WO2008049323A1 - An energy-saving led lamp - Google Patents

An energy-saving led lamp Download PDF

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Publication number
WO2008049323A1
WO2008049323A1 PCT/CN2007/002988 CN2007002988W WO2008049323A1 WO 2008049323 A1 WO2008049323 A1 WO 2008049323A1 CN 2007002988 W CN2007002988 W CN 2007002988W WO 2008049323 A1 WO2008049323 A1 WO 2008049323A1
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WO
WIPO (PCT)
Prior art keywords
led
lamp
heat sink
saving lamp
energy
Prior art date
Application number
PCT/CN2007/002988
Other languages
French (fr)
Chinese (zh)
Inventor
Jianping Zhu
Original Assignee
Jianping Zhu
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 Jianping Zhu filed Critical Jianping Zhu
Publication of WO2008049323A1 publication Critical patent/WO2008049323A1/en

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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
    • F21V3/00Globes; Bowls; Cover glasses
    • F21V3/04Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21KNON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20Light sources comprising attachment means
    • F21K9/23Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
    • F21K9/232Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb
    • 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
    • F21V29/74Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • F21V29/76Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
    • 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
    • F21V29/74Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • F21V29/77Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section
    • 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
    • F21V3/00Globes; Bowls; Cover glasses
    • F21V3/04Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
    • F21V3/10Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by coatings
    • F21V3/12Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by coatings the coatings comprising photoluminescent substances
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2107/00Light sources with three-dimensionally disposed light-generating elements
    • F21Y2107/40Light sources with three-dimensionally disposed light-generating elements on the sides of polyhedrons, e.g. cubes or pyramids
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]

Definitions

  • the invention relates to an energy-saving lighting fixture, in particular to an LED energy-saving lamp. Background technique
  • LEDs light-emitting diodes
  • LEDs are energy-saving, environmentally friendly, have long life, low driving voltage, high luminous efficiency, no radiation, and resistance.
  • the impact and other advantages are highly regarded.
  • the present invention provides an LED energy-saving lamp, which is composed of a lamp cover, an LED light source, a heat sink, an insulating member and a lamp cap.
  • the lampshade is made of PC, acrylic, glass, etc., and is internally coated. It has a phosphor layer and can be in the shape of a sphere, a hemisphere, an ellipse, a mushroom or a honeycomb, and can be arbitrarily changed in size and size.
  • the LED light source uses a high-power LED as a light source, and can change its power and quantity according to needs.
  • the LED is embedded in the surface of the circular table at the end of the heat sink, wherein the surface of the circular table is coated with a reflective layer, and the groove of the embedded LED is evenly distributed.
  • An opening is provided at the bottom or both sides of the recess.
  • the middle of the heat dissipating body is a hollow cylinder, and a metal fin is evenly distributed around the heat dissipating body, and one or several kinds of mixed bodies of horizontal distribution, vertical distribution or oblique distribution may be used, and the insulating member is made of insulating materials such as PC and nylon, which will be The heat sink and the lamp head are separated separately to insulate the heat sink.
  • the lamp cap comprises a lamp cap casing and an LED driving power source, wherein the LED driving power source is installed in the lamp cap casing, and the LED connecting wire is connected through a hole in the groove on the surface of the truncated cone, a hollow cylinder and a power source in the lamp cap to form a passage.
  • connection between the lampshade and the heat sink, the connection of the heat sink and the insulator, and the connection of the insulator and the lamp cap may be reversed or connected with a card slot and a card slot depending on various requirements such as environment and cost.
  • the threaded structure of the threaded and external threads or other various means such as silicone bonding or silicone bonding and stamping and fixing.
  • the LED light source can be a variety of high power LEDs such as a single die, a chip scale package, a conventional package, and a surface mount device (SMD).
  • SMD surface mount device
  • the heat dissipating body is a whole closed at one end, and is composed of a surface of a round table and a heat sink.
