CN103777286A - Photoelectric conversion module - Google Patents
Photoelectric conversion module Download PDFInfo
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- CN103777286A CN103777286A CN201210404950.1A CN201210404950A CN103777286A CN 103777286 A CN103777286 A CN 103777286A CN 201210404950 A CN201210404950 A CN 201210404950A CN 103777286 A CN103777286 A CN 103777286A
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- Prior art keywords
- location division
- conversion module
- carriage
- circuit board
- opto
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Abstract
A photoelectric conversion module comprises a circuit board and a photoelectric coupler. The photoelectric conversion module further comprises a support frame, wherein the support frame is arranged between the circuit board and the photoelectric coupler. The circuit board is provided with at least one first positioning portion. The support frame comprises a first surface which is opposite to the circuit board and a second surface which is away from the first surface. The second surface of the support frame is provided with at least one second positioning portion. The support frame is fixedly arranged on the circuit board through the cooperation of the at least one second positioning portion and the at least one first positioning portion. The second surface of the support frame is provided with at least one third positioning portion. The lower surface of the photoelectric coupler is provided with at least one fourth positioning portion. The photoelectric coupler is fixedly arranged on the second surface of the support frame through the cooperation of the at least one fourth positioning portion and the at least one third positioning portion.
Description
Technical field
The present invention relates to a kind of conversion module, relate in particular to a kind of opto-electronic conversion module.
Background technology
Opto-electronic conversion module is for will be connected between optical signal launcher and optical fiber or between optical fiber and light signal receiving, realizes the mutual conversion between coupling and light signal and the electric signal of light signal.Existing opto-electronic conversion module generally comprises a circuit board, multiple photodiode (photodiode) and photoelectric coupling part being arranged on circuit board.The corresponding multiple described photodiode positions in bottom of described photoelectric coupling part are provided with multiple coupled lens.In opto-electronic conversion module packaging processing procedure, adopt mechanical arm upset photoelectric coupling part, so that multiple coupled lens of described photoelectric coupling part are aimed at respectively a corresponding photodiode, then described photoelectric coupling part passes through points outside adhesive curing again on circuit board.Because the aligning accuracy of opto-electronic conversion module requires very high, this kind of method for packing tends in the process of mechanical arm upset and some glue, can make described photoelectric coupling part be subjected to displacement, cause coupled lens and photodiode contraposition inaccurate, and in the process being subjected to displacement, easily cause the photodiode photoelectric coupling lens of damaging.
Summary of the invention
In view of this, be necessary to provide a kind of and can improve the opto-electronic conversion module that aligning accuracy is high.
A kind of opto-electronic conversion module, it comprises a circuit board and a photoelectric coupling part.A described opto-electronic conversion module also step comprises a carriage, and described carriage is arranged between described circuit board and described photoelectric coupling part.On described circuit board, be provided with at least one the first location division.Described carriage comprises that a first surface and relative with described circuit board deviates from the second surface of described first surface.At least one the second location division is set on the second surface of described carriage.Described carriage is fixed on described circuit board by described at least one the second location division and described at least one the first location division.The second surface of described carriage is provided with at least one the 3rd location division.At least one the 4th location division is also set on the lower surface of described photoelectric coupling part.Described photoelectric coupling part is fixed on the second surface of described carriage by described at least one the 4th location division and described at least one the 3rd location division.
With respect to prior art, described carriage is fixed on described circuit board by described at least one the second location division and described at least one the first location division, simultaneously, described photoelectric coupling part is fixed on the second surface of described carriage by described at least one the 4th location division and described at least one the 3rd location division, therefore, positioning precision is high.
Accompanying drawing explanation
Fig. 1 is the three-dimensional assembling structure figure of the opto-electronic conversion module of embodiment of the present invention.
Fig. 2 is the exploded view of the opto-electronic conversion module of Fig. 1.
Fig. 3 is another angular views of the opto-electronic conversion module of Fig. 2.
Fig. 4 is that the opto-electronic conversion module of Fig. 1 is along the cut-open view of IV-IV.
Main element symbol description
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| Loading |
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| Run through |
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| Bottom land | 2110 |
| The first coupled |
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Following embodiment further illustrates the present invention in connection with above-mentioned accompanying drawing.
Embodiment
Below in conjunction with accompanying drawing, the present invention being done to one specifically introduces.
See also Fig. 1 to Fig. 4, the photoelectric conversion module 100 that embodiment of the present invention provides, it is for Optical Fiber Transmission.Described photoelectric conversion module 100 comprises a circuit board 10, a carriage 15 and a photoelectric coupling part 20.Described carriage 15 is fixed on described circuit board 10, and described photoelectric coupling part 20 is fixed on described carriage 15.
