CN201081204Y - LED lamp with high heat radiation performance - Google Patents

LED lamp with high heat radiation performance Download PDF

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Publication number
CN201081204Y
CN201081204Y CNU2007200722821U CN200720072282U CN201081204Y CN 201081204 Y CN201081204 Y CN 201081204Y CN U2007200722821 U CNU2007200722821 U CN U2007200722821U CN 200720072282 U CN200720072282 U CN 200720072282U CN 201081204 Y CN201081204 Y CN 201081204Y
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CN
China
Prior art keywords
heat
light fixture
led light
heat radiation
easy
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Expired - Fee Related
Application number
CNU2007200722821U
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Chinese (zh)
Inventor
王鑫炜
凌晓
赵磊
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Individual
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Individual
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Priority to CNU2007200722821U priority Critical patent/CN201081204Y/en
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Publication of CN201081204Y publication Critical patent/CN201081204Y/en
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Expired - Fee Related legal-status Critical Current

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    • 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
    • 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
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
    • 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)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • General Engineering & Computer Science (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)

Abstract

The utility model discloses an easy-to-radiate LED lamp appliance, comprising a lamp cover, an aluminium base plate arranged inside the lamp cover, an LED embedded on the aluminium base plate, a reflector tile arranged on the top of the aluminium base plate, a power PCB base plate arranged inside the lamp cover and a tie-in arranged under the lamp cover. The utility model is characterized in that: a semiconductor refrigeration plate is arranged under the aluminium base plate, wherein, a radiator is arranged under the semiconductor refrigeration plate and is provided with a fan, heat-conducting media are arranged between the aluminium base plate and the refrigeration plate and between the refrigeration plate and the radiator. A stream guidance cone or a stream guidance fin corresponding to the fan is arranged on the bottom part of the lamp cover and the stream guidance cone is a hollow cone. The utility model has the advantages of effective improvement of radiation efficiency and elongation of service life of the lamp appliance.

