CN103852836B - Photoelectric conversion device - Google Patents
Photoelectric conversion device Download PDFInfo
- Publication number
- CN103852836B CN103852836B CN201210497383.9A CN201210497383A CN103852836B CN 103852836 B CN103852836 B CN 103852836B CN 201210497383 A CN201210497383 A CN 201210497383A CN 103852836 B CN103852836 B CN 103852836B
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- China
- Prior art keywords
- light
- convergent lens
- photoelectric conversion
- conversion device
- lens
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/43—Arrangements comprising a plurality of opto-electronic elements and associated optical interconnections
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4219—Mechanical fixtures for holding or positioning the elements relative to each other in the couplings; Alignment methods for the elements, e.g. measuring or observing methods especially used therefor
- G02B6/4236—Fixing or mounting methods of the aligned elements
- G02B6/4239—Adhesive bonding; Encapsulation with polymer material
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
- Led Device Packages (AREA)
Abstract
The present invention relates to a kind of photoelectric conversion device, and it includes circuit board, light emitting module, receives optical module and optical coupling lens.Include two spaced locating dowels on circuit board.Light emitting module and receipts optical module are fixedly arranged on circuit board spaced reciprocally.Optical coupling lens include the light entrance face relative with light emitting module and receipts optical module, the reflecting surface being connected, the first convergent lens and the second convergent lens and two contraposition posts being formed at spaced reciprocally on light entrance face are tilted with light entrance face.First convergent lens and the second convergent lens are corresponding with reflecting surface.Open up fluted on reflecting surface, two contraposition posts are fixedly arranged on the bottom of groove spaced reciprocally.The center of two contraposition posts is respectively aligned to the center of two locating dowels so that light emitting module is aligned with the first convergent lens, and receipts optical module is aligned with second convergent lens.
Description
Technical field
The present invention relates to a kind of photoelectric conversion device.
Background technology
Photoelectric conversion device generally includes circuit board, light emitting module, receives optical module and optical coupling lens.The light emitting module
Set on the board with the receipts optical module.The optical coupling lens include two convergent lenses, two convergent lens difference
With the light emitting module and the receipts optical mode block alignment, the receipts optical module is transmitted to the light launched the light emitting module and from the external world
Light enters line convergence.Wherein, the alignment precision of two convergent lenses and the light emitting module and the receipts optical module decides photoelectricity
The efficiency of transmission of the optical signal of conversion equipment.Therefore, design one kind make between convergent lens and light emitting module and convergent lens with
The problem of between receipts optical module there is the photoelectric conversion device of high alignment precision to turn into technical staff's urgent need to resolve.
The content of the invention
In view of this, it is necessary to provide a kind of photoelectric conversion device, it can make between convergent lens and light emitting module and meeting
There is high alignment precision between poly- lens and receipts optical module, so as to ensure the efficiency of transmission of optical signal.
A kind of photoelectric conversion device, it includes circuit board, light emitting module, receives optical module and optical coupling lens.The circuit
Include two spaced locating dowels on plate.The light emitting module and the receipts optical module are installed in the circuit board spaced reciprocally
On.The optical coupling lens include the light entrance face relative with the light emitting module and the receipts optical module, tilt phase with the light entrance face
Reflecting surface even, the first convergent lens for being formed spaced reciprocally on the light entrance face and the second convergent lens and two it is right
Position post.First convergent lens and second convergent lens are corresponding with the reflecting surface.Opened up on the reflecting surface it is fluted, this two
Contraposition post is installed in the bottom of the groove spaced reciprocally.The center of two contraposition posts and the center of two locating dowels are distinguished
It is aligned so that the light emitting module is aligned with first convergent lens, and the receipts optical module is aligned with second convergent lens.
Compared to prior art, the photoelectric conversion device sets two locating dowels on the board, saturating in the optical coupling
It is upper on mirror that two contraposition posts are set, and distinguished in assembling using the center of two contraposition posts and the center of two locating dowels
It is aligned so as to there is high alignment precision, and make the receipts optical module and second meeting between the light emitting module and first convergent lens
There is high alignment precision, so as to ensure the efficiency of transmission of optical signal between poly- lens.
Brief description of the drawings
Fig. 1 is the schematic perspective view for the photoelectric conversion device that embodiment of the present invention provides.
Fig. 2 is the schematic perspective view at another visual angle of the photoelectric conversion device in Fig. 1.
