CN2632475Y - 一种向四周发光均匀的灯串 - Google Patents
一种向四周发光均匀的灯串 Download PDFInfo
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Abstract
一种向四周发光均匀的灯串,包括三条或三条以上的导线、发光体及连接在导线上的电源插头、控制器,其中,所述导线中至少有一条为共用导线,其余的为控制导线,控制导线通过控制器与共用导线连接形成一回路,上述发光体以串联或并联方式连接在上述导线上,且上述发光体及发光体与导线的连接部位由包覆件包覆密封,其特点是所述发光体为发光二极管,该发光二极管的透明包覆体顶端为内陷凹体。本实用新型由于将包覆体顶端为内陷凹体的发光二极管作为灯串的发光体,巧妙地利用了内陷凹体的光学扩散特性及发光二极管本身的特点,从而使本实用新型不仅四周发光均匀,光线效果独特、装饰性强,而且低压驱动、使用安全、省电、寿命长,防水性能好。
Description
技术领域
本实用新型涉及一种灯串,特别是一种向四周发光均匀的灯串。
背景技术
目前公知的装饰灯串上的发光体一般分为两类:一类是小灯泡,这种装置有小灯泡的装饰灯串存在耗电量大、易破碎、抗震效果差、寿命短、及由于电压输入高所导致的安全性能差,防水要求高等缺点;一类是具有低压驱动、省电、不易破碎等特性的发光二极管,但由于发光二极管顶端为向外凸的圆弧状管体,因外凸的圆弧状管体有轴向聚光的作用,因此所发出的光都为正前端发射型,光线视角小,且前端有效区内光线过分集中,有刺眼的感觉,而有效区外光强骤减,使用者从其四周所看到光线很弱,而在使用过程中,所述灯串常弯折成所需的各种造型,其管体的顶端一般不能位于同一方向,造成灯串在不同方向的亮度不均匀,甚至误认为有些发光体已损坏。为了改变这些缺点,专利号为ZL98241298的中国专利公开了一种灯串中的发光二极体,采用在外包体中添加荧光剂颗粒,当发射光碰到荧光剂颗粒时因折射光的关系和许多荧光剂颗粒的作用,也会使一部份光线从二极管四周发射出来,并且其亮度也有所增强,但由于荧光剂颗粒的比重与外包体的环氧树脂的比重不同,在加工时荧光剂颗粒常常会分布不均匀,造成发光不均的现象,而且生产成本较高,因此也难以被生产厂家及消费者所接受。
发明内容
本实用新型的目的在于克服上述缺点,提供一种向四周发光均匀、光线效果独特、装饰性强,且低压驱动、省电、使用安全、寿命长、防水性能好的灯串。
本实用新型的技术方案是:
一种向四周发光均匀的灯串,包括三条或三条以上的导线、发光体及连接在导线上的电源插头、控制器,其中,所述导线至少有一条为共用导线,其余的为控制导线,控制导线通过控制器与共用导线连接形成一回路,上述发光体以串联或并联方式连接在上述导线上,且上述发光体及发光体与导线的连接部位由包覆件包覆密封,其特点是所述发光体为发光二极管,所述发光二极管包括透明包覆体、接线脚,上述透明包覆体顶端为内陷凹体。
所述发光二极管的透明包覆体及其顶部凹体的形状可根据使用需要设计,如所述包覆体可为球状体;所述包覆体也可为半圆状管体;为使其使用方便,所述包覆体还可为圆柱管体,且所述包覆体顶部凹体可为锥状或半圆状凹体,当所述凹体为锥状凹体时,为使其向四周发光均匀,增强装饰效果,一般其锥角为100°~160°。
为使上述发光二极管的两接线脚隔离良好,能更好地保证灯串的质量及装饰效果,可在上述发光二极管上套置柱形分隔件或将其套置安装在灯座上。
上述发光体可为单个的发光二极管,也可为由两个或两个以上的发光二极管组成的多灯点发光体组,且所述多灯点发光体组中的发光二极管可根据需要任意排列,如上述发光二极管可并列联接在一起;也可通过柱形分隔件将其垂直的联接在一起。
为了使上述发光体及其与导线的连接部位结构可靠,上述包覆件可为套置在各发光二极管组件外并通过热缩固定发光二极管组件的一层或一层以上的热缩套管;上述包覆件也可为采用塑胶材料通过注塑的方法形成包覆在各发光二极管组件外的注塑层;上述包覆件还可为条形塑料套管。
