CN102610999A - Modular multichannel parallel semiconductor laser power supply equipment - Google Patents
Modular multichannel parallel semiconductor laser power supply equipment Download PDFInfo
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- CN102610999A CN102610999A CN2012100534635A CN201210053463A CN102610999A CN 102610999 A CN102610999 A CN 102610999A CN 2012100534635 A CN2012100534635 A CN 2012100534635A CN 201210053463 A CN201210053463 A CN 201210053463A CN 102610999 A CN102610999 A CN 102610999A
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Abstract
The invention discloses modular multichannel parallel semiconductor laser power supply equipment which comprises a digital semiconductor laser power supply control system, a multichannel parallel semiconductor laser device system, a switching power supply module and a liquid crystal display (LCD) display and interface operation circuit, wherein the switching power supply module supplies power energy required by producing laser for a laser device; and the digital semiconductor laser power supply control system is used for setting working current of the multichannel parallel semiconductor laser device and supplying constant and reliable working current to the laser device through a constant current control measure, so that the multichannel parallel semiconductor laser device system emits the laser with a certain wavelength and supplies a light source to a rear-end lighting device. According to the modular multichannel parallel semiconductor laser power supply equipment, a user can flexibly select the rear-end lighting device.
Description
Technical field
The present invention relates to field of laser illumination, in particular a kind of semiconductor laser power supply equipment of modularization multi-channel parallel.
Background technology
Along with the constantly continuous breakthrough of development and progress and semiconductor laser technology of Laser Power Devices technology, the application of semiconductor laser power supply in fields such as communication, medical treatment, industry, electric power, household electrical appliances, military affairs, illuminations extensively also is familiar with by more and more users and accepted.Laser Power Devices especially can be used as a kind of cold light source some special have requirement of explosion proof like industries such as military project, oil depot or field in provide light source not only to reach illuminating effect but also satisfied requirement of explosion proof to have proposed a kind of good method.On the other hand; Because some concrete occasion is used for point-to-point illuminated field institute and to the dispersiveness and the requirement of being convenient to the contradiction of centralized control and management of brightness requirement, the plug and play that the modularized design of the Laser Power Devices of multi-channel parallel possessed, changes some good characteristics such as convenient, that maintenance is simple and in the two contradiction of mediation, seem particularly important.
Summary of the invention
The object of the present invention is to provide a kind of semiconductor laser power supply equipment of modularization multi-channel parallel, be intended to solve the shortage problem of the semiconductor laser power supply of existing field of laser illumination multi-channel parallel.
Technical scheme of the present invention is following:
A kind of semiconductor laser power supply equipment of modularization multi-channel parallel, it comprises:
The digital semiconductor Laser Power Devices control system that electric current and temperature control laser are worked under constant current in monitoring and the control Laser Power Devices;
Send the semiconductor laser system of multi-channel parallel of the laser of firm power under the excitation of stable current/voltage;
The switch power module of directly stable voltage is provided for laser;
In the course of the work whether excess temperature of the operating current of setting laser device, mode of operation and laser output enable and indicating equipment, the LCD of overcurrent show and the interface operation circuit,
Said Switching Power Supply connects digital semiconductor laser power supply control system; Digital semiconductor Laser Power Devices control system shows with LCD with the semiconductor laser system of multi-channel parallel respectively and the interface operation circuit is connected.
The semiconductor laser power supply equipment of described modularization multi-channel parallel; Wherein, Digital semiconductor Laser Power Devices control system comprises intelligentized MCU control module, based on the communication module of CAN bus, constant-current control circuit; Current detecting and protective circuit and temperature-control circuit, the real-time detection laser real work of said current detecting and protective circuit electric current makes the laser works current constant through the control that the electric current of setting in said constant-current control circuit and the said MCU control module carries out constant current; The real-time monitor temperature control circuit of said MCU control module is gathered the temperature signal of returning and is made corresponding control command and make the laser works temperature be no more than its temperature limit, and said communication module, constant-current control circuit and temperature-control circuit all are electrically connected to intelligentized MCU control module; Current detecting and protective circuit connect constant-current control circuit.
The semiconductor laser power supply equipment of described modularization multi-channel parallel; Wherein, The semiconductor laser system of multi-channel parallel comprises laser, radiator, TEC semiconductor cooler and thermistor; Said thermistor is installed near laser, and laser is placed on the one side of TEC semiconductor cooler, and radiator is arranged on the another side of TEC semiconductor cooler.
The semiconductor laser power supply equipment of described modularization multi-channel parallel, wherein, said laser and TEC semiconductor cooler are provided with a plurality of, and each TEC semiconductor cooler is provided with a laser.
Beneficial effect of the present invention: the present invention is through adopting modularized design; Be integrated in multi-channel semiconductor laser machine in the Laser Power Devices module; And adopt the convenient much more more expansions of the plug and play of these Laser Power Devices of CAN bus communication pattern, supply the user to select for the rear end illuminating device provides more flexibly.
