CN205790931U - A kind of photoelectric device - Google Patents
A kind of photoelectric device Download PDFInfo
- Publication number
- CN205790931U CN205790931U CN201620474373.7U CN201620474373U CN205790931U CN 205790931 U CN205790931 U CN 205790931U CN 201620474373 U CN201620474373 U CN 201620474373U CN 205790931 U CN205790931 U CN 205790931U
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- optical assembly
- photoelectric device
- circuit board
- flexible pcb
- utility
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Abstract
This utility model provides a kind of photoelectric device, including circuit board, including rigid circuit board and the flexible PCB that is connected with rigid circuit board one；The optical assembly of butterfly encapsulation, each pin of optical assembly is connected on flexible PCB；Adapter, is connected on circuit board, for exporting each leg signal of optical assembly.Described flexible PCB has a U-shaped receiving space, and optical assembly is placed in U-shaped receiving space, and each pin of optical assembly is welded in the dual-side in described U-shaped receiving space；Described adapter is connected on rigid circuit board or on flexible PCB；Described photoelectric device also includes the functional circuit being arranged on rigid circuit board and being connected with optical assembly；Described optical assembly is laser diode or laser instrument.This utility model by optical assembly (such as laser diode) is welded on flexible PCB, flexible PCB bending property good, can avoid optical assembly because of often plug the pin caused aging with fracture, facilitate installation and the replacing of optical assembly.
Description
Technical field
This utility model relates to optical technical field, is specially a kind of photoelectric device.
Background technology
Laser diode, as a kind of precise light electrical part, generally has fixing encapsulation, to provide high interchangeability.Butterfly encapsulation is
The common encapsulation of miniwatt laser diode, has 14 pins, and its structure chart is as shown in Figure 1.Laser due to butterfly encapsulation
Diode lower surface needs to be in close contact with radiator structure, and heat during for distributing laser diode work is the most specifically installed
Implementation process in can meet difficulty.Under normal circumstances, the laser diode of this butterfly encapsulation has grafting and welding 2 kinds to install hands
Section.Grafting, is by various connectors, laser diode is installed pin and is connected with pcb board.Advantage is to facilitate installing/dismounting,
Shortcoming is that reliability is general, and the pin of laser diode is softer, pliable.Often plug easily causes that pin is aging even to fracture.
Welding is directly to be welded on pcb board by laser diode, and advantage is highly reliable, and shortcoming is dismounting inconvenience, to subsequent installation also
Certain impact can be produced.
Utility model content
The shortcoming of prior art in view of the above, the purpose of this utility model is to provide a kind of photoelectric device, is used for solving now
Laser diode in technology is had to be connected the easily bending or the problem of dismounting inconvenience produced with PCB.
For achieving the above object and other relevant purposes, this utility model provides a kind of photoelectric device, and described photoelectric device includes:
Circuit board, including rigid circuit board and with the described rigid circuit board flexible PCB that is connected of one；The optical assembly of butterfly encapsulation,
Each pin of described optical assembly is connected on described flexible PCB；Adapter, is connected on described circuit board, is used for exporting institute
State each leg signal of optical assembly.
In an embodiment of the present utility model, described flexible PCB has a U-shaped receiving space, and described optical assembly is placed in institute
Stating in U-shaped receiving space, each pin of described optical assembly is connected to the dual-side in described U-shaped receiving space.
In an embodiment of the present utility model, each pin of described optical assembly is welded on described flexible PCB.
In an embodiment of the present utility model, described adapter is connected on described rigid circuit board.
In an embodiment of the present utility model, described adapter is connected on described flexible PCB.
In an embodiment of the present utility model, described photoelectric device also include being arranged on described rigid circuit board and with described light
The functional circuit that assembly connects.
In an embodiment of the present utility model, described functional circuit is drive circuit, and sample circuit, in power-sensing circuit
One or more combination.
In an embodiment of the present utility model, described photoelectric device also includes being connected to described optical assembly with described optical assembly
Carry out the radiator dispelled the heat.
In an embodiment of the present utility model, described optical assembly is butterfly encapsulation.
In an embodiment of the present utility model, described optical assembly is laser diode or laser instrument.
As it has been described above, a kind of photoelectric device of the present utility model, have the advantages that
1, this utility model is by being welded on optical assembly (such as laser diode) on flexible PCB, and flexible PCB bends
Property good, optical assembly can be avoided aging and fracture because often plugging the pin caused, facilitate installation and the replacing of optical assembly.
