WO2015180400A1 - 带有散热烟道的大角度发光led灯泡 - Google Patents

带有散热烟道的大角度发光led灯泡 Download PDF

Info

Publication number
WO2015180400A1
WO2015180400A1 PCT/CN2014/089737 CN2014089737W WO2015180400A1 WO 2015180400 A1 WO2015180400 A1 WO 2015180400A1 CN 2014089737 W CN2014089737 W CN 2014089737W WO 2015180400 A1 WO2015180400 A1 WO 2015180400A1
Authority
WO
WIPO (PCT)
Prior art keywords
heat sink
light source
heat
source assembly
flue
Prior art date
Application number
PCT/CN2014/089737
Other languages
English (en)
French (fr)
Inventor
史杰
Original Assignee
史杰
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 史杰 filed Critical 史杰
Publication of WO2015180400A1 publication Critical patent/WO2015180400A1/zh

Links

Images

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50Cooling arrangements
    • F21V29/502Cooling arrangements characterised by the adaptation for cooling of specific components
    • F21V29/503Cooling arrangements characterised by the adaptation for cooling of specific components of light sources
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50Cooling arrangements
    • F21V29/70Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/83Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes

Definitions

  • the utility model relates to a large-angle luminous LED bulb with a heat dissipating flue.
  • LEDs light-emitting diodes
  • the heat generated by the LED light source limits the power and luminous flux of the whole lamp.
  • the heat dissipation effect of the whole lamp is satisfied, and a large heat sink is required, which results in a cumbersome structure and high cost. Therefore, it is urgent to develop a large-angle LED bulb structure with small size and better heat dissipation performance.
  • the purpose of the utility model is to provide a large-angle light-emitting LED light bulb with a heat-dissipating flue.
  • a large heat sink to meet the heat-dissipating requirements of the whole lamp, and the conventional LED light source is flatly attached to the light-emitting angle. Small problem.
  • a large-angle light-emitting LED bulb with a heat-dissipating flue comprising a lamp holder, a light source assembly, an upper radiator, a lower radiator, a driving and a translucent cover; the light source assembly is mounted on a combination of an upper radiator and a lower radiator.
  • the upper heat sink and the lower heat sink are both disposed in the light transmissive cover, and the upper heat sink and the lower heat sink are respectively provided with a hollow passage, the lamp socket is provided with a ventilation hole, and the ventilation hole communicates with the hollow passage
  • the combination forms a heat-dissipating flue.
  • the light source assembly adopts a curved aluminum substrate, and the light source assembly is bent to form a circumferential shape, and is enclosed in a ring at a joint portion of the upper heat sink and the lower heat sink;
  • the light source component adopts a flat aluminum substrate
  • the light source assembly adopts the upper end aluminum substrate to bend upward and the lower end aluminum substrate is bent downward, and the whole is petal-like, thereby increasing the illumination angle.
  • the LED bulb adopts a candle bulb or a bulb.
  • the upper heat sink and the lower heat sink are made of aluminum, heat conductive plastic parts.
  • the transparent cover is made of glass or plastic material.
  • the utility model has the beneficial effects that the utility model has a large-angle light-emitting LED bulb with a heat-dissipating flue, and uses a hollow upper radiator, a lower radiator and a lamp holder with a ventilation hole to form a heat-dissipating flue, thereby realizing Good heat dissipation.
  • the light source assembly adopts a curved aluminum substrate structure, and circumferentially surrounds the upper and lower heat sink joints or bends each aluminum substrate into a petal shape again, thereby ensuring sufficient contact area between the aluminum substrate and the heat sink, and optimizing the light-emitting angle of the light bulb.
  • the high-angle LED bulb with heat-dissipating flue has scientific and reasonable design, simple structure, reasonable and compact structure, high efficiency, stability, energy saving, environmental protection, simple process structure, good sealing performance, simple and beautiful lamps, and the like. It can be improved to meet the needs of large-scale, low-cost industrial production.
  • Embodiment 1 is a schematic structural view of Embodiment 1 of the present invention.
  • Embodiment 2 is a schematic structural view of Embodiment 2 of the present invention.
  • 1-lamp base 2-ventilation hole, 3-lower heat sink, 4-light source assembly, 5-up heat sink, 6-heat-dissipating flue, 7-drive, 8-transparent cover.
  • a high-angle light-emitting LED bulb with a heat-dissipating flue comprising a lamp holder 1, a light-transmissive cover 8, a light source assembly 4, an upper heat sink 5, a lower heat sink 3 and a drive 7;
  • the light source assembly 4 is mounted on a joint portion of the upper heat sink 5 and the lower heat sink 3, and the upper heat sink 5 and the lower heat sink 3 are both disposed in the light transmissive cover, and the upper heat sink 5 and the lower heat sink 3 are disposed.
  • the hollow passages are connected to the outside of the transparent cover, and the sockets 1 are provided with ventilation holes 2, and the ventilation holes 2 communicate with the hollow passages to form the heat dissipation flue 6.
  • the light source assembly 4 is a curved aluminum substrate, and the light source assembly 4 is bent to form a circumferential shape, and is enclosed in a ring to be fixed at a joint portion of the upper heat sink 5 and the lower heat sink 3.
  • the aluminum substrate is directly bent and formed by an aluminum plate, and the aluminum plate and the heat sink surface are connected at the lower portion, thereby increasing the contact area between the light source assembly 4 and the heat sink.
  • the light source assembly 4 adopts a curved aluminum substrate, and the distribution around the heat sink ensures a sufficient contact area between the light source assembly 4 and the heat sink to ensure the heat dissipation effect of the light source assembly 4.
  • this embodiment is a high-angle light-emitting LED bulb with a heat-dissipating flue, including a lamp.
  • the light source assembly 4 is mounted at a joint portion of the upper heat sink 5 and the lower heat sink 3, the upper heat sink 5 and the lower heat sink 3 are disposed in the transparent cover, the upper heat sink 5 and the lower heat sink 3 are respectively provided with a hollow passage, the lamp holder 1 is provided with a ventilation hole 2, and the ventilation hole 2 communicates with the hollow passage
  • the heat radiating flue 6 is combined to form.
  • the light source assembly 4 adopts a flat aluminum substrate, and the light source assembly 4 is bent by the upper end aluminum substrate, and the upper and lower end aluminum substrates are bent downward, and the whole is petal-like, thereby increasing the illumination angle.
  • each of the aluminum substrates can be bent twice, so that the lower portion of each of the aluminum substrates is bent outward, the upper portion is bent inward, and each of the light sources is welded, so that a part of the light source is obliquely illuminated upward. A part of the light source is illuminated obliquely downward, and the angle of illumination is further increased in the case of ensuring a sufficient contact area with the heat sink.
  • the air passages of the upper radiator 5 and the lower radiator 3 are disposed, and the socket 1 is also provided with a ventilation hole 2, so that the hollow passage communicates with the ventilation hole 2 to form a heat dissipation flue 6 when the lamp is lit.
  • the heat generated by the light source assembly 4 is taken out to achieve a good heat dissipation effect.
  • the upper and lower hollow heat sinks and the lamp socket 1 with the ventilation holes 2 are added, and the curved aluminum substrate is used, which realizes the heat dissipation of the whole lamp.
  • the entire lamp has a larger illumination angle.
  • the upper heat sink 5 and the lower heat sink 3 are made of aluminum, heat conductive plastic or other materials.
  • the translucent cover 8 can be made of glass, plastic or other transparent material.
  • the light source assembly 4 of the first embodiment and the second embodiment adopts a curved aluminum substrate structure, and surrounds the joint portion of the upper and lower heat sinks 3 in a circumferential shape or bends each aluminum substrate into a petal shape again, thereby ensuring sufficient contact area between the aluminum substrate and the heat sink. At the same time, the angle of illumination of the bulb is optimized.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

一种带有散热烟道的大角度发光LED灯泡,包括灯座(1)、光源组件(4)、上散热器(5)、下散热器(3)、驱动(7)和透光罩(8)。光源组件(4)安装在上散热器(5)和下散热器(3)的结合部。上散热器(5)和下散热器(3)设于透光罩内,均设有中空通道。灯座(1)开设有通风孔(2),所述通风孔(2)连通中空通道组合形成散热烟道(6)。通过烟道形成空气对流可以提高散热效果。光源组件(4)采用弯曲铝基板,成圆周状围绕上散热器(5)与下散热器(3)结合部,或者将铝基板弯折成花瓣状,保证铝基板和散热器有足够的接触面积,同时优化灯泡的发光角度。

Description

带有散热烟道的大角度发光LED灯泡 技术领域
本实用新型涉及一种带有散热烟道的大角度发光LED灯泡。
背景技术
近年来,随着照明技术行业的飞速发展,发光二极管(LED)以其具有高亮度、低能耗、使用寿命长、绿色环保等诸多优点,被广泛地应用在照明行业的诸多个领域。
随着LED性能的提升,LED光源的发热量限制了整灯的功率和光通量,通常为满足整灯的散热效果,需要配有较大的散热器,这就造成了结构笨重,成本较高,所以开发一种体积小同时散热性能更加好的大角度发光LED灯泡结构已经迫在眉睫。
上述问题是在LED灯泡的设计与生产过程中应当予以考虑并解决的问题。
实用新型内容
本实用新型的目的是提供一种采带有散热烟道的大角度发光LED灯泡解决现有技术中存在需要很大的散热器满足整灯散热要求,和传统的将LED光源平贴发光角度较小的问题。
本实用新型的技术解决方案是:
一种带有散热烟道的大角度发光LED灯泡,包括灯座、光源组件、上散热器、下散热器、驱动和透光罩;所述光源组件安装在上散热器和下散热器的结合部,所述上散热器和下散热器均设于透光罩内,所述上散热器和下散热器均设有中空通道,所述灯座开设有通风孔,所述通风孔连通中空通道组合形成散热烟道。
优选地,所述光源组件采用弯曲铝基板,所述光源组件弯曲形成圆周状,围成一圈固定在上散热器与下散热器结合部分处;
或光源组件采用平直的铝基板,光源组件采用上端铝基板折弯向上、下端铝基板折弯向下,整体呈花瓣状,增大发光角度。
优选地,所述LED灯泡采用蜡烛泡、球泡。
优选地,所述上散热器与下散热器为铝件、导热塑料件制成。
优选地,所述透光罩为玻璃、塑料材质制成。
本实用新型的有益效果是:本实用新型一种带有散热烟道的大角度发光LED灯泡,使用中空的上散热器、下散热器和开有通风孔的灯座,形成散热烟道,实现良好的散热效果。光源组件采用弯曲铝基板结构,呈圆周状围绕在上下散热器结合部或将每片铝基板再次弯折成花瓣状,保证铝基板和散热器有足够接触面积的同时优化了灯泡的发光角度。该种带有散热烟道的大角度发光LED灯泡,设计科学合理,结构简单、合理紧凑,具有高效、稳定、节能、环保、工艺结构简单、密封性能好、灯具整体简洁美观等优点,生产效率得以提高,可满足大规模、低成本的工业化生产的需求。
附图说明
图1是本实用新型实施例一的结构示意图;
图2是本实用新型实施例二的结构示意图;
其中:1-灯座,2-通风孔,3-下散热器,4-光源组件,5-上散热器,6-散热烟道,7-驱动,8-透光罩。
具体实施方式
下面结合附图详细说明本实用新型的优选实施例。
实施例一
如图1所示,本实施例一种带有散热烟道的大角度发光LED灯泡,包括灯座1、透光罩8、光源组件4、上散热器5、下散热器3和驱动7;所述光源组件4安装在上散热器5和下散热器3的结合部,所述上散热器5和下散热器3均设于透光罩内,所述上散热器5和下散热器3均设有中空通道,中空通道连通透光罩的外部,所述灯座1开设有通风孔2,所述通风孔2连通中空通道组合形成散热烟道6。所述光源组件4采用弯曲铝基板,所述光源组件4弯曲形成圆周状,围成一圈固定在上散热器5与下散热器3结合部分处。
实施例一的带有散热烟道的大角度发光LED灯泡,铝基板由一块铝板直接弯折成型,下部留有铝板和散热器表面连接,增加量了光源组件4和散热器之间的接触面积。光源组件4采用弯曲的铝基板,环绕散热器分布保证了光源组件4和散热器之间有足够的接触面积,保证了光源组件4的散热效果。
实施例二
如图2所示,本实施例一种带有散热烟道的大角度发光LED灯泡,包括灯 座1、透光罩8、光源组件4、上散热器5、下散热器3和驱动7;所述光源组件4安装在上散热器5和下散热器3的结合部,所述上散热器5和下散热器3均设于透光罩内,所述上散热器5和下散热器3均设有中空通道,所述灯座1开设有通风孔2,所述通风孔2连通中空通道组合形成散热烟道6。光源组件4采用平直的铝基板,光源组件4采用上端铝基板折弯向上、下端铝基板折弯向下,整体呈花瓣状,增大发光角度。
实施例二中,单独每片铝基板也可以二次弯折,使得铝基板的每个分叉下部向外弯曲,上部向内弯曲,并各焊接有一颗光源,使得一部分光源倾斜朝上发光,一部分光源倾斜朝下发光,在保证和散热器间有足够的接触面积的情况下,进一步加大发光角度。
实施例一、二中通过上散热器5、下散热器3的中空通道设置,灯座1上也开有通风孔2,使中空通道连通通风孔2组成一个散热烟道6,当灯具点亮时,散热烟道6内形成空气对流,将光源组件4产生的热量带出去,实现良好的散热效果。实施例一、二,在普通LED蜡烛泡或球泡灯的基础上,增加上下中空散热器和开有通风孔2的灯座1,并使用弯曲铝基板,在满足整灯散热的情况下实现整灯更大的发光角度。上散热器5、下散热器3为铝件、导热塑料件或其它材料制成。透光罩8可以是玻璃、塑料材质或其它透明材质。
实施例一、二的光源组件4采用弯曲铝基板结构,呈圆周状围绕在上下散热器3结合部或将每片铝基板再次弯折成花瓣状,保证铝基板和散热器有足够接触面积的同时优化了灯泡的发光角度。

Claims (5)

  1. 一种带有散热烟道的大角度发光LED灯泡,其特征在于:包括灯座(1)、光源组件(4)、上散热器(5)、下散热器(3)、驱动(7)和透光罩(8);所述光源组件(4)安装在上散热器(5)和下散热器(3)的结合部,所述上散热器(5)和下散热器(3)均设于透光罩内,所述上散热器(5)和下散热器(3)均设有中空通道,所述灯座(1)开设有通风孔(2),所述通风孔(2)连通中空通道组合形成散热烟道(6)。
  2. 如权利要求1所述的带有散热烟道的大角度发光LED灯泡,其特征在于:所述光源组件(4)采用弯曲铝基板,所述光源组件(4)弯曲形成圆周状,围成一圈固定在上散热器(5)与下散热器(3)结合部分处;
    或光源组件(4)采用平直的铝基板,光源组件(4)采用上端铝基板折弯向上、下端铝基板折弯向下,整体呈花瓣状。
  3. 如权利要求2所述的带有散热烟道的大角度发光LED灯泡,其特征在于:所述LED灯泡采用蜡烛泡、球泡。
  4. 如权利要求1-3任一项所述的一种带有散热烟道的大角度发光LED灯泡,其特征在于:所述上散热器(5)与下散热器(3)为铝件、导热塑料件制成。
  5. 如权利要求4所述的一种带有散热烟道的大角度发光LED灯泡,其特征在于:所述透光罩(8)为玻璃、塑料材质制成。
PCT/CN2014/089737 2014-03-26 2014-10-28 带有散热烟道的大角度发光led灯泡 WO2015180400A1 (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201420138524 2014-03-26
CN201420270920.0 2014-05-26
CN201420270920.0U CN203836705U (zh) 2014-03-26 2014-05-26 带有散热烟道的大角度发光led灯泡

Publications (1)

Publication Number Publication Date
WO2015180400A1 true WO2015180400A1 (zh) 2015-12-03

Family

ID=51331183

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2014/089737 WO2015180400A1 (zh) 2014-03-26 2014-10-28 带有散热烟道的大角度发光led灯泡

Country Status (2)

Country Link
CN (2) CN103953870A (zh)
WO (1) WO2015180400A1 (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103953870A (zh) * 2014-03-26 2014-07-30 史杰 带有散热烟道的大角度发光led灯泡
CN107289340A (zh) * 2016-03-30 2017-10-24 郑榕彬 全向led灯

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201496804U (zh) * 2009-08-28 2010-06-02 黄桐 一种高效散热led灯泡
CN202327752U (zh) * 2011-11-29 2012-07-11 何建忠 Led灯泡
CN102798013A (zh) * 2012-08-06 2012-11-28 深圳市中电照明股份有限公司 一种对流散热式led灯泡
CN102809069A (zh) * 2012-06-29 2012-12-05 苏州红壹佰照明有限公司 全发光角led球泡灯
CN202660330U (zh) * 2012-07-04 2013-01-09 扬州承炜照明科技有限公司 一种led灯泡
CN102980063A (zh) * 2012-11-13 2013-03-20 黄超 一种有对流通道穿过光源基板的led灯具
CN103244933A (zh) * 2013-05-28 2013-08-14 浙江名芯半导体科技有限公司 带有内部对流散热结构的led灯泡及led光源设备
CN203249216U (zh) * 2013-05-22 2013-10-23 北京铨富光电科技有限公司 Led灯泡的气体热对流散热结构
CN103411147A (zh) * 2013-08-15 2013-11-27 上海亚明照明有限公司 Led气泡灯
CN203349223U (zh) * 2013-05-28 2013-12-18 浙江名芯半导体科技有限公司 带有内部对流散热结构的led灯泡及led光源设备
CN103629578A (zh) * 2013-12-09 2014-03-12 浙江阳光照明电器集团股份有限公司 一种led球泡灯
CN203836705U (zh) * 2014-03-26 2014-09-17 史杰 带有散热烟道的大角度发光led灯泡

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201803196U (zh) * 2010-10-09 2011-04-20 上海嘉塘电子有限公司 具有自散热功能的大功率led照明灯
US20130051003A1 (en) * 2011-08-26 2013-02-28 Chenjun Fan LED Lighting Device with Efficient Heat Removal
CN202747003U (zh) * 2012-06-15 2013-02-20 东莞巨扬电器有限公司 蜡烛灯
CN202719428U (zh) * 2012-08-06 2013-02-06 深圳市中电照明股份有限公司 一种对流散热式led灯泡
CN202955537U (zh) * 2012-12-04 2013-05-29 上海三思电子工程有限公司 可实现大角度发光的led球泡灯

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201496804U (zh) * 2009-08-28 2010-06-02 黄桐 一种高效散热led灯泡
CN202327752U (zh) * 2011-11-29 2012-07-11 何建忠 Led灯泡
CN102809069A (zh) * 2012-06-29 2012-12-05 苏州红壹佰照明有限公司 全发光角led球泡灯
CN202660330U (zh) * 2012-07-04 2013-01-09 扬州承炜照明科技有限公司 一种led灯泡
CN102798013A (zh) * 2012-08-06 2012-11-28 深圳市中电照明股份有限公司 一种对流散热式led灯泡
CN102980063A (zh) * 2012-11-13 2013-03-20 黄超 一种有对流通道穿过光源基板的led灯具
CN203249216U (zh) * 2013-05-22 2013-10-23 北京铨富光电科技有限公司 Led灯泡的气体热对流散热结构
CN103244933A (zh) * 2013-05-28 2013-08-14 浙江名芯半导体科技有限公司 带有内部对流散热结构的led灯泡及led光源设备
CN203349223U (zh) * 2013-05-28 2013-12-18 浙江名芯半导体科技有限公司 带有内部对流散热结构的led灯泡及led光源设备
CN103411147A (zh) * 2013-08-15 2013-11-27 上海亚明照明有限公司 Led气泡灯
CN103629578A (zh) * 2013-12-09 2014-03-12 浙江阳光照明电器集团股份有限公司 一种led球泡灯
CN203836705U (zh) * 2014-03-26 2014-09-17 史杰 带有散热烟道的大角度发光led灯泡

Also Published As

Publication number Publication date
CN203836705U (zh) 2014-09-17
CN103953870A (zh) 2014-07-30

Similar Documents

Publication Publication Date Title
CN104989981A (zh) Led灯泡
WO2011050550A1 (zh) 一种led灯具外壳
WO2015169254A1 (zh) 一种全向发光led灯泡
WO2015180400A1 (zh) 带有散热烟道的大角度发光led灯泡
CN103953869B (zh) 整体式led灯泡
WO2016008214A1 (zh) 一种360度发光的散热led灯
CN203517394U (zh) 一种散热led球形灯
CN202209530U (zh) 大功率led筒灯
CN102679215A (zh) Led灯泡
CN201582661U (zh) Led射灯
CN201582660U (zh) 一种led射灯
CN201748299U (zh) 一种led路灯
CN202501348U (zh) 一种led天花灯
CN203215362U (zh) 一种全向散热led光源
CN202001863U (zh) 一种易散热集成封装led光源
CN201284939Y (zh) Led灯具
CN204785719U (zh) 一种高功率led灯具
CN204403829U (zh) 一种均光效果好的led照明灯
CN202927544U (zh) Led-a型全方位灯
CN203605041U (zh) Led灯
CN201059511Y (zh) 一种led灯具自散热装置
CN202403102U (zh) Led多点式组合型工矿灯
CN201628120U (zh) 一种多重散热的led灯模组
CN202511091U (zh) Led灯泡
CN201348163Y (zh) 一种大功率led筒灯

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 14893510

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 14893510

Country of ref document: EP

Kind code of ref document: A1