CN101078507A - Light source illumination system - Google Patents
Light source illumination system Download PDFInfo
- Publication number
- CN101078507A CN101078507A CNA2006100607039A CN200610060703A CN101078507A CN 101078507 A CN101078507 A CN 101078507A CN A2006100607039 A CNA2006100607039 A CN A2006100607039A CN 200610060703 A CN200610060703 A CN 200610060703A CN 101078507 A CN101078507 A CN 101078507A
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- light
- source illuminating
- illuminating system
- semiconductor cooler
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Abstract
The invention relates to a lighting system of light source, comprising lighting device of light source. The lighting system of light source also comprises semiconductor cooler for cooling said lighting device of light source. The cooling surface of said semiconductor cooler is contacted with the light device of light source. Because the lighting system of light source in invention adopts semiconductor cooler to cool and cooling liquid is added in the LED chip, the dissipation of LED chip is better and small high-brightness projector can be obtained.
Description
Technical field
The present invention relates to light supply apparatus, more particularly, relate to a kind of projector with described light supply apparatus.
Background technology
Traditional projector makes its light source with Halogen lamp LED, high-pressure sodium lamp, these light sources all have its limitation, and the life-span of Halogen lamp LED is short, and high-pressure sodium lamp needs the power circuit of high pressure, make projector large-scale and heavy like this, small-sized, the lightweight of overslaugh projector.Though the life-span of high-pressure sodium lamp is longer than the life-span of Halogen lamp LED, but still belong to short life, and it is long to start the time that needs.
As new light sources, the LED volume is little, in light weight, possesses lot of advantages, but its to the requirement of working environment than higher, particularly to the requirement of temperature than higher, prior art can not well solve the LED heat dissipation problem.
Summary of the invention
The technical problem to be solved in the present invention is, at the above-mentioned defective of prior art, provides a kind of novel light-source illuminating system.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of light-source illuminating system, comprise light source illuminating apparatus, described light-source illuminating system also comprises the semiconductor cooler that is used to cool off described light source illuminating apparatus, and the chill surface of described semiconductor cooler directly contacts with described light source illuminating apparatus or the thermal coupling contact.
In light-source illuminating system of the present invention, the heating face of described semiconductor cooler is fixed with radiator.
In light-source illuminating system of the present invention, the chill surface of described semiconductor cooler and heating face all are coated with and are useful on the pasty state heat sink material that reduces thermal conduction resistance.
In light-source illuminating system of the present invention, described light-source illuminating system also is provided with the radiator and the circulating pump of the second cooling sap cavity, separation, the heating face of described semiconductor cooler contacts with the second cooling sap cavity, described second cooling sap cavity, the circulating pump, radiator be by the closed circuit that is connected to form of conduit, and full in the described closed circuit have second cooling fluid.
In light-source illuminating system of the present invention, be provided with the dividing plate that forms the loop, labyrinth in the described second cooling sap cavity.
In light-source illuminating system of the present invention, described light source illuminating apparatus is a plurality of LED, and each described LED individual packages also is fixed with heat-conducting block, and described LED contacts with heat sink by heat-conducting block, and heat sink contacts with described semiconductor cooler.
In light-source illuminating system of the present invention, described light source illuminating apparatus comprises led array, the lens arra that cooperates with described led array, described led array is sealed between the airtight container of described lens arra and heat-conducting plate formation, described airtight container is equipped with transparent cooling fluid, and the EGR that makes that described liquid circulation flows also is housed in the described airtight container.
In light-source illuminating system of the present invention, described EGR is a piezoelectric ceramic piece, and the two ends of described led array are provided with check valve.
In light-source illuminating system of the present invention, described lens arra comprises lens case, and described cooling fluid fills and form liquid lens with it jointly in lens case.
In light-source illuminating system of the present invention, the deielectric-coating of led chip surface one or more layers refractive index circle of plating between led chip medium refraction index and fluid dielectric coolant refractive index.
Implement light-source illuminating system of the present invention, has following beneficial effect: because light-source illuminating system of the present invention adopts the semiconductor cooler refrigeration, and in led chip, increased cooling fluid, made that the led chip heat radiation is better, can obtain the projector of small-sized high brightness.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the structural representation of light-source illuminating system first embodiment of the present invention;
Fig. 2 is the partial enlarged drawing of Fig. 1;
Fig. 3 is the structural representation of light-source illuminating system second embodiment of the present invention;
Fig. 4 is the partial enlarged drawing of Fig. 3;
Fig. 5 is the structural representation of light-source illuminating system the 3rd embodiment of the present invention;
Fig. 6 is the partial enlarged drawing of Fig. 5;
Fig. 7 is the structural representation of light-source illuminating system the 4th embodiment of the present invention;
Fig. 8 is the structure for amplifying schematic diagram of the cooling chamber of light-source illuminating system of the present invention.
