CN102352976A - High-power integrated type light emitting diode (LED) high-efficiency radiating lamp - Google Patents
High-power integrated type light emitting diode (LED) high-efficiency radiating lamp Download PDFInfo
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- CN102352976A CN102352976A CN2011103265335A CN201110326533A CN102352976A CN 102352976 A CN102352976 A CN 102352976A CN 2011103265335 A CN2011103265335 A CN 2011103265335A CN 201110326533 A CN201110326533 A CN 201110326533A CN 102352976 A CN102352976 A CN 102352976A
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Abstract
The invention discloses a high-power integrated type light emitting diode (LED) high-efficiency radiating lamp, comprising a housing, a water cooling cavity, an integrated type LED light source, a ceramic substrate, two waterproof power sources, a copper heat conduction block, a condensing and radiating device and a fixed bracket. The housing is made from aluminum alloy. The waterproof power sources are arranged at two sides of the housing. The integrated type LED light source and the ceramic substrate are wholly packed. One end of the copper heat conduction block is connected with the ceramic substrate. A condensing and radiating pipe is connected with the water cooling cavity by a waterproof joint. The fixed bracket is connected with the housing. In the lamp, the functions such as ceramic heat conduction, metal heat conduction, water cooling heat conduction, air cooling convection heat conduction and the like are scientifically distributed, so that the cost can be saved on the premise that the good radiation is guaranteed, the radiation effect is better due to the uniquely-designed structure of the water cooling cavity, and the housing is more compact in volume. The LED lamp is convenient to install, and is flexibly applied to various environments through different cooling liquids, so that the service life of the integrated type LED light source lamp can be effectively prolonged.
Description
Technical field
The present invention relates to a kind of light fixture, especially a kind of high-power integrated LED high efficiency and heat radiation light fixture.
Background technology
Lighting outside conventional chamber, the LED light fixture has the light efficiency height, and the life-span is long, environmental protection, advantage such as colour rendering is good, the LED light fixture just progressively replaces traditional lighting in every field at present.In the LED outdoor lamp, adopt two kinds of main flow schemes of distribution type LED light source and integrated LED light source usually.The heat radiation of distribution type LED light source lamp is even, but the light fixture volume is big, and the hot spot distributing homogeneity is not good; Adopt integrated LED light source lamp luminous flux high, with low cost, but heat generating spot is concentrated the relatively difficulty of dispelling the heat.Whether the LED light fixture is stable, and the quality of quality and lamp body heat radiation itself is most important, and the shell natural heat dissipation is adopted in the heat radiation of high-power and high-luminance integrated LED light fixture in the market usually, and effect is unsatisfactory.Heat dispersion is not good, and the life-span of light fixture itself also can be had a strong impact on.Illuminating industry market is to improve service life, application portability and design variation to the requirement of integrated LED outdoor lamp, and therefore, the heat dissipation problem that solves high-power integrated LED light fixture is the focus of present LED lighting field research.
Summary of the invention
The object of the present invention is to provide a kind of high-power integrated LED high efficiency and heat radiation light fixture.This light fixture good heat dissipation effect, long service life is convenient to transportation and is installed, and is applicable to outdoor lighting.
