similar, cover in make-position but wherein can locate;

Fig. 7 B and Fig. 7 category-A seemingly cover in the position of opening fully but wherein can locate;

Fig. 8 A be comprise slip can locate lid exemplary socket before high view, wherein can locate the lid be shown in the make-position;

Fig. 8 B and Fig. 8 category-A seemingly are shown in the open position but wherein can locate lid;

Fig. 9 A is the side view of the plug of Fig. 7 A, Fig. 7 B and Fig. 8 A, Fig. 8 B, and Fig. 9 A is shown in located for the lid that partially opens in the position and is shown in the lens on the side of sleeve pipe at the low coverage picture in picture;

Fig. 9 B is the cross-sectional view like the instance of the sleeve pipe of Fig. 9 A of intercepting in the X-Z plane, and Fig. 9 B diagram has the exemplary light optical path of right-angled corner, and said right-angled corner is pointed to the lens on the side of sleeve pipe with optical path.

Fig. 9 C is the front end view of the sleeve pipe of Fig. 9 A, but Fig. 9 C is rotated counterclockwise 90 degree, and Fig. 9 C is shown in located for the lid in the make-position;

Figure 10 A is the cut-away view of exemplary socket, and the slip in Figure 10 A diagram make-position can be located lid, and the elastic component in Figure 10 A diagram use shell is with the instance of forward direction skew lid; And

Figure 10 B and Figure 10 category-A seemingly, except the slip that Figure 10 B is shown in the open position that exposes at least one optical path interface can be located the lid.

Embodiment

Existing detailed preferred implementation, the instance of illustrated preferred embodiment in the accompanying drawings with reference to disclosure case.Under possible situation, identical or the identical or similar portions of like symbology of use in all graphic.Can in the scope of disclosure case, carry out various modifications and change, and the aspect of different instances can merge in a different manner to reach instance further to following instance.Therefore, in view of (but being not limited to) embodiment described herein, should understand the true scope of disclosure case from the integral body of disclosure case.

In some were graphic, the diagram Cartesian coordinates was with as a reference.In addition, in order to distinguish the different piece of fiber optic interface unit assembly, term " plug " and " socket " use the shorthand of the dissimilar fiber optic interface unit of opposing to be used for the different piece of distinguishing interface assembly of devices.Further, in some instances of following discussion, socket is the part of electronic installation, and plug is in order in the socket that inserts electronic installation.

In the argumentation hereinafter; Term " electronic installation " means has electronic package or optical module and electronic package and functional device; Comprise socket and the hardware that is associated; The said Hardware configuration that is associated is with reception, transmission or receive also transmission optics signal, and said hardware also is configured to transmitting electric power.

Fiber optic interface unit described herein, optical fiber interface assembly and cable assembly are applicable to various devices carry out that optics is connected or optics connects and is electrically connected, and are particularly well-suited in consumer electronic devices.Because inserting number of times relatively repeatedly, the notion of disclosure case advantageously allow simply, fast be connected economically and break off fiber optic interface unit.

Term " approaching " in this use is relevant with respect to the location of optical path interface OPI with cleaning element 170; And term " approaching " means the location cleaning element so that cleaning element contact optical path interface not necessarily; But it is enough approaching with the contact optical path interface; So that cleaning element move (that is, but move) at transition period from the make-position of align member 100 to open position but the time contact optical path interface.

In addition, open position be the optical path interface do not cover or " exposure " but so that optical path interface optical communication or the position that is connected in addition with another optical path interface of another fiber optic interface unit.

Figure 1A is the high view that is close to the exemplary fiber optic cable assembly 10 of electronic installation 200.Electronic installation 200 comprises shell 210, and said shell 210 limits enclosure 211, and said enclosure 211 contains fiber optic interface unit 320.Shell 210 comprises side 212, and fiber optic interface unit 320 is adjacent to side 212 placements.Electronic device housing side 212 comprises hole 214, and said hole 214 leads to the preceding hole 332 of fiber optic interface unit 320.Fiber optic interface unit 320 is configured to receive inserted optical fiber interface arrangement 20.Therefore, fiber optic interface unit 320 is called socket 320 hereinafter.