  • the surface of the circular table is provided with a reflective layer, and the arrangement of the heat sink may be one or a mixture of horizontal distribution, vertical distribution or oblique distribution.
  • the shape may be one or a mixture of a ring, a circle, a fan, a square, and a polygon.
  • the heat sink on the heat sink can be adjusted in number and size as needed.
  • the surface of the truncated cone may be one or a mixture of a truncated cone type, a hemispherical type, a conical type, a prismatic type or a cylindrical type.
  • the lamp cap can be made of various metals and alloys such as aluminum alloy, copper, and aluminum.
  • the heat dissipating body used in the invention is an integrated structure, and can effectively pass the heat generated by the LED light source : :
  • the heat dissipating fin is emitted, the heat dissipating effect is achieved, the light attenuation is slow, and the service life of the LED is improved.
  • FIG. 1 is a schematic perspective view of a three-dimensional LED energy-saving lamp of the present invention (Embodiment 1);
  • FIG. 2 is a schematic cross-sectional view of an LED energy saving lamp of the present invention (Embodiment 1);
  • FIG 3 is a perspective exploded view of the LED energy saving lamp of the present invention (Embodiment 1);
  • FIG. 5 is a perspective view showing the three-dimensional structure of the LED energy-saving lamp of the present invention (Embodiment 2);
  • Figure 6 is a perspective view showing the three-dimensional structure of the LED energy-saving lamp of the present invention (Embodiment 2);
  • FIG 7 is a perspective exploded view of the LED energy saving lamp of the present invention (Embodiment 2);
  • Fig. 8 is another exploded perspective view of the LED energy saving lamp of the present invention (Embodiment 2). detailed description
  • Example 1 The invention is further illustrated by the following figures and specific examples, but is not to be construed as limiting.
  • Example 1
  • the present embodiment is composed of a lampshade 1, an LED light source 2, a heat radiating body 3, an insulating member 4, and a lamp cap 5.
  • the port portion of the lampshade 1 is provided with an inner buckle 12, and an outer buckle 35 is disposed below the surface of the trough-like table 31 of the heat dissipating body 3, and the inner buckle 12 and the inner buckle 12 together form an inverted connection structure, and the lampshade 1 is It is fixedly connected to the heat sink 2.
  • the other open end of the heat dissipating body 3 is provided with an inner buckle 37
  • the outer insulating member 4 is provided with an outer buckle 41, which constitute an inverted connection structure, and the heat dissipating body 3 and the insulating member 4 connection is fixed.
  • one end of the insulating member 4 is bonded to the inner wall of the base body 51 by a silicone-like material, and then fixed together by punching. This results in a complete luminaire structure.
  • the lampshade 1 is made of various materials such as P C, acrylic, glass, etc., the inner wall is coated with a phosphor layer 11, and the inner end is provided with an inner buckle 12.
  • the LED light source 2 uses a high-power LED as a light source, and is embedded in the circular-like table surface 32 at the end of the heat-dissipating body 3, wherein the circular-like table surface 32 is coated with a reflective coating, and uniformly distributed in the recess 31 of the LED light source 2 for heat dissipation.
  • a hollow cylinder 34 In the middle of the body 3 is a hollow cylinder 34, and a metal fin 33 is uniformly distributed horizontally around the body.
  • the insulating member 4 may be made of a material such as PC or nylon: a material having a circumferential heat dissipation hole 42 distributed thereon.
  • the lamp cap 5 includes a lamp cap housing 51 and an LED driver; a power source 52, wherein the LED driving power source 52 is mounted in the cap housing 51, and the LED light source 2 is connected to the wire through: a recessed hole 35 on the surface 32 of the truncated cone, a hollow cylinder 34, and The LED driving power source 52' in the lamp cap 5 is connected.
  • the embodiment is composed of a lampshade 1, an LED light source 2, a heat radiating body 3, an insulating member 4, and a lamp cap 5.
