CN202403244U - Water cooling device of large LED (Light-Emitting Diode) lamp system - Google Patents

Water cooling device of large LED (Light-Emitting Diode) lamp system Download PDF

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Publication number
CN202403244U
CN202403244U CN2011205617283U CN201120561728U CN202403244U CN 202403244 U CN202403244 U CN 202403244U CN 2011205617283 U CN2011205617283 U CN 2011205617283U CN 201120561728 U CN201120561728 U CN 201120561728U CN 202403244 U CN202403244 U CN 202403244U
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CN
China
Prior art keywords
water
water cooling
led
cooled unit
led light
Prior art date
Application number
CN2011205617283U
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Chinese (zh)
Inventor
蔡苗
杨道国
陈文彬
侯峰泽
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桂林电子科技大学
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Priority to CN2011205617283U priority Critical patent/CN202403244U/en
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Publication of CN202403244U publication Critical patent/CN202403244U/en

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Abstract

The utility model provides a water cooling device of a large LED (Light-Emitting Diode) lamp system. The device comprises a water pump, a water tank, a water cooling unit, a hot water cooling device and a water pipe for connecting the components, wherein the water pump is connected with the water cooling unit through the water pipe; the water cooling unit is connected with the hot water cooling device through a water outlet pipe; and the hot water cooling device is connected with the water tank. The water cooling device has the advantages that the solutions to the heat dissipation problem of a plurality of large-power LED lamp systems are integrated, and a new idea is provided for the application method of an LED lighting system; a heat dissipation pipe, a heat dissipation fin, a fan and the like used for separately cooling a single LED lamp are omitted; and a simple and easy clamping trough combining mode is adopted to achieve a plug-and-play effect for LED light source modules, and the practicality and the interchangeability are strong.

Description

The water cooling plant of large LED lamp system
Technical field
The utility model relates to cooling device, particularly the water cooling plant of large LED lamp system.
Background technology
LED (Light Emitting Diode) is as a kind of outstanding semiconductor photoelectric device, and, advantages such as power consumption low, long service life, environmental protection little with its volume are expected to become in future the desirable solid-state energy-saving illumination light source of a new generation.Along with the LED illuminating product develops to high light intensity, high power, have only about 20 ~ 30% because of the luminous efficiency of present LED, most electric energy still is converted into heat energy, and the heat dissipation problem of high-capacity LED light fixture is still very serious.If the heat that produces can not distribute timely, the various fuel factors that produced by temperature rise can have influence on the light output characteristics of LED and the life-span of device.Therefore, select and design a kind of heat dissipation technology method of the LED of being suitable for light fixture heat radiation, will have very important and practical meanings the application of LED illuminating product.
At present, most of heat dissipation technologys are primarily aimed at single LED light fixture to be considered, like U.S. Eternaleds listing water-cooled LED bulb " Eternaleds HydraLux-4 "; Taiwan Jin Yunnian company in 2011 in Taiwan international lighting exhibition promote mainly 50 watts of LED water-cooled floor lamps and one 16 watts LCP-16WLED water-cooled pendent lamps.Yet, do not have the radiating mode of correlation technique at present, the incorporate heat sink conception of the large-scale lamp system of particularly forming by a plurality of high-power LED light fixtures from whole LED lamp system angle taking into account system.
The utility model content
The purpose of the utility model is for overcoming the deficiency of prior art, and a kind of water cooling plant of large LED lamp system is provided.This cooling device is specially adapted to the heat radiation of the lamp system of high-power LED lamp composition.
The technical scheme that realizes the utility model purpose is:
A kind of water cooling plant of large LED lamp system; Form by water pump and tank, water-cooled unit, hot water cooling device and the water pipe that connects them; Water pump is connected with the water-cooled unit through water pipe, and the water-cooled unit is connected with hot water cooling device by outlet pipe, and hot water cooling device is connected with tank.
Described cooling unit is a cavity; Cavity bottom is provided with the draw-in groove equipped with the LED light fixture; Cavity edge is provided with water inlet and delivery port, and delivery port is higher than water inlet, is provided with in the cavity from cavity bottom to hang the fin that; Fin does not contact with other sides of cavity, and fin is along the water (flow) direction setting.
Described water-cooled unit and fin are processed by thermal conductive metallic material.
The method of the utility model cooling device cooling LED light fixture is:
(1) with large LED light fixture serial or parallel connection or string and series-parallel connection, forming water-cooled unit group is the large LED lamp system of carrier;
(2) utilize heat-conducting cream, each LED light fixture and water-cooled unit is equipped;
(3) cavity of each water-cooled unit is communicated with pipeline, and pipeline is communicated with tank and hot water cooling device;
(4) start water pump, tank cold water is gone into the water-cooled unit through tubing pump, carry out heat exchange, take away the heat that the LED light fixture produces, after the cooling of entering hot water cooling device, get into intake chamber and recycle in the water-cooled unit.
The utility model has the advantages that: the heat dissipation problem solution of a plurality of high-power LED lamp system is integrated, for LED illuminator application process provides new thinking; Radiating tube, fin and fan etc. that single led light fixture cools off use have separately been saved; Adopt heat-conducting cream and easy draw-in groove combination, realize the plug and play of led light source module, practicality, interchangeability are strong.
Description of drawings
Fig. 1 is the structural representation of the large LED lamp system water cooling plant of series connection;
Fig. 2 is the structural representation of the utility model water-cooled unit;
Fig. 3 is the structural representation of the fin of water-cooled unit;
Fig. 4 is the structural representation of water-cooled unit group of the large LED lamp system water cooling plant of parallel connection;
Fig. 5 is the structural representation of the water-cooled unit group of series-parallel large LED lamp system water cooling plant;
Fig. 6 has fin and the radiating effect comparison diagram that does not have fin in inside, water-cooled unit during for the led light source module of different capacity;
Fig. 7 be in identical water-cooled unit identical use down water-cooled but with air cooled radiating effect comparison diagram;
Fig. 8 is the phenogram of fin size to radiating effect;
The survey map of Fig. 9 80W led light source module substrate temperature.
Among the figure: 1. water pump and tank 2. inlet channels 3. water-cooled unit 4. outlet conduits, 5. hot water cooling device 6.LED light fixtures, 7. water inlets, 8. water-cooled unit inner chambers, 9. delivery ports, 10. fin, 11. draw-in grooves, 12. heat-conducting creams, 13. water-cooled unit groups.
The specific embodiment
The water cooling plant of a kind of large LED lamp system of the utility model; Form by water pump and tank 1, water-cooled unit 3, hot water cooling device 5 and the water pipe that connects them; Water pump 1 is connected with water-cooled unit 3 through water pipe; Water-cooled unit 3 is connected with hot water cooling device 5 by outlet pipe, and hot water cooling device 5 is connected with tank 1.
With reference to Fig. 2, Fig. 3; Water-cooled unit 3 is a cavity, and cavity bottom is provided with the draw-in groove that is equipped with LED light fixture 6, and cavity edge is provided with water inlet 7 and delivery port 9; Water-cooled unit 3 water inlets 7 are lower than delivery port 9, guarantee current can be fully and fin 10 carry out heat exchange; Through the mode that draw-in groove 11 combines, 3 bottoms, water-cooled unit and LED light fixture 6 utilize heat-conducting cream 12, realize simple and easy assembling.The fin 10 of water-cooled unit inner chamber 8 hangs from 3 bottoms, water-cooled unit, does not contact with other inner surface of water-cooled unit 3, and along the direction of current, guarantees through the current of water-cooled unit 3 smooth and easy.
Water-cooled unit 3 and fin 10 are processed by thermal conductive metallic material.
Embodiment 1: the water cooling plant of series LED light fixture
With reference to Fig. 1, water pump and tank 1 are connected with water-cooled unit 3 through inlet channel 2, and series connection water-cooled unit group 13 is formed in water-cooled unit 3 and 6 assemblings of LED light fixture, a plurality of water-cooleds unit 3, connects through inlet channel 2 between each water-cooled unit; The water that group 13 is come out from the water-cooled unit links to each other with hot water cooling device 5 through outlet conduit 4, gets back to tank 1 from the water that hot water cooling device 5 is come out, and realizes recycling of water.
Embodiment 2: the water cooling plant of parallel connection LED light fixture
With reference to Fig. 4, after water-cooled unit 3 assembles with LED light fixture 6, can form the water-cooled unit group 13 of parallel connection through parallel way.
Embodiment 3: the water cooling plant of connection in series-parallel LED light fixture
With reference to Fig. 5, connection in series-parallel water-cooled unit group 13 can be formed through series connection and the mode that parallel connection combines after assembling with LED light fixture 6 in water-cooled unit 3.
LED light fixture water cooling plant is carried out performance test, and the result is following:
With reference to Fig. 6, under the same terms, for the led light source module of different capacity, there are fin and the situation that does not have fin in contrast inside, water-cooled unit, and gelled cooling effect obviously is superior to the radiating effect that does not have fin.Along with the power of led light source module increases, the rate of rise of maximum temperature of led light source module of using fin is much smaller than not using fin; When power increases to 108W from 36W, used the water-cooled unit of fin, the maximum temperature of led light source module has only increased by 15 degree, and the control effect is obvious.
With reference to Fig. 7, under the same terms, for the led light source module of different capacity, contrast use water-cooled but with the type of cooling of using air cool off naturally, the effect of use water-cooled obviously is superior to the effect that the use air cools off naturally.Along with the power of led light source module increases, the rate of rise of maximum temperature of using water-cooled led light source module is much smaller than using air to cool off naturally; After power increases to 108W from 36W, use the maximum temperature of water-cooled led light source module only to increase about 14 degree, the control effect is obvious.
With reference to Fig. 8, the height of analyzing the water-cooled unit of differing heights shows that to radiating effect changing the water-cooled unit size influences also little to radiating effect; To the led light source module of different capacity, the maximum temperature that highly is respectively the led light source module that the water-cooled unit of 95cm and 65cm differs has only the 2-4 degree, is hinting that there is bigger optimization space in the miniaturization of water-cooled unit.
With reference to Fig. 9, use the utility model device and method, and the substrate temperature of measuring the led light source module of 80W shows that in external condition one regularly, the substrate temperature of led light source module reaches a controlled equilibrium temperature, the control effect is obvious.In room temperature 13 degree, the equilibrium temperature of substrate only rises to about 46 degree, and radiating effect is superior.

Claims (3)

1. the water cooling plant of a large LED lamp system; It is characterized in that: this device is made up of water pump and tank, water-cooled unit, hot water cooling device and the water pipe that connects them; Water pump is connected with the water-cooled unit through water pipe; The water-cooled unit is connected with hot water cooling device by outlet pipe, and hot water cooling device is connected with tank.
2. water cooling plant according to claim 1; It is characterized in that: described water-cooled unit is a cavity; Cavity bottom is provided with the draw-in groove equipped with the LED light fixture, and cavity edge is provided with water inlet and delivery port, and delivery port is higher than water inlet; Be provided with in the cavity from cavity bottom and hang the fin that, fin does not contact with other sides of cavity.
3. water cooling plant according to claim 1 is characterized in that: described water-cooled unit and fin are processed by thermal conductive metallic material.
CN2011205617283U 2011-12-29 2011-12-29 Water cooling device of large LED (Light-Emitting Diode) lamp system CN202403244U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011205617283U CN202403244U (en) 2011-12-29 2011-12-29 Water cooling device of large LED (Light-Emitting Diode) lamp system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011205617283U CN202403244U (en) 2011-12-29 2011-12-29 Water cooling device of large LED (Light-Emitting Diode) lamp system

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102494317A (en) * 2011-12-29 2012-06-13 桂林电子科技大学 Water cooling device and water cooling method for large-scale light-emitting diode (LED) lamp system
CN102913883A (en) * 2012-11-02 2013-02-06 北京环宇蓝博科技有限公司 Water cooling device of bare engine
CN103032857A (en) * 2012-12-11 2013-04-10 北京佰能光电技术有限公司 Heat radiation system applicable to large-power light emitting diode (LED) lamp
CN103499080A (en) * 2013-10-21 2014-01-08 广州市松叶电子科技有限公司 Water cooling type high-power LED plant growth lamp and circulating system
CN105221970A (en) * 2015-10-30 2016-01-06 江苏天楹之光光电科技有限公司 A kind of water circulation heat radiating LED lamp
CN105240711A (en) * 2015-10-30 2016-01-13 江苏天楹之光光电科技有限公司 LED lamp cooled through water flow
CN105674082A (en) * 2016-03-25 2016-06-15 重庆星河光电科技股份有限公司 Water-cooling heat dissipation plant lamp

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102494317A (en) * 2011-12-29 2012-06-13 桂林电子科技大学 Water cooling device and water cooling method for large-scale light-emitting diode (LED) lamp system
CN102913883A (en) * 2012-11-02 2013-02-06 北京环宇蓝博科技有限公司 Water cooling device of bare engine
CN103032857A (en) * 2012-12-11 2013-04-10 北京佰能光电技术有限公司 Heat radiation system applicable to large-power light emitting diode (LED) lamp
CN103499080A (en) * 2013-10-21 2014-01-08 广州市松叶电子科技有限公司 Water cooling type high-power LED plant growth lamp and circulating system
CN103499080B (en) * 2013-10-21 2015-11-25 广州市松叶电子科技有限公司 Water-cooled great power LED plant growth lamp and the circulatory system
CN105221970A (en) * 2015-10-30 2016-01-06 江苏天楹之光光电科技有限公司 A kind of water circulation heat radiating LED lamp
CN105240711A (en) * 2015-10-30 2016-01-13 江苏天楹之光光电科技有限公司 LED lamp cooled through water flow
CN105240711B (en) * 2015-10-30 2018-01-16 江苏天楹之光光电科技有限公司 A kind of current heat radiating LED lamp
CN105674082A (en) * 2016-03-25 2016-06-15 重庆星河光电科技股份有限公司 Water-cooling heat dissipation plant lamp

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120829

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