Technical scheme of the present invention is: a kind of high-power integrated LED high efficiency and heat radiation light fixture, and this light fixture comprises shell, waterway, integrated LED light source, ceramic substrate, waterproof power supply, copper heat-conducting block, condensation radiator, fixed support; Said shell adopts aluminum alloy materials, and outer surface adopts the anodic oxidation blackout to handle.There is waterway the centre, and waterway is " M " type, fills cooling fluid in the waterway cavity.Have the waterproof interface to link to each other with the condensation radiator on the waterway, water joint (5) is a stainless steel, and all there is screw thread at two ends.The waterproof power supply is equipped with in said shell both sides, and the waterproof power supply is equipped with in the shell both sides, is input as wide cut voltage 100V ~ 280V pattern, is output as constant-current mode, and degree of protection is IP67.The waterproof power supply is connected with the integrated LED light source through inner high temperature resistant wire, and the high temperature resistant wire skin is a flame-retardant polychloroethylene insulation material.High temperature resistant wire through in shell, passing is connected with the integrated LED light source that is located at the shell bottom surface; There is reflector layer said shell bottom surface; Said integrated LED light source and the integrated encapsulation of ceramic substrate, the ceramic substrate principal crystalline phase is aluminium nitride (AlN), thermal conductivity is greater than 200W/mK.The led light source light-emitting area outwardly; Said copper heat-conducting block one end links to each other with ceramic substrate, and an end is carved with groove, closely embeds in the waterway, and groove height is 1/2nd of a copper heat-conducting block thickness; The copper heat-conducting block other end and ceramic substrate are fixed through the high strength heat conductive silica gel.Said condensation radiator is connected with waterway through water joint, and said condensation radiator is connected with waterway through water joint, forms closed loop.Said fixed support links to each other with shell through hex(agonal)screw, and fixed support and shell connect the place has " U " type screw hole, and said fixed support links to each other with shell, can be around 180 ° of rotations of shell, and there are two locating holes the support back.
The invention has the advantages that: 1, adopt integrated LED as light source, have the light efficiency height, volume is little, less energy consumption, and the life-span is long, the advantage of environmental protection; 2, the design of " M " type waterway is unique, has taken into full account the heat conducting direction of liquid, has reduced the consumption of cooling fluid in the chamber, make shell weight saving 20%, but radiating effect can improve 10%; 3, the integrated LED light source is encapsulated on the ceramic substrate as first heat-conducting layer, compares conventional aluminum substrate package mode, ceramic substrate has the excellent electric insulation performance, and light weight, and thermal resistance is littler, and heat transfer efficiency is higher, and resistance to elevated temperatures is better.4, the waterway in the LED shell is connected with the copper heat-conducting block, and the heat that ceramic substrate transmits can conduct to water-cooling system rapidly through the high heat conductivility of copper material, effectively improves the led light source radiating efficiency, prolongs the LED life-span.5, waterway is connected through water joint with the condensation radiator, is convenient to transportation, installs, dismantles, and can different according to use occasion (like the north, south) change different cooling fluids.6, cooling fluid steam motion path loop is many in the condensation radiator, is equivalent to increase area of dissipation; Leave air duct between condensation radiator pipeline, be convenient to the cross-ventilation heat radiation.7, the waterproof power supply is external, and the heat that power supply is produced directly dispels the heat through cross-ventilation, makes the internal temperature of light fixture lower, and is convenient to change, load and unload.
Description of drawings
Fig. 1 is a kind of high-power integrated LED high efficiency and heat radiation fitting structure sketch map of the present invention;
Fig. 2 is a kind of high-power integrated LED high efficiency and heat radiation light fixture vertical view of the present invention;
Fig. 3 is a kind of high-power integrated LED high efficiency and heat radiation light fixture front view of the present invention;
Fig. 4 is a kind of high-power integrated LED high efficiency and heat radiation light fixture stereogram of the present invention.
Among the figure:
1---integrated LED light source 2---waterproof power supply 3---ceramic substrate
4---copper heat-conducting block 5---water joint 6---panel 7---high temperature resistant wires
8---fixed support 9---condensation radiator 10---waterwaies
11---shell 12---locating hole.
The specific embodiment
According to accompanying drawing, the present invention is done further description.As shown in Figure 1, be the high-power integrated LED light fixture of the present invention cutaway view.In the present embodiment, this high-power integrated LED light fixture comprises shell 11, waterway 10, integrated LED light source 1, ceramic substrate 3, waterproof power supply 2, copper heat-conducting block 4, condensation radiator 9, fixed support 8 etc.In the present invention, shell 11 adopts the Birmasil one-shot forming, light weight, and intensity is high, itself also is good heat carrier.Enclosure is processed as " M " type waterway 10, and this waterway 10 meets the thermodynamic fluid principle, can make full use of heat absorptivity and the heat conductivity heat radiation and the outer cover metal heat radiation of cooling fluid.There is water joint 5 to link to each other conveniently assemble and disassemble on the waterway 10 with condensation radiator 9.The waterproof constant-current supply is equipped with in shell 11 both sides, is connected with integrated LED light source 1 through the high temperature resistant wire 7 that in shell 11, passes.Shell 11 bottom surface nickel plating are as reflector layer, the front with lucite or secondary light-distribution lens as panel 6.Integrated LED light source 1 is as a whole with ceramic substrate 3 encapsulation.Copper heat-conducting block 4 thickness are no more than 1 centimetre, and an end links to each other with the ceramic substrate 3 of insulation, and an end is carved with groove, closely embeds in the waterway 10.Condensation radiator 9 is connected with waterway 10 through water joint 5.Fixed support 8 links to each other with shell 11, can 180 ° of rotation, and there are two locating holes 12 the support back.Through the fixing light fixture of locating hole 12, mounting means is flexible.
The heat that produces during 1 work of integrated LED light source conducts to waterway 10 rapidly through ceramic substrate 3 and copper heat-conducting block 4; The explosive evaporation of being heated of cooling fluids in the waterway 10; Boil-off gas rises and in condensation radiator 9, condenses and release heat; Heat is distributed to atmosphere through the surface and the circulation of air of condensation radiator 9; Cooling fluid gravitate after condensing is back to waterway 10, thereby realizes the high efficiency and heat radiation circulation.
In the present embodiment, fixed support 8, condensation radiator 9 and aluminum alloy casing were opened packed and transported in 11 minutes, and convenient the use installed.Water joint 5 is taken off, get final product the can cooling fluid, cooling fluid need be filled with whole waterway 10.The intact back of can is connected sealing through water joint 5 with condensation radiator 9.The cooling fluid different according to the environment temperature different choice of light fixture territory of use, and determine whether to add antifreezing agent.
Above-mentioned detailed description is to the specifying of possible embodiments of the present invention, and this embodiment is not in order to limiting claim of the present invention, and the equivalence that all the present invention of disengaging do is implemented or change, all should be contained in the claim of this case.
Claims (7)
1. high-power integrated LED high efficiency and heat radiation light fixture, it is characterized in that: this light fixture comprises shell, waterway, integrated LED light source, ceramic substrate, waterproof power supply, copper heat-conducting block, condensation radiator, fixed support; Said shell adopts aluminum alloy materials; There is waterway the centre, and waterway is " M " type, has the waterproof interface to link to each other with the condensation radiator on the waterway; The waterproof power supply is equipped with in said shell both sides, is connected with the integrated LED light source that is located at the shell bottom surface through the high temperature resistant wire that in shell, passes; There is reflector layer said shell bottom surface; Said integrated LED light source and the integrated encapsulation of ceramic substrate, the led light source light-emitting area is outwardly; Said copper heat-conducting block one end links to each other with ceramic substrate, and an end is carved with groove, closely embeds in the waterway; Said condensation radiator is connected with waterway through water joint; Said fixed support links to each other with shell through hex(agonal)screw, and fixed support and shell connect the place has " U " type screw hole.
2. according to the said high-power integrated LED high efficiency and heat radiation light fixture of claim 1, it is characterized in that: said shell adopts aluminum alloy materials, and outer surface adopts the anodic oxidation blackout to handle; Fill cooling fluid in the waterway cavity; Water joint is a stainless steel, and all there is screw thread at two ends.
3. according to the said high-power integrated LED high efficiency and heat radiation light fixture of claim 1, it is characterized in that: the ceramic substrate principal crystalline phase is an aluminium nitride, and thermal conductivity is greater than 200W/mK.
4. according to the said high-power integrated LED high efficiency and heat radiation light fixture of claim 1, it is characterized in that: the waterproof power supply is equipped with in said shell both sides, is input as wide cut voltage 100V ~ 280V pattern, is output as constant-current mode, and degree of protection is IP67; The waterproof power supply is connected with the integrated LED light source through inner high temperature resistant wire, and the high temperature resistant wire skin is a flame-retardant polychloroethylene insulation material.