Described circuit board 10 comprises the bottom surface 102 that a loading end 101 and deviates from mutually with described loading end 101.On described circuit board 10, be provided with two the first location divisions, in present embodiment, described the first location division is one to run through the first pilot hole 103 of described loading end 101 and described bottom surface 102 simultaneously.Between two described the first pilot holes 103, be also provided with a plurality of photoelectric subassemblys 104.Described photoelectric subassembly 104 can be light signal emitting module and light signal receiving unit.Described smooth signal emitting module can be laser diode (laser diode), and described smooth signal receiving unit can be photodiode (photodiode).
Described carriage 15 comprises that a first surface 151 and relative with described circuit board 10 deviates from the second surface 152 of described first surface 151.Described carriage 15 offer one run through described first surface 151 and second surface 152 simultaneously run through opening 153.Two the second location divisions and two the 3rd location divisions are set on described carriage 15.In present embodiment, described the second location division is along vertically extending the first reference column 1510 of described first surface 151, and described the first reference column 1510 is one-body molded with described carriage 15.The shape of described the first reference column 1510 is all corresponding with shape and the position of position and described the first pilot hole 103.Described the first reference column 1510 matches so that described carriage 15 is positioned on the loading end 101 of circuit board 10 with described the first pilot hole 103 by the mode of interference fit.Described the 3rd location division is one to run through the second pilot hole 1520 of described first surface 151 and described second surface 152 simultaneously.
Understandable system, in practical application, can be also that the first location division is the first reference column, and the second location division corresponds to the first pilot hole; Described the first location division is identical with the quantity of described the second location division, and to be not limited to be two, and the quantity of described the first location division and described the second location division all can one or more.
Described photoelectric coupling part 20 comprises one first end face 21, a upper surface 22 and one and the opposing lower surface 23 of described upper surface 22.Described upper surface 22 is parallel to each other with described lower surface 23 and all with described first end face 21 is vertical is connected.
On described the first end face 21, be extended with a pair of positioning convex column 210, offer an alignment slot 211 simultaneously.Described alignment slot 211 comprises a bottom land 2110.On described bottom land 2110, be provided with a plurality of the first coupled lens 26.In present embodiment, described the first coupled lens 26 is convex lens, and is shaped on described bottom land 2110.
On described upper surface 22, offer first groove 221.Described the first groove 221 comprises the groove plane 2210 and the inclined-plane 2211 arranging in angle of 45 degrees with described groove plane 2210 that are parallel to described upper surface 22.The optical axis of described the first coupled lens 26 be parallel to described groove plane 2210 and with described inclined-plane 2211 in angle of 45 degrees.
On described lower surface 23, offer second groove 231, described the second groove 231 bottoms are provided with a plurality of the second coupled lens 28 corresponding to described the first coupled lens 26.In the light path of the light signal that described in each, the second coupled lens 28 is arranged at corresponding optical fiber after 2211 turnovers of described inclined-plane.In present embodiment, described in each the optical axis of the second coupled lens 28 be 45 degree with the angle on described inclined-plane 2211 and with the optical axis intersection of corresponding first coupled lens 26 on described inclined-plane 2211.Described the second coupled lens 28 is convex lens and the one-body molded setting in bottom with described the second groove 231, and described in each, the second coupled lens 28 correspondences align mutually with photoelectric subassembly described in one 104.Two the 4th location divisions are also set on described photoelectric coupling part 20.In present embodiment, described the 4th location division is along vertically extending the second reference column 230 of described lower surface 23, and described the second reference column 230 is one-body molded with described photoelectric coupling part 20.The shape of described the second reference column 230 is all corresponding with shape and the position of position and described the second pilot hole 1520.Described the second reference column 230 matches so that described photoelectric coupling part 20 is positioned on the second surface 152 of described carriage 15 with described the second pilot hole 1520 by the mode of interference fit.
Understandable system, in practical application, can be also that the 3rd location division is the second reference column, and the 4th location division corresponds to the second pilot hole; Described the 3rd location division is identical with the quantity of described the 4th location division, and to be not limited to be two, and the quantity of described the 3rd location division and described the 4th location division also can one or more.
When use, the light signal that described photoelectric subassembly 104 is launched, exposes to described inclined-plane 2211 through described the second coupled lens 28.Described inclined-plane 2211 for will be radiated at the light signal reflection on described inclined-plane 2211 so that will spend described the first coupled lens 26 to correspondence through the smooth signal deviation 90 of described the second coupled lens 28, and enter a corresponding optical fiber (not shown) through described first coupled lens 26 of correspondence.