Optical cable assembly 10 comprises fiber optic interface unit 20, and said fiber optic interface unit 20 is operably connected to optical cable 150.In instance, optical cable 150 carries at least one optical fiber 152, for example, two optical fiber, wherein one is that Transmission Fibers and another root are reception optical fiber, said optical fiber is used for transmitting respectively transmission optics signal and receiving optical signal.Each optical fiber 152 has terminal 152E (referring to Fig. 3 A, introduce hereinafter and discuss).

In addition, in the exemplary embodiment, optical cable 150 carries at least one wire 160, for example, two

wire

160B and 160R (" black and redness "), said two

wire

160B and 160R can transmit electric power.Carry in the instance of at least one optical fiber 152 and at least one wire 160 at optical cable 150, fiber optic interface unit 20 provides optics and electrical communication and function.

The optical cable assembly of being discussed among this paper 10 has fiber optic interface unit 20, and said fiber optic interface unit 20 is configured to socket 320 insertings with electronic installation 200.Therefore, the fiber optic interface unit 20 discussed of hereinafter is called as plug 20 separately.The plug 20 that hereinafter is discussed supports at least one optical path interface OPI separately.The one side of disclosure case comprises having the plug 20 that can locate cleaning lid (" lid ") 100, and the said cleaning lid of locating can clean at least one optical path interface OPI and also can when plug 20 does not mesh with the inserting mode with socket 320, keep at least one optical path interface to be clean substantially state.Hereinafter is discussed can locate to clean and is covered 100 different illustrative embodiments.

Figure 1B is the low coverage end-view that is placed on the exemplary receptacle 320 in the electronic installation 200.Electronic device housing 210 has upper wall 210U and lower wall 210L, and said upper wall 210U and lower wall 210L are the inner 211 definition internal height HH of electronic installation.Socket 320 is supported by the circuit board that is supported on electronic installation inner 211 240.Circuit board 240 has upper surface 242.Circuit board upper surface 242 operationally supports one or more circuit board assemblies 244; Said one or more circuit board assemblies comprises at least one circuit board assemblies with height H C, and said height representative is with respect to the maximum height of the various circuit board assemblies of circuit board upper surface 242 measurements.Socket hole 332 has height H E.

In instance, HC＜HE＜HH.In instance, HE is in about 2mm arrives the scope of about 4mm again, and in another example, HH is in about 3mm arrives the scope of about 10mm.Exemplary height HC is in about 1.5mm arrives the scope of about 3mm.In instance, height H C is by the height definition of (for example in hand-hold electronic device 200 and other portable electron device 200, using) microprocessor.

But plug with pivot caps

Fig. 2 be have exemplary socket 20 exemplary fiber optic cable assembly 10 before high view.Plug 20 comprises the lid 100 that can between make-position and open position, pivot, as discussing in more detail hereinafter.Plug 20 has central shaft A0, and comprise have central shaft A1, the shell 21 of front end 22 and rear end 24.Shell 21 also has inner 25, said inner 25 and has the opening 23 at front end 22 places and the opening 27 at 24 places, rear end, like best finding among Figure 10 A of hereinafter introduction and argumentation.Shell 21 comprises side 26, but said side 26 has the projection separately 30 that is associated with pivot caps 100.Shell 21 is configured to support the ferrule 50 (hereinafter is claimed sleeve pipe 50) with front end 52.

Fig. 3 A is the vertical view with exemplary socket 20 of exemplary grommet 50, two optical path interface OPI at said exemplary grommet 50 supporting sleeve front ends 52 places.Therefore among Fig. 3 A, can locate and cover 100 and be shown in an open position and be not visible fully, can locate and cover 100 at plug 20 times pivots downwards.Fig. 3 B is the front view of the exemplary grommet 50 of Fig. 3 A, and said front view diagram is by two optical path interface OFI of lens 62 definition separately.As a rule, sleeve pipe 50 supports at least one optical path interface OPI.In instance, at least one optical path interface OPI comprises at least one lens 62 or comprises at least one optical waveguide end face 152E, or comprises at least one lens 62 and at least one optical waveguide end face 152E again.Exemplary lens 62 comprise refractive lenses, diffraction type lens, graded index (GRIN) lens or the like.

