CN101963339A - Integrated radiating device for high-power LED light source - Google Patents

Integrated radiating device for high-power LED light source Download PDF

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Publication number
CN101963339A
CN101963339A CN2010105102183A CN201010510218A CN101963339A CN 101963339 A CN101963339 A CN 101963339A CN 2010105102183 A CN2010105102183 A CN 2010105102183A CN 201010510218 A CN201010510218 A CN 201010510218A CN 101963339 A CN101963339 A CN 101963339A
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China
Prior art keywords
light source
led light
power led
radiator
housing
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CN2010105102183A
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Chinese (zh)
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王春
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Individual
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Individual
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Priority to CN2010105102183A priority Critical patent/CN101963339A/en
Publication of CN101963339A publication Critical patent/CN101963339A/en
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Abstract

The invention relates to an integrated radiating device for a high-power LED light source, comprising shells provided with containing cavities, wherein the shells are provided with operating holes; an outer cover adaptive to the operating holes covers the operating holes; at least the outer surfaces of the shells are provided with grooves for installing graphite radiators; and an outlet hole runs through the shells and shell radiators. Therefore, the invention has the following beneficial effects: the driving power supply of the high-power LED light source is installed in the containing cavities arranged in the shells, thus preventing the driving power supply from water and dust, effectively improving the working environment of the driving power supply, ensuring reliable work of the driving power supply and prolonging the working life of the driving power supply; besides, the graphite radiators are installed on the periphery of the shells and the chips of the high-power LED light source are installed in the shell radiators, therefore, the high-power LED light source and the driving power supply thereof are respectively installed on the shells and the shell radiators and form the monolithic structure, so that the device has compact structure, small volume and good radiating effect and saves space.

