CN203176926U - LED street lamp - Google Patents
LED street lamp Download PDFInfo
- Publication number
- CN203176926U CN203176926U CN2013201039438U CN201320103943U CN203176926U CN 203176926 U CN203176926 U CN 203176926U CN 2013201039438 U CN2013201039438 U CN 2013201039438U CN 201320103943 U CN201320103943 U CN 201320103943U CN 203176926 U CN203176926 U CN 203176926U
- Authority
- CN
- China
- Prior art keywords
- led
- street lamp
- control circuit
- protective cover
- heat sink
- 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 discloses an LED street lamp which comprises a base body, a control circuit, an LED illuminant and an LED luminous shield. The control circuit and the LED illuminant are arranged on the base body, the control circuit is communicated with the LED illuminant, the LED luminous shield is arranged on the corresponding outer side of the LED illuminant, the LED luminous shield and the base body are fixedly matched in a sleeved mode and wrap the control circuit and the LED illuminant inside. The LED street lamp is characterized in that a heat dissipation plate is arranged at the top of the base body and corresponds to the control circuit and the LED illuminant in position, and a protective cover is installed on the outer side of the heat dissipation plate. The structure form that a crossbar heat dissipation air guide groove is combined with the protective cover is adopted, good heat dissipation performance of a street lamp is ensured, the protective cover protects the heat dissipation air guide groove in the top of the street lamp, the phenomenon that leaves and other things are piled up to affect the heat dissipation effect is effectively prevented, the good heat dissipation performance of the street lamp is ensured, and service life of the street lamp is ensured. The LED street lamp is simple in structure, convenient and easy to install and obvious in heat dissipation effect.
Description
Technical field
The utility model relates to a kind of LED light fixture, especially a kind of LED street lamp.
Background technology
LED(Light Emitting Diode) be a kind of semiconductor that electric energy can be converted into luminous energy, it has changed the luminous principle luminous with the electricity-saving lamp tricolor powder of incandescent lamp tungsten filament, and adopts electroluminescence.According to one's analysis, the characteristics of LED are very obvious, and the life-span is long, light efficiency is high, radiation is hanged down with low in energy consumption.
The heat radiation of LED is more and more paid attention to by people now, and this is that the bad junction temperature of dispelling the heat is just high because the light decay of LED or its life-span are directly relevant with its junction temperature, and the life-span is weak point just, can prolong 2 times according to 10 ℃ of life-spans of the every reduction of A Leiniusi rule temperature.
The heating situation of LED street lamp is especially serious, because the LED street lamp need throw light on for a long time high-powerly, serious situation far surpasses other LED lighting so it generates heat, so the heat radiation of LED street lamp requires more to increase.At present, street lighting generally adopts open radiator structure, and its radiating mode is to allow heat sink directly be exposed in the air.Though this radiator structure can promote the radiating effect of LED street lamp to a certain extent, but but there is the shortcoming of gathering foreign material easily in this open radiator structure, the accumulation of foreign material causes covering radiator structure easily, heat can't in time be shed, aggravated the heating problem of LED street lamp on the contrary.
The utility model content
The purpose of this utility model provides a kind of good heat dissipation, effectively prevents that the foreign material accumulation from influencing the LED street lamp of radiating effect.
For achieving the above object, the technical scheme that the utility model adopts is: a kind of LED street lamp, comprise: pedestal, control circuit, the LED illuminator, the luminous guard shield of LED, control circuit and LED illuminator are located on the pedestal, control circuit is connected with the LED illuminator, the luminous guard shield of LED is located at the corresponding outside of LED illuminator, the luminous guard shield of this LED and pedestal be fit fixedly, in control circuit and LED illuminator be wrapped in, it is characterized in that: be provided with the heat sink corresponding with control circuit and LED illuminator position at the top of pedestal, in the outside of heat sink protective cover be installed.
