CN101539284A - LED illumination device - Google Patents
LED illumination device Download PDFInfo
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- CN101539284A CN101539284A CN200810066152A CN200810066152A CN101539284A CN 101539284 A CN101539284 A CN 101539284A CN 200810066152 A CN200810066152 A CN 200810066152A CN 200810066152 A CN200810066152 A CN 200810066152A CN 101539284 A CN101539284 A CN 101539284A
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- radiator
- heat
- light emitting
- emitting diode
- conducting plate
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
An LED illumination device comprises a lamp holder, a first radiator arranged on the lamp holder, a plurality of LED combinations, a plurality of second radiators arranged on the periphery of the first radiator, and a plurality of heat tubes connected with the first radiator and the second radiators, wherein the LED combinations are attached to the second radiators. The first radiator is additionally arranged on the LED illumination device to assist in dissipating heat, and the LED illumination device gains higher radiating efficiency and simultaneously can control the volume of the radiators; moreover, the LED combinations are attached to the second radiators which are arranged on the periphery of the first radiator, so rays can be radiated to the periphery of the illumination device, and the better illuminating effect can be realized.
Description
Technical field
The present invention relates to a kind of lighting device, be meant a kind of light emitting diode illuminating apparatus especially with heat abstractor.
Background technology
Light emitting diode is applied in the middle of the every field more and more as a kind of light emitting source efficiently.But, can produce a large amount of heats during light emitting diode work, if these heats can not get distributing timely, make light emitting diode produce superheating phenomenon easily, and then cause its luminous efficiency to descend.
Traditional light emitting diode illuminating apparatus comprises tabular radiator and some light emitting diodes that is installed on radiator one side.These light emitting diodes are arranged on some straight lines equably.When light emitting diode was lighted, the heat of its generation was distributed in the surrounding air via radiator.
But because these light emitting diodes are positioned at the homonymy of radiator, the light that it sent can only go out from this side direction external radiation of radiator, and lighting angle is limited, can not illuminate lighting device simultaneously all around, and illuminating effect is not good.
Summary of the invention
In view of this, be necessary to provide the light emitting diode illuminating apparatus that a kind of radiating efficiency is higher and lighting area is bigger.
A kind of light emitting diode illuminating apparatus, comprise a lamp socket, be arranged on first radiator and some light emitting diode combined on the lamp socket, also comprise the some heat pipes that are around in some second radiators around first radiator and connect first and second radiator, described light emitting diode combined is sticked on second radiator.
Compared with prior art, light emitting diode illuminating apparatus of the present invention adds first radiator with auxiliary heat dissipation, can obtain a higher radiating efficiency in control radiator volume size; And because light emitting diode combined is sticked on second radiator, second radiator is provided with around first radiator, so light radiation around lighting device can be reached a bigger field of illumination.
With reference to the accompanying drawings, the invention will be further described in conjunction with specific embodiments.
Description of drawings
Fig. 1 is the three-dimensional combination figure of light emitting diode illuminating apparatus of the present invention.
Fig. 2 is the part three-dimensional exploded view of Fig. 1.
Fig. 3 is the stereogram of first radiator of Fig. 1.
Fig. 4 is the profile of first radiator among Fig. 3.
Fig. 5 is the stereogram of second radiator among Fig. 1.
The specific embodiment
Light emitting diode illuminating apparatus of the present invention is used to indoor and more outdoor specific occasions that comprehensive large-area lighting is provided.As depicted in figs. 1 and 2, light emitting diode illuminating apparatus of the present invention comprises that a lamp socket 10, first radiator 20 that is connected with lamp socket 10, ring are located at three second radiators 30 around first radiator 20, connect three groups of heat pipes 40 of first and second radiator 20,30 and being sticked in the light emitting diode combined 50 in second radiator, 30 outsides respectively.In addition, the top of described first radiator 20 also is provided with as the crown of decorating 60.
Described lamp socket 10 comprises a columned body 12, and the upper end of this body 12 evenly is provided with three installation portions 14 that are bowl-mouth shape along its outer wall periphery, and each installation portion 14 central authorities offers an installing hole 140, so that combine with second radiator 30.