The specific embodiment
As shown in Figure 1, structural representation for light-source illuminating system first embodiment of the present invention, the concrete structure of present embodiment is described in conjunction with the partial enlarged drawing of Fig. 1 shown in Figure 2, light source illuminating apparatus comprises led array 1, in the present embodiment, a plurality of led chips 18 in the led array 1 are installed together by pcb board 17, and with the lens arra 2 that described led array 1 cooperates, lens arra 2 is used for the parallel light ground that led array 1 is sent or divergently launches.The periphery of lens arra 2 and heat-conducting plate 3 is provided with sealing matrix 4,4 places are provided with sealing gasket 5 at the sealing matrix, make it form an airtight container, led array 1 is sealed between the airtight container of described lens arra 2 and heat-conducting plate 3 formation, airtight container is equipped with transparent cooling fluid 7, the piezoelectric ceramic piece 6 that makes that described cooling fluid 7 circulations are moved also is housed in the described airtight container, piezoelectric ceramic piece 6 is connected an end of described led array 1, the two ends of described led array 1 all are provided with check valve 15, when piezoelectric ceramic piece 6 energisings, circulation moves up and down, and makes cooling fluid 7 circulate.In the present embodiment, lens arra 2 comprises lens case 8, and cooling fluid 7 fills and form liquid lens with it jointly in lens case.Light source illuminating apparatus contacts with the chill surface 901 of described semiconductor cooler 9.The heating face 902 of described semiconductor cooler 9 is fixed with radiator 10, and the chill surface 901 and the heating face 902 of semiconductor cooler all scribble the pasty state heat sink material, to reduce thermal conduction resistance.Simultaneously,, go out efficient, the deielectric-coating of led chip surface one or more layers refractive index circle of plating between led chip medium refraction index and fluid dielectric coolant refractive index with the photoconduction that improves led chip for increasing the cirtical angle of total reflection of led chip.
In the present embodiment, cooling fluid 7 requires to select flowability, thermal conductivity, good insulating for use, and colourless, light transmission is good, and physical and chemical stability is good, the boiling point height, and the liquid that freezing point is low recommends to adopt inorganic liquid, for example silicone oil etc.The pasty state heat sink material recommends to select for use the high insulating radiation cream of the contour heat conduction of silicone grease.
Be illustrated in figure 3 as the structural representation of light-source illuminating system second embodiment of the present invention, partial enlarged drawing in conjunction with Fig. 3 shown in Figure 4, the structure difference of present embodiment and last embodiment is that lens arra 2 all is made of lens material, need be by the cooling fluid 7 full lens that form.
As shown in Figure 5, structural representation for light-source illuminating system the 3rd embodiment of the present invention, partial enlarged drawing in conjunction with Fig. 5 shown in Figure 6, present embodiment is described, wherein in the container that lens arra 2 and heat-conducting plate 3 form cooling fluid 7 is not set, the described LED individual packages of in the led array 1 each, each described LED is fixed with heat-conducting block 11, heat sink and the heat-conducting block 11 of LED contacts, heat-conducting block 11 contacts with heat-conducting plate 3 again, the heat of LED is delivered on the heat-conducting plate 3 by heat-conducting block 11, distributes by heat-conducting plate 3 again.Lens arra 2 is used for the parallel light ground that led array 1 is sent or divergently launches.LED contacts with heat-conducting plate 3 by heat-conducting block 11, heat-conducting plate 3 contacts with the refrigeration face 901 of semiconductor cooler 9, the heating face 902 of semiconductor cooler 9 contacts with radiator 10, and the chill surface 901 and the heating face 902 of semiconductor cooler all scribble the pasty state heat sink material, to reduce thermal conduction resistance.
As shown in Figure 7, structural representation for light-source illuminating system the 4th embodiment of the present invention, in the present embodiment, the radiator 16 and the circulating pump 14 that be provided with the second cooling sap cavity 12, separate, the heating face of described semiconductor cooler 9 contacts with the second cooling sap cavity 12, second cooling sap cavity 12, the circulating pump 14, radiator 16 are connected to form closed circuit (being provided with the path that second cooling fluid 13 can flow through in the radiator 16) by conduit 13, and full in the described closed circuit have second cooling fluid 13.Circulating pump 14 starts, second cooling fluid 13 is flowed in closed circuit, give radiator 16 with the heat that semiconductor cooler 9 heating faces 902 are produced by second cooling fluid, 13 conduction of flowing, by radiator 16 heat is dispersed in the air, also radiator fan can be set in position, increase the radiating effect of radiator 16 in the mode of powerful air convection current.As shown in Figure 8, be the structure for amplifying schematic diagram of the cooling chamber of light-source illuminating system of the present invention, in the present embodiment, be provided with the dividing plate 19 that forms the loop, labyrinth in the second cooling sap cavity 12, dividing plate is set makes its heat radiation evenly, shown in arrow among the figure, be the direction signal of liquid flow.In the present embodiment, second cooling fluid 13 requires to select for use flowability, thermal conductivity good, and the liquid that physical and chemical stability is good recommends to adopt inorganic liquid, for example transformer wet goods.