With reference to figure 2, Fig. 3 A and Fig. 3 B, sleeve pipe 50 extends from shell front end 22.Sleeve pipe 50 has main body 51, has the front end 52 (Fig. 3 B) and the rear end 54 on surface 53, and said main body 51 has central shaft APF.Casing main body 51 also has side 56, upper surface 57 and lower surface 58.Sleeve pipe 50 comprises central shaft APF, and in instance, said central shaft APF aligns with enclosure axis A1 and plug shaft A0 substantially.In instance, axle A0, axle A1 and axle APF are coaxial.Sleeve pipe 50 comprises the front portion 65 with outside surface 66, and its middle front part extends from shell 21.Sleeve pipe 50 also comprises the rear portion 67 (seeing Figure 10 A) of the inside 25 that is positioned at shell 21.

In the exemplary grommet 50 of Fig. 3 A and Fig. 3 B, front surface 53 comprises curved surface part 60, and said curved surface part 60 two lens 62 of definition also serve as the first optical path interface OPI and the second optical path interface OPI.In the exemplary grommet 50 of Fig. 2, front surface 53 comprises the first optical fiber end 152E and the second optical fiber end 152E that serves as the first optical path interface OPI and the second optical path interface OPI.In two instances, optical path interface OPI is supported on sleeve pipe front end 52 places.As a rule, one or more optical path interface OPI can be supported on sleeve pipe front end 52 places, and the mode that two said optical path interfaces can instance is showed.

Comprise in the instance of lens 62 that at sleeve pipe 50 sleeve pipe can be by as far as the material transparent manufacturing substantially of the wavelength of 800nm in the 1600nm scope.The exemplary materials of sleeve pipe 50 comprises transparent resin, the polyamides ether imines of for example being sold with trade mark

by name 1010 by General Electric Co. Limited (General Electric Company) (PEI).

In instance, sleeve pipe 50 operationally supports at least one optical fiber 152.In the instance of Fig. 2 and Fig. 3 A and Fig. 3 B, casing main body 51 comprises at least one hole 70 of prolonging the row from sleeve pipe rear end 54 and being parallel to sleeve pipe central shaft APF generally.As for the sleeve pipe 50 of Fig. 3 A and Fig. 3 B, at least one hole 70 has in casing main body 51 and in abutting connection with the end 72 of sleeve pipe front end 52.Align with at least one lens 62 of sleeve pipe front surface 53 at least one hole 70.Hole 70 is supported to have at bore end 72 places or the optical fiber 150 of the optical fiber end 152E of adjacent bores terminal 72.In instance, bore end 72 and the about focal length of lens front surface 60 axial separation.

Sleeve pipe 50 is the plug electrical contact 90 on the supporting sleeve side 56 optionally also.Electrical contact 90 has the rear portion separately 92 that is positioned at shell 21.In instance, use electrical contact 90 with conduction.Electrical contact 90 is connected at the electric wire 160 of rear end 92 separately.

Fig. 4 A and Fig. 3 category-A are seemingly; And Fig. 4 A diagram is similar to the exemplary socket 20 of the plug of in Fig. 2, showing; Its mesopore 70 has the bore end 72 at sleeve pipe front end 52 places, and optical fiber 152 has at sleeve end 52 places or the optical fiber terminal 152E separately of contiguous sleeve end 52.Fig. 4 B and Fig. 3 category-B seemingly, and Fig. 4 B is the front view of the sleeve pipe 50 of Fig. 4 A.Therefore in this illustrative embodiments, sleeve pipe front surface 53 does not have lens and for substantially flat.In this case, each self-defined optical path interface OPI of optical fiber end 152E difference.

With reference to figure 3B and Fig. 4 B, in instance, sleeve pipe 50 has at least one lateral dimension D1 and D2 in the scope of about 4mm at about 2mm.

