CN102116906B - Optic fiber coupling connector and optic transmission device - Google Patents
Optic fiber coupling connector and optic transmission device Download PDFInfo
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- CN102116906B CN102116906B CN2010103000170A CN201010300017A CN102116906B CN 102116906 B CN102116906 B CN 102116906B CN 2010103000170 A CN2010103000170 A CN 2010103000170A CN 201010300017 A CN201010300017 A CN 201010300017A CN 102116906 B CN102116906 B CN 102116906B
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- fiber
- connector
- optical
- fixed part
- coupling connector
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Abstract
The invention discloses an optic fiber coupling connector which is used for coupling signals of two optic fibers. The optic fiber coupling connector comprises a first connector and a second connector, wherein the first connector is used for containing and fixing the end of one of the two optic fibers and the second connector is used for containing and fixing the other optic fiber. The optic fiber coupling connector also comprises a coupling lens which is arranged in the optic fiber coupling connector; the coupling lens comprises two back-to-back aligned curved surface parts which are used for coupling curved surface parts of the optic fibers; and the two curved surface parts have integrated structures. Through the optic fiber coupling connector, two coupling lens are integrated into one coupling lens; the two curved surface parts of the coupling lens have aligned integrated structures; and the alignment of the two curved surface parts are not influenced by the assembling error of the optic fiber coupling connector so that the optic fiber coupling connector has higher coupling precision.
Description
Technical field
The light transmitting device that the present invention relates to a kind of optical-fiber coupling connector and there is described optical-fiber coupling connector.
Background technology
In light transmitting device, the general optical-fiber coupling connector that adopts is by the signal coupling of two optical fiber, the light coupled connector generally comprises two interconnective connectors, and described each connector connects respectively optical fiber, and described two connectors are connected to each other the signal coupling of optical fiber.Existing optical-fiber coupling connector respectively arranges a coupled lens in each connector, and described two coupled lens respectively comprise a curvature portion, and when described two connectors are connected to each other, described two curvature portions toward each other.But, above-mentioned optical-fiber coupling connector requires very high to the relative position respect to one another of described two coupled lens, if the error of any one when producing, assembling or using, all will have a strong impact on the coupling precision of optical-fiber coupling connector, and then affect the transfer efficiency of light transmitting device.
Summary of the invention
In view of this, be necessary to provide a kind of have the light coupled connector of high coupling precision and the light transmitting device with described optical-fiber coupling connector.
A kind of optical-fiber coupling connector, be coupled for the signal by two optical fiber.This optical-fiber coupling connector comprises first connector and second connector.Described the first connector is fixing for the end of one of them optical fiber of described two optical fiber is accommodated, and described the second connector is for accommodating fixing by the end of another optical fiber of described two optical fiber.Described the second joint comprises second top and second bottom corresponding with described the second top, described the second upper side offers second upper grooves on the surface of described the second bottom, be formed with fixed part on second in described the second upper grooves, described the second bottom surfaces is to forming second time fixed part of a protrusion on the surface on described the second top and offering second lower recess, described second time fixed part and described the second upper grooves cooperation and with described second on fixed part relative.Described optical-fiber coupling connector comprises a coupled lens be arranged in described optical-fiber coupling connector, described coupled lens comprise two opposing and mutually aim at and for the curved face part of the light that is coupled, described two curved face part structure that is formed in one.Offer first fixed orifice on the bottom surface of described the second upper grooves, described the second lower recess and described the second lower surface between described second time fixed part offer second fixed orifice corresponding with described the first fixed orifice, described coupled lens comprises two fixed legs that correspond respectively to described the first fixed orifice and described the second fixed orifice, and described two fixed legs insert respectively in corresponding described the first fixed orifice and described the second fixed orifice.
A kind of light transmitting device, described light transmitting device comprises at least one described optical-fiber coupling connector and at least two optical fiber, described the first connector is accommodated the end of one of them optical fiber of described at least two optical fiber fixing to aim at one of them curved face part of described two curved face part, and described the second connector is accommodated the end of another optical fiber of described at least two optical fiber fixing to aim at another curved face part of described two curved face part.
Described light coupled connector is integrated into a coupled lens by existing two coupled lens, and two curved face part of described coupled lens are the integrated formed structure of mutually aiming at, the aligning of described two curved face part is not subject to the impact of light coupled connector assembly error, therefore described light coupled connector has higher coupling precision, can improve have described optical-fiber coupling connector the transfer efficiency of light transmitting device.