2, in this utility model, flexible PCB has a U-shaped receiving space, can facilitate optical assembly outside with radiator etc.
Equipment is fixed.
3, this utility model simple in construction, controls flexibility and reliability, economical and practical, has wide applicability.
Accompanying drawing explanation
Fig. 1 is shown as the structural representation of the laser diode of butterfly encapsulation.
Fig. 2 is shown as the structural representation of a kind of photoelectric device of the present utility model.
Element numbers explanation
1 photoelectric device
11 rigid circuit boards
12 flexible PCBs
13 optical assemblies
14 adapters
Detailed description of the invention
Below by way of specific instantiation, embodiment of the present utility model being described, those skilled in the art can be by this specification institute
The content disclosed understands other advantages of the present utility model and effect easily.This utility model can also be by the most different tools
Body embodiment is carried out or applies, and the every details in this specification can also be based on different viewpoints and application, at the not back of the body
Various modification or change is carried out under spirit of the present utility model.
The purpose of the present embodiment is to provide a kind of photoelectric device, is used for solving laser diode in prior art and is connected product with PCB
Raw easily bending or the problem of dismounting inconvenience.The principle of a kind of photoelectric device of the present embodiment described in detail below and embodiment party
Formula, makes those skilled in the art need not creative work and is i.e. appreciated that a kind of photoelectric device of the present embodiment.
The present embodiment provides a kind of photoelectric device, specifically, as in figure 2 it is shown, described photoelectric device 1 includes: circuit board, bag
Include rigid circuit board 11 and the flexible PCB 12 being connected with described rigid circuit board 11 one；The optical assembly 13 of butterfly encapsulation,
Each pin of described optical assembly 13 is connected on described flexible PCB 12；Adapter 14, is connected on described circuit board, uses
In each leg signal exporting described optical assembly 13.
Hereinafter the photoelectric device 1 in the present embodiment is described in detail.
In the present embodiment, described circuit board includes rigid circuit board 11 and the flexibility being connected with described rigid circuit board 11 one
Circuit board 12.Described rigid circuit board 11 and described flexible PCB 12 can when making circuit board integral production so that circuit
Plate one end is rigid circuit board 11, and one end is flexible PCB 12.Flexible PCB 12 is the electricity that a kind of special material makes
Road plate, its thickness is thin, lightweight, and bending property is good, can put electronic device and be attached simultaneously on flexible PCB 12.
In the present embodiment, described optical assembly 13 is butterfly encapsulation, and described optical assembly 13 includes but not limited to laser diode
Or laser instrument.Wherein, each pin of the optical assembly 13 of butterfly encapsulation is connected on described flexible PCB 12.Flexible PCB
12 bending property good, can avoid optical assembly 13 because of often plug the pin caused aging with fracture, facilitate the installation of optical assembly 13
And replacing.
Specifically, in the present embodiment, described flexible PCB 12 has a U-shaped receiving space, the most described flexible PCB
12 is a U-shaped flexible PCB, and described optical assembly 13 is placed in described U-shaped receiving space, respectively drawing of described optical assembly 13
Foot is connected to the dual-side in described U-shaped receiving space.Owing to the flexible PCB 12 in the present embodiment has a U-shaped receiving sky
Between, can facilitate and optical assembly 13 is fixed with external equipments such as radiators.
Further, in the present embodiment, each pin of described optical assembly 13 is welded on described flexible PCB 12, makes
Obtain optical assembly 13 more reliable with the connection of described flexible PCB 12.Such as, flexible PCB 12 uses welding means and laser
Diode is connected, and the flexible portion of flexible PCB 12 can conveniently finely tune fixed position.
In the present embodiment, described adapter 14 is connected on described circuit board, for exporting each pin of described optical assembly 13
Signal.Wherein, described adapter 14 is connected on described rigid circuit board 11 or is connected on described flexible PCB 12.
In the present embodiment, described adapter 14 is connected on rigid circuit board 11, convenient plug and replacing.Use special can
The adapter 14 of plug, can avoid the infringement that laser diode causes because of Rewelding or plug.
Additionally, in the present embodiment, described photoelectric device 1 also include being arranged on described rigid circuit board 11 and with described light group
The functional circuit that part 13 connects, described functional circuit is drive circuit, sample circuit, one or more in power-sensing circuit
Combination.
