CN101900314A - Multifunctional heat dissipation device - Google Patents
Multifunctional heat dissipation device Download PDFInfo
- Publication number
- CN101900314A CN101900314A CN2010102657787A CN201010265778A CN101900314A CN 101900314 A CN101900314 A CN 101900314A CN 2010102657787 A CN2010102657787 A CN 2010102657787A CN 201010265778 A CN201010265778 A CN 201010265778A CN 101900314 A CN101900314 A CN 101900314A
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- heat dissipation
- housing
- dissipation device
- case
- radiator
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Abstract
The invention relates to a multifunctional heat dissipation device, comprising a case internally provided with a containing cavity; wherein the case is opened with an operating port, the operating port is covered with a matched outer cover, besides, at least the outer surface of case is provided wit a case heat dissipation device, and a cable entry is opened by penetrating the case and the case heat dissipation device. Thus, high power LED light source driving power is arranged in the containing cavity in the case, water prevention and dust isolation can be realized on the driving power, the working environment of the driving power is effectively improved, the driving power is ensured to operate reliably, and the service life thereof is prolonged; besides, the periphery of the case is provided with the case heat dissipation device, and a high power LED light source chip is arranged on the case heat dissipation device, and a high power LED light source and the driving power thereof are respectively arranged on the case and the heat dissipation device arranged on the case, so as to form an integral type structure, so that structure is compact, volume is small, and space is saved.
Description
Technical field
The present invention relates to a kind of multifunctional 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 multifunctional 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 multifunctional 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, in addition the outer surface of housing is equipped with the housing radiator at least, and runs 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 heat radiation cooling medium layer between described housing radiator and the housing outer surface.
Further, the described housing box body that is square, the housing radiator comprises the side radiator that is installed on the rectangular box body side surface and is installed on the bottom heat spreader of square box bottom, described side radiator is hollow multiple-piece fin, 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 hollow multiple-piece fin.
Further, the two bottom sides of described housing is provided with the installation support plate, and offers installing hole on this installation support plate.
Further, the heat radiation cooling medium is the heat radiation cold oil.
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. there are the gap in housing radiator of the present invention and housing outer surface, and perfusion is dispelled the heat cold oil to form heat radiation cooling medium layer in the gap, form Natural Heat Convection up and down, radiating rate is fast, side radiator in the housing radiator is hollow multiple-piece fin in addition, 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, 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. cassette shell bottom center is provided with the boss 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, radiator 1 cooling medium perfusing hole 11 in side is installed support plate 2 housings 3 enclosing covers 4 bottom heat spreaders 5 boss planes 51 wire holes, 6 heat radiation cooling layers, 7 enclosing cover radiators, 8 mounting brackets 9.
The specific embodiment
A kind of multifunctional 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, housing of the present invention is the square box body of the uncovered setting in upper end, then enclosing cover is covered in the opening end of this square box body, the periphery of described housing is equipped with the housing radiator, cover outward the enclosing cover radiator then is installed, and run through housing and the housing radiator is offered wire hole, and be provided with the heat radiation cooling medium layer of connection between housing radiator and the housing outer surface, described heat radiation cooling medium is the heat radiation cold oil, this heat radiation cooling medium layer is realized in the following manner: promptly have the gap that is communicated with between housing radiator and housing outer surface, pour into the heat radiation cold oil by the cooling medium perfusing hole that is provided with on the housing radiator in this gap then and get final product.
Described enclosing cover radiator is solid multiple-piece fin, and the housing radiator comprises side radiator that is installed on the rectangular box body side surface and the bottom heat spreader that is installed on square box bottom, described side radiator is hollow multiple-piece fin, rectangular, the trapezoidal or arc shape in the cross section of described hollow multiple-piece fin, 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.
The two bottom sides of described housing is provided with the installation support plate, 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, location and installation high-power LED light source chip on the boss of the plane of bottom heat spreader then, and by wiring hole 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, there are the gap in housing radiator of the present invention and housing outer surface, and perfusion heat radiation cold oil forms Natural Heat Convection up and down to form heat radiation cooling medium layer in the gap, radiating rate is fast, it is hollow multiple-piece fin that side radiator in the housing radiator is arranged again, has 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 (8)
1. multifunctional 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 housing radiator at least, and runs through housing and the housing radiator is offered wire hole.
2. multifunctional heat dissipation device according to claim 1 is characterized in that, covers outward the enclosing cover radiator also is installed.
3. multifunctional heat dissipation device according to claim 2 is characterized in that, described enclosing cover radiator is solid multiple-piece fin.
4. multifunctional heat dissipation device according to claim 1 and 2 is characterized in that, is provided with heat radiation cooling medium layer between described housing radiator and the housing outer surface.
5. multifunctional heat dissipation device according to claim 3, it is characterized in that, the described housing box body that is square, the housing radiator comprises the side radiator that is installed on the rectangular box body side surface and is installed on the bottom heat spreader of square box bottom, described side radiator is hollow multiple-piece fin, 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. multifunctional heat dissipation device according to claim 3 is characterized in that, rectangular, the trapezoidal or arc shape in the cross section of described hollow multiple-piece fin.
7. multifunctional 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 offers installing hole on this installation support plate.
8. multifunctional heat dissipation device according to claim 3 is characterized in that, the heat radiation cooling medium is the heat radiation cold oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102657787A CN101900314A (en) | 2010-08-24 | 2010-08-24 | Multifunctional heat dissipation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102657787A CN101900314A (en) | 2010-08-24 | 2010-08-24 | Multifunctional heat dissipation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101900314A true CN101900314A (en) | 2010-12-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102657787A Pending CN101900314A (en) | 2010-08-24 | 2010-08-24 | Multifunctional heat dissipation device |
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| CN (1) | CN101900314A (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201526929U (en) * | 2009-11-12 | 2010-07-14 | 南通鹏达新能源照明科技有限公司 | Multifunctional radiating device |
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2010
- 2010-08-24 CN CN2010102657787A patent/CN101900314A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201526929U (en) * | 2009-11-12 | 2010-07-14 | 南通鹏达新能源照明科技有限公司 | Multifunctional radiating device |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
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Application publication date: 20101201 |