CN102102837A - Efficient heat dissipation LED (light emitting diode) street lamp - Google Patents

Efficient heat dissipation LED (light emitting diode) street lamp Download PDF

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Publication number
CN102102837A
CN102102837A CN2010105883741A CN201010588374A CN102102837A CN 102102837 A CN102102837 A CN 102102837A CN 2010105883741 A CN2010105883741 A CN 2010105883741A CN 201010588374 A CN201010588374 A CN 201010588374A CN 102102837 A CN102102837 A CN 102102837A
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lamp
lamp body
led
body
shaped
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CN2010105883741A
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Chinese (zh)
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吴建平
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东霖电子(惠州)有限公司
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Publication of CN102102837A publication Critical patent/CN102102837A/en

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Abstract

The invention relates to the technical field of an LED (light emitting diode) street lamp. The cross section of the central shaft part of a lamp body is U-shaped; two ends of the central shaft part of the U-shaped lamp body are symmetrically unfolded outward, thus extended edges are formed; the central shaft part of the U-shaped lamp body and the two extended edges are connected through connecting bodies, thus a lamp main body is formed; two sides of the central shaft part of the U-shaped lamp body form an included angle of about 60 degrees; LED light sources are installed at the outer side walls of two sides of the central shaft of the U-shaped lamp body; reflecting plates are installed on the extended edges of the lamp main body corresponding to the LED light sources; the two sides and extended edges of the central shaft part of the U-shaped lamp body are uniformly provided with heat dissipation teeth which ensure the heat dissipation area to be increased; a power supply assembly is arranged in a power supply cover; and the power supply cover is buckled on the central shaft part of the U-shaped lamp body. A disposable light distribution structure is adopted for the LED street lamp, the light loss is reduced to the minimum, the lamp manufacturing cost is lowered, simultaneously, the illumination of the light has directivity, the light illumination range is expanded, and the uniformity of illuminance is improved.

Description

高效散热LED路灯 Thermally Efficient LED lights

技术领域 FIELD

[0001] 本发明涉及LED路灯技术领域,具体涉及LED路灯的散热结构进行改进。 [0001] The present invention relates to a LED lamp technology, and in particular relates to a heat dissipation structure of the LED lights is improved. 背景技术 Background technique

[0002] LED灯是新科技的产物,与现有的荧光灯相比,具有节能、光效高、无辐射以及寿命长的优点,LED灯已经被广泛的应用到各种场所,包括家居室内和户外公共照明。 [0002] LED lamp is a new technology product, compared with the conventional fluorescent lamps, energy saving, high light efficiency, long life and the advantages of no radiation, LED lights has been widely applied to various places, including home interior and outdoor public lighting. 而大功率LED灯是LED灯中的重要成员,其在室内外装饰、交通指示、户外广告等方面得到了比较广泛的应用,特别是将大功率LED灯应用为路灯,更体现出了LED相对于现有的荧光灯的优越性。 The high-power LED light is an important member of the LED lamp, which has been relatively widely used in interior decoration, traffic signs, outdoor advertising, especially in the high-power LED street lamp applications, but also reflects the relative LED in existing fluorescent superiority.

[0003] 现有LED路灯灯具大多数生产制造商都采用平板式灯具和传统灯具作为路灯灯具,将LED光源安装在灯具下方的水平面,这种结构的灯具不符合LED光源本身的发光特性,这种灯具本身没有发光角度和配光设计,使光源发射的光没有照射方向,影响光的照射范围和照度均勻度,使被照路面路灯与路灯之间形成暗带。 [0003] Most of manufacturers have adopted the conventional horizontal LED street lamps and conventional flat lighting lamps as street lamps, the LED light source is mounted below the lamp, the lamp of this structure does not comply with emission characteristics of the LED light source itself, such Lamps emitting angle and does not have optical design, light emitted from the light source without irradiation direction, irradiation range, and the influence of light illumination uniformity, so as to be formed between the road surface with a dark street with street lamps. 如果采用进行二次配光,因为要在LED芯片上增加滤镜不断要增加成本,而且光源的光损失会达到5%到8%,所以这种结构的灯具不仅增加了制造成本又造成了光的损失,所以这种灯具有待改进。 If the secondary light distribution, due to the increase in the LED chips continue to increase the cost of the filter, and the light source will lose 5% to 8%, so that the lamp of this structure not only increases manufacturing costs but also cause light losses, so that lighting be improved.