The accompanying drawing explanation
Fig. 1 is the exploded view of optical-fiber coupling connector of the present invention.
Fig. 2 is the view of another angle of optical-fiber coupling connector of Fig. 1 of the present invention.
Fig. 3 is the assembling schematic diagram of the optical-fiber coupling connector of Fig. 1 of the present invention.
Fig. 4 is the schematic diagram after the optical-fiber coupling connector of Fig. 1 of the present invention has been assembled.
Fig. 5 is the cut-open view of the optical-fiber coupling connector of Fig. 4 of the present invention along V-V.
The main element symbol description
Optical-fiber coupling connector 100
The first connector 10
The first top 11
The first upper grooves 111
On first, fixed part 112
The first protruding end 1121
The first upper fiber groove 113
The first bottom 12
First time fixed part 121
The second protruding end 1211
The first bottom optical fiber duct 122
The first optic fibre hole 13
Grafting piece 14
The second connector 20
The second top 21
The second upper grooves 211
On second, fixed part 212
The second upper fiber groove 213
The first fixed orifice 214
The second bottom 22
The second lower recess 221
Second time fixed part 222
The second bottom optical fiber duct 223
The second fixed orifice 224
The second optic fibre hole 23
Fixed leg 32
Curved face part 33
Optical fiber 200,300
Embodiment
Below in conjunction with accompanying drawing, the present invention being done to one specifically introduces.
Refer to Fig. 1 and Fig. 2, be depicted as the STRUCTURE DECOMPOSITION figure of optical-fiber coupling connector 100 of the present invention, described optical-fiber coupling connector 100 comprises 10, one the second connectors 20 of first connector and a coupled lens 30.
Described the first connector 10 comprises first top 11 and first bottom 12 corresponding with described the first top 11.Described the first top 11 offers first upper grooves 111 towards the surface of described the first bottom 12, fixed part 112 in one first of the interior formation of described the first upper grooves 111.On described first, fixed part 112 offers first a upper fiber groove 113 towards the surface on described the first top 11; On described first, fixed part 112 comprises first protruding end 1121 of protruding to described the second connector 20 from described the first upper grooves 111, described the first top 11 offers two pilot holes 114 on the end face of described the second connector 20, and described two pilot holes 114 are positioned at the both sides of fixed part 112 on described first.Described the first bottom 12 is towards forming first time fixed part 121 of a protrusion on the surface on described the first top 11, and described first time fixed part 121 offers the first bottom optical fiber duct 122 corresponding to described the first upper fiber groove 113 towards the surface of fixed part 112 on described first.Described first time fixed part 121 comprises second protruding end 1211 of protruding to described the second bottom 22.
Described the second connector 20 comprises second top 21 and second bottom 22 corresponding with described the second top 21.Described the second top 21 offers second upper grooves 211 on the surface of described the second bottom 22, be formed with fixed part 212 on second in described the second upper grooves 211, on described second, the height of fixed part 212 is less than the degree of depth of described the second upper grooves 211, length is less than the length of described the second upper grooves 211, on described second, one of fixed part 212 1 ends and described the second upper grooves 211 holds level with both hands together, and fixed part 212 offers second a upper fiber groove 213 towards the surface of described the second bottom on described second.Offer first fixed orifice 214 on the bottom surface of described the second upper grooves 211.Described the second top 21 comprises and is arranged on described the second top 21 towards two reference columns corresponding to described pilot hole 114 215 on the end face on described the first top 11.Described the second bottom 22 offers second lower recess 221 on the surface on described the second top 21, and the length of the length of described the second lower recess 221 and described first time fixed part 121 second protruding end 1211 is suitable.Described the second bottom 22 is towards forming second time fixed part 222 of a protrusion on the surface on described the second top 21, and described second time fixed part 222 is towards the second bottom optical fiber duct 223 that offers described second a upper fiber groove 213 of correspondence on the surface on described the second top 21.Described the second lower recess 221 and 22 surfaces, described the second bottom between described second time fixed part 222 offer second fixed orifice 224 corresponding with described the first fixed orifice 214.
