CN202834823U - 泡壳与装有led的玻璃管及排气管直接熔封并充气的led灯 - Google Patents

泡壳与装有led的玻璃管及排气管直接熔封并充气的led灯 Download PDF

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CN202834823U
CN202834823U CN2012202966003U CN201220296600U CN202834823U CN 202834823 U CN202834823 U CN 202834823U CN 2012202966003 U CN2012202966003 U CN 2012202966003U CN 201220296600 U CN201220296600 U CN 201220296600U CN 202834823 U CN202834823 U CN 202834823U
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葛世潮
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ZHEJIANG LEDISON OPTOELECTRONICS CO Ltd
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一种泡壳与安装有LED的玻璃管及排气管直接熔封并充气的LED灯,其包含:一个真空密封并充气内有LED光源的透光泡壳;电连接器;驱动器和连接件,连接件两端分别连接泡壳和电连接器;LED光源电极引出线连接驱动器输出端;驱动器与电连接器相连,电连接器连接外电源;泡壳开口端与玻璃管及电极引出线和排气管一起熔封,以形成真空密封泡壳;电极引出线至少有一段与泡壳玻璃热膨胀系数相匹配的金属丝段,玻璃管热膨胀系数与泡壳相匹配;本LED灯无需芯柱,泡壳、排气管及玻璃管和电极引出线直接熔封,其结构简单、制造工艺简便、成本低廉;可用于制造4π出光LED灯泡,替代白炽灯和荧光节能灯用于照明。

Description

泡壳与装有LED的玻璃管及排气管直接熔封并充气的LED灯
技术领域
本实用新型涉及的是一种LED灯泡,特别是一种灯泡泡壳和装有LED的玻璃管及排气管直接密封并充气的LED灯。可替代白炽灯、荧光节能灯、金卤灯等用于照明。
背景技术
现有技术的真空密封并充气的LED灯泡都有一个包括有排气管、喇叭管和支架的芯柱,泡壳先与所述芯柱的喇叭管高温熔封,然后经排气管把泡壳抽真空、再充入选定的气体并把排气管熔封,把充入的气体和LED光源密封在所述泡壳内,再外接上驱动器、电连接器等构成一个LED灯泡,例如中国专利201010278760.0和201010610092.7。这种结构的生产工艺工序较多,成本较高。
发明内容
本实用新型的目的旨在解决现有技术中存在的上述之不足,而提供一种生产工艺简单、成本低、无需芯柱、灯泡泡壳与安装有LED的玻璃管及排气管直接熔封并充气的LED灯。
本实用新型的技术方案如下:
本实用新型提供的泡壳与装有LED的玻璃管及排气管直接熔封并充气的LED灯,其包含:
一个透光泡壳;
装于所述透光泡壳内的LED光源,所述LED光源的电极由引出线引出;
一个固定于所述透光泡壳下端的排气管;
一个用于连接外电源的电连接器;
一个LED驱动器;和
一个连接件,所述连接件两端分别连接所述透光泡壳和电连接器,其内有驱动器;
所述LED光源的电极引出线连接所述驱动器输出端;
所述驱动器通过连接线与电连接器相连;
其特征在于:还包括一个透明管;所述LED光源安装在所述透明管外表面上;
所述LED光源的电极引出线至少有一段金属丝段,该金属丝段与所述透光泡壳的热膨胀系数相匹配,所述透明管热膨胀系数与透光泡壳热膨胀系数相匹配;电极引出线的金属丝段与透明管及排气管相互熔接成一体,形成一个真空密封的透光泡壳;所述排气管和透光泡壳之间由通道相互连通,用于泡壳抽真空后充气和密封。
所述LED光源为由至少一串LED灯珠(即表面贴LED、草帽LED等分立LED)组成的光源;或为由至少一串LED芯片组成的光源。
所述至少一串LED芯片相互串联或串并联,电极由电极引出线引出,并由固晶胶固定在透明管外表面上,各LED芯片由连接线相互电连接;所述LED芯片和透明管外表面上涂覆第一发光粉层,LED芯片上的第一发光粉层上涂覆第二发光粉层。
所述LED灯珠相互串联或串并联,LED灯珠电极由电极引出线引出,并由固晶胶固定在透明管外表面上,各LED灯珠由连接线相互电连接。
所述透明管一端开口,另一端有至少一个通孔。
所述透明管为玻璃管。
所述透光泡壳为T-型泡壳、A-型泡壳、G-型泡壳、R-型泡壳、BR-形泡壳、PAR-型泡壳、烛型泡壳或其它现有灯泡泡壳形状中的任一种。
所述透光泡壳内所充气体为氦、氢、氮、干燥空气、氩、氖或它们的混合气。
所述安装有LED的透明管的制作:先在透明管上安装LED芯片或LED灯珠,并由固晶胶固定在透明管外表面上,LED芯片和透明管外表面上涂覆第一发光粉层,LED芯片上的第一发光粉层上再涂覆第二发光粉层。
本实用新型与现有技术相比,其优点是:本实用新型提供的泡壳、装有LED光源的透明管及排气管直接熔封的LED灯,无需芯柱,透光泡壳与排气管与装有LED光源的透明管及电极引出线直接熔封,且透光泡壳充气,其结构简单、制造工艺简便、成本低廉。
附图说明
图1为本实用新型的泡壳、装有LED光源的透明管及排气管直接熔封的LED灯的一个实施例的局部剖面结构示意图。
具体实施方式
下面将结合附图及实施例进一步详细描述本实用新型。
图1为本实用新型的灯泡泡壳、装有LED玻璃管及排气管直接熔封并充气的LED灯的一个实施例的结构示意图,由图可知,本实施例的泡壳、装有LED玻璃管及排气管直接熔封并充气的LED灯1包含:
一个透光泡壳2;
一个安装有LED光源4的透明管(本实施例为玻璃管)5,LED光源4的电极引出线6由固定装置7固定在透明管5上;
所述LED光源4被密封在透光泡壳2内;
一个固定于所述透光泡壳2下端的排气管8
一个电连接器9;
一个LED驱动器10;和
一个连接件11,所述连接件11两端分别连接透光泡壳2和电连接器9,其内有驱动器10;
LED光源4的电极引出线6连接驱动器10的输出端;
驱动器10通过连接线12与电连接器9相连,电连接器9用于连接外电源;
本实用新型的LED光源4的电极引出线6至少有一段金属丝段13,该金属丝段13与透光泡壳2的热膨胀系数相匹配;安装有LED光源4的透明管5的热膨胀系数也与透光泡壳2相匹配;电极引出线6的金属丝段13与透明管5及排气管8相互熔接成一体,形成一个真空密封的透光泡壳2;所述排气管8和透光泡壳2之间由通道15相互连通,用于透光泡壳2抽真空后充气和密封;透明管5在灯泡2内的部分一端14开口,另一端有至少一个通孔23。
本实施例的LED光源4有至少一串LED元件16和至少二条电极引出线6;该LED元件16被安装在透明管5上;所述至少一串LED元件16可为至少一串LED灯珠或为至少一串LED芯片,或为至少一个高压LED芯片;各串LED之间由连接线17相互连接,并由电极引出线6引出。
所述LED光源4为至少一串LED芯片16时,该LED芯片被用固晶胶18固定在透明管5外表面上,各芯片由连接线19相互电连接;然后在芯片和透明管外表面上涂覆第一发光粉层20,再在芯片上的第一发光粉层20上涂覆第二发光粉层21。
所述透明管5在泡壳2内的部分的一端22为开口的,另一端有至少一个通孔23,透明管5内的气体会因LED工作时产生的热加热、温度上升而向上流动,同时透明管下端吸入气体,从而形成强烈的气体回流,如图1中标号24所示,可将LED工作时产生的热对流传递给透光泡壳2的泡壳璧散发掉。
安装LED光源4的透明管5可为玻璃管;
为了制造方便、安装有LED的玻璃管还可在玻璃管上先安装LED灯珠或芯片及发光粉层,然后再熔接在玻璃管5上,如图1中25所示。
排气管8与透光泡壳2之间有一连通的通道15,透光泡壳2经排气管8抽真空后充入选定的气体3,之后再熔封排气管的开口端,以使透光泡壳2完全真空密封并充有气体3;
连接件11两端分别连接透光泡壳2和电连接器9;LED光源4的电极引出线6连接驱动器10输出端;驱动器10通过连接线12与电连接器9相连,电连接器9用于连接外电源;当电连接器9接通外电源即点亮LED光源4。26为连接件11和泡壳2之间的粘接剂。
本实用新型的透光泡壳2可为T-型泡壳、A-型泡壳、G-型泡壳、R-型泡壳、BR-型泡壳、PAR-型泡壳、烛型泡壳或其它现有灯泡形状中的任一种;本实施例所示为采用T-型泡壳的例子。
透光泡壳2内所充的气体3可为氦、氢、氮、干燥空气、氩氖等稀有气体(即惰性气体)等或它们的混合气;本实施例为采用氦或氦氢混合气的例子。
本实用新型要求保护的范围不限于本文中介绍的实施例,凡基于本实用新型申请权利要求及说明书内容所作的各种形式的变换和代换、皆属本实用新型涵盖的范围。