Described first radiator 20 and second radiator 30 are made by thermal conductance good metal material.See also Fig. 3 and Fig. 4, described first radiator 20 comprises the heat carrier 22 of a hollow tube-shape, and the outer wall of this heat carrier 22 radially outward is extended with some radiating fins 24 radially along it.The outer wall of described heat carrier 22 runs through three cylindric through holes 200 of formation along its central axis, and this through hole 200 is symmetrically distributed along the central axis of this heat carrier 22, and its cross section is c-shaped, in order to crown 60 conveniently to be installed on first radiator 20.Described heat carrier 22 forms three groups of otch 220 from an end along being parallel to after its central axis cuts away part, described three groups of otch 220 evenly are provided with along the circumference of heat carrier 22, and every group of otch 220 is between two through holes 200, it comprises a pair of otch parallel to each other 220, but heating tube 30 penetrates, and prevents that heat pipe 30 and fin 24 from producing interference.The corresponding otch of the inwall of described heat carrier 22 220 places offer groove 224, groove 224 central axis setting of 22 along flat shape in heat carrier, this groove 224 is semicircle shape through the central axis and the cross section of heat carrier 22, these grooves 224 and the corresponding otch 220 common spaces of accommodating heat pipe 40 that form.
As Fig. 2 and shown in Figure 5, described second radiator 30 comprises a rectangle heat-conducting plate 32, one outer surface of this heat-conducting plate 32 is sticked for light emitting diode combined 50, some fin 34 that its another relative inner surface vertically stretches out and is parallel to each other, these fin 34 extend towards the radiating fin 24 of first radiator 20, a through hole 320 is offered in the below of heat-conducting plate 32, passes the heat-conducting plate 32 of second radiator 30 for the source line group that connects light emitting diode combined 50 (figure does not show).The inner surface of described heat-conducting plate 32 is interval with a pair of groove 322 parallel to each other in order to ccontaining heat pipe 40.The below of described heat-conducting plate 32 inner surfaces extends outwardly and is provided with a bowl-shape lid 324 that protrudes in fin 34, the neckline 3242 that this lid 324 comprises along the inboard ring-type joint portions 3240 of outwards protruding of heat-conducting plate 32 and 3240 circumference extends along the joint portion, the slightly larger in diameter of this neckline 3242 is in the external diameter of the installation portion 14 of the body 12 of lamp socket 10, so that the neckline of lid 324 3242 covers are buckled in the installation portion 14 of the body 12 of lamp socket 10, thereby the lid 324 of second radiator 30 is combined on the body 12 of lamp socket 10, the space that described lid 324 and corresponding installation portion 14 are combined together to form not only can ccontaining connection light emitting diode combined 50 devices such as source line group, and can make on the firm body that is combined in lamp socket 10 12 of second radiator 30, strengthen second radiator 30 and be around in stability around first radiator 20.The edge of the heat-conducting plate 32 of second radiator 30 is provided with projection 326.
As shown in Figure 2, the inwall of the heat carrier 22 of every group of heat pipe 40 connections first radiator 20 and the heat-conducting plate 32 of second radiator 30, the heat of light emitting diode combined 50 transfers to the heat carrier 22 of first radiator 20 fast by heat pipe 40, thereby the heat of its generation is outwards distributed by the fin 34 of second radiator 30 and the radiating fin 24 of first radiator 20 simultaneously.Each heat pipe 40 comprises an endotherm section 42, is parallel to a heat release section 44 and the linkage section 46 between endotherm section 42 and heat release section 44 of endotherm section 42.The length of described endotherm section 42 is greater than the length of heat release section 44, is housed in the groove 322 of heat-conducting plate 32 of second radiator 30, is sticked at the heat of the light emitting diode combined 50 in second radiator, 30 outsides with absorption.The otch 220 that described heat release section 44 is passed first radiator 20 is housed in the groove 224 of inwall of first radiator 20, so that the heat that second radiator, 30 heat-conducting plates 32 absorb can reach on the heat carrier 22 of first radiator 20 fast, accelerate the radiating rate of second radiator 30.