The present invention can also have other embodiment, and for example the chill surface of semiconductor cooler can also adopt with described light source illuminating apparatus or thermal coupling contacts.
Light-source illuminating system of the present invention is provided with semiconductor cooler, fills cooling fluid 7 and can be good at the heat of light-source illuminating system is distributed in the airtight container of lens arra 2 and heat-conducting plate 3 formation.Heating face at semiconductor cooler also is provided with contacted with it radiator, the heating face of semiconductor cooler and the second cooling sap cavity combination.In the present invention, these refrigerating plants can adopt a kind of multiple any combination that also can adopt wherein.
Claims (10)
1, a kind of light-source illuminating system, comprise light source illuminating apparatus, it is characterized in that described light-source illuminating system also comprises the semiconductor cooler that is used to cool off described light source illuminating apparatus, the chill surface of described semiconductor cooler directly contacts with described light source illuminating apparatus or the thermal coupling contact.
2, light-source illuminating system according to claim 1 is characterized in that, the heating face of described semiconductor cooler is fixed with radiator.
3, light-source illuminating system according to claim 2 is characterized in that, the chill surface of described semiconductor cooler and heating face all are coated with and are useful on the pasty state heat sink material that reduces thermal conduction resistance.
4, light-source illuminating system according to claim 1, it is characterized in that, described light-source illuminating system also is provided with the radiator and the circulating pump of the second cooling sap cavity, separation, the heating face of described semiconductor cooler contacts with the second cooling sap cavity, described second cooling sap cavity, the circulating pump, radiator be by the closed circuit that is connected to form of conduit, and full in the described closed circuit have second cooling fluid.
5, light-source illuminating system according to claim 4 is characterized in that, is provided with the dividing plate that forms the loop, labyrinth in the described second cooling sap cavity.
6, light-source illuminating system according to claim 1, it is characterized in that described light source illuminating apparatus is a plurality of LED, each described LED individual packages also is fixed with heat-conducting block, described LED contacts with heat sink by heat-conducting block, and heat sink contacts with described semiconductor cooler.
7, light-source illuminating system according to claim 1, it is characterized in that, described light source illuminating apparatus comprises led array, the lens arra that cooperates with described led array, described led array is sealed between the airtight container of described lens arra and heat-conducting plate formation, described airtight container is equipped with transparent cooling fluid, and the EGR that makes that described liquid circulation flows also is housed in the described airtight container.
8, light-source illuminating system according to claim 7 is characterized in that, described EGR is a piezoelectric ceramic piece, and the two ends of described led array are provided with check valve.
9, light-source illuminating system according to claim 7 is characterized in that, described lens arra comprises lens case, and described cooling fluid fills and form liquid lens with it jointly in lens case.
10, light-source illuminating system according to claim 9 is characterized in that, the deielectric-coating of led chip surface one or more layers refractive index circle of plating between led chip medium refraction index and fluid dielectric coolant refractive index.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100607039A CN101078507A (en) | 2006-05-24 | 2006-05-24 | Light source illumination system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100607039A CN101078507A (en) | 2006-05-24 | 2006-05-24 | Light source illumination system |
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| Publication Number | Publication Date |
|---|---|