But plug 20 comprises above-mentioned pivot caps 100.But the front portion of exemplary pivot caps 100 and shell 21 illustrates in the vertical view of Fig. 5 A and Fig. 5 B and side view respectively.Fig. 6 is the skeleton view of plug 20, but said skeleton view comprises the low coverage figure of the front portion of pivot caps 100.But pivot caps 100 has U-shaped substantially, and said U-shaped has two arms 104 and end wall 112.End wall 112 definition can be located lid end 114, and two arms 104 have end 106 separately.Arm 104 also has inside surface 108 and outside surface 109 separately, and end wall 112 has inside surface 116, but the U-shaped opening 120 in the inwall definition pivot caps 100 wherein.The size of adjustment U-shaped opening 120 is with the front end outshot 21N that holds shell 21 and the fore-end 65 of sleeve pipe 50, and U-shaped opening 120 is showed in the mirage phantom of Fig. 5 A and Fig. 5 B.

Arm 104 comprises the through hole 130 of adjacent end 106, said through hole 130 from inside surface 108 extend to outside surface 109 and through the adjustment size with the projection 30 on the side 26 that holds the shell 21 that is positioned at adjacent housings front end 22.Projection 30 is in alignment with each other along axle A1.This configuration allows cover 100 and meshes shell 21 pivotally and form the hinge with pivot A1, thereby but the permission user through rotate around pivot can locate lid with pivot caps 100 be positioned at open or make-position in.Can use other that form this pivot hinge to be configured to realize identical function.

But pivot caps 100 comprises at least one lug 107, and said at least one lug 107 at least one inside surface from the inside surface 108 of end wall inner surface 116 and arm 104 extends.For example, but be in the close position when pivot caps 100, that is, but pivot caps 100 during with sleeve pipe 50 engagements (shown in Fig. 5 B and Fig. 7 A), lug 107 serves as the stop surface that contacts sleeve pipe 50.But therefore lug 107 prevents pivot caps 100 and put make-position (for example, putting other side of sleeve pipe 50).

But configuration pivot caps 100 is so that sleeve pipe 50 (and side electrical contact 90; If there is side electrical contact 90) in U-shaped opening 120, closely cooperate; So that but friction force stops pivot caps to carry out the transition to open position (for example, referring to Fig. 7 B of diagram fully open position or Fig. 6 that diagram partially opens the position) from make-position (Fig. 7 A) easily.In instance, but through being applied to pivot caps 100 so that lid overcomes above-mentioned friction force from the opening force that make-position turns to the user finger of open position.But the pivoting action of arrow A R diagram pivot caps 100 among Fig. 7 B.

But the end wall inner surface of pivot caps 100 116 supports the cleaning element 170 with clean surface 173, but when pivot caps 100 is placed in the make-position, said cleaning element 170 contacts or near sleeve pipe front surface 53.Cleaning element 170 is processed by the material that is applicable to cleaning sleeve pipe front surface 53, and cleaning element 170 can comprise (for example) cloth or fibrous material, coating, abrasive, cleaning paper, polymkeric substance cleaning material, ethanol or cotton.In instance, cleaning element 170 is springy, but makes when pivot caps 100 is in the close position, sleeve pipe front end 52 compression cleaning elements.In instance, cleaning element 170 is textured, and in another example, cleaning element 170 has some porosities, and this allows cleaning element 170 to absorb small volume of fluid and also keep pollutant, for example, and dirt, dust, chip etc.

Note, but pivot caps 100 the process in make-position and the open position of being placed on can be allowed cleaning element 170 to be used to wipe clean to be supported at least one optical path interface OPI at sleeve pipe front surface 53 places.In addition, make-position is used to keep the cleaning of at least one optical path interface OPI.

Plug with slidable cover

Fig. 8 A comprises high view before plug 20 and the exemplary fiber optic cable assembly 10 that can locate lid (" slidable cover ") 100 of sliding, during wherein slidable cover is in the close position with respect to sleeve pipe 50 and shell 21.Fig. 8 B and Fig. 8 category-A seemingly, but wherein slidable cover 100 is shown in an open position with respect to sleeve pipe 50 and shell 21.

In this embodiment, configuration sleeve pipe 50 is so that at least one optical path interface OPI is supported on sleeve pipe upper surface 57 or lower surface 58 places or is supported on one or more sleeve pipe side 56 rather than at front end 52 places.The instance of this sleeve pipe 50 of diagram in the illustrated plug 20 in Fig. 9 A.Fig. 9 B is the cross-sectional view of the sleeve pipe of illustrated plug 20 in Fig. 9 A, wherein xsect intercepting in the Y-Z plane.Fig. 9 C be Fig. 9 A plug 20 before high view.

