CN201739922U - High-power LED (light-emitting diode) streetlamp - Google Patents
High-power LED (light-emitting diode) streetlamp Download PDFInfo
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- CN201739922U CN201739922U CN2009201251247U CN200920125124U CN201739922U CN 201739922 U CN201739922 U CN 201739922U CN 2009201251247 U CN2009201251247 U CN 2009201251247U CN 200920125124 U CN200920125124 U CN 200920125124U CN 201739922 U CN201739922 U CN 201739922U
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- lamp
- power led
- lamppost
- led
- heat
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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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- 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 a high-power LED (light-emitting diode) streetlamp, comprising a lamp post, a lamp bracket, an LED lamp, a lampshade, an LED substrate and a power supply; the high-power LED streetlamp is characterized in that a heat-dissipating liquid box is adhered on the LED substrate and is internally provided with heat-dissipating liquid which forms circulating outside the heat-dissipating liquid box through a circulating liquid pipe. In the utility model, heat-dissipating liquid flows in the heat-dissipating liquid box and the circuiting liquid pipe circularly, and heat generated by the high-power LED when in working is quickly dissipated by utilizing dissipation of the lamp post and the lamp bracket, thus effectively solving the technical difficulty of dissipation of high-power LED lamps, and leading the service life of the high-power LED streetlamp to be guaranteed. The lamp head, the lamp bracket, and the lamp post of the LED streetlamp constitute an integrated heat-dissipating device, thereby reducing the weight of the lamp head. As the lamp head has light weight and small volume, the weight of the lamp bracket and the lamp post are correspondingly reduced, and the cost is reduced. The lamp post can be of split-type, thereby being easy to manufacture and convenient to install.
Description
Technical field
The utility model relates to a kind of high-power LED street lamp, particularly a kind of high-power LED street lamp with excellent heat dispersion performance.
Background technology
At present, worldwide energy shortage has caused the great attention of various countries to power-saving technology, and when developing such as renewable and clean energy resources such as solar energy, wind energies energetically, various countries also utilize in rational and effective and strengthened dynamics aspect the energy.Being reflected in the illumination aspect is exactly constantly weeding out the old and bring forth the new and extensive use of various new light sources.This wherein, long and its high reliability has caused concern more and more widely and progressively has been applied to lighting field light emitting diode with its low energy consumption, high light efficiency, life-span.Because LED need be below 80 ℃, the reliable operate as normal of ability.But caloric value is very big during great power LED work, therefore how to solve the focus that the great power LED cooling problem has become the solid-state illumination field, and the light decay that great power LED does not freely cause because of heat radiation has also become one bottleneck on the solid-state illumination road.Be to solve the heat dissipation problem of high-power LED street lamp, the disclosed LED road lamp body of Chinese patent CN 201096291Y has installed fin additional, but the fin of traditional LED street lamp design is that metal is made, and volume is big, Heavy Weight, cost height.
Summary of the invention
To be solved in the utility model is the problems referred to above that prior art exists, and purpose provides the high-power LED street lamp of a kind of liquid and lamp bracket heat radiation, overcomes the shortcoming that existing high-power LED street lamp heatsink weight is heavy, cost is high.
The technical scheme that addresses the above problem employing is: high-power LED street lamp, comprise lamppost, lamp bracket, LED lamp, lampshade, LED substrate and power supply, it is characterized in that tight obedient LED substrate is provided with the cooling fluid case, its built-in cooling fluid circulates outside formation of cooling fluid case by the circulation fluid pipe.
High-power LED street lamp of the present utility model, the hood-shaped shape of LED light diffuser can be diversified, can adopt transparent material to be made, as glass or PMMA.The cooling fluid case that the high-performance heat-conducting liquid is housed can be by plastics, glass or/and part metals be made, and radiator is in light weight, environmental and durable like this, manufacturing is simple, cost is low.The shape of cooling fluid case can variation.LED lamp and LED aluminium base closely contact with the cooling fluid case that the high-performance heat-conducting liquid is housed, the heat that produces when being used for drawing the great power LED energising, heat is taken out of outside the cooling fluid case by the circulation fluid pipe then, the heat that makes great power LED send is migrated out rapidly by cooling fluid, guarantee that effectively the led chip junction temperature is controlled at below the allowable temperature, guaranteed the service life of high-power LED street lamp.
According to the utility model, described high-powered LED lamp, be the assembly of single LED lamp or plurality of LEDs lamp include single LEDs chip LED lamp or include many led chip module the LED lamp a kind of LED lamp or be no less than a kind of mixed type LED lamp of above-mentioned LED lamp.
According to the utility model, its lamppost and lamp bracket constitute heat radiation lamp bracket parts.Described lamppost is detachable lamppost, is divided into top lamppost and bottom lamppost, and its middle and upper part lamppost connects lamp bracket and lamp holder, and lamppost bottom and lamppost top are fixing by the clamping element chucking.
According to the utility model, described circulation fluid tube portion is closely buckled in lamppost, and (the circulation fluid pipe has good thermal coupling to be connected with lamp stand with the lamp bracket inner surface, contact-making surface evenly is being coated with high thermal conductive silicon glue or silicone grease, or be designed to stationary fit or interference fits and can realize that from fastening it is fixing to be designed to available movingly clamping element chucking).Being recycled the heat that the cooling fluid in the liquid pipe takes out of is dissipated in the air by lamppost and lamp bracket parts again.
As further improvement of the utility model, described circulation fluid pipe is connected to a circulating pump, and under the effect of circulating pump, cooling fluid forms forced circulation through circulation fluid pipe, cooling fluid case, circulating pump, and radiating effect is more obvious.
The beneficial effects of the utility model are:
1, cooling fluid circulates in circulation fluid pipe and cooling fluid case, utilize lamppost, lamp bracket heat radiation, the heat that sends when migrating out great power LED work has rapidly solved a high-power LED lamp heat dissipation technology difficult problem effectively, and guaranteed the service life of high-power LED street lamp.
2, be equipped with the cooling fluid case of high-performance heat-conducting liquid can be by plastics or glass or/and part metals or other light environment protection materials are made, the lamp holder that contains radiator like this is in light weight, volume is little, metal consumption is few, material environment friendly is durable, manufacturing is simple, cost is low.
3, LED road lamp cap and lamp bracket, lamppost constitute integral heat dissipation device, the weight saving of lamp holder.Because lamp holder is in light weight, volume is little, lamp bracket and lamppost weight is also corresponding to be alleviated, cost decline.Lamppost is detachable lamppost, makes easily, conveniently installs.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing, but embodiment of the present utility model is not limited thereto.
Fig. 1 high-power LED street lamp embodiment one generalized section
Embodiment two generalized sections of Fig. 2 street lamp
The specific embodiment
As shown in Figure 1, it is embodiment one generalized section of the present utility model, the utility model embodiment provides a kind of high-power LED street lamp that utilizes liquid and lamp stand heat radiation, is made of high-powered LED lamp 1, lampshade 2, LED aluminium base 3, cooling fluid case 4, cooling fluid 5, lamppost 6, circulation fluid pipe 7, power supply 8, lamp bracket 9, circulating pump 10, power line 11.
The described high-powered LED lamp 1 of the utility model embodiment, be the assembly of single LED lamp or plurality of LEDs lamp include single LEDs chip LED lamp or include many led chip module the LED lamp a kind of LED lamp or be no less than a kind of mixed type LED lamp of above-mentioned LED lamp.High-powered LED lamp 1 is fastened on above the high-power LED aluminum substrate with the form of bolt, and also available stickup or additive method are fixed; Its contact-making surface evenly is being coated with high thermal conductive silicon fat.LED aluminium base 3 closely is connected with cooling fluid case 4.
The hemispherical body of hollow or other shapes that the described lampshade 2 of the utility model embodiment can be an end opening, the designed size of its size and cooling fluid case 4 sizes and liquid-cooling LED lamp lamp holder adapts and gets final product.Lampshade 2 adopts transparent material to be made, and as glass or PMMA etc., surface processing such as sandblasted, dust reaches different illumination effects as required.Can also realize the demand of different light intensity and illuminating area by the surface curvature of adjusting lampshade.
The described cooling fluid case 4 of the utility model embodiment is for being equipped with the obturator of high-performance heat-conducting liquid 5.The cooling fluid case is made by plastics or glass or metal or other light environment protection materials.Concrete shape of cooling fluid case and volume that cooling fluid is housed are decided by LED road lamp cap volume and great power LED caloric value.Cooling fluid case two ends respectively connect circulation fluid pipe 7, and the circulation fluid pipe is installed in lamppost 6 and the lamp bracket 9, and the circulation fluid pipe links to each other with circulating pump, constitute the thermal dissipating path that circulates of cooling fluid.
The described cooling fluid of the utility model embodiment 5 is for having slowly and the suitably fluent material of stability of suitable high-termal conductivity, low conductivity, strong mobile, performance.For example, water, conduction oil, salt solution, ethylene glycol solution, bismethane saturated solution etc.When selecting cooling fluid, following factors must take in: the thermal heat transfer capability of cooling fluid; The freezing point of cooling fluid and viscosity; Cooling fluid boiling point and decomposition temperature; The insulating properties of cooling fluid; Cooling fluid corrosivity; The combustibility of cooling fluid, toxicity, expense etc.
The described circulating pump 10 of the utility model embodiment is arranged in lamppost (6) top, drives cooling fluid and circulates in circulation fluid pipe, cooling fluid case.The described circulation fluid pipe 7 of the utility model embodiment connects cooling fluid case 4 and circulating pump 10, the circulation fluid tube portion is closely buckled in lamppost has good thermal coupling to be connected with lamp bracket inner surface circulation fluid pipe with lamp stand and lamp bracket, contact-making surface evenly is being coated with high thermal conductive silicon glue or silicone grease, or be designed to stationary fit or interference fits and can realize that from fastening it is fixing to be designed to available movingly clamping element chucking.The heat that cooling fluid case 4 produces when drawing the great power LED energising, heat is taken out of outside the cooling fluid case by circulation fluid pipe 7 then, by lamppost heat is loose in ambient air again.Cooling fluid passes through circulation fluid pipe, cooling fluid case, circulating pump, circulates, and the heat that makes great power LED send is migrated out rapidly by cooling fluid.
Described lamppost of the utility model embodiment and lamp bracket constitute heat radiation lamp bracket parts.Described lamppost 6 is detachable lamppost, is divided into top lamppost and bottom lamppost, and its middle and upper part lamppost connects lamp bracket and lamp holder, and lamppost bottom and lamppost top are fixing by the clamping element chucking.Lamp bracket 9 and lamppost 6 can be configured to be convenient to different shape and the size that heat energy dissipates.
The described power supply 8 of the utility model embodiment places lamppost 6 to form in the space, and it is connected with lamp power line 11.
The described LED lamp of the utility model embodiment power line 11 places lamppost 6 to form in the space, and it is connected with high-powered LED lamp 1, powers to great power LED.
As shown in Figure 2, it is embodiment two generalized sections of the present utility model, the utility model embodiment provides a kind of high-power LED street lamp of the liquid cooling that circulates, and is made of high-powered LED lamp 1, lampshade 2, LED aluminium base 3, cooling fluid case 4, cooling fluid 5, lamppost 6, circulation fluid pipe 7, power supply 8, lamp bracket 9, power line 11.
The described heat radiation lamppost of the utility model embodiment parts do not contain the circulating pump described in first embodiment.Rely on cooling fluid gravity and be subjected to thermogenetic motive force to promote cooling fluid to circulate in circulation fluid pipe, cooling fluid case, the heat that makes great power LED send is migrated out by cooling fluid.
All the other structures of the high-power LED street lamp of the described circulation liquid cooling of the utility model embodiment are identical with aforesaid first example.
The shape and the compound mode of the utility model embodiment provides a kind of lamp holder that utilizes the high-power LED street lamp of liquid and lamp stand heat radiation, LED lampshade, LED lamppost, LED lamp stand, circulation fluid pipe, cooling fluid case can have a lot of selections according to different application situation and requirement.Various variation on form and the details all falls in the protection domain of this patent.
At last, it is also to be noted that what more than enumerate only is specific embodiment of the utility model.Obviously, the utility model is not limited to above embodiment, and many distortion can also be arranged.All distortion that those of ordinary skill in the art can directly derive or associate from the disclosed content of the utility model all should be thought the protection domain of utility model.
What should be understood that is: the foregoing description is just to explanation of the present utility model, rather than to restriction of the present utility model, any utility model that does not exceed in the utility model connotation scope is created, and all falls within the protection domain of the present utility model.
Claims (8)
1. high-power LED street lamp, comprise lamppost (6), lamp bracket (9), LED lamp (1), lampshade (2), LED substrate (3) and power supply (8), it is characterized in that tight obedient LED substrate (3) is provided with cooling fluid case (4), its built-in cooling fluid (5) circulates outside formation of cooling fluid case (4) by circulation fluid pipe (7).
2. high-power LED street lamp as claimed in claim 1 is characterized in that described circulation fluid pipe (7) is arranged on lamp bracket (9) and the lamppost (6).
3. high-power LED street lamp as claimed in claim 2 is characterized in that described circulation fluid pipe (7) is arranged on lamp bracket (9) and lamppost (6) top, and described lamppost (6) top and lamppost (6) bottom are separable structure, and is fixing by the clamping element chucking.
4. high-power LED street lamp as claimed in claim 3 is characterized in that described circulation fluid pipe (7) tightly is posted on the inner surface of lamp bracket (9) and lamppost (6).
5. high-power LED street lamp as claimed in claim 4 is characterized in that the described circulation fluid pipe (7) and the contact-making surface of lamp bracket (9) and lamppost (6) evenly are coated with high thermal conductive silicon glue or silicone grease.
6. as any one described high-power LED street lamp of claim 1-5, it is characterized in that described circulation fluid pipe (7) is connected to a circulating pump (10).
7. high-power LED street lamp as claimed in claim 6 is characterized in that described circulating pump (10) is arranged in the lamppost (6).
8. high-power LED street lamp as claimed in claim 1 is characterized in that described cooling fluid (5) is any one or more in water, conduction oil, salt solution, ethylene glycol solution or the bismethane saturated solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201251247U CN201739922U (en) | 2009-07-16 | 2009-07-16 | High-power LED (light-emitting diode) streetlamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201251247U CN201739922U (en) | 2009-07-16 | 2009-07-16 | High-power LED (light-emitting diode) streetlamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201739922U true CN201739922U (en) | 2011-02-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201251247U Expired - Lifetime CN201739922U (en) | 2009-07-16 | 2009-07-16 | High-power LED (light-emitting diode) streetlamp |
Country Status (1)
| Country | Link |
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| CN (1) | CN201739922U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107461691A (en) * | 2017-08-28 | 2017-12-12 | 扬州奥泰钢杆照明科技发展有限公司 | A kind of LED street lamp with transmissive mirror cleaning function |
| CN113028322A (en) * | 2021-03-19 | 2021-06-25 | 鄂尔多斯市紫荆创新研究院 | LED street lamp |
-
2009
- 2009-07-16 CN CN2009201251247U patent/CN201739922U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107461691A (en) * | 2017-08-28 | 2017-12-12 | 扬州奥泰钢杆照明科技发展有限公司 | A kind of LED street lamp with transmissive mirror cleaning function |
| CN113028322A (en) * | 2021-03-19 | 2021-06-25 | 鄂尔多斯市紫荆创新研究院 | LED street lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: INVENTRONICS (HANGZHOU), INC. Free format text: FORMER NAME: AIDI PHOTOELECTRIC (HANGZHOU) CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Hangzhou City, Zhejiang province 310053 Binjiang District Dongxin Road No. 66 East communication B block 309 Patentee after: LED ONE (Hangzhou) Co., Ltd. Address before: Hangzhou City, Zhejiang province 310053 Binjiang District Dongxin Road No. 66 East communication B block 309 Patentee before: Aidi Photoelectric (Hangzhou) Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: ZHEJIANG THINKLUX LIGHTING TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: INVENTRONICS (HANGZHOU), INC. Effective date: 20130422 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 310053 HANGZHOU, ZHEJIANG PROVINCE TO: 315002 HANGZHOU, ZHEJIANG PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20130422 Address after: Hangzhou City, Zhejiang province Binjiang District 315002 shore road 95 2 Building 3 layer Patentee after: Thinklux (Zhejiang) Lighting Technology Co., Ltd. Address before: Hangzhou City, Zhejiang province 310053 Binjiang District Dongxin Road No. 66 East communication B block 309 Patentee before: LED ONE (Hangzhou) Co., Ltd. |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151105 Address after: 528226, Guangdong Province, Nanhai District, Foshan province Luo village, Guangdong new light industry base A8 Building 5 floor Patentee after: New light sources re-invent industry center, associating Guangdong, Nanhai District Foshan City Address before: Hangzhou City, Zhejiang province Binjiang District 315002 shore road 95 2 Building 3 layer Patentee before: Thinklux (Zhejiang) Lighting Technology Co., Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20110209 |
|
| CX01 | Expiry of patent term |