CN201496913U - Heat-radiating device for LED streetlamp - Google Patents
Heat-radiating device for LED streetlamp Download PDFInfo
- Publication number
- CN201496913U CN201496913U CN2009202082570U CN200920208257U CN201496913U CN 201496913 U CN201496913 U CN 201496913U CN 2009202082570 U CN2009202082570 U CN 2009202082570U CN 200920208257 U CN200920208257 U CN 200920208257U CN 201496913 U CN201496913 U CN 201496913U
- Authority
- CN
- China
- Prior art keywords
- heat
- described heat
- led
- conducting substrate
- radiating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- 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
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model relates to a heat-radiating device, in particular to a heat-radiating device for an LED streetlamp. A heat-radiating body of the heat-radiating device for the LED streetlamp comprises a plurality of heatconducting pipes 4 connected with heatconducting baseplates 5 and a plurality of radiating fins 1 sheathed on the heatconducting pipes 4, wherein after an LED lamp array is opened, a great amount of heat is generated and transmitted onto the radiating fins by the heatconducting baseplates and the heatconducting pipes. The radiating fins 1 are a plurality of square sheets made of aluminum or copper, and are distributed in parallel, thereby having large heat-radiating areas and high heat-radiating efficiency. The heat-radiating device for the LED streetlamp adopts the mode of combining heat pipe heat radiation with metal material heat radiation, greatly improves the heat conduction and the heat radiation performances and is especially applicable to the heat radiation of a high-power LED light source.
Description
Technical field
The utility model relates to a kind of heat abstractor, particularly a kind of heat abstractor of LED street lamp.
Background technology
The employed illuminator of street lamp mainly can be divided into three kinds of based on halogen bulb, hernia bulb and LED etc. at present.Especially described LED is with existing technology, and it has reached the technical level of high brightness.And described LED still must use many LED that enough brightness just can be provided, and meet the standard of the relevant rule of street lamp will be applied on the street lamp time.Yet described LED sheds with heat energy because of 20%, about 80% the input energy that itself luminous efficiency only accounts for the input energy approximately, so can produce higher heat energy on the power consumption.When many LED are applied on the street lamp, can produce higher heat energy, and the heat energy that described LED produced is when failing to rely on alternate manner to eliminate, cause described LED to reduce light output, damage even because of overheated.
Along with the development of semiconductor lighting technology, LED gradually from traditional small-power to single high-power and integrated high-power development, yet LED has only at a certain temperature could operate as normal.LED power is high more, caloric value is just big more, and the heating of single great power LED and integrated great power LED is very concentrated, the radiator that the present metal material with perfect heat-dissipatings such as aluminium, copper that generally adopts is made, its heat-sinking capability is obviously not enough, because the volume of aluminium or copper radiator when reaching 0.006 cubic metre, increases volume and area again and can not obviously reduce thermal resistance, this heat energy that LED is sent can not conduct and discharge timely, has had a strong impact on the work of LED.
The utility model content
The technical problems to be solved in the utility model provides a kind of heat abstractor with LED street lamp of excellent heat dispersion performance, has solved people and has wished for a long time to solve and unsolved problem.
For solving the problems of the technologies described above, the heat abstractor of described LED street lamp, comprise being arranged on the heat-conducting substrate 5 and the heat radiation main body that is connected described heat-conducting substrate 5 that is used for heat conduction under the LED lamp array 3, it is characterized in that: described heat radiation main body comprises that at least one heat pipe that connects described heat-conducting substrate 54 and at least one are enclosed within the fin 1 on the described heat pipe 4; Described heat pipe 4 is the airtight copper pipe of inner hollow, and this copper pipe inside is network structure, and condensate liquid 2 is housed.
Described heat pipe 4 is provided with a plurality of, is parallel distribution, and runs through described heat-conducting substrate 5; Described fin 1 is a square sheet, adopts to be made of aluminum or copper, and is provided with a plurality ofly, is parallel distribution, all is enclosed within on the described heat pipe 4.
Described condensate liquid 2 is water, methyl alcohol or ethanol.
Described heat-conducting substrate 5 is adopted and is made of aluminum or copper.
Described heat pipe 4 runs through whole described heat-conducting substrate 5, and stretches out outside the described heat-conducting substrate 5 from a relative side that connects described fin 1, forms anemostat 6.
Compared with prior art, the heat radiation main body of the heat abstractor of the utility model LED street lamp comprises heat pipe 4 and a plurality of fin 1 that is enclosed within on the described heat pipe 4 of a plurality of connection heat-conducting substrates 5.After turning on LED lamp array, produce a large amount of heats, heat is transmitted on the fin by heat-conducting substrate and heat pipe.This fin 1 is a square sheet, adopts to be made of aluminum or copper, and is provided with a plurality ofly, is parallel distribution, and area of dissipation is big, the radiating efficiency height.The mode that the utility model adopts heat pipe heat radiation to combine with the metal material heat radiation, heat conduction and heat dispersion improve greatly, are specially adapted to the heat radiation of high-power LED light source.
Description of drawings
Fig. 1 is the structural representation of the heat abstractor of the utility model LED street lamp.
Fig. 2 is the perspective view of the heat abstractor of the utility model LED street lamp.
Among the figure: 1. fin, 2. condensate liquid, 3.LED lamp array, 4. heat pipe, 5. heat-conducting substrate, 6. anemostat.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
The heat abstractor of LED street lamp as depicted in figs. 1 and 2, comprise being arranged on the heat-conducting substrate 5 and the heat radiation main body that is connected described heat-conducting substrate 5 that is used for heat conduction under the LED lamp array 3, it is characterized in that: described heat radiation main body comprises that at least one heat pipe that connects described heat-conducting substrate 54 and at least one are enclosed within the fin 1 on the described heat pipe 4; Described heat pipe 4 is the airtight copper pipe of inner hollow, and this copper pipe inside is network structure, and condensate liquid 2 is housed.Described condensate liquid 2 is water, methyl alcohol or ethanol.Heat pipe 4 of the present utility model is cylinder, cone or other shape, and it is network structure that heat pipe 4 adopts metal material to make the surface airtight, middle.The surperficial closed structure of heat pipe 4 and middle network structure can be one also can be split, after in the mesh structural porous structure of centre, condensate liquid being housed, the heat that can in time heat-conducting substrate 5 be absorbed after condensate liquid is heated is delivered to the far-end of heat pipe 4, and is passed fast by a plurality of fin 1.
Described heat pipe 4 is provided with a plurality of, is parallel distribution, and runs through described heat-conducting substrate 5; Described fin 1 is a square sheet, adopts to be made of aluminum or copper, and is provided with a plurality ofly, is parallel distribution, all is enclosed within on the described heat pipe 4.Fin can adopt 8 cubic fin 1 to be enclosed within on 8 heat conduction heat pipes 4, and 8 heat pipes 4 are evenly distributed in 8 cubic fin 1.
Described heat-conducting substrate 5 is adopted and is made of aluminum or copper.
Described heat pipe 4 runs through whole described heat-conducting substrate 5, and stretches out outside the described heat-conducting substrate 5 from a relative side that connects described fin 1, forms anemostat 6.
Compared with prior art, the heat radiation main body of the heat abstractor of the utility model LED street lamp comprises heat pipe 4 and a plurality of fin 1 that is enclosed within on the described heat pipe 4 of a plurality of connection heat-conducting substrates 5.After turning on LED lamp array, produce a large amount of heats, heat is transmitted on the fin by heat-conducting substrate and heat pipe.This fin 1 is a square sheet, adopts to be made of aluminum or copper, and is provided with a plurality ofly, is parallel distribution, and area of dissipation is big, the radiating efficiency height.The mode that the utility model adopts heat pipe heat radiation to combine with the metal material heat radiation, heat conduction and heat dispersion improve greatly, are specially adapted to the heat radiation of high-power LED light source.
The utlity model has the advantage of heat conduction and perfect heat-dissipating, be specially adapted to the heat radiation of the above great power LED of input power 5w.
Though the utility model illustrates and describes by the reference preferred embodiment.But those skilled in the art should understand, and in the scope of claims, can do various variations on form and the details.
Claims (5)
1. the heat abstractor of a LED street lamp, comprise being arranged on the heat-conducting substrate (5) and the heat radiation main body that is connected described heat-conducting substrate (5) that is used for heat conduction under the LED lamp array (3), it is characterized in that: described heat radiation main body comprises that at least one connects the heat pipe of described heat-conducting substrate (5) (4) and at least one and is enclosed within fin (1) on the described heat pipe (4); Described heat pipe (4) is the airtight copper pipe of inner hollow, and this copper pipe inside is network structure, and condensate liquid (2) is housed.
2. the heat abstractor of LED street lamp according to claim 1 is characterized in that: described heat pipe (4) is provided with a plurality of, is parallel distribution, and runs through described heat-conducting substrate (5); Described fin (1) is a square sheet, adopts to be made of aluminum or copper, and is provided with a plurality ofly, is parallel distribution, all is enclosed within on the described heat pipe (4).
3. the heat abstractor of LED street lamp according to claim 1 and 2 is characterized in that: described condensate liquid (2) is water, methyl alcohol or ethanol.
4. the heat abstractor of LED street lamp according to claim 1 and 2 is characterized in that: described heat-conducting substrate (5) is adopted and is made of aluminum or copper.
5. the heat abstractor of LED street lamp according to claim 2, it is characterized in that: described heat pipe (4) runs through whole described heat-conducting substrate (5), and stretch out outside the described heat-conducting substrate (5) from a relative side that connects described fin (1), form anemostat (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202082570U CN201496913U (en) | 2009-08-21 | 2009-08-21 | Heat-radiating device for LED streetlamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202082570U CN201496913U (en) | 2009-08-21 | 2009-08-21 | Heat-radiating device for LED streetlamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201496913U true CN201496913U (en) | 2010-06-02 |
Family
ID=42440119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202082570U Expired - Fee Related CN201496913U (en) | 2009-08-21 | 2009-08-21 | Heat-radiating device for LED streetlamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201496913U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102313263A (en) * | 2010-07-04 | 2012-01-11 | 宜兴市宏力灯杆灯具有限公司 | Large-power LED (Light-Emitting Diode) heat-radiating device |
| CN102313264A (en) * | 2010-07-04 | 2012-01-11 | 宜兴市宏力灯杆灯具有限公司 | Large-power LED (Light-Emitting Diode) heat-radiating module |
| CN106117877A (en) * | 2016-07-05 | 2016-11-16 | 山东梦奇电器有限公司 | A kind of LED street lamp |
-
2009
- 2009-08-21 CN CN2009202082570U patent/CN201496913U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102313263A (en) * | 2010-07-04 | 2012-01-11 | 宜兴市宏力灯杆灯具有限公司 | Large-power LED (Light-Emitting Diode) heat-radiating device |
| CN102313264A (en) * | 2010-07-04 | 2012-01-11 | 宜兴市宏力灯杆灯具有限公司 | Large-power LED (Light-Emitting Diode) heat-radiating module |
| CN106117877A (en) * | 2016-07-05 | 2016-11-16 | 山东梦奇电器有限公司 | A kind of LED street lamp |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101937908B (en) | Heat pipe type high-power LED module | |
| CN202132882U (en) | Heat radiation module applicable to high power LED lamp | |
| CN201368433Y (en) | High-power LED street lamp radiator | |
| CN201496913U (en) | Heat-radiating device for LED streetlamp | |
| CN101694290A (en) | LED lamp liquid radiator | |
| CN201289055Y (en) | High power LED lamp heat radiator | |
| CN201909239U (en) | LED tunnel lamp easy in heat dissipation | |
| CN204756557U (en) | Embedded heat pipe cooling system and use its LED lamps and lanterns | |
| CN202308069U (en) | LED module group of large power | |
| CN201555083U (en) | Multi-chip high-power LED lamp and a radiator structure | |
| CN204806343U (en) | A radiator for LED lamp | |
| CN201425286Y (en) | Heat dissipation structure of LED lamp | |
| CN203848248U (en) | High-power LED lighting lamp base with efficient heat radiation effect | |
| CN101113812A (en) | Heat radiating device of LED light source | |
| CN105101756A (en) | Efficient heat radiating method and apparatus for electronic device | |
| CN101893220B (en) | Gravity type flat heat pipe radiator for cooling LED | |
| CN201829499U (en) | Heat pipe type high-power LED module | |
| CN101876426A (en) | Bridge radiating device for LED street lamp | |
| CN101871636B (en) | LED corner lamp radiator having flexible flat gravity radiator | |
| CN204810177U (en) | Heat dissipation of LED street lamp and heat accumulation power generation facility | |
| CN201273546Y (en) | High-power LED lamp cooling device | |
| CN204301013U (en) | A kind of LED heat radiation and residual neat recovering system | |
| CN201902890U (en) | High-power LED (light-emitting diode) lamp | |
| CN201475757U (en) | High power LED lamp | |
| CN202521431U (en) | Light-emitting diode (LED) street lamp |
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: 20100602 Termination date: 20120821 |