With reference to figure 9B, sleeve pipe 50 comprises the lens 62 on the side 56.Casing main body 51 also comprises the inner chamber 80 with aft bulkhead 82 and sidewall 84.Optical fiber 152 is supported in the hole 70 so that optical fiber 152 extends from aft bulkhead 82, and optical fiber end 152E is positioned at chamber 80.Optical fiber end 152E comprises in order to the face 155 towards sidewall 84 reorientation optical path OP.Optical path OP be configured to side 56 on lens 62 align.Lens 62 definition optical path interface OPI.Keying feature structure 88 is illustrated on the side 56 of front end 52.

Figure 10 A is the cross-sectional view of the exemplary socket 20 of intercepting in the X-Z plane; And the exemplary internal configurations of Figure 10 A diagram shell 21; Wherein optical path interface OPI is supported on the sleeve pipe side 56, and wherein configuration provides forward direction skew (closure) position and back to skew (opening) position for slidable cover 100.Shell 21 comprises the antetheca 220 of definition shell front end 22 and front opening 23.Antetheca 220 also defines preceding inner surface 224.Shell 21 also comprises the rear wall 226 of definition outer casing back 24 and open rearward end 27.Rear wall 226 has inner surface 228.

In instance, slidable cover 100 is for having the sheath form that is roughly columniform shape, and said sheath has open front 202 and enlarging rear end 204, and inner 208 (referring to Figure 10 B) of said sheath definition.Configuration slidable cover 100 is so that sleeve pipe anterior 65 is engaged in inner 208, so that in make-position, slidable cover 100 is the bushing outer surface 66 of annular sleeve anterior 65 substantially.Slidable cover 100 comprises cleaning element 170, and cleaning element 170 is supported on and covers in inner 208 so that cleaning element contacts at least one optical path interface OPI or approaching said at least one the optical path interface OPI by sleeve pipe 50 supports at 56 places, side.Optical path OP has the change of the direction that the crooked 152B by optical fiber 152 forms, and optical path interface OPI is by the optical fiber end 152E definition that is positioned at 56 places, sleeve pipe side or caves in a little from sleeve pipe side 56.

Plug 20 comprises the elastic component 250 that operationally is supported in the enclosure 25.Elastic component 250 has the front end 252 and the rear end 254 that is positioned at inner surface 228 places of housing back wall 226 towards antetheca inner surface 224.Elastic component 250 also can comprise open centre zone 258, and said open centre zone 258 allows optical fiber 152 to be delivered to sleeve pipe 50 from optical cable 150.The size that also can adjust open centre zone 258 is to hold sleeve pipe rear portion 67.In instance, elastic component 250 comprises spring.

In instance, plug 20 also comprises collar supports member 270, and said collar supports member 270 is configured to support the sleeve pipe 50 that is at least in part in the enclosure 25.In instance, collar supports member 270 is the form with pipe of front end 272 and enlarging rear end 274, and said pipe defines the inside 276 that can serve as conduit.Collar supports member 270 is placed in the open centre zone 258 of elastic component 250, and wherein supporting member front end 272 is in abutting connection with sleeve pipe rear end 54, and the supporting member rear end is in abutting connection with the housing back wall 226 at inner surface 228 places.Optical fiber 152 passes supporting member inner 276.In instance, supporting member front end 270 is configured to settle securely sleeve pipe rear end 54.Therefore, the base for supporting that illustrated exemplary grommet supporting member 270 serves as sleeve pipe 50 in Figure 10 A and Figure 10 B is in a fixed position with respect to shell 21 to keep sleeve pipe.

Other that can use collar supports member 270 is configured to realize identical function.For instance; Another embodiment of collar supports member 270 can be fixed to outer casing inner wall with one or more crossbeam; And slidable cover 100 can contain one or more slit, and said one or more slit is through being configured to when slidable cover moves in the enclosure 25, to hold crossbeam.In another example, sleeve pipe 50 forms as unified structure with collar supports member 270, and in similar instance, sleeve pipe 50 passes elastic component open centre zone 258 and extends to housing back wall 226 always, and sleeve pipe rear end 54 is configured to supported by housing back wall.