The lampshade 54 that each group light emitting diode combined 50 comprises light emitting diode module 52 and is installed on second radiator 30 heat-conducting plates, 32 outsides and accommodates light emitting diode module 52 in the embodiments of the invention.Described light emitting diode module 52 comprises the circuit board 520 of a pair of rectangle and is fixed in some light emitting diodes 522 of circuit board 520 homonymies along circuit board 520 length directions.Described light emitting diode module 52 be sticked with heat-conducting plate 32 outsides of second radiator 30 so that the heat that light emitting diode module 52 produces can reach the heat-conducting plate 32 of second radiator 30 fast and derive by heat pipe 30.Can fill heat-conducting medium between the heat-conducting plate 32 of described light emitting diode module 52 and corresponding second radiator 30, to increase the capacity of heat transmission between them as heat-conducting glue and so on.
Described lampshade 54 is made by transparent material such as organic glass, resin etc., and it is a rectangle plate body, the size equate with the heat-conducting plate 32 of second radiator 30, comprise a cover body 540 and be installed in cover body 540 and heat-conducting plate 32 between a fixed frame 542.542 liang of this fixed frames group opposite side is equipped with the projection 326 corresponding fixing holes 5420 with the heat-conducting plate 32 of second radiator 30, cover body 540 places of keeping to the side offer the corresponding combined hole (figure does not show) of fixing hole 5420 of some and fixed frame 542, the projection 326 that (figure does not show) passes the heat-conducting plate 32 of the fixing hole 5420 of combined hole, fixed frame 542 of cover body 540 and first radiator so that screw screws togather, and lampshade 54 is stabilized on the heat-conducting plate 32 of second radiator 30.
When using this light emitting diode illuminating apparatus, light emitting diode module 52 electrified light emittings, the heat of its generation conducts on the heat-conducting plate 32 with its second radiator 30 that closely contacts via circuit board 520, further evenly be delivered on whole second radiator 30, a part of heat is distributed by fin 34 again; Another part heat reaches first radiator 20 by heat pipe 40 and is promptly distributed by radiating fin 24, and then improves radiating efficiency.And, be provided with because three second radiators 30 center on first radiator 20, and light emitting diode combined 50 is sticked on second radiator 30, so light radiation around lighting device can be reached the wider illuminating effect of a scope.
Claims (11)
1. light emitting diode illuminating apparatus, comprise a lamp socket, be arranged on first radiator and some light emitting diode combined on the lamp socket, it is characterized in that: also comprise the some heat pipes that are around in some second radiators around first radiator and connect first and second radiator, described light emitting diode combined is sticked on second radiator.
2. light emitting diode illuminating apparatus as claimed in claim 1 is characterized in that: described second radiator is parallel to the central axis setting of first radiator.
3. light emitting diode illuminating apparatus as claimed in claim 2 is characterized in that: described heat pipe comprises an endotherm section and a heat release section, and described endotherm section is housed in second radiator, and described heat release section is housed in first radiator.
4. light emitting diode illuminating apparatus as claimed in claim 3, it is characterized in that: described first radiator comprises the heat carrier of a hollow tube-shape and the some radiating fins that radially outward extend radially along the outer wall of this heat carrier, and the heat release section of described heat pipe is contained in the heat carrier inwall of first radiator.
5. light emitting diode illuminating apparatus as claimed in claim 4, it is characterized in that: described second radiator comprises a heat-conducting plate and the some fin that extend along a side of heat-conducting plate, the fin of described second radiator is towards the radiating fin setting of first radiator, described light emitting diode combined is sticked in the outside of the heat-conducting plate of second radiator, and the endotherm section of described heat pipe is contained in the inboard of the heat-conducting plate of second radiator.
6. light emitting diode illuminating apparatus as claimed in claim 5, it is characterized in that: the inwall of the heat carrier of described first radiator is axially offered groove along it, the corresponding described groove of one port of described heat carrier is provided with otch, and the heat release section of described heat pipe is arranged on the groove of heat carrier of described first radiator in the space that otch forms.
7. light emitting diode illuminating apparatus as claimed in claim 5, it is characterized in that: described light emitting diode combined comprises some light emitting diode module and a cover body, described light emitting diode module adheres on the second radiator heat-conducting plate outside, and described cover body is installed on the second radiator heat-conducting plate outside and accommodates light emitting diode module.
