CN202024208U - Light emitting diode (LED) street lamp - Google Patents
Light emitting diode (LED) street lamp Download PDFInfo
- Publication number
- CN202024208U CN202024208U CN2011201199635U CN201120119963U CN202024208U CN 202024208 U CN202024208 U CN 202024208U CN 2011201199635 U CN2011201199635 U CN 2011201199635U CN 201120119963 U CN201120119963 U CN 201120119963U CN 202024208 U CN202024208 U CN 202024208U
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- CN
- China
- Prior art keywords
- circuit board
- led
- street lamp
- front panel
- air inlet
- 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
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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
Abstract
The utility model relates to a light emitting diode (LED) street lamp, which comprises a metal casing, a front panel, a back cover, a circuit board, LED lamp beads, a heat radiator and a driving power supply, wherein the circuit board is arranged on the front panel, the LED lamp beads are arranged at the front side of the circuit board, the heat radiator is fixed on the back side of the circuit board and comprises a case and a fan, an air inlet and an air outlet are arranged on the case, ventilation holes are arranged on the front panel in positions corresponding to the air inlet and the air outlet, the fan is arranged at the air inlet part, and the driving power supply is arranged in the case.
Description
Technical field
The utility model relates to a kind of electric lighting of outdoor, particularly a kind of LED street lamp.
Background technology
Street lamp is that application is more a kind of in the communal facility, street lamp all can be used in most road both sides, street lamp is in the past generally done light emitting source with sodium vapor lamp, brightness is low, energy consumption is big, at present, most of areas all adopt LED to substitute original sodium vapor lamp as light emitting source, because the brightness of street lamp and illumination zone are all bigger, therefore, generally all will select for use high-power LED could realize its function, still, the power of LED lamp is big more, caloric value is just big more accordingly, mainly be that existing LED road lamp cooling structure generally is to adopt the mode of fin to dispel the heat by the decision of the cooling system performance of LED lamp the service life of LED lamp, and efficient is lower, the effect of heat radiation is undesirable, and the service life of LED street lamp is short.
Summary of the invention
The purpose of this utility model is to provide a kind of LED street lamp that can address this problem at the problem of the radiating effect difference of the existing LED street lamp existence described in the background technology.
The technical scheme that realizes goal of the invention of the present utility model is as follows:
A kind of LED street lamp, it comprises metal shell, front panel, bonnet, be arranged at circuit board on the front panel, be arranged at the LED lamp pearl in circuit board front, the radiator that is fixed in the circuit board reverse side and driving power, described radiator comprises shell and fan, shell is provided with air inlet and air outlet, forwardly the position corresponding with air inlet and air outlet is provided with air vent on the panel, fan is arranged at the air inlet place, and described driving power is arranged in the shell.
Position corresponding with the lamp pearl on the described front panel is provided with light-collecting lens, and the position corresponding with the lamp pearl is provided with the light focusing unit of projection on this light-collecting lens.
Described circuit board is aluminium base circuit board.
Described LED lamp pearl is SMD LED lamp pearl.
Described front panel is fixed in the metal shell by the locating part that is arranged in the metal shell, and this locating part comprises bolt and banking stop.
The beneficial effects of the utility model are for comprising metal shell because of LED street lamp of the present utility model, front panel, bonnet, be arranged at the circuit board on the front panel, be arranged at the LED lamp pearl in circuit board front, be fixed in the radiator and the driving power of circuit board reverse side, LED lamp pearl can produce certain heat when luminous, can be delivered on the circuit board by the heat transmission, also can produce certain heat during driving power work, by the radiator that is arranged at the circuit board reverse side LED lamp pearl and driving power are carried out forced heat radiation, strengthen radiating effect, LED lamp pearl and driving power can be remained on carry out work under the suitable operating temperature, prolong the service life of LED street lamp.Because radiator comprises shell and fan, shell is provided with air inlet and air outlet, forwardly the position corresponding with air inlet and air outlet is provided with air vent on the panel, fan is arranged at the air inlet place, pass through this set, formed the path of a ventilation in the enclosure of radiator, cool exterior air air vent by the air inlet place under the drive of fan enters in the shell of radiator, during cold air process back of circuit board, take away on the circuit board heat by heat exchange because of the luminous generation of LED lamp pearl, during by driving power, the heat that produces when taking away driving power work by heat exchange, last hot-air outputs in the external environment condition by the air vent of air outlet place correspondence, by constantly carrying out air circulation, realize the forced heat radiation of LED street lamp, can obviously improve radiating efficiency, prolong the service life of LED street lamp.
Description of drawings
Fig. 1 is a LED street lamp schematic diagram of the present utility model;
Fig. 2 is an internal structure schematic diagram of the present utility model;
Among the figure, 1 is metal shell, and 2 is front panel, and 3 is bonnet, and 4 is circuit board, and 5 is LED lamp pearl, 6 is driving power, and 7 is shell, and 8 is fan, and 9 is air inlet, and 10 is air outlet, 11 is air vent, and 12 is light-collecting lens, and 13 is light focusing unit, and 14 is bolt, and 15 is banking stop.