Preferably, also be provided with angular adjustment apparatus at described pedestal afterbody, this angular adjustment apparatus constitutes by adjusting seat and adapter sleeve, adjusting seat is fixedly mounted on the pedestal, head and the adapter sleeve of adjusting seat are hinged, be provided with arc groove at the afterbody of adjusting seat, adapter sleeve slides by screw and is buckled in the arc groove, and adapter sleeve is connected and fixed by screw and adjustment seat.
Preferably, described heat sink surface distributed has some fin, and this fin is arranged at the heat sink rule of surface, and fin is arranged at heat sink and formed vertical and horizontal wind guide tank.
Preferably, described heat sink is close to mutually with control circuit and LED illuminator.
Preferably, described protective cover is spherical shape or oval spherical guard shield, and this protective cover is fixedlyed connected with pedestal, and heat sink integral body is covered; Foot at protective cover is provided with several ventilating openings, and this ventilating opening is around the evenly distribution and corresponding with wind guide tank of protective cover foot.
Preferably, the material of described heat sink is aluminium alloy.
Preferably, described protective cover is fixedlyed connected with pedestal by screw.
After the utility model adopts said structure; owing to adopted cross type heat radiation wind guide tank and protective cover structure combining form; guaranteed that street lamp has good performance of heat dissipation; protective cover is protected the heat radiation wind guide tank at street lamp top; effectively prevent the accumulation of foreign material such as leaf; influence radiating effect, guaranteed the excellent heat dispersion performance of street lamp, prolonged the service life of street lamp.The utility model is simple in structure, simple installation, radiating effect are obvious.
Description of drawings
Fig. 1 is main cutaway view of the present utility model.
Fig. 2 is vertical view of the present utility model.
Fig. 3 is protective roof structure figure of the present utility model.
Among the figure: 1, pedestal, 2, control circuit, 3, the LED illuminator, 4, the luminous guard shield of LED, 5, heat sink, 51, fin, 52, wind guide tank, 6, protective cover, 61, ventilating opening, 7, angular adjustment apparatus, 71, adjust seat, 72, adapter sleeve, 73, arc groove.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:
As shown in the figure, a kind of LED street lamp, comprise: pedestal 1, control circuit 2, LED illuminator 3, the luminous guard shield 4 of LED, control circuit 2 and LED illuminator 3 are located on the pedestal 1, control circuit 2 is connected with LED illuminator 3, the luminous guard shield 4 of LED is located at the corresponding outside of LED illuminator 3, the luminous guard shield 4 of this LED and pedestal 1 be fit fixedly, in control circuit 2 and LED illuminator 3 be wrapped in, it is characterized in that: be provided with the heat sink 5 corresponding with control circuit 2 and LED illuminator 3 positions at the top of pedestal 1, in the outside of heat sink 5 protective cover 6 be installed.
Preferably, also be provided with angular adjustment apparatus 7 at described pedestal 1 afterbody, this angular adjustment apparatus 7 constitutes by adjusting seat 71 and adapter sleeve 72, adjusting seat 71 is fixedly mounted on the pedestal 1, head and the adapter sleeve 72 of adjusting seat 71 are hinged, be provided with arc groove 73 at the afterbody of adjusting seat 71, adapter sleeve 72 slides by screw and is buckled in the arc groove 73, and adapter sleeve 72 is connected and fixed by screw and adjustment seat 71.
Preferably, described heat sink 5 surface distributed have some fin 51, and this fin 51 is arranged at heat sink 5 rules of surface, and fin 51 is arranged at heat sink 5 and formed vertical and horizontal wind guide tank 52.
Preferably, described heat sink 5 is close to mutually with control circuit 2 and LED illuminator 3.
Preferably, described protective cover 6 is spherical shape or oval spherical guard shield, and this protective cover 6 is fixedlyed connected with pedestal 1, and heat sink 5 integral body are covered; Foot at protective cover 6 is provided with several ventilating openings 61, and this ventilating opening 61 is around the evenly distribution and corresponding with wind guide tank 52 of protective cover 6 foots.
Preferably, the material of described heat sink 5 is aluminium alloy.
Preferably, described protective cover 6 is fixedlyed connected with pedestal 1 by screw.