[0004] 现有大功率LED路灯最大难题是温升高散热难,有眩光,灯具寿命短。 [0004] The conventional high-power LED street lamp maximum temperature rise problem is difficult to heat, glare short, lamp life. 大多数厂家利用散热器、风扇等强制散热方式,最终不能解决根本问题。 Most manufacturers use of forced cooling mode radiator, the fan, and ultimately does not solve the fundamental problem. 对于一般高功率LED而言, 散热对于LED灯芯片的发光效能极为重要,若散热不佳将严重影响其光输出效能。 Usually for high-power LED, the heat is extremely important for the luminous efficacy of the LED chip, if poor heat will seriously affect the light output efficiency.

发明内容 SUMMARY

[0005] 本发明所要解决的技术问题是提供一种高效散热LED路灯,该LED路灯用一次性配光结构使光的损失降到最小,降低了灯具生产成本,同时还使光的照射有方向性,扩大光的照射范围,提高照度均勻度;该LED路灯把光源的热量和电源的热量进行分离散热,大大提高了散热效果。 [0005] The present invention solves the technical problem is to provide an efficient cooling LED lamps, the LED street light distribution structure makes disposable minimize loss of light, reducing the production cost of lamps, while irradiated with light in the direction resistance, expanding the range of light irradiation, to improve illumination uniformity; the LED lights the heat source of heat and power dissipation separated, greatly improving the cooling effect.

[0006] 为解决上述技术问题,本发明采取的技术方案为: [0006] To solve the above problems, the present invention takes technical solutions:

一种高效散热LED路灯,包括灯体、装在灯体上的LED片光源以及连接在灯体上的电源组件,灯体中轴部截面呈大写字母U形状,U形灯体中轴部的两端对称向外侧展开形成延伸边,U形灯体中轴部及其两延伸边通过连接体相连接形成灯体主体,U形灯体中轴部的两侧边成55〜65度的夹角,所述LED片光源安装在U形体灯体中轴部的两侧边的外侧壁上, 对应于LED片光源在灯体主体的延伸边上安装有反光板。 Efficient heat dissipation LED lights, comprising a lamp body, a light source mounted on the sheet LED lamp body and the lamp body is connected to the power assembly, axial cross-sectional portion of the lamp body shape uppercase U-shaped, U-shaped portion of the lamp body axis formed at both ends symmetrically expanded outwardly extending edge, the U-shaped portion of the lamp body axis and two sides extending in a lamp main body is connected through a linker, the U-shaped side edges of the lamp body into the central axis portion of the clip 55~65 outer sidewall angle, said LED light source is mounted on the side plate on both sides of U-shaped body portion of the lamp body axis, corresponding to the LED chip light source mounted in the reflector body extending edge of the lamp body.

[0007] 为了增强散热效果,对上述技术方案进行优化改进,在U形灯体中轴部的两侧边和延伸边上均勻设有增大散热面积的散热齿,电源组件设于电源盖内,电源盖扣合在U形灯体中轴部上,电源盖与在U形灯体中轴部的扣合处设有作为散热通道的间隙。 [0007] In order to enhance the cooling effect on the above technical scheme optimized and improved, and side edges extending in U-shaped portion of the lamp body side of the central axis of the tooth with cooling uniformly increase the cooling area of ​​the power supply components disposed in the inner cap , the power supply cover snapped onto the U-shaped portion of the lamp body axis, and the power supply cover in engagement with the U-shaped lamp central axis of the body portion of the cooling channel as a gap. 灯体两端连接有端盖,端盖上开有散热槽。 Body is connected across the lamp end cap, the end cap is opened radiating grooves.

