WO2015058521A1 - Led projection-type light source - Google Patents

Led projection-type light source Download PDF

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Publication number
WO2015058521A1
WO2015058521A1 PCT/CN2014/078160 CN2014078160W WO2015058521A1 WO 2015058521 A1 WO2015058521 A1 WO 2015058521A1 CN 2014078160 W CN2014078160 W CN 2014078160W WO 2015058521 A1 WO2015058521 A1 WO 2015058521A1
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WO
WIPO (PCT)
Prior art keywords
lamp
light source
led
cup
led projection
Prior art date
Application number
PCT/CN2014/078160
Other languages
French (fr)
Chinese (zh)
Inventor
张夙敏
Original Assignee
深圳市中电照明股份有限公司
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.)
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Publication date
Priority to CN201310499831.3 priority Critical
Priority to CN201310499831.3A priority patent/CN103527954B/en
Application filed by 深圳市中电照明股份有限公司 filed Critical 深圳市中电照明股份有限公司
Publication of WO2015058521A1 publication Critical patent/WO2015058521A1/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
    • F21V7/00Reflectors for light sources
    • F21V7/0091Reflectors for light sources using total internal reflection
    • 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
    • F21K9/233Retrofit 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 a spot light distribution, e.g. for substitution of reflector lamps
    • 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
    • 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
    • F21V5/00Refractors for light sources
    • F21V5/04Refractors for light sources of lens shape
    • 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]

Abstract

An LED projection-type light source, comprising a lamp body (1), a lamp base connection part (2), a cup-shaped reflector lamp (3), an LED chip (5), a drive circuit assembly (6), and a heat dissipation tube (4); the lamp base connection part (2) is fixedly connected to the front of the lamp body (1); the drive circuit assembly (6) is located in the inner cavity of the lamp body (1); the heat dissipation tube (4) is embedded in the top of the inner cavity of the lamp body (1); the LED chip (5) is fixed on the heat dissipation tube (4), and conducts and dissipates heat via the heat dissipation tube (4); the drive circuit assembly (6) is electrically connected to the lamp base connection part (2) and the LED chip (5) respectively; the cup-shaped reflector lamp (3) comprises a lamp cup-shaped portion (31) and a lens portion (32) integrally formed and made from light-transmitting material; the lens portion (32) gathers together in the light exiting direction the light emitted by the LED chip (5); and the lamp cup-shaped portion (31) totally reflects the light emitted by the LED chip (5). The LED projection-type light source has a simple and ingenious structure, attractive appearance, and crystal-clear light emitting effect, and can be widely applied in the field of LED light sources.

Description

一种 LED投射式光源 技术领域  LED projection light source
本发明涉及一种 LED投射式光源。 说  The invention relates to an LED projection light source. Say
背景技术  Background technique
目前在照明领域, LED因具有节能、 高光效、 长寿命、 启动快等优点, 已经越来越广泛应用到光源中作为照明之用。书在光源中, 诸如 GU10、 MR16、 MR11、 PAR16和 PAR20等小型投射式光源被广泛使用, 上述类型的光源具 有一个共同特点就是发光面后面都有反射式灯杯,现有的 LED光源种类已经 可以直接替代上述型号的卤素光源, 而且尺寸上也已经和卤钨灯一样了, 但 