Description

The LED light fixture of easy heat radiation
Technical field
The utility model relates to a kind of LED light fixture of LED light fixture, particularly a kind of easy heat radiation.
Background technology
The LED light fixture to maximize, the direction of high-power develops, yet the power of LED lamp is big more, caloric value is just big more, heat can not in time leave, can cause LED luminous component temperature too high, quicken the aging of light fixture, directly influence the service life of light fixture.
Summary of the invention
The utility model has solved poor, the aging too fast problem of the LED light fixture heat dispersion that easily dispels the heat in the prior art.A kind of LED light fixture of easy heat radiation comprises lampshade, is contained in aluminium base in the lampshade, is embedded in LED on the substrate, reflective tile on the substrate, is contained in the power supply PCB substrate in the lampshade, and the joint under the lampshade is characterized in that: substrate has semiconductor chilling plate.Semiconductor chilling plate has radiator, under the radiator fan is housed, and between substrate and the cooling piece heat-conducting medium is arranged, and between cooling piece and the radiator heat-conducting medium is arranged.Lampshade bottom is provided with deflection cone corresponding with fan or distributing fin, and deflection cone is a hollow cone.Can be heat-conducting plate under the cooling piece, between heat-conducting plate and the cooling piece heat-conducting medium be arranged, the heat-conducting plate lower surface be connected with heat pipe, and the heat pipe other end links to each other with metal shell, also can be metal shell under the cooling piece.Also can the phase-change material plate under the cooling piece, between phase-change material plate and the cooling piece heat-conducting medium is arranged, the heat-conducting plate lower surface is connected with heat pipe, and the heat pipe other end links to each other with metal shell, between metal shell and the joint insulating trip is arranged, the metal shell outer surface scribbles heat radiation coating.Described heat-conducting medium can be silica gel or graphite.Advantage of the present utility model is effectively to improve radiating efficiency, prolongs the service life of light fixture.
Description of drawings
Accompanying drawing 1 is the structural representation of the utility model embodiment 1.
Accompanying drawing 2 is the structural representation of the utility model embodiment 2.
Accompanying drawing 3 is the internal structure schematic diagram of the utility model embodiment 3.
Accompanying drawing 4 is the internal structure schematic diagram of the utility model embodiment 4.
Accompanying drawing 5 is the structural representation of the utility model embodiment 5.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is elaborated.
Comprise lampshade 1 among the figure, be contained in aluminium base 2 in the lampshade 1, be embedded in the LED (light emitting diode) 3 on the aluminium base 2, the reflective tile 4 on the aluminium base 2, be contained in the power supply PCB substrate 5 in the lampshade 1, joint 6 under the lampshade 1 is characterized in that: aluminium base 2 has semiconductor chilling plate 7.Joint 6 under the lampshade 1 makes the utility model can be installed on the lamp socket, install light fixture, connect power supply, light fixture gets final product operate as normal, the LED of light fixture (light emitting diode) 3 heatings during work, between aluminium base 2 and the semiconductor chilling plate 7 heat-conducting medium 8 is arranged, heat is imported in the semiconductor chilling plate 7 by aluminium base 2 and heat-conducting medium 8.
Embodiment 1:
Semiconductor chilling plate 7 has radiator 9, and radiator is equipped with fan 10 9 times, between semiconductor chilling plate 7 and the radiator 9 heat-conducting medium 8 is arranged.The heat that distributes in the light fixture work is delivered to radiator 9 from semiconductor chilling plate 7 by heat-conducting medium 8, and a lot of blades 11 are arranged on the radiator 9, can increase the surface area of radiator 9, and heat is passed in radiator 9 ambient airs as early as possible.Fan 10 can be strengthened the circulation of hot-air, is beneficial to radiator 9 heat radiations.Lampshade 1 bottom is provided with the deflection cone 12 corresponding with fan 10, deflection cone 12 is a hollow cone, and pore 13 is arranged on the lampshade 1, and the wind of deriving in the fan 10 is the spirality turbulent flow, deflection cone 12 can play the effect of arrangement air-flow, makes air-flow along pore 13 smooth derivation on every side.
Embodiment 2:
Semiconductor chilling plate 7 has radiator 9, and radiator is equipped with fan 10 9 times, between semiconductor chilling plate 7 and the radiator 9 heat-conducting medium 8 is arranged.The heat that distributes in the light fixture work is delivered to radiator 9 from semiconductor chilling plate 7 by heat-conducting medium 8, and a lot of blades 11 are arranged on the radiator 9, can increase the surface area of radiator 9, and heat is passed in radiator 9 ambient airs as early as possible.Fan 10 can be strengthened the circulation of hot-air, is beneficial to radiator 9 heat radiations.Lampshade 1 bottom is provided with the distributing fin 14 corresponding with fan 10, distributing fin 14 is a hollow cone, and pore 13 is arranged on the lampshade 1, and the wind of deriving in the fan 10 is the spirality turbulent flow, distributing fin 14 can play the effect of arrangement air-flow, makes air-flow along pore 13 smooth derivation on every side.
Embodiment 3:
Metal shell 15 is arranged below the lampshade 1, semiconductor chilling plate is for 7 times a metal heat-conducting plate 16, between semiconductor chilling plate 7 and the metal heat-conducting plate 16 heat-conducting medium 8 is arranged, metal heat-conducting plate 16 lower surfaces are connected with an end of heat pipe 17, and heat pipe 17 other ends link to each other with metal shell 15.The heat that produces in the light fixture work is delivered to metal heat-conducting plate 16 from semiconductor chilling plate 7 by heat-conducting medium 8, directly heat is reached outside the light fixture by the heat pipe 17 that is connected with metal shell 15 again.
Embodiment 4:
Metal shell 15 is arranged below the lampshade 1, and semiconductor chilling plate is for 7 times a phase-change material plate 18, between phase-change material plate 18 and the semiconductor chilling plate 7 heat-conducting medium 8 is arranged, and phase-change material plate 18 lower surfaces are connected with an end of heat pipe 17, and heat pipe 17 other ends link to each other with metal shell.The heat that produces in the light fixture work is delivered to phase-change material plate 16 from semiconductor chilling plate 7 by heat-conducting medium 8, directly heat is reached outside the light fixture by the heat pipe 17 that is connected with metal shell 15 again.
Embodiment 5:
Semiconductor chilling plate directly connects metal shell 15 7 times, and metal shell 15 outer surfaces scribble heat radiation coating 19, and insulating trip 20 is arranged between metal shell 15 and the joint.The heat that light fixture work produces is delivered to metal shell 15 by semiconductor chilling plate 7, by heat radiation coating 19 heat is spread out of again.
Above-mentioned heat-conducting medium 8 can be silica gel or graphite, and these two kinds of materials all are the excellent heat conductivity bodies.

Claims (13)

1. easy LED light fixture of heat radiation, comprise lampshade, be contained in aluminium base in the lampshade, be embedded in the LED on the aluminium base, the reflective tile of aluminium base top, be contained in the power supply PCB substrate in the lampshade, the joint under the lampshade is characterized in that: aluminium base has semiconductor chilling plate.
2. by the LED light fixture of the described a kind of easy heat radiation of claim 1, it is characterized in that: described semiconductor chilling plate has radiator, under the radiator fan is housed, and between aluminium base and the cooling piece heat-conducting medium is arranged, and between cooling piece and the radiator heat-conducting medium is arranged.
3. by the LED light fixture of the described a kind of easy heat radiation of claim 2, it is characterized in that: described lampshade bottom is provided with the deflection cone corresponding with fan, and deflection cone is a hollow cone.
4. by the LED light fixture of the described a kind of easy heat radiation of claim 2, it is characterized in that: described lampshade bottom is provided with the distributing fin of fan correspondence.
5. by the LED light fixture of the described a kind of easy heat radiation of claim 2, it is characterized in that: described radiator can be heat radiator.
6. by the LED light fixture of the described a kind of easy heat radiation of claim 1, it is characterized in that: also can be metal shell under the cooling piece.
7. by the LED light fixture of the described a kind of easy heat radiation of claim 6, it is characterized in that: also can be heat-conducting plate under the described cooling piece, between heat-conducting plate and the cooling piece heat-conducting medium be arranged, the heat-conducting plate lower surface be connected with heat pipe, and the heat pipe other end links to each other with metal shell.
8. press the LED light fixture of the described a kind of easy heat radiation of claim 6, it is characterized in that: also can be the phase-change material plate under the described cooling piece, between phase-change material plate and the cooling piece heat-conducting medium is arranged, the heat-conducting plate lower surface is connected with heat pipe, and the heat pipe other end links to each other with metal shell.
9. by the LED light fixture of the described a kind of easy heat radiation of claim 6, it is characterized in that: between described metal shell and the joint insulating trip is arranged.
10. by the LED light fixture of the described a kind of easy heat radiation of arbitrary claim in the claim 6 to 9, it is characterized in that: the metal shell outer surface scribbles heat radiation coating.
11. by the LED light fixture of claim 2,7 or 8 described a kind of easy heat radiations, it is characterized in that: described heat-conducting medium can be silica gel or graphite.
12. by the LED light fixture of the described a kind of easy heat radiation of claim 1, it is characterized in that: described reflective tile lower limb is a rectangle, the upper edge outer rim is circular.
13. the LED light fixture by the described a kind of easy heat radiation of claim 1 is characterized in that: some pores are arranged on the described lampshade.
CNU2007200722821U 2007-07-06 2007-07-06 LED lamp with high heat radiation performance Expired - Fee Related CN201081204Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2007200722821U CN201081204Y (en) 2007-07-06 2007-07-06 LED lamp with high heat radiation performance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2007200722821U CN201081204Y (en) 2007-07-06 2007-07-06 LED lamp with high heat radiation performance

Publications (1)

Publication Number Publication Date
CN201081204Y true CN201081204Y (en) 2008-07-02

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Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101994943A (en) * 2010-11-24 2011-03-30 英飞特光电（杭州）有限公司 LED lamp with double-layer heat dissipation shell
WO2011067430A1 (en) * 2009-12-02 2011-06-09 Led Good Tecnologia, S.L. High-power led lamp
CN102155668A (en) * 2011-04-19 2011-08-17 惠州伟志电子有限公司 Plastic shell LED (light-emitting diode) bulb and manufacturing process thereof
CN102506349A (en) * 2011-11-01 2012-06-20 苏州晶雷光电照明科技有限公司 Light emitting diode (LED) ground embedded lamp capable of radiating heat
CN102661514A (en) * 2012-05-09 2012-09-12 广东三雄极光照明股份有限公司 Light emitting diode (LED) lamp
TWI411748B (en) * 2011-06-21 2013-10-11 Sunonwealth Electr Mach Ind Co Lamp device
CN104456211A (en) * 2014-12-05 2015-03-25 东莞市闻誉实业有限公司 LED lamp with refrigerating piece
CN104501086A (en) * 2014-12-05 2015-04-08 东莞市闻誉实业有限公司 Lampshade with refrigeration plate
CN104791683A (en) * 2015-04-07 2015-07-22 汪坚 LED illumination lamp used for stroller
CN104851956A (en) * 2015-04-20 2015-08-19 绍兴文理学院 Near ultraviolet excitation white light LED light source
CN105042380A (en) * 2015-08-11 2015-11-11 苏州晶雷光电照明科技有限公司 Focusable high-power LED illuminating lamp
CN105042424A (en) * 2015-08-11 2015-11-11 苏州晶雷光电照明科技有限公司 High-power led projection lamp
CN105636396A (en) * 2014-10-26 2016-06-01 张红军 Cooling system of multi-radiating central control system
CN106555953A (en) * 2016-11-25 2017-04-05 苏州汉瑞森光电科技股份有限公司 A kind of multipurpose lighting light fixture
CN107062020A (en) * 2017-06-07 2017-08-18 安徽美拓照明有限公司 A kind of LED lamp bulb structure
CN107701932A (en) * 2017-08-22 2018-02-16 孝感晟光新能源有限公司 A kind of high-power LED energy-saving illuminator
CN107975757A (en) * 2017-11-30 2018-05-01 安徽西马新能源技术有限公司 A kind of LED car lamp with radiator structure
CN109724051A (en) * 2019-03-18 2019-05-07 江苏洪昌科技股份有限公司 A kind of laser headlight for vehicles radiator based on semiconductor cooler

Cited By (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011067430A1 (en) * 2009-12-02 2011-06-09 Led Good Tecnologia, S.L. High-power led lamp
CN101994943A (en) * 2010-11-24 2011-03-30 英飞特光电（杭州）有限公司 LED lamp with double-layer heat dissipation shell
CN102155668A (en) * 2011-04-19 2011-08-17 惠州伟志电子有限公司 Plastic shell LED (light-emitting diode) bulb and manufacturing process thereof
TWI411748B (en) * 2011-06-21 2013-10-11 Sunonwealth Electr Mach Ind Co Lamp device
CN102506349A (en) * 2011-11-01 2012-06-20 苏州晶雷光电照明科技有限公司 Light emitting diode (LED) ground embedded lamp capable of radiating heat
CN102661514A (en) * 2012-05-09 2012-09-12 广东三雄极光照明股份有限公司 Light emitting diode (LED) lamp
CN102661514B (en) * 2012-05-09 2015-03-11 广东三雄极光照明股份有限公司 Light emitting diode (LED) lamp
CN105636396A (en) * 2014-10-26 2016-06-01 张红军 Cooling system of multi-radiating central control system
CN104501086B (en) * 2014-12-05 2015-12-02 东莞市闻誉实业有限公司 With the lampshade of cooling piece
CN104456211A (en) * 2014-12-05 2015-03-25 东莞市闻誉实业有限公司 LED lamp with refrigerating piece
CN104501086A (en) * 2014-12-05 2015-04-08 东莞市闻誉实业有限公司 Lampshade with refrigeration plate
CN104791683A (en) * 2015-04-07 2015-07-22 汪坚 LED illumination lamp used for stroller
CN104851956A (en) * 2015-04-20 2015-08-19 绍兴文理学院 Near ultraviolet excitation white light LED light source
CN104851956B (en) * 2015-04-20 2017-07-18 绍兴文理学院 A kind of near ultraviolet excited white light LED light source
CN105042424A (en) * 2015-08-11 2015-11-11 苏州晶雷光电照明科技有限公司 High-power led projection lamp
CN105042380A (en) * 2015-08-11 2015-11-11 苏州晶雷光电照明科技有限公司 Focusable high-power LED illuminating lamp
CN106555953A (en) * 2016-11-25 2017-04-05 苏州汉瑞森光电科技股份有限公司 A kind of multipurpose lighting light fixture
CN107062020A (en) * 2017-06-07 2017-08-18 安徽美拓照明有限公司 A kind of LED lamp bulb structure
CN107062020B (en) * 2017-06-07 2019-11-22 安徽美拓照明有限公司 A kind of LED lamp bulb structure
CN107701932A (en) * 2017-08-22 2018-02-16 孝感晟光新能源有限公司 A kind of high-power LED energy-saving illuminator
CN107701932B (en) * 2017-08-22 2019-07-16 孝感晟光新能源有限公司 A kind of high-power LED energy-saving illuminator
CN107975757A (en) * 2017-11-30 2018-05-01 安徽西马新能源技术有限公司 A kind of LED car lamp with radiator structure
CN109724051A (en) * 2019-03-18 2019-05-07 江苏洪昌科技股份有限公司 A kind of laser headlight for vehicles radiator based on semiconductor cooler

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20080702

Termination date: 20130706