CN201652270U - Light source radiator of LED lamp - Google Patents
Light source radiator of LED lamp Download PDFInfo
- Publication number
- CN201652270U CN201652270U CN2010201011513U CN201020101151U CN201652270U CN 201652270 U CN201652270 U CN 201652270U CN 2010201011513 U CN2010201011513 U CN 2010201011513U CN 201020101151 U CN201020101151 U CN 201020101151U CN 201652270 U CN201652270 U CN 201652270U
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- heat
- radiating substrate
- fin
- conductive pipe
- light source
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- Expired - Fee Related
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Abstract
The utility model discloses a light source radiator of an LED lamp, which is characterized in that superconductive tubes are fixed on a radiating substrate, the superconductive tubes are bent to extent to the outside of the radiating substrate, radiating fins are mounted on the superconductive tubes, and middles of the radiating fins are concave and provided with a fan. The optimum technical scheme includes that a copper plate is used as the radiating substrate and the superconductive tubes and the middle concave type radiating fins array are used to transfer and dissipate heat so as to achieve better heat dissipation by matching with the fan, and the service life of the LED lamp can be prolonged effectively by means of changing the length and the amount of the superconductive tubes to meet radiating requirements of LED lamps with different powers and in different environments.
Description
Technical field
The utility model relates to LED lamp light source technical field, is a kind of heat abstractor of LED light fixture specifically.
Background technology
Along with the led light source development, integrated optical source becomes the main developing direction of following lighting engineering.Heat dissipation problem all is the main difficult problem of puzzlement LED light fixture development all the time, and the quality of radiator directly has influence on the life-span of LED light fixture, even has influenced LED light fixture future prospects for development.
Present LED light fixture adopts loaded down with trivial details fin form owing to need satisfy the heat radiation requirement of light source self more, and volume is bigger, and weight is substantially all more than 15 kilograms.Even can not reach the heat radiation requirement of led light source like this, thereby directly influence the whole light decay of LED light fixture, caused that electrical quantity changes, made light source and power supply whole system unstability occur, sharply shortened the service life of LED light fixture.
The utility model content
The utility model proposes a kind of LED lamp radiator, heat-transfer rate is fast, the efficient height, and volume is little, and is in light weight.
Concrete technical scheme is:
A kind of light source heat radiation device of LED light fixture, it is characterized in that: the heat-radiating substrate that the light source heat radiation device of described LED light fixture comprises super heat-conductive pipe, is positioned at led circuit backboard face and is connected with the led circuit plate, super heat-conductive pipe is fixed in the heat-radiating substrate, and fin is installed on super heat-conductive pipe.
Described super heat-conductive pipe is embedded in the heat-radiating substrate, and fin is nested on the super heat-conductive pipe at intervals.
The part of described super heat-conductive pipe is embedded in the heat-radiating substrate and an end stretches out heat-radiating substrate, the other end of super heat-conductive pipe is arranged on the both sides of heat-radiating substrate by the dogleg section in the middle of the super heat-conductive pipe, and described fin is arranged on the super heat-conductive pipe of heat-radiating substrate side.
The mid portion of described super heat-conductive pipe is embedded in the heat-radiating substrate, and the super heat-conductive pipe two ends are arranged on the both sides of heat-radiating substrate by dogleg section, and described fin is arranged on the super heat-conductive pipe of heat-radiating substrate side.
The front of described heat-radiating substrate is provided with fin, and each piece fin in heat-radiating substrate front is made of one piece with the corresponding fin on the relevant position that is arranged on the heat-radiating substrate both sides.
Be provided with fan above the fin in described heat-radiating substrate front.
The top plan that is arranged on the fin in heat-radiating substrate front is lower than the top plan of the fin that is arranged on the heat-radiating substrate both sides, the fin that is arranged on the heat-radiating substrate both sides constitutes the structure that extend recessed both sides, a centre with the fin that is arranged on the heat-radiating substrate front, and fan places the central authorities of recessed area.
Described heat-radiating substrate is a copper coin.
Described fin is copper sheet or aluminium flake.
Beneficial effect: the heat transference efficiency of super heat-conductive pipe is than heat-conducting metal height commonly used, adopt super heat-conductive pipe to be delivered to the heat that receives from heat-radiating substrate on the fin more rapidly, fin constitutes the low pinion shape structure in height middle part, both sides, increase the area of dissipation of fin, fan places the fin central region, can accelerate flowing of air between the fin, the heat on the fin is dispersed in the air fast.The utility model has improved the efficient of radiator, and under the prerequisite of equal-wattage, volume and weight all is less than other heat abstractors.Particularly heat-radiating substrate is done with copper, and thermal resistance is low, and heat-transfer rate is fast, and thermal capacity is big.
Description of drawings
Fig. 1 is the perspective view () in the utility model front;
Fig. 2 is the perspective view (two) at the utility model back side;
Fig. 3 is a vertical view of the present utility model.
