CN101307891A - High-efficiency heat dissipation LED lamps - Google Patents

High-efficiency heat dissipation LED lamps Download PDF

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Publication number
CN101307891A
CN101307891A CNA2007100223902A CN200710022390A CN101307891A CN 101307891 A CN101307891 A CN 101307891A CN A2007100223902 A CNA2007100223902 A CN A2007100223902A CN 200710022390 A CN200710022390 A CN 200710022390A CN 101307891 A CN101307891 A CN 101307891A
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led
open
heat dissipation
cavity
light source
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史杰
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Priority to CNA2007100223902A priority Critical patent/CN101307891A/en
Priority to PCT/CN2007/001722 priority patent/WO2008138177A1/en
Priority to PCT/CN2008/000957 priority patent/WO2008138231A1/en
Publication of CN101307891A publication Critical patent/CN101307891A/en
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    • 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
    • F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • F21V29/76—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
    • F21V29/763—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section the planes containing the fins or blades having the direction of the light emitting axis
    • 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
    • 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
    • F21K9/233—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 a spot light distribution, e.g. for substitution of reflector lamps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/02—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
    • F21S8/06—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/40—Lighting for industrial, commercial, recreational or military use
    • F21W2131/406—Lighting for industrial, commercial, recreational or military use for theatres, stages or film studios
    • 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]
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/0001—Technical content checked by a classifier
    • H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

The invention relates to a high heat dissipation LED lamp, which belongs to the lamp technical field. The LED lamp comprises a lamp body, and a PCB mounting plate, a PCB circuit board, an LED light source and a lens which are arranged on the lamp body. The LED lamp is characterized in that: the lamp body is provided with an LED electrical apparatus cavity, an open heat dissipation cavity and an LED lighting cavity which are sequentially connected into a whole; the LED electrical apparatus cavity consists of an upper cover plate, the PCB circuit board and the PCB installing plate; the open heat dissipation cavity is a space formed by installing a plurality of grille-like thermal conductive ribs in disorder on the upper part of an open heating body; and an LED wire hole and an LED receiving hole are arranged on the lower surface of the open heating body; the LED lighting cavity consists of the open heating body, the LED light source, the lens, an LED substrate, a lampshade and a lower cover plate. The LED lamp has the advantages of prolonging service life of LED lamps and keeping constant luminous effect, along with rational and compact structure, easy manufacture and good heat dissipation effect.

Description

高效散热的LED灯具 High-efficiency heat dissipation LED lamps

技术领域 technical field

本发明公开了高效散热的LED灯具三腔体结构设计方法及采用了高效散热的LED灯具三腔体结构设计方法的灯具，特别是一种阵列式大功率LED灯具。The invention discloses a high-efficiency heat dissipation LED lamp three-cavity structure design method and a lamp adopting the high-efficiency heat dissipation LED lamp three-cavity structure design method, in particular an array type high-power LED lamp.

背景技术 Background technique

LED具有能耗低，发热量较低和使用寿命长的优点，完全可以替代传统光源。考虑到单片LED发光亮度不足，LED灯一般采用LED阵列式结构，由此产生了LED灯具散热难得问题。LED has the advantages of low energy consumption, low heat generation and long service life, and can completely replace traditional light sources. Considering the insufficient luminance of a single LED, LED lamps generally adopt an LED array structure, which creates a rare problem of heat dissipation for LED lamps.

在中国专利申请公开号CN1277665A文献中，公开了一种LED灯散热方案，该方案中其散热是通过灯体内的连接柱吸收连接LED的基座的热量，然后仍在灯体内散热，由于其是多次间接散热，且在封闭灯体内散热，效果不佳。In the Chinese Patent Application Publication No. CN1277665A document, a kind of LED lamp heat dissipation scheme is disclosed, in which the heat dissipation is to absorb the heat of the base connected to the LED through the connecting column in the lamp body, and then still dissipate heat in the lamp body, because it is Multiple times of indirect heat dissipation, and heat dissipation in the closed lamp body, the effect is not good.

在中国专利申请公开号CN1359137A文献中，公开了一种热管灯散热方案，该方案中其散热是通过超导热管一端吸收发光装置的热量，在另一端传送热量至与空气接触的灯体散热件，由于其仍是多次间接散热，效果仍不佳。In the Chinese Patent Application Publication No. CN1359137A document, a heat pipe lamp heat dissipation scheme is disclosed. In this scheme, the heat dissipation of the scheme is to absorb the heat of the light emitting device through one end of the superconducting heat pipe, and transfer the heat to the heat sink of the lamp body in contact with the air at the other end. , because it is still multiple indirect heat dissipation, the effect is still not good.

在中国专利授权公告号CN2557805Y文献中，公开了一种大功率LED灯散热方案，该方案中其散热是通过灯体内空气吸收LED的热量传送至与空气接触的灯体接触的灯体散热件，仍然属于间接散热，效果亦不佳。In the document of Chinese patent authorization announcement number CN2557805Y, a high-power LED lamp heat dissipation scheme is disclosed. In this scheme, the heat dissipation of the scheme is to absorb the heat of the LED through the air in the lamp body and transmit it to the lamp body heat sink in contact with the lamp body in contact with the air. It still belongs to indirect heat dissipation, and the effect is not good.

在中国专利申请公开号CN1594962A文献中，公开了一种LED灯散热方案，该方案中其散热是LED的热量透过光源板传至导热绝缘胶片和导热绝缘胶布再传至散热外壳，亦是间接散热，效果仍不佳。In the document of Chinese patent application publication number CN1594962A, a kind of LED lamp heat dissipation scheme is disclosed. Heat dissipation, the effect is still not good.

