CN203322882U - Active cooling type high-power light-emitting diode (LED) street lamp - Google Patents
Active cooling type high-power light-emitting diode (LED) street lamp Download PDFInfo
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- CN203322882U CN203322882U CN2013203770076U CN201320377007U CN203322882U CN 203322882 U CN203322882 U CN 203322882U CN 2013203770076 U CN2013203770076 U CN 2013203770076U CN 201320377007 U CN201320377007 U CN 201320377007U CN 203322882 U CN203322882 U CN 203322882U
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- semiconductor chilling
- chilling plate
- power supply
- street lamp
- power
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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)
Abstract
The utility model relates to an active cooling type high-power light-emitting diode (LED) street lamp which comprises a power supply, lamp beads, an aluminum substrate and a cooling body, and also comprises a semiconductor chilling plate a which is fixedly connected beside the power supply and a semiconductor chilling plate b which is fixedly connected between the cooling body and the aluminum substrate, wherein the semiconductor chilling plate a and the semiconductor chilling plate b are respectively and electrically connected with the power supply. The semiconductor chilling plates are additionally arranged at the position of the power supply and in a lamp bead heating area, the semiconductor chilling plates and the lamp beads adopt the same power supply to supply power, a Peltier effect of a semiconductor material is utilized, an active cooling mode is adopted, and the operating temperature of the power supply and the lamp beads is reduced, so that the cooling conditions of the high-power LED street lamp are improved, the service life of the high-power LED street lamp is prolonged, and the operating state of the high-power LED street lamp is stabilized.
Description
Technical field
The utility model relates to a kind of LED device, particularly a kind of active cool type high-power LED street lamp.
Background technology
Traditional high-power LED street lamp, as shown in Figure 4, comprise power supply (1) in the housing of street lamp (7), lamp pearl (3), aluminium base (4) and radiator (6), the high-power LED street lamp of this structure is when energising, lamp pearl (3) array be fixedly connected on aluminium base (4) is discharged into air by the heat major part of generation by the radiator (6) that is arranged in aluminium base (4) top, radiator (6) generally is comprised of aluminum thermal fin, there is each other certain gap between fin, for volatilizing heat, due to lamp pearl (3), there is the heat conduction between aluminium base (4) and radiator (6), temperature is successively by lamp pearl (3), aluminium base (4) and radiator (6) mode are from high to low conducted, be that lamp pearl (3) position temperature is the highest, and the heat that lamp pearl (3) sends will be passed to power supply (1), because common power supply (1) does not have special heat abstractor, thereby make power supply (1) self temperature also improve, in temperature, under higher environment, work, the efficiency of lamp pearl (3) and power supply (1), life-span all has considerable influence.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of active cool type high-power LED street lamp, by built-in semiconductor chilling plate, reduce LED street lamp bulk temperature, the peltier effect of its principle Main Basis semi-conducting material, when galvanic couple that direct current is connected into by two kinds of different semi-conducting materials, can absorb respectively heat at the two ends of galvanic couple and emit heat, can realize the purpose of refrigeration, it is a kind of Refrigeration Technique that produces negative thermal resistance, be characterized in movement-less part, reliability is also higher, we apply to this technology in the LED device, improve the efficiency of LED device heat radiation, reduce the LED chip local temperature.
For solving the problems of the technologies described above, the utility model is realized as follows: a kind of active cool type high-power LED street lamp described in the utility model comprises power supply, lamp pearl, aluminium base and radiator, it is characterized in that: also comprise the semiconductor chilling plate a that is fixedly connected on the position of source side and be fixedly connected on radiator and aluminium base between semiconductor chilling plate b; Described semiconductor chilling plate a and semiconductor chilling plate b electrically connect with electric power generating composition respectively.
Described semiconductor chilling plate a can be some semiconductor chilling plate series connection and makes, and the semiconductor chilling plate after series connection arranges a positive terminal and a negative terminals altogether; Described semiconductor chilling plate b can be some semiconductor chilling plate series connection and makes, and the semiconductor chilling plate after series connection arranges a positive terminal and a negative terminals altogether.
The low-temperature space that described semiconductor chilling plate a produces under "on" position is fixed near power supply; The low-temperature space that described semiconductor chilling plate b produces under "on" position is fixed near aluminium base.
Good effect of the present utility model: a kind of active cool type high-power LED street lamp described in the utility model passes through at the position of source place and lamp pearl hot zone increases semiconductor chilling plate, semiconductor chilling plate and lamp pearl adopt and design with Power supply, utilize the peltier effect of semi-conducting material, the mode of taking the initiative and dispelling the heat, reduce the operating temperature of power supply and lamp pearl, thereby improved the heat radiation situation of high-power LED street lamp, extend the service life of high-power LED street lamp, stablized the duty of high-power LED street lamp.
The accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is structural representation of the present utility model
Fig. 2 is top view of the present utility model
Fig. 3 is upward view of the present utility model
Fig. 4 is the structural representation of traditional high-power LED street lamp
In figure, 1 power supply 2 semiconductor chilling plate a 3 lamp pearl 4 aluminium bases
5 semiconductor chilling plate b 6 radiator 7 housings
The specific embodiment
As shown in Figure 1 to Figure 3, a kind of active cool type high-power LED street lamp described in the utility model comprises power supply (1), lamp pearl (3), aluminium base (4) and radiator (6), also comprise the semiconductor chilling plate a (2) that is fixedly connected on power supply (1) side, position and be fixedly connected on radiator (6) and aluminium base (4) between semiconductor chilling plate b (5); The low-temperature space that semiconductor chilling plate a (2) produces under "on" position is fixing near power supply (1); The low-temperature space that semiconductor chilling plate b (5) produces under "on" position is fixing near aluminium base (4); Semiconductor chilling plate a (2) and semiconductor chilling plate b (5) form and electrically connect with power supply (1) respectively, with lamp pearl (3), adopt energize (1) design; Semiconductor chilling plate a (2) or semiconductor chilling plate b (5) can be some semiconductor chilling plate series connection and make, and the semiconductor chilling plate after series connection arranges a positive terminal and a negative terminals altogether.
After energising, according to peltier effect, making semiconductor chilling plate a (2) is low-temperature space in a side of pressing close to power supply (1), and opposite side is high-temperature region, making semiconductor chilling plate b (5) is low-temperature space in a side of pressing close to aluminium base (4), and opposite side is high-temperature region; Semiconductor chilling plate a (2) and semiconductor chilling plate b (5) low-temperature space absorb the heat of power supply (1) and lamp pearl (3), by high-temperature region, discharged again, the heat discharged is by other modes such as radiators (6), discharge housing (7) outside, realize the initiatively function of cooling.
Above-described embodiment has only represented a kind of embodiment of the present utility model, can not be interpreted as the restriction to the utility model scope.It should be noted that one skilled in the relevant art, without departing from the concept of the premise utility, can also make several deformation design, these all belong to protection domain of the present utility model.
Claims (3)
1. an active cool type high-power LED street lamp, comprise power supply, lamp pearl, aluminium base and radiator, it is characterized in that: also comprise the semiconductor chilling plate a that is fixedly connected on the position of source side and be fixedly connected on radiator and aluminium base between semiconductor chilling plate b; Described semiconductor chilling plate a and semiconductor chilling plate b electrically connect with electric power generating composition respectively.
2. a kind of active cool type high-power LED street lamp according to claim 1, it is characterized in that: described semiconductor chilling plate a can be some semiconductor chilling plate series connection and makes, and the semiconductor chilling plate after series connection arranges a positive terminal and a negative terminals altogether; Described semiconductor chilling plate b can be some semiconductor chilling plate series connection and makes, and the semiconductor chilling plate after series connection arranges a positive terminal and a negative terminals altogether.
3. a kind of active cool type high-power LED street lamp according to claim 1 is characterized in that: the low-temperature space that described semiconductor chilling plate a produces under "on" position is fixed near power supply; The low-temperature space that described semiconductor chilling plate b produces under "on" position is fixed near aluminium base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203770076U CN203322882U (en) | 2013-06-28 | 2013-06-28 | Active cooling type high-power light-emitting diode (LED) street lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203770076U CN203322882U (en) | 2013-06-28 | 2013-06-28 | Active cooling type high-power light-emitting diode (LED) street lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203322882U true CN203322882U (en) | 2013-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203770076U Expired - Fee Related CN203322882U (en) | 2013-06-28 | 2013-06-28 | Active cooling type high-power light-emitting diode (LED) street lamp |
Country Status (1)
| Country | Link |
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| CN (1) | CN203322882U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103982854A (en) * | 2014-05-28 | 2014-08-13 | 昆山生态屋建筑技术有限公司 | Spotlight for enhancing central light strength |
| CN104763990A (en) * | 2015-03-04 | 2015-07-08 | 江苏大学 | High power LED cal lamp radiating device and method |
| CN105972517A (en) * | 2016-07-06 | 2016-09-28 | 深圳市巨能光电有限公司 | LED waterproof lamp |
-
2013
- 2013-06-28 CN CN2013203770076U patent/CN203322882U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103982854A (en) * | 2014-05-28 | 2014-08-13 | 昆山生态屋建筑技术有限公司 | Spotlight for enhancing central light strength |
| CN104763990A (en) * | 2015-03-04 | 2015-07-08 | 江苏大学 | High power LED cal lamp radiating device and method |
| CN104763990B (en) * | 2015-03-04 | 2017-08-04 | 江苏大学 | A kind of high-power LED car light heat abstractor and method |
| CN105972517A (en) * | 2016-07-06 | 2016-09-28 | 深圳市巨能光电有限公司 | LED waterproof lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131204 Termination date: 20150628 |
|
| EXPY | Termination of patent right or utility model |