本实用新型由于将包覆体顶端为内陷凹体的发光二极管作为灯串的发光体,巧妙地利用了内陷凹体的光学扩散特性,使发光二极管晶片直射到凹体上的光线经凹体的多面折射而从其四周均匀扩散出来,同时因发光二极管本身所具有的低压驱动、抗震、省电、使用寿命长等特点,从而使本实用新型不仅四周发光均匀,光线效果独特、装饰性强,而且低压驱动、使用安全、省电、寿命长,防水性能好,有效地解决了现有装饰灯串耗电、易发热、易破碎、使用寿命短、安全性能差及光线为正前端发射或大部分从前端射出,四周光线较弱、使用效果差、发光不均等问题。本实用新型四周发光均匀、光线效果独特、装饰性强、且低压驱动、耗电量少、使用安全可靠、防水性能好、使用寿命长。
下面结合附图对本实用新型作进一步的说明。
附图说明
图1为本实用新型的结构示意图;
图2为本实用新型的分隔件与发光体的装配结构示意图;
图3为本实用新型发光体剖视图;
图4为本实用新型发光体的发光原理图;
图5为本实用新型的一实施例的多灯点发光体组结构示意图;
图6为图5的剖视图;
图7为本实用新型另一实施例的多灯点发光体组结构示意图;
图8为本实用新型实施例的一灯座与发光体的装配结构示意图;
图9为本实用新型实施例的另一灯座与发光体的装配结构示意图。
具体实施方式
如图1、图2及图3所示,本实用新型包括三条或三条以上的导线2、发光体及连接在导线2上的电源插头3、控制器7,其中,所述导线2至少有一条为共用导线,其余的为控制导线,控制导线通过控制器7与共用导线连接形成一回路,上述发光体以串联或并联方式连接在上述导线2上,且上述发光体及其与导线的连接部位由包覆件5包覆密封,为使其能满足使用者的需要,可向四周发光,并且发光均匀,增强装饰效果,所述发光体为发光二极管1,所述发光二极管1包括透明包覆体11、发光二极管晶片13、接线脚12,上述透明包覆体11顶端为内陷凹体,所述接线脚12包括负接线脚、正接线脚,上述负接线脚的顶端设有梯形凸块,上述正接线脚的上端部也相应的设有凸块,为使发光二极管晶片13所发出的光线更加集中,所述梯形凸块上设有可容置发光二极管晶片13的凹槽,上述正接线脚的上端用一导线与负接线脚梯形凸块内的发光二极管晶片13相连。由于其巧妙地利用了内陷凹体的光学扩散特性,从而使上述发光二极管晶片13所发出的光线直射到内陷凹体时,所述内陷凹体可把光线进行多面折射,使光线从包覆体11的四周均匀发射出来,从而使其四周发光均匀,且光强足而不刺眼,光线效果独特、装饰性强,并且在使用过程中,所述灯串可根据需要弯折成各种造型,不影响其装饰效果。同时所述发光二极管1的透明包覆体11及其顶部凹体的形状可根据使用需要设计,如所述包覆体11可为球状体;所述包覆体11也可为半圆状管体;为使其使用方便,所述包覆体11还可为圆柱管体,且所述包覆体11顶部凹体可为锥状111或半圆状凹体,如图3及图4所示,当所述凹体为锥状凹体111时,为更好的保证其使用效果,其锥角不能太大也不能太小,因为锥角太大或太小则发光二极管晶片13直射到凹体111上的光线则大部份从前端射出,其四周光强不足,影响其使用效果,根据光学原理得知,上述凹体111的锥角为100°~160°时较合适,其中其锥角在130°~140°时效果最佳。为进一步增强其装饰效果,所述包覆体11可根据使用者的需要制成各种不同颜色的有色体,且所述包覆体11的颜色与发光二极管晶片13所发出的光为同色。如图2所示,为使上述发光二极管1的两接线脚12隔离良好,能更好地保证灯串的质量及装饰效果,上述发光二极管1上套置有用于隔开发光二极管1两接线脚12的柱形分隔件4,且上述发光二极管1、柱状分隔件4及导线接头由包覆件5包覆密封,起到固定及绝缘的作用,其中上述透明柱形分隔件4一端或二端部设有内陷凹腔41,且其两侧对称地设有容置接线脚12的凹坑42,所述发光二极管1嵌装于柱形分隔件4凹腔41中,其两接线脚12分别嵌装于凹坑42中。如图1所示,上述发光体可为一个发光二极管1嵌装于柱形分隔件4的内陷凹腔41内,其两接线脚12与导线2相连接,并用包覆件5把发光二极管1、柱形分隔件4及导线接头包覆密封;为了增强其装饰效果,上述发光体也可为由二个或二个以上不同亮度和颜色的发光二极管1组成的多灯点发光体组,该多灯点发光体组中的发光二极管1的排列可根据使用者的需要任意设计,如图5及图6所示,该多灯点发光体组相邻的两发光二极管1的两接线脚12分别依序联接,且相邻两发光二极管1之间设有可使两发光二极管1隔离并定位的透明柱形分隔件4,上述发光二极管1、透明柱分隔件4及导线接头由包覆件5包覆密封;如图7所示,该多灯点发光体组中的发光二极管1也可以并列的安装在一起,其相邻的两发光二极管1的接线脚12分别依序联接,该多灯点发光体组与导线2连接组成灯串,且上述各发光二极管1上套置有用于隔开发光二极管1两接线脚12的透明柱形分隔件4,上述发光二极管1、透明柱状分隔件4及导线接头一起由包覆件5包覆密封。