CN202769606U - Heat dissipation structure of light-emitting diode (LED) streetlamp - Google Patents
Heat dissipation structure of light-emitting diode (LED) streetlamp Download PDFInfo
- Publication number
- CN202769606U CN202769606U CN201220425366XU CN201220425366U CN202769606U CN 202769606 U CN202769606 U CN 202769606U CN 201220425366X U CN201220425366X U CN 201220425366XU CN 201220425366 U CN201220425366 U CN 201220425366U CN 202769606 U CN202769606 U CN 202769606U
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- radiator
- heat dissipation
- led
- aluminium base
- base
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Road Signs Or Road Markings (AREA)
Abstract
The utility model discloses a heat dissipation structure of a light-emitting diode (LED) streetlamp. The heat dissipation structure of the LED streetlamp comprises an aluminum substrate, a lamp bead, a lamp bead heat dissipation base, a radiator and a lamp shell, wherein the lamp bead is arranged on the aluminum substrate, the front end of the lamp bead is fixedly provided with a lens, the back face of the aluminum substrate is provided with the radiator, the lamp bead heat dissipation base is arranged between the lamp bead and the aluminum substrate, a heat dissipation passage is formed between the aluminum substrate and the radiator, and the aluminum substrate and the radiator are connected and conducted through a copper heat conducting column. According to the heat dissipation structure of the LED streetlamp, quick heat dissipation of the LED radiator is realized, the copper column is adopted as a temperature conducting body, the periphery of the LED base is provided with heat dissipation holes so that the heat dissipation area is enlarged, and the heat conducting copper column is embedded in the aluminum radiator so as to ensure a biggest temperature conducting coefficient.
Description
Technical field
The utility model relates to the radiating mode technical field of high-power LED street lamp, specifically belongs to the LED road lamp radiating structure.
Background technology
At present, the technological constraint of large-power LED light bead luminous efficiency, for the normal use of assurance LED lamp pearl and the service life of lamp pearl, particularly when designing high-power LED street lamp, consider the radiating effect of light fixture integral body, the volume and weight of radiator obviously increases, area of dissipation adopts radiating fin, and is plump sturdy, caused the weight of whole light fixture paramount not lower, wasted the metal aluminium, given and install and transport and also brought the burden on the cost.
The utility model content
The purpose of this utility model has provided the LED road lamp radiating structure, solve LED radiator quick heat radiating problem, adopt the copper post as the temperature conduction body, be equipped with louvre around the LED base, increase area of dissipation, heat conduction copper post embeds in the aluminium radiator, guarantees that coefficient of temperature conductivity is maximum.
The technical solution adopted in the utility model is as follows:
The LED road lamp radiating structure, comprise aluminium base, lamp pearl, lamp pearl heat dissipation base, radiator and lamp housing, the lamp pearl is installed on the aluminium base, lamp pearl front end is fixed with lens, the aluminium base back side is provided with radiator, be provided with lamp pearl heat dissipation base between described lamp pearl and the aluminium base, form heat dissipation channel between aluminium base and the radiator, be connected conduction by the copper heating column between aluminium base and the radiator.
Described aluminium base is provided with a plurality of equally distributed louvres.
Described copper heating column embeds in the radiator and in the aluminium base, directly is connected with radiator with LED lamp pearl heat dissipation base.
Described radiator is needle-like heat radiation pin, increases the efficiently radiates heat area, the radiating rate multiplication.
Compared with the prior art, the beneficial effects of the utility model are as follows:
The utility model adopts the copper post as the temperature conduction body, and the copper post directly is connected with LED lamp pearl base radiator, is equipped with louvre around the LED base, increases area of dissipation, and heat conduction copper post embeds in the aluminium radiator, guarantees that coefficient of temperature conductivity is maximum; Radiator adopts needle-like heat radiation pin to dispel the heat, and greatly increases area of dissipation.Whole lamp thickness is in the 100mm, and weight ratio originally alleviated 1/4 at least.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is internal structure schematic diagram of the present utility model;
Fig. 3 is the structural representation that the utility model is overlooked;
Fig. 4 is copper heating column structural representation of the present utility model.