Fig. 3 is diagrammatic cross-section of the photoelectric conversion device along III-III lines in Fig. 1.
Main element symbol description
| Photoelectric conversion device | 100 |
| Circuit board | 10 |
| Bottom surface | 12 |
| Top surface | 14 |
| Locating dowel | 16 |
| Light emitting module | 20 |
| Receive optical module | 30 |
| Optical coupling lens | 40 |
| Body | 42 |
| Groove | 420 |
| Bottom | 421 |
| Light entrance face | 422 |
| Reflecting surface | 424 |
| Light-emitting face | 426 |
| First convergent lens | 43 |
| Second convergent lens | 44 |
| 3rd convergent lens | 45 |
| 4th convergent lens | 46 |
| Align post | 48 |
| Supporting part | 49 |
Following embodiment will combine above-mentioned accompanying drawing and further illustrate the present invention.
Embodiment
Embodiment of the present invention will be described in further detail below in conjunction with the accompanying drawings.
Referring to Fig. 1, the photoelectric conversion device 100 provided for embodiment of the present invention.The photoelectric conversion device 100 includes
One light emitting module 20, one of circuit board 10, one receives optical module 30 and an optical coupling lens 40.
The circuit board 10 includes a bottom surface 12 and a top surface 14.The bottom surface 12 and the top surface 14 are located at the circuit board 10
Opposite both sides, and the bottom surface 12 is parallel with the top surface 14.The vertical top surface 14 of two locating dowels 16 extends.Present embodiment
In, two locating dowels 16 are cylindrical structure, i.e., the section that each locating dowel 16 is intercepted along flat shape in the direction of the top surface 14
Shape is circle.
The light emitting module 20 and the receipts optical module 30 be installed in spaced reciprocally on the top surface 14 and with the electricity of the circuit board 10
Property connection.The light emitting module 20, the receipts optical module 30 and two locating dowels 16 arrange in alignment, and two locating dowels
16 are distributed between the light emitting module 20 and the receipts optical module 30.In present embodiment, the light emitting module 20 can be vertical resonance
Face laser diode, it is used to convert electrical signals to optical signal and sends out light.The receipts optical module 30 is used to believe light
Number be converted to electric signal and receive the light from outside.The light emitting module 20, the receipts optical module 30 and two locating dowels 16
Arrange and in alignment refer to that the light emitting module 20, the receipts optical module 30 and two locating dowels 16 are centrally located at same straight line
On.
Incorporated by reference to Fig. 2, the optical coupling lens 40 include transparent 42, first convergent lenses 43, one of body
Individual second convergent lens, 44, the 3rd convergent lens 45, the 4th convergent lenses, 46, two contraposition posts 48 and two branch
Support part 49.
The body 42 is for straight triangular prism structure and including 422, reflectings surface 424 of a light entrance face and a light
Exit facet 426.The light entrance face 422 is parallel with the top surface 14.The light-emitting face 426 is vertical with the light entrance face 422.The reflection
Face 424 obliquely connects the light entrance face 422 and the light-emitting face 426.In present embodiment, the reflecting surface 424 enters with the light
The angle penetrated between face 422 and the light-emitting face 426 is 45 degree.A groove 420 is offered on the reflecting surface 424, this is recessed
Groove 420 includes a bottom 421, and the bottom 421 and the light entrance face 422 and the top surface 14 are parallel.
First convergent lens 43 and second convergent lens 44 are formed on the light entrance face 422 spaced reciprocally.Should
3rd convergent lens 45 and the 4th convergent lens 46 are formed on the light-emitting face 426 spaced reciprocally.Two contraposition posts
48 are installed in the bottom 421 spaced reciprocally.In present embodiment, two contraposition posts 48 are cylindrical structure, i.e., each contraposition
Post 48 is circle in the cross sectional shape that the direction of the bottom 421 is intercepted along flat shape, and the chi in the section of each contraposition post 48
It is very little identical with the size in the section of each locating dowel 16, and the size is with respect to first convergent lens 43 and second convergent lens
44 size is much greater.Two supporting parts 49 extend vertically from the light entrance face 422 spaced reciprocally.Due to the body
Portion 42 is transparent, then first convergent lens 43, second meeting can be observed in the surface of the photoelectric conversion device 100
Poly- lens 44 and two contraposition posts 48.Now, first convergent lens 43 that observes, second convergent lens 44 and this two
Individual contraposition post 48 arrange it is in alignment, and two contraposition posts 48 be distributed in first convergent lens 43 and this second assemble it is saturating
Between mirror 44.Position relationship and the light emitting module 20 and this two between first convergent lens 43 and two contraposition posts 48
Position relationship between locating dowel 16 is identical.Position relationship between second convergent lens 44 and two contraposition posts 48 is with being somebody's turn to do
The position relationship received between optical module 30 and two locating dowels 16 is identical.Specifically, the center of first convergent lens 43 point
Two locating dowels 16 are arrived at the center for being clipped to the distance between center of two contraposition posts 48 and the light emitting module 20 respectively
The distance between center all same, the center of second convergent lens 44 arrive respectively between the center of two contraposition posts 48 away from
From the distance between the center that two locating dowels 16 are arrived at the center with the receipts optical module 30 respectively all same.
It is appreciated that two contraposition posts 48 be not limited in present embodiment for cylindrical structure, this two are fixed
Position post 16 is also not limited to the cylindrical structure in present embodiment.Two contraposition posts 48 along flat shape in the bottom 421
The shape in the section that direction is intercepted can be triangle, rectangle or ellipse, correspondingly, two locating dowels 16 along flat shape
Shape in the section that the direction of the top surface 14 is intercepted is identical with the shape of two contraposition posts 48, is also triangle, rectangular
Shape or ellipse.
When assembling the photoelectric conversion device 100, the optical coupling lens 40 are glued on the top surface 14 by viscose glue.Specifically
Ground, the optical coupling lens 40 are carried on the top surface 14 first, now, two supporting parts 49 contradict with the top surface 14；Connect
, staff moves the optical coupling lens 40 while observing two contraposition posts in the surface of the optical coupling lens 40
48 with the relative positions of two locating dowels 16 until observing center and two locating dowels 16 of two contraposition posts 48
Center is respectively aligned to just stop the mobile optical coupling lens 40, and now, two contraposition posts 48 of two locating dowels 16 and this are complete
Overlap, the light emitting module 20 is aligned with first convergent lens 43, and the receipts optical module 30 is aligned with second convergent lens 44.Most
Afterwards, dispensing is carried out so that the optical coupling lens 40 are glued on the top surface 14 in the surrounding of two supporting parts 49.
It is appreciated that the sectional dimension intercepted along flat shape in the direction of the bottom 421 of two contraposition posts 48 with should
The size in the section intercepted along flat shape in the direction of the top surface 14 of two locating dowels 16 can also be to differ, it is only necessary to meet
The center of two contraposition posts 48 and the center of two locating dowels 16 are respectively aligned to, and the size is with respect to first convergent lens
43 and second convergent lens 44 size it is much greater in order to staff observe.
Referring to Fig. 3, during work, the circuit board 10 is powered to the light emitting module 20, and the light emitting module 20 turns electric signal
Change optical signal into and send out light.The light that the light emitting module 20 is sent first enters the body through first convergent lens 43
Portion 42 simultaneously reflexes to the 3rd convergent lens 45 in the form of directional light by the reflecting surface 424, then by the 3rd convergent lens 45
Converge to external fiber (not shown).Correspondingly, extraneous light enters the body 42 and by this through the 4th convergent lens 46
Reflecting surface 424 reflexes to second convergent lens 44, then converges to the receipts optical module 30 by second convergent lens 44.The receipts light
Module 30 converts optical signals to electric signal and handled with transmitting to rear end.
The photoelectric conversion device 100 of present embodiment sets two locating dowels 16 on the circuit board 10, in optical coupling lens
Two contraposition posts 48 are set on 40, and the center and the center of two locating dowels 16 of two contraposition posts 48 are utilized in assembling
It is respectively aligned to so as to there is high alignment precision, and make the receipts optical module 30 between the light emitting module 20 and first convergent lens 43
There is high alignment precision between second convergent lens 44, so as to ensure the efficiency of transmission of optical signal.
It is understood that for the person of ordinary skill of the art, it can be conceived with the technique according to the invention and done
Go out other various corresponding changes and deformation, and all these changes and deformation should all belong to the protection model of the claims in the present invention
Enclose.
Claims (10)
1. a kind of photoelectric conversion device, it includes circuit board, light emitting module, receives optical module and optical coupling lens, the luminous mould
Block and the receipts optical module spaced reciprocally it is fixed on the board, the optical coupling lens include and the light emitting module and the receipts light
The relative light entrance face of module, the reflecting surface being connected with light entrance face inclination, formed spaced reciprocally on the light entrance face
The first convergent lens and the second convergent lens, first convergent lens and second convergent lens are corresponding with the reflecting surface, its
It is characterised by, two spaced locating dowels is included on the circuit board, fluted, groove reservation one is opened up on the reflecting surface
Individual bottom, the bottom is parallel with the light entrance face, and the optical coupling lens also include two contraposition posts, and two contraposition posts are mutual
Compartment of terrain is installed in the bottom of the groove, the center of the center of two contraposition posts and two locating dowels be respectively aligned to so that
The light emitting module is aligned with first convergent lens, and the receipts optical module is aligned with second convergent lens.
2. photoelectric conversion device as claimed in claim 1, it is characterised in that the optical coupling lens include a transparent body
Portion and two supporting parts, the body include the light entrance face, the reflecting surface and a light-emitting face, the light entrance face and the light
Exit facet is vertical, and the reflecting surface obliquely connects the light entrance face and the light-emitting face, two supporting parts spaced reciprocally from
Extended vertically on the light entrance face.
3. photoelectric conversion device as claimed in claim 2, it is characterised in that the circuit board includes parallel opposite bottom surface and top
Face, the light emitting module and the receipts optical module are installed on the top surface spaced reciprocally, and parallel light in the bottom of the groove is incident
Face and the top surface.
4. photoelectric conversion device as claimed in claim 3, it is characterised in that the photoelectric conversion device also includes the 3rd meeting
Poly- lens and the 4th convergent lens, the 3rd convergent lens and the 4th convergent lens are arranged on the light and gone out spaced reciprocally
Penetrate on face, the light that the light emitting module is sent is by entering the body and extremely should by the reflective surface after first convergent lens
3rd convergent lens, extraneous light enter the body and by the reflective surface to second convergence through the 4th convergent lens
The receipts optical module is emitted to after lens.
5. photoelectric conversion device as claimed in claim 4, it is characterised in that the optical coupling lens are installed in by glued mode
On the top surface.
6. photoelectric conversion device as claimed in claim 2, it is characterised in that the light emitting module, the receipts optical module and this two
Locating dowel arrangement is in alignment, and two locating dowels are located between the light emitting module and the receipts optical module.
7. photoelectric conversion device as claimed in claim 2, it is characterised in that direction of each locating dowel edge parallel to the circuit board
The shape in the section intercepted is identical with the shape in the section that direction of each contraposition post along the parallel bottom is intercepted.
8. photoelectric conversion device as claimed in claim 7, it is characterised in that the size in the section of each locating dowel and each contraposition
The size in the section of post is identical.
9. photoelectric conversion device as claimed in claim 7, it is characterised in that locating dowel is cylinder, and the contraposition post is cylinder
Body.
10. photoelectric conversion device as claimed in claim 1, it is characterised in that the light emitting module and the receipts optical module and the electricity
Road plate is electrically connected with.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711471273.4A CN107894633A (en) | 2012-11-29 | 2012-11-29 | A kind of assemble method of photoelectric conversion device |
| CN201711471271.5A CN108181687A (en) | 2012-11-29 | 2012-11-29 | A kind of opto-electronic conversion method of photoelectric conversion device |
| CN201210497383.9A CN103852836B (en) | 2012-11-29 | 2012-11-29 | Photoelectric conversion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210497383.9A CN103852836B (en) | 2012-11-29 | 2012-11-29 | Photoelectric conversion device |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711471273.4A Division CN107894633A (en) | 2012-11-29 | 2012-11-29 | A kind of assemble method of photoelectric conversion device |
