CN102074895A - Double-chip laser illuminator - Google Patents
Double-chip laser illuminator Download PDFInfo
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- CN102074895A CN102074895A CN2010105508623A CN201010550862A CN102074895A CN 102074895 A CN102074895 A CN 102074895A CN 2010105508623 A CN2010105508623 A CN 2010105508623A CN 201010550862 A CN201010550862 A CN 201010550862A CN 102074895 A CN102074895 A CN 102074895A
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- laser
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- semiconductor laser
- heat sink
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Abstract
The invention discloses a double-chip laser illuminator which comprises a double-laser chip semiconductor laser device installed on a heat sink, an air cooling heat sink, a dodging device, a beam divergence angle adjusting device as well as a light beam direction vernier device. The double-chip laser illuminator is characterized in that the light source of the laser illuminator is two semiconductor laser chips which are mutually connected in series, the luminous intensity of the light source is twice as that of a single chip laser, at the same environment, the farthest irradiation distance of the light source is approximate to twice as the irradiation distance of the single chip light source. The air cooling heat sink ensures the timely dispersion of the heat quantity generated by the light source chip to ensure the normal operation of a laser device without damage caused by superheat. The heat sink is simultaneously the positive electrode of the laser device. A dodging plate plays a role of homogenizing the laser intensity. The laser chip is sealed between the heat sink and the dodging plate to ensure the surface of the laser chip to keep a clean state.
Description
Technical field
The present invention relates to semiconductor laser device, be applied to the twin-core sheet laser illuminator of protection and monitor field specifically.
Background technology
It is little that high-power semiconductor laser has a volume, the characteristics that energy conversion efficiency is high, and since its invention, its power output, reliability constantly is improved.Fields such as industry, medical treatment, military affairs have been widely applied to.Along with the continuous reduction of its manufacturing cost, the application of semiconductor laser has extended to some civil areas gradually.Relative light-emitting diode, the brightness of semiconductor laser can improve more than the several times.Based on the performance of high brightness, semiconductor laser obtains paying attention at lighting field naturally.
The irradiation distance of semiconductor laser lighting depends on the luminous power of semiconductor laser.Industry is generally used the single-chip laser in hundreds of rice range of exposures.When the farther irradiation distance of needs, adopt high-power optical fiber coupled module.This kind method cost of manufacture height is not easy to be accepted by the user.The present invention proposes to use the twin-core chip laser, both can increase irradiation distance, can significantly not increase product cost again.
Summary of the invention
The purpose of this invention is to provide a kind of high power laser light luminaire that safety monitoring is used that is suitable for.The light emitting source of this luminaire is made up of two laser chips and is adopted series system to carry out electrical connection.This twin-core sheet is sealed in a zone that isolates with environment, keeps clean state to guarantee the laser chip surface.The light that chip sent reaches homogenizing through even mating plate.The beam divergence angle that is sent is regulated according to irradiation distance and video camera viewfinder range.
The objective of the invention is to be achieved through the following technical solutions:
Twin-core sheet laser illuminator, comprise the twin-core chip semiconductor laser that is installed on heat sink, air-cooled heat sink, dodging device, beam divergence angle adjusting device and beam direction micromatic setting, it is characterized in that, described twin-core chip semiconductor laser is made up of semiconductor laser chip, positive pole and the negative pole of potsherd, two series connection, semiconductor laser chip, positive pole and negative pole are welded on the potsherd, twin-core chip semiconductor laser is as luminous element, is sealed in the middle of the air-cooled heat sink and beam divergence angle adjusting device.Described seal is installed on the pedestal that can finely tune the light beam irradiates direction.
Described twin-core chip semiconductor laser is welded on one through partially metallised potsherd surface by two semiconductor laser chips, by plain conductor the upper surface of two chips and the metal layer of described potsherd are linked to each other then, the electricity that forms two laser chips is connected in series.Described potsherd is welded to one above the metal heat sink again.This metal heat sink is as the positive pole of laser.Described metal heat sink top one side has an elongated metallic conductor as the laser negative pole.Described both positive and negative polarity with an electrical insulation sheet separately.
