CN202040619U - 一种灯泡 - Google Patents
一种灯泡 Download PDFInfo
- Publication number
- CN202040619U CN202040619U CN2011201174591U CN201120117459U CN202040619U CN 202040619 U CN202040619 U CN 202040619U CN 2011201174591 U CN2011201174591 U CN 2011201174591U CN 201120117459 U CN201120117459 U CN 201120117459U CN 202040619 U CN202040619 U CN 202040619U
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- Prior art keywords
- metal
- piece
- bulb
- plastic
- hole
- Prior art date
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- 239000002184 metals Substances 0.000 claims abstract description 71
- 229910052751 metals Inorganic materials 0.000 claims abstract description 71
- 238000001746 injection moulding Methods 0.000 claims abstract description 8
- 239000004568 cements Substances 0.000 claims description 25
- 230000001808 coupling Effects 0.000 claims description 9
- 240000006028 Sambucus nigra Species 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reactions Methods 0.000 claims description 6
- 239000000203 mixtures Substances 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 230000017525 heat dissipation Effects 0.000 abstract 1
- 238000000034 methods Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 239000003570 air Substances 0.000 description 4
- 239000000463 materials Substances 0.000 description 4
- 239000011521 glasses Substances 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminum Chemical compound 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Abstract
Description
一种灯泡
技术领域
[0001] 本实用新型涉及照明领域,具体涉及一种具有散热功能的灯泡。 背景技术
[0002] LED是由超导发光晶体产生超高强度的灯光,它发出热量少,不像白炽灯那样浪费太多热量,不像荧光灯那样因消耗高能量产生有毒气体,也不像霓虹灯那样要求高压而容易损坏,另外它具有高光效能,节约电能,工作安全可靠,寿命长等优点。LED已被全球公认为新一代的环保型高科技光源。然而由于灯泡对温度要求很高,加之工艺复杂,造型单一, 这就制约了它的推广和普及。
[0003] 如今市场上的大多数灯泡为了加强灯的散热多采用的是金属质散热杯,但是由于金属壳的主要生产方法是压铸或拉伸成型,在生产过程中无法进行较复杂形状的加工,并且金属材料在挤出成型后往往还要有去毛边的程序,如果对外形的要求比较高的话,金属材料还要进行镀镍等工序,加工周期还将增长,这就使得现在的灯泡造型单一,生产工序复杂,成本较高,整灯比较笨重。另外金属壳在生产中经常会有电镀的工序,而电镀产生的废液中的金属会对水源和土壤造成严重的污染,对现在推行的低碳生活相悖。现今市场上的灯泡泡的灯罩大多数沿用了白炽灯和节能灯的灯罩形式,采用的是玻璃灯罩,然而玻璃灯罩及其易碎,对儿童和老年人会产生一定的安全隐患,另外玻璃灯罩做工也比较复杂,对涂粉的工艺外观比较苛刻,所以对制作工艺要求很高。再者现行的灯泡装灯复杂,流程繁琐, 需要大量的人力物力,导致成本的提高。
实用新型内容
[0004] 本实用新型为解决现有技术灯泡散热采用金属制散热杯工艺复杂的问题,从而提供了一种采用简单工艺制程的散热灯泡。
[0005] 为解决上述技术问题,本实用新型提供如下技术方案:
[0006] 一种灯泡,包括:底座,散热杯,灯板和灯罩;所述散热杯包括塑料构件和金属镶件,所述塑料构件和金属镶件注塑结合,所述底座穿过塑料构件与金属镶件固定连接,所述灯罩固定在所述金属镶件上,所述灯板固定在金属镶件上并位于所述灯罩与金属镶件之间。
[0007] 进一步地,所述塑料构件包括一中空的第一圆柱体和复数个叶片,所述复数个叶片设置在所述第一圆柱体的外表面上,并沿第一圆柱体轴向方向延伸至第一圆柱体外。
[0008] 进一步地,所述金属镶件包括金属镶件杯体和位于金属镶件杯体内部并与金属镶件杯体固定连接的第二圆柱体,所述第二圆柱体包括第二端面。
[0009] 进一步地,所述金属镶件杯体外表面设置有复数个用于容置叶片的凹槽。
[0010] 进一步地,所述第一圆柱体的侧壁设置有至少两个限位凸块,所述限位凸块上设置有至少两个第一突起,所述第二圆柱体的第二端面设置有至少两个第一通孔,所述第一突起与所述第一通孔匹配并固定。[0011] 进一步地,所述塑料构件的每个叶片上均设置有第二突起,所述金属镶件杯体包括第二通孔,所述第二突起与第二通孔匹配并固定。
[0012] 进一步地,还包括装饰环,所述装饰环位于塑料构件的外部,所述装饰环的周边设置有至少两个具有螺丝孔第三凸柱,金属镶件杯体边缘包括至少两个第三通孔,所述第三凸柱与所述第三通孔匹配并通过螺丝固定。
[0013] 进一步地,底座包括塑胶座和灯头,所述塑胶座的第一端设置有螺纹,所述灯头通过螺纹与所述塑胶座固定连接。
[0014] 进一步地,第二端面偏离中央处设置第四通孔,灯板设置有第五通孔,所述塑胶座的第二端设置有第四凸柱,所述第四凸柱位于所述第四通孔和第五通孔中。
[0015] 进一步地,还包括第一端子、第二端子和驱动板,所述驱动板位于底座内,所述第一端子与驱动板电连接,所述第二端子位于灯板上并与第一端子连接用于提供灯板的电性连接。
[0016] 与现有技术相比,本实用新型具有如下有益效果:本实用新型提供的一种灯泡,采用塑料构件与金属镶件结合的散热方式,可以使灯具不仅通过金属镶件散热,还可以通过塑料构件散热,还可以通过金属镶件传导到塑料构件再散热的三条散热途径充分满足灯泡散热需求;并且塑料构件可以通过注塑一次成型,工艺制程简单,外观美观并且轻便,生产成本低。
附图说明 [0017] 图 1是本实用新型实施例灯泡的组装结构分解示意图。[0018] 图 2是本实用新型实施例灯泡塑料构件结构示意图。[0019] 图 3是本实用新型实施例灯泡金属镶件结构示意图。[0020] 图 4是本实用新型实施例灯泡塑料构件和金属镶件固定后的立体结构示意图。[0021] 图 5是本实用新型实施例图4箭头方向看去的结构示意图。[0022] 图 6是本实用新型实施例灯泡塑胶座的立体结构示意图。[0023] 图 7是本实用新型实施例灯泡电路板的结构示意图。[0024] 图 8是本实用新型实施例灯泡装饰环的立体结构示意图。
具体实施方式
[0025] 为了使本实用新型所解决的技术问题、技术方案及有益效果更加清楚明白,以下结合附图及实施例,对本实用新型进行进一步详细说明。应当理解,此处所描述的具体实施例仅仅用以解释本实用新型,并不用于限定本实用新型。
[0026] 图1是本实用新型实施例灯泡的组装结构分解示意图;提供了一种灯泡,包括:底座12,散热杯450,灯板6和灯罩8 ;所述散热杯450包括塑料构件4和金属镶件5,所述塑料构件4和金属镶件5注塑结合,所述底座12穿过塑料构件4与金属镶件5固定连接,所述灯罩8固定在所述金属镶件5上,所述灯板6固定在金属镶件5上并位于所述灯罩8与金属镶件5之间。本实用新型采用塑料构件与金属镶件结合的散热方式,可以使灯具不仅通过金属镶件散热,还可以通过塑料构件散热,还可以通过金属镶件传导到塑料构件再散热的三条散热途径充分满足灯泡散热需求;并且塑料构件可以通过注塑一次成型,工艺制程简单,生产成本低。
[0027] 本实用新型塑料构件4采用导热塑料构件,金属镶件5通过压铸成型,然后将导热塑料构件4通过高温注塑与金属镶件5结合到一起,所述塑料构件4包括一中空的第一圆柱体401和复数个叶片402,所述复数个叶片402设置在所述第一圆柱体401的外表面上, 并沿第一圆柱体401轴向方向延伸至第一圆柱体401外;所述金属镶件5包括金属镶件杯体502和位于金属镶件杯体502内部并与金属镶件杯体502固定连接的第二圆柱体501,所述第二圆柱体501包括第二端面503 ;并且金属镶件杯体502外表面设置有复数个用于容置叶片402的凹槽50,复数个叶片402设置于凹槽50内,有助于散热。
[0028] 以下结合图2至图5说明:导热塑料构件4和金属镶件5通过两处固定在一起;第二圆柱体501的第二端面503设置有至少两个第一通孔53,塑料构件4第一圆柱体的401 侧壁设置有至少两个限位凸块42,所述限位凸块42上设置有至少两个第一突起41,一处是第一突起41与第一通孔53匹配并固定,所述第一通孔53和第一突起41数量相同且均至少两个;另一处为导热塑料构件4每个叶片均设置有第二突起43,金属镶件杯体502包括第二通孔56,所述第二突起43与第二通孔56固定结合形成结合处451,其中导热塑料构件 4上的第一突起41和第二突起43均为注塑形成。金属镶件5杯体底部被导热塑料构件4 的叶片包裹,有很大一部分与空气直接接触。这就实现了灯板6上产生的热量可以通过金属镶件5传导到空气中,也可以通过金属镶件5传导到导热塑料构件4再传导到空气中,两条散热途径充分满足了灯泡的散热需求。该金属镶件5可以采用铝镶件结构,塑料构件4 配合铝镶件结构使得制作工艺简单,外观美观并且轻便。