为了使上述发光体及其与导线2的连接部位结构可靠,上述发光体的包覆件5可为套置在各发光二极管1组件外并通过热缩固定发光二极管1组件的一层或一层以上的热缩套管;上述发光体的包覆件5也可采用塑胶材料通过注塑的方法形成包覆在各发光二极管1组件外的注塑层;上述发光体的包覆件5还可为条形塑料套管5,所述条形塑料套管5上端设有盖体51,下端设有尾塞52,该盖体51顶部呈半球体,其下部为带可嵌固发光体顶部的内腔体的柱状体,且半球体与柱状体连接位之间呈台阶状,该尾塞52为上端设有可容置发光体的空腔体的柱状体,下端为带可穿置导线的圆孔的锥状体,所述条形塑料套管5上端套固在盖体51的柱状体上,其下端套固在尾塞52的柱状体上。同时上述发光体也可通过灯座6与导线2相连组成灯串,所述发光体套置安装在灯座6上,所述灯座6可为各种不同的灯座,如图8所示,上述灯座6可为上端设有套置发光体的套口611,下端的底部设有可供发光体的接线脚12及导线2穿置的线孔612,所述发光二极管1套置安装在灯座6上,也可用包覆件5将上述发光体及其与灯座6与导线2的连接部位包覆密封,起到固定及绝缘的作用。如图9所示,为避免发光二极管1于电极反装时被烧毁和减少安装时焊接导线2与接线脚12的烦琐,所述灯座6还可为灯蒂61、底座62的组合,其中,所述底座62为中空腔体,该底座62的内壁设有两定位凸部621,两定位凸部621的顶面与底座62端缘的距离不等,该定位凸部621上设有可供导线2及电极片插入配合的插槽622,所述灯蒂61底部相应的设有与底座62定位凸部622相配合的凸部,该两凸部的长度相应配合上述两定位凸部622互不相等,所述灯蒂61的上端设有可容置发光二极管1的管槽611,该管槽611的底部设有可分别穿过该凸部的穿孔612,所述发光二极管1装置于管槽611中,其接线脚12穿过穿孔612且向上弯折后贴附于灯蒂61的外侧壁,所述发光二极管1及灯蒂61安装于底座62上部,所述导线2及电极片嵌置于插槽622中,这样,当装置有发光二极管1的灯蒂61与插槽622中导线2上电极片正向组装时,发光二极管1的接线脚12与电极片导通接触,而当其反向组装时,发光二极管1的接线脚12则无法与电极片接触,避免在通电后,发光二极管1因电极的反装而烧毁的现象,降低了生产成本,而且由于其采取发光二极管1与灯蒂61连接后插入底座62和电极片与电源码接的设计,使发光体、灯座6、导线2三者连接的可靠性得以保证,且安装简易,使用方便,同时上述发光二极管1及其灯座6与导线2的连接部位也可由包覆件5包覆密封,起到固定及绝缘的作用。如图1所示,为使其长度可根据使用的需要而变化,上述导线2的另一端还可设一尾插8,使灯串间可相互插接,以适应不同的装饰场合,并且由于本实用新型的导线2上还连接有一闪光控制器7,该控制器7可将电源的电流分成数个不同的通路,且可调整控制其闪烁模式频率及通路顺序,而使灯串能依不同的预定方式闪烁,装饰性强。
Claims (14)
1、一种向四周发光均匀的灯串,包括三条或三条以上的导线(2)、发光体及连接在导线(2)上的电源插头(3)、控制器(7),其中,所述导线(2)至少有一条为共用导线,其余的为控制导线,控制导线通过控制器(7)与共用导线连接形成一回路,上述发光体以串联或并联方式连接在上述导线(2)上,且上述发光体及其与导线(2)的连接部位由包覆件(5)包覆密封,其特征在于所述发光体为发光二极管(1),所述发光二极管(1)包括透明包覆体(11)、接线脚(12),上述透明包覆体(11)顶端为内陷凹体。
2、根据权利要求1所述的向四周发光均匀的灯串,其特征在于所述发光二极管(1)的透明包覆体(11)为圆柱管体,且所述圆柱管体顶端凹体为锥状(111)或半圆状凹体。
3、根据权利要求2所述的向四周发光均匀的灯串,其特征在于所述发光二极管(1)的锥状凹体(111)的锥角为100°~160°。
4、根据权利要求3所述的向四周发光均匀的灯串,其特征在于所述锥状凹体(111)的锥角为130°~140°。
5、根据权利要求1所述的向四周发光均匀的灯串,其特征在于上述发光二极管(1)上套置有用于隔开发光二极管(1)两接线脚(12)的柱形分隔件(4),且上述发光二极管(1)、柱状分隔件(4)及导线接头由包覆件(5)包覆密封。
6、根据权利要求1所述的向四周发光均匀的灯串,其特征在于上述发光体为由二个或二个以上的发光二极管(1)组成的多灯点发光体组,其中相邻的两发光二极管(1)的两接线脚(12)分别依序联接,且相邻两发光二极管(1)之间设有可使两发光二极管(1)隔离并定位的透明柱形分隔件(4),上述发光二极管(1)、透明柱分隔件(4)及导线接头由包覆件(5)包覆密封。
7、根据权利要求1所述的向四周发光均匀的灯串,其特征在于上述发光体为由二个或二个以上的发光二极管(1)并排联接组成的多灯点发光体组,相邻的两发光二极管(1)的接线脚(12)分别依序连接,且上述各发光二极管(1)上套置有用于隔开发光二极管(1)两接线脚(12)的透明柱形分隔件(4),上述发光二极管(1)、透明柱状分隔件(4)及导线接头一起由包覆件(5)包覆密封。
8、根据权利要求5或6或7所述的向四周发光均匀的灯串,其特征在于上述透明柱形分隔件(4)一端或二端部设有内陷凹腔(41),且其两侧对称地设有容置接线脚(12)的凹坑(42),所述发光二极管(1)嵌装于所述分隔件(4)凹腔(41)中,且其两接线脚(12)分别嵌装于凹坑(42)中。
9、根据权利要求1或5或6或7所述的向四周发光均匀的灯串,其特征在于上述发光体的包覆件(5)为套置在各发光二极管(1)组件外并通过热缩固定发光二极管(1)组件的一层或一层以上的热缩套管。
10、根据权利要求1或5或6或7所述的向四周发光均匀的灯串,其特征在于上述发光体的包覆件(5)为采用塑胶材料通过注塑的方法形成包覆在各发光二极管(1)组件外的注塑层。
11、根据权利要求1或5或6或7所述的向四周发光均匀的灯串,其特征在于上述发光体的包覆件(5)为条形塑料套管(5),所述条形塑料套管(5)上端设有盖体(51),下端设有尾塞(52),该盖体(51)顶部呈半球体,其下部为带可嵌固发光体顶部的内腔体的柱状体,且半球体与柱状体连接位之间呈台阶状,该尾塞(52)为上端设有可容置发光体的空腔体的柱状体,下端为带可穿置导线的圆孔的锥状体,所述条形塑料套管(5)上端套固在盖体(51)的柱状体上,其下端套固在尾塞(52)的柱状体上。
12、根据权利要求1或2或3或4所述的向四周发光均匀的灯串,其特征在于上述发光二极管(1)套置安装在灯座(6)上。
13、根据权利要求12所述的向四周发光均匀的灯串,其特征在于上述灯座(6)的上端设有一套置发光二极管(1)的套口(611),下端的底部设有可供发光二极管(1)的接线脚(12)及导线(2)穿置的穿孔(612)。
14、根据权利要求12所述的向四周发光均匀的灯串,其特征在于所述灯座(6)包括灯蒂(61)、底座(62),其中,所述底座(62)为中空腔体,该底座(62)的内壁设有两定位凸部(621),两定位凸部(621)的顶面与底座(62)端缘的距离不等,该定位凸部(621)上设有可供导线(2)及电极片插入配合的插槽(622),所述灯蒂(61)底部相应的设有与底座(62)定位凸部(622)相配合的凸部,所述灯蒂(61)的上端设有可容置发光二极管(1)的管槽(611),该管槽(611)的底部设有穿孔(612),所述发光二极管(1)装置于管槽(611)中,上述发光二极管(1)的接线脚(12)穿过穿孔(612)且向上弯折后贴附于灯蒂(61)的外侧壁,所述发光二极管(1)及灯蒂(61)安装于底座(62)上部。
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CNU032257163U CN2632475Y (zh) | 2003-04-30 | 2003-04-30 | 一种向四周发光均匀的灯串 |
US10/554,876 US20070145882A1 (en) | 2003-04-30 | 2004-04-28 | Light-emitting diode emitting uniformly light all around |
PCT/CN2004/000416 WO2004102683A1 (fr) | 2003-04-30 | 2004-04-28 | Diode lumineuse a emission de lumiere uniformement circulaire |
EP04729814A EP1626447A4 (en) | 2003-04-30 | 2004-04-28 | LIGHT-EMITTING DIODE WITH UNIFORMLY CIRCULAR LIGHT EMITTING |
JP2006508095A JP2007524221A (ja) | 2003-04-30 | 2004-04-28 | 表面全体が均一に発光するled |
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JPS5967673A (ja) * | 1982-10-12 | 1984-04-17 | Toyo Commun Equip Co Ltd | 面照明用発光ダイオ−ド |
DE3241767A1 (de) * | 1982-11-11 | 1984-05-17 | Siemens AG, 1000 Berlin und 8000 München | Gefaerbte, transparente vergussmasse |
DE19642168A1 (de) * | 1996-10-12 | 1998-04-16 | Preh Elektro Feinmechanik | Optoelektronisches Bauelement |
US5865529A (en) * | 1997-03-10 | 1999-02-02 | Yan; Ellis | Light emitting diode lamp having a spherical radiating pattern |
CN2346075Y (zh) * | 1998-11-09 | 1999-10-27 | 陈兴 | 发光二极管 |
US6361190B1 (en) * | 1999-06-25 | 2002-03-26 | Mcdermott Kevin | Large surface LED lighting device |
CN2386535Y (zh) * | 1999-07-23 | 2000-07-05 | 亿光电子工业股份有限公司 | 发光二极管封装装置 |
US6598998B2 (en) * | 2001-05-04 | 2003-07-29 | Lumileds Lighting, U.S., Llc | Side emitting light emitting device |
US6674096B2 (en) * | 2001-06-08 | 2004-01-06 | Gelcore Llc | Light-emitting diode (LED) package and packaging method for shaping the external light intensity distribution |
ITMI20012579A1 (it) * | 2001-12-06 | 2003-06-06 | Fraen Corp Srl | Modulo illuminante ad elevata dissipazione di calore |
CN1168154C (zh) * | 2002-02-27 | 2004-09-22 | 成都佳禾光电有限公司 | 发光二极管 |
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EP1626447A4 (en) | 2008-07-30 |
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