  • the fins 34 of the heat dissipating body 3 are vertically distributed.
  • the internal hollow cylinder 36 of the heat dissipating body 3 is provided with an internal thread 37
  • the insulating member 4 is provided with an external thread 41, which is The heat sink 3 and the insulating member 4 are connected and fixed.
  • the lampshade 1 and the heat sink 3 can also be connected by other methods such as screw structure, silicone bonding or silicone bonding and stamping and fixing; the heat sink 3 and the insulating member 4 can also be bonded by a reverse button connection structure and a silicone bond. Or other methods such as silicone bonding and stamping and fixing; the insulating member 4 and the lamp cap 5 may also be connected by other various means such as a screw structure, a reverse button connection structure or a direct silicone bonding.

Abstract

An energy-saving LED lamp comprises a lampshade (1), a LED light source (2), a heat radiating body (3), an isolator (4) and a lamp adapter (5). The LED light source (2) is a high-power LED and inserted in a surface of a substantive cone of an end of the radiating body (3), the surface (32) is covered with a reflective layer. The isolator (4) is provided between the heat radiating body (3) and the lamp adapter (5). The heat radiating body (3) is a monolithic structure, an interior of the heat radiating body (3) has a hollow cylinder (36), metallic radiating pieces (34) are uniformly provided around the hollow cylinder (36), and the LED light source (2) can dissipate heat effectively via the heat radiating body (3).

Description

LED节能灯  LED energy saving lamp
技术领域 Technical field
本发明涉及一种节能照明灯具, 尤其是一种 LED节能灯。 背景技术  The invention relates to an energy-saving lighting fixture, in particular to an LED energy-saving lamp. Background technique
在目前全球能源日益紧张的情况下, 各国都在倡导节能、寻找节能的各种 途径, 其中 LED (发光二极管) 由于其节能、 环保、 寿命长、 驱动电压低、 光 效高、 无辐射、 抗冲击等优点, 而备受瞩目。  In the current global energy shortage, countries are advocating energy-saving and looking for ways to save energy. Among them, LEDs (light-emitting diodes) are energy-saving, environmentally friendly, have long life, low driving voltage, high luminous efficiency, no radiation, and resistance. The impact and other advantages are highly regarded.
在市场上, 也已经有了各种 LED的灯具, 质量参差不齐, 大部分存在着亮 度不够、 功率有限、 散热效果差、 光衰减快、 成本高等问题。  In the market, there are also various LED lamps, the quality is uneven, and most of them have problems such as insufficient brightness, limited power, poor heat dissipation, fast light attenuation, and high cost.
在专利公开号为 CN1407271A的 LED芯片荧光节能灯发明专利中, 将 LED 镶嵌在灯罩内的灯芯柱上, 通过灯座内的驱动电源驱动 LED发光。显然该专利 没有很好的考虑到 LED的散热问题,单靠灯座下的圆周散热孔仍无法满足大功 率 LED的散热, 因此 LED只能采用低功率型的, 无法采用大功率的 LED, 限制 了灯具的亮度以及使用范围。 发明内容  In the invention patent of the LED chip fluorescent energy-saving lamp disclosed in Patent Publication No. CN1407271A, the LED is embedded in the wick column in the lamp cover, and the LED is illuminated by the driving power source in the lamp holder. Obviously, the patent does not take into account the heat dissipation problem of the LED. The circumferential heat dissipation hole under the lamp holder cannot meet the heat dissipation of the high-power LED. Therefore, the LED can only adopt the low-power type, and the high-power LED cannot be used. The brightness of the luminaire and the range of use. Summary of the invention
针对上述现有技术存在的不足,本发明提供一种 LED节能灯, 由灯罩、 LED 光源、散热体、绝缘件和灯头组成, 其中灯罩采用 PC、压克力、玻璃等材料制 作, 内部涂布有荧光粉层, 外形可以是球形、 半球形、椭圆形、 蘑菇形或蜂窝 形等各种形状, 并可以任意更改其规格和大小。 LED光源采用大功率 LED作为 光源,可以根据需要变化其功率和数量, LED镶嵌在散热体端部的类圆台表面, 其中类圆台表面涂布有反光层, 并均匀分布有镶嵌 LED的凹槽, 凹橹底部或两 侧设置有开孔。 散热体中间为一空心圆柱, 在其周围均匀分布有金属散热片, 可以采用水平分布、垂直分布或倾斜分布的一种或几种混合体,绝缘件采用 PC、 尼龙等绝缘材料制作, 其将散热体和灯头分开隔离, 使散热体绝缘。灯头包括 灯头外壳和 LED驱动电源, 其中 LED驱动电源安装在灯头外壳内, LED连接线 通过类圆台表面的凹槽内开孔、 空心圆柱和灯头内的电源相连, 构成通路。  In view of the deficiencies of the prior art, the present invention provides an LED energy-saving lamp, which is composed of a lamp cover, an LED light source, a heat sink, an insulating member and a lamp cap. The lampshade is made of PC, acrylic, glass, etc., and is internally coated. It has a phosphor layer and can be in the shape of a sphere, a hemisphere, an ellipse, a mushroom or a honeycomb, and can be arbitrarily changed in size and size. The LED light source uses a high-power LED as a light source, and can change its power and quantity according to needs. The LED is embedded in the surface of the circular table at the end of the heat sink, wherein the surface of the circular table is coated with a reflective layer, and the groove of the embedded LED is evenly distributed. An opening is provided at the bottom or both sides of the recess. The middle of the heat dissipating body is a hollow cylinder, and a metal fin is evenly distributed around the heat dissipating body, and one or several kinds of mixed bodies of horizontal distribution, vertical distribution or oblique distribution may be used, and the insulating member is made of insulating materials such as PC and nylon, which will be The heat sink and the lamp head are separated separately to insulate the heat sink. The lamp cap comprises a lamp cap casing and an LED driving power source, wherein the LED driving power source is installed in the lamp cap casing, and the LED connecting wire is connected through a hole in the groove on the surface of the truncated cone, a hollow cylinder and a power source in the lamp cap to form a passage.
灯罩和散热体的连接、 散热体和绝缘件的连接以及绝缘件和灯头的连接, 根据环境和成本等各种需要,可以采用有卡位和卡槽的倒扣式连接结构或有内 螺纹和外螺纹的螺纹结构或硅胶粘合或硅胶粘合再冲压固定等其他各种方式 连接。 The connection between the lampshade and the heat sink, the connection of the heat sink and the insulator, and the connection of the insulator and the lamp cap may be reversed or connected with a card slot and a card slot depending on various requirements such as environment and cost. The threaded structure of the threaded and external threads or other various means such as silicone bonding or silicone bonding and stamping and fixing.
所述的 LED光源可以为单独管芯、芯片级封装、传统封装和表面安装式装 置(SMD)等各种大功率 LED。  The LED light source can be a variety of high power LEDs such as a single die, a chip scale package, a conventional package, and a surface mount device (SMD).
所述的散热体为一端封闭的整体, 由类圆台表面和散热片组成, 类圆台表 面设有反光层, 散热片的排列可以为水平分布、垂直分布或倾斜分布中的一种 或几种混合体; 其形状可以为环形、 圆形、 扇形、 方形、 多边形中的一种或几 种混合体。  The heat dissipating body is a whole closed at one end, and is composed of a surface of a round table and a heat sink. The surface of the circular table is provided with a reflective layer, and the arrangement of the heat sink may be one or a mixture of horizontal distribution, vertical distribution or oblique distribution. The shape may be one or a mixture of a ring, a circle, a fan, a square, and a polygon.
所述的散热体上的散热片可以根据需要调解数量和大小。  The heat sink on the heat sink can be adjusted in number and size as needed.
所述的类圆台表面可以为圆台型、半球型、 圆锥型、棱柱型或圆柱型中的 一种或几种混合体。  The surface of the truncated cone may be one or a mixture of a truncated cone type, a hemispherical type, a conical type, a prismatic type or a cylindrical type.
所述的灯头可以采用铝合金、 铜、 铝等各种金属和合金。  The lamp cap can be made of various metals and alloys such as aluminum alloy, copper, and aluminum.
本发明釆用的散热体为一体式结构,能够有效的将 LED光源产生的热量通 :: 过散热片散发出去, 达到很好的散热效果、使光衰减慢, 提高了 LED的使用寿. The heat dissipating body used in the invention is an integrated structure, and can effectively pass the heat generated by the LED light source : : The heat dissipating fin is emitted, the heat dissipating effect is achieved, the light attenuation is slow, and the service life of the LED is improved.
附图说明 DRAWINGS
下面结合附图和实施例对本发明进一步说明。 The invention will now be further described with reference to the drawings and embodiments.
图 1为本发明的 LED节能灯的立体结构示意图 (实施例 1 ); 1 is a schematic perspective view of a three-dimensional LED energy-saving lamp of the present invention (Embodiment 1);
图 2为本发明的 LED节能灯的剖面示意图 (实施例 1 ); 2 is a schematic cross-sectional view of an LED energy saving lamp of the present invention (Embodiment 1);
图 3为本发明的 LED节能灯的立体结构分解图 (实施例 1 ); Figure 3 is a perspective exploded view of the LED energy saving lamp of the present invention (Embodiment 1);
图 4为本发明的 LED节能灯的另一立体结构分解图 (实施例 1 ); 4 is another perspective structural exploded view of the LED energy saving lamp of the present invention (Embodiment 1);
图 5为本发明的 LED节能灯的立体结构示意图 (实施例 2); Figure 5 is a perspective view showing the three-dimensional structure of the LED energy-saving lamp of the present invention (Embodiment 2);
图 6为本发明的 LED节能灯的立体结构示意图 (实施例 2); Figure 6 is a perspective view showing the three-dimensional structure of the LED energy-saving lamp of the present invention (Embodiment 2);
图 7为本发明的 LED节能灯的立体结构分解图 (实施例 2); Figure 7 is a perspective exploded view of the LED energy saving lamp of the present invention (Embodiment 2);
图 8为本发明的 LED节能灯的另一立体结构分解图 (实施例 2)。 具体实施方式 Fig. 8 is another exploded perspective view of the LED energy saving lamp of the present invention (Embodiment 2). detailed description
下面结合附图和具体实施例对本发明作进一步说明,但不作为本发明的限 定。 实施例 1 : The invention is further illustrated by the following figures and specific examples, but is not to be construed as limiting. Example 1:
如图 1、 2、 3、 4所示, 本实施例由灯罩 1、 LED光源 2、 散热体 3、 绝缘 件 4和灯头 5组成。其中如图 3所示,灯罩 1的端口部设置有内扣 12,散热体 3的类圆台表面 31下方处设置有外扣 35,其和内扣 12共同构成倒扣式连接结 构, 将灯罩 1和散热体 2固定连接。 同样, 如图 3、 4所示, 散热体 3的另一 开口端设置有内扣 37, 绝缘件 4上设置有外扣 41, 两者构成倒扣式连接结构, 将散热体 3和绝缘件 4连接固定。而绝缘件 4的一端通过硅胶类材料粘合在灯 头主体 51内壁, 然后通过冲压固定在一起。 由此而形成一个完整的灯具结构。  As shown in Figs. 1, 2, 3, and 4, the present embodiment is composed of a lampshade 1, an LED light source 2, a heat radiating body 3, an insulating member 4, and a lamp cap 5. As shown in FIG. 3, the port portion of the lampshade 1 is provided with an inner buckle 12, and an outer buckle 35 is disposed below the surface of the trough-like table 31 of the heat dissipating body 3, and the inner buckle 12 and the inner buckle 12 together form an inverted connection structure, and the lampshade 1 is It is fixedly connected to the heat sink 2. Similarly, as shown in FIGS. 3 and 4, the other open end of the heat dissipating body 3 is provided with an inner buckle 37, and the outer insulating member 4 is provided with an outer buckle 41, which constitute an inverted connection structure, and the heat dissipating body 3 and the insulating member 4 connection is fixed. On the other hand, one end of the insulating member 4 is bonded to the inner wall of the base body 51 by a silicone-like material, and then fixed together by punching. This results in a complete luminaire structure.