Claims (7)

1.一种泡壳与装有LED的玻璃管及排气管直接熔封并充气的LED灯,其包含:
一个透光泡壳;
安装于所述透光泡壳内的LED光源,所述LED光源的电极由电极引出线引出;
一个固定于所述透光泡壳下端的排气管;
一个用于连接外电源的电连接器;
一个LED驱动器;和
一个连接件,所述连接件两端分别连接所述透光泡壳和电连接器,其内有驱动器;
所述LED光源的电极引出线连接所述驱动器输出端;
所述驱动器通过连接线与电连接器相连;
其特征在于:还包括一个透明管;所述LED光源安装在所述透明管外表面上;
所述LED光源的电极引出线至少有一段金属丝段,该金属丝段与所述透光泡壳的热膨胀系数相匹配,所述透明管的热膨胀系数也与透光泡壳热膨胀系数相匹配;电极引出线的金属丝段与透明管及排气管相互熔接成一体,形成一个真空密封的透光泡壳;所述排气管和透光泡壳之间由通道相互连通,用于泡壳抽真空后充气和密封。
2.按权利要求1所述的泡壳与装有LED的玻璃管及排气管直接熔封并充气的LED灯,其特征在于,所述LED光源为由至少一串LED灯珠组成的光源;或为由至少一串LED芯片组成的光源。
3.按权利要求2所述的泡壳与装有LED的玻璃管及排气管直接熔封并充气的LED灯,其特征在于,所述LED光源为由至少一串LED芯片,所述至少一串LED芯片相互串联或串并联,电极由电极引出线引出,并由固晶胶固定在透明管外表面上,各LED芯片由连接线相互电连接;所述LED芯片和透明管外表面上涂覆第一发光粉层,LED芯片上的第一发光粉层上涂覆第二发光粉层。
4.按权利要求2所述的泡壳与装有LED的玻璃管及排气管直接熔封并充气的LED灯,其特征在于,所述LED灯珠相互串联或串并联,LED灯珠电极由电极引出线引出,并由固晶胶固定在透明管外表面上,各LED灯珠由连接线相互电连接。
5.按权利要求1所述的泡壳与装有LED的玻璃管及排气管直接熔封并充气的LED灯,其特征在于,所述透明管在灯泡泡壳内的部分、一端开口、另一端有至少一个通孔。 
6.按权利要求1所述的泡壳与装有LED的玻璃管及排气管直接熔封并充气的LED灯,其特征在于,所述透明管为玻璃管。
7.按权利要求1所述的泡壳与装有LED的玻璃管及排气管直接熔封并充气的LED灯,其特征在于,所述透光泡壳为T-型泡壳、A-型泡壳、G-型泡壳、R-型泡壳、BR-形泡壳、PAR-型泡壳、烛型泡壳或其它现有灯泡泡壳形状中的任一种。 
CN2012202966003U 2012-06-21 2012-06-21 泡壳与装有led的玻璃管及排气管直接熔封并充气的led灯 Expired - Lifetime CN202834823U (zh)

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