在中国专利申请公开号CN1605794A文献中，公开了一种LED射灯的散热方案，该方案中其散热是通过灯体内空气或填充料吸收LED的热量传送至空气接触的散热外壳，仍是间接散热，仍然效果不佳。In the Chinese patent application publication number CN1605794A document, a heat dissipation scheme for LED spotlights is disclosed. In this scheme, the heat dissipation of the scheme is to absorb the heat of the LED through the air in the lamp body or the filling material and transmit it to the heat dissipation shell in contact with the air, which is still indirect heat dissipation. , still doesn't work well.

在中国专利申请公开号CN1603679A文献中，公开了一种LED灯散热方案，该方案中其散热是LED的热量(主要是LED基底部的热量)透过线路板和导散热胶层传送至散热板，依然是间接散热，依然效果不佳。In the Chinese Patent Application Publication No. CN1603679A document, a LED lamp heat dissipation scheme is disclosed, in which the heat dissipation of the scheme is that the heat of the LED (mainly the heat at the base of the LED) is transmitted to the heat dissipation plate through the circuit board and the conductive heat dissipation adhesive layer. , still indirect heat dissipation, still ineffective.

发明内容 Contents of the invention

本发明专利的目的是克服上述现有技术的缺点，提供一种具有高效散热效果的，能耗低的，使用寿命长的，光能衰减小的大功率的高效散热的LED灯具。The purpose of the patent of the present invention is to overcome the above-mentioned shortcomings of the prior art, and provide a high-power, high-efficiency heat-dissipating LED lamp with high-efficiency heat dissipation, low energy consumption, long service life, and small light energy attenuation.

本发明的目的是这样实现的，高效散热的LED灯具，包括灯体及灯体上安装的PCB安装板、PCB电路板2、LED光源及透镜，其特征是灯体上设有按顺序连成一体的LED电器腔(I)、开放式散热腔(II)、LED照明腔(III)，LED电器腔由上盖板1、PCB电路板2、PCB安装板3三部分组成，开放式散热腔为开放式散热体6上部有多根错落有致的格栅状导热筋条形成的空间，开放式散热体6下表面有LED导线穿孔4及LED容置孔5，LED照明腔由开放式散热体6、LED光源及透镜7、LED基板8、灯罩板9、下盖板10组成，LED光源及透镜7连接接于LED基板8上，LED基板8紧密附着于开放式散热体6下表面的LED容置孔5内，LED导线穿过开放式散热体6上的LED导线穿孔4和PCB安装板3上的孔与PCB电路板2连接；LED基板8与开放式散热体6底面热接触。The object of the present invention is achieved in this way, the efficient heat dissipation LED lamps, including the lamp body and the PCB mounting board installed on the lamp body, PCB circuit board 2, LED light source and lens, is characterized in that the lamp body is provided with sequentially connected Integrated LED electrical cavity (I), open heat dissipation cavity (II), LED lighting cavity (III), LED electrical cavity consists of three parts: upper cover plate 1, PCB circuit board 2, PCB installation plate 3, open heat dissipation cavity The upper part of the open heat sink 6 is a space formed by a plurality of well-arranged grid-shaped heat-conducting ribs. The lower surface of the open heat sink 6 has LED wire perforations 4 and LED accommodating holes 5. The LED lighting cavity is formed by the open heat sink. 6. LED light source and lens 7, LED base plate 8, lampshade plate 9, and lower cover plate 10. The LED light source and lens 7 are connected to the LED base plate 8, and the LED base plate 8 is closely attached to the LED on the lower surface of the open radiator 6. In the accommodating hole 5 , the LED wire passes through the LED wire perforation 4 on the open heat sink 6 and the hole on the PCB mounting plate 3 to connect with the PCB circuit board 2 ; the LED substrate 8 is in thermal contact with the bottom surface of the open heat sink 6 .

所述的热接触为导热胶接触。The thermal contact is a thermal conductive adhesive contact.

所述的上盖板1、开放式散热体6、下盖板10均裸露于空气中。The upper cover plate 1, the open radiator 6, and the lower cover plate 10 are all exposed in the air.

所述的于户外照明使用的LED灯具的LED电器腔(I)、LED照明腔(III)，其腔体内部必须是密闭的，达到IP65以上防水要求，户内照明的LED灯具的LED电器腔(I)、LED照明腔(III)，其腔体内部达到IP20。The LED electrical cavity (I) and LED lighting cavity (III) of the LED lamps used for outdoor lighting must be airtight inside the cavity and meet the waterproof requirements above IP65, and the LED electrical cavity of the LED lamps for indoor lighting must be airtight. (I), LED lighting cavity (III), the inside of the cavity reaches IP20.

所述的的LED光源及透镜7的芯片是直接封装在开放式散热体6内，与开放式散热体6底面直接形成热传导。The LED light source and the chips of the lens 7 are directly packaged in the open heat sink 6 , and form heat conduction directly with the bottom surface of the open heat sink 6 .

本发明结构合理紧凑，生产制造容易，散热效果好。高效散热的LED灯具三腔体结构设计主要包括三个功能部分：LED电器腔体部分；开放式散热腔体部分；LED照明腔体部分。灯体的这三个功能部分按顺序连成一体。LED电器腔体部分由上盖板1、PCB电路板及相应电子元器件2、PCB安装板3三部分组成；开放式散热腔体部分为开放式散热体6上部分多根错落有致的格栅状导热筋条形成的空间，开放式散热体6下表面有LED导线穿孔4及LED容置孔5；LED照明腔体部分由开放式散热体6、LED光源及透镜7、LED基板8、灯罩板9、下盖板10五部分组成。LED光源及透镜7连接接于LED基板8上，LED基板8紧密附着于开放式散热体下表面的LED容置孔5内，LED导线穿过开放式散热体上的LED导线穿孔4和PCB安装板3上相应的孔然后与PCB电路板2实现电路连接；LED基板8与开放式散热体6底面热接触，将LED光源及透镜7热量传导入开放式散热体6，开放式散热体6裸露于空气中，外界自然风通过开放式散热体6上部分多根错落有致的格栅状导热筋条间的空隙实现开放式散热腔体内的热空气与外界的冷空气对流，迅速的将LED光源7产生的热量最大限度的散发出去，从而实现了高效的散热效果。另外，运用该三腔体结构设计方法设计的LED灯具，使LED电器腔体部分与LED照明腔体部分实现空间上的隔离，使这两个腔体各自的工作环境互不影响，LED电器腔体部分与LED照明腔体部分工作时所产生热量不会形成叠加，因而通过空间结构的合理配置实现了降温效果，进一步延长了LED灯具的使用寿命和保持了发光效果的恒定。The invention has reasonable and compact structure, easy manufacture and good heat dissipation effect. The three-cavity structure design of LED lamps with high heat dissipation mainly includes three functional parts: the LED electrical cavity part; the open heat dissipation cavity part; the LED lighting cavity part. The three functional parts of the lamp body are sequentially integrated into one. The cavity part of the LED electrical appliance is composed of three parts: the upper cover plate 1, the PCB circuit board and the corresponding electronic components 2, and the PCB mounting plate 3; The space formed by heat-conducting ribs, the lower surface of the open radiator 6 has LED wire perforations 4 and LED accommodating holes 5; the LED lighting cavity part is composed of the open radiator 6, LED light source and lens 7, LED substrate 8, lampshade Plate 9, lower cover plate 10 are made up of five parts. The LED light source and the lens 7 are connected to the LED substrate 8, the LED substrate 8 is closely attached to the LED housing hole 5 on the lower surface of the open heat sink, and the LED wire passes through the LED wire hole 4 on the open heat sink and is installed on the PCB. The corresponding holes on the board 3 are then connected to the PCB circuit board 2; the LED substrate 8 is in thermal contact with the bottom surface of the open heat sink 6, and the heat of the LED light source and the lens 7 is conducted into the open heat sink 6, and the open heat sink 6 is exposed In the air, the external natural wind passes through the gaps between the grid-shaped heat-conducting ribs on the upper part of the open heat dissipation body 6 to realize the convection between the hot air in the open heat dissipation cavity and the cold air outside, and quickly turn the LED light source 7 The heat generated can be dissipated to the maximum extent, thus achieving an efficient heat dissipation effect. In addition, the LED lamp designed by using the three-cavity structure design method can realize spatial isolation between the LED electrical cavity part and the LED lighting cavity part, so that the respective working environments of the two cavities do not affect each other, and the LED electrical cavity The heat generated by the body part and the LED lighting cavity part will not be superimposed, so the cooling effect is achieved through the reasonable configuration of the space structure, which further prolongs the service life of the LED lamp and maintains a constant luminous effect.

作为LED灯具的PCB安装板、上盖板、开放式散热体、LED基板、下盖板是由导热材料制成，导热材料为铝合金或铜合金或其他导热金属合金。The PCB mounting board, upper cover, open heat sink, LED substrate, and lower cover used as LED lamps are made of heat-conducting materials, and the heat-conducting materials are aluminum alloy or copper alloy or other heat-conducting metal alloys.

所述的PCB电路板2为单独设置的；也可以采用厚膜工艺将电路直接印刷在开放式散热体6上表面；或者不采用PCB电路板2跟厚膜工艺，而是采用电池组、蓄电池或其它供电装置直接提供LED光源及透镜7工作所需的工作电压。The PCB circuit board 2 is set separately; the circuit can also be directly printed on the upper surface of the open heat sink 6 by using a thick film process; Or other power supply devices directly provide the working voltage required for the LED light source and lens 7 to work.

以及，所述灯体的上盖板、开放式散热体、下盖板均裸露于空气中。And, the upper cover plate, the open radiator and the lower cover plate of the lamp body are all exposed in the air.

此外，所述的LED基板与开放式散热体下表面LED容置孔之间通过导热胶或其它导热材料实现紧密附着；或者，所述的开放式散热体6下表面的LED容置孔5也可以不要，而将LED光源及透镜7直接附着于开放式散热体6底面。In addition, the LED substrate and the LED accommodating hole on the lower surface of the open radiator 6 are tightly adhered to each other through thermally conductive glue or other thermally conductive materials; or, the LED accommodating hole 5 on the lower surface of the open radiator 6 is also It is not necessary to directly attach the LED light source and the lens 7 to the bottom surface of the open radiator 6 .

并且，所述的上盖板、开放式散热体、下盖板均裸露于空气中。Moreover, the upper cover plate, the open radiator and the lower cover plate are all exposed to the air.

再且，在使用于户外照明时，所述的LED灯具的LED电器腔体部分、LED照明腔体部分，其腔体内部必须是密闭的，要求达到IP65以上防水要求；在使用于户内照明时，所述的LED灯具的LED电器腔体部分、LED照明腔体部分，其腔体内部要求达到IP20左右要求即可。Furthermore, when used for outdoor lighting, the cavity part of the LED electrical appliance and the LED lighting cavity of the LED lamp must be airtight inside, and it is required to meet the waterproof requirements above IP65; In this case, the LED electrical appliance cavity part and the LED lighting cavity part of the LED lamp mentioned above only need to meet the requirement of about IP20 inside the cavity.

另外，所述的LED光源及透镜也可以采用在其上再附加其他对光有管理作用的装置。In addition, the LED light source and the lens can also be added with other devices that can manage light.

附图说明 Description of drawings

图1是本发明的结构原理示意图；Fig. 1 is a schematic diagram of the structure principle of the present invention;

图2是本发明的LED路灯灯头的结构原理示意图；Fig. 2 is a schematic diagram of the structure and principle of the lamp cap of the LED street lamp of the present invention;

图3是图2中路灯灯头的剖视结构原理示意图；Fig. 3 is a schematic diagram of the cross-sectional structure of the lamp holder of the street lamp in Fig. 2;

图4是本发明的LED隧道灯剖视结构原理示意图；Fig. 4 is a schematic diagram of the sectional structure principle of the LED tunnel light of the present invention;

图5是本发明的LED射灯剖视结构原理示意图；Fig. 5 is a schematic diagram of the sectional structure principle of the LED spotlight of the present invention;

图6是本发明的LED投光灯剖视结构原理示意图；Fig. 6 is a schematic diagram of the sectional structure of the LED floodlight of the present invention;

图7是本发明的LED洗墙灯剖视结构原理示意图；Fig. 7 is a schematic diagram of the sectional structure of the LED wall washer of the present invention;

图8是本发明的LED嵌入灯剖视结构原理示意图；Fig. 8 is a schematic diagram of the principle of the sectional structure of the LED embedded lamp of the present invention;

图9是本发明的LED吊灯剖视结构原理示意图；Fig. 9 is a schematic diagram of the sectional structure principle of the LED chandelier of the present invention;

图10是本发明的LED吸顶灯剖视结构原理示意图；Fig. 10 is a schematic diagram of the sectional structure of the LED ceiling lamp of the present invention;

图11是本发明的LED杯灯剖视结构原理示意图。Fig. 11 is a schematic diagram of the principle of the sectional structure of the LED cup lamp of the present invention.

图12是本发明的LED汽车大灯剖视结构原理示意图。Fig. 12 is a schematic diagram of the sectional structure principle of the LED automobile headlight of the present invention.

图中：1是上盖板，2是PCB电路板，3是PCB安装板，4是LED导线穿孔，5是LED容置孔，6是开放式散热体，7是LED光源及透镜，8是LED基板，9是灯罩板，10是下盖板，11是风导流板，(I)是LED电器腔体部分，(II)是开放式散热腔体部分，(III)是LED照明腔体部分。In the figure: 1 is the upper cover, 2 is the PCB circuit board, 3 is the PCB installation board, 4 is the LED wire perforation, 5 is the LED accommodating hole, 6 is the open radiator, 7 is the LED light source and lens, 8 is the LED substrate, 9 is the lampshade plate, 10 is the lower cover plate, 11 is the wind deflector, (I) is the LED electrical cavity part, (II) is the open heat dissipation cavity part, (III) is the LED lighting cavity part.

具体实施方式 Detailed ways

实施例1，如图2、图3所示。LED路灯灯头呈长条状，其开放式散热体6下表面沿纵横方向分别布置多颗LED光源及透镜7；每颗LED光源及透镜7通过LED基板8附着于开放式散热体6下表面LED容置孔5内，LED光源及透镜7导线穿过LED导线穿孔4与PCB电路板及相应电子元器件2实现电路连接，LED光源7产生的绝大部分热量直接传导入开放式散热体6下表面直至开放式散热体6上部分多根错落有致的格栅状导热筋条，由于本灯具开放式散热腔体部分(II)直接裸露于外界空气中，外界自然风通过开放式散热体6上部分多根错落有致的格栅状导热筋条间的空隙实现开放式散热腔体内的热空气与外界的冷空气对流，迅速的将LED光源7产生的热量最大限度的散发出去，从而实现了高效的散热效果。Embodiment 1, as shown in Figure 2 and Figure 3. The lamp head of the LED street lamp is long, and the lower surface of the open heat sink 6 is arranged with multiple LED light sources and lenses 7 along the vertical and horizontal directions; each LED light source and lens 7 are attached to the lower surface of the open heat sink 6 through the LED substrate 8. In the accommodation hole 5, the LED light source and lens 7 wires pass through the LED wire hole 4 to realize circuit connection with the PCB circuit board and corresponding electronic components 2, and most of the heat generated by the LED light source 7 is directly conducted to the open heat sink 6. From the surface to the upper part of the open heat sink 6, there are many grid-like heat conduction ribs arranged in a row. Since the open heat dissipation cavity part (II) of the lamp is directly exposed to the outside air, the natural wind from the outside passes through the upper part of the open heat sink 6. The gaps between some well-arranged grid-shaped heat-conducting ribs realize the convection between the hot air in the open heat dissipation cavity and the cold air outside, and quickly dissipate the heat generated by the LED light source 7 to the maximum, thus achieving high efficiency. cooling effect.

实施例2，如图4所示。LED隧道灯，其开放式散热体6下表面沿纵横方向分别布置多颗LED光源及透镜7；每颗LED光源及透镜7通过LED基板8附着于开放式散热体6下表面LED容置孔5内，LED光源及透镜7导线穿过LED导线穿孔4与PCB电路板及相应电子元器件2实现电路连接，LED光源7产生的绝大部分热量直接传导入开放式散热体6下表面直至开放式散热体6上部分多根错落有致的格栅状导热筋条，由于本灯具开放式散热腔体部分(II)直接裸露于外界空气中，外界自然风通过开放式散热体6上部分多根错落有致的格栅状导热筋条间的空隙实现开放式散热腔体内的热空气与外界的冷空气对流，迅速的将LED光源7产生的热量最大限度的散发出去，从而实现了高效的散热效果。Embodiment 2, as shown in Figure 4. LED tunnel light, the lower surface of the open heat sink 6 is arranged with a plurality of LED light sources and lenses 7 along the vertical and horizontal directions; each LED light source and lens 7 is attached to the LED accommodating hole 5 on the lower surface of the open heat sink 6 through the LED substrate 8 Inside, the wires of the LED light source and the lens 7 pass through the LED wire perforation 4 to realize circuit connection with the PCB circuit board and corresponding electronic components 2, and most of the heat generated by the LED light source 7 is directly conducted to the lower surface of the open radiator 6 until the open radiator 6 is opened. There are many grid-like heat conduction ribs on the upper part of the heat sink 6. Since the open heat dissipation cavity part (II) of the lamp is directly exposed to the outside air, the natural wind from the outside passes through the upper part of the open heat sink 6. The gaps between the grid-shaped heat-conducting ribs realize the convection between the hot air in the open heat dissipation cavity and the cold air outside, and quickly dissipate the heat generated by the LED light source 7 to the maximum, thereby achieving an efficient heat dissipation effect.

实施例3，如图5所示。LED射灯，其开放式散热体6下表面沿纵横方向分别布置多颗LED光源及透镜7；每颗LED光源及透镜7通过LED基板8附着于开放式散热体6下表面LED容置孔5内，LED光源及透镜7导线穿过LED导线穿孔4与PCB电路板及相应电子元器件2实现电路连接，LED光源7产生的绝大部分热量直接传导入开放式散热体6下表面直至开放式散热体6上部分多根错落有致的格栅状导热筋条，由于本灯具开放式散热腔体部分(II)直接裸露于外界空气中，外界自然风通过开放式散热体6上部分多根错落有致的格栅状导热筋条间的空隙实现开放式散热腔体内的热空气与外界的冷空气对流，迅速的将LED光源7产生的热量最大限度的散发出去，从而实现了高效的散热效果。Embodiment 3, as shown in Figure 5. For LED spotlights, a plurality of LED light sources and lenses 7 are respectively arranged on the lower surface of the open heat sink 6 along the vertical and horizontal directions; each LED light source and lens 7 are attached to the LED accommodating hole 5 on the lower surface of the open heat sink 6 through the LED substrate 8 Inside, the wires of the LED light source and the lens 7 pass through the LED wire perforation 4 to realize circuit connection with the PCB circuit board and corresponding electronic components 2, and most of the heat generated by the LED light source 7 is directly conducted to the lower surface of the open radiator 6 until the open radiator 6 is opened. There are many grid-like heat conduction ribs on the upper part of the heat sink 6. Since the open heat dissipation cavity part (II) of the lamp is directly exposed to the outside air, the natural wind from the outside passes through the upper part of the open heat sink 6. The gaps between the grid-shaped heat-conducting ribs realize the convection between the hot air in the open heat dissipation cavity and the cold air outside, and quickly dissipate the heat generated by the LED light source 7 to the maximum, thereby achieving an efficient heat dissipation effect.

实施例4，如图6所示。LED投光灯，其开放式散热体6下表面沿纵横方向分别布置多颗LED光源及透镜7；每颗LED光源7通过LED基板8附着于开放式散热体6下表面LED容置孔5内，LED光源7导线穿过LED导线穿孔4与PCB电路板及相应电子元器件2实现电路连接，LED光源7产生的绝大部分热量直接传导入开放式散热体6下表面直至开放式散热体6上部分多根错落有致的格栅状导热筋条，由于本灯具开放式散热腔体部分(II)直接裸露于外界空气中，外界自然风通过开放式散热体6上部分多根错落有致的格栅状导热筋条间的空隙实现开放式散热腔体内的热空气与外界的冷空气对流，迅速的将LED光源7产生的热量最大限度的散发出去，从而实现了高效的散热效果。Embodiment 4, as shown in Figure 6. For LED floodlights, a plurality of LED light sources and lenses 7 are respectively arranged on the lower surface of the open radiator 6 along the vertical and horizontal directions; each LED light source 7 is attached to the LED accommodation hole 5 on the lower surface of the open radiator 6 through the LED substrate 8 The wires of the LED light source 7 pass through the LED wire hole 4 to realize circuit connection with the PCB circuit board and corresponding electronic components 2, and most of the heat generated by the LED light source 7 is directly transmitted to the lower surface of the open heat sink 6 until the open heat sink 6 There are many well-arranged grid-shaped heat-conducting ribs on the upper part. Since the open heat dissipation cavity part (II) of the lamp is directly exposed to the outside air, the natural wind from the outside passes through the many well-arranged grids on the upper part of the open heat sink 6. The gaps between the grid-shaped heat-conducting ribs realize the convection between the hot air in the open heat dissipation cavity and the cold air outside, and quickly dissipate the heat generated by the LED light source 7 to the maximum, thereby achieving an efficient heat dissipation effect.

实施例5，如图7所示。LED洗墙灯，其开放式散热体6下表面沿灯具长度方向分别布置多颗LED光源及透镜7；每颗LED光源及透镜7通过LED基板8附着于开放式散热体6下表面LED容置孔5内，LED光源及透镜7导线穿过LED导线穿孔4与PCB电路板及相应电子元器件2实现电路连接，LED光源7产生的绝大部分热量直接传导入开放式散热体6下表面直至开放式散热体6上部分多根错落有致的格栅状导热筋条，由于本灯具开放式散热腔体部分(II)直接裸露于外界空气中，外界自然风通过开放式散热体6上部分多根错落有致的格栅状导热筋条间的空隙实现开放式散热腔体内的热空气与外界的冷空气对流，迅速的将LED光源7产生的热量最大限度的散发出去，从而实现了高效的散热效果。Embodiment 5, as shown in Figure 7. LED wall washer, the lower surface of the open heat sink 6 is respectively arranged with multiple LED light sources and lenses 7 along the length direction of the lamp; each LED light source and lens 7 is attached to the lower surface of the open heat sink 6 through the LED substrate 8 and the LED is accommodated In the hole 5, the LED light source and lens 7 wires pass through the LED wire hole 4 to realize circuit connection with the PCB circuit board and corresponding electronic components 2, and most of the heat generated by the LED light source 7 is directly conducted to the lower surface of the open radiator 6 until The upper part of the open heat sink 6 has a plurality of well-arranged grid-shaped heat-conducting ribs. Since the open heat dissipation cavity part (II) of the lamp is directly exposed to the outside air, the natural wind from the outside passes through the upper part of the open heat sink 6. The gaps between the well-arranged grid-shaped heat-conducting ribs realize the convection between the hot air in the open heat dissipation cavity and the cold air outside, and quickly dissipate the heat generated by the LED light source 7 to the maximum extent, thereby realizing efficient heat dissipation Effect.

实施例6，如图8所示。LED嵌入灯，其开放式散热体6下表面沿纵横方向分别布置多颗LED光源及透镜7；每颗LED光源及透镜7通过LED基板8附着于开放式散热体6下表面LED容置孔5内，LED光源及透镜7导线穿过LED导线穿孔4与PCB电路板及相应电子元器件2实现电路连接，LED光源7产生的绝大部分热量直接传导入开放式散热体6下表面直至开放式散热体6上部分多根错落有致的格栅状导热筋条，由于本灯具开放式散热腔体部分(II)直接裸露于外界空气中，外界自然风通过开放式散热体6上部分多根错落有致的格栅状导热筋条间的空隙实现开放式散热腔体内的热空气与外界的冷空气对流，迅速的将LED光源7产生的热量最大限度的散发出去，从而实现了高效的散热效果。Embodiment 6, as shown in Figure 8. The LED embedded lamp has a plurality of LED light sources and lenses 7 respectively arranged on the lower surface of the open heat sink 6 along the vertical and horizontal directions; each LED light source and lens 7 is attached to the LED accommodating hole 5 on the lower surface of the open heat sink 6 through the LED substrate 8 Inside, the wires of the LED light source and the lens 7 pass through the LED wire perforation 4 to realize circuit connection with the PCB circuit board and corresponding electronic components 2, and most of the heat generated by the LED light source 7 is directly conducted to the lower surface of the open radiator 6 until the open radiator 6 is opened. There are many grid-like heat conduction ribs on the upper part of the heat sink 6. Since the open heat dissipation cavity part (II) of the lamp is directly exposed to the outside air, the natural wind from the outside passes through the upper part of the open heat sink 6. The gaps between the grid-shaped heat-conducting ribs realize the convection between the hot air in the open heat dissipation cavity and the cold air outside, and quickly dissipate the heat generated by the LED light source 7 to the maximum, thereby achieving an efficient heat dissipation effect.

实施例7，如图9所示。LED吊灯，其开放式散热体6下表面沿灯具长度方向分别布置多颗LED光源及透镜7；每颗LED光源及透镜7通过LED基板8附着于开放式散热体6下表面LED容置孔5内，LED光源及透镜7导线穿过LED导线穿孔4与PCB电路板及相应电子元器件2实现电路连接，LED光源7产生的绝大部分热量直接传导入开放式散热体6下表面直至开放式散热体6上部分多根错落有致的格栅状导热筋条，由于本灯具开放式散热腔体部分(II)直接裸露于外界空气中，外界自然风通过开放式散热体6上部分多根错落有致的格栅状导热筋条间的空隙实现开放式散热腔体内的热空气与外界的冷空气对流，迅速的将LED光源7产生的热量最大限度的散发出去，从而实现了高效的散热效果。Embodiment 7, as shown in Figure 9. LED chandelier, the lower surface of the open radiator 6 is respectively arranged with multiple LED light sources and lenses 7 along the length direction of the lamp; each LED light source and lens 7 is attached to the LED accommodating hole 5 on the lower surface of the open radiator 6 through the LED substrate 8 Inside, the wires of the LED light source and the lens 7 pass through the LED wire perforation 4 to realize circuit connection with the PCB circuit board and corresponding electronic components 2, and most of the heat generated by the LED light source 7 is directly conducted to the lower surface of the open radiator 6 until the open radiator 6 is opened. There are many grid-like heat conduction ribs on the upper part of the heat sink 6. Since the open heat dissipation cavity part (II) of the lamp is directly exposed to the outside air, the natural wind from the outside passes through the upper part of the open heat sink 6. The gaps between the grid-shaped heat-conducting ribs realize the convection between the hot air in the open heat dissipation cavity and the cold air outside, and quickly dissipate the heat generated by the LED light source 7 to the maximum, thereby achieving an efficient heat dissipation effect.

实施例8，如图10所示。LED吸顶灯，其开放式散热体6下表面沿沿纵横方向(灯具为长条形)或围绕圆心(灯具为圆形)分别布置多颗LED光源及透镜7；每颗LED光源及透镜7通过LED基板8附着于开放式散热体6下表面LED容置孔5内，LED光源及透镜7导线穿过LED导线穿孔4与PCB电路板及相应电子元器件2实现电路连接，LED光源7产生的绝大部分热量直接传导入开放式散热体6下表面直至开放式散热体6上部分多根错落有致的格栅状导热筋条，由于本灯具开放式散热腔体部分(II)直接裸露于外界空气中，外界自然风通过开放式散热体6上部分多根错落有致的格栅状导热筋条间的空隙实现开放式散热腔体内的热空气与外界的冷空气对流，迅速的将LED光源7产生的热量最大限度的散发出去，从而实现了高效的散热效果。Embodiment 8, as shown in Figure 10. LED ceiling lamp, the lower surface of the open heat sink 6 is arranged along the vertical and horizontal directions (the lamp is long) or around the center of the circle (the lamp is circular) and a plurality of LED light sources and lenses 7 are respectively arranged; each LED light source and lens 7 pass through The LED substrate 8 is attached to the LED accommodating hole 5 on the lower surface of the open radiator 6, and the LED light source and the lens 7 wires pass through the LED wire perforation 4 to realize circuit connection with the PCB circuit board and corresponding electronic components 2, and the LED light source 7 generates Most of the heat is directly conducted to the lower surface of the open heat sink 6 until the upper part of the open heat sink 6 has a grid-shaped heat conduction rib, because the open heat dissipation cavity part (II) of the lamp is directly exposed to the outside world In the air, the natural wind from the outside passes through the gaps between the grid-shaped heat-conducting ribs on the upper part of the open heat dissipation body 6 to realize the convection between the hot air in the open heat dissipation cavity and the cold air outside, and quickly turn the LED light source 7 The heat generated can be dissipated to the maximum extent, thus achieving efficient heat dissipation.

实施例9，如图11所示。LED杯灯，其开放式散热体6下表面布置单颗或围绕圆心布置多颗LED光源及透镜7；每颗LED光源及透镜7通过LED基板8附着于开放式散热体6下表面LED容置孔5内，LED光源及透镜7导线穿过LED导线穿孔4与PCB电路板及相应电子元器件2实现电路连接，LED光源7产生的绝大部分热量直接传导入开放式散热体6下表面直至开放式散热体6上部分多根错落有致的格栅状导热筋条，由于本灯具开放式散热腔体部分(II)直接裸露于外界空气中，外界自然风通过开放式散热体6上部分多根错落有致的格栅状导热筋条间的空隙实现开放式散热腔体内的热空气与外界的冷空气对流，迅速的将LED光源7产生的热量最大限度的散发出去，从而实现了高效的散热效果。Embodiment 9, as shown in Figure 11. LED cup lamp, the lower surface of the open heat sink 6 is arranged with a single or multiple LED light sources and lenses 7 arranged around the center of the circle; each LED light source and lens 7 are attached to the lower surface of the open heat sink 6 through the LED substrate 8 and the LED is accommodated In the hole 5, the LED light source and lens 7 wires pass through the LED wire hole 4 to realize circuit connection with the PCB circuit board and corresponding electronic components 2, and most of the heat generated by the LED light source 7 is directly conducted to the lower surface of the open radiator 6 until The upper part of the open heat sink 6 has a plurality of well-arranged grid-shaped heat-conducting ribs. Since the open heat dissipation cavity part (II) of the lamp is directly exposed to the outside air, the natural wind from the outside passes through the upper part of the open heat sink 6. The gaps between the well-arranged grid-shaped heat-conducting ribs realize the convection between the hot air in the open heat dissipation cavity and the cold air outside, and quickly dissipate the heat generated by the LED light source 7 to the maximum extent, thereby realizing efficient heat dissipation Effect.

实施例10，如图12所示。LED汽车大灯，其开放式散热体6下表面布置单颗或围绕圆心布置多颗LED光源及透镜7；每颗LED光源及透镜7通过LED基板8附着于开放式散热体6下表面LED容置孔5内，LED光源及透镜7导线穿过LED导线穿孔4与PCB电路板及相应电子元器件2实现电路连接，LED光源7产生的绝大部分热量直接传导入开放式散热体6下表面直至开放式散热体6上部分多根错落有致的格栅状导热筋条，由于本灯具开放式散热腔体部分(II)直接裸露于外界空气中，外界自然风通过导风流板11及开放式散热体6上部分多根错落有致的格栅状导热筋条间的空隙实现开放式散热腔体内的热空气与外界的冷空气对流，迅速的将LED光源7产生的热量最大限度的散发出去，从而实现了高效的散热效果。Embodiment 10, as shown in Figure 12. LED car headlights, the lower surface of the open heat sink 6 is arranged with a single or multiple LED light sources and lenses 7 arranged around the center of the circle; each LED light source and lens 7 are attached to the LED container on the lower surface of the open heat sink 6 through the LED substrate 8 Placed in the hole 5, the LED light source and the lens 7 wires pass through the LED wire hole 4 to realize circuit connection with the PCB circuit board and corresponding electronic components 2, and most of the heat generated by the LED light source 7 is directly conducted to the lower surface of the open heat sink 6 Until the upper part of the open heat sink 6 has a grid-shaped heat conduction rib, since the open heat dissipation cavity part (II) of the lamp is directly exposed to the outside air, the outside natural wind passes through the air guide plate 11 and the open The gaps between the grid-shaped heat-conducting ribs on the upper part of the heat sink 6 realize the convection between the hot air in the open heat dissipation cavity and the cold air outside, and quickly dissipate the heat generated by the LED light source 7 to the maximum. Thus, an efficient heat dissipation effect is realized.

上述实施例是本发明的典型实施方式，在其他不同的实施例中，可以对技术方案作不同的调整。在上述实例中，LED光源7是通过LED基盘8实现与开放式散热体6的接触，在其他实例中可以使LED光源直接与开放式散热体6实现接触。The above-mentioned embodiments are typical implementations of the present invention, and in other different embodiments, different adjustments may be made to the technical solutions. In the above example, the LED light source 7 is in contact with the open heat sink 6 through the LED substrate 8 , and in other examples, the LED light source can be directly in contact with the open heat sink 6 .

在上述实施例中，单独设置了承载电路的PCB电路板2，在其他实施例中可以用厚膜工艺将电路直接印刷在开放式散热体6上表面，使PCB电路板及相应电子元器件2产生的热量以同样方式传导至开放式散热体6的多根错落有致的格栅状导热筋条上，然后通过空气自对流方式实现高效散热效果。In the above-mentioned embodiment, the PCB circuit board 2 carrying the circuit is provided separately. In other embodiments, the circuit can be directly printed on the upper surface of the open heat sink 6 with a thick film process, so that the PCB circuit board and the corresponding electronic components 2 The generated heat is conducted to the grid-shaped heat-conducting ribs of the open radiator 6 in the same way, and then the efficient heat dissipation effect is achieved through air self-convection.

Claims (8)

1、一种高效散热的LED灯具，包括灯体及灯体上安装的PCB安装板、PCB电路板(2)、LED光源及透镜，其特征是灯体上设有按顺序连成一体的LED电器腔(I)、开放式散热腔(II)、LED照明腔(III)，LED电器腔由上盖板(1)、PCB电路板(2)、PCB安装板(3)三部分组成，开放式散热腔为开放式散热体(6)上部有多根错落有致的格栅状导热筋条形成的空间，开放式散热体(6)下表面有LED导线穿孔(4)及LED容置孔(5)，LED照明腔由开放式散热体(6)、LED光源及透镜(7)、LED基板(8)、灯罩板(9)、下盖板(10)组成，LED光源及透镜(7)连接接于LED基板(8)上，LED基板(8)紧密附着于开放式散热体(6)下表面的LED容置孔(5)内，LED导线穿过开放式散热体(6)上的LED导线穿孔(4)和PCB安装板(3)上的孔与PCB电路板(2)连接；LED基板(8)与开放式散热体(6)底面热接触。1. A high-efficiency heat-dissipating LED lamp, including a lamp body and a PCB mounting board installed on the lamp body, a PCB circuit board (2), an LED light source and a lens, and is characterized in that the lamp body is provided with LEDs connected in sequence Electrical cavity (I), open heat dissipation cavity (II), LED lighting cavity (III), LED electrical cavity consists of three parts: upper cover plate (1), PCB circuit board (2), PCB mounting plate (3), open The heat dissipation cavity is a space formed by a plurality of well-arranged grid-like heat conduction ribs on the upper part of the open heat sink (6), and the lower surface of the open heat sink (6) has LED wire perforations (4) and LED accommodation holes ( 5), the LED lighting cavity is composed of an open radiator (6), LED light source and lens (7), LED substrate (8), lampshade plate (9), lower cover plate (10), LED light source and lens (7) Connected to the LED substrate (8), the LED substrate (8) is closely attached to the LED housing hole (5) on the lower surface of the open heat sink (6), and the LED wire passes through the hole on the open heat sink (6). The LED wire through hole (4) and the hole on the PCB mounting board (3) are connected to the PCB circuit board (2); the LED substrate (8) is in thermal contact with the bottom surface of the open radiator (6). 2、根据权利要求1所述的高效散热的LED灯具，其特征是所述的热接触为导热胶接触。2. The high-efficiency heat dissipation LED lamp according to claim 1, wherein the thermal contact is a heat-conducting glue contact. 3、根据权利要求1所述的高效散热的LED灯具，其特征是所述的上盖板(1)、开放式散热体(6)、下盖板(10)均裸露于空气中。3. The high-efficiency heat dissipation LED lamp according to claim 1, characterized in that the upper cover (1), the open radiator (6) and the lower cover (10) are all exposed to the air. 4、根据权利要求1所述的高效散热的LED灯具，其特征是所述的于户外照明使用的LED灯具的LED电器腔(I)、LED照明腔(III)，其腔体内部必须是密闭的，达到IP65以上防水要求，户内照明的LED灯具的LED电器腔(I)、LED照明腔(III)，其腔体内部达到IP20。4. The high-efficiency heat dissipation LED lamp according to claim 1, characterized in that the LED electrical cavity (I) and LED lighting cavity (III) of the LED lamp used for outdoor lighting must be airtight inside the cavity It meets the waterproof requirements above IP65, and the LED electrical cavity (I) and LED lighting cavity (III) of the LED lamps for indoor lighting reach IP20 inside the cavity. 5、根据权利要求1所述的高效散热的LED灯具，其特征是所述的的LED光源及透镜(7)的芯片是直接封装在开放式散热体(6)内，与开放式散热体(6)底面直接形成热传导。5. The high-efficiency heat dissipation LED lamp according to claim 1, characterized in that the LED light source and the chip of the lens (7) are directly packaged in the open heat sink (6), and the open heat sink ( 6) The bottom surface forms heat conduction directly. 6、根据权利要求1所述的高效散热的LED灯具，其特征是所述的PCB电路板(2)为单独设置的；也可以采用厚膜工艺将电路直接印刷在开放式散热体(6)上表面；或者不采用PCB电路板(2)跟厚膜工艺，而是采用电池组、蓄电池或其它供电装置直接提供LED光源及透镜(7)工作所需的工作电压。6. The high-efficiency heat-dissipating LED lamp according to claim 1, characterized in that the PCB circuit board (2) is provided separately; the circuit can also be directly printed on the open radiator (6) by using a thick film process The upper surface; or instead of using the PCB circuit board (2) and the thick film process, a battery pack, storage battery or other power supply device is used to directly provide the working voltage required for the LED light source and the lens (7) to work. 7、如权利要求1所述的高效散热的LED灯具，其特征是所述的LED光源及透镜(7)所附着的开放式散热体(6)底面是平面、曲面或其它形状的曲面。7. The high-efficiency heat dissipation LED lamp according to claim 1, characterized in that the bottom surface of the open heat sink (6) to which the LED light source and lens (7) are attached is a plane, a curved surface or a curved surface of other shapes. 8、如权利要求1所述的高效散热的LED灯具，其特征是所述的开放式散热体(6)下表面的LED容置孔(5)也可以不要，而将LED光源及透镜(7)直接附着于开放式散热体(6)底面8. The high-efficiency heat dissipation LED lamp according to claim 1, characterized in that the LED accommodating hole (5) on the lower surface of the open heat sink (6) may also be omitted, and the LED light source and lens (7) ) attached directly to the bottom surface of the open radiator (6)
CNA2007100223902A 2007-05-16 2007-05-16 High-efficiency heat dissipation LED lamps Pending CN101307891A (en)

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CNA2007100223902A CN101307891A (en) 2007-05-16 2007-05-16 High-efficiency heat dissipation LED lamps
PCT/CN2007/001722 WO2008138177A1 (en) 2007-05-16 2007-05-28 An led lighting fixture with high-efficiency radiation effect
PCT/CN2008/000957 WO2008138231A1 (en) 2007-05-16 2008-05-16 Led lamp of highly efficient heat dissipation

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