如图 3、 4所示, 灯罩 1采用 P C、压克力、玻璃等各种材料制作, 内壁涂 布有荧光粉层 11,开口端设置有内扣 12。LED光源 2采用大功率 LED作为光源, 镶嵌在散热体 3端部的类圆台表面 32, 其中类圆台表面 32涂布有反光涂层, 并均匀分布有镶嵌 LED光源 2的凹槽 31内, 散热体 3中间为一空心圆柱 34, 在其周围均匀水平分布有金属散热片 33。 绝缘件 4可以采用 PC、 尼龙等绝缘:; 材料制作, 其上分布有一圆周的散热孔 42。 灯头 5包括灯头外壳 51和 LED驱;. 动电源 52, 其中 LED驱动电源 52安装在灯头外壳 51内, LED光源 2连接线通: 过类圆台表面 32上的凹槽孔 35、 空心圆柱 34和灯头 5内的 LED驱动电源 52 ' 相连。 如图 5、 6所示, 实施例由灯罩 1、 LED光源 2、 散热体 3、 绝缘件 4和灯 头 5组成。 但是其散热体 3的散热片 34为垂直分布, 由图 7、 8可知, 在散热 体 3的中间空心圆柱 36内设有内螺纹 37, 在绝缘件 4上设置有外螺紋 41, 通 过螺紋将散热体 3和绝缘件 4进行连接固定。  As shown in Figs. 3 and 4, the lampshade 1 is made of various materials such as P C, acrylic, glass, etc., the inner wall is coated with a phosphor layer 11, and the inner end is provided with an inner buckle 12. The LED light source 2 uses a high-power LED as a light source, and is embedded in the circular-like table surface 32 at the end of the heat-dissipating body 3, wherein the circular-like table surface 32 is coated with a reflective coating, and uniformly distributed in the recess 31 of the LED light source 2 for heat dissipation. In the middle of the body 3 is a hollow cylinder 34, and a metal fin 33 is uniformly distributed horizontally around the body. The insulating member 4 may be made of a material such as PC or nylon: a material having a circumferential heat dissipation hole 42 distributed thereon. The lamp cap 5 includes a lamp cap housing 51 and an LED driver; a power source 52, wherein the LED driving power source 52 is mounted in the cap housing 51, and the LED light source 2 is connected to the wire through: a recessed hole 35 on the surface 32 of the truncated cone, a hollow cylinder 34, and The LED driving power source 52' in the lamp cap 5 is connected. As shown in Figs. 5 and 6, the embodiment is composed of a lampshade 1, an LED light source 2, a heat radiating body 3, an insulating member 4, and a lamp cap 5. However, the fins 34 of the heat dissipating body 3 are vertically distributed. As can be seen from FIGS. 7 and 8, the internal hollow cylinder 36 of the heat dissipating body 3 is provided with an internal thread 37, and the insulating member 4 is provided with an external thread 41, which is The heat sink 3 and the insulating member 4 are connected and fixed.