The upper surface portion metallization of described potsherd, the upper surface of potsherd is made of scolder dish, routing dish and insulating tape.Semiconductor laser chip is soldered to above the scolder dish.Potsherd behind the welding chip is soldered to above the metal heat sink again.
Twin-core chip semiconductor laser uses bolt to be connected with lighting unit rack with the end face of bolted at a radiator, described radiator.Separate by the electric insulation sleeve between described bolt and the radiator, realize sealing with a sealing ring between described radiator and the lighting unit rack.The laser that laser is launched is realized homogenize by the even mating plate that is installed on the horse, and the light beam after the homogenize penetrates luminaire by the light beam output lens of tunable optical beam divergence angle.The adjusting of described beam divergence angle is passed through along movably optics output lens realization of optical axis, and direct current machine is by gear, driving screw mandrel, and the lens mount that the optics output lens is housed that drives on the screw mandrel moves.The guiding of lens mount is by the control of opening linear bearing, the ball set of linear bearing inwall and the complete rolling friction of lens mount outer wall.Drive the screw mandrel two ends bearing is housed, be separately fixed among lighting unit rack and the luminaire cover plate, the luminaire cover plate is fixed by bolts on the lighting unit rack.Luminaire is furnished with a variable resistor, provides and the corresponding signal of telecommunication in output lens position, as focusing on Synchronization Control with video camera.
Radiator is made by Heat Conduction Material, is processed into the multi-disc fin at the periphery of described radiator, and an end of described radiator has cylindrical boss, in order to the location of sealing ring.There are four or a plurality of mechanical installing hole in described radiator end, a screwed hole is arranged in order to Laser Devices to be installed on described boss.
Described luminaire is installed on the base that can finely tune angle, is synchronized on the target to adjust the focusing of output beam and video camera.Described adjustment seat is formed by adjusting the seat base and the seat of honour and connecting axle.Angle between the base and the seat of honour is passed the screw adjusted that unthreaded hole links to each other with screwed hole by connecting axle by the bottom.The horizontal direction angle serves as that axle is finely tuned by screwed hole with the screw in the screwed hole.Fix by through hole with screw then, on base, also evenly be provided with four fixing holes.
Above-mentioned light source luminescent intensity is 2 times of single-chip LASER Light Source, and the irradiation distance farthest of described light source is near 2 times of single-chip light source irradiation distance under equivalent environment.The described air-cooled heat sink heat that produces by light source chip of guaranteeing in time to dissipate, unlikely overheated and damage with the normal operation that guarantees laser.Described heat sink be the positive pole of laser simultaneously.Described even mating plate plays the effect of homogenize laser intensity.Described laser chip is sealed between the described heat sink and described even mating plate, keeps clean state to guarantee the laser chip surface.
Description of drawings
With embodiment the present invention is described in further detail with reference to the accompanying drawings below.
Fig. 1 is the outline drawing of the described twin-core sheet of embodiment of the invention laser illuminator;
Fig. 2 is the structure chart of twin-core chip semiconductor laser;
Fig. 3 is the welding schematic diagram of twin-core chip semiconductor laser;
Fig. 4 is construction profile figure after the welding of twin-core chip semiconductor laser;
Fig. 5 is the installation diagram of the described twin-core sheet of embodiment of the invention laser illuminator;
Fig. 6 is the end view of twin-core sheet laser illuminator;
Fig. 7 is a H-H cross-sectional view among Fig. 6;
Fig. 8 is the structure chart of directional trim seat.