Description

A kind of high-power LED light source integral heat dissipation device
Technical field
The present invention relates to a kind of high-power LED light source integral heat dissipation device, be mainly used in the heat radiation of high-power LED light source, belong to the high-power LED light source application.
Background technology
High-power LED light source in use can produce a large amount of heats, for guaranteeing the high-power LED light source operate as normal and prolonging its service life, generally needs to adopt heat abstractor so that led light source is dispelled the heat.The used heat abstractor of high-power LED light source mainly contains following several at present: (1) adopts a heat dissipation metal flat board, the high-power LED light source chip is close to fixing in the above, then the heat that high-power LED light source sent distributes cooling by the heat dissipation metal flat board, and this mode is comparatively commonly used at present; (2) adopt a heat dissipation metal flat board, and on the plane, one side of this heat dissipation metal flat board, fin is set, increase area of dissipation, improve radiating effect, and the high-power LED light source chip fixedly is close on the another side plane; (3) the heat dissipation metal flat board is made interlayer, in interlayer, fill the heat radiation cold oil with; And the one side at the dull and stereotyped interlayer of heat dissipation metal is provided with fin; The high-power LED light source chip fixedly is close to another side, improves the heat radiation cooling effect with this.
The mode that realizes heat radiation according to above several heat abstractors is as can be known: these heat abstractors, certain effect has been played in high-power LED light source heat radiation cooling, but it is always little because of area of dissipation, radiating effect is limited, the heat radiation cooling effect is poor, having influenced high-power LED light source chip service life and luminous efficiency, and the fixing high-power LED light source chip of this heat abstractor, can not use as him.
Summary of the invention
For overcoming the deficiency that existing high-power LED light source heat abstractor exists, the invention provides a kind of high-power LED light source integral heat dissipation device, it is by being provided with a cavity that is used to install high-power LED light source, and fin is installed at the outer surface of this cavity, make and not only good heat dissipation effect of multifunctional heat dissipation device of the present invention effects such as water proof and dust proof are arranged but also can be opposite to its interior high-power LED light source.
For realizing above technical purpose, the present invention will take following technical scheme:
A kind of high-power LED light source integral heat dissipation device, be provided with the housing of container cavity in comprising, offer gathering hole on this housing, and be coated with the enclosing cover suitable on the gathering hole with it, at least the outer surface of housing is provided with the groove that heat radiator is installed in addition, and run through housing and the housing radiator is offered wire hole further, cover outward the enclosing cover radiator also is installed.
Further, described enclosing cover radiator is solid multiple-piece fin.
Further, be provided with the groove of assigning heat radiator between described housing radiator and the housing outer surface.
Further, the described housing box body that is square, the housing radiator comprises side radiator that is installed on various body box bodys side and the bottom heat spreader that is installed on various body box bottoms, described side radiator is a blade inserting graphite radiating sheet, then for being provided with the heat sink of plane boss, the outer surface of this plane boss is provided with the installation locating hole to bottom heat spreader.
Further, rectangular, the trapezoidal or arc shape in the cross section of described blade inserting graphite radiating sheet.
Further, be provided with the groove of assigning heat radiator between described housing radiator and the housing outer surface.
Further, the two bottom sides of described housing is provided with the installation support plate, and offers installing hole on this installation support plate.
According to above technical scheme, can realize following beneficial effect:
1. the present invention is installed on the driving power of high-power LED light source in the container cavity that is provided with in the housing, thereby can be to this driving power waterproof dust-separation, improved the driving power working environment effectively, guarantee the reliably working of this driving power, and prolong its working life, in addition, in the periphery of housing the housing radiator is installed, and the high-power LED light source chip is installed on the housing radiator, thereby improve area of dissipation effectively, promptly greatly improved radiating effect to high-power LED light source, reduce high-power LED light source work temperature rise effectively, prolonged its working life, improved its luminous efficiency, have again, high-power LED light source and driving power thereof are divided on the radiator of installing on housing and the housing, form monolithic construction, then compact conformation, volume is little, conserve space;
2. be provided with the groove of assigning heat radiator between housing radiator of the present invention and the housing outer surface, and groove and graphite radiating sheet are suitable, the surface of graphite radiating sheet is textured, and this structure can more large-area heat radiation.The graphite radiating sheet bonds on the metal superconduction pedestal with heat-conduction epoxy resin, increased area of dissipation greatly to keep the light of radiator and to improve radiating effect, both acting in conjunction results, greatly improved radiating effect to high-power LED light source, effectively reduce high-power LED light source work temperature rise, prolong its working life, improved its luminous efficiency;
3. both sides, housing bottom surface are provided with fixedly connected support plate, are convenient to fixedly connected with lamp bracket;
4. the cassette shell bottom surface is the plane, and the high-power LED light source chip can directly fixedly be contacted with heat abstractor, has effectively simplified the heat radiation link, has improved radiating efficiency.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the front view of Fig. 1;
Fig. 3 is the left view of Fig. 1;
Wherein, textured graphite radiating sheet 1 is installed support plate 2 graphite radiating sheet grooves 3 enclosing cover radiators 4 enclosing covers 5 boss planes 51 wire holes, 6 housings, 7 power supply mounting brackets, 8 epoxy resin adhered layers 9.
The specific embodiment
A kind of high-power LED light source integral heat dissipation device, be provided with the housing 7 of container cavity in comprising, offer gathering hole on this housing, and be coated with the enclosing cover suitable 5 on the gathering hole with it, the periphery of described housing is provided with the groove 3 of assigning heat radiator, textured graphite radiating sheet 1 adopts heat-conduction epoxy resin sticking 9 to receive in groove 3, and enclosing cover radiator 4 then is installed on the enclosing cover 5, and runs through housing and the housing radiator is offered wire hole.
Described enclosing cover radiator is solid multiple-piece fin 4, and the housing radiator comprises side radiator that is installed on various body box bodys side and the bottom heat spreader 7 that is installed on various body box bottoms, described side radiator is a blade inserting graphite radiating sheet 1, rectangular, the trapezoidal or arc shape in the cross section of described blade inserting graphite radiating sheet 1, the surface of graphite radiating sheet is textured.
The two bottom sides of described housing is provided with installs support plate 2, and offers installing hole on this installation support plate, and covers outside and mounting bracket is set to carry out the support of heat abstractor of the present invention.
During use, the driving power of high-power LED light source is installed in the container cavity that is provided with in the housing 7, location and installation high-power LED light source chip on the plane of bottom heat spreader then, and by wiring hole 6 utilization wiring driving power is connected with the high-power LED light source chip and gets final product, hence one can see that, high-power LED light source chip of the present invention and driving power thereof all adopt same heat abstractor, compact conformation then of the present invention as can be known, conserve space, in addition, the outer surface of housing 7 of the present invention is equipped with the groove 3 of heat radiator, and heat radiator 1 adopts heat-conduction epoxy resin 8 to bond in groove, forms Natural Heat Convection up and down, radiating rate is fast,, increased area of dissipation greatly, both acting in conjunction results, greatly improved radiating effect to high-power LED light source, effectively reduce high-power LED light source work temperature rise, prolonged its working life, improved its luminous efficiency.

Claims (7)

1. high-power LED light source integral heat dissipation device, it is characterized in that, be provided with the housing of container cavity in comprising, offer gathering hole on this housing, and be coated with the enclosing cover suitable on the gathering hole with it, in addition the outer surface of housing is equipped with the groove of heat radiator at least, and heat radiator adopts heat-conduction epoxy resin to bond in groove, and runs through housing and the housing radiator is offered wire hole.
2. a kind of high-power LED light source integral heat dissipation device according to claim 1 is characterized in that, covers outward the enclosing cover radiator also is installed.
3. a kind of high-power LED light source integral heat dissipation device according to claim 2 is characterized in that described enclosing cover radiator is solid multiple-piece fin.
4. a kind of high-power LED light source integral heat dissipation device according to claim 1 and 2 is characterized in that, is provided with the groove of assigning heat radiator between described housing radiator and the housing outer surface.
5. a kind of high-power LED light source integral heat dissipation device according to claim 3, it is characterized in that, described housing is various body box bodys, the housing radiator comprises side radiator that is installed on various body box bodys side and the bottom heat spreader that is installed on various body box bottoms, described side radiator is a blade inserting graphite radiating sheet, then for being provided with the heat sink of plane boss, the outer surface of this plane boss is provided with the installation locating hole to bottom heat spreader.
6. a kind of high-power LED light source integral heat dissipation device according to claim 3 is characterized in that, rectangular, the trapezoidal or arc shape in the cross section of described blade inserting graphite radiating sheet, and the surface of graphite radiating sheet is textured.
7. a kind of high-power LED light source integral heat dissipation device according to claim 3 is characterized in that the two bottom sides of described housing is provided with the installation support plate, and offer installing hole on this installation support plate.
CN2010105102183A 2010-10-09 2010-10-09 Integrated radiating device for high-power LED light source Pending CN101963339A (en)

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Application Number Priority Date Filing Date Title
CN2010105102183A CN101963339A (en) 2010-10-09 2010-10-09 Integrated radiating device for high-power LED light source

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Application Number Priority Date Filing Date Title
CN2010105102183A CN101963339A (en) 2010-10-09 2010-10-09 Integrated radiating device for high-power LED light source

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102135250A (en) * 2011-04-19 2011-07-27 梁胜光 LED lamp source dissipating heat efficiently and manufacturing method thereof
CN102954377A (en) * 2012-10-31 2013-03-06 宁波佰迪照明科技股份有限公司 Light emitting diode (LED) lamp
CN106340462A (en) * 2016-09-27 2017-01-18 东泽节能技术(苏州)有限公司 Installation method of power semiconductor device and controller shell
CN108266709A (en) * 2018-01-26 2018-07-10 辽宁中维高新技术股份有限公司 A kind of annular LED headlamp heat radiator
CN111123238A (en) * 2018-10-31 2020-05-08 三赢科技(深圳)有限公司 Lens module and electronic equipment using same

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6252726B1 (en) * 1999-09-02 2001-06-26 Lightlogic, Inc. Dual-enclosure optoelectronic packages
US20080151541A1 (en) * 2006-12-22 2008-06-26 Nuventix, Inc. Thermal management system for LED array
CN201150166Y (en) * 2008-01-22 2008-11-12 成汉热传科技股份有限公司 Improved structure of radiating module
CN101363606A (en) * 2008-08-29 2009-02-11 北京中庆微数字设备开发有限公司 High-efficiency heat radiation LED lamp and system thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6252726B1 (en) * 1999-09-02 2001-06-26 Lightlogic, Inc. Dual-enclosure optoelectronic packages
US20080151541A1 (en) * 2006-12-22 2008-06-26 Nuventix, Inc. Thermal management system for LED array
CN201150166Y (en) * 2008-01-22 2008-11-12 成汉热传科技股份有限公司 Improved structure of radiating module
CN101363606A (en) * 2008-08-29 2009-02-11 北京中庆微数字设备开发有限公司 High-efficiency heat radiation LED lamp and system thereof

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102135250A (en) * 2011-04-19 2011-07-27 梁胜光 LED lamp source dissipating heat efficiently and manufacturing method thereof
CN102954377A (en) * 2012-10-31 2013-03-06 宁波佰迪照明科技股份有限公司 Light emitting diode (LED) lamp
CN106340462A (en) * 2016-09-27 2017-01-18 东泽节能技术(苏州)有限公司 Installation method of power semiconductor device and controller shell
CN106340462B (en) * 2016-09-27 2019-05-31 东泽节能技术(苏州)有限公司 A kind of installation method of power semiconductor and controller housing
CN108266709A (en) * 2018-01-26 2018-07-10 辽宁中维高新技术股份有限公司 A kind of annular LED headlamp heat radiator
CN111123238A (en) * 2018-10-31 2020-05-08 三赢科技(深圳)有限公司 Lens module and electronic equipment using same

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Application publication date: 20110202