Described the first reference column 1510 matches with described the first pilot hole 103 so that described carriage 15 is positioned on the loading end 101 of circuit board 10, and described the second reference column 230 matches with described the second pilot hole 1520 so that described photoelectric coupling part 20 is positioned on described carriage 15, therefore, positioning precision is high.And because described photoelectric coupling part 20 is to be fixed on described circuit board 10 by described carriage 15, described photoelectric coupling part 20 by described carriage 15 and described circuit board 10 separately, therefore, can avoid described photoelectric subassembly 104 second coupled lens 28 of damaging.
In addition, those skilled in the art also can do other and change in spirit of the present invention, and certainly, the variation that these do according to spirit of the present invention, within all should being included in the present invention's scope required for protection.
Claims (10)
1. a photoelectric conversion module, described photoelectric conversion module comprises a circuit board and a photoelectric coupling part, its improvement is: a described photoelectric conversion module also step comprises a carriage, described carriage be arranged on described circuit board and described photoelectric coupling part between, on described circuit board, be provided with at least one the first location division, described carriage comprises that a first surface and relative with described circuit board deviates from the second surface of described first surface, at least one the second location division is set on the second surface of described carriage, described carriage is fixed on described circuit board by described at least one the second location division and described at least one the first location division, the second surface of described carriage is provided with at least one the 3rd location division, at least one the 4th location division is also set on the lower surface of described photoelectric coupling part, described photoelectric coupling part is fixed on the second surface of described carriage by described at least one the 4th location division and described at least one the 3rd location division.
2. opto-electronic conversion module as claimed in claim 1, it is characterized in that: described circuit board comprises the bottom surface that a loading end and deviates from mutually with described loading end, described the first location division is one to run through the first pilot hole of described loading end and described bottom surface simultaneously, described the second location division is along vertically extending the first reference column of described first surface, and described the first reference column matches so that described carriage is positioned on the loading end of described circuit board with described the first pilot hole by the mode of interference fit.
3. opto-electronic conversion module as claimed in claim 1, is characterized in that: described the first location division is the first reference column, and described the second location division corresponds to the first pilot hole.
4. opto-electronic conversion module as claimed in claim 1, is characterized in that: described carriage offers an opening that runs through that simultaneously runs through described first surface and second surface.
5. opto-electronic conversion module as claimed in claim 1, it is characterized in that: described the 3rd location division is one to run through the second pilot hole of described first surface and described second surface simultaneously, described the 4th location division is along vertically extending the second reference column of described lower surface, matches so that described photoelectric coupling part is positioned on the second surface of described carriage with described the second pilot hole by the mode of interference fit in the shape of the shape of described the second reference column and position and described the second pilot hole and position all corresponding described the second reference column.
6. opto-electronic conversion module as claimed in claim 1, it is characterized in that: described male part further comprises one the 3rd end face and a upper surface deviating from mutually with described lower surface, described upper surface be parallel to each other with described lower surface and all with described vertical being connected of the first end face, on described the first end face, be extended with a pair of positioning convex column, offer an alignment slot simultaneously, described alignment slot comprises a bottom land, is provided with a plurality of the first coupled lens on described bottom land.
7. opto-electronic conversion module as claimed in claim 6, is characterized in that: described the first coupled lens is convex lens, and is shaped on described bottom land.
8. opto-electronic conversion module as claimed in claim 6, it is characterized in that: on described upper surface, offer first groove, described the first groove comprises the groove plane and the inclined-plane arranging in angle of 45 degrees with described groove plane that are parallel to described upper surface, the optical axis of described the first coupled lens be parallel to described groove plane and with described inclined-plane in angle of 45 degrees.
9. opto-electronic conversion module as claimed in claim 8, it is characterized in that: on described circuit board, be also provided with a plurality of photoelectric subassemblys, on described lower surface, offer second groove, the bottom of described the second groove is provided with a plurality of the second coupled lens corresponding to described the first coupled lens, and described in each, the second coupled lens is corresponding aligns mutually with photoelectric subassembly described in.