Embodiment
Shown in Fig. 1-8, twin-core sheet laser illuminator, comprise the twin-core chip semiconductor laser 2 that is installed on heat sink, air-cooled heat sink, dodging device, beam divergence angle adjusting device and beam direction micromatic setting, it is characterized in that, described twin-core chip semiconductor laser 2 is by potsherd 2.2, the semiconductor laser chip 2.1 of two series connection, positive pole 2.4 and negative pole 2.5 are formed, semiconductor laser chip 2.1, positive pole 2.4 and negative pole 2.5 are welded on the potsherd 2.2, twin-core chip semiconductor laser 2 is as luminous element, is sealed in the middle of the air-cooled heat sink and beam divergence angle adjusting device.Described seal is installed on the pedestal that can finely tune the light beam irradiates direction.
Described twin-core chip semiconductor laser 2 is welded on one through partially metallised potsherd 2.2 surfaces by two semiconductor laser chips 2.1, by plain conductor 2.3 upper surface of two chips and the metal layer of described potsherd are linked to each other then, the electricity that forms two laser chips is connected in series.Described potsherd is welded to above the metal heat sink 2.4 again.This metal heat sink 2.4 is as the positive pole of laser.Described metal heat sink 2.4 tops one side has an elongated metallic conductor 2.5 as the laser negative pole.Described both positive and negative polarity with an electrical insulation sheet separately.
The upper surface portion metallization of described potsherd 2.2, the upper surface of potsherd 2.2 is made of scolder dish 2.2.2, routing dish 2.2.1 and insulating tape 2.2.3.Semiconductor laser chip 2.1 is soldered to above the scolder dish 2.2.2.Potsherd 2.2 behind the welding chip is soldered to above the metal heat sink 2.4 again.
Twin-core chip semiconductor laser 2 usefulness bolted are at the end face of a radiator 3, and described radiator is connected with lighting unit rack 4 with bolt 1.Separate by electric insulation sleeve 11 between described bolt 1 and the radiator, realize sealing with a sealing ring 12 between described radiator and the lighting unit rack.The laser that laser is launched is realized homogenize by the even mating plate 6 that is installed on the horse 5, and the light beam after the homogenize penetrates luminaire by the light beam output lens 19 of tunable optical beam divergence angle.The adjusting of described beam divergence angle is passed through along movably optics output lens realization of optical axis, and direct current machine 9 is by gear 14,15,16, driving screw mandrel 17, and the lens mount that the optics output lens is housed 18 that drives on the screw mandrel 17 moves.The guiding of lens mount is by 7 controls of opening linear bearing, the ball set of linear bearing inwall and the complete rolling friction of lens mount 18 outer walls.Drive the screw mandrel two ends bearing 13 is housed, be separately fixed among lighting unit rack 4 and the luminaire cover plate 8, luminaire cover plate 8 usefulness bolts 20 are fixed on the lighting unit rack.Luminaire is furnished with a variable resistor 10, provides and the corresponding signal of telecommunication in output lens position, as focusing on Synchronization Control with video camera.
Described luminaire is installed on the base 21 that can finely tune angle, is synchronized on the target to adjust the focusing of output beam and video camera.Described adjustment seat is formed by adjusting the seat base 21.1 and the seat of honour 21.2 and connecting axle 21.3.Angle between the base 21.1 and the seat of honour 21.2 is passed the screw adjusted that unthreaded hole 21.1.2 links to each other with screwed hole 21.2.2 by connecting axle 21.3 by the bottom.The horizontal direction angle serves as that axle is finely tuned by screwed hole 21.1.4 with the screw among the screwed hole 21.1.3.Fix by through hole 21.1.1 with screw then, on base, also evenly be provided with four fixing hole 21.2.1.
More than show and described a kind of lighting device that is applied to laser night vision system and assembly signal with it.The present invention is not subjected to the restriction of above-mentioned example, and under the prerequisite that does not break away from the principle of the invention, the present invention also has the changes and improvements of other modes.These changes and improvements all fall into the scope of protection of present invention, and the claimed scope of the present invention is defined by appended claim and equivalent thereof.