In the make-position of in like Figure 10 A, showing, only the enlarging rear end 204 of slidable cover 100 is positioned at shell 21 basically, and wherein flared end contacts with the antetheca inner surface 224 of shell 21.Settle elastic component 250 so that elastic component front end 252 contact slidable cover rear ends 204.This operation is provided at not slidable cover applied under the situation of axial force backward and prevents that slidable cover 100 from sliding into outer inner 25 forward direction biasing force.In make-position, at least one optical path interface OPI that cleaning element 170 is positioned on the side 56 that is supported on sleeve pipe 50 goes up or approaching said at least one optical path interface OPI.

Moving to from make-position the operation of open position, slidable cover 100 moves axially backward and moves in the enclosure 25, simultaneously compression elasticity member 250.Figure 10 B and Figure 10 category-A seemingly, and Figure 10 B is shown in the slidable cover 100 in the exemplary open position.In instance,, make an appointment with half slidable cover 100 to be positioned at enclosure 25 when lid is shown in an open position when middle.

In instance, configuration socket 320 (Figure 1A and Figure 1B) is so that the front portion of socket contacts with the front end 202 of slidable cover 100, and the front portion of socket is used for the rear portion of slidable cover is pushed enclosure 25 when plug 20 inserts socket 320.

The open position of lid 100 exposes the front portion 65 of sleeve pipe 50 and at least one the optical path interface OPI that is supported by sleeve pipe side 56.This position allows between plug 20 and corresponding socket 320 (for example, the socket 320 shown in Figure 1A and Figure 1B), to set up optical communication.

When plug 20 not during inserting, slidable cover 100 forward direction skew in the make-position on the surface 66 of annular sleeve anterior 65 substantially.Because of slidable cover 100 moves to make-position from open position, so in instance, cleaning element 170 slides and passes at least one optical path interface OPI, thereby removes at least some pollutants that possibly be accumulated on the optical path interface.This cleaned also repeats when make-position moves to open position at slidable cover 100.When being in the close position when middle, slidable cover 100 and cleaning element 170 are in order to the amount of the pollutant of (and more particularly, accumulating in 56 places, side of at least one optical path interface OPI of location) on the surface 66 that reduces to accumulate in sleeve pipe anterior 65.

Those skilled in the art will it is obvious that, under the situation of spirit that does not break away from disclosure case and scope, can carry out various modifications and variation to disclosure case.Therefore, if the modification of disclosure case and changing in the scope of the equivalent of appended claims and appended claims, disclosure case is intended to contain the modification and the variation of this open case so.

Claims

1. fiber optic interface unit that supports at least one optical fiber, said device comprises:

Shell, said shell has front end, side and inside;

Sleeve pipe; Said sleeve pipe has rear portion that is supported in the said enclosure and the front portion with surface; Extend from said shell front end said front portion, and said ferrule configuration is for supporting said at least one optical fiber so that at least one optical path of at least one the optical path interface from said sleeve pipe rear end to said anterior face to be provided; And

Lid; The said lid in open position and make-position is orientable, and said lid is fixed to said shell, said lid support cleaning element movably; Said lid is configured to be placed in the said make-position; So that said cleaning element is near said at least one optical path interface, and when said when covering in said open position, said cleaning element is away from said at least one optical path interface.

2. it is anterior that fiber optic interface unit as claimed in claim 1, said device further comprise said sleeve pipe, and said sleeve pipe front portion has front end, and said front end has at least one lateral dimension between about 2mm and about 4mm.

3. fiber optic interface unit as claimed in claim 1, wherein said at least one optical path interface comprises at least one lens.

4. it is anterior that fiber optic interface unit as claimed in claim 1, said device further comprise the said sleeve pipe with front end, and said front end comprises said at least one optical path interface.

5. fiber optic interface unit as claimed in claim 4, wherein said locate lid and the said side-pivoting ground of said shell mesh with allow said locate to cover between said make-position and said open position rotate.

6. it is anterior that fiber optic interface unit as claimed in claim 1, said device further comprise said sleeve pipe, said at least one the optical path interface at least one in said sleeve pipe front support sleeve pipe front end, sleeve pipe side, sleeve pipe top and the sleeve bottom.