Described coupled lens 30 comprises the body 31 of a hexahedral shape, two two opposing lip-deep fixed legs 32 that correspond respectively to described the first fixed orifice 214 and described the second fixed orifice 224 that are positioned at described body 31, and two curved face part 33 that are formed at respectively two other opposing lip-deep protrusion of described body 31.In present embodiment, described curved face part 33 is non-spherical surface.Described coupled lens 30 distance between two other opposing surface again is suitable with the width of described the second upper grooves 211 and described the second lower recess 221.
See also Fig. 3 to Fig. 5, when described optical-fiber coupling connector 100 is assembled, first described coupled lens 30 is placed in described the second upper grooves 211, fixed part 212 in described two curved face part 33 over against described second, one in described fixed leg 32 is inserted described the first fixed orifice 214, described the second bottom 22 is connected with described the second top 21, described second time fixed part 222 with described the second upper grooves 211, coordinate and with described second on fixed part 212 relative, described the second upper fiber groove (figure does not indicate) forms second optic fibre hole 23 for location and fixed fiber jointly with described the second bottom optical fiber duct (figure does not indicate), another fixed leg 32 of described coupled lens 30 inserts described the second fixed orifice 224, described the second upper grooves 211 forms a slot 24 of pegging graft for described the first connector 10 jointly with described the second lower recess (figure does not indicate), described the first top 11 is connected with described the first bottom 12, described first time fixed part 121 with described the first upper grooves 111, coordinate and with described first on fixed part 112 relative, described the first upper grooves (figure indicates) forms first optic fibre hole 13 for location and fixed fiber jointly with described the first lower recess (scheming to indicate), the piece of the grafting corresponding to described slot 24 14 in described the first protruding end 1121 and described the second protruding end 1211 common formation.In present embodiment, between described the first top 11 and described the first bottom 12, be connected by the gummed mode between described the second top 21 and described the second bottom 22.In the first optic fibre hole 13 that the end of two optical fiber 200,300 of needs couplings is individually fixed in to described the first connector 10 and the second optic fibre hole 23 of described the second connector 20.During use, described the first connector 10 is connected to each other with described the second connector 20, and described grafting piece 14 inserts described slot 24, and described reference column 215 inserts respectively corresponding pilot hole 114, to improve the coupling precision of optical fiber 200,300.
Described light coupled connector is integrated into a coupled lens by existing two coupled lens, and two curved face part of described coupled lens are the integrated formed structure of mutually aiming at, the aligning of described two curved face part is not subject to the impact of light coupled connector assembly error, therefore described light coupled connector has higher coupling precision, and can improve the transfer efficiency of the light transmitting device with described optical-fiber coupling connector.
In addition, those skilled in the art also can do other variation in spirit of the present invention, and certainly, the variation that these are done according to spirit of the present invention, within all should being included in the present invention's scope required for protection.
Claims (9)
1. an optical-fiber coupling connector, for the signal of two optical fiber is coupled, this optical-fiber coupling connector comprises first connector and second connector, described the first connector is for accommodating fixing by the end of one of them optical fiber of described two optical fiber, described the second connector is for accommodating fixing by the end of another optical fiber of described two optical fiber, described the second joint comprises second top and second bottom corresponding with described the second top, described the second upper side offers second upper grooves on the surface of described the second bottom, be formed with fixed part on second in described the second upper grooves, described the second bottom surfaces forms second time fixed part of a protrusion and offers second lower recess on the surface on described the second top, described second time fixed part with described the second upper grooves, coordinate and with described second on fixed part relative, it is characterized in that: described optical-fiber coupling connector comprises a coupled lens be arranged in described optical-fiber coupling connector, described coupled lens comprise two opposing and mutually aim at and for the curved face part of the light that is coupled, described two curved face part structure that is formed in one, offer first fixed orifice on the bottom surface of described the second upper grooves, described the second lower recess and described the second lower surface between described second time fixed part offer second fixed orifice corresponding with described the first fixed orifice, described coupled lens comprises two fixed legs that correspond respectively to described the first fixed orifice and described the second fixed orifice, described two fixed legs insert respectively in corresponding described the first fixed orifice and described the second fixed orifice.
2. optical-fiber coupling connector as claimed in claim 1, it is characterized in that: described the first connector comprises first top and first bottom corresponding with described the first top.