Description of drawings
Fig. 1 is a device systems block diagram of the present invention.
Fig. 2 is a digital semiconductor Laser Power Devices control system block diagram.
Fig. 3 is the semiconductor laser system configuration sketch map of multi-channel parallel.
Embodiment
For making the object of the invention, technical scheme and advantage clearer, clear and definite, below develop simultaneously embodiment to further explain of the present invention with reference to accompanying drawing.
Laser Power Devices provided by the invention be used for point-to-point multichannel illuminator realize plug and play safeguard easily method and by way of.
As shown in Figure 1, the semiconductor laser power supply equipment of modularization multi-channel parallel comprises that semiconductor laser system, switch power module, the LCD of digital semiconductor Laser Power Devices control system, multi-channel parallel show and the interface operation circuit.Wherein, the power supply that opens the light connects digital semiconductor laser power supply control system; Digital semiconductor Laser Power Devices control system shows with LCD with the semiconductor laser system of multi-channel parallel respectively and the interface operation circuit is connected.
It is that laser module provides directly stable voltage source that described Switching Power Supply connects electric main.LCD wherein shows and the operation-interface circuit can the setting laser device operating current, mode of operation, laser output enable, and can indicating equipment in the course of the work guard signal state such as whether excess temperature, overcurrent and operating current thereof etc.The laser that the semiconductor laser system of multi-channel parallel sends certain wavelength provides light source for the rear end illuminating device.
As shown in Figure 2, digital semiconductor Laser Power Devices control system comprises intelligentized MCU control module, based on the communication module of CAN bus, and constant-current control circuit, current detecting and protective circuit and temperature-control circuit.Wherein, communication module, constant-current control circuit and temperature-control circuit all are electrically connected to intelligentized MCU control module; Current detecting and protective circuit connect constant-current control circuit.
Thereby the electric current that the real-time detection laser real work of said current detecting and protective circuit electric current is set through instruction in said constant-current control circuit and the said MCU control module carries out the control of constant current guarantees the constant of laser works electric current.Simultaneously the MCU control module also in real time the monitor temperature control circuit gather the temperature signal of returning and make corresponding control command and be no more than its temperature limit to guarantee the laser works temperature.The MCU control module realizes the expansion communication and the collaborative work thereof of many these modularized equipments through described CAN communication module.
As shown in Figure 3, the semiconductor laser system of multi-channel parallel comprises laser, radiator, TEC semiconductor cooler and thermistor Rt.Said thermistor is installed near laser, is used to gather the temperature of laser.Semiconductor cooler is used to reduce the temperature of laser.Laser sends the laser of firm power under the excitation of stable current/voltage, and the refrigeration through radiator, TEC semiconductor cooler and radiating effect when guaranteeing laser works not because of the overheated laser that damages.Said laser is at least one.
The present invention is through adopting modularized design; Be integrated in multi-channel semiconductor laser machine in the Laser Power Devices module; And adopt the convenient much more more expansions of the plug and play of these Laser Power Devices of CAN bus communication pattern, supply the user to select for the rear end illuminating device provides more flexibly.
Should be understood that application of the present invention is not limited to above-mentioned giving an example, concerning those of ordinary skills, can improve or conversion that all these improvement and conversion all should belong to the protection range of accompanying claims of the present invention according to above-mentioned explanation.
Claims (4)
1. the semiconductor laser power supply equipment of a modularization multi-channel parallel is characterized in that, comprising:
The digital semiconductor Laser Power Devices control system that electric current and temperature control laser are worked under constant current in monitoring and the control Laser Power Devices;
Send the semiconductor laser system of multi-channel parallel of the laser of firm power under the excitation of stable current/voltage;
The switch power module of directly stable voltage is provided for laser;
In the course of the work whether excess temperature of the operating current of setting laser device, mode of operation and laser output enable and indicating equipment, the LCD of overcurrent show and the interface operation circuit,
Said Switching Power Supply connects digital semiconductor laser power supply control system; Digital semiconductor Laser Power Devices control system shows with LCD with the semiconductor laser system of multi-channel parallel respectively and the interface operation circuit is connected.
2. the semiconductor laser power supply equipment of modularization multi-channel parallel according to claim 1; It is characterized in that; Digital semiconductor Laser Power Devices control system comprises intelligentized MCU control module; Communication module based on the CAN bus; Constant-current control circuit, current detecting and protective circuit and temperature-control circuit, the real-time detection laser real work of said current detecting and protective circuit electric current makes the laser works current constant through the control that the electric current of setting in said constant-current control circuit and the said MCU control module carries out constant current; The real-time monitor temperature control circuit of said MCU control module is gathered the temperature signal of returning and is made corresponding control command and make the laser works temperature be no more than its temperature limit, and said communication module, constant-current control circuit and temperature-control circuit all are electrically connected to intelligentized MCU control module; Current detecting and protective circuit connect constant-current control circuit.