10. opto-electronic conversion module as claimed in claim 9, is characterized in that: described in each, the optical axis of the second coupled lens and the angle on described inclined-plane are 45 degree, and with the optical axis intersection of corresponding first coupled lens on described inclined-plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210404950.1A CN103777286B (en) | 2012-10-23 | 2012-10-23 | Opto-electronic conversion module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210404950.1A CN103777286B (en) | 2012-10-23 | 2012-10-23 | Opto-electronic conversion module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103777286A true CN103777286A (en) | 2014-05-07 |
| CN103777286B CN103777286B (en) | 2017-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210404950.1A Expired - Fee Related CN103777286B (en) | 2012-10-23 | 2012-10-23 | Opto-electronic conversion module |
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| Country | Link |
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| CN (1) | CN103777286B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105589138A (en) * | 2014-10-28 | 2016-05-18 | 富士康(昆山)电脑接插件有限公司 | Photovoltaic conversion device |
| CN105629401A (en) * | 2014-10-28 | 2016-06-01 | 富士康(昆山)电脑接插件有限公司 | Photoelectric conversion device |
| CN105807344A (en) * | 2014-12-30 | 2016-07-27 | 鸿富锦精密工业（深圳）有限公司 | Optical fiber connector and optical coupling lens |
| US9588312B2 (en) | 2014-10-16 | 2017-03-07 | Foxconn Interconnect Technology Limited | Optical module assembly with improved printed circuit board |
| CN110389414A (en) * | 2019-07-19 | 2019-10-29 | 杭州耀芯科技有限公司 | A kind of single fiber bi-directional multimode wavelength-division multiplex photoelectric conversion device and preparation method |
| WO2019230638A1 (en) * | 2018-06-01 | 2019-12-05 | 株式会社エンプラス | Mold for support member of optical receptacle body, support member and manufacturing method for same, and optical receptacle and optical module |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1139984A (en) * | 1993-05-24 | 1997-01-08 | 韦塞尔公司 | Interconnection optical a fibre parallel |
| CN1170475A (en) * | 1994-10-19 | 1998-01-14 | 艾利森电话股份有限公司 | Optocomponent capsule having an optical interface |
| WO2002088810A1 (en) * | 2001-05-01 | 2002-11-07 | Corona Optical Systems, Inc. | Alignment apertures in an optically transparent substrate |
| US6643420B2 (en) * | 2001-12-28 | 2003-11-04 | Digital Optics Corp. | Optical subassembly |
| CN101075007A (en) * | 2006-05-17 | 2007-11-21 | 富士施乐株式会社 | Optical transmission module and method of manufacturing the same |
-
2012
- 2012-10-23 CN CN201210404950.1A patent/CN103777286B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1139984A (en) * | 1993-05-24 | 1997-01-08 | 韦塞尔公司 | Interconnection optical a fibre parallel |
| CN1170475A (en) * | 1994-10-19 | 1998-01-14 | 艾利森电话股份有限公司 | Optocomponent capsule having an optical interface |
| WO2002088810A1 (en) * | 2001-05-01 | 2002-11-07 | Corona Optical Systems, Inc. | Alignment apertures in an optically transparent substrate |
| US6643420B2 (en) * | 2001-12-28 | 2003-11-04 | Digital Optics Corp. | Optical subassembly |
| CN101075007A (en) * | 2006-05-17 | 2007-11-21 | 富士施乐株式会社 | Optical transmission module and method of manufacturing the same |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9588312B2 (en) | 2014-10-16 | 2017-03-07 | Foxconn Interconnect Technology Limited | Optical module assembly with improved printed circuit board |
| CN105589138A (en) * | 2014-10-28 | 2016-05-18 | 富士康(昆山)电脑接插件有限公司 | Photovoltaic conversion device |
| CN105629401A (en) * | 2014-10-28 | 2016-06-01 | 富士康(昆山)电脑接插件有限公司 | Photoelectric conversion device |
| CN105807344A (en) * | 2014-12-30 | 2016-07-27 | 鸿富锦精密工业（深圳）有限公司 | Optical fiber connector and optical coupling lens |
| WO2019230638A1 (en) * | 2018-06-01 | 2019-12-05 | 株式会社エンプラス | Mold for support member of optical receptacle body, support member and manufacturing method for same, and optical receptacle and optical module |
| CN110389414A (en) * | 2019-07-19 | 2019-10-29 | 杭州耀芯科技有限公司 | A kind of single fiber bi-directional multimode wavelength-division multiplex photoelectric conversion device and preparation method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103777286B (en) | 2017-08-04 |
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Effective date of registration: 20170707 Address after: Guangdong province Shenzhen city Longhua District Dragon Road No. 83 wing group building 11 floor Applicant after: SCIENBIZIP CONSULTING (SHEN ZHEN) CO., LTD. Address before: 518109 Guangdong city of Shenzhen province Baoan District Longhua Town Industrial Zone tabulaeformis tenth East Ring Road No. 2 two Applicant before: Hongfujin Precise Industry (Shenzhen) Co., Ltd. Applicant before: Hon Hai Precision Industry Co., Ltd. |
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Granted publication date: 20170804 Termination date: 20171023 |