[0008] 本发明相比现有技术具有以下显著效果: [0008] The present invention has the remarkable effect as compared to the prior art:

1、本方案提供的LED灯具完全不用二次配光,能实现配光结构,扩大光的照射范围,提高照度均勻度,实现光的完美价值。 1, the present embodiment provides an LED lighting completely without secondary light, the light distribution structure can be realized, expansion of an irradiation range of light, to improve the illumination uniformity, the value of perfect light. 将两组不同的LED片光源1依据设定的角度安装,两组LED片光源形成大约60度的夹角,可以达到发光角度120度。 The two different sets of LED chip light source 1 according to the setting of the angle of installation, two LED light sheet form an angle of approximately 60 degrees, the light emitting angle of 120 degrees can be achieved. 本结构可改变光照的曲率, 焦距和光线的投射方向,在这个过程中,光的损失是徽小的,使灯光的照射范围扩大并维持最佳均勻亮度。 This configuration may be changed in the light projection direction of curvature, the focal length of light and, in the process, loss of light is small emblem, the irradiation range of the light to expand and maintain optimal uniform brightness. 本LED灯具安装在8米灯杆上,橫向照射范围>36米,中心照度381x,最小照度121x,平均照度Mix,照度均勻度>0.6,灯杆与灯杆之间完全无暗影,使LED路灯整体光效得到提升。 This LED lamp mounted on poles 8 meters, lateral irradiation range> 36 m, the illuminance center 381x, 121X minimum illuminance, average illuminance Mix, illumination uniformity> 0.6, between the poles and the shadow completely pole, the LED lights overall light efficiency may be raised.

[0009] 2、本方案中LED光源与电源两个发热体被完全隔离,使两个发热体分区独立散热,通过特殊设计的散热风道能有效将热量排出使整灯的工作温度保持在55度以下,使灯具使用寿命延长。 [0009] 2, the LED light source of the present embodiment and the power supply are completely isolated from two heat generator, the heat generation of the two independent radiating partitions, through specially designed cooling duct can effectively discharge the heat so that the entire lamp operating temperature is maintained at 55 degrees, extend the lamp life.

[0010] 3、本发明将散热齿设计在灯体中央内,利用特殊设计配置的电源盖进行保护散热齿,使散热齿处不会有垃圾和灰尘,能确保空气自然对流,可免出经常要清洁散热齿上的垃圾和左尘。 [0010] 3, the present invention is the heat lamp tooth design in the central body disposed with the power supply specially designed heat protection cap teeth, the teeth will not have the heat radiation dirt and dust, natural convection of air can be ensured, can often avoid the to clean the heat sink garbage and dust left on the teeth.

附图说明 BRIEF DESCRIPTION

[0011] 图1是本发明立体结构示意图; [0011] FIG. 1 is a perspective schematic view of the structure of the present invention;

图2是本发明灯体上连接有电源盖的结构示意图; 图3是本发明灯体上去掉电源盖的结构示意图; 图4是本发明的截面结构示意图。 FIG 2 is a schematic structural diagram of the power supply is connected to the cap present on the lamp body; FIG. 3 is a block diagram of a power on this lid is removed the lamp body; FIG. 4 is a schematic cross-sectional structure of the present invention.

[0012] LED片光源1、电源盖21、反光板3散热齿4,间隙5、端盖6、散热槽61、孤型钢化玻璃7、灯体中轴部的两侧边10、延伸边11。 [0012] sides,,, cooling groove 61, on both sides of LED chip light source 1, the power supply cover 21 teeth heat reflectors 3 4 gap 5, the end cap type glass 6 solitary axis portion 7 of the lamp body 10, the edge 11 extends .

具体实施方式 Detailed ways

[0013] 为了便于本领域技术人员的理解,下面将结合具体实施例及附图对本发明结构原理作进一步详细描叙。 [0013] In order to facilitate understanding of the skilled in the art, the following specific examples in conjunction with the accompanying drawings of the structure and principles of the present invention in further detail Miao Xu.

[0014] 参见图1〜4,一种高效散热LED路灯,包括灯体、装在灯体上的LED片光源1以及连接在灯体上的安装有电源组件的电源盖21组成。 [0014] Referring to FIG 1 ~ 4, an efficient heat dissipation LED lights, comprising a lamp body, the lamp body mounted on the LED light source 1 and the sheet is mounted on the lamp body is connected with a power supply 21 composed of a cover assembly.

[0015] 灯体中轴部截面呈大写字母U形状,U形灯体中轴部的两端对称向外侧展开形成延伸边11,U形灯体中轴部及其两延伸边11通过连接体相连接形成灯体主体,连接U形灯体中轴部及其两延伸边的连接体为孤型钢化玻璃7,采用钢化玻璃罩住灯体内的光源保护光源被污染。 [0015] axis of the lamp body unit sectional shape uppercase U-shaped, both ends of the U-shaped portion of the lamp body axis of symmetry 11 is formed to expand outwardly, a U-shaped portion of the lamp body central axis and two sides extending edge 11 extending through a linker a lamp main body is connected to, the central axis of the lamp connected to the U-shaped portion and two extending sides linker lone type 7 glass, tempered glass covering the light source body protects the light source from being contaminated.

[0016] 本实施例中U形灯体中轴部的两侧边10成60度的夹角,所述LED片光源1安装在U形体灯体中轴部的两侧边10的外侧壁上,对应于LED片光源在灯体主体的延伸边上安装有反光板3。 [0016] present an angle of 10 degrees to the side edges 60 of the embodiment of the U-shaped portion of the lamp body axis embodiment, the light source is an LED chip mounted on the outside wall of the side edges of the lamp body axis U-shaped body portion 10 corresponding to the LED chip light source 3 is mounted in the reflector body extending edge of the lamp body. 反光板3能将LED片光焰发射的多余光反射回灯具正下方中心地面。 LED chip 3 can reflectors excess flame emitted light back lighting ground directly below the center.

[0017] 这种灯具配光结构,将两组不同的LED片光源1依据设定的角度安装,两组LED 片光源形成大约60度的夹角,可以达到发光角度120度。 [0017] This lamp light distribution structure, the two different sets of LED chip light source 1 according to the setting of the angle of installation, two LED light sheet form an angle of approximately 60 degrees, the light emitting angle of 120 degrees can be achieved. 本结构可改变光照的曲率,焦距和光线的投射方向,在这个过程中,光的损失是微小的,使灯光的照射范围扩大并维持最佳均勻亮度。 This configuration may be changed in the light projection direction of curvature, the focal length of light and, in the process, loss of light is slight, so that the light irradiation range uniformly expand and maintain optimal brightness.

[0018] 为利于散热,在安装LED片光源的U形灯体中轴部的两侧边10及其延伸边11上均勻设有增大散热面积的散热齿4。 [0018] In order to facilitate heat dissipation, the lateral sides of the U-shaped portion of the central axis of the lamp body mounting an LED chip light source 10 and sides 11 extending uniformly increase the cooling area is provided with teeth 4 of heat. 电源组件设于电源盖21内,电源盖扣合在U形灯体中轴部上,电源盖21与在U形灯体中轴部的扣合处设有作为散热通道的间隙5。 Power supply provided in the cover assembly 21, the power supply cover snapped onto the central axis of the U-shaped portion of the lamp body, a power supply cover 21 is provided with cooling channels 5 at the gap of the U-shaped engaging portion of the central axis of the lamp body. 为增加散热电源盖外壁也设有散热齿。 To increase the cooling power can also cover the outer wall with cooling teeth. 该结构设计使得LED光源与电源两个发热体被完全隔离,使两个发热体分区独立散热,从而降低光源工作产生的热对电源工作环境的影响。 This design makes the LED light source and the power supply are completely isolated from two heat generator, the heat generation of the two independent radiating partitions, thereby reducing the thermal influence on the work environment power source generated by the work. 另外,通过特殊设计的间隙5所形成的散热风道,能有效将热量排出,可以使整灯的工作温度保持在55 度以下,使灯具使用寿命延长。 Further, the cooling duct 5 is specially designed gap is formed, the heat can be effectively discharged, so that the entire lamp can be maintained at the operating temperature of 55 degrees or less, extend the service life of the lamp.

[0019] 本实施例灯具将散热齿4设计在灯体中央内,利用特殊设计配置的电源盖21对散热齿进行保护,使散热齿4处不会有垃圾和灰尘,能确保空气自然对流,可免出经常要清洁散热齿上的垃圾和左尘。 [0019] In the present embodiment the heat radiating lamp within the central gear 4 is designed in the lamp body, with the power supply specially designed heat dissipation cover 21 configured to protect the teeth, the teeth 4 so that heat will not dust and dirt, natural convection of air can be ensured, can often avoid the trash and clean the cooling dust left on the teeth.

[0020] 本LED灯体两端连接有端盖,端盖6的作用是防水、防尘,并使得灯具与灯杆的安装连接。 [0020] The effect of the present across the LED lamp body is connected with an end cap, the end cap 6 is waterproof, dustproof, and so that the mounting fixture is connected to the poles. 为进一步提高散热效率,在端盖6也上开有散热槽61。 To further improve heat dissipation efficiency, heat radiation grooves 61 open in the end cap 6 also.

[0021] 上述实施例仅为本发明的较佳的实施方式,除此之外,本发明还可以有其他实现方式。 [0021] The above-described embodiments are merely preferred embodiments of the present invention, in addition, the present invention is capable of other implementations. 也就是说,在没有脱离本发明发明构思的前提下,任何显而易见的替换均应落入本发明的保护范围之内。 That is, in the present invention without departing from the inventive concept premise, any replacement should be apparent to fall within the scope of the present invention.

Claims (4)

1. 一种高效散热LED路灯,包括灯体、装在灯体上的LED片光源(1)以及连接在灯体上的电源组件,其特征在于:灯体中轴部截面呈大写字母U形状,U形灯体中轴部的两端对称向外侧展开形成延伸边(11),U形灯体中轴部及其两延伸边通过连接体相连接形成灯体主体,U形灯体中轴部的两侧边(10)成55〜65度的夹角,所述LED片光源安装在U形体灯体中轴部的两侧边的外侧壁上,对应于LED片光源在灯体主体的延伸边上安装有反光板(3)。 An efficient cooling LED street lamp, comprising a lamp body, LED chip light source (1) is mounted on the lamp body and the lamp power supply unit connected to the body, wherein: a cross-sectional portion of the lamp body axis as a capital letter U shape both ends of the U-shaped portion of the lamp body axis of symmetry is formed to expand outwardly extending edge (. 11), the U-shaped portion of the lamp body axis and two sides extending in a lamp main body is connected through a linker, U-shaped lamp body axis angle portion side edges (10) to 55~65 degrees, the outer wall of the LED chip light source mounted on both sides of U-shaped body portion of the lamp body axis, corresponding to the LED light source in the lamp body sheet body extending edge is attached to reflector plate (3).
2.根据权利要求1所述的新高效散热LED路灯,其特征在于:U形灯体中轴部的两侧边(10)和延伸边(11)上均勻设有增大散热面积的散热齿(4),电源组件设于电源盖(21)内, 电源盖扣合在U形灯体中轴部上,电源盖与在U形灯体中轴部的扣合处设有作为散热通道的间隙(5)。 The new high-efficiency heat dissipation of the LED street lamp as claimed in claim 1, characterized in that: a uniform heat dissipation area with cooling teeth on both sides of the central axis of the U-shaped portion of the lamp body (10) and extending edges (11) (4), the power supply provided in the cover assembly (21), the power supply cover snapped onto the U-shaped portion of the lamp body axis, and the power supply cover in engagement with the U-shaped lamp as a heat dissipating body central axis of the channel portion a gap (5).
3.根据权利要求2所述的新高效散热LED路灯,其特征在于:灯体两端连接有端盖,端盖(6)上开有散热槽(61)。 3. The new and efficient cooling of the LED lamp according to claim 2, wherein: both ends of the lamp body is connected with an end cap, the end cap (6) is opened radiating grooves (61).
4.根据权利要求3所述的新高效散热LED路灯,其特征在于:所述连接U形灯体中轴部及其两延伸边的连接体为孤型钢化玻璃(7 )。 4. The new high-efficiency heat dissipation according to claim 3 LED lights, wherein: said U-shaped lamp connection member body portion and the central axis of the two sides extending lone tempered glass (7).
CN2010105883741A 2010-12-15 2010-12-15 Efficient heat dissipation LED (light emitting diode) street lamp CN102102837A (en)

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CN101514792A (en) * 2008-06-10 2009-08-26 哈尔滨市电子计算技术研究所 High luminous efficiency LED street lamp
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Cited By (2)

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CN103363383A (en) * 2012-03-29 2013-10-23 海洋王照明科技股份有限公司 Tunnel lamp
CN103363383B (en) * 2012-03-29 2016-09-07 海洋王照明科技股份有限公司 Tunnel lamp

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