The specific embodiment
With reference to Fig. 1 and a kind of LED street lamp shown in Figure 2, it comprises metal shell 1, front panel 2, bonnet 3, is arranged at the circuit board 4 on the front panel 2, the LED lamp pearl 5 that is arranged at circuit board 4 fronts, the radiator that is fixed in circuit board 4 reverse side and driving power 6, described radiator comprises shell 7 and fan 8, shell 7 is provided with air inlet 9 and air outlet 10, forwardly the position corresponding with air inlet 9 and air outlet 10 is provided with air vent 11 on the panel 2, fan 8 is arranged at air inlet 9 places, and described driving power 6 is arranged in the shell 7; Position corresponding with the lamp pearl on the described front panel 2 is provided with light-collecting lens 12, and the position corresponding with the lamp pearl is provided with the light focusing unit 13 of projection on this light-collecting lens 12; Described circuit board 4 is aluminium base circuit board 4; Described LED lamp pearl 5 is SMD LED lamp pearl 5; Described front panel 2 is fixed in the metal shell 1 by the locating part that is arranged in the metal shell 1, and this locating part comprises bolt 14 and banking stop 15.Because LED street lamp of the present utility model comprises metal shell 1, front panel 2, bonnet 3, be arranged at the circuit board 4 on the front panel 2, be arranged at the LED lamp pearl 5 in circuit board 4 fronts, be fixed in the radiator and the driving power 6 of circuit board 4 reverse side, LED lamp pearl 5 can produce certain heat when luminous, can be delivered on the circuit board 4 by the heat transmission, also can produce certain heat during driving power 6 work, by the radiator that is arranged at circuit board 4 reverse side LED lamp pearl 5 and driving power 6 are carried out forced heat radiation, strengthen radiating effect, LED lamp pearl 5 and driving power 6 can be remained on carry out work under the suitable operating temperature, prolong the service life of LED street lamp.Because radiator comprises shell 7 and fan 8, shell 7 is provided with air inlet 9 and air outlet 10, forwardly the position corresponding with air inlet 9 and air outlet 10 is provided with air vent 11 on the panel 2, fan 8 is arranged at air inlet 9 places, pass through this set, formed the path of a ventilation in shell 7 inside of radiator, cool exterior air air vent 11 by air inlet 9 places under the drive of fan 8 enters in the shell 7 of radiator, during cold air process circuit board 4 back sides, take away on the circuit board 4 heat by heat exchange because of the 5 luminous generations of LED lamp pearl, during by driving power 6, the heat that produces when taking away driving power 6 work by heat exchange, last hot-air outputs in the external environment condition by the air vent 11 of air outlet 10 place's correspondences, by constantly carrying out air circulation, realize the forced heat radiation of LED street lamp, can obviously improve radiating efficiency, prolong the service life of LED street lamp.
Claims (5)
1. LED street lamp, it is characterized in that: it comprises metal shell, front panel, bonnet, be arranged at circuit board on the front panel, be arranged at the LED lamp pearl in circuit board front, the radiator that is fixed in the circuit board reverse side and driving power, described radiator comprises shell and fan, shell is provided with air inlet and air outlet, forwardly the position corresponding with air inlet and air outlet is provided with air vent on the panel, fan is arranged at the air inlet place, and described driving power is arranged in the shell.
2. LED street lamp according to claim 1 is characterized in that: position corresponding with the lamp pearl on the described front panel is provided with light-collecting lens, and the position corresponding with the lamp pearl is provided with the light focusing unit of projection on this light-collecting lens.
3. LED street lamp according to claim 1 is characterized in that: described circuit board is aluminium base circuit board.
4. LED street lamp according to claim 1 is characterized in that: described LED lamp pearl is SMD LED lamp pearl.
5. LED street lamp according to claim 1 is characterized in that: described front panel is fixed in the metal shell by the locating part that is arranged in the metal shell, and this locating part comprises bolt and banking stop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201199635U CN202024208U (en) | 2011-04-22 | 2011-04-22 | Light emitting diode (LED) street lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201199635U CN202024208U (en) | 2011-04-22 | 2011-04-22 | Light emitting diode (LED) street lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202024208U true CN202024208U (en) | 2011-11-02 |
Family
ID=44849157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201199635U Expired - Fee Related CN202024208U (en) | 2011-04-22 | 2011-04-22 | Light emitting diode (LED) street lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202024208U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103256580A (en) * | 2013-04-28 | 2013-08-21 | 高锦波 | Radiating structure of LED street lamp |
| CN103528010A (en) * | 2013-09-22 | 2014-01-22 | 上海俪德照明科技股份有限公司 | LED photovoltaic module |
| CN103912829A (en) * | 2014-04-28 | 2014-07-09 | 江苏达伦电子股份有限公司 | Back lighting type LED environment lamp |
| CN106051562A (en) * | 2016-08-02 | 2016-10-26 | 任才银 | Air-cooling heat dissipation LED ceiling lamp |
-
2011
- 2011-04-22 CN CN2011201199635U patent/CN202024208U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103256580A (en) * | 2013-04-28 | 2013-08-21 | 高锦波 | Radiating structure of LED street lamp |
| CN103528010A (en) * | 2013-09-22 | 2014-01-22 | 上海俪德照明科技股份有限公司 | LED photovoltaic module |
| CN103912829A (en) * | 2014-04-28 | 2014-07-09 | 江苏达伦电子股份有限公司 | Back lighting type LED environment lamp |
| CN106051562A (en) * | 2016-08-02 | 2016-10-26 | 任才银 | Air-cooling heat dissipation LED ceiling lamp |
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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: 20111102 Termination date: 20120422 |