The specific embodiment
Referring to accompanying drawing, the LED road lamp radiating structure, comprise aluminium base 1, lamp pearl 2, lamp pearl heat dissipation base 3, radiator 4 and lamp housing 5, lamp pearl 2 is installed on aluminium base 1, lamp pearl 2 front ends are fixed with lens 6, and aluminium base 1 back side is provided with radiator 4, are provided with lamp pearl heat dissipation base 3 between lamp pearl 2 and the aluminium base 1, form heat dissipation channel 7 between aluminium base 1 and the radiator 4, be connected conduction by copper heating column 8 between aluminium base 1 and the radiator 4.Aluminium base 1 is provided with a plurality of equally distributed louvres 9.Copper heating column 8 embeds in the radiator 4 and in the aluminium base 1, directly is connected with radiator 4 with LED lamp pearl heat dissipation base 3.Radiator 4 increases the efficiently radiates heat area for needle-like heat radiation pin, the radiating rate multiplication.During processing aluminium base 1, will reserve suitable louvre 9 in advance, the preformed hole under the LED lamp pearl heat dissipation base 3 will should be into cooperating with the diameter of copper heating column 8; The diameter of copper heating column 8 other ends should with radiator 4 on preformed hole be tight fit, guarantee that the contact of temperature conduction is reliable; Guarantee that the heat dissipation channel between aluminium base 1 and the radiator 4 is smooth and easy, thermal current can flow out smoothly; Heat radiation pin on the radiator 4 will contact with heat sink is firm, and loosening phenomenon must not be arranged, and should be tight fit, and is preferably one-body molded.
Claims (4)
1.LED road lamp radiating structure, comprise aluminium base, lamp pearl, lamp pearl heat dissipation base, radiator and lamp housing, the lamp pearl is installed on the aluminium base, lamp pearl front end is fixed with lens, the aluminium base back side is provided with radiator, it is characterized in that: be provided with lamp pearl heat dissipation base between described lamp pearl and the aluminium base, form heat dissipation channel between aluminium base and the radiator, be connected conduction by the copper heating column between aluminium base and the radiator.
2. LED road lamp radiating structure according to claim 1, it is characterized in that: described aluminium base is provided with a plurality of equally distributed louvres.
3. LED road lamp radiating structure according to claim 1 is characterized in that: in the described copper heating column embedding radiator and in the aluminium base, directly be connected with radiator with LED lamp pearl heat dissipation base.
4. LED road lamp radiating structure according to claim 1 is characterized in that: described radiator is needle-like heat radiation pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220425366XU CN202769606U (en) | 2012-08-24 | 2012-08-24 | Heat dissipation structure of light-emitting diode (LED) streetlamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220425366XU CN202769606U (en) | 2012-08-24 | 2012-08-24 | Heat dissipation structure of light-emitting diode (LED) streetlamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202769606U true CN202769606U (en) | 2013-03-06 |
Family
ID=47776173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220425366XU Expired - Fee Related CN202769606U (en) | 2012-08-24 | 2012-08-24 | Heat dissipation structure of light-emitting diode (LED) streetlamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202769606U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277692A (en) * | 2013-06-19 | 2013-09-04 | 苏州信亚科技有限公司 | LED lamp with needle-shaped radiator bodies |
| CN105180049A (en) * | 2014-05-07 | 2015-12-23 | 黑拉许克联合股份有限公司 | Light module for a vehicle headlamp |
| WO2016070366A1 (en) * | 2014-11-06 | 2016-05-12 | 袁志贤 | Controllable led lamp capable of emitting light in all directions |
-
2012
- 2012-08-24 CN CN201220425366XU patent/CN202769606U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277692A (en) * | 2013-06-19 | 2013-09-04 | 苏州信亚科技有限公司 | LED lamp with needle-shaped radiator bodies |
| CN105180049A (en) * | 2014-05-07 | 2015-12-23 | 黑拉许克联合股份有限公司 | Light module for a vehicle headlamp |
| WO2016070366A1 (en) * | 2014-11-06 | 2016-05-12 | 袁志贤 | Controllable led lamp capable of emitting light in all directions |
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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: 20130306 Termination date: 20130824 |