CN201935146U - A heat sink for LED lamps that is easy to dissipate heat - Google Patents

A heat sink for LED lamps that is easy to dissipate heat Download PDF

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CN201935146U
CN201935146U CN2010206734148U CN201020673414U CN201935146U CN 201935146 U CN201935146 U CN 201935146U CN 2010206734148 U CN2010206734148 U CN 2010206734148U CN 201020673414 U CN201020673414 U CN 201020673414U CN 201935146 U CN201935146 U CN 201935146U
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heat
alloy body
heat dissipation
aluminum alloy
easy
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林峻毅
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Abstract

本实用新型公开了一种易散热的LED灯散热体,属于LED灯散热体技术领域,其技术方案的要点包括柱形的铝合金本体,在铝合金本体的外围沿铝合金本体中轴线呈辐射状分布有散热翼片,其中所述的散热翼片的散热表面为小波浪形或小锯齿状;旨在提供一种散热效果好、用途广泛、可组合成多种LED灯具的散热体结构,用于LED灯具。

The utility model discloses an LED lamp heat sink that is easy to dissipate heat, and belongs to the technical field of LED lamp heat sinks. The key points of the technical solution include a columnar aluminum alloy body, and heat dissipation fins are radially distributed on the periphery of the aluminum alloy body along the central axis of the aluminum alloy body, wherein the heat dissipation surface of the heat dissipation fin is in a small wave shape or a small sawtooth shape; the utility model aims to provide a heat sink structure with good heat dissipation effect, wide application, and can be combined into a variety of LED lamps, and is used for LED lamps.

Description

一种易散热的LED灯散热体A heat sink for LED lamps that is easy to dissipate heat

技术领域technical field

本实用新型涉及一种LED灯散热体,更具体地说,它涉及一种易散热的LED灯散热体。The utility model relates to a radiator for LED lamps, in particular to a radiator for LED lamps which is easy to dissipate heat.

背景技术Background technique

传统的室内、外照明通常采用白炽灯或节能灯(氖管灯),其相对的能耗较高;随着电子技术的进步,利用高功率发光二极管(LED)组合的照明灯具越来越普遍;由于LED是利用半导体通电后的发光性能发光的,具有功耗低,使用寿命长的优点,因而成为替代传统照明光源的新兴光源。以LED作为光源的灯具,需要解决LED使用过程中的传热和散热问题,散热体的散热效率,直接影响LED的使用效率和造价;因此,开发适应LED灯加工要求、方便组合加工的各种LED灯体及其配件,对LED灯的推广应用具有决定性的作用。Traditional indoor and outdoor lighting usually use incandescent lamps or energy-saving lamps (neon tube lamps), which have relatively high energy consumption; with the advancement of electronic technology, lighting fixtures that use high-power light-emitting diode (LED) combinations are becoming more and more common ; Since the LED emits light by using the luminous performance of the semiconductor after it is electrified, it has the advantages of low power consumption and long service life, so it has become an emerging light source to replace the traditional lighting source. Lamps that use LEDs as light sources need to solve the heat transfer and heat dissipation problems during the use of LEDs. The heat dissipation efficiency of the heat sink directly affects the use efficiency and cost of LEDs; The LED lamp body and its accessories play a decisive role in the popularization and application of LED lamps.

实用新型内容Utility model content

本实用新型要解决的技术问题是针对现有技术的上述不足,提供一种散热效果好、用途广泛、可组合成多种LED灯具的易散热的LED灯散热体。The technical problem to be solved by the utility model is to provide an LED lamp radiator with good heat dissipation effect, wide application, and easy heat dissipation that can be combined into various LED lamps for the above-mentioned shortcomings of the prior art.

本实用新型的技术方案是这样的:一种易散热的LED灯散热体,包括柱形的铝合金本体,在铝合金本体的外围沿铝合金本体中轴线呈辐射状分布有散热翼片,其中所述的散热翼片的散热表面为小波浪形或小锯齿状。The technical solution of the present utility model is as follows: an LED light radiator that is easy to dissipate heat, comprising a cylindrical aluminum alloy body, on the periphery of the aluminum alloy body, radiating fins are distributed along the central axis of the aluminum alloy body, wherein The heat dissipation surface of the heat dissipation fins is small wavy or small serrated.

上述的一种易散热的LED灯散热体中,所述的铝合金本体为圆筒形,所述的散热翼片均匀分布在铝合金本体的外表面。In the aforementioned easy-to-dissipate LED lamp radiator, the aluminum alloy body is cylindrical, and the heat dissipation fins are evenly distributed on the outer surface of the aluminum alloy body.

上述的一种易散热的LED灯散热体中,所述铝合金本体的其中至少一端设有螺纹连接部。In the above-mentioned heat sink for LED lamps that is easy to dissipate heat, at least one end of the aluminum alloy body is provided with a threaded connection portion.

本实用新型采用上述结构后,通过将铝合金本体外围的直线形的散热翼片外表面设置小波浪形或小锯齿状的散热凸起,在相同的体积下,可以大大增强散热面积,提高散热效果,有利于LED灯工作时的传热及散热;本使用新型的结构简单,散热效果理想,并可以直接采用拉拔成型,为LED照明灯具的推广提供一种可行的技术方案。After the utility model adopts the above-mentioned structure, by setting the outer surface of the linear heat dissipation fins on the periphery of the aluminum alloy body with small wave-shaped or small serrated heat dissipation protrusions, the heat dissipation area can be greatly enhanced and the heat dissipation can be improved under the same volume. The effect is beneficial to the heat transfer and heat dissipation of the LED lamp when it is working; the new structure of the utility model is simple, the heat dissipation effect is ideal, and it can be directly formed by drawing, providing a feasible technical solution for the promotion of LED lighting fixtures.

附图说明Description of drawings

下面结合附图中的具体实施例对本实用新型作进一步地详细说明,但不构成对本实用新型的任何限制。The utility model will be described in further detail below in conjunction with the specific embodiments in the accompanying drawings, but it does not constitute any limitation to the utility model.

图1是本实用新型具体实施例1的结构示意图;Fig. 1 is the structural representation of the specific embodiment 1 of the utility model;

图2是图1的俯视结构示意图;Fig. 2 is a top view structural schematic diagram of Fig. 1;

图3是图1中A处的局部放大示意图;Fig. 3 is a partially enlarged schematic diagram of place A in Fig. 1;

图4是本实用新型具体实施例1的使用状态示意图;Fig. 4 is a schematic diagram of the use state of the utility model embodiment 1;

图5是本实用新型具体实施例2的结构示意图;Fig. 5 is the structural representation of the specific embodiment 2 of the utility model;

图6是图5的俯视结构示意图;Fig. 6 is a top view structural schematic diagram of Fig. 5;

图7是本实用新型具体实施例2的使用状态示意图。Fig. 7 is a schematic diagram of the use state of the second embodiment of the utility model.

图中:铝合金本体1、螺纹连接部1a、散热翼片2、铝合金散热壳体3、绝缘灯头4、透光灯罩5。In the figure: an aluminum alloy body 1 , a threaded connection portion 1 a , a heat dissipation fin 2 , an aluminum alloy heat dissipation shell 3 , an insulating lamp holder 4 , and a light-transmitting lampshade 5 .

具体实施方式Detailed ways

实施例1:Example 1:

参阅图1至图3所示,本实用新型的一种易散热的LED灯散热体,包括铝合金本体1,所述的铝合金本体1外形为圆柱体,中部设有通孔结构,在铝合金本体1的外圆周沿铝合金本体1中轴线呈辐射状均匀分布有四十片散热翼片2,散热翼片2的厚度可以视具体情况而定,散热翼片2两侧的散热表面为小波浪形或小锯齿状,;本实施例中的散热翼片两侧的散热表面均为小锯齿状表面,这样即可增大散热面积,又能在散热翼片2表面形成涡流,有利于热传递,提高散热效果;本实施例还在铝合金本体1上部设有螺纹连接部1a,以方便铝合金本体1与绝缘灯头或其它灯具部件连接组装成LED灯具。Referring to Fig. 1 to Fig. 3, a heat dissipation body for LED lamps of the present utility model, which is easy to dissipate heat, includes an aluminum alloy body 1. The aluminum alloy body 1 is cylindrical in shape and has a through hole structure in the middle. The outer circumference of the alloy body 1 is radially and evenly distributed with forty cooling fins 2 along the central axis of the aluminum alloy body 1. The thickness of the cooling fins 2 can be determined according to specific conditions. Small waves or small serrations; the heat dissipation surfaces on both sides of the heat dissipation fins in this embodiment are small serrations, so that the heat dissipation area can be increased, and eddy currents can be formed on the heat dissipation fins 2 surfaces, which is beneficial Heat transfer to improve heat dissipation effect; this embodiment also has a threaded connection part 1a on the upper part of the aluminum alloy body 1, so as to facilitate the connection of the aluminum alloy body 1 with an insulating lamp holder or other lamp parts to assemble an LED lamp.

参阅图4所示,是本实用新型具体实施例1与铝合金散热壳体3组合的一种LED照明灯具,(基板、LED灯体、匀光体和驱动等安装在铝合金散热壳体3内部),直接利用铝铝合金散热壳体3后部的散热翼片2将LED灯体工作时产生的热量向周围空气中散发,以使灯具保持在正常的工作温度范围,从而保证LED灯的有效工作。Referring to Fig. 4, it is a kind of LED lighting fixture combined with the aluminum alloy heat dissipation shell 3 according to the specific embodiment 1 of the utility model. inside), directly use the cooling fins 2 at the rear of the aluminum alloy cooling shell 3 to dissipate the heat generated by the LED lamp body to the surrounding air, so as to keep the lamp in the normal operating temperature range, thereby ensuring the LED lamp Work effectively.

实施例2:Example 2:

参阅图5、图6所示,本实用新型的一种易散热的LED灯散热体,其结构与实施例1基本相同,不同的是在铝合金本体1的外圆周沿铝合金本体1中轴线呈辐射状分布有两种厚度不同的散热翼片2,其中较厚的散热翼片2有四片,均匀分布在铝合金本体1外圆周,较薄的散热翼片2共有十二片,间隔均匀分布在较厚的散热翼片2之间,在铝合金本体1的上端部和下端部分别螺纹连接部1a(上端部为外螺纹连接部,下端部为内螺纹连接部)、与绝缘灯头、基板等灯具部件连接组装成LED灯具。Referring to Fig. 5 and Fig. 6, the utility model is a kind of LED light radiator which is easy to dissipate heat. There are two kinds of heat dissipation fins 2 with different thicknesses distributed radially, among which there are four thick heat dissipation fins 2, which are evenly distributed on the outer circumference of the aluminum alloy body 1, and there are twelve thinner heat dissipation fins 2 in total. Evenly distributed between the thicker heat dissipation fins 2, the upper end and lower end of the aluminum alloy body 1 are respectively threaded connection part 1a (the upper end is an external thread connection part, and the lower end is an internal thread connection part), and the insulating lamp cap , Substrate and other lamp components are connected and assembled into LED lamps.

参阅图7所示,是本实用新型具体实施例2与绝缘灯头4、透光灯罩5所组合的一种LED照明灯具(基板、LED灯体、匀光体和驱动等安装在铝合金本体1内部),直接利用铝合金本体1外围的散热翼片2将LED灯体工作时产生的热量向周围空气中散发,以使灯具保持在正常的工作温度范围,从而保证LED灯的有效工作。Referring to Fig. 7, it is a kind of LED lighting fixture (substrate, LED lamp body, homogenizing body and drive, etc. installed on the aluminum alloy body 1) in combination with the specific embodiment 2 of the present invention, the insulating lamp holder 4, and the light-transmitting lampshade 5. Internally), the heat generated by the LED lamp body during operation is dissipated to the surrounding air directly by using the heat dissipation fins 2 on the periphery of the aluminum alloy body 1, so that the lamp can be kept in the normal operating temperature range, thereby ensuring the effective operation of the LED lamp.

本实用新型的铝合金本体1外形可以根据需要加工成各种形状,以配合组合成各种灯具造型的要求,如圆柱体、球面体、正方体等,在此不再赘述。The profile of the aluminum alloy body 1 of the present utility model can be processed into various shapes according to needs, such as a cylinder, a spherical body, a cube, etc., so as to meet the requirements of combining into various lamp shapes, which will not be repeated here.

Claims (3)

1. easy LED lamp radiator of heat radiation, the aluminium alloy body (1) that comprises cylindricality, periphery at aluminium alloy body (1) is distributed with heat-dissipating fin (2) radially along aluminium alloy body (1) axis, it is characterized in that the heat-delivery surface of described heat-dissipating fin (2) is minor undulations or spiculation.
2. the LED lamp radiator of a kind of easy heat radiation according to claim 1 is characterized in that, described aluminium alloy body (1) is a cylindrical shape, and described heat-dissipating fin (2) is evenly distributed on the outer surface of aluminium alloy body (1).
3. the LED lamp radiator of a kind of easy heat radiation according to claim 1 and 2 is characterized in that, wherein at least one end of described aluminium alloy body (1) is provided with threaded joints (1a).
CN2010206734148U 2010-12-22 2010-12-22 A heat sink for LED lamps that is easy to dissipate heat Expired - Fee Related CN201935146U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105371119A (en) * 2015-11-24 2016-03-02 苏州威恩斯光电科技有限公司 LED lamp and manufacturing method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105371119A (en) * 2015-11-24 2016-03-02 苏州威恩斯光电科技有限公司 LED lamp and manufacturing method thereof

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Granted publication date: 20110817

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