CN203771136U - 全角度反射u型led发光灯丝灯泡 - Google Patents
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Abstract
本实用新型公开了一种全角度反射U型LED发光灯丝灯泡,包括芯柱,所述芯柱下端的喇叭口与透光罩的开口连接,所述透光罩的下端与灯头塑件连接,所述灯头塑件的下端连接灯头卡,其中所述芯柱上套接有LED线路反射板,所述LED线路反射板上沿周向连接有多个呈间隔设置的倒U形LED发光元件,多个LED发光元件环绕在芯柱外围,多个LED发光元件的上端分别向内倾斜。本实用新型全角度反射U型LED发光灯丝灯泡可以提高底部照度,使发光均匀。
Description
技术领域
本实用新型涉及一种灯泡,尤指一种全角度反射U型LED发光灯丝灯泡。
背景技术
LED(Lighting emitting diode)是一种发光二极管,通过电能转化为光能的固态半导体器件,是一种节能、高寿命、高光效,环保的绿色光源。
目前行业全角度发光灯泡发光不均匀,都是两边光很强,而底部照度很低,难以单独应用于照明市场。
目前行业生产全角度发光灯泡,直接利用原始的贴片发光元件,把贴片发光元件一颗颗固定到基板上后再进行组装,这样做效率低,成本高且不易操作。
目前LED应用领域为了把热量散出去,利用固态或液态物质散热体进行散热,这样散热片体积大,成本高。
实用新型内容
本实用新型的主要目的在于提供一种全角度反射U型LED发光灯丝灯泡,其可以提高底部照度,使发光均匀。
为了实现上述目的,本实用新型的技术解决方案为:一种全角度反射U型LED发光灯丝灯泡,包括芯柱,所述芯柱下端的喇叭口与透光罩的开口连接,所述透光罩的下端与灯头塑件连接,所述灯头塑件的下端连接灯头卡,其中所述芯柱上套接有LED线路反射板,所述LED线路反射板上沿周向连接有多个呈间隔设置的倒U形LED发光元件,多个LED发光元件环绕在芯柱外围,多个LED发光元件的上端分别向内倾斜。
本实用新型全角度反射U型LED发光灯丝灯泡,其中所述LED发光元件包括可发光的U形LED芯片,所述LED芯片穿置在支架内,各支架外表面通过胶水粘接有荧光粉层,各支架分别固定于LED线路反射板上。
本实用新型全角度反射U型LED发光灯丝灯泡,其中所述透光罩内腔充满导热气体。
本实用新型全角度反射U型LED发光灯丝灯泡,其中所述LED线路反射板与芯柱的导线电性连接,所述LED芯片的一极通过金属丝与芯柱的导线电性连接,所述LED芯片的另一极通过金属丝与LED线路反射板的另一极电性连接,所述LED线路反射板的正、负极与驱动电源的正、负极电性连接。
本实用新型全角度反射U型LED发光灯丝灯泡,其中所述驱动电源设置于灯头塑件内,所述驱动电源输入端的一根导线与灯头卡的锥状底部连接,所述驱动电源输入端的另一根导线与灯头卡的螺纹状侧边连接。
本实用新型全角度反射U型LED发光灯丝灯泡,其中所述U形LED发光元件也可以由环形LED发光元件或锯齿形LED发光元件或锥形LED发光元件代替。
本实用新型全角度反射U型LED发光灯丝灯泡,其中所述支架由玻璃或改性塑料或陶瓷或金属或聚砜类材料或可塑性材料做成。
本实用新型全角度反射U型LED发光灯丝灯泡,其中所述透光罩为透明色罩、乳白色罩、染色罩、有反射层罩、磨砂罩、透镜罩、菱角形罩的其中一种,所述透光罩为烛形、T形、A形、G形、BR形、PAR形的其中一种。
本实用新型全角度反射U型LED发光灯丝灯泡,其中所述芯柱与透光罩之间通过高温相互熔封在一起,所述透光罩与灯头塑件之间通过胶水粘接在一起。
采用上述方案后,本实用新型全角度反射U型LED发光灯丝灯泡,通过在透光罩内的芯柱上套接一LED线路反射板,在该反射板上设置一圈环绕芯柱外围的多个U形LED发光元件,U形的拐角点亮后,通过LED线路反射板的反射,可增加该灯泡底部的照度,且发光均匀。
本实用新型进一步有益效果是:通过用LED芯片可达到白炽灯及电子节能灯的柔和发光效果,并在支架外表面粘接荧光粉层,利用LED芯片的发光及荧光粉层相互反射(折射)的特性,点亮后可达到360°发光,适用于照明市场。
本实用新型进一步有益效果是:通过在透光罩内腔充满导热气体,可替代散热片,解决散热成本高、体积大的问题。
附图说明
图1是本实用新型全角度反射U型LED发光灯丝灯泡的立体图;
图2是本实用新型全角度反射U型LED发光灯丝灯泡的主视图。
具体实施方式
如图1和图2所示,本实用新型全角度反射U型LED发光灯丝灯泡,包括芯柱1,芯柱1下端的喇叭口与透光罩2的开口通过高温相互熔封在一起,形成只有芯柱1的通气管可通气的密封灯泡。该透光罩2的内腔抽真空后充入导热气体,此处选用惰性气体。透光罩2为透明色罩、乳白色罩、染色罩、有反射层罩、磨砂罩、透镜罩、菱角形罩的其中一种,透光罩2为烛形,也可以选用T形、A形、G形、BR形、PAR形的其中一种。透光罩2的下端通过胶水粘接灯头塑件3,灯头卡4卡入灯头塑件3的下端。位于透光罩2内腔的芯柱1上垂直套接有一LED线路反射板5,该LED线路反射板5为四个花瓣形板。LED线路反射板5的上表面沿周向连接有四个呈间隔设置的倒U形LED发光元件6,四个LED发光元件6环绕在芯柱1的外围,四个LED发光元件6的上端分别向内倾斜,且与LED线路反射板5呈大于45而小于90的夹角。LED发光元件6包括可发光的U形LED芯片(图中未示出),LED芯片穿置在U形支架7内,各支架7的外表面通过胶水粘接有荧光粉层,各支架7分别焊接固定于LED线路反射板5上。此处U形LED发光元件也可以由环形LED发光元件或锯齿形LED发光元件或锥形LED发光元件代替。
LED线路反射板5与芯柱1的导线电性连接,LED芯片的一极通过金属丝与芯柱1的导线电性连接,LED芯片的另一极通过金属丝与LED线路反射板5的另一极电性连接,LED线路反射板5的正、负极与驱动电源8的正、负极电性连接。驱动电源8设置于灯头塑件3内,驱动电源8输入端的一根导线与灯头卡4的锥状底部连接,驱动电源8输入端的另一根导线与灯头卡4的螺纹状侧边连接。
本实用新型全角度反射U型LED发光灯丝灯泡具有以下优点:
1、通过在透光罩2内的芯柱1上套接一LED线路反射板5,在该反射板上设置一圈环绕芯柱1外围的四个U形LED发光元件,U形的拐角点亮后,通过LED线路反射板5的反射,可增加该灯泡底部的照度,且发光均匀;
2、通过用LED芯片6可达到白炽灯及电子节能灯的柔和发光效果,并在支架7的外表面粘接荧光粉层,利用LED芯片6的发光及荧光粉层相互反射(折射)的特性,点亮后可达到360°发光,适用于照明市场;
3、通过在透光罩2的内腔充满导热气体,可替代散热片,解决散热成本高、体积大的问题。
以上所述实施例仅仅是对本实用新型的优选实施方式进行描述,并非对本实用新型的范围进行限定,在不脱离本实用新型设计精神的前提下,本领域普通工程技术人员对本实用新型的技术方案作出的各种变形和改进,均应落入本实用新型的权利要求书确定的保护范围内。
Claims (9)
1.一种全角度反射U型LED发光灯丝灯泡,包括芯柱,所述芯柱下端的喇叭口与透光罩的开口连接,所述透光罩的下端与灯头塑件连接,所述灯头塑件的下端连接灯头卡,其特征在于:所述芯柱上套接有LED线路反射板,所述LED线路反射板上沿周向连接有多个呈间隔设置的倒U形LED发光元件,多个LED发光元件环绕在芯柱外围,多个LED发光元件的上端分别向内倾斜。
2.如权利要求1所述的全角度反射U型LED发光灯丝灯泡,其特征在于:所述LED发光元件包括可发光的U形LED芯片,所述LED芯片穿置在支架内,各支架外表面通过胶水粘接有荧光粉层,各支架分别固定于LED线路反射板上。
3.如权利要求1所述的全角度反射U型LED发光灯丝灯泡,其特征在于:所述透光罩内腔充满导热气体。
4.如权利要求1所述的全角度反射U型LED发光灯丝灯泡,其特征在于:所述LED线路反射板与芯柱的导线电性连接,所述LED芯片的一极通过金属丝与芯柱的导线电性连接,所述LED芯片的另一极通过金属丝与LED线路反射板的另一极电性连接,所述LED线路反射板的正、负极与驱动电源的正、负极电性连接。
5.如权利要求4所述的全角度反射U型LED发光灯丝灯泡,其特征在于:所述驱动电源设置于灯头塑件内,所述驱动电源输入端的一根导线与灯头卡的锥状底部连接,所述驱动电源输入端的另一根导线与灯头卡的螺纹状侧边连接。
6.如权利要求1所述的全角度反射U型LED发光灯丝灯泡,其特征在于:所述U形LED发光元件也可以由环形LED发光元件或锯齿形LED发光元件或锥形LED发光元件代替。
7.如权利要求1所述的全角度反射U型LED发光灯丝灯泡,其特征在于:所述支架由玻璃或改性塑料或陶瓷或金属或聚砜类材料或可塑性材料做成。
8.如权利要求1所述的全角度反射U型LED发光灯丝灯泡,其特征在于:所述透光罩为透明色罩、乳白色罩、染色罩、有反射层罩、磨砂罩、透镜罩、菱角形罩的其中一种,所述透光罩为烛形、T形、A形、G形、BR形、PAR形的其中一种。
9.如权利要求1所述的全角度反射U型LED发光灯丝灯泡,其特征在于:所述芯柱与透光罩之间通过高温相互熔封在一起,所述透光罩与灯头塑件之间通过胶水粘接在一起。
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