Claims (5)
1. twin-core sheet laser illuminator, comprise the twin-core chip semiconductor laser (2) that is installed on heat sink, air-cooled heat sink, dodging device, beam divergence angle adjusting device and beam direction micromatic setting, described twin-core chip semiconductor laser (2) is by potsherd (2.2), the semiconductor laser chip of two series connection (2.1), anodal (2.4) and negative pole (2.5) are formed, semiconductor laser chip (2.1), anodal (2.4) and negative pole (2.5) are welded on the potsherd (2.2), twin-core chip semiconductor laser (2) is as luminous element, it is characterized in that, described twin-core chip semiconductor laser (2) is welded on one through partially metallised potsherd (2.2) surface by two semiconductor laser chips (2.1), by plain conductor (2.3) upper surface of two chips and the metal layer of described potsherd are linked to each other then, the electricity that forms two laser chips is connected in series, described potsherd is welded to above the metal heat sink (2.4) again, this metal heat sink (2.4) is as the positive pole of laser, described metal heat sink (2.4) top one side has an elongated metallic conductor (2.5) as the laser negative pole, and described both positive and negative polarity with an electrical insulation sheet separately.
2. twin-core sheet laser illuminator according to claim 1, it is characterized in that, the upper surface portion metallization of described potsherd (2.2), the upper surface of potsherd (2.2) is made of scolder dish (2.2.2), routing dish (2.2.1) and insulating tape (2.2.3), and semiconductor laser chip (2.1) is soldered to above the scolder dish (2.2.2).
3. twin-core sheet laser illuminator according to claim 1 is characterized in that, twin-core chip semiconductor laser (2) uses bolt (1) to be connected with lighting unit rack (4) with the end face of bolted in a radiator (3), described radiator.Separate by electric insulation sleeve (11) between described bolt (1) and the radiator, realize sealing with a sealing ring (12) between described radiator and the lighting unit rack, direct current machine (9) is by gear (14,15,16), drive screw mandrel (17), the lens mount that the optics output lens is housed (18) that drives on the screw mandrel (17) moves, the guiding of lens mount (18) is by opening linear bearing (7) control, the ball set of linear bearing (17) inwall and the complete rolling friction of lens mount (18) outer wall, drive screw mandrel (17) two ends bearing (13) is housed, be separately fixed among lighting unit rack (4) and the luminaire cover plate (8), luminaire cover plate (8) is fixed on the lighting unit rack with bolt (20).
4. twin-core sheet laser illuminator according to claim 1, it is characterized in that, radiator (3) is made by Heat Conduction Material, periphery at described radiator (3) is processed into the multi-disc fin, one end of described radiator (3) has cylindrical boss, in order to the location of sealing ring (12), there are four or a plurality of mechanical installing hole in described radiator (3) end, a screwed hole is arranged in order to Laser Devices to be installed on described boss.
5. twin-core sheet laser illuminator according to claim 1, it is characterized in that, described luminaire is installed on the base (21) that can finely tune angle, described adjustment seat is formed by adjusting seat base (21.1) and the seat of honour (21.2) and connecting axle (21.3), angle between base (21.1) and the seat of honour (21.2) is by connecting axle (21.3), pass the screw adjusted that unthreaded hole (21.1.2) links to each other with screwed hole (21.2.2) by the bottom, the horizontal direction angle serves as that axle is finely tuned by screwed hole (21.1.4) with the screw in the screwed hole (21.1.3), and is fixing by through hole (21.1.1) with screw then.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105508623A CN102074895A (en) | 2010-11-19 | 2010-11-19 | Double-chip laser illuminator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105508623A CN102074895A (en) | 2010-11-19 | 2010-11-19 | Double-chip laser illuminator |