3. optical-fiber coupling connector as claimed in claim 2, it is characterized in that: described the first upper side offers first upper grooves on the surface of described the first bottom, fixed part on forming one first in described the first upper grooves, described the first bottom surfaces is to forming first time fixed part of a protrusion on the surface on described the first top, described first time fixed part and described the first upper grooves cooperation and with described first on fixed part relative.
4. optical-fiber coupling connector as claimed in claim 3, it is characterized in that: on described first, fixed part offers first a upper fiber groove towards the surface of described the first bottom, described first time fixed part offers the first bottom optical fiber duct corresponding to described the first upper fiber groove towards the surface of fixed part on described first, on described second, fixed part offers second a upper fiber groove towards the surface of described second time fixed part, described second time fixed part offers the second bottom optical fiber duct of described second a upper fiber groove of correspondence towards the surface of fixed part on described second, first optic fibre hole for location and fixed fiber of the common formation of described the first upper fiber groove and described the first bottom optical fiber duct, described the second upper fiber groove and described the second bottom optical fiber duct are formed for the second optic fibre hole of location and fixed fiber jointly.
5. optical-fiber coupling connector as claimed in claim 3, it is characterized in that: on described first, fixed part comprises first protruding end of protruding to described the second top from described the first upper grooves, described first time fixed part comprises the second protruding end of a protrusion to described the second bottom, a grafting piece of the common formation in described the first protruding end and described the second protruding end.
6. optical-fiber coupling connector as claimed in claim 5, is characterized in that: slot for pegging graft for described grafting piece of the common formation of described the second upper grooves and described the second lower recess.
7. optical-fiber coupling connector as claimed in claim 3, it is characterized in that: described the first upper side offers two pilot holes to the end face on described the second top, described two pilot holes are positioned at the both sides of fixed part on described first, described the second top comprises and is arranged on described the second upper side to two reference columns corresponding to described two pilot holes on the end face on described the first top, and described reference column inserts respectively in corresponding described pilot hole.
8. optical-fiber coupling connector as claimed in claim 3, it is characterized in that: described coupled lens comprises the body of a hexahedral shape, described two fixed legs are formed at respectively on two opposing surfaces of described body, and described curved face part is formed at respectively on two other opposing surface of described coupled lens.
9. a light transmitting device, it is characterized in that: described light transmitting device comprises that at least one is as optical-fiber coupling connector and two optical fiber as described in claim 1-8 any one, described the first connector is accommodated the end of one of them optical fiber of described two optical fiber fixing to aim at one of them curved face part of described two curved face part, and described the second connector is accommodated the end of another optical fiber of described two optical fiber fixing to aim at another curved face part of described two curved face part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010103000170A CN102116906B (en) | 2010-01-04 | 2010-01-04 | Optic fiber coupling connector and optic transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010103000170A CN102116906B (en) | 2010-01-04 | 2010-01-04 | Optic fiber coupling connector and optic transmission device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102116906A CN102116906A (en) | 2011-07-06 |
| CN102116906B true CN102116906B (en) | 2013-12-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010103000170A Expired - Fee Related CN102116906B (en) | 2010-01-04 | 2010-01-04 | Optic fiber coupling connector and optic transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102116906B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103197385B (en) * | 2013-04-08 | 2015-04-08 | 青岛海信宽带多媒体技术有限公司 | Optical module and light path coupling method thereof |
| CN104345398A (en) * | 2013-08-01 | 2015-02-11 | 鸿富锦精密工业（深圳）有限公司 | Fiber coupling connector, and fiber coupling connector forming mold and forming method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4119362A (en) * | 1975-11-28 | 1978-10-10 | The Deutsch Company Electronic Components Division | Optical fiber connector utilizing opposed lenses |
| US4420219A (en) * | 1980-03-18 | 1983-12-13 | Carl-Zeiss-Stiftung | Optical waveguide connector using aspheric lenses |
-
2010
- 2010-01-04 CN CN2010103000170A patent/CN102116906B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4119362A (en) * | 1975-11-28 | 1978-10-10 | The Deutsch Company Electronic Components Division | Optical fiber connector utilizing opposed lenses |
| US4420219A (en) * | 1980-03-18 | 1983-12-13 | Carl-Zeiss-Stiftung | Optical waveguide connector using aspheric lenses |
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| Publication number | Publication date |
|---|---|
| CN102116906A (en) | 2011-07-06 |
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