此外, 灯罩 1和散热体 3还可以通过螺紋结构、硅胶粘合或硅胶粘合再冲 压固定等其他各种方式连接; 散热体 3和绝缘件 4也可以通过倒扣式连接结 构、硅胶粘合或硅胶粘合再冲压固定等其他各种方式连接; 绝缘件 4和灯头 5 也可以通过螺纹结构、 倒扣式连接结构或直接硅胶粘合等其他各种方式连接。  In addition, the lampshade 1 and the heat sink 3 can also be connected by other methods such as screw structure, silicone bonding or silicone bonding and stamping and fixing; the heat sink 3 and the insulating member 4 can also be bonded by a reverse button connection structure and a silicone bond. Or other methods such as silicone bonding and stamping and fixing; the insulating member 4 and the lamp cap 5 may also be connected by other various means such as a screw structure, a reverse button connection structure or a direct silicone bonding.
以上所述的实施例, 只是本发明较优选的具体实施方式, 本领域的技术人 员在技术方案范围内进行的通常变化和替换都应该包括在本发明的保护范围 内。  The embodiments described above are only preferred embodiments of the present invention, and the usual changes and substitutions made by those skilled in the art within the scope of the technical solutions are included in the scope of the present invention.

Claims

1、 一种 LED节能灯, 包括灯罩、 LED光源、 散热体、 绝缘件和灯头, 其特征在于, 灯罩设置于散热体上, 散热体和灯头通过绝缘体连接固定, 大功 率 LED光源镶嵌于散热体类圆台表面的凹槽内。  1. An LED energy-saving lamp, comprising a lamp cover, an LED light source, a heat sink, an insulating member and a lamp cap, wherein the lamp cover is disposed on the heat sink, the heat sink and the lamp cap are connected and fixed by an insulator, and the high-power LED light source is embedded in the heat sink. Inside the groove on the surface of a circular table.
2、 根据权利要求 1所述的 LED节能灯, 其特征在于, 所述的散热体为一 端封闭的整体, 由类圆台表权面和散热片组成, 类圆台表面设有反光涂层。  The LED energy-saving lamp according to claim 1, wherein the heat dissipating body is an end-closed whole body, and is composed of a circular-shaped table surface and a heat sink, and the surface of the circular-shaped table is provided with a reflective coating.
3、 根据权利要求 2所述的 LED节能灯, 其特征在于, 散热体可以为水平 分布、 垂直分布或倾斜分布的一种或几种混合体。  3. The LED energy saving lamp according to claim 2, wherein the heat dissipating body is one or a mixture of horizontally distributed, vertically distributed or obliquely distributed.
4、 根据权利要求 2所述的 LED节能灯, 其特征在于, 散热体的形状可以 为环形、 圆形、 扇形、 方形、 多边形中的一种或几种混合体。  The LED energy-saving lamp according to claim 2, wherein the heat dissipating body has a shape of one or a mixture of a ring shape, a circular shape, a fan shape, a square shape, and a polygonal shape.
5、 根据权利要求 1所述的 LED节能灯, 其特征在于, 所述的类圆台表面 可以为圆台型、 圆锥型、 半球型、 棱柱型或圆柱型书中的一种或几种混合体。  The LED energy-saving lamp according to claim 1, wherein the surface of the truncated cone is one or a mixture of a truncated cone type, a conical type, a hemispherical type, a prismatic type or a cylindrical type.
6、 根据权利要求 1所述的 LED节能灯, 其特征在于, 所述的灯头包括灯 头外壳和 LED驱动电源, 其中 LED驱动电源安装在灯头外壳内。  6. The LED energy saving lamp according to claim 1, wherein the lamp cap comprises a lamp housing and an LED driving power source, wherein the LED driving power source is installed in the lamp housing.
7、 根据权利要求 1所述的 LED节能灯, 其特征在于, 所述灯罩内层涂布 有荧光粉层。  The LED energy-saving lamp according to claim 1, wherein the inner layer of the lampshade is coated with a phosphor layer.
PCT/CN2007/002988 2006-10-26 2007-10-18 An energy-saving led lamp WO2008049323A1 (en)

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