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| Publication Number | Publication Date |
|---|---|
| CN102074895A true CN102074895A (en) | 2011-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105508623A Pending CN102074895A (en) | 2010-11-19 | 2010-11-19 | Double-chip laser illuminator |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102242908A (en) * | 2011-06-08 | 2011-11-16 | 无锡亮源激光技术有限公司 | Automatic zooming device for laser illuminator |
| CN104360479A (en) * | 2014-11-27 | 2015-02-18 | 天津天地伟业数码科技有限公司 | Automatic laser emergence angle and direction adjusting device |
| CN113284395A (en) * | 2021-05-19 | 2021-08-20 | 山东电子职业技术学院 | Laser pen for multimedia teaching |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5359779A (en) * | 1992-10-08 | 1994-11-01 | Polk Richard N | Illumination and laser sighting device for a weapon |
| CN2304432Y (en) * | 1997-08-06 | 1999-01-20 | 中国科学院长春光学精密机械研究所 | Head of semiconductor laser therapeutical instrument |
| CN2470037Y (en) * | 2001-03-17 | 2002-01-09 | 周学良 | Electric-corrosion rack |
| CN101071933A (en) * | 2006-05-09 | 2007-11-14 | 恩耐激光技术(上海)有限公司 | High power semiconductor laser |
| CN201018189Y (en) * | 2007-02-09 | 2008-02-06 | 中国科学院上海光学精密机械研究所 | Device for stabilizing semiconductor laser working wavelength |
| CN201199606Y (en) * | 2008-01-30 | 2009-02-25 | 深圳世纪晶源光子技术有限公司 | Packaging structure of semiconductor laser |
| CN201523154U (en) * | 2009-09-25 | 2010-07-07 | 山东汉和能源科技有限公司 | Integrated electric zooming semi-conductor laser device |
| CN101867150A (en) * | 2010-06-13 | 2010-10-20 | 山东神戎电子股份有限公司 | Semiconductor laser for night vision illumination |
| CN201956572U (en) * | 2010-11-19 | 2011-08-31 | 无锡亮源激光技术有限公司 | Dual-chip laser illuminator |
-
2010
- 2010-11-19 CN CN2010105508623A patent/CN102074895A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5359779A (en) * | 1992-10-08 | 1994-11-01 | Polk Richard N | Illumination and laser sighting device for a weapon |
| CN2304432Y (en) * | 1997-08-06 | 1999-01-20 | 中国科学院长春光学精密机械研究所 | Head of semiconductor laser therapeutical instrument |
| CN2470037Y (en) * | 2001-03-17 | 2002-01-09 | 周学良 | Electric-corrosion rack |
| CN101071933A (en) * | 2006-05-09 | 2007-11-14 | 恩耐激光技术(上海)有限公司 | High power semiconductor laser |
| CN201018189Y (en) * | 2007-02-09 | 2008-02-06 | 中国科学院上海光学精密机械研究所 | Device for stabilizing semiconductor laser working wavelength |
| CN201199606Y (en) * | 2008-01-30 | 2009-02-25 | 深圳世纪晶源光子技术有限公司 | Packaging structure of semiconductor laser |
| CN201523154U (en) * | 2009-09-25 | 2010-07-07 | 山东汉和能源科技有限公司 | Integrated electric zooming semi-conductor laser device |
| CN101867150A (en) * | 2010-06-13 | 2010-10-20 | 山东神戎电子股份有限公司 | Semiconductor laser for night vision illumination |
| CN201956572U (en) * | 2010-11-19 | 2011-08-31 | 无锡亮源激光技术有限公司 | Dual-chip laser illuminator |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102242908A (en) * | 2011-06-08 | 2011-11-16 | 无锡亮源激光技术有限公司 | Automatic zooming device for laser illuminator |
| CN102242908B (en) * | 2011-06-08 | 2014-09-24 | 无锡亮源激光技术有限公司 | Automatic zooming device for laser illuminator |
| CN104360479A (en) * | 2014-11-27 | 2015-02-18 | 天津天地伟业数码科技有限公司 | Automatic laser emergence angle and direction adjusting device |
| CN113284395A (en) * | 2021-05-19 | 2021-08-20 | 山东电子职业技术学院 | Laser pen for multimedia teaching |
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Application publication date: 20110525 |