Operation principle: LED street lamp top and control circuit 2 and LED illuminator 3 corresponding positions are provided with heat sink 5, heat sink 5 is close to control circuit 2 and LED illuminator 3, and the heat on control circuit 2 and the LED illuminator 3 is transmitted on the fin 51, final the mobile of air that pass through is dispersed into heat in the atmosphere.Be covered with protective cover 6 above heat sink 5, protective cover 6 is fallen heat sink 5 for other foreign material such as stopping leaf, influences radiating effect.
In actual applications, control circuit 2 and LED illuminator 3 can produce a large amount of heats when working long hours, and these heats can have a strong impact on service life and the luminous efficiency of street lamp LED illuminator 3.Heat is transmitted on the fin 51 by the heat sink 5 that is close on control circuit 2 and the LED illuminator 3, fin 51 is arranged to form each other to have vertical, horizontal two kinds and moves towards wind guide tank 52, the wind guide and heat dispersion form of this wind guide tank 52 is conducive to the circulation of fully contacting of air and fin 51 and air-flow, thereby has accelerated distributing of heat.
Cover on protective cover 6 on the heat sink and can prevent the accumulation of foreign material, circular end face is conducive to foreign material landing rapidly on protective cover 6; The ventilating opening 61 of protective cover 6 foots is corresponding with wind guide tank 52, and air can enter the inside of protective cover 6 from ventilating opening 61, and air forms convection current in protective cover 6, and flows in wind guide tank 52.Thereby reach the purpose of heat radiation and protection heat sink 5.
The above is preferred embodiment of the present utility model; certainly can not limit the interest field of the utility model with this; should be understood that; for those skilled in the art; the technical solution of the utility model is made amendment or is equal to replacement, do not break away from the protection domain of technical solutions of the utility model.
Claims (7)
1. LED street lamp, comprise: pedestal (1), control circuit (2), LED illuminator (3), the luminous guard shield of LED (4), control circuit (2) and LED illuminator (3) are located on the pedestal (1), control circuit (2) is connected with LED illuminator (3), the luminous guard shield of LED (4) is located at the corresponding outside of LED illuminator (3), the luminous guard shield of this LED (4) and pedestal (1) be fit fixedly, in control circuit (2) and LED illuminator (3) be wrapped in, it is characterized in that: be provided with the heat sink (5) corresponding with control circuit (2) and LED illuminator (3) position at the top of pedestal (1), in the outside of heat sink (5) protective cover (6) be installed.
2. a kind of LED street lamp according to claim 1, it is characterized in that: also be provided with angular adjustment apparatus (7) at described pedestal (1) afterbody, this angular adjustment apparatus (7) constitutes by adjusting seat (71) and adapter sleeve (72), adjusting seat (71) is fixedly mounted on the pedestal (1), head and the adapter sleeve (72) of adjusting seat (71) are hinged, be provided with arc groove (73) at the afterbody of adjusting seat (71), adapter sleeve (72) slides by screw and is buckled in the arc groove (73), and adapter sleeve (72) is connected and fixed by screw and adjustment seat (71).
3. a kind of LED street lamp according to claim 1, it is characterized in that: described heat sink (5) surface distributed has some fin (51), this fin (51) is arranged at heat sink (5) rule of surface, and fin (51) is arranged at heat sink (5) and formed vertical and horizontal wind guide tank (52).
4. a kind of LED street lamp according to claim 1, it is characterized in that: described heat sink (5) is close to mutually with control circuit (2) and LED illuminator (3).
5. a kind of LED street lamp according to claim 1, it is characterized in that: described protective cover (6) is spherical shape or oval spherical guard shield, and this protective cover (6) is fixedlyed connected with pedestal (1), and heat sink (5) integral body is covered; Foot at protective cover (6) is provided with several ventilating openings (61), and this ventilating opening (61) evenly distributes and corresponding with wind guide tank (52) around protective cover (6) foot.
6. a kind of LED street lamp according to claim 1, it is characterized in that: the material of described heat sink (5) is aluminium alloy.