| CN201711471271.5A Division CN108181687A (en) | 2012-11-29 | 2012-11-29 | A kind of opto-electronic conversion method of photoelectric conversion device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103852836A CN103852836A (en) | 2014-06-11 |
| CN103852836B true CN103852836B (en) | 2018-01-19 |
Family
ID=50860712
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210497383.9A Active CN103852836B (en) | 2012-11-29 | 2012-11-29 | Photoelectric conversion device |
| CN201711471273.4A Pending CN107894633A (en) | 2012-11-29 | 2012-11-29 | A kind of assemble method of photoelectric conversion device |
| CN201711471271.5A Pending CN108181687A (en) | 2012-11-29 | 2012-11-29 | A kind of opto-electronic conversion method of photoelectric conversion device |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711471273.4A Pending CN107894633A (en) | 2012-11-29 | 2012-11-29 | A kind of assemble method of photoelectric conversion device |
| CN201711471271.5A Pending CN108181687A (en) | 2012-11-29 | 2012-11-29 | A kind of opto-electronic conversion method of photoelectric conversion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN103852836B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105675502B (en) * | 2016-03-30 | 2018-10-02 | 广东美的厨房电器制造有限公司 | Sensor and household electrical appliance for detecting attachment magnitude |
| CN105806809B (en) * | 2016-03-30 | 2019-06-04 | 广东美的厨房电器制造有限公司 | For detecting the sensor and household electrical appliance of attachment magnitude |
| CN111487729A (en) * | 2020-04-10 | 2020-08-04 | 武汉昱升光器件有限公司 | Optical device coupling UV glue dispensing method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201213911A (en) * | 2010-04-26 | 2012-04-01 | Nippon Electric Glass Co | Optical element and optical device having such optical element |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09281302A (en) * | 1996-04-17 | 1997-10-31 | Nippon Sheet Glass Co Ltd | Flat plate microlens array with reflection surface and its production |
| US6137929A (en) * | 1999-02-11 | 2000-10-24 | Agilent Technologies, Inc. | System and method for interfacing optical fibers with optical communications devices via an optical fiber faceplate |
| KR100416688B1 (en) * | 2001-11-08 | 2004-01-31 | 주식회사 한택 | Optical fiber block integrated with photo device |
| JP4348604B2 (en) * | 2003-07-10 | 2009-10-21 | オムロン株式会社 | Optical path conversion type optical coupling element |
| JP4705432B2 (en) * | 2005-03-28 | 2011-06-22 | 富士通コンポーネント株式会社 | connector |
| US20070237459A1 (en) * | 2005-10-28 | 2007-10-11 | Jan Watte | Connector device for coupling optical fibres, and method of production thereof |
| KR100793296B1 (en) * | 2005-12-08 | 2008-01-10 | 한국전자통신연구원 | Spherical lens-type reflective mirror and method for manufacturing the same and optical interconnection module having the spherical lens-type reflective mirror |
| US20070258720A1 (en) * | 2006-05-05 | 2007-11-08 | Virgin Islands Microsystems, Inc. | Inter-chip optical communication |
| CN102667565B (en) * | 2009-12-22 | 2015-05-13 | 恩普乐股份有限公司 | Lens array and optical module provided therewith |
| CN102221733B (en) * | 2010-04-13 | 2014-02-19 | 富士康(昆山)电脑接插件有限公司 | Optical transmission module and optical transmission device |
| US8260097B2 (en) * | 2010-06-16 | 2012-09-04 | Avago Technologies Fiber Ip (Singapore) Pte. Ltd | Opto-electronic alignment system and method |
| CN103837950A (en) * | 2012-11-26 | 2014-06-04 | 鸿富锦精密工业（深圳）有限公司 | Photoelectric conversion device |
-
2012
- 2012-11-29 CN CN201210497383.9A patent/CN103852836B/en active Active
- 2012-11-29 CN CN201711471273.4A patent/CN107894633A/en active Pending
- 2012-11-29 CN CN201711471271.5A patent/CN108181687A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201213911A (en) * | 2010-04-26 | 2012-04-01 | Nippon Electric Glass Co | Optical element and optical device having such optical element |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108181687A (en) | 2018-06-19 |
| CN103852836A (en) | 2014-06-11 |
| CN107894633A (en) | 2018-04-10 |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170921 Address after: Guangdong province Shenzhen city Longhua District Dalang street community of Longsheng gold dragon road e-commerce incubator exhibition Tao Commercial Plaza E block 706 Applicant after: Shenzhen step Technology Transfer Center 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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| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Sun Yu Inventor after: Xu Feng Inventor after: Xiang Honglei Inventor before: Hong Yi |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20171213 Address after: 224000 3AF (CND), building No. 2, intelligent Valley Science and technology building, Xindu City, new metropolitan area, new city, Jiangsu Province Applicant after: Jiangsu North Network Engineering Co., Ltd. Address before: 518000 Guangdong Province, Shenzhen New District of Longhua City, Dalang street, Longsheng Gold Dragon Road community e-commerce incubator exhibition Tao Commercial Plaza E block 706 Applicant before: Shenzhen step Technology Transfer Center Co., Ltd. |
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