CN101660696B - Large power LED square illuminating lamp - Google Patents

Large power LED square illuminating lamp Download PDF

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Publication number
CN101660696B
CN101660696B CN2009101007384A CN200910100738A CN101660696B CN 101660696 B CN101660696 B CN 101660696B CN 2009101007384 A CN2009101007384 A CN 2009101007384A CN 200910100738 A CN200910100738 A CN 200910100738A CN 101660696 B CN101660696 B CN 101660696B
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China
Prior art keywords
lamp
led
lamppost
fluid pipe
illuminating lamp
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CN2009101007384A
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CN101660696A (en
Inventor
华桂潮
唐婉玉
吴新科
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Shanghai Tayee Electric Co Ltd
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Aidi Photoelectric (Hangzhou) Co Ltd
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Abstract

The invention discloses a large power LED square illuminating lamp which comprises a lamp post, a lamp holder, an LED lamp, a lamp shade, an LED base plate and a power supply, and is characterized in that a circulating liquid pipe is arranged closely to the LED base plate; and radiating liquid filled inside the circulating liquid pipe forms circulation inside the circulating liquid pipe under thepropel of a circulating pump. The illuminating lamp has the beneficial effects that: 1. the radiating liquid flows circularly in the circulating liquid pipe, and the lamp post is used for radiating and fast transferring heat generated by the working of the large power LED, thus effectively improving the radiating efficiency and service life; 2. the circulating liquid pipe filled with high-performance heat-conducting liquid can be made of plastic or glasses or/and part of metal or other light type environmental-friendly materials, so that a lamp cap is light in weight, small in volume, little for metal usage amount, environmental-friendly and endurable in material, simple in manufacturing and low in cost; and 3. the lamp cap and the lamp post form an integrated radiator.

Description

A kind of large power LED square illuminating lamp
Technical field
The present invention relates to a kind of large power LED square illuminating lamp, particularly a kind of large power LED square illuminating lamp with excellent heat dispersion performance and light-duty lamppost.
Background technology
At present, locate to need various floodlightings at night and floodlighting on the road of bustling business district or square etc., the square illuminating lamp light fixture has satisfied people and has carried out commerce, life, requirements of one's work.Traditional square illuminating lamp lamp holder is made up of several floodlights; It is osram lamp, mercury vapor lamp, iodine-tungsten lamp or high-pressure mercury lamp etc. about 400-2000W that its light source adopts power; The thick heaviness of the floodlight of processing, power consumption is big, maintenance cost is high; Environmental pollution is serious, and color effect is barely satisfactory.By contrast, this wherein, long and its high reliability has caused concern more and more widely and progressively has been applied to the floodlighting 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.And large power LED square illuminating floodlight on the market causes that the LED light decay is too fast, light efficiency is not good because the heat that sends of LED can not be led away rapidly and distribute.For solving the heat dissipation problem of great power LED floodlight; The disclosed LED floodlight of Chinese patent CN 201028340Y lamp body has installed fin additional; But the fin of traditional LED plaza lighting floodlight design is that metal is processed, cause the lamp holder volume of square illuminating lamp big with lamppost Heavy Weight, cost height.The disclosed square illuminating lamp lamp body of Chinese patent CN 200968532Y has installed radiator fan additional, but the design and installation fan can take the too much space of shell, can produce bigger noise during work, increases the power consumption of light fixture, influences its stability.
Summary of the invention
What the present invention will solve is the problems referred to above that prior art exists; Purpose provides the large power LED square illuminating lamp of a kind of liquid and lamppost heat radiation; Overcome that existing large power LED square illuminating lamp heatsink weight is heavy, cost is high, the lamp holder volume is big, the shortcoming of the thick heaviness of lamppost.
The technical scheme that addresses the above problem employing is: large power LED square illuminating lamp; Comprise lamppost, lamp bracket, LED lamp, lampshade, LED substrate and power supply; Tight obedient LED substrate is provided with the circulation fluid pipe; Its built-in cooling fluid circulates inner formation of circulation fluid pipe under the promotion of circulating pump, it is characterized in that said circulation fluid pipe is closely buckled in the inner surface of lamppost.
Large power LED square illuminating lamp of the present invention; Described high-powered LED lamp; It can be the assembly of single LED lamp or plurality of LEDs lamp; Also can be the LED lamp that includes the chip LED lamp of single LEDs or include the chip module of plurality of LEDs, can also be the mixed type LED lamp that is constituted by more than one above-mentioned LED lamp.
According to the present invention, the hood-shaped shape of LED light diffuser can be diversified, can adopt transparent material to be made, like glass or PMMA.The circulation fluid pipe that the high-performance heat-conducting liquid is housed can be by plastics, glass or/and part metals is made, shape can variation, in light weight like this, environmental and durable, make simple, cost is low.LED lamp and LED aluminium base closely contact with the cooling fluid pipe 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 through the circulation fluid pipe then, is dissipated in the air through lamppost again, and 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, make be able to guarantee the service life of large power LED square illuminating lamp.
According to the present invention; Described circulation fluid tube portion is closely buckled in the lamppost inner surface, and (the circulation fluid pipe has good thermal coupling to be connected with lamppost and aluminium base; 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).Its lamppost constitutes thermal component, and each circulation fluid manifold combines in the circulation fluid pipe in the lamppost, and the heat of taking out of via the cooling fluid in the circulation fluid pipe is dissipated in the air through the lamppost parts again.
According to the present invention, 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 and circulating pump, and radiating effect is more obvious.
According to the present invention, described lamppost is detachable lamppost, is divided into top lamppost and bottom lamppost, and its middle and upper part lamppost connects lamp holder.
The invention has the beneficial effects as follows:
1, cooling fluid circulates in the circulation fluid pipe, utilizes the lamppost heat radiation, and 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, makes be able to guarantee the service life of large power LED square illuminating lamp.
2, be equipped with the circulation fluid pipe of high-performance heat-conducting liquid can be by plastics or glass or/and part metals or other light environment protection material form, the lamp holder that contains the cooling fluid pipe 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 square illuminating lamp lamp holder and lamppost constitute the integral heat dissipation device.Because lamp holder weight saving, volume are little, lamppost weight is also corresponding to be alleviated, cost descends.Lamppost is detachable lamppost, makes easily, conveniently installs.
Description of drawings
Below in conjunction with accompanying drawing the present invention is described further, but embodiment of the present invention is not limited thereto.
Fig. 1 is large power LED square illuminating lamp embodiment one three-dimensional structure diagram of the present invention.
Fig. 2 is large power LED square illuminating lamp embodiment one top lamppost of the present invention and lamp holder generalized section.
Fig. 3 is large power LED square illuminating lamp embodiment two three-dimensional structure diagrams of the present invention.
Fig. 4 is large power LED square illuminating lamp embodiment two top lampposts of the present invention and lamp holder generalized section.
The specific embodiment
Like Fig. 1, shown in 2; It is embodiments of the invention one top lamppost and cap part generalized section, is made up of high-powered LED lamp 1, lampshade 2, LED aluminium base 3, cooling fluid 4, top lamppost 5, circulation fluid pipe 6, power supply 7, circulating pump 8, power line 9 and lamp bracket 11.
Described lamp bracket 11 is disc and is fixed on the top of said top lamppost 5, and described LED aluminium base 3 is fixed in the lamp bracket 11.Described high-powered LED lamp 1 be single LED lamp, plurality of LEDs lamp assembly, include the chip LED lamp of single LEDs or include the LED lamp any multiple mixed type LED lamp that constitutes wherein of the chip module of plurality of LEDs.High-powered LED lamp 1 is fastened on above the high-power LED aluminum substrate 3 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 circulation fluid pipe 6.Described lamp bracket 11, LED aluminium base 3 and high-powered LED lamp 1 constitute lamp holder.
The hemispherical body of hollow or other shapes that the described lampshade 2 of the embodiment of the invention can be an end opening, the size that its size and circulation fluid pipe 6 sizes and liquid-cooling LED lamp lamp holder are designed adapts and gets final product.Lampshade 2 adopts transparent material to be made, and like glass or PMMA etc., surface processing such as sandblast, dust reaches different illumination effects as required.Can also realize the demand of different light intensity and illuminating area through the surface curvature of adjustment lampshade.
The described circulation fluid pipe 6 of the embodiment of the invention is for being equipped with the obturator of high-performance heat-conducting liquid 4.Circulation fluid pipe 6 is formed by plastics or glass or metal or other light environment protection material.Circulation fluid pipe 6 concrete shapes and volume that cooling fluid is housed are decided by LED square illuminating lamp lamp holder volume and great power LED caloric value.Part circulation fluid pipe is installed in the top lamppost 5, and the circulation fluid pipe links to each other with circulating pump, constitutes the thermal dissipating path that circulates of cooling fluid.
The described cooling fluid of the embodiment of the invention 4 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 8 of the embodiment of the invention drives cooling fluid and in the circulation fluid pipe, circulates.The described circulation fluid pipe 6 of the embodiment of the invention connects circulating pump 8, and the circulation fluid tube portion is closely buckled in the lamppost inner surface.The circulation fluid pipe has good thermal coupling to be connected with LED aluminium base 3 and top lamppost 5, and contact-making surface evenly is being coated with high thermal conductive silicon glue or silicone grease, or is designed to stationary fit or interference fits and can realizes that from fastening it is fixing to be designed to available movingly clamping element chucking.The heat that the part circulation fluid pipe that is connected with LED aluminium base 36 produces when drawing the great power LEDs energising, heat is recycled liquid pipe 6 and takes out of then, through lamppost heat is loose in ambient air again.Cooling fluid circulates through circulation fluid pipe and circulating pump, and the heat that makes great power LED send is migrated out rapidly by cooling fluid.
The embodiment of the invention described LED square illuminating lamp lamp holder and lamppost constitute the integral heat dissipation device.Described lamppost 5 is detachable lamppost, is divided into top lamppost and bottom lamppost 10, and its middle and upper part lamppost connects lamp holder, and lamppost bottom and lamppost top are fixing through the clamping element chucking.Lamppost 5 can be configured to be convenient to different shape and the size that heat energy dissipates.
The described power supply 7 of the embodiment of the invention places in the top lamppost 5 formation spaces, and it is connected with lamp power line 9.
The described LED lamp of embodiment of the invention power line 9 places in the lamppost 5 formation spaces, and it is connected with high-powered LED lamp 1, supplies power to great power LED.
Like Fig. 3, shown in 4; It is embodiments of the invention two top lampposts and cap part generalized section, is made up of great power LED 1, lampshade 2, LED aluminium base 3, cooling fluid 4, top lamppost 5, circulation fluid pipe 6, power supply 7, circulating pump 8, power line 9 and lamp bracket 11.
Described lamp bracket 11 is made up of a plurality of sectors 13, and is the top that the center is evenly distributed on top lamppost 5 with the axle of lamppost.Said each sector 13 is provided with LED aluminium base 3 and LED lamp, constitutes a LED floodlight 12.The LED floodlight 12 that several structures are identical is formed lamp holder.Each LED floodlight 1 all contains circulation fluid pipe 7.
All the other structures of the large power LED square illuminating lamp of the described circulation liquid cooling of the embodiment of the invention are identical with aforesaid first instance.
The shape and the compound mode of the embodiment of the invention provides a kind of lamp holder that utilizes the large power LED square illuminating lamp of liquid and lamppost heat radiation, LED lampshade, LED lamppost, circulation fluid pipe 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 present invention.Obviously, the invention is not restricted to above embodiment, many distortion can also be arranged.All distortion that those of ordinary skill in the art can directly derive or associate from content disclosed by the invention all should be thought the protection domain of inventing.
What should be understood that is: the foregoing description is just to explanation of the present invention, rather than limitation of the present invention, and any innovation and creation that do not exceed in the connotation scope of the present invention all fall within protection scope of the present invention.

Claims (7)

1. large power LED square illuminating lamp; Comprise lamppost (5,10), lamp bracket (11), LED lamp (1), lampshade (2), LED substrate (3) and power supply (7); Tight obedient LED substrate (3) is provided with circulation fluid pipe (6); Its built-in cooling fluid (4) circulates inner formation of circulation fluid pipe (6) under the promotion of circulating pump (8), it is characterized in that said circulation fluid pipe (6) is closely buckled in the inner surface of lamppost (5,10).
2. large power LED square illuminating lamp as claimed in claim 1; It is characterized in that described LED lamp (1) be single LED lamp, plurality of LEDs lamp assembly, include the chip LED lamp of single LEDs and include any in the LED lamp of chip module of plurality of LEDs, or by the multiple mixed type LED lamp that constitutes wherein.
3. large power LED square illuminating lamp as claimed in claim 1 is characterized in that described lampshade (2) adopts transparent material to be made, and described circulation fluid pipe (6) is made by plastics, glass and/or part metals.
4. large power LED square illuminating lamp as claimed in claim 1 is characterized in that described circulation fluid pipe (6) has good thermal coupling to be connected with lamppost (5,10) with LED substrate (3), and contact-making surface evenly is coated with high thermal conductive silicon glue or silicone grease.
5. large power LED square illuminating lamp as claimed in claim 1 is characterized in that realizing from fastening through stationary fit or interference fits between described circulation fluid pipe (6) and lamppost (5,10) and the LED substrate (3).
6. large power LED square illuminating lamp as claimed in claim 1 is characterized in that described circulation fluid pipe (6) is fixing through the clamping element chucking with lamppost (5,10) and LED substrate (3).
7. like any one described large power LED square illuminating lamp of claim 1-6, it is characterized in that described lamppost (5,10) is detachable lamppost, is divided into top lamppost (5) and bottom lamppost (10).
CN2009101007384A 2009-07-20 2009-07-20 Large power LED square illuminating lamp Active CN101660696B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101782228A (en) * 2010-04-08 2010-07-21 艾迪光电(杭州)有限公司 Liquid cooling type high-power LED lamp
CN102353000A (en) * 2011-09-30 2012-02-15 滨州市甘德电子科技有限公司 LED (Light-Emitting Diode) street lamp cooled with liquid nitrogen
CN103017122A (en) * 2012-11-29 2013-04-03 安徽冠宇光电科技有限公司 LED street lamp radiator with stirrer
CN103216804A (en) * 2013-05-09 2013-07-24 江卫青 Heat dissipation constructional elements of strength-bearing-type LED (light-emitting diode) lamp
CN108152700A (en) * 2017-12-28 2018-06-12 鸿利智汇集团股份有限公司 A kind of LED aging equipments and its LED aging methods

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201568849U (en) * 2009-07-20 2010-09-01 艾迪光电(杭州)有限公司 High-power LED illuminating lamp for squares

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201568849U (en) * 2009-07-20 2010-09-01 艾迪光电(杭州)有限公司 High-power LED illuminating lamp for squares

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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.

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