8. light emitting diode illuminating apparatus as claimed in claim 7 is characterized in that: a fixed frame is installed between the heat-conducting plate of the described cover body and second radiator.
9. as any described light emitting diode illuminating apparatus of claim 1 to 5, it is characterized in that: the heat-conducting plate of described second radiator extends a lid towards first radiator, and described lid combines with described lamp socket.
10. light emitting diode illuminating apparatus as claimed in claim 9 is characterized in that: the installation portion that described lamp socket combines with the lid of described second radiator along the setting of its periphery.
11. light emitting diode illuminating apparatus as claimed in claim 9, it is characterized in that: described lid comprise an annular joint portion and be connected with the joint portion, by the outward extending sidewall of the heat-conducting plate of second radiator, the joint portion of described lid is fastened on the installation portion of lamp socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100661526A CN101539284B (en) | 2008-03-21 | 2008-03-21 | LED illumination device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100661526A CN101539284B (en) | 2008-03-21 | 2008-03-21 | LED illumination device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101539284A true CN101539284A (en) | 2009-09-23 |
| CN101539284B CN101539284B (en) | 2012-05-16 |
Family
ID=41122605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100661526A Expired - Fee Related CN101539284B (en) | 2008-03-21 | 2008-03-21 | LED illumination device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101539284B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103574357A (en) * | 2013-05-21 | 2014-02-12 | 香港应用科技研究院有限公司 | Omnidirectional light-emitting and high-efficient radiating lighting device |
| US9134012B2 (en) | 2013-05-21 | 2015-09-15 | Hong Kong Applied Science and Technology Research Institute Company Limited | Lighting device with omnidirectional light emission and efficient heat dissipation |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103742885A (en) * | 2013-12-23 | 2014-04-23 | 上海欣丰电子有限公司 | Light-emitting diode (LED) lamp heat conduction structure |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1825648A (en) * | 2006-01-20 | 2006-08-30 | 陈桂芳 | Radiator for LED |
| CN2934915Y (en) * | 2006-06-06 | 2007-08-15 | 捷飞有限公司 | Multiple set heat radiation structure of LED lamp |
| CN2934916Y (en) * | 2006-06-15 | 2007-08-15 | 捷飞有限公司 | LED lamp radiation structure |
-
2008
- 2008-03-21 CN CN2008100661526A patent/CN101539284B/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103574357A (en) * | 2013-05-21 | 2014-02-12 | 香港应用科技研究院有限公司 | Omnidirectional light-emitting and high-efficient radiating lighting device |
| US9134012B2 (en) | 2013-05-21 | 2015-09-15 | Hong Kong Applied Science and Technology Research Institute Company Limited | Lighting device with omnidirectional light emission and efficient heat dissipation |
| CN103574357B (en) * | 2013-05-21 | 2016-01-20 | 香港应用科技研究院有限公司 | The lighting device of omnidirectional's luminescence and high efficiency and heat radiation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101539284B (en) | 2012-05-16 |
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Owner name: CHAMP TECH OPTICAL (FOSHAN) CORPORATION Free format text: FORMER OWNER: FUHUAI (SHENZHENG) PRECISION INDUSTRY CO., LTD. Effective date: 20130308 |
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Free format text: CORRECT: ADDRESS; FROM: 518109 SHENZHEN, GUANGDONG PROVINCE TO: 528051 FOSHAN, GUANGDONG PROVINCE |
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Effective date of registration: 20130308 Address after: 528051, Huabao North Road, Chengxi Industrial Zone, Chancheng District, Guangdong, Foshan, 35 Patentee after: Quanyida Technology (Foshan) Co., Ltd. Patentee after: Foxconn Precision Industry Co., Ltd. Address before: 518109 Guangdong city of Shenzhen province Baoan District Longhua Town Industrial Zone tabulaeformis tenth East Ring Road No. 2 two Patentee before: Fuhuai (Shenzheng) Precision Industry Co., Ltd. Patentee before: Foxconn Precision Industry Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120516 Termination date: 20140321 |