CN206076719U - A kind of laser beam emitting device drive circuit - Google Patents
A kind of laser beam emitting device drive circuit Download PDFInfo
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- CN206076719U CN206076719U CN201621142034.5U CN201621142034U CN206076719U CN 206076719 U CN206076719 U CN 206076719U CN 201621142034 U CN201621142034 U CN 201621142034U CN 206076719 U CN206076719 U CN 206076719U
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- 230000003321 amplification Effects 0.000 claims abstract description 7
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 7
- 238000001816 cooling Methods 0.000 claims abstract description 6
- 230000001681 protective effect Effects 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 2
- 238000005057 refrigeration Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
This utility model is related to a kind of laser beam emitting device drive circuit, including power module, laser emitting module and control module；Power module includes switch power module, DC power supplier, DC/DC modules and LD supply voltage modules；Control module includes MCU control systems, laser delay circuit, signal processing module, control signal module, signal amplification module, constant flow module, overcurrent protection module and overvoltage protective module；Also include constant temperature system, constant temperature system includes cooling piece and cooling piece drive module；It is powered by power module, MCU control systems are controlled laser delay circuit and laser emitting module are carried out current control to form flicker effect to control, laser delay circuit signal is processed with signal processing module by control signal module, signal amplification module amplifies signal, rationally, module integrated level is higher for structure setting；Laser emitting module can be caused in stable temperature by constant temperature system, increase heat sink cost is reduced.
Description
Technical field
This utility model is related to laser technology field, more particularly, it relates to a kind of laser beam emitting device drive circuit.
Background technology
Generating laser has higher brightness, is generally applied to the occasions such as market advertisement, scenery；Use at present
Its discharger of generating laser its expelling plate circuit structure design it is unreasonable, cause overall volume larger, freight with
Production cost is higher.
Utility model content
The technical problems to be solved in the utility model is, for the drawbacks described above of prior art, there is provided a kind of structure is closed
The laser beam emitting device drive circuit of reason.
This utility model solves the technical scheme adopted by its technical problem：
Construct a kind of laser beam emitting device drive circuit, including power module, laser emitting module and control module；Its
In, the power module includes switch power module, DC power supplier, DC/DC modules and LD supply voltage modules；The control
Molding block includes MCU control systems, laser delay circuit, signal processing module, control signal module, signal amplification module, perseverance
Flow module, overcurrent protection module and overvoltage protective module；Also include constant temperature system, the constant temperature system includes cooling piece and refrigeration
Piece drive module；The constant temperature system is electrically connected and is controlled with the MCU control systems.
Laser beam emitting device drive circuit described in the utility model, wherein, it is also including processes temperature signal module, described
Processes temperature signal module includes temperature sensor and temperature setting module.
The beneficial effects of the utility model are：It is powered by power module, MCU control systems are controlled laser
Delay circuit carries out current control to form flicker effect to control to laser emitting module, at control signal module and signal
Reason module is processed to laser delay circuit signal, and signal amplification module amplifies signal, and structure setting is reasonable, module integrated level
It is higher；Constant current protection, overcurrent protection module offer overcurrent protection and overvoltage protective module are provided by constant flow module to provide
Pressure protection, operation stability are high；Laser emitting module can be caused in stable temperature by constant temperature system, increase drop is reduced
Warm installation cost and overall volume；Overall structure is simple, low cost.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below in conjunction with accompanying drawing and reality
The utility model is described in further detail to apply example, and drawings in the following description are only the section Example of the present invention, for this
For the those of ordinary skill of field, on the premise of not paying creative work, can be attached to obtain other according to these accompanying drawings
Figure：
Fig. 1 is the laser beam emitting device driving circuit principle block diagram of this utility model preferred embodiment.
Specific embodiment
In order that the purpose of this utility model embodiment, technical scheme and advantage are clearer, below in conjunction with this practicality
Technical scheme in new embodiment carries out clear, complete description, it is clear that described embodiment is portion of the present utility model
Divide embodiment, rather than whole embodiments.Based on embodiments of the invention, those of ordinary skill in the art are not paying creation
Property work on the premise of the every other embodiment that obtained, belong to protection domain of the present utility model.
The laser beam emitting device drive circuit of this utility model preferred embodiment is as shown in figure 1, including power module 1, swash
Light emission module 2 and control module 3；Power module 1 includes switch power module 10, DC power supplier 11, DC/DC modules 12
With LD supply voltages module 13；Control module 3 include MCU control systems 30, laser delay circuit 31, signal processing module 32,
Control signal module 33, signal amplification module 34, constant flow module 35, overcurrent protection module 36 and overvoltage protective module 37；Also wrap
Constant temperature system 4 is included, constant temperature system 4 includes cooling piece 40 and cooling piece drive module 41；Constant temperature system 4 and MCU control systems 30
Electrically connect and be controlled；It is powered by power module 1, MCU control systems 30 are controlled laser delay circuit 31 pairs
Laser emitting module 2 carries out current control to form flicker effect to control, by control signal module 33 and signal processing module
32 pairs of 31 signals of laser delay circuit are processed, and signal amplification module 34 amplifies signal, and structure setting is reasonable, module integrated level
It is higher；Constant current protection, overcurrent protection module 36 are provided by constant flow module 35 overcurrent protection and overvoltage protective module 37 are provided
Overvoltage protection is provided, operation stability is high；Laser emitting module 2 can be caused to be in stable temperature by constant temperature system 4, be reduced
Increase heat sink cost and overall volume；Overall structure is simple, low cost.
As shown in figure 1, also including processes temperature signal module 5, processes temperature signal module 5 includes 50 He of temperature sensor
Temperature setting module 51；Temperature detection is carried out by temperature sensor 50 to laser emitting module 2, temperature setting module 51 pairs swashs
Light emission module 2 is temperature required to be configured, high to temperature control precision, and control is more accurate convenient.
It should be appreciated that for those of ordinary skills, can be improved according to the above description or be converted,
And all these modifications and variations should all belong to the protection domain of this utility model claims.
Claims (2)
1. a kind of laser beam emitting device drive circuit, including power module, laser emitting module and control module；Its feature exists
In the power module includes switch power module, DC power supplier, DC/DC modules and LD supply voltage modules；The control
Molding block includes MCU control systems, laser delay circuit, signal processing module, control signal module, signal amplification module, perseverance
Flow module, overcurrent protection module and overvoltage protective module；Also include constant temperature system, the constant temperature system includes cooling piece and refrigeration
Piece drive module；The constant temperature system is electrically connected and is controlled with the MCU control systems.
2. laser beam emitting device drive circuit according to claim 1, it is characterised in that also including processes temperature signal mould
Block, the processes temperature signal module include temperature sensor and temperature setting module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621142034.5U CN206076719U (en) | 2016-10-20 | 2016-10-20 | A kind of laser beam emitting device drive circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621142034.5U CN206076719U (en) | 2016-10-20 | 2016-10-20 | A kind of laser beam emitting device drive circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206076719U true CN206076719U (en) | 2017-04-05 |
Family
ID=58442879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621142034.5U Active CN206076719U (en) | 2016-10-20 | 2016-10-20 | A kind of laser beam emitting device drive circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206076719U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113381300A (en) * | 2021-06-09 | 2021-09-10 | 南京大学 | Linear frequency-sweeping laser based on four-channel parallel DFB laser array |
-
2016
- 2016-10-20 CN CN201621142034.5U patent/CN206076719U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113381300A (en) * | 2021-06-09 | 2021-09-10 | 南京大学 | Linear frequency-sweeping laser based on four-channel parallel DFB laser array |
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