3. the semiconductor laser power supply equipment of modularization multi-channel parallel according to claim 1; It is characterized in that; The semiconductor laser system of multi-channel parallel comprises laser, radiator, TEC semiconductor cooler and thermistor; Said thermistor is installed near laser, and laser is placed on the one side of TEC semiconductor cooler, and radiator is arranged on the another side of TEC semiconductor cooler.
4. the semiconductor laser power supply equipment of modularization multi-channel parallel according to claim 3 is characterized in that, said laser and TEC semiconductor cooler are provided with a plurality of, and each TEC semiconductor cooler is provided with a laser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2012100534635A CN102610999A (en) | 2012-03-02 | 2012-03-02 | Modular multichannel parallel semiconductor laser power supply equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012100534635A CN102610999A (en) | 2012-03-02 | 2012-03-02 | Modular multichannel parallel semiconductor laser power supply equipment |
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| CN2012100534635A Pending CN102610999A (en) | 2012-03-02 | 2012-03-02 | Modular multichannel parallel semiconductor laser power supply equipment |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103041513A (en) * | 2013-01-21 | 2013-04-17 | 武汉博激世纪科技有限公司 | Multi-wavelength laser treatment system |
| CN103746436A (en) * | 2013-12-27 | 2014-04-23 | 深圳市光大激光科技股份有限公司 | Solid laser power supply with constant output power |
| CN106178286A (en) * | 2016-08-25 | 2016-12-07 | 山东杰美医疗科技有限公司 | Intelligent Recognition multi-wavelength, the high-power semiconductor laser depilation system treating head more |
| CN108919138A (en) * | 2018-05-14 | 2018-11-30 | 南京理工大学 | Power source of semiconductor laser test device and method |
| WO2021073325A1 (en) * | 2019-10-15 | 2021-04-22 | 武汉锐科光纤激光技术股份有限公司 | Multi-module optical fiber laser having function of monitoring abnormality of optical module in real time |
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| JPH0897495A (en) * | 1994-09-28 | 1996-04-12 | Fuji Xerox Co Ltd | Semiconductor laser driving apparatus |
| CN101264031A (en) * | 2007-03-12 | 2008-09-17 | 王峙皓 | 1064nm semiconductor laser therapeutic instrument |
| CN201927884U (en) * | 2010-12-24 | 2011-08-10 | 深圳市达为光电科技有限公司 | Driving power for high-current semiconductor laser |
| CN202550282U (en) * | 2012-03-02 | 2012-11-21 | 广东省科学院自动化工程研制中心 | Modular multi-path parallel semiconductor laser power equipment |
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2012
- 2012-03-02 CN CN2012100534635A patent/CN102610999A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH0897495A (en) * | 1994-09-28 | 1996-04-12 | Fuji Xerox Co Ltd | Semiconductor laser driving apparatus |
| CN101264031A (en) * | 2007-03-12 | 2008-09-17 | 王峙皓 | 1064nm semiconductor laser therapeutic instrument |
| CN201927884U (en) * | 2010-12-24 | 2011-08-10 | 深圳市达为光电科技有限公司 | Driving power for high-current semiconductor laser |
| CN202550282U (en) * | 2012-03-02 | 2012-11-21 | 广东省科学院自动化工程研制中心 | Modular multi-path parallel semiconductor laser power equipment |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103041513A (en) * | 2013-01-21 | 2013-04-17 | 武汉博激世纪科技有限公司 | Multi-wavelength laser treatment system |
| CN103041513B (en) * | 2013-01-21 | 2015-08-19 | 武汉博激世纪科技有限公司 | Multi-wavelength laser treatment system |
| CN103746436A (en) * | 2013-12-27 | 2014-04-23 | 深圳市光大激光科技股份有限公司 | Solid laser power supply with constant output power |
| CN103746436B (en) * | 2013-12-27 | 2016-05-04 | 深圳市光大激光科技股份有限公司 | The solid laser power source that a kind of power output is constant |
| CN106178286A (en) * | 2016-08-25 | 2016-12-07 | 山东杰美医疗科技有限公司 | Intelligent Recognition multi-wavelength, the high-power semiconductor laser depilation system treating head more |
| CN106178286B (en) * | 2016-08-25 | 2019-02-05 | 山东杰美医疗科技有限公司 | The high-power semiconductor laser depilation system of intelligent recognition multi-wavelength, more treatment heads |
| CN108919138A (en) * | 2018-05-14 | 2018-11-30 | 南京理工大学 | Power source of semiconductor laser test device and method |
| WO2021073325A1 (en) * | 2019-10-15 | 2021-04-22 | 武汉锐科光纤激光技术股份有限公司 | Multi-module optical fiber laser having function of monitoring abnormality of optical module in real time |
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Application publication date: 20120725 |