CN203454058U - Radiating LED (light-emitting diode) road lamp - Google Patents
Radiating LED (light-emitting diode) road lamp Download PDFInfo
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- CN203454058U CN203454058U CN201320528539.5U CN201320528539U CN203454058U CN 203454058 U CN203454058 U CN 203454058U CN 201320528539 U CN201320528539 U CN 201320528539U CN 203454058 U CN203454058 U CN 203454058U
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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 discloses a radiating LED (light-emitting diode) road lamp, which comprises a lamp cover, an LED lamp panel, an alternating current and direct current rectifier, an LED lamp and a plug, wherein the LED lamp panel and the alternating current and direct current rectifier are arranged in the lamp cover, the LED lamp is arranged on the LED lamp panel, the plug is arranged outside the lamp cover, the alternating current and direct current rectifier is positioned above the LED lamp panel, the alternating current input end of the alternating current and direct current rectifier is connected with the plug through a power line, the direct current output end of the alternating current and direct current rectifier is connected with the LED lamp on the LED lamp panel through a power line, the radiating LED road lamp also comprises a refrigerating plate positioned in the lamp cover, and a heat conducting plate penetrating the side wall of the lamp cover, the refrigerating plate comprises a cold plate and a heat plate, the cold plate is in heat conducting connection with a heat sink of the LED lamp, the heat plate is in heat conducting connection with the heat conducting plate, and radiating fins are fixedly connected with the heat conducting plate. The radiating LED road lamp can be used for effectively transferring heat of the LED lamp to the hot plate, and emitting heat in the lamp cover through the heat conducting plate, so that the working temperature of the LED lamp is effectively reduced, and in addition, the radiating fins are arranged on the heat conducting plate, so that the heat can be further fast discharged.
Description
Technical field
The utility model relates to LED lamp technical field, relates in particular to a kind of LED street lamp of good heat dissipation effect.
Background technology
LED is a kind of solid-state semiconductor devices that can be visible ray by electric energy conversion, and it can directly be converted into light electricity.The application of LED lamp is quite extensive, is mainly used in interior space display lighting, sign and indicative illumination and Landscape Lighting etc.While being applied in interior space display lighting, with regard to quality of lighting, because LED light source does not have ultraviolet and infra-red radiation, to showpiece or commodity, can not produce infringement, with conventional light source comparison, light fixture does not need additional filtering apparatus, illuminator is simple, and expense is cheap, is easy to install.Its accurate lighting, can be used as the substitute of museum's optical fibre illumination.Commercial lighting big city is used colored LED lamp, and the white LED lamp of interior decoration provides complementary illumination in conjunction with interior decoration for indoor, hides light belt and can use LED lamp, advantageous particularly for short space.When carrying out the place of space boundary and guiding, as the separation demonstration of pavement of road, the local lighting of stair step, the guidance lighting of emergency exit, can use the suitable LED self-luminous underground lamp of surface brightness or be embedded in the light fixture of vertical wall, as the indicator lamp of the ground control lamp in auditorium, cinema or seat side, and the guiding lamp etc. of floor in shopping center.In addition, LED lamp is compared with neon light, owing to being low pressure, there is no frangible glass, can be because of bending in making increase expense, therefore in sign design, application is wider.
Because mostly LED lamp is glass cell-shell unlike conventional lamp light source, it can well organically combine with City Street Furniture.Can throw light on as path, stair, deck, area, waterfront, gardening at the leisure space in city.For flowers or short shrub, can use LED lamp to throw light on as light source.Along with the quickening of urbanization, the LED street lamp on street uses more and more extensive.
Publication number is CN 201925877U, the Chinese patent literature that open day is on 08 10th, 2011 discloses a kind of LED lamp, comprise lampshade, LED lamp plate, LED lamp, power line and plug, described LED lamp is arranged on LED lamp plate, described LED lamp plate is arranged in lampshade, described power line attachment plug, is characterized in that at least two, described LED lamp; In described lampshade, be also provided with ac/ac power converter, the ac input end of this ac/ac power converter connects described power line, and its DC output end is electrically connected to LED lamp.This patent documentation, due to integrated ac/ac power converter in lampshade, can be converted into alternating current the direct current that capable for LED lamp is used, and LED can be connected on civil power and directly use thus, uses more convenient.But ac/ac power converter can produce heat, the heat that LED lamp itself produces in addition all concentrates in lampshade, has a strong impact on the radiating effect of LED lamp, and LED lamp radiating effect is bad, can significantly shorten LED lamp service life.
Utility model content
For solving the problems of the technologies described above, the utility model proposes a kind of cooling type LED road lamp, the utility model is by cold plate is set in lampshade, and the cold drawing of cold plate is connected with the heat sink heat conduction of LED lamp, and hot plate is connected with heat-conducting plate heat conduction, can effectively the heat of LED lamp be delivered on hot plate, by heat-conducting plate, the dissipation of heat in lampshade is gone out, effectively reduce the operating temperature of LED lamp, fin is set on heat-conducting plate, can further drain fast heat, extend the working life of LED street lamp.