7. fiber optic interface unit as claimed in claim 6; The wherein said lid of locating comprises sheath; In said make-position; The skew of said sheath forward direction is covering said at least one optical path interface substantially, and in said open position, said sheath is positioned at said enclosure substantially to expose said at least one optical path interface.

8. fiber optic interface unit as claimed in claim 7, said device further comprises elastic component, and said elastic component operationally is placed in the said enclosure and is configured to provide said forward direction skew.

9. fiber optic interface unit as claimed in claim 1, wherein said cleaning element comprise the material that is selected from the material group that comprises following each thing: cloth, fibrous material, coating, abrasive, cleaning paper, polymkeric substance cleaning material, ethanol and cotton.

10. fiber optic interface unit as claimed in claim 1, wherein said fiber optic interface unit constitutes plug, and said device further comprises:

Electronic installation, said electronic installation have the electronic device housing that definition has the inside of height H H;

Circuit board; Said circuit board operationally is supported in the said electronic installation inside; Said circuit board has the upper surface that operationally supports one or more circuit board assemblies, and at least one circuit board assemblies in wherein said one or more circuit board assemblies has the maximum height HC that measures with respect to said circuit board upper surface; And

Socket, said socket is operationally supported by said circuit board and has hole, and said hole has height H E, and said jack configurations is for meshing said plug ordinatedly, and HC＜HE＜HH wherein.

11. the fiber optic interface unit with at least one optical path interface, said device comprises:

Shell, said shell has front end, side and inside;

Sleeve pipe, said sleeve pipe is by said housing supports and have outside surface and front surface, said at least one the optical path interface of at least one surface support in said outside surface and the front surface; And

Can locate the cleaning lid; The said cleaning lid of locating has cleaning element; The said cleaning lid of locating meshes with said shell pivotally; Saidly locate cleaning to cover between make-position and open position be pivotable, said make-position is placed and contact or the said cleaning element of approaching said at least one optical path interface said at least one the optical path interface of said open position exposure with said at least one optical path interface.

12. optical fiber interface as claimed in claim 11, wherein said sleeve pipe front surface has the lateral dimension between about 2mm and about 4mm.

13. optical fiber interface as claimed in claim 11, wherein said at least one optical path interface is by optical fiber end with by at least one definition in the lens of said collar supports.

14. fiber optic interface unit as claimed in claim 11, wherein said cleaning element comprise the material that is selected from the material group that comprises following each thing: cloth, fibrous material, coating, abrasive, cleaning paper, polymkeric substance cleaning material, ethanol and cotton.

15. the fiber optic interface unit with at least one optical path interface, said device comprises:

Shell, said shell has front end, side and inside;

Can locate the cleaning lid; The said cleaning lid of locating has cleaning element; The said cleaning lid of locating slidably mates with said shell; Saidly locate cleaning to cover between make-position and open position be slidably, said make-position is placed and contact or the said cleaning element of approaching said at least one optical path interface said at least one the optical path interface of said open position exposure with said at least one optical path interface.

16. fiber optic interface unit as claimed in claim 15, said device further comprises elastic component, and said elastic component operationally is placed in the said shell and with said shell and the said cleaning lid of locating and is configured to provide the forward direction skew with cooperating.

17. fiber optic interface unit as claimed in claim 15, wherein said elastic component comprises spring.

18. fiber optic interface unit as claimed in claim 15, said device comprise said location cleaning lid, said location cleaning lid comprises sheath, and said sheath has the enlarging rear end that is positioned at said enclosure and serves as the backstop that defines said make-position.

19. optical fiber interface as claimed in claim 15, wherein said sleeve pipe front surface has the lateral dimension between about 2mm and about 4mm.

20. optical fiber interface as claimed in claim 15, wherein said at least one optical path interface is by optical fiber end with by at least one definition in the lens of said collar supports.

21. optical fiber interface as claimed in claim 15, wherein said cleaning element comprise the material that is selected from the material group that comprises following each thing: cloth, fibrous material, coating, abrasive, cleaning paper, polymkeric substance cleaning material, ethanol or cotton.

22. optical fiber interface as claimed in claim 15, wherein said fiber optic interface unit constitutes plug, and said device further comprises: