CN203549435U - 全塑led日光灯管 - Google Patents

全塑led日光灯管 Download PDF

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CN203549435U
CN203549435U CN201320410437.3U CN201320410437U CN203549435U CN 203549435 U CN203549435 U CN 203549435U CN 201320410437 U CN201320410437 U CN 201320410437U CN 203549435 U CN203549435 U CN 203549435U
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胡霏林
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Abstract

一种全塑LED日光灯管,其包括透光的塑胶管体、两开关电源、两塑胶灯头和LED基板;LED基板可插拔地安装于该塑胶管体内,两塑胶灯头分别可拆卸地安装于塑胶管体的两末端,两开关电源分别收容于两塑胶灯头内,塑胶灯头和塑胶管体之间构成一封闭空间。上述实用新型的两塑胶灯头内各安装一开关电源,且两开关电源和LED基板相互隔离,从而将三者所散发出的热量分隔开进行散热,可有效提高灯管的散热效果。

Description

全塑LED日光灯管
技术领域
本实用新型涉及一种全塑LED日光灯管。
背景技术
现有的LED灯管包括壳体和安装于壳体内的LED灯珠条,壳体为由合金灯座和透明的塑胶灯罩组成的圆柱形外壳,塑胶灯罩一般通过螺钉固定于合金灯座上,组装、维修和更换均不方便,且成本高。另外,LED灯管的开关电源也安装于该壳体内,工作一段时间后,开关电源和LED所发出的热量聚集在壳体内,使得壳体内的温度持续升高,而合金底座的散热效果差,使得灯管内的温度较高,长期如此,将大大缩短LED日光灯管的使用寿命。
实用新型内容
针对现有技术的不足,本实用新型的目的旨在于提供一种使用寿命长且成本低的全塑LED日光灯管。
为实现上述目的,本实用新型采用如下技术方案:
一种全塑LED日光灯管,其包括透光的塑胶管体、两开关电源、两塑胶灯头和LED基板;LED基板可插拔地安装于该塑胶管体内,两塑胶灯头分别可拆卸地安装于塑胶管体的两末端,两开关电源分别收容于两塑胶灯头内,塑胶灯头和塑胶管体之间构成一封闭空间。
进一步地,该塑胶管体的两末端各开设两相对的灯头安装通槽;每一塑胶塑胶灯头包括盖体和两端开口且中空的灯头壳体;灯头壳体内设有一与灯头壳体的轴线相垂直的隔板,隔板将灯头壳体分隔为收容内腔和安装内腔;该安装内腔的圆周壁设有两相对的凸起,该塑胶管体的末端插装于该安装内腔内,且凸起嵌入灯头安装通槽内;每一收容内腔内安装有一开关电源,该隔板上开设两电源接线孔,开关电源的电源线穿过两电源接线孔与塑胶管体内的LED基板电性连接;该收容内腔靠近其开口处的内壁开设两相对的安装凸起;该盖体的圆周壁开设两相对的安装槽,该盖体的末端插装入该收容内腔,且两安装凸起分别嵌入两安装槽内。
进一步地,该盖体的顶壁开设若干间隔分布的散热通槽。
进一步地,该盖体的顶壁还开设两用于安装电源端子的端子安装通孔。
进一步地,该盖体的周边还开设若干沿圆周方向均匀分布的散热孔。
进一步地,该灯头壳体的圆周壁开设若干均匀排列的散热槽,每一散热槽的侧壁成坡面,使得每一散热槽的开口自外至内逐渐缩小。
进一步地,该散热槽的数量为16个,16个散热槽平分为两组位于该灯头壳体的圆周壁的相对位置,且每一组散热槽分为两排均匀排列。
进一步地,该塑胶管体的内壁设有两长条状的卡条,两卡条将该塑胶管体的径向剖面分为劣弧和优弧,两卡条均平行于该塑胶管体的轴线;LED基板的两相对端分别插装于两卡条和塑胶管体内壁之间,且LED基板的发光面朝向该塑胶管体的径向剖面为优弧的管壁。
进一步地,该优弧剖面占总径向剖面的4/5-5/6。
进一步地,该塑胶管体由PC材料制成。
本实用新型的有益效果如下:
1、本LED日光灯管的两塑胶灯头内各安装一开关电源,且两开关电源和LED基板相互隔离,从而将三者所散发出的热量分隔开进行散热,可有效提高灯管的散热效果。
2、本实用新型的塑胶管体一体成型,LED基板可插拔地安装于该塑胶管体内,方便组装、维修和更换,降低成本。
3、本实用新型的塑胶管体由PC材料制成,具有热变形性能、阻燃性能和热传导性能,即使灯管长时间使用,塑胶管体也不会烫手,不会烫伤人。另外,PC材料相对合金便宜,可降低生产成本。
4、本实用新型的光线柔和,对人眼刺激小,利于健康。另外,LED基板的发光面朝向该塑胶管体10的径向剖面为优弧的管壁,使得发光角度更大,当优弧剖面占总径向剖面的4/5-5/6时,本灯光可实现360度全方位发光,且光色均匀分布。
5、开关电源置于全塑灯光内,可防止漏电。
6、塑胶管体密封,有利于防止灰尘进入管内,避免灰尘堆积,防护效果更好,质量轻,且美观大方,更加安全。
附图说明
图1为本实用新型全塑LED日光灯管的较佳实施方式的组合立体图。
图2为图1的全塑LED日光灯管的局部立体图。
图3为图2的A-A方向的剖面图。
图4为图1的全塑LED日光灯管的塑胶管体的局部立体图。
图5为图1的全塑LED日光灯管的灯头壳体的立体图。
图6为图1的全塑LED日光灯管的灯头壳体的另一视图的立体图。
图7为图1的全塑LED日光灯管的盖体的立体图。
图8为本实用新型全塑LED日光灯管的另一较佳实施方式的局部立体图。
图9为图8的II部分的放大图。
具体实施方式
下面将结合附图以及具体实施方式,对本实用新型做进一步描述:
请参见图1至图7,本实用新型涉及一种全塑LED日光灯管,其较佳实施方式包括透光的塑胶管体10、两开关电源30、两塑胶灯头20和LED基板(图未示)。
该塑胶管体10的内壁设有两长条状的卡条11,两卡条11将该塑胶管体10的径向剖面分为劣弧和优弧,两卡条11均平行于该塑胶管体10的轴线。该塑胶管体10的两末端各开设两相对的灯头安装通槽15。LED基板的两相对端分别插装于两卡条11和塑胶管体10内壁之间,且LED基板的发光面朝向该塑胶管体10的径向剖面为优弧的管壁,以使得发光角度更大,当优弧剖面占总径向剖面的4/5-5/6时,本灯光可实现360度全方位发光,且光色均匀分布。本实施例中,该塑胶管体10由PC材料制成。
每一塑胶灯头20包括盖体21和两端开口且中空的灯头壳体22。灯头壳体22内设有一与灯头壳体22的轴线相垂直的隔板221,隔板221将灯头壳体22分隔为收容内腔和安装内腔。
该安装内腔的圆周壁设有两相对的凸起224,该塑胶管体10的末端插装于该安装内腔内,且凸起224嵌入灯头安装通槽15内。每一收容内腔内安装有一开关电源30,该隔板221上开设两电源接线孔223,开关电源30的电源线穿过两电源接线孔223与塑胶管体10内的LED基板电性连接。
该收容内腔靠近其开口处的内壁开设两相对的安装凸起225。该盖体21的圆周壁开设两相对的安装槽212,该盖体21的末端插装入该收容内腔,且两安装凸起225分别嵌入两安装槽212内。
该盖体21的顶壁开设若干间隔分布的散热通槽213,该盖体21的周边还开设若干沿圆周方向均匀分布的散热孔218,以使得收容内腔内的开关电源30所产生的热量可透过散热通槽213疏散到外界,有利于降低收容内腔内的温度,本实施例中,每一盖体21上的散热通槽213的数量为4个,其散热孔218的数量为8个。另外,隔板221将LED基板与开关电源30隔离开,使得开关电源30所产生的热量不会影响LED基板上的LED的正常工作,即使长时间工作,塑胶管体10内的温度也不会有大幅度升高,有利于延迟灯管的使用寿命。该盖体21的顶壁还开设两用于安装电源端子的端子安装通孔214。
请参见图8和图9,其他实施例中,该灯头壳体22的圆周壁开设若干均匀排列的散热槽229,每一散热槽229的侧壁成坡面,使得每一散热槽229的开口自外至内逐渐缩小,有利于加速热交换,优化散热效果。例如,该散热槽229的数量为16个,16个散热槽229平分为两组位于该灯头壳体22的圆周壁的相对位置,且每一组散热槽229分为两排均匀排列。
对于本领域的技术人员来说,可根据以上描述的技术方案以及构思,做出其它各种相应的改变以及变形,而所有的这些改变以及变形都应该属于本实用新型权利要求的保护范围之内。

Claims (10)

1.一种全塑LED日光灯管,其特征在于:其包括透光的塑胶管体、两开关电源、两塑胶灯头和LED基板;LED基板可插拔地安装于该塑胶管体内,两塑胶灯头分别可拆卸地安装于塑胶管体的两末端,两开关电源分别收容于两塑胶灯头内,塑胶灯头和塑胶管体之间构成一封闭空间。 
2.如权利要求1所述的全塑LED日光灯管,其特征在于:该塑胶管体的两末端各开设两相对的灯头安装通槽;每一塑胶塑胶灯头包括盖体和两端开口且中空的灯头壳体;灯头壳体内设有一与灯头壳体的轴线相垂直的隔板,隔板将灯头壳体分隔为收容内腔和安装内腔;该安装内腔的圆周壁设有两相对的凸起,该塑胶管体的末端插装于该安装内腔内,且凸起嵌入灯头安装通槽内;每一收容内腔内安装有一开关电源,该隔板上开设两电源接线孔,开关电源的电源线穿过两电源接线孔与塑胶管体内的LED基板电性连接;该收容内腔靠近其开口处的内壁开设两相对的安装凸起;该盖体的圆周壁开设两相对的安装槽,该盖体的末端插装入该收容内腔,且两安装凸起分别嵌入两安装槽内。 
3.如权利要求2所述的全塑LED日光灯管,其特征在于:该盖体的顶壁开设若干间隔分布的散热通槽。 
4.如权利要求2或3所述的全塑LED日光灯管,其特征在于:该盖体的顶壁还开设两用于安装电源端子的端子安装通孔。 
5.如权利要求2所述的全塑LED日光灯管,其特征在于:该盖体的周边还开设若干沿圆周方向均匀分布的散热孔。 
6.如权利要求2所述的全塑LED日光灯管,其特征在于:该灯头壳体的圆周壁开设若干均匀排列的散热槽,每一散热槽的侧壁成坡面,使得每一散热槽的开口自外至内逐渐缩小。 
7.如权利要求6所述的全塑LED日光灯管,其特征在于:该散热槽的数量为16个,16个散热槽平分为两组位于该灯头壳体的圆周壁的相对位置,且每一组散热槽分为两排均匀排列。 
8.如权利要求1所述的全塑LED日光灯管,其特征在于:该塑胶管体的内壁设有两长条状的卡条,两卡条将该塑胶管体的径向剖面分为劣弧和优弧,两卡条均平行于该塑胶管体的轴线;LED基板的两相对端分别插装于两卡条和塑胶管体内壁之间,且LED基板的发光面朝向该塑胶管体的径向剖面为优弧的管壁。 
9.如权利要求8所述的全塑LED日光灯管,其特征在于:优弧径向剖面占总径向剖面的4/5-5/6。 
10.如权利要求1所述的全塑LED日光灯管,其特征在于:该塑胶管体由PC材料制成。 
CN201320410437.3U 2013-07-10 2013-07-10 全塑led日光灯管 Expired - Fee Related CN203549435U (zh)

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