Such as, the peripheral circuit of laser diode, such as temperature sampling ADC, power detection ADC etc. may be mounted at rigid electric
On road plate 11.
In the present embodiment, described photoelectric device 1 also includes being connected to carry out described optical assembly 13 with described optical assembly 13
The radiator of heat radiation.Such as, described radiator is installed on laser diode by logical screw.
The present embodiment illustrates as a example by described optical assembly 13 is as laser diode the combination installation process of photoelectric device 1.
During installation, adapter 14 can be integrally connected on described rigid circuit board 11, then by laser two when making circuit board
The mode of the most effective welding is arranged on flexible PCB 12, and utilizes screw to fix with radiator laser diode, finally
Fixing rigid circuit board 11.The key benefit using flexible PCB 12 to connect butterfly encapsulation laser diode is reliable and clever
Live.Use special pluggable adapter 14, the infringement that laser diode causes because of Rewelding or plug can be avoided,
Using U-shaped flexible PCB 12, can facilitate tightens up a screw laser diode from top is fixed.
In sum, this utility model is by being welded on optical assembly (such as laser diode) on flexible PCB, flexible electrical
Plate bending property in road is good, can avoid optical assembly because of often plug the pin caused aging with fracture, facilitate the installation and more of optical assembly
Change；In this utility model, flexible PCB has a U-shaped receiving space, can facilitate external equipments such as optical assembly and radiators
Fixing；This utility model simple in construction, controls flexibility and reliability, economical and practical, has wide applicability.So, this practicality
Novel effectively overcome various shortcoming of the prior art and have high industrial utilization.
Above-described embodiment only illustrative principle of the present utility model and effect thereof, not for limiting this utility model.Any
Above-described embodiment all can be modified under spirit and the scope of the present utility model or change by those skilled in the art.
Therefore, such as art has usually intellectual without departing from the spirit disclosed in this utility model with under technological thought
All equivalences completed are modified or change, and must be contained by claim of the present utility model.
Claims (10)
1. a photoelectric device, it is characterised in that: described photoelectric device includes:
Circuit board, including rigid circuit board and with the described rigid circuit board flexible PCB that is connected of one；
Optical assembly, each pin of described optical assembly is connected on described flexible PCB；
Adapter, is connected on described circuit board, for exporting each leg signal of described optical assembly.
Photoelectric device the most according to claim 1, it is characterised in that: described flexible PCB has a U-shaped receiving space,
Described optical assembly is placed in described U-shaped receiving space, and each pin of described optical assembly is connected to described U-shaped receiving space
Dual-side.
Photoelectric device the most according to claim 1 and 2, it is characterised in that: each pin of described optical assembly is welded in described flexibility
On circuit board.
Photoelectric device the most according to claim 1, it is characterised in that: described adapter is connected on described rigid circuit board.
Photoelectric device the most according to claim 1, it is characterised in that: described adapter is connected on described flexible PCB.
Photoelectric device the most according to claim 1 and 2, it is characterised in that: described photoelectric device also includes being arranged at described rigidity
The functional circuit being connected on circuit board and with described optical assembly.
Photoelectric device the most according to claim 6, it is characterised in that: described functional circuit is drive circuit, sample circuit, merit
One or more combination in rate testing circuit.
Photoelectric device the most according to claim 1, it is characterised in that: described photoelectric device also includes being connected use with described optical assembly
In the radiator that described optical assembly is dispelled the heat.
Photoelectric device the most according to claim 1, it is characterised in that: described optical assembly is butterfly encapsulation.
Photoelectric device the most according to claim 1, it is characterised in that: described optical assembly is laser diode or laser instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620474373.7U CN205790931U (en) | 2016-05-23 | 2016-05-23 | A kind of photoelectric device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620474373.7U CN205790931U (en) | 2016-05-23 | 2016-05-23 | A kind of photoelectric device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205790931U true CN205790931U (en) | 2016-12-07 |
Family
ID=58115425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620474373.7U Active CN205790931U (en) | 2016-05-23 | 2016-05-23 | A kind of photoelectric device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205790931U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105846309A (en) * | 2016-05-23 | 2016-08-10 | 国神光电科技（上海）有限公司 | Photoelectric device |
-
2016
- 2016-05-23 CN CN201620474373.7U patent/CN205790931U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105846309A (en) * | 2016-05-23 | 2016-08-10 | 国神光电科技（上海）有限公司 | Photoelectric device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |