CN101666439A - Liquid cooling LED lamp - Google Patents

Liquid cooling LED lamp Download PDF

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Publication number
CN101666439A
CN101666439A CN200910192453A CN200910192453A CN101666439A CN 101666439 A CN101666439 A CN 101666439A CN 200910192453 A CN200910192453 A CN 200910192453A CN 200910192453 A CN200910192453 A CN 200910192453A CN 101666439 A CN101666439 A CN 101666439A
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CN
China
Prior art keywords
heat
heat abstractor
liquid cooling
led lamp
outer cover
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.)
Pending
Application number
CN200910192453A
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Chinese (zh)
Inventor
樊邦扬
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Heshan Lide Electronic Enterprise Co Ltd
Original Assignee
Heshan Lide Electronic Enterprise Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Heshan Lide Electronic Enterprise Co Ltd filed Critical Heshan Lide Electronic Enterprise Co Ltd
Priority to CN200910192453A priority Critical patent/CN101666439A/en
Publication of CN101666439A publication Critical patent/CN101666439A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/56—Cooling arrangements using liquid coolants
    • F21V29/58—Cooling arrangements using liquid coolants characterised by the coolants
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20—Light sources comprising attachment means
    • F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
    • F21K9/232—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V3/00—Globes; Bowls; Cover glasses
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/85—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
    • F21V29/89—Metals
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2107/00—Light sources with three-dimensionally disposed light-generating elements
    • F21Y2107/30—Light sources with three-dimensionally disposed light-generating elements on the outer surface of cylindrical surfaces, e.g. rod-shaped supports having a circular or a polygonal cross section
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)

Abstract

The invention discloses a liquid cooling LED lamp which comprises a lamp seat, a heat abstractor arranged on the lamp seat and a heat conductive column fixed on the heat abstractor, wherein the heat conductive column is wound with a flexible circuit board along the side face and top face thereof, the flexible circuit board is provided with a plurality of LEDs, a transparent outer cover is sheathedat the periphery of the LEDs and fixed on the heat abstractor, and the transparent outer cover and the heat abstractor form a cavity filled with liquid. In the invention, as the cavity formed by thetransparent lamp cover and the heat abstractor is filled with heat conductive liquid, heat generated by the LEDs can be abundantly transmitted to the heat abstractor and the transparent outer cover bythe heat conductive liquid, thus improving the overall radiating effect of the lamp, reducing heat of the LEDs and improving the light emission efficiency. Simultaneously, the LEDs are wound on the side face and the top face of the heat conducting device by the flexible circuit board, thus improving the production efficiency of products and causing the light emission effect of the lamp to be moreeven.

Description

A kind of liquid cooling LED lamp
[technical field]
The present invention relates to a kind of lighting, refer in particular to a kind of liquid cooling LED lamp.
[background technology]
Along with the develop rapidly of LED technology, emerging of great power LED especially, making LED be applied to common lighting field becomes possibility, and rapidly again the whole world started the trend of a green illumination.Yet, how successfully to help among great power LED cooling just become in the weight of LED lighting design because the caloric value of great power LED own is very big.Originally people design the radiator of various help LED light fixture heat radiation on the LED light fixture, and this radiator comprises a plurality of radiating fins, increases heat absorption and area of dissipation by these fins, thereby improve the luminous efficiency of LED.Afterwards, because the needs of commercial lighting, the power of LED light fixture improved constantly, and thing followed heat dissipation problem is also more and more severeer.After this occurred adopting fan to add the cooling system of radiator, adopted fan that radiator is lowered the temperature and satisfy the temperature that it constantly rises.But the effect of this cooling system is still undesirable, and it is very low that reason is that the heat of LED itself is delivered to the efficient of radiating fin, causes a large amount of heat to pass can not be anxious the time and is trapped on the LED lamp body, has reduced the light extraction efficiency of light fixture.For promptly being delivered on the radiator of the heat that makes the LED lamp body, the material that people begin to seek high heat capacity is used for LED heat conduction, so water, conduction oil, the various liquid of paraffin wet goods begin to be used for the heat radiation of LED light fixture, as patent announcement number be: the Chinese patent of CN2913848Y, this patent disclosure a kind of light fixture cooling system, this cooling system is packed cooling liquid in the heat pipe, the heat pipe periphery is provided with radiator, and the combination that adds radiator heat-dissipation by liquid thermal conductivity more obviously improves radiating effect.But the heat of LED itself when outwards transmitting except heat-radiating substrate has partly gathered a large amount of heats, the cap part of LED also has a large amount of heat accumulations, be delivered on the radiator when heat of this part can not be anxious, can only dispel the heat by cross-ventilation, radiating effect is undesirable, cause the temperature of chip to can not get effective control, the efficient of light fixture is still very low.Therefore, the cooling system of LED light fixture is demanded urgently improving in the prior art.
[summary of the invention]
At the above-mentioned technical problem that exists in the prior art, the object of the present invention is to provide a kind of radiating efficiency height, liquid cooling LED lamp that cost of manufacture is cheap.
For reaching the technical scheme that above-mentioned technical purpose the present invention takes is a kind of liquid cooling LED lamp, comprise lamp socket, be arranged on heat abstractor on the lamp socket, be fixed on the heating column on the heat abstractor, described heating column is wound with flexible PCB along its side and end face, described flexible PCB is gone into battle and is shown plurality of LEDs, one light transmission outer cover is nested with in the LED periphery and is fixed on the heat abstractor, is filled with liquid in the cavity of described light transmission outer cover and heat abstractor formation.
Described LED is an AC LED.
Described flexible PCB is fixed on the heat-transfer device by heat conductive silica gel.
Also be provided with a heat-conducting plate on the linkage interface of described heat abstractor and heat-transfer device.
Be coated with reflective membrane on the described reflector.
Described light transmission outer cover also is equipped with a garment bag.
Described heat abstractor is the radiating fin that is radial or spiral distribution.
The present invention has with respect to the beneficial effect of prior art: because the present invention fills heat-conducting liquid in the cavity of light transmission outer cover and heat abstractor formation, the heat that LED is produced can fully be delivered on heat abstractor and the light transmission outer cover by heat-conducting liquid and heating column, thereby improved the radiating effect of light fixture integral body, reduce the heat of LED itself, improved light extraction efficiency; Simultaneously, LED permutation of the present invention is arranged on the side and the end face of heat-transfer device, and it is more even to make light fixture go out light effect.
[description of drawings]
Fig. 1 is an overall structure schematic diagram of the present invention;
Fig. 2 is the cutaway view of the present invention along A-A section shown in Figure 1;
Fig. 3 is a partial sectional view of the present invention;
Fig. 4 is the embodiments of the invention diagrammatic sketch;
[specific embodiment]
In order to introduce the present invention in more detail, structure of the present invention is further described in detail below in conjunction with accompanying drawing.
As Fig. 1,2,3, shown in 4: the present invention includes and comprise lamp socket 1, be arranged on the heat abstractor 2 on the lamp socket 1, be fixed on the heating column 5 on the heat abstractor 2, LED 6 directly is fixed on the flexible PCB 7 in advance, also luminescence chip directly can be encapsulated on the flexible PCB 7 of pre-printed circuit, then array there is the flexible PCB 7 of plurality of LEDs 6 to be fastened at the side and the end face of heating column 5 by heat-conducting glue (not shown), one light transmission outer cover cover 3 is built in the peripheral of LED 6 and be fixed on the heat abstractor 2, filling liquid 4 in the cavity that described outer cover 3 and heat abstractor 2 form, also be provided with a heat-conducting plate 11 on the described heat abstractor 2, described heat-conducting plate 11 is provided with reflective membrane 12, heat-conducting plate 11 is delivered to heat on the heat abstractor by liquid 4 on the one hand, the light that exposes on the reflective membrane 12 can be reflexed to light transmission outer cover 3 on the other hand, to improve light extraction efficiency.
Because present embodiment has adopted flexible PCB 7 fixed L ED 6, thereby has increased substantially the efficient of production and processing, is easy to mass production.
LED 6 can be direct-current LED or AC LED; Flexible PCB 7 can adopt heat conductive silica gel to stick on the heating column; Heat abstractor 2 is the radiating fins that are radial or spiral distribution; Certainly also can increase the radiating efficiency that radiator fan promotes radiator as required.
Power supply device 13 of the present invention can respectively be placed in the heat abstractor 2, perhaps is placed in the lamp socket 1.Lamp socket 1 of the present invention is identical with the lamp socket specification of traditional incandescent lamp and fluorescent lamp, if adopt AC LED, just promptly do not need can replace existing incandescent lamp bulb and fluorescent lamp fully through over commutation.
Because the present invention is filling liquid 4 in the cavity that light transmission outer cover 3 and heat abstractor 2 form, the heat of LED 6 can fully be delivered on heat abstractor 2 and the light transmission outer cover 3 by liquid 4 and heating column 5, thereby improved the radiating effect of light fixture integral body, reduce the heat of LED 6 itself, improved light extraction efficiency; Simultaneously, LED permutation of the present invention is arranged on the side and the end face of heating column, and it is more even to make light fixture go out light effect.
Heating column 5 among the present invention can be prismatic, cylinder or stepped halfpace etc., preferred stepped halfpace, and the heating column 5 stepped even distributions that help light, heating column 5 also can be a hollow shape in addition.
In order to prevent to hurt sb.'s feelings after light transmission outer cover 3 from breaking, and it is softer to make light fixture go out light effect, can be nested with a garment bag 31 outside light transmission outer cover 3, and garment bag 31 can prevent lampshade 3 to break afterwards, and liquid 4 directly flows out, simultaneously garment bag 31 can also prevent dazzle, make light fixture to go out light effect softer.
Because the LED 6 among the present invention directly is immersed in the liquid 4, so the circuit connecting section of LED 6 is divided and heating column 5 and liquid 4 between be to insulate and contact, for example can contact, promptly on printed circuit, be coated with insulating layer coating being arranged to insulate between the printed circuit that connects LED6 and the heating column 5.
Can add antifreeze among the present invention in this liquid 4 or add other dyestuff as required, liquid 4 can or contain the transparent heat-conducting liquid and the water oil mixture of fluorescence, phosphorus for water, olive oil paraffin oil, low-viscosity oil, transformer oil.
Heating column 5 among the present invention is made up of metal, graphite, carbon fibre, pottery or its composite, perhaps is made up of metal alloy.
Or else above only the act break away from the present invention in the creation spirit category of the present invention conveniently to illustrate, the various simple covert and modification that the technical staff did of knowing this technology still belongs to protection scope of the present invention.

Claims (7)

1. liquid cooling LED lamp, it is characterized in that: comprise lamp socket, be arranged on heat abstractor on the lamp socket, be fixed on the heating column on the heat abstractor, described heating column is wound with flexible PCB along its side and end face, described flexible PCB is gone into battle and is shown plurality of LEDs, one light transmission outer cover is nested with in the LED periphery and is fixed on the heat abstractor, is filled with liquid in the cavity of described light transmission outer cover and heat abstractor formation.
2. a kind of liquid cooling LED lamp according to claim 1 is characterized in that: described LED is an AC LED.
3. a kind of liquid cooling LED lamp according to claim 2 is characterized in that: described flexible PCB is fixed on the heating column by heat conductive silica gel.
4. a kind of liquid cooling LED lamp according to claim 3 is characterized in that: also be provided with a heat-conducting plate on the linkage interface of described heat abstractor and heating column.
5. a kind of liquid cooling LED lamp according to claim 4 is characterized in that: be coated with reflective membrane on the described heat-conducting plate.
6. a kind of liquid cooling LED lamp according to claim 5 is characterized in that: described light transmission outer cover also is equipped with a garment bag outward.
7. according to each described a kind of liquid cooling LED lamp of claim 1 to 6, it is characterized in that: described heat abstractor is the radiating fin that is radial or spiral distribution.
CN200910192453A 2009-09-16 2009-09-16 Liquid cooling LED lamp Pending CN101666439A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN200910192453A CN101666439A (en) 2009-09-16 2009-09-16 Liquid cooling LED lamp

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Application Number Priority Date Filing Date Title
CN200910192453A CN101666439A (en) 2009-09-16 2009-09-16 Liquid cooling LED lamp

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CN101666439A true CN101666439A (en) 2010-03-10

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Cited By (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101825242A (en) * 2010-05-31 2010-09-08 温辉 Vacuum liquid cooling LED lamp
CN102155665A (en) * 2011-04-14 2011-08-17 翁小翠 LED (light emitting diode) lamp bulb with high light-emitting rate
CN102182950A (en) * 2011-05-05 2011-09-14 鹤山健豪灯饰企业有限公司 LED (Light Emitting Diode) bulb
CN102297351A (en) * 2011-06-20 2011-12-28 中山大学 LED (light emitting diode) light source module and manufacturing method thereof
WO2011160452A1 (en) * 2010-06-21 2011-12-29 中山市汉仁电子有限公司 Led lighting device
WO2012122712A1 (en) * 2011-03-17 2012-09-20 Chen Xiran Liquid-cooled led illuminating lamp
CN102692003A (en) * 2012-05-14 2012-09-26 惠州市优科光电科技有限公司 Liquid-circulation-based LED array cooling system
CN102927476A (en) * 2012-11-08 2013-02-13 浙江阳光照明电器集团股份有限公司 Light emitting diode (LED) spherical lamp transmitting heat through liquid
EP2581639A1 (en) * 2011-10-14 2013-04-17 Yung Pun Cheng LED lamp having two layers of fluorescent powder
CN103090230A (en) * 2013-01-21 2013-05-08 翁小翠 High luminescence efficiency light-emitting diode (LED) bulb
CN103133914A (en) * 2011-11-30 2013-06-05 财团法人工业技术研究院 lighting device
CN103162277A (en) * 2013-03-08 2013-06-19 北京优格莱照明科技有限公司 Using method and application of light conduction heat dissipation liquid in liquid cooling light emitting diode (LED) lighting lamp
CN103185251A (en) * 2011-12-29 2013-07-03 海洋王照明科技股份有限公司 Portable lamp and floor portable lamp
EP2671022A2 (en) * 2011-02-01 2013-12-11 Switch Bulb Company, Inc. Omni-directional channeling of liquids for passive convection in led bulbs
EP2699843A1 (en) * 2011-04-19 2014-02-26 Cree, Inc. Heat sink structures, lighting elements and lamps incorporating same, and methods of making same
CN103925537A (en) * 2014-04-28 2014-07-16 江苏达伦电子股份有限公司 LED column lamp
CN103994349A (en) * 2014-05-04 2014-08-20 杭州杭科光电股份有限公司 LED bulb lamp with high lighting efficiency
CN104251424A (en) * 2014-10-08 2014-12-31 无锡天地合同能源管理有限公司 Horizontally-plugged lamp
CN104315483A (en) * 2014-10-28 2015-01-28 苏州承腾电子科技有限公司 Water-cooled LED lamp
CN104315372A (en) * 2014-10-10 2015-01-28 厦门莱肯照明科技有限公司 Liquid-cooled LED (light-emitting diode) lamp
CN104377194A (en) * 2014-11-17 2015-02-25 深圳市裕富照明有限公司 LED lamp filament, LED bulb and lamp
US9030120B2 (en) 2009-10-20 2015-05-12 Cree, Inc. Heat sinks and lamp incorporating same
WO2015109675A1 (en) * 2014-01-27 2015-07-30 上海三思电子工程有限公司 Novel led lighting apparatus
WO2015109674A1 (en) * 2014-01-27 2015-07-30 上海三思电子工程有限公司 Led lighting apparatus
US9212789B2 (en) 2011-02-04 2015-12-15 Switch Bulb Company, Inc. Expandable liquid volume in an LED bulb
US9217542B2 (en) 2009-10-20 2015-12-22 Cree, Inc. Heat sinks and lamp incorporating same
US9243758B2 (en) 2009-10-20 2016-01-26 Cree, Inc. Compact heat sinks and solid state lamp incorporating same
WO2016026405A1 (en) * 2014-08-18 2016-02-25 何凯 Liquid-cooled lamp
CN105546375A (en) * 2016-01-29 2016-05-04 东莞市闻誉实业有限公司 Liquid-cooled LED lamp
CN105674073A (en) * 2016-01-29 2016-06-15 东莞市闻誉实业有限公司 Circulating heat dissipation-type lighting device
CN105674074A (en) * 2016-01-29 2016-06-15 东莞市闻誉实业有限公司 Illuminating device
CN105698016A (en) * 2016-03-03 2016-06-22 曹军 Liquid-state corn lamp and machining method thereof
CN105889777A (en) * 2016-06-03 2016-08-24 浙江九阳光电有限公司 LED G9 lamp with high luminous efficiency
CN105940259A (en) * 2014-01-29 2016-09-14 飞利浦照明控股有限公司 LED bulb
CN108087735A (en) * 2018-01-15 2018-05-29 佛山电器照明股份有限公司 A kind of LED bulb of high efficiency and heat radiation
RU2709466C1 (en) * 2019-07-22 2019-12-18 Хачатур Семенович Шупер-Хубларян Method for production of linear led phyto-lamp
RU2709465C1 (en) * 2019-07-12 2019-12-18 Хачатур Семенович Шупер-Хубларян Linear led fluorescent lamp
CN115978507A (en) * 2022-12-30 2023-04-18 深圳市爱图仕影像器材有限公司 Liquid cooling lighting device

Cited By (54)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9243758B2 (en) 2009-10-20 2016-01-26 Cree, Inc. Compact heat sinks and solid state lamp incorporating same
US9030120B2 (en) 2009-10-20 2015-05-12 Cree, Inc. Heat sinks and lamp incorporating same
US9217542B2 (en) 2009-10-20 2015-12-22 Cree, Inc. Heat sinks and lamp incorporating same
CN101825242A (en) * 2010-05-31 2010-09-08 温辉 Vacuum liquid cooling LED lamp
WO2011160452A1 (en) * 2010-06-21 2011-12-29 中山市汉仁电子有限公司 Led lighting device
EP2671022A2 (en) * 2011-02-01 2013-12-11 Switch Bulb Company, Inc. Omni-directional channeling of liquids for passive convection in led bulbs
EP2671022A4 (en) * 2011-02-01 2014-08-27 Switch Bulb Co Inc Omni-directional channeling of liquids for passive convection in led bulbs
CN103547855A (en) * 2011-02-01 2014-01-29 开关电灯有限公司 Omni-directional channeling of liquids for passive convection in LED bulbs
US9212789B2 (en) 2011-02-04 2015-12-15 Switch Bulb Company, Inc. Expandable liquid volume in an LED bulb
WO2012122712A1 (en) * 2011-03-17 2012-09-20 Chen Xiran Liquid-cooled led illuminating lamp
CN103597592B (en) * 2011-03-17 2016-10-05 北京优格莱照明科技有限公司 Liquid-cooling LED illuminating lamp
RU2542569C1 (en) * 2011-03-17 2015-02-20 Бэйцзин Юджетлайт Ко., Лтд Led-based lighting lamp with fluid cooling
CN103597592A (en) * 2011-03-17 2014-02-19 北京优格莱照明科技有限公司 Liquid-cooled led illuminating lamp
JP2014508389A (en) * 2011-03-17 2014-04-03 北京優格莱照明科技有限公司 Liquid-cooled LED lighting
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US10030863B2 (en) 2011-04-19 2018-07-24 Cree, Inc. Heat sink structures, lighting elements and lamps incorporating same, and methods of making same
CN102182950A (en) * 2011-05-05 2011-09-14 鹤山健豪灯饰企业有限公司 LED (Light Emitting Diode) bulb
CN102297351A (en) * 2011-06-20 2011-12-28 中山大学 LED (light emitting diode) light source module and manufacturing method thereof
EP2581639A1 (en) * 2011-10-14 2013-04-17 Yung Pun Cheng LED lamp having two layers of fluorescent powder
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US8807794B2 (en) 2011-11-30 2014-08-19 Industrial Technology Research Institute Illumination device
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CN103185251A (en) * 2011-12-29 2013-07-03 海洋王照明科技股份有限公司 Portable lamp and floor portable lamp
CN102692003A (en) * 2012-05-14 2012-09-26 惠州市优科光电科技有限公司 Liquid-circulation-based LED array cooling system
CN102927476A (en) * 2012-11-08 2013-02-13 浙江阳光照明电器集团股份有限公司 Light emitting diode (LED) spherical lamp transmitting heat through liquid
CN102927476B (en) * 2012-11-08 2014-08-20 浙江阳光照明电器集团股份有限公司 Light emitting diode (LED) spherical lamp transmitting heat through liquid
CN103090230A (en) * 2013-01-21 2013-05-08 翁小翠 High luminescence efficiency light-emitting diode (LED) bulb
WO2014135105A1 (en) * 2013-03-08 2014-09-12 北京优格莱照明科技有限公司 Using method and application of light conduction and heat dissipation liquid in liquid-cooled led lighting lamp
CN103162277A (en) * 2013-03-08 2013-06-19 北京优格莱照明科技有限公司 Using method and application of light conduction heat dissipation liquid in liquid cooling light emitting diode (LED) lighting lamp
WO2015109675A1 (en) * 2014-01-27 2015-07-30 上海三思电子工程有限公司 Novel led lighting apparatus
WO2015109674A1 (en) * 2014-01-27 2015-07-30 上海三思电子工程有限公司 Led lighting apparatus
CN105940259B (en) * 2014-01-29 2019-10-29 飞利浦照明控股有限公司 LED bulb
CN105940259A (en) * 2014-01-29 2016-09-14 飞利浦照明控股有限公司 LED bulb
CN103925537A (en) * 2014-04-28 2014-07-16 江苏达伦电子股份有限公司 LED column lamp
CN103994349A (en) * 2014-05-04 2014-08-20 杭州杭科光电股份有限公司 LED bulb lamp with high lighting efficiency
WO2016026405A1 (en) * 2014-08-18 2016-02-25 何凯 Liquid-cooled lamp
CN104251424A (en) * 2014-10-08 2014-12-31 无锡天地合同能源管理有限公司 Horizontally-plugged lamp
CN104315372A (en) * 2014-10-10 2015-01-28 厦门莱肯照明科技有限公司 Liquid-cooled LED (light-emitting diode) lamp
CN104315483A (en) * 2014-10-28 2015-01-28 苏州承腾电子科技有限公司 Water-cooled LED lamp
CN104377194A (en) * 2014-11-17 2015-02-25 深圳市裕富照明有限公司 LED lamp filament, LED bulb and lamp
CN105546375B (en) * 2016-01-29 2018-09-18 东莞市闻誉实业有限公司 Liquid cooling LED lamps and lanterns
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CN105674074B (en) * 2016-01-29 2019-02-26 东莞市闻誉实业有限公司 Lighting device
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CN105698016A (en) * 2016-03-03 2016-06-22 曹军 Liquid-state corn lamp and machining method thereof
CN105889777A (en) * 2016-06-03 2016-08-24 浙江九阳光电有限公司 LED G9 lamp with high luminous efficiency
CN108087735A (en) * 2018-01-15 2018-05-29 佛山电器照明股份有限公司 A kind of LED bulb of high efficiency and heat radiation
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