CN107894633A - A kind of assemble method of photoelectric conversion device - Google Patents
A kind of assemble method of photoelectric conversion device Download PDFInfo
- Publication number
- CN107894633A CN107894633A CN201711471273.4A CN201711471273A CN107894633A CN 107894633 A CN107894633 A CN 107894633A CN 201711471273 A CN201711471273 A CN 201711471273A CN 107894633 A CN107894633 A CN 107894633A
- Authority
- CN
- China
- Prior art keywords
- convergent lens
- light
- lens
- light emitting
- module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
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
Abstract
The present invention relates to a kind of assemble method of photoelectric conversion device, photoelectric conversion device 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
The application is Application No.：201210497383.9 the applying date：On November 29th, 2012, entitled " photoelectricity
The divisional application of the patent of invention of conversion equipment ".
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
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 side of the bottom 42
Can be triangle, rectangle or ellipse to the shape in the section intercepted, correspondingly, two locating dowels 16 along flat shape in
The 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, rectangle
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 assemble method of photoelectric conversion device, it is characterised in that the photoelectric conversion device includes circuit board, luminous mould
Block, receive optical module and optical coupling lens, the light emitting module and the receipts optical module spaced reciprocally it is fixed on the board, should
Optical coupling lens are connected anti-including the light entrance face relative with the light emitting module and the receipts optical module, with light entrance face inclination
The first convergent lens and the second convergent lens for penetrate face, forming on the light entrance face spaced reciprocally, first convergent lens
And second convergent lens is corresponding with the reflecting surface, include two spaced locating dowels on the circuit board, on the reflecting surface
Open up fluted, the optical coupling lens also include two contraposition posts, and two contraposition posts are installed in the groove spaced reciprocally
The center of bottom, the center of two contraposition posts and two locating dowels is respectively aligned to so that the light emitting module and first convergence
Lens alignment, and the receipts optical module is aligned with second convergent lens, the circuit board includes parallel opposite bottom surface and top surface,
The light emitting module and the receipts optical module are installed on the top surface spaced reciprocally, parallel light entrance face in the bottom of the groove and
The top surface；
The assemble method of the photoelectric conversion device includes：When assembling the photoelectric conversion device, the optical coupling lens are carried on
On the top surface, now, two supporting parts contradict with the top surface；Connect and move the optical coupling lens while saturating in the optical coupling
The relative position of two contraposition posts and two locating dowels is observed until observing in two contraposition posts in the surface of mirror
The center of the heart and two locating dowels is respectively aligned to just stop the mobile optical coupling lens, now, two locating dowels and this two
Individual contraposition post is completely superposed, and the light emitting module is aligned with first convergent lens, the receipts optical module and second convergent lens pair
It is accurate；Dispensing is carried out so that the optical coupling lens are glued on the top surface in the surrounding of two supporting parts.
2. assemble method as claimed in claim 1, it is characterised in that the optical coupling lens include a transparent body and
Two supporting parts, the body include the light entrance face, the reflecting surface and a light-emitting face, and the light entrance face is emitted with the light
Face is vertical, and the reflecting surface obliquely connects the light entrance face and the light-emitting face, and two supporting parts are spaced reciprocally from the light
Extended vertically on the plane of incidence.
3. assemble method as claimed in claim 1, it is characterised in that the photoelectric conversion device also includes one the 3rd and assembled thoroughly
Mirror and the 4th convergent lens, the 3rd convergent lens and the 4th convergent lens are arranged on the light-emitting face spaced reciprocally
On, the light that the light emitting module is sent is by entering the body and by the reflective surface to the 3rd after first convergent lens
Convergent lens, extraneous light enter the body and by the reflective surface to second convergent lens through the 4th convergent lens
After be emitted to the receipts optical module.
4. assemble method as claimed in claim 1, it is characterised in that the optical coupling lens are installed in the top by glued mode
On face.
5. assemble method as claimed in claim 1, it is characterised in that the light emitting module, the receipts optical module and this two positioning
Post arrangement is in alignment, and two locating dowels are located between the light emitting module and the receipts optical module.
6. assemble method as claimed in claim 1, it is characterised in that each locating dowel is cut along the direction parallel to the circuit board
The shape in the section obtained is identical with the shape in the section that direction of each contraposition post along the parallel bottom is intercepted.
7. assemble method as claimed in claim 6, it is characterised in that the size in the section of each locating dowel and each contraposition post
The size in the section is identical.
8. assemble method as claimed in claim 6, it is characterised in that locating dowel is cylinder, and the contraposition post is cylinder.
9. assemble method as claimed in claim 6, it is characterised in that two contraposition posts along flat shape in the direction of the bottom
The shape in the section intercepted can be triangle, rectangle or ellipse, two locating dowels along flat shape in the side of the top surface
Shape to the section intercepted is identical with the shape of two contraposition posts, is also triangle, rectangle or ellipse.
10. assemble method as claimed in claim 1, it is characterised in that the light emitting module and the receipts optical module and the circuit board
It is electrically connected with.
Priority Applications (1)
| 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 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210497383.9A CN103852836B (en) | 2012-11-29 | 2012-11-29 | Photoelectric conversion device |
| CN201711471273.4A CN107894633A (en) | 2012-11-29 | 2012-11-29 | A kind of assemble method of photoelectric conversion device |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210497383.9A Division CN103852836B (en) | 2012-11-29 | 2012-11-29 | Photoelectric conversion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107894633A true CN107894633A (en) | 2018-04-10 |
Family
ID=50860712
Family Applications (3)
| 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 |
| CN201210497383.9A Active CN103852836B (en) | 2012-11-29 | 2012-11-29 | 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 |
|---|---|---|---|
| CN201210497383.9A Active CN103852836B (en) | 2012-11-29 | 2012-11-29 | 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) | CN107894633A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
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- 2012-11-29 CN CN201711471273.4A patent/CN107894633A/en active Pending
- 2012-11-29 CN CN201210497383.9A patent/CN103852836B/en active Active
- 2012-11-29 CN CN201711471271.5A patent/CN108181687A/en active Pending
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| JPH09281302A (en) * | 1996-04-17 | 1997-10-31 | Nippon Sheet Glass Co Ltd | Flat plate microlens array with reflection surface and its production |
| EP1028338A2 (en) * | 1999-02-11 | 2000-08-16 | Agilent Technologies Inc | System and method for interfacing optical fibers with optical communication devices via an optical fiber faceplate |
| CN1582405A (en) * | 2001-11-08 | 2005-02-16 | 株式会社韩泽 | Optical fiber array block embedding optical device therein |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN103852836B (en) | 2018-01-19 |
| CN108181687A (en) | 2018-06-19 |
| CN103852836A (en) | 2014-06-11 |
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Application publication date: 20180410 |