The specific embodiment
Referring to Fig. 1, Fig. 2, Fig. 3, be a preferred solid yardage case of the present utility model.The light source heat radiation device of the utility model LED light fixture comprises super heat-conductive pipe 2, the heat-radiating substrate 3 that is positioned at led circuit backboard face and is connected with the led circuit plate, super heat-conductive pipe 2 is fixed in the heat-radiating substrate 3, fin 4 is installed on super heat-conductive pipe 2, wherein heat-radiating substrate 3 is as basic plane, super heat-conductive pipe 2 is provided with four and is " U " type, article four, a free end that is the super heat-conductive pipe of " U " type all is embedded in the heat-radiating substrate 3 and heat-radiating substrate 3 is all stretched out in this end, another free end of two wherein all is arranged on a side of heat-radiating substrate 3, another free end of two other wherein all is arranged on the opposite side of heat-radiating substrate 3, fin becomes array-like to place the side side of heat-radiating substrate 3 and is nested on the super heat-conductive pipe 2, and this part fin constitutes fin 42 as shown in the figure.Also array has fin 41 in the front of heat-radiating substrate 3, fin 41 is made of one piece with corresponding fin 42 on the relevant position that is arranged on the heat-radiating substrate both sides, that is to say that fin 41 and fin 42 are an integral body, and fin 41 parts are low, fin 42 part height, the entire heat dissipation structure, it is the top plan that the top plan of fin 41 parts is lower than fin 42 parts of heat-radiating substrate side, constitute a pinion shape structure, on the top plan of fin 41 parts, one fan is installed, a plurality of heat radiation through holes can be arranged on the dividing plate by a dividing plate.The back side with this radiator during use is connected with the circuit of light sources plate of LED light fixture, the heat that light source produces can be delivered on the super heat-conductive pipe 2 fast by heat-radiating substrate 3, be delivered to fin 4 by super heat-conductive pipe 2 again, the wind-force that fin 4 produces by the fan in the middle of placing 1, the heat that carries out rapidly and efficiently distributes.
Optimal case of the present utility model is to adopt copper coin as heat-radiating substrate.Can be by changing size, the sheet number of fin, perhaps the length of super heat-conductive pipe, bending number and pipe number satisfy the LED light fixture heat radiation needs of different capacity.
Claims (9)
1. the light source heat radiation device of a LED light fixture, it is characterized in that: the heat-radiating substrate that the light source heat radiation device of described LED light fixture comprises super heat-conductive pipe, is positioned at led circuit backboard face and is connected with the led circuit plate, super heat-conductive pipe is fixed in the heat-radiating substrate, and fin is installed on super heat-conductive pipe.
2. according to the light source heat radiation device of the described LED light fixture of claim 1, it is characterized in that: described super heat-conductive pipe is embedded in the heat-radiating substrate, and fin is nested on the super heat-conductive pipe at intervals.
3. according to the light source heat radiation device of the described LED light fixture of claim 1, it is characterized in that: the part of described super heat-conductive pipe is embedded in the heat-radiating substrate and an end stretches out heat-radiating substrate, the other end of super heat-conductive pipe is arranged on the both sides of heat-radiating substrate by the dogleg section in the middle of the super heat-conductive pipe, and described fin is arranged on the super heat-conductive pipe of heat-radiating substrate side.
4. the light source heat radiation device of LED light fixture according to claim 1, it is characterized in that: the mid portion of described super heat-conductive pipe is embedded in the heat-radiating substrate, the super heat-conductive pipe two ends are arranged on the both sides of heat-radiating substrate by dogleg section, and described fin is arranged on the super heat-conductive pipe of heat-radiating substrate side.
5. according to the light source heat radiation device of claim 3 or 4 described LED light fixtures, it is characterized in that: the front of described heat-radiating substrate is provided with fin, and each piece fin in heat-radiating substrate front is made of one piece with the corresponding fin on the relevant position that is arranged on the heat-radiating substrate both sides.
6. the light source heat radiation device of LED light fixture according to claim 5 is characterized in that: be provided with fan above the fin in described heat-radiating substrate front.
7. the light source heat radiation device of LED light fixture according to claim 6, it is characterized in that: the top plan that is arranged on the fin in heat-radiating substrate front is lower than the top plan of the fin that is arranged on the heat-radiating substrate both sides, the fin that is arranged on the heat-radiating substrate both sides constitutes the low structure in height middle part, both sides with the fin that is arranged on the heat-radiating substrate front, and fan places the central authorities of central region.
8. the light source heat radiation device of LED light fixture according to claim 1 is characterized in that: described heat-radiating substrate is a copper coin.
9. the light source heat radiation device of LED light fixture according to claim 1 is characterized in that: described fin is copper sheet or aluminium flake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201011513U CN201652270U (en) | 2010-01-22 | 2010-01-22 | Light source radiator of LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201011513U CN201652270U (en) | 2010-01-22 | 2010-01-22 | Light source radiator of LED lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201652270U true CN201652270U (en) | 2010-11-24 |
Family
ID=43117509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201011513U Expired - Fee Related CN201652270U (en) | 2010-01-22 | 2010-01-22 | Light source radiator of LED lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201652270U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103140118A (en) * | 2011-12-05 | 2013-06-05 | 英业达股份有限公司 | Heat dissipation assembly |
| CN105276411A (en) * | 2014-06-30 | 2016-01-27 | 豪雅冠得股份有限公司 | Light irradiation apparatus |
| CN111853733A (en) * | 2020-06-17 | 2020-10-30 | 安徽一路明光电科技有限公司 | LED chip heat dissipation device |
-
2010
- 2010-01-22 CN CN2010201011513U patent/CN201652270U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103140118A (en) * | 2011-12-05 | 2013-06-05 | 英业达股份有限公司 | Heat dissipation assembly |
| CN105276411A (en) * | 2014-06-30 | 2016-01-27 | 豪雅冠得股份有限公司 | Light irradiation apparatus |
| CN111853733A (en) * | 2020-06-17 | 2020-10-30 | 安徽一路明光电科技有限公司 | LED chip heat dissipation device |
| CN111853733B (en) * | 2020-06-17 | 2023-03-07 | 安徽一路明光电科技有限公司 | LED chip heat dissipation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101124 Termination date: 20120122 |