CN102913785A - LED bulb - Google Patents

LED bulb Download PDF

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Publication number
CN102913785A
CN102913785A CN 201210350928 CN201210350928A CN102913785A CN 102913785 A CN102913785 A CN 102913785A CN 201210350928 CN201210350928 CN 201210350928 CN 201210350928 A CN201210350928 A CN 201210350928A CN 102913785 A CN102913785 A CN 102913785A
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light
circuit board
provided
emitting diode
diode lamp
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CN 201210350928
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Chinese (zh)
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罗嗣辉
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广东奥其斯科技有限公司
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Abstract

The invention relates to an LED bulb which comprises a shell, a circuit board and LEDs arranged on the circuit board. A light-transmitting shield is arranged at the upper end of the shell, and a lamp holder is arranged at the lower end of the shell. The shell is a hollow plastic shell, a metal tube is sleeved in the plastic shell, a thermal-conductive platform forms at the upper end of the metal tube, and the circuit board is arranged on the thermal-conductive platform. The LED bulb is in a combined radiating structure of the metal inner tube and the plastic shell, is provided with design of thermoelectric combining structure and has the technical advantages that structure is simple, radiating effect is high, cost is low, machining and assembling are complicated, and the LED bulb is environment-friendly and energy-saving.

Description

发光二极体灯泡 A light emitting diode lamp

技术领域 FIELD

[0001] 本发明涉及一种灯泡,更具体地说,涉及一种发光二极体灯泡。 [0001] The present invention relates to a lamp, and more particularly, to a light-emitting diode lamp.

背景技术 Background technique

[0002] 随着电子技术的进步,利用LED照明灯具越来越普遍,LED是利用半导体通电后的发光性能发光的,由于LED是一种寿命长、功率低、无辐射的绿色环保光源,因此被广泛应用于背光源、显示屏、交通信号灯、城市亮化等领域。 [0002] With advances in electronic technology, the use of LED lighting is increasingly common, is the use of LED luminescence of the light emitting power of the semiconductor, LED is one kind of long-life, low-power, no radiation of green light, so It is widely used in backlight, displays, traffic lights, city lighting and other fields. 在未来,更将取代白炽灯、节能灯照明应用,成为新一代的照明光源,广泛应用于室内外普通照明及特殊照明。 In the future, it will replace incandescent, energy-saving lighting applications, a new generation of light source, are widely used in indoor and outdoor lighting general and special lighting.

[0003] 传统的发光二极体散发的热量都是依靠电路基板传导给铝金属灯座体并与外界空气接触来传导散发热量的,集成LED晶片的线路基板与金属灯座相贴合连接实现传导散热效果,但两者相贴合存在漏电的安全隐患,同时如需提高散热效果则需增大铝金属灯座的散热面积,受灯体限定体积限制该体积铝金属灯座的散热效果,因而不能充分满足LED所发热所需的散热效果,尤其是大功率的LED灯在长时间地工作时其发热量大,如果不能很好地解决散热问题,会严重影响灯具的使用寿命,而且在长时间的使用过程中会导致电路基板的老化,缩短了灯体的使用寿命。 [0003] The conventional light emitting diode rely on heat from aluminum to the socket body and the circuit board conductive contact with the outside air to dissipate heat conduction, the integrated circuit substrate and the metal socket attached to the LED die is connected with realization heat conduction effect, but both are bonded together security risk of leakage, while increasing need to improve the heat dissipation effect of the heat dissipation area of ​​aluminum metallic base, the volume defined by the lamp body limits the volume of aluminum metal socket cooling effect, and therefore can not fully meet the required LED heat dissipation effect, especially in high-power LED lights when its heat capacity to work long hours, if not well solve the heat problem, it will seriously affect the life of the lamp, but also in during prolonged use can lead to burn-in circuit board, shorten the life of the lamp body. 同时当前发光体二极体铝散热外壳充当散热功能,其结构为如何增加散热面积作考虑,造就外种各样非规则的造型的同时外表需进行抗氧化的电镀处理,此类外形结构的铝座存在本身材质成本高、加工复杂、组装复杂和生产成本高的限制,特别是其中电镀处理工序还会造成环保问题。 While the outer plating process while this light emitter diodes aluminum housing act as a heat dissipation function, the structure of how to increase the cooling area for consideration, making the outer shape of every kind of irregular need for anti-oxidation, such as aluminum profile structure presence of base material itself is costly, complicated process, high production cost and assembly complexity limitations, particularly where a plating treatment step can also cause environmental problems. 因此,如何解决上述问题,成为亟待解决的问题。 Therefore, how to solve the above problem, a problem to be solved.

发明内容 SUMMARY

[0004] 本发明旨在提供一种金属内管和塑料壳体结合体散热结构的发光二极体灯泡,同时具有热电结合结构设计,具有结构简单、散热效果好,成本低、加工复杂、组装复杂和环保节能的技术效果。 [0004] The present invention is directed to the inner metal tube and the plastic housing a light emitting diode in conjunction with heat lamp body structure, while having the thermoelectric binding design, has a simple structure, good heat dissipation effect, low cost, process complexity, assembly technical complexity and environmental effects of energy conservation.

[0005] 为解决上述技述问题,本发明的一种发光二极体灯泡,包括壳体、线路板和设置在线路板上的LED灯珠,壳体上端设有透光罩、下端设有灯头,其中:所述壳体为内空的塑料壳体,沿塑料壳体内套设有金属管,金属管上端形成导热平台,线路板设置在导热平台上。 [0005] To solve the above described technical problems, a light emitting diode lamp according to the present invention, comprising a housing, a circuit board disposed on the circuit board and LED lamp, the upper end of the housing is provided with transparent cover, with the lower end lamp, wherein: the hollow housing within a plastic housing, in a plastic housing provided with a metal sleeve pipe, the upper end of the metal tube forming the thermally conductive platform, the thermally conductive circuit board disposed on the internet.

[0006] 采用上述技术方案的本发明,内置设置的金属管散热保证LED灯在发光时产生的热量较好的向空气中传递散热而解决了LED灯使用过程中的热量传递和散热问题,保证了LED灯的使用寿命。 [0006] The present invention adopts the above technical solution, the metal tube is provided to ensure heat built solved the problems of heat transfer and heat dissipation during use of the LED lamp LED lamp heat generated during light emission is preferably transferred to the cooling air, to ensure life of the LED lamp. 利用上端的导热平台与线路板底面充分贴合传导热量,同时利用管体内外表面散热表面与平台面形成散热面实现有效传导散热的技术效果。 Using the thermally conductive platform and the upper end of the bottom surface of the board sufficiently bonded to conduct heat, while the inner surface of an outer tube using a heat radiating surface and the platform surface forming surface conduction technology effective cooling effect. 改变传统整体为不规则的金属散热壳体结构为内置的规则金属管体、外表为塑料壳体,内置的散热管体由长条型材直接切割成设计长度,无须再进行表面处理实现生产、加工简单,环保节能的技术效果。 Change the traditional whole shell metal heat irregular structure built-in rules metal tube, an outer plastic housing, a built-in heat pipe body is cut directly by the long design length of the profile, without further surface treatment to achieve production, processing simple, environmentally friendly energy technical effect. 同时,外表为塑料壳体可以实现任意造型和颜色,并且可以由多部份组合构成。 At the same time, the appearance of a plastic housing can be realized in any shape and color, and may be composed of a multi-part composition. 非金属的壳体保证光电分离充分绝缘的技术效果。 Non-metallic insulating housing to ensure adequate separation technique photoelectric effect.

[0007] 上述一种发光二极体灯泡,金属管由分别形成独立的导电通道的两分管粘合构成、其间设有绝缘分隔层、内壁设有内绝缘层,两分管上端分别电连接线路板的连接线路、下端通过变压装置连接灯头。 [0007] one of the above light-emitting diode lamp, the adhesive is constituted by a metal tube formed of two separate conductive paths in charge, an insulating spacer layer therebetween, the inner wall of the inner insulating layer is provided, the upper ends of the circuit board are electrically connected to charge connection line, connected to the lower end of the base by pressure swing apparatus. 采用热电结合设计,具有独立导热通道并充当导电通道的金属管,将热与电有效结合,解决发光时的热量散发的同时简化连接线布设同时实现稳定导电的技术效果。 Thermoelectric binding design, which has an independent thermal conductivity and serves as channel conductive path of the metal pipe, combined heat and power effective, heat dissipated when the solution while simplifying cable laid emission while achieving an electrically stable technical effect.

[0008] 上述一种发光二极体灯泡,线路板两侧设有向外延伸到侧边的连接线路。 [0008] one of the above light-emitting diode lamp, and on both sides provided with an outwardly extending plate is connected to the line side. 改变传统中心引线的连接结构,通过把连接线路延伸在侧边,以与形成独立导电通道的两分管相对应实现电连接,具有操作方便,连接简单的技术效果。 Change the structure of a conventional center lead is connected by the connecting line extending at the sides, to form the two separate conductive paths charge corresponding to electrical connection, easy to operate, simple connection technical effect.

[0009] 上述一种发光二极体灯泡,线路板为铝基板,线路板和导热平台之间设有导热绝缘胶相贴合。 [0009] one of the above light-emitting diode lamp, the circuit board is an aluminum plate, is provided between the circuit board and the thermally conductive platform gum phase bonded thermal insulation. 保证紧密线路板和导热平台之间接触散热的技术效果。 Ensure the technical effect of the contact between the cooling board and the heat close internet.

[0010] 上述一种发光二极体灯泡,壳体外壁面设有散热鳍片,两散热鳍片之间设有透气孔。 [0010] one of the above light-emitting diode lamp, the outer wall surface of the housing is provided with heat dissipating fins, heat dissipating fins is provided between the two holes. 增大壳体外壁面的散热面积,有提高散热效率技术效果。 Increasing the cooling area outside the housing wall, there is the technical effect of improving heat dissipation efficiency.

[0011] 上述一种发光二极体灯泡,金属管为铝管或铜管或合金管。 [0011] one of the above light-emitting diode lamp, a metal pipe or brass or aluminum alloy tubes. 利用金属导热和散热的特性把铜管体的热量散发到空气中去,有效地提高了LED灯的散热效果,实现发光二极体发出的热量有效传导和散出,使线路板不会因受热而影响使用性能和寿命,发光二极体发出的热量又有独立传导散热的技术效果。 A metal heat conduction and heat characteristics of the copper pipe body is released into the air to effectively improve the heat dissipation effect of the LED lamp, to achieve effective heat conduction of the light emitting diode and emits shed, so that the board will not heat and the heat affect the performance and life of the light emitting diode emits independently have the technical effect of heat conduction.

[0012] 上述一种发光二极体灯泡,灯头设有左右两极的弹性电连接极片,弹性电连接极片设有自由端部与金属管的分管管壁相对触接连接。 [0012] one of the above light-emitting diode lamp, the lamp cap is provided with an elastic electrically connected to the left and right poles of the pole piece, the pole piece is electrically connected with the elastic wall charge free end of the metal pipe abut opposing connector. 通过两极的弹性电连接极片与金属管的分管管壁相对触接连接实现与线路板电导通连接,实现组装连接结构简单、稳定、方便组装连接的技术效果, Pole piece and the metal pipe is connected by elastic electric poles of opposite charge abut wall connecting the circuit board to achieve electrical conduction connection assembly connecting structure simple, stable, easy assembly technical effect connection,

[0013] 上述一种发光二极体灯泡,金属管外表形成轴向的散热槽,壳体内壁面与散热槽相适应卡扣。 [0013] one of the above light-emitting diode lamp, a metal tube formed axially outer heat sinks, cooling the inner wall surface of the housing and a snap-fit ​​groove. 增大金属管外壁面的散热面积,有提高散热效率技术效果。 An outer metal tube of increased wall surface of the cooling area, there is the technical effect of improving heat dissipation efficiency.

[0014] 上述一种发光二极体灯泡,导热平台外周设有径向的翻折延伸边与金属管卡扣连接为一体。 [0014] one of the above light-emitting diode lamp, the thermally conductive platform is provided with a radially outer periphery of the folded edge of the metal pipe extending integrally snap connection. 简单的组装结构实现拆装方便、连接稳固的技术效果。 Structure to achieve a simple assembly, easy accessibility, connecting a solid technical effect.

[0015] 上述一种发光二极体灯泡,所述线路板的线路延伸出线路板。 [0015] line one of the above light-emitting diode lamp, the circuit board extending board. 改变传统线路隐藏于线路板中的线路结构,通过延伸出线路板的线路实现与形成独立导电通道的两分管相对应实现直接电连接,具有操作方便,连接简单的技术效果。 Changes to the circuit board in the hidden structure of a conventional wiring line, to achieve charge formed two separate conductive paths extending through the circuit board corresponding to a direct electrical connection, easy to operate, simple connection technical effect.

[0016] 本发明与现有技术相比具有结构简单、制造成本低的优点,具有良好的推广价值。 [0016] The present invention as compared with the prior art having a simple structure and low manufacturing cost advantages, excellent promotional value.

附图说明 BRIEF DESCRIPTION

[0017] 下面将结合附图中的具体实施例对本发明作进一步地详细说明,以便更清楚直观地理解其发明实质,但不构成对本发明的任何限制。 [0017] The present invention will now be described in further detail with specific embodiments in conjunction with the accompanying drawings, to more clearly understood from the essence of the invention directly, but do not constitute any limitation of the invention.

[0018] 图I为本发明的拆装结构示意图; [0018] I detachably structural diagram schematic of the present invention;

[0019] 图2为本发明壳体散热部份的剖面结构示意图; [0019] FIG. 2 is a schematic cross-sectional view of the housing portion of the heat dissipation structure of the present invention;

[0020] 图3为本发明壳体散热部份的外表面结构示意图; The outer surface of the structure [0020] FIG radiating portion of the housing 3 is a schematic view of the present invention;

[0021] 图4为图3的俯视结构示意图; [0021] FIG. 4 is a top view of the structure of Figure 3;

[0022] 图5为图3的仰视结构示意图; [0022] FIG. 5 is a bottom view of the structure of Figure 3;

[0023] 图6为本发明金属管和导热平台组合的剖面结构示意图; Cross-sectional structure of a metal tube [0023] FIG. 6 of the present invention and a schematic diagram of the thermally conductive platform combinations;

[0024] 图7为本发明金属管的正面结构示意图; [0024] Figure 7 a schematic view of a front structure of the present invention, a metal pipe;

[0025] 图8为图7的俯视结构示意图;[0026] 图9为本发明的立体拆装结构示意图。 [0025] FIG. 8 is a top view of the structure of FIG. 7; disassembly perspective schematic configuration [0026] FIG. 9 of the present invention.

[0027] 图中:壳体1,散热鳍片11,透气孔12,线路板2,LED灯珠3,金属管4,分管41,绝缘分隔层42,内绝缘层43,散热槽44,灯头5,电连接极片51,导热平台6,导热绝缘胶8。 [0027] FIG: housing 1, the heat radiation fins 11, ventilation holes 12, the circuit board 2, LED lamp beads 3, the metal pipe 4, charge 41, an insulating spacer layer 42, the insulating layer 43, heat sinks 44, the base 5, is electrically connected to the pole piece 51, the thermally conductive platform 6, 8 thermal insulation adhesive.

具体实施方式 detailed description

[0028] 如图I〜图9所示:一种发光二极体灯泡,包括壳体I、线路板2和设置在线路板2上的LED灯珠3,壳体I上端设有透光罩4、下端设有灯头5,壳体I为内空的塑料壳体,沿塑料壳体I内套设有金属管4,金属管4上端形成导热平台6,翻折延伸边61,线路板2设置在导热平台6上。 [0028] FIG I~ Figure 9: A light emitting diode lamp, comprising a housing I, the circuit board 2 and the wiring board 2 is provided on the LED lamp 3, the upper end of the housing is provided with a translucent cover I 4, the lower end cap 5 is provided, the space inside the housing I is a plastic housing, the plastic casing I along the inner sleeve 4 is provided with the metal pipe, the metal pipe 4 the upper end of the thermally conductive platform 6 is formed, extending folded edge 61, the circuit board 2 6 is provided on the thermally conductive platform.

[0029] 金属管4由分别形成独立导电通道的两分管41粘合构成、其间设有绝缘分隔层42、内壁设有内绝缘层43,两分管41上端分别电连接线路板2的连接线路、下端通过变压装置连接灯头5。 [0029] The metal tube 4 are formed by a charge of two separate conductive paths 41 constituting the pressure-sensitive adhesive, an insulating spacer layer 42 therebetween, the inner wall of the inner insulating layer is provided with a connection line 43, two charge 41 are electrically connected to the upper end of the circuit board 2, a lower end connected to the base 5 by a transformer device. 内绝缘层43下端定位在灯头上,上端呈自由端延伸呈金属管4的内壁面。 The lower end of the inner insulating layer 43 is positioned on the base, the upper end in a free end extending form the inner wall surface of the metal tube 4.

[0030] 线路板2两侧设有向外延伸到侧边的连接线路21。 [0030] both sides of the circuit board 2 is provided with an outwardly extending to the side of the connecting line 21.

[0031] 线路板2为铝基板,线路板2和导热平台6之间设有导热绝缘胶8相贴合。 [0031] The aluminum substrate board 2 is provided with thermal insulation rubber 8 6 bonded between the circuit board 2 and the thermally conductive platform.

[0032] 壳体I外壁面设有散热鳍片11,两散热鳍片11之间设有透气孔12。 [0032] I an outer wall surface of the housing is provided with heat-dissipating fins 11, 11 is provided with two holes 12 between the heat dissipating fins.

[0033] 金属管4为招管或铜管或合金管。 [0033] The metal pipe or tube 4 to move or brass alloy tube.

[0034] 灯头5设有左右两极的弹性电连接极片51,弹性电连接极片51设有自由端部与金属管4的分管41管壁相对触接连接。 [0034] The cap 5 is provided with an elastic electrically connected to the poles around pole piece 51, pole piece 51 is electrically connected to the elastic charge with the free end of the metal pipe 4 abut opposing wall 41 is connected. 弹性电连接极片51呈波浪型向上端延伸,内侧边与内绝缘层43外侧面相定位、外侧边与分管41管壁相对触接连接。 The elastic piece 51 is electrically connected to electrode extends wavy type upper, inner sides of the outer surface of the inner insulating layer 43 is positioned, the outer side wall 41 and opposite charge touching connection.

[0035] 金属管4外表形成轴向的散热槽44,壳体I内壁面与散热槽44相适应卡扣。 [0035] The metal tube 4 forms an axial outer heat sinks 44, the housing inner wall surface of the heat sink I groove 44 adapted to snap.

[0036] 导热平台6外周设有径向的翻折延伸边61与金属管4卡扣连接为一体。 [0036] The thermally conductive platform 6 is provided with a radially outer periphery of the folded edge 61 extending the metal pipe 4 is integrally connected to a snap.

[0037] 线路板2的线路延伸出线路板。 [0037] The circuit board 2 extending board.

[0038] 本发明具体实施时,内置的规则金属管体、外表为塑料壳体构成的体,内置金属管散热保证LED灯在发光时产生的热量较好的向空气中传递散热。 [0038] During specific embodiment of the present invention, built-in rules metal pipe body, the outer body is made of a plastic housing, built-in metal ensure that the heat dissipation in the LED light emission produced better transfer heat to the air. 利用上端的导热平台与线路板底面充分贴合传导热量,同时利用管体内外表面散热表面与平台面形成散热面实现有效传导散热的技术效果。 Using the thermally conductive platform and the upper end of the bottom surface of the board sufficiently bonded to conduct heat, while the inner surface of an outer tube using a heat radiating surface and the platform surface forming surface conduction technology effective cooling effect. 内置的散热管体由长条型材直接切割成设计长度,无须再进行表面处理实现生产、加工简单,环保节能的技术效果。 Built-in heat pipe directly by a long cut length of the profile design, without further surface treatment to achieve production, processing is simple, environmentally friendly energy saving technical effect. 同时,外表为塑料壳体可以实现任意造型和颜色,并且可以由多部份组合构成。 At the same time, the appearance of a plastic housing can be realized in any shape and color, and may be composed of a multi-part composition. 非金属的壳体保证光电分离充分绝缘的技术效果。 Non-metallic insulating housing to ensure adequate separation technique photoelectric effect. 金属管体为独立导热通道的同时并充当导电通道的金属管,将热与电有效结合,解决发光时的热量散发的同时简化连接线布设同时实现稳定导电的技术效果。 The metal tube is thermally independent channels simultaneously and as an electrically conductive metal tube channel, combined heat and power effective, solution heat during light emission emitted while simplifying cable laid while achieving an electrically stable technical effect.

[0039] 综上所述,本发明已如说明书及图示内容,制成实际样品且经多次使用测试,从使用测试的效果看,可证明本发明能达到其所预期之目的,实用性价值乃无庸置疑。 [0039] In summary, the present invention has been illustrated as the specification and content, made through repeated use, and the actual test samples, using the test results from the point of view, the present invention may prove to achieve its intended purposes, practicality is the unquestionable value. 以上所举实施例仅用来方便举例说明本发明,并非对本发明作任何形式上的限制,任何所属技术领域中具有通常知识者,若在不脱离本发明所提技术特征的范围内,利用本发明所揭示技术内容所作局部更动或修饰的等效实施例,并且未脱离本发明的技术特征内容,均仍属于本发明技术特征的范围。 Cited above embodiments are merely illustrative of the present invention for convenience, the present invention is not limited in any form, and any skilled in the art having ordinary knowledge, if without departing from the scope of the technical features mentioned in the present invention, the use of the present the technical contents disclosed invention cover modifications made locally or modified equivalent embodiments, and without departing from the technical features of the present invention, provided they fall within the scope of the technical features of the present invention.

Claims (10)

  1. 1. 一种发光二极体灯泡,包括壳体(I)、线路板(2)和设置在线路板(2)上的LED灯珠(3),壳体(I)上端设有透光罩(4)、下端设有灯头(5),其特征在于:所述壳体(I)为内空的塑料壳体,沿塑料壳体(I)内套设有金属管(4),金属管(4)上端形成导热平台(6),线路板(2)设置在导热平台(6)上。 A light emitting diode lamp, comprising a housing (I), the circuit board (2) provided on the circuit board and the LED lamp (3) (2), the housing (I) with an upper transparent cover (4), with the lower end of the base (5), characterized in that: said housing (I) is the hollow plastic housing, the plastic housing along (I) provided with a metal sleeve inside the tube (4), the metal tube (4) formed in the upper end of the thermally conductive platform (6), the circuit board (2) disposed on the thermally conductive platform (6).
  2. 2.根据权利要求I所述一种发光二极体灯泡,其特征在于:金属管(4)由分别形成独立导电通道的两分管(41)粘合构成、其间设有绝缘分隔层(42)、内壁设有内绝缘层(43),两分管(41)上端分别电连接线路板(2)的连接线路、下端通过变压装置连接灯头(5)。 2. I claim the one light-emitting diode lamp, comprising: a metal tube (4) is formed by a separate charge of each two conductive paths (41) constituting the pressure-sensitive adhesive, an insulating spacer layer therebetween (42) the inner wall is provided with the inner insulating layer (43), in charge of two (41) are electrically connected to the upper end of the circuit board (2) a connecting line, connected to the lower end of the base (5) by pressure swing apparatus.
  3. 3.根据权利要求I所述一种发光二极体灯泡,其特征在于:线路板(2)两侧设有向外延伸到侧边的连接线路(21)。 According to claim I of the one light-emitting diode lamp, comprising: extending outwardly to the side provided with connection lines (21) on both sides of the circuit board (2).
  4. 4.根据权利要求I所述一种发光二极体灯泡,其特征在于:线路板(2)为铝基板,线路板(2)和导热平台(6)之间设有导热绝缘胶(8)相贴合。 According to claim I of the one light-emitting diode lamp, comprising: the circuit board (2) is an aluminum plate, plastic board provided with thermal insulation (8) between (2) and the thermally conductive platform (6) They are bonded together.
  5. 5.根据权利要求I所述一种发光二极体灯泡,其特征在于:壳体(I)外壁面设有散热鳍片(11),两散热鳍片(11)之间设有透气孔(12)。 According to claim I of the one light-emitting diode lamp, comprising: a housing (I) with an outer wall surface of the heat dissipating fins (11), is provided between the two heat-dissipating fins (11) holes ( 12).
  6. 6.根据权利要求I所述一种发光二极体灯泡,其特征在于:金属管(4)为铝管或铜管或合金管。 6. I claim the one light-emitting diode lamp, comprising: a metal tube (4) of aluminum alloy or brass or a tube.
  7. 7.根据权利要求2所述一种发光二极体灯泡,其特征在于:灯头(5)设有左右两极的弹性电连接极片(51),弹性电连接极片(51)设有自由端部与金属管(4)的分管(41)管壁相对触接连接。 7. The method of claim 2 A light diode lamp, wherein: the base (5) provided around the free end of the bipolar plate electrode is electrically connected to an elastic (51), electrically connected to the elastic pole piece (51) is provided with charge of the metal tube portion (4) (41) abut opposing connecting wall.
  8. 8.根据权利要求I所述一种发光二极体灯泡,其特征在于:金属管(4)外表形成轴向的散热槽(44),壳体(I)内壁面与散热槽(44)相适应卡扣。 According to claim I of the one light-emitting diode lamp, comprising: a metal tube (4) forming an outer axial cooling slots (44), the casing inner wall surface of the groove and the heat dissipation (I) (44) with adapt buckle.
  9. 9.根据权利要求I所述一种发光二极体灯泡,其特征在于:导热平台(6)外周设有径向的翻折延伸边(61)与金属管(4)卡扣连接为一体。 According to claim I of the one light-emitting diode lamp, comprising: a thermally conductive platform (6) is provided with an outer periphery extending radially folded edge (61) of the metal tube (4) is integrally connected to a snap.
  10. 10.根据权利要求3所述一种发光二极体灯泡,其特征在于:所述线路板(2)的线路延伸出线路板。 10. The method of claim 3 to a light emitting diode lamp, wherein: said circuit board (2) extending out of the board line.
CN 201210350928 2012-09-19 2012-09-19 LED bulb CN102913785A (en)

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