5. according to the said high-power integrated LED high efficiency and heat radiation light fixture of claim 1, it is characterized in that: groove height is 1/2nd of a copper heat-conducting block thickness; The copper heat-conducting block other end and ceramic substrate are fixed through the high strength heat conductive silica gel.
6. according to the said high-power integrated LED high efficiency and heat radiation light fixture of claim 1, it is characterized in that: said condensation radiator is connected with waterway through water joint, forms closed loop.
7. according to the said high-power integrated LED high efficiency and heat radiation light fixture of claim 1, it is characterized in that: said fixed support links to each other with shell, can be around 180 ° of rotations of shell, and there are two locating holes the support back.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103265335A CN102352976A (en) | 2011-10-25 | 2011-10-25 | High-power integrated type light emitting diode (LED) high-efficiency radiating lamp |
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| CN2011103265335A CN102352976A (en) | 2011-10-25 | 2011-10-25 | High-power integrated type light emitting diode (LED) high-efficiency radiating lamp |
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| CN102352976A true CN102352976A (en) | 2012-02-15 |
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| CN102907382A (en) * | 2012-09-25 | 2013-02-06 | 浙江深度光电科技有限公司 | Water-cooled LED (light-emitting diode) fishing lamp |
| CN103900060A (en) * | 2014-04-28 | 2014-07-02 | 江苏达伦电子股份有限公司 | LED heat dissipation structure |
| CN104197293A (en) * | 2014-09-16 | 2014-12-10 | 合肥徽彩电子科技有限公司 | Water-circulating cooling shell for LED explosion-proof lamp |
| CN104748012A (en) * | 2015-03-28 | 2015-07-01 | 朱惠冲 | Large-power LED lamp |
| 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 |
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| US20100134017A1 (en) * | 2008-11-25 | 2010-06-03 | Yasushi Yatsuda | Liquid-cooled led lighting device |
| CN101749679A (en) * | 2008-12-01 | 2010-06-23 | 吕亮 | Direct cooling recirculating large-power LED spotlight series |
| 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 |
| CN101943335A (en) * | 2009-07-07 | 2011-01-12 | 富准精密工业(深圳)有限公司 | Light-emitting diode lamp |
| KR101044872B1 (en) * | 2009-01-07 | 2011-06-28 | 엘지전자 주식회사 | Scroll compressor |
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| US20050047140A1 (en) * | 2003-08-25 | 2005-03-03 | Jung-Chien Chang | Lighting device composed of a thin light emitting diode module |
| US20100134017A1 (en) * | 2008-11-25 | 2010-06-03 | Yasushi Yatsuda | Liquid-cooled led lighting device |
| CN101749679A (en) * | 2008-12-01 | 2010-06-23 | 吕亮 | Direct cooling recirculating large-power LED spotlight series |
| KR101044872B1 (en) * | 2009-01-07 | 2011-06-28 | 엘지전자 주식회사 | Scroll compressor |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102907382A (en) * | 2012-09-25 | 2013-02-06 | 浙江深度光电科技有限公司 | Water-cooled LED (light-emitting diode) fishing lamp |
| CN102907382B (en) * | 2012-09-25 | 2016-03-30 | 浙江深度光电科技有限公司 | A kind of water-refrigeration LED fishing lamp |
| CN103900060A (en) * | 2014-04-28 | 2014-07-02 | 江苏达伦电子股份有限公司 | LED heat dissipation structure |
| CN104197293A (en) * | 2014-09-16 | 2014-12-10 | 合肥徽彩电子科技有限公司 | Water-circulating cooling shell for LED explosion-proof lamp |
| CN104748012A (en) * | 2015-03-28 | 2015-07-01 | 朱惠冲 | Large-power LED lamp |
| 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 |
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Application publication date: 20120215 |