CN204201640U - The heat radiating device for high-power LED street lamp of anti-gas circuit adverse current - Google Patents
The heat radiating device for high-power LED street lamp of anti-gas circuit adverse current Download PDFInfo
- Publication number
- CN204201640U CN204201640U CN201420558618.5U CN201420558618U CN204201640U CN 204201640 U CN204201640 U CN 204201640U CN 201420558618 U CN201420558618 U CN 201420558618U CN 204201640 U CN204201640 U CN 204201640U
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- CN
- China
- Prior art keywords
- exhaust outlet
- street lamp
- counterflow
- led street
- adverse current
- 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
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses a kind of heat radiating device for high-power LED street lamp of anti-gas circuit adverse current, exhaust outlet (7) is disposed with from inside to outside screen pack (701), air passage one-way valve (702) and counterflow-preventing baffle plate (703).The first Airtight gasket (704) is provided with between the inwall of air passage one-way valve (702) and exhaust outlet (7).The second Airtight gasket (705) is provided with between the inwall of counterflow-preventing baffle plate (703) and exhaust outlet (7).The utility model arranges finned radiator respectively at substrate and power supply place, ensure that the heat radiation of substrate and power supply; Exhaust outlet place is provided with air passage one-way valve and counterflow-preventing baffle plate, dual counterflow-preventing, effectively can prevent hot-air from returning in lampshade by exhaust outlet adverse current, further increase radiating efficiency; Air passage one-way valve and be provided with Airtight gasket between counterflow-preventing baffle plate and the inwall of exhaust outlet, ensure that the air-tightness that air passage one-way valve is connected with exhaust outlet inwall with counterflow-preventing baffle plate, further ensures the effect of anti-gas circuit adverse current.
Description
Technical field
The utility model relates to a kind of heat dissipation device of LED lamp, particularly relates to a kind of heat radiating device for high-power LED street lamp of anti-gas circuit adverse current.
Background technology
Under the guide of the strategy of sustainable development, energy-saving and emission-reduction thought is constantly promoted, current country more and more payes attention to lighting energy saving and environmental issue, carrying out energetically using LED bulb, along with the development of LED technology, electricity-saving lamp and incandescent lamp will be replaced by LED in the near future, and LED street lamp has extraordinary application prospect in new city illumination.
In the realization of high-powered LED lamp, high-power lamp pearl can reach 1W, 2W, even tens of watts, operating current can be tens milliamperes to hundreds of milliampere not etc., therefore the lamp pearl of high-powered LED lamp realizes not having problems.And for high-powered LED lamp, power can be accomplished much, its bottleneck is the design of radiator structure, if can realize LED street lamp internal base plate and the good heat radiation of power supply, just can realize more high-power LED lamp.
In LED street lamp cooling heat dissipation process, the temperature that extraneous cold air is taken away on fin through radiator becomes hot-air, and hot-air needs to discharge lampshade through exhaust outlet.But the exhaust outlet of existing LED street lamp heat abstractor only has screen pack, although large-size particles thing can be filtered out, prevent from blocking exhaust outlet; But do not possess the function preventing gas circuit adverse current, hot-air easily returns in lampshade by exhaust outlet adverse current, and radiating effect is poor.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of heat radiating device for high-power LED street lamp of novel anti-gas circuit adverse current, arranges fin slices radiator respectively at substrate and power supply place, ensures the heat radiation of substrate and power supply; In heating, substrate place the most serious adds fan, strengthens the air circulation in lampshade further, improves radiating efficiency; Exhaust outlet place is provided with air passage one-way valve and counterflow-preventing baffle plate, dual counterflow-preventing, effectively prevents hot-air from returning in lampshade by exhaust outlet adverse current, improves radiating efficiency further.
The purpose of this utility model is achieved through the following technical solutions: the heat radiating device for high-power LED street lamp of anti-gas circuit adverse current, be arranged in the lampshade of high-power LED street lamp, it comprises baseplate heat sink and power-supply radiator, baseplate heat sink is fixedly mounted on the substrate of LED street lamp, and power-supply radiator is fixedly mounted on the power supply of LED street lamp; Baseplate heat sink is installed with radiator fan, the lampshade of radiator fan both sides is symmetrically arranged with air inlet, the lampshade above power-supply radiator is provided with exhaust outlet; Exhaust outlet is disposed with from inside to outside screen pack, air passage one-way valve and counterflow-preventing baffle plate.
Improve as one of the present utility model, described baseplate heat sink and power-supply radiator all adopt fin slices radiator.
As another improvement of the present utility model, between described air passage one-way valve and the inwall of exhaust outlet, be provided with the first Airtight gasket.Further, the second Airtight gasket is also provided with between described counterflow-preventing baffle plate and the inwall of exhaust outlet.Thus guarantee the air-tightness that air passage one-way valve is connected with exhaust outlet inwall with counterflow-preventing baffle plate.
The beneficial effects of the utility model are:
1) at substrate and power supply place, finned radiator is set respectively, ensure that the heat radiation of substrate and power supply;
2) add radiator fan at heating substrate place the most serious, further enhancing the air circulation in lampshade, improve radiating efficiency;
3) exhaust outlet place is provided with air passage one-way valve and counterflow-preventing baffle plate, dual counterflow-preventing, effectively can prevent hot-air from returning in lampshade by exhaust outlet adverse current, further increase radiating efficiency;
4) air passage one-way valve and be provided with Airtight gasket between counterflow-preventing baffle plate and the inwall of exhaust outlet, ensure that the air-tightness that air passage one-way valve is connected with exhaust outlet inwall with counterflow-preventing baffle plate, further ensures the effect of anti-gas circuit adverse current.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model outlet structure schematic diagram;
In figure, 1-baseplate heat sink, 2-power-supply radiator, 3-substrate, 4-radiator fan, 5-lampshade, 6-air inlet, 7-exhaust outlet, 701-screen pack, 702-air passage one-way valve, 703-counterflow-preventing baffle plate, 704-first Airtight gasket, 705-second Airtight gasket.
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical solution of the utility model is described in further detail, but protection domain of the present utility model is not limited to the following stated.
As shown in Figure 1, the heat radiating device for high-power LED street lamp of anti-gas circuit adverse current, be arranged in the lampshade 5 of high-power LED street lamp, it comprises baseplate heat sink 1 and power-supply radiator 2, baseplate heat sink 1 is fixedly mounted on the substrate 3 of LED street lamp, and power-supply radiator 2 is fixedly mounted on the power supply of LED street lamp; Baseplate heat sink 1 is installed with radiator fan 4, the lampshade 5 of radiator fan 4 both sides is symmetrically arranged with air inlet 6, the lampshade 5 above power-supply radiator 2 is provided with exhaust outlet 7.
As shown in Figure 2, exhaust outlet 7 is disposed with from inside to outside screen pack 701, air passage one-way valve 702 and counterflow-preventing baffle plate 703.Screen pack 701 can effectively prevent mosquito, paper scrap etc. from blocking exhaust outlet 7; Air passage one-way valve 702 and the dual counterflow-preventing of counterflow-preventing baffle plate 703, effectively can be prevented hot-air from being returned in lampshade 5 by exhaust outlet 7 adverse current, further increase radiating efficiency.
In the present embodiment, described baseplate heat sink 1 and power-supply radiator 2 all adopt fin slices radiator, long-pending large with air contact surfaces, good heat dissipation effect.
The first Airtight gasket 704 is provided with between described air passage one-way valve 702 and the inwall of exhaust outlet 7, the second Airtight gasket 705 is provided with between the inwall of counterflow-preventing baffle plate 703 and exhaust outlet 7, ensure that and the air-tightness that air passage one-way valve 702 is connected with exhaust outlet 7 inwall with counterflow-preventing baffle plate 703 further ensure the effect of anti-gas circuit adverse current.
The above is only preferred embodiment of the present utility model, be to be understood that the utility model is not limited to the form disclosed by this paper, should not regard the eliminating to other embodiments as, and can be used for other combinations various, amendment and environment, and can in contemplated scope described herein, changed by the technology of above-mentioned instruction or association area or knowledge.And the change that those skilled in the art carry out and change do not depart from spirit and scope of the present utility model, then all should in the protection domain of the utility model claims.
Claims (4)
1. the heat radiating device for high-power LED street lamp of anti-gas circuit adverse current, be arranged in the lampshade (5) of high-power LED street lamp, it is characterized in that: it comprises baseplate heat sink (1) and power-supply radiator (2), baseplate heat sink (1) is fixedly mounted on the substrate (3) of LED street lamp, and power-supply radiator (2) is fixedly mounted on the power supply of LED street lamp; Baseplate heat sink (1) is installed with radiator fan (4), the lampshade (5) of radiator fan (4) both sides is symmetrically arranged with air inlet (6), the lampshade (5) of power-supply radiator (2) top is provided with exhaust outlet (7); Exhaust outlet (7) is disposed with from inside to outside screen pack (701), air passage one-way valve (702) and counterflow-preventing baffle plate (703).
2. the heat radiating device for high-power LED street lamp of anti-gas circuit adverse current according to claim 1, is characterized in that: described baseplate heat sink (1) and power-supply radiator (2) all adopt fin slices radiator.
3. the heat radiating device for high-power LED street lamp of anti-gas circuit adverse current according to claim 1, is characterized in that: be provided with the first Airtight gasket (704) between described air passage one-way valve (702) and the inwall of exhaust outlet (7).
4. the heat radiating device for high-power LED street lamp of anti-gas circuit adverse current according to claim 3, is characterized in that: be provided with the second Airtight gasket (705) between described counterflow-preventing baffle plate (703) and the inwall of exhaust outlet (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420558618.5U CN204201640U (en) | 2014-09-26 | 2014-09-26 | The heat radiating device for high-power LED street lamp of anti-gas circuit adverse current |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420558618.5U CN204201640U (en) | 2014-09-26 | 2014-09-26 | The heat radiating device for high-power LED street lamp of anti-gas circuit adverse current |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204201640U true CN204201640U (en) | 2015-03-11 |
Family
ID=52659597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420558618.5U Expired - Fee Related CN204201640U (en) | 2014-09-26 | 2014-09-26 | The heat radiating device for high-power LED street lamp of anti-gas circuit adverse current |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204201640U (en) |
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2014
- 2014-09-26 CN CN201420558618.5U patent/CN204201640U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 Termination date: 20170926 |