In order to realize foregoing invention object, the technical solution adopted in the utility model is:
A kind of cooling type LED road lamp, comprise lampshade, be arranged on LED lamp plate and ac/ac power converter in lampshade, be arranged on the LED lamp on LED lamp plate, be arranged on the plug outside lampshade, described ac/ac power converter is positioned at LED lamp plate top, the ac input end of ac/ac power converter is connected with plug by power line, the DC output end of ac/ac power converter is connected with the LED lamp on LED lamp plate by power line, it is characterized in that: also comprise the cold plate that is positioned at lampshade and the heat-conducting plate that runs through lampshade sidewall, cold plate comprises cold drawing and hot plate, cold drawing is connected with the heat sink heat conduction of LED lamp, hot plate is connected with heat-conducting plate heat conduction, on described heat-conducting plate, be fixedly connected with fin.
Described cold plate is semiconductor temperature difference cooling piece.
Described fin interlaced arrangement is on heat-conducting plate.
During use, only the plug being arranged on outside lampshade need be inserted in the supply socket of civil power; Owing to being provided with ac/ac power converter in lampshade, alternating current can be converted into the direct current that capable for LED lamp is used, it is quite convenient to use; Simultaneously, owing to being provided with cold plate in lampshade, the cold drawing of cold plate is connected with the heat sink heat conduction of LED lamp, hot plate is connected with heat-conducting plate heat conduction, can effectively the heat of LED lamp be delivered on hot plate, by heat-conducting plate, the dissipation of heat in lampshade is gone out, effectively reduce the operating temperature of LED lamp, fin is set on heat-conducting plate, can further drains fast heat, extend the working life of LED street lamp.
The beneficial effects of the utility model are mainly manifested in the following aspects:
One, in lampshade, be provided with cold plate, the cold drawing of cold plate is connected with the heat sink heat conduction of LED lamp, hot plate is connected with heat-conducting plate heat conduction, can effectively the heat of LED lamp be delivered on hot plate, by heat-conducting plate, the dissipation of heat in lampshade is gone out, effectively reduce the operating temperature of LED lamp, fin is set on heat-conducting plate, can further drain fast heat, extend the working life of LED street lamp.
Two, cold plate is semiconductor temperature difference cooling piece, and what it adopted is single-stage thermoelectric cooling, after switching on power, can form the larger temperature difference, thereby carry out efficiently radiates heat by thermal-radiating form, guarantees LED street lamp long-term stable operation.
Three, fin interlaced arrangement, on heat-conducting plate, can further strengthen radiating effect.
Accompanying drawing explanation
Below in conjunction with specification drawings and specific embodiments, the utility model is described in further detail, wherein:
Fig. 1 is cross-sectional view of the present utility model
Mark in figure: 1, lampshade, 2, LED lamp plate, 3, ac/ac power converter, 4, LED lamp, 5, plug, 6, heat-conducting plate, 7, cold drawing, 8, hot plate, 9, heat sink, 10, fin.
The specific embodiment
A kind of cooling type LED road lamp, comprise lampshade 1, be arranged on LED lamp plate 2 and ac/ac power converter 3 in lampshade 1, be arranged on the LED lamp 4 on LED lamp plate 2, be arranged on the plug 5 outside lampshade 1, described ac/ac power converter 3 is positioned at LED lamp plate 2 tops, the ac input end of ac/ac power converter 3 is connected with plug 5 by power line, the DC output end of ac/ac power converter 3 is connected with the LED lamp 4 on LED lamp plate 2 by power line, also comprise the cold plate that is positioned at lampshade 1 and the heat-conducting plate 6 that runs through lampshade 1 sidewall, described cold plate comprises cold drawing 7 and hot plate 8, cold drawing 7 is connected with heat sink 9 heat conduction of LED lamp 4, hot plate 8 is connected with heat-conducting plate 6 heat conduction.On described heat-conducting plate 6, be fixedly connected with fin 10.
The present embodiment is the most basic embodiment, during use, only the plug 5 being arranged on outside lampshade 1 need be inserted in the supply socket of civil power; Owing to being provided with ac/ac power converter 3 in lampshade 1, alternating current can be converted into the direct current that capable for LED lamp is used, it is quite convenient to use; Simultaneously, owing to being provided with cold plate in lampshade 1, the cold drawing 7 of cold plate is connected with heat sink 9 heat conduction of LED lamp 4, hot plate 8 is connected with heat-conducting plate 6 heat conduction, can effectively the heat of LED lamp 4 be delivered on hot plate 8, by heat-conducting plate 6, the dissipation of heat in lampshade 1 is gone out, effectively reduce the operating temperature of LED lamp 4, fin 10 is set on heat-conducting plate 6, can further drains fast heat, extend the working life of LED street lamp.
A kind of cooling type LED road lamp, comprise lampshade 1, be arranged on LED lamp plate 2 and ac/ac power converter 3 in lampshade 1, be arranged on the LED lamp 4 on LED lamp plate 2, be arranged on the plug 5 outside lampshade 1, described ac/ac power converter 3 is positioned at LED lamp plate 2 tops, the ac input end of ac/ac power converter 3 is connected with plug 5 by power line, the DC output end of ac/ac power converter 3 is connected with the LED lamp 4 on LED lamp plate 2 by power line, also comprise the cold plate that is positioned at lampshade 1 and the heat-conducting plate 6 that runs through lampshade 1 sidewall, described cold plate comprises cold drawing 7 and hot plate 8, cold drawing 7 is connected with heat sink 9 heat conduction of LED lamp 4, hot plate 8 is connected with heat-conducting plate 6 heat conduction.On described heat-conducting plate 6, be fixedly connected with fin 10.Described cold plate is semiconductor temperature difference cooling piece.
The present embodiment is a preferred embodiments, and cold plate is semiconductor temperature difference cooling piece, and what it adopted is single-stage thermoelectric cooling, after switching on power, can form the larger temperature difference, thereby carry out efficiently radiates heat by thermal-radiating form, guarantee the long-term stable operation of LED lamp 4.
A kind of cooling type LED road lamp, comprise lampshade 1, be arranged on LED lamp plate 2 and ac/ac power converter 3 in lampshade 1, be arranged on the LED lamp 4 on LED lamp plate 2, be arranged on the plug 5 outside lampshade 1, described ac/ac power converter 3 is positioned at LED lamp plate 2 tops, the ac input end of ac/ac power converter 3 is connected with plug 5 by power line, the DC output end of ac/ac power converter 3 is connected with the LED lamp 4 on LED lamp plate 2 by power line, also comprise the cold plate that is positioned at lampshade 1 and the heat-conducting plate 6 that runs through lampshade 1 sidewall, described cold plate comprises cold drawing 7 and hot plate 8, cold drawing 7 is connected with heat sink 9 heat conduction of LED lamp 4, hot plate 8 is connected with heat-conducting plate 6 heat conduction.On described heat-conducting plate 6, be fixedly connected with fin 10.Described cold plate is semiconductor temperature difference cooling piece.
Described fin 10 interlaced arrangement are on heat-conducting plate 6.
The present embodiment is preferred forms, and fin 10 interlaced arrangement, on heat-conducting plate 6, can further strengthen radiating effect.
The utility model is not limited to above-described embodiment, and according to the description of above-described embodiment, those of ordinary skill in the art also can make some apparent changes to the utility model, but within these changes all should fall into the protection domain of the utility model claim.
Claims (3)
1. a cooling type LED road lamp, comprise lampshade (1), be arranged on LED lamp plate (2) and ac/ac power converter (3) in lampshade (1), be arranged on the LED lamp (4) on LED lamp plate (2), be arranged on the outer plug (5) of lampshade (1), described ac/ac power converter (3) is positioned at LED lamp plate (2) top, the ac input end of ac/ac power converter (3) is connected with plug (5) by power line, the DC output end of ac/ac power converter (3) is connected with the LED lamp (4) on LED lamp plate (2) by power line, it is characterized in that: also comprise the cold plate that is positioned at lampshade (1) and the heat-conducting plate (6) that runs through lampshade (1) sidewall, cold plate comprises cold drawing (7) and hot plate (8), cold drawing (7) is connected with heat sink (9) heat conduction of LED lamp (4), hot plate (8) is connected with heat-conducting plate (6) heat conduction, on described heat-conducting plate (6), be fixedly connected with fin (10).
2. a kind of cooling type LED road lamp according to claim 1, is characterized in that: described cold plate is semiconductor temperature difference cooling piece.
3. according to a kind of cooling type LED road lamp described in claim 1 or 2, it is characterized in that: described fin (10) interlaced arrangement is on heat-conducting plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320528539.5U CN203454058U (en) | 2013-08-28 | 2013-08-28 | Radiating LED (light-emitting diode) road lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320528539.5U CN203454058U (en) | 2013-08-28 | 2013-08-28 | Radiating LED (light-emitting diode) road lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203454058U true CN203454058U (en) | 2014-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320528539.5U Expired - Fee Related CN203454058U (en) | 2013-08-28 | 2013-08-28 | Radiating LED (light-emitting diode) road lamp |
Country Status (1)
| Country | Link |
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| CN (1) | CN203454058U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105090902A (en) * | 2014-05-06 | 2015-11-25 | 奇想创造事业股份有限公司 | Plastic lamp holder with mounting surface having isolation slot, and plastic bulb having same |
-
2013
- 2013-08-28 CN CN201320528539.5U patent/CN203454058U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105090902A (en) * | 2014-05-06 | 2015-11-25 | 奇想创造事业股份有限公司 | Plastic lamp holder with mounting surface having isolation slot, and plastic bulb having same |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140226 Termination date: 20170828 |