| CN101078507A true CN101078507A (en) | 2007-11-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2006100607039A Pending CN101078507A (en) | 2006-05-24 | 2006-05-24 | Light source illumination system |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101922629A (en) * | 2009-06-10 | 2010-12-22 | 斯坦雷电气株式会社 | Liquid cooling LED light source and possess the solar cell evaluation device of liquid cooling LED light source |
| CN101943565A (en) * | 2010-08-20 | 2011-01-12 | 中国人民解放军空军装备研究院航空装备研究所 | Moving oil particle microscopic imaging system with double fiber-coupling LED light sources |
| CN102130225A (en) * | 2010-12-14 | 2011-07-20 | 黄金鹿 | Packaging method for improving light efficiency of integrated LED light source |
| CN102338934A (en) * | 2011-09-06 | 2012-02-01 | 湖北星业光电科技有限公司 | Linear beam laser system |
| CN101566748B (en) * | 2008-04-22 | 2012-03-14 | 鸿富锦精密工业（深圳）有限公司 | Radiating module and backlight module adopting same |
| RU2487296C2 (en) * | 2011-04-19 | 2013-07-10 | Роман Дмитриевич Давыденко | Illumination device |
| CN103851601A (en) * | 2012-11-30 | 2014-06-11 | 海洋王（东莞）照明科技有限公司 | Lamp and liquid-cooling radiator thereof |
| CN104613350A (en) * | 2015-02-12 | 2015-05-13 | 清华大学 | High-power semiconductor illuminating light source |
| WO2016163919A1 (en) * | 2015-04-07 | 2016-10-13 | Илья Борисович НАЛИЧАЕВ | Lighting installation |
| CN106791300A (en) * | 2016-12-09 | 2017-05-31 | 刘洋 | A kind of high resolution optical imaging equipment |
| WO2017211291A1 (en) * | 2016-06-07 | 2017-12-14 | 杭州华普永明光电股份有限公司 | Light-emitting diode lighting module |
| CN108954120A (en) * | 2018-10-10 | 2018-12-07 | 贵州大学 | A kind of tunnel LED explosion-proof lamp with warning function |
| CN110290679A (en) * | 2019-06-27 | 2019-09-27 | 厦门天马微电子有限公司 | A kind of display module of water-cooling |
| CN110748819A (en) * | 2019-10-29 | 2020-02-04 | 徐州爱特普电子有限公司 | LED explosion-proof lamp with water-cooling effect |
| RU2734708C2 (en) * | 2018-04-16 | 2020-10-22 | Владимир Дмитриевич Шкилев | Detonation jet engine with cooling system |
| CN113485522A (en) * | 2021-07-08 | 2021-10-08 | 长沙韶光半导体有限公司 | Self-heat dissipation type programmable clock generator |
-
2006
- 2006-05-24 CN CNA2006100607039A patent/CN101078507A/en active Pending
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101566748B (en) * | 2008-04-22 | 2012-03-14 | 鸿富锦精密工业（深圳）有限公司 | Radiating module and backlight module adopting same |
| CN101922629A (en) * | 2009-06-10 | 2010-12-22 | 斯坦雷电气株式会社 | Liquid cooling LED light source and possess the solar cell evaluation device of liquid cooling LED light source |
| CN101943565A (en) * | 2010-08-20 | 2011-01-12 | 中国人民解放军空军装备研究院航空装备研究所 | Moving oil particle microscopic imaging system with double fiber-coupling LED light sources |
| CN102130225A (en) * | 2010-12-14 | 2011-07-20 | 黄金鹿 | Packaging method for improving light efficiency of integrated LED light source |
| RU2487296C2 (en) * | 2011-04-19 | 2013-07-10 | Роман Дмитриевич Давыденко | Illumination device |
| CN102338934A (en) * | 2011-09-06 | 2012-02-01 | 湖北星业光电科技有限公司 | Linear beam laser system |
| CN103851601A (en) * | 2012-11-30 | 2014-06-11 | 海洋王（东莞）照明科技有限公司 | Lamp and liquid-cooling radiator thereof |
| CN104613350A (en) * | 2015-02-12 | 2015-05-13 | 清华大学 | High-power semiconductor illuminating light source |
| WO2016163919A1 (en) * | 2015-04-07 | 2016-10-13 | Илья Борисович НАЛИЧАЕВ | Lighting installation |
| AU2016244708B2 (en) * | 2015-04-07 | 2018-09-27 | Ilia Borisovitch Nalitchaev | Lighting installation |
| WO2017211291A1 (en) * | 2016-06-07 | 2017-12-14 | 杭州华普永明光电股份有限公司 | Light-emitting diode lighting module |
| US10808912B2 (en) | 2016-06-07 | 2020-10-20 | Hangzhou Hpwinner Opto Corporation | Light-emitting diode lighting module |
| CN106791300A (en) * | 2016-12-09 | 2017-05-31 | 刘洋 | A kind of high resolution optical imaging equipment |
| CN106791300B (en) * | 2016-12-09 | 2019-06-25 | 上饶市众联光电有限公司 | A kind of high resolution optical imaging equipment |
| RU2734708C2 (en) * | 2018-04-16 | 2020-10-22 | Владимир Дмитриевич Шкилев | Detonation jet engine with cooling system |
| CN108954120A (en) * | 2018-10-10 | 2018-12-07 | 贵州大学 | A kind of tunnel LED explosion-proof lamp with warning function |
| CN110290679A (en) * | 2019-06-27 | 2019-09-27 | 厦门天马微电子有限公司 | A kind of display module of water-cooling |
| CN110748819A (en) * | 2019-10-29 | 2020-02-04 | 徐州爱特普电子有限公司 | LED explosion-proof lamp with water-cooling effect |
| CN113485522A (en) * | 2021-07-08 | 2021-10-08 | 长沙韶光半导体有限公司 | Self-heat dissipation type programmable clock generator |
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Open date: 20071128 |