7. a kind of LED street lamp according to claim 1, it is characterized in that: described protective cover (6) is fixedlyed connected with pedestal (1) by screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201039438U CN203176926U (en) | 2013-03-07 | 2013-03-07 | LED street lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201039438U CN203176926U (en) | 2013-03-07 | 2013-03-07 | LED street lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203176926U true CN203176926U (en) | 2013-09-04 |
Family
ID=49073616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013201039438U Expired - Fee Related CN203176926U (en) | 2013-03-07 | 2013-03-07 | LED street lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203176926U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103672595A (en) * | 2013-11-30 | 2014-03-26 | 四川格兰德科技有限公司 | LED street lamp structure |
| CN107906478A (en) * | 2017-10-24 | 2018-04-13 | 国家电网公司 | A kind of streetlamp foundation protective cover |
-
2013
- 2013-03-07 CN CN2013201039438U patent/CN203176926U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103672595A (en) * | 2013-11-30 | 2014-03-26 | 四川格兰德科技有限公司 | LED street lamp structure |
| CN107906478A (en) * | 2017-10-24 | 2018-04-13 | 国家电网公司 | A kind of streetlamp foundation protective cover |
| CN107906478B (en) * | 2017-10-24 | 2024-02-06 | 国家电网公司 | Street lamp foundation protection cover |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203176926U (en) | LED street lamp | |
| CN201944709U (en) | Photoelectric separation heat radiation light-emitting diode (LED) ceiling lamp with installment plate and groove | |
| CN202868527U (en) | 360-W high-brightness LED headlamp of locomotive | |
| CN203223783U (en) | Omni-directional light emitting LED (Light-Emitting Diode) lamp | |
| CN109899687A (en) | A kind of LED light that can be fragrant | |
| CN103867913A (en) | Light emitting diode (LED) lamp | |
| CN209371003U (en) | A kind of Combined double-face goes out light wall lamp | |
| CN208670726U (en) | A kind of LED spotlight | |
| CN204962458U (en) | Novel seat formula of multi -angle light projector can explosion -proof LED colored lamp | |
| CN207729507U (en) | A kind of heat radiation lampshade | |
| CN201944712U (en) | Uniform light heat radiation type light emitting diode (LED) ceiling lamp with installing frame and groove | |
| CN102966894B (en) | Flute photoelectric separated type radiating LED (Light Emitting Diode) pendant lamp with mounting plate | |
| CN209638877U (en) | A kind of explosion-proof intelligent road-lamp | |
| CN201944716U (en) | Even-light heat radiation photoelectric separation light-emitting diode (LED) ceiling lamp with installment plate | |
| CN210567800U (en) | Stage is with adjustable high heat dissipating LED lamps and lanterns | |
| CN101818868A (en) | Bulb-shaped LED lamp | |
| CN202812887U (en) | Light-emitting diode (LED) lamp with heat dissipation function | |
| CN207778057U (en) | A kind of energy saving and environment friendly LED light with high brightness | |
| CN201680193U (en) | Bulb-shaped LED lamp | |
| CN202338799U (en) | Anti-glaring energy-saving lamp | |
| CN208090346U (en) | A kind of moisture-proof LED energy-saving lamps of novel circular | |
| CN201739985U (en) | Streamline heat dissipating device of LED lamp | |
| CN208871577U (en) | Heat radiating type outdoor projection lamp | |
| CN208186117U (en) | A kind of LED ceiling light convenient for heat dissipation | |
| CN206514270U (en) | Heat radiator for LED lamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150916 Address after: 528000 Foshan National Torch Innovation and Pioneer Park, No. 13, Huabao Road, Chancheng District, Guangdong, Foshan province C15-2 Patentee after: Foshan new Gaudi Photoelectric Technology Co., Ltd. Address before: 528251, Guangdong Province, Nanhai District, Foshan Province Ping Town East Industrial Park A district crown China Leather Co., Ltd. two floor Patentee before: Fang Xijun |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130904 Termination date: 20160307 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |