CN202253162U - High-power LED (light-emitting diode) road lighting lamp - Google Patents
High-power LED (light-emitting diode) road lighting lamp Download PDFInfo
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- CN202253162U CN202253162U CN2011203324019U CN201120332401U CN202253162U CN 202253162 U CN202253162 U CN 202253162U CN 2011203324019 U CN2011203324019 U CN 2011203324019U CN 201120332401 U CN201120332401 U CN 201120332401U CN 202253162 U CN202253162 U CN 202253162U
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- Prior art keywords
- lamp
- lampshade
- air
- power led
- lamp stand
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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)
Abstract
The utility model relates to a high-power LED (light-emitting diode) road lighting lamp, which comprises a lamp pole, a lampshade and a lamp cap of a road lamp, wherein the lamp cap consists of a high-power LED lamp core and a PCB (printed circuit board) aluminum substrate, and is fixedly arranged in the lampshade, and the lampshade is fixedly arranged at the end part of the lamp pole; the root or the lower section part of the lamp pole is provided with at least one air port or a plurality of tiny air inlets which is or are communicated with the inside of the lampshade through an inner channel of the lamp pole, and an air diversion pipe which is directly communicated with the inner channel of the lamp pole is arranged in the lampshade; and a plurality of air outlets which are arranged towards the lamp cap and carry out convection cooling on the lamp cap are arranged in the air diversion pipe, and a lampshade air outlet or exhaust hole which forms airflow circulation together with the inner channel of the lamp pole and the air port or air inlets arranged in the lamp pole is also arranged at the top of the lampshade. The high-power LED road lighting lamp has the characteristics of simple structure, convenience in use and installation, economy and practicality, obvious energy-saving effects and the like, and the high-power LED can be cooled by natural wind generated by a chimney effect by utilizing the self structure of road lamp lighting.
Description
Technical field
The utility model relates to a kind of high-power LED road lighting lamp, belong to the application of led light source at lighting field.
Background technology
The LED light source is the product that the development of semiconductive luminescent materials technology high-speed and " green illumination " notion progressively are rooted in the hearts of the people in the application of lighting field." green illumination " is the new ideas that external lighting field proposed in the 80's Mos of last century; China's " Green Lighting Project " is implemented on 1996. and the important step that realizes this plan will develop and promote exactly efficiently, energy-saving lighting lamp; Electricity consumption saves lighting; Reduce environment and light pollution, set up the illuminator of high-quality and efficient, economic comfortable, a safe and reliable useful environment.
Its essential characteristic of LED light source:
1. luminous efficiency is high: incandescent lamp, tungsten lamp light efficiency are bright ∕ watt of 12-24 stream, and fluorescent lamp and HID light effect flow bright ∕ watt for 5-120.In 1998, the light efficiency of white light LEDs had only ∕ watt of 5 Liu Ming; Reached ∕ watt of 15 Liu Ming in 1999; By 2010, oneself reached ∕ watt of 150 Liu Ming the light efficiency of LED.
2. power consumption is few: 1-5 watt of great power LED single tube power; Adopt DC driven, the single tube driving voltage is 3.5-15V, 200 1 700 milliamperes in electric current; Reaction speed is fast; Can be at high-frequency operation. under the situation of same illuminating effect, power consumption is 1/8th of incandescent lamp bulb, 1/2nd of fluorescent tube
3. long service life: the LED lamp body is long-pending little, in light weight, can impact and vibrations with high-strength mechanical, is difficult for broken.Average life span reaches 100,000 hours.
4. security reliability is strong: caloric value is low, non-thermal radiation, cold light source. and photochromic soft, free from glare.
5. help environmental protection: LED is the total solids illuminator, shatter-proof, shock-resistant difficult fragmentation, discarded object is recyclable, does not pollute.
Because LED is long, low in energy consumption, a radiationless energy saving and environment friendly light source of a kind of life-span, is that the new type light source of representative is only real green illumination with LED.Along with the raising of lumination of light emitting diode efficient, the luminous intensity of LED can increase substantially, in conjunction with relative control technologies; In the near future; The LED light source can progressively replace traditional lighting source, starts the new revolution of a lighting field. a fight of seizing semiconductor lighting new industry commanding elevation, fire in the whole world. and USDOE's prediction; Before and after 2010; The U.S. will have the incandescent lamp of 55 % and fluorescent lamp to be substituted by the LED lamp, and the incandescent lamp of Japanese 100 % changes the LED lamp into, and the fluorescent lamp of Taiwan 25 % incandescent lamps and 100 % is replaced by the LED lamp.Australia is handsome to have banned incandescent lamp production in 2011 earlier, and a street in Canberra, capital has used white light LEDs to make street lighting.We say that power station, Three Gorges illuminated China half, if the LED illumination is used by China 1/3rd, the so annual electric power of saving just is equivalent to power station, Three Gorges.China Committee of Development and Reform has announced " China eliminate incandescent lamp route map (exposure draft) " a few days ago, in the middle of point out that by 2016, China will thoroughly eliminate incandescent lamp bulb, this is because electric consumption on lighting takies electric weight 12%, estimates can economize on electricity in 1 year 48000000000 to spend.
For a long time, because the LED light efficiency is low, it uses the various demonstrations field that mainly concentrates on. along with the appearance of high-power ultra-high brightness LED, the application of lighting field become maybe and reality.
According to internal authority mechanism prediction, it is the novel illumination light source epoch of representative that 21st century will get into LED, be called as the 4th generation new light sources.Great power LED more enjoyed the whole world to attract attention in the prospect of illumination market, will become the market and the maximum market that are expected most at following 10 years, will be the maximum potential product that replaces incandescent lamp, tengsten lamp and fluorescent lamp.
The street lighting of high-powered LED lamp, bigger development bottleneck-" heat radiation " does not reach effective solution, and the LED heating causes " the serious light decay of LED street lamp ".So just need be from the solving of LED heat dissipation technology at all, temperature is exactly the key issue of LED street lamp light decay in fact, and wilfully the LED street lamp just is stuck in this link.Therefore manufacturer spends all pains in the design of heat-radiating substrate fin, radiating module.What have makes the heat-radiating substrate fin into tubulose; Have plenty of fin, tubulose adopts simultaneously; Adopt heat pipe, loop heat pipe to dispel the heat in addition; Have plenty of and adopt to improve the heat radiation material, adopt aluminium, heat conduction carbon, so that copper material reaches the cooling-down effect of LED lamp.
Summary of the invention
The purpose of the utility model is to overcome the deficiency that prior art exists; And provide a kind of simple in structure, most economical practicality; Utilize the self structure of street lighting, the high-power LED (Light Emitting Diode) road illuminating lamp that the natural wind that adopts " stack effect " to be produced cools off great power LED.
The purpose of the utility model is accomplished through following technical scheme; It comprises lamp stand, lampshade and the lamp holder of street lamp; Described lamp holder is made up of great power LED wick, PCB aluminium base, and is fixed in the lampshade, and lampshade is fixed on the end of lamp stand; The root of said lamp stand or hypomere portion offer at least one gas port or a plurality of tiny air admission hole, and are communicated in the said lampshade through the internal channel of lamp stand.
Be mounted with the air isocon that directly is connected with the lamp stand internal channel in the described lampshade; Offer on this air isocon towards lamp holder back side PCB aluminium base and on fin carry out a plurality of ventholes of heat loss through convection, also offer lampshade gas outlet or venthole that the gas port on lamp stand internal channel and lamp stand, offered or air admission hole constitute the air-flow circulation in addition at the top of described lampshade.
The gas port of offering on the described lamp stand or a plurality of tiny air inlet position are provided with the filter screen that prevents that rubbish is inhaled into.
The utility model mainly is to utilize hot-air to rise; Cold air replenishes this simple principle; The passage of street lamp rod tube as wind, offer air inlet at the lamp stand root of street lamp, the top of street lamp post has just become air outlet naturally; Again high-power LED illuminating lamp is installed on the air outlet at top, causes the effect of natural wind air cooling.
Characteristics such as the utility model compared with prior art has simple in structurely, easy to install and use, economical and practical, can utilize the self structure of street lighting, and the natural wind that adopts " stack effect " to be produced cools off great power LED, and energy-saving effect is obvious.
Description of drawings
Fig. 1 is the structural representation of the utility model.
The specific embodiment
To combine accompanying drawing that the utility model is done detailed introduction below: shown in Figure 1; The utility model comprises lamp stand 1, lampshade 2 and the lamp holder of street lamp; Described lamp holder is made up of great power LED wick 3, PCB aluminium base 4, and is fixed in the lampshade 2, and lampshade 2 is fixed on the end of lamp stand 1; The root of said lamp stand 1 or hypomere portion offer at least one gas port 5 or a plurality of tiny air admission hole, and are communicated in the said lampshade 2 through the internal channel 6 of lamp stand 1.
Be mounted with the air isocon 7 that directly is connected with lamp stand internal channel 6 in the lampshade 2 shown in the figure; On this air isocon 7, offer towards lamp holder and to lamp holder and carry out a plurality of ventholes of heat loss through convection, also offer lampshade gas outlet 8 or venthole that the gas port 5 on lamp stand internal channel 6 and lamp stand, offered or air admission hole constitute the circulation of air stream in addition at the top of described lampshade 2.
Gas port 5 or a plurality of tiny air inlet position offered on the described lamp stand 1 of the utility model are provided with the filter screen 9 that prevents that rubbish is inhaled into.
Originally be used for placing lead, still can settle lead, adopt it not influence laying of former lead as the cooling air passage in street lamp rod tube inside.Be noted that when passing the air isocon, can on isocon, bore two holes, two leads are drawn out in the LED lamp housing, seal with elastometic washer can be adopted in the hole.
The utility model is at the lampshade of the high-power LED street lamp 2 inner air isocons 7 of installing, and isocon is made for the reduction expense can adopt sheet iron, the position of the tap hole on the isocon and size, what, carry out arrangement according to the heat radiation needs.
Lampshade 2 tops of high-power LED street lamp set out gas port, so that the discharge of hot-air in the lamp housing, let the cold air of lamp stand 1 root of street lamp replenish.The shape of air outlet can be attractive in appearance as far as possible, prevents that rainwater from getting into, and it is just passable not influence air draft.
In concrete embodiment, the lamp stand 1 of high-power LED street lamp is mostly about 10 meters; Average caliber is more than 15CM; The existence of pipe internal-external temperature difference causes the draft of air outlet can reach tens of (Pa), can satisfy the inner heat radiation requirement of high-power LED street lamp fully.It is also not serious that the rainy day humid air gets into, and can cause light pole inside pipe wall and the corrosion of air isocon inwall at most; Hydrone in the humid air is dried on the aluminium radiating fin, takes away more heat.
The utility model accompanying drawing is just in order to explain the formation of high-power LED street lamp air cooling passage, and what adopted is the simplest pattern.The concrete form of high-power LED street lamp is different, but can build natural wind cooling passage through stifled, thin, and high-power LED street lamp is implemented air cooling.
The regular maintenance of this street lamp mainly is in time to clear up the air inlet of street lamp rod tube, prevents that polybag, the scraps of paper, leaf are adsorbed on the air inlet, stops up air intake passage.
The utility model need offer an air outlet, otherwise this air channel just can't form also at the top of the lampshade of LED road lighting.Be exactly to need us the radiating fin of LED below, the heat radiation layout of carrying out maximum efficiency according to the flow direction of wind just can solve.If for obtaining better radiating effect; Can an isocon be installed in the outlet of pipe bar; Need deliver to the most reasonably position of LED lamp to the cold wind of air outlet by heat radiation, this LED of utilization road lighting self structure reaches the purpose of heat radiation, obtains cool effect on the whole.This is most economical, effective way.
We know that the transfer mode of heat has three kinds: conduction, convection current, radiation; The thermaltransmission mode of copper mainly plays conduction; The thermaltransmission mode of aluminium is convection current, carry out convection current by medium, and heat is taken away in general and airborne hydrone (wind) effect; The thermaltransmission mode of graphite is radiation.Because what the utility model adopted is the natural wind cooling, so adopt the aluminum thermal fin mode to cool off, lets fin that heat is sent in the ambient air and goes, and comes distribute heat through free convection.
Claims (3)
1. high-power LED (Light Emitting Diode) road illuminating lamp; It comprises lamp stand, lampshade and the lamp holder of street lamp; Described lamp holder is made up of great power LED wick, PCB aluminium base, and is fixed in the lampshade, and lampshade is fixed on the end of lamp stand; The root or the hypomere portion that it is characterized in that said lamp stand offer at least one gas port or a plurality of tiny air admission hole, and are communicated in the said lampshade through the internal channel of lamp stand.
2. high-power LED (Light Emitting Diode) road illuminating lamp according to claim 1; It is characterized in that being mounted with in the described lampshade air isocon that directly is connected with the lamp stand internal channel; On this air isocon, offer towards lamp holder and to lamp holder and carry out a plurality of ventholes of heat loss through convection, also offer lampshade gas outlet or venthole that the gas port on lamp stand internal channel and lamp stand, offered or air admission hole constitute the air-flow circulation in addition at the top of described lampshade.
3. high-power LED (Light Emitting Diode) road illuminating lamp according to claim 1 and 2 is characterized in that gas port or a plurality of tiny air inlet position offered on the described lamp stand are provided with the filter screen that prevents that rubbish is inhaled into.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203324019U CN202253162U (en) | 2011-09-06 | 2011-09-06 | High-power LED (light-emitting diode) road lighting lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203324019U CN202253162U (en) | 2011-09-06 | 2011-09-06 | High-power LED (light-emitting diode) road lighting lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202253162U true CN202253162U (en) | 2012-05-30 |
Family
ID=46114402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203324019U Expired - Fee Related CN202253162U (en) | 2011-09-06 | 2011-09-06 | High-power LED (light-emitting diode) road lighting lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202253162U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105066037A (en) * | 2015-09-18 | 2015-11-18 | 江苏健享实业有限公司 | Light-emitting diode (LED) street lamp with cooling fin guide mechanism |
| CN105114887A (en) * | 2015-09-18 | 2015-12-02 | 江苏健享实业有限公司 | Self-adaptive air-cooled radiating LED street lamp |
-
2011
- 2011-09-06 CN CN2011203324019U patent/CN202253162U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105066037A (en) * | 2015-09-18 | 2015-11-18 | 江苏健享实业有限公司 | Light-emitting diode (LED) street lamp with cooling fin guide mechanism |
| CN105114887A (en) * | 2015-09-18 | 2015-12-02 | 江苏健享实业有限公司 | Self-adaptive air-cooled radiating LED street lamp |
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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 |
Granted publication date: 20120530 Termination date: 20140906 |
|
| EXPY | Termination of patent right or utility model |