[0029] 本实用新型底座12包括塑胶座2和灯头1,所述塑胶座2的第一端设置有螺纹, 所述灯头1通过螺纹与所述塑胶座2固定连接;灯泡还包括第一端子、第二端子和驱动板, 所述驱动板位于底座2内,所述第一端子与驱动板电连接,所述第二端子7位于灯板6上并与第一端子连接用于提供灯板6的电性连接。。本实用新型采用普通螺丝将塑胶座2、散热杯450、灯板6通过塑胶座2上的孔23、散热杯450上的孔55和具有灯板6上的孔61进行紧固。所述塑胶座2的材料为聚碳酸酯(PC),用于保护和固定电源驱动,并且将灯板6, 散热杯450,灯头1连接起来。塑胶座2呈圆筒状,塑胶座2的第一端有螺纹用来固定灯头 1,远离螺纹的第二端边缘设置有至少两个缺口 21,导热塑料构件4设置至少两个限位凸块 42,缺口 21和限位凸块42匹配并固定连接,当塑胶座2内的两个缺口 21卡到导热塑料构件4的限位凸块42上时,则会起到固定塑胶座2的作用。图6是本实用新型实施例灯泡塑胶座的立体结构示意图;塑胶座2缺口的对边上还有一个第四凸柱22,所述第二圆柱体501 的第二端面503偏离中央处设置第四通孔M,灯板6设置有第五通孔62,所述第四凸柱22 位于所述第四通孔讨和第五通孔62中。第四凸柱22与第四通孔M匹配,此时可将灯板 6放到金属镶件5的杯体502内。图7是本实用新型实施例灯泡电路板的结构示意图,灯板6由PCB (电路板)和一个或数个LED (发光二极管)组装而成,灯板6上的圆孔62套到塑胶座2的第四凸柱22上,圆孔62不在电路板6的正中央,这样就可以使塑胶座2上的螺口 23,金属镶件5上的螺口 55和电路板6上的螺口 61在一条直线上,便于用螺丝将三者固定。这种结合方式使得塑胶座2充分保护了电源,使电源不至于产生短路或者漏电。电源的热量也可以通过传导到塑胶座2上再传导到导热塑料构件4上,然后传导到空气中,这就是本发明的第三条散热途径。[0030] 本实用新型的LED等还包括装饰环3,所述装饰环3固定在金属镶件5外部,图8 是本实用新型实施例灯泡装饰环的立体结构示意图,所述装饰环3位于塑料构件4的外部, 所述装饰环3的周边设置有至少两个具有螺丝孔的第三凸柱31,金属镶件杯体502边缘包括至少两个第三通孔51,所述第三凸柱31与所述第三通孔51匹配并通过螺丝固定。所述装饰环材料为PC,作用是起到散热和装饰作用,还可以用于标记和产品说明。另外为了便于装灯,所述灯板6上具有与电源驱动2P端子线相配套电连接的端子7,如图1所示,电源驱动由电阻、电感、印刷电路板等组成,是输入电流转成灯板6所需要的电流电压值。2P端子线是有两条电线的链接部件,它本身在电源驱动上,作用是链接到电路板6的端子7上,给电路板6供电,实现简单,快捷,安全的链接,实现了电源线不用焊接可直接插入端子7的简单装灯方式。本实用新型的灯罩8采用PC材质,坚固耐用,安全可靠。金属镶件杯体502 内侧边缘设置有凹槽52,灯罩8边缘有突起81,可以将灯罩通过卡扣扣合到金属镶件5的凹槽52内,从而固定灯罩,也可以用胶类将灯罩8固定到金属镶件5上。
[0031] 以上所述仅为本实用新型的较佳实施例而已,并不用以限制本实用新型,凡在本实用新型的精神和原则之内所作的任何修改、等同替换和改进等,均应包含在本实用新型的保护范围之内。
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CN102865488A (zh) * | 2012-10-22 | 2013-01-09 | 东南大学 | 一种led灯泡 |
WO2013127161A1 (zh) * | 2012-02-29 | 2013-09-06 | 正屋(厦门)电子有限公司 | Led灯的散热结构 |
CN105526505A (zh) * | 2016-01-29 | 2016-04-27 | 深圳和而泰照明科技有限公司 | 光能直射穿透泡壳的照明灯 |
CN105526503A (zh) * | 2016-01-14 | 2016-04-27 | 浙江晨丰科技股份有限公司 | 一种整体结构的led灯 |
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Cited By (5)
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WO2013127161A1 (zh) * | 2012-02-29 | 2013-09-06 | 正屋(厦门)电子有限公司 | Led灯的散热结构 |
GB2514201A (en) * | 2012-02-29 | 2014-11-19 | Mainhouse Xiamen Electronics Co Ltd | LED Lamp radiating structure |
CN102865488A (zh) * | 2012-10-22 | 2013-01-09 | 东南大学 | 一种led灯泡 |
CN105526503A (zh) * | 2016-01-14 | 2016-04-27 | 浙江晨丰科技股份有限公司 | 一种整体结构的led灯 |
CN105526505A (zh) * | 2016-01-29 | 2016-04-27 | 深圳和而泰照明科技有限公司 | 光能直射穿透泡壳的照明灯 |
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