CN203135200U - Laser temperature control apparatus - Google Patents
Laser temperature control apparatus Download PDFInfo
- Publication number
- CN203135200U CN203135200U CN 201320116685 CN201320116685U CN203135200U CN 203135200 U CN203135200 U CN 203135200U CN 201320116685 CN201320116685 CN 201320116685 CN 201320116685 U CN201320116685 U CN 201320116685U CN 203135200 U CN203135200 U CN 203135200U
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- temperature
- laser
- module
- control apparatus
- temperature control
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Abstract
The utility model discloses a laser temperature control apparatus which comprises a semiconductor refrigerator, a temperature processing module and a temperature measurement unit. The temperature processing module is connected with the semiconductor refrigerator respectively through a digital-to-analog conversion module and a bipolarity power amplifier. The temperature measurement unit is connected with the temperature processing module respectively through a filtering unit and the digital-to-analog conversion module. The laser temperature control apparatus further comprises an LED display module that is connected with the temperature processing module. The laser temperature control apparatus has a simple structure, is convenient to use, enables the temperature of a laser to be controlled conveniently and allows information about the temperature of the laser to be displayed in a real-time manner.
Description
Technical field
The utility model relates to laser temperature control field, more specifically relates to a kind of laser temperature regulating device, is applicable to the temperature control of laser.
Background technology
Laser in use can produce a large amount of heats, if this heat can not shed timely, the life-span shortens when can cause laser.Simultaneously laser is under the condition of high temperature, and it is poor that the optical mirror slip center and peripheral of laser all can formation temperature, makes the minute surface gross distortion, can cause the optics mill layer that bursts with eyeglass of eyeglass to burn under the serious situation.
The utility model content
The purpose of this utility model is the problems referred to above that are at the prior art existence, and a kind of laser temperature regulating device is provided, and simple in structure, cost is low, can conveniently control the temperature of laser.
Above-mentioned purpose of the present utility model is achieved through the following technical solutions:
A kind of laser temperature regulating device, comprise semiconductor cooler, also comprise Temperature Treatment module and temperature measuring unit, the Temperature Treatment module is connected with semiconductor cooler with the bipolarity power amplifier by D/A converter module successively, and temperature measuring unit is connected with the Temperature Treatment module with analog-to-digital conversion module by filter unit successively.
A kind of laser temperature regulating device also comprises the LED display module that is connected with the Temperature Treatment module.
The utility model compared with prior art has the following advantages:
1, simple in structure, easy to use;
2, can conveniently control the temperature of laser;
The temperature information that 3, can show laser in real time.
Description of drawings
Fig. 1 is electrical principle schematic diagram of the present utility model.
Fig. 2 is the principle schematic of bipolarity power amplifier of the present utility model.
Among the figure, 1-Temperature Treatment module; The 2-D/A converter module; The 3-semiconductor cooler; The 4-temperature measuring unit; The 5-filter unit; The 6-analog-to-digital conversion module; The 7-LED display module; 8-bipolarity power amplifier; U1-bipolarity audio-frequency power amplifier; R1-first resistance.
Embodiment
Below in conjunction with accompanying drawing the technical solution of the utility model is described in further detail.
Embodiment 1
As shown in Figure 1, a kind of laser temperature regulating device, comprise semiconductor cooler 3, also comprise Temperature Treatment module 1 and temperature measuring unit 4, Temperature Treatment module 1 is connected with semiconductor cooler 3 with bipolarity power amplifier 8 by D/A converter module 2 successively, and temperature measuring unit 4 is connected with Temperature Treatment module 1 with analog-to-digital conversion module 6 by filter unit 5 successively.A kind of laser temperature regulating device also comprises the LED display module 7 that is connected with Temperature Treatment module 1.
In use, the temperature information of the laser that temperature measuring unit 4 obtains, then by the clutter in the filter unit 5 elimination temperature informations, guarantee the accuracy of temperature information, temperature information behind the filtering clutter is sent to Temperature Treatment module 1 after converting digital signal to through analog-to-digital conversion module 6, Temperature Treatment module 1 is input to LED display module 7 with temperature information and shows, simultaneously temperature information and the predefined temperature information that collects compared, if the temperature information that records is greater than predefined temperature information, then export cooling signal, and convert cooling signal to analog signal by D/A converter module 2 and be input to bipolarity power amplifier 8, bipolarity power amplifier 8 according to the signal of input to semiconductor cooler 3 driving of freezing; If the temperature information that records is less than predefined temperature information, side is exported the signal of heating, and convert analog signal to and be input to bipolarity power amplifier 8 by D/A converter module 2 signal of will heating, bipolarity power amplifier 8 according to the signal of input to semiconductor cooler 3 driving of heating.LED display module 7 can also show predefined temperature information.
Temperature Treatment module 1 can adopt single-chip microcomputer, D/A converter module 2 can adopt high accuracy DA, AD conversion unit 6 can adopt high-precision A, filter unit 5 can adopt low pass filter, temperature measuring unit 4 can adopt temperature sensor, the TEC that semiconductor cooler 3 is made for the Peltier effect that utilizes semi-conducting material.The follower that bipolarity power amplifier 8 can adopt the bipolarity audio-frequency power amplifier to constitute.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (2)
1. laser temperature regulating device, comprise semiconductor cooler (3), it is characterized in that, also comprise Temperature Treatment module (1) and temperature measuring unit (4), Temperature Treatment module (1) is connected with semiconductor cooler (3) with bipolarity power amplifier (8) by D/A converter module (2) successively, and temperature measuring unit (4) is connected with Temperature Treatment module (1) with analog-to-digital conversion module (6) by filter unit (5) successively.
2. a kind of laser temperature regulating device according to claim 1 is characterized in that, also comprises the LED display module (7) that is connected with Temperature Treatment module (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320116685 CN203135200U (en) | 2013-03-14 | 2013-03-14 | Laser temperature control apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320116685 CN203135200U (en) | 2013-03-14 | 2013-03-14 | Laser temperature control apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203135200U true CN203135200U (en) | 2013-08-14 |
Family
ID=48943142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320116685 Expired - Fee Related CN203135200U (en) | 2013-03-14 | 2013-03-14 | Laser temperature control apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203135200U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107844143A (en) * | 2016-09-20 | 2018-03-27 | 无锡亮源激光技术有限公司 | A kind of automatic temperature-adjusting control Laser Diode System |
| CN113778148A (en) * | 2021-08-16 | 2021-12-10 | 苏州通富超威半导体有限公司 | Temperature control system |
| CN115542969A (en) * | 2022-10-11 | 2022-12-30 | 浙江大学 | Automatic temperature control circuit |
-
2013
- 2013-03-14 CN CN 201320116685 patent/CN203135200U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107844143A (en) * | 2016-09-20 | 2018-03-27 | 无锡亮源激光技术有限公司 | A kind of automatic temperature-adjusting control Laser Diode System |
| CN113778148A (en) * | 2021-08-16 | 2021-12-10 | 苏州通富超威半导体有限公司 | Temperature control system |
| CN115542969A (en) * | 2022-10-11 | 2022-12-30 | 浙江大学 | Automatic temperature control circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Laser temperature control apparatus Effective date of registration: 20150716 Granted publication date: 20130814 Pledgee: Wuhan rural commercial bank Limited by Share Ltd Optics Valley branch Pledgor: Wuhan Meiman Technology Co., Ltd. Registration number: 2015990000565 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20170419 Granted publication date: 20130814 |
|
| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20200419 Granted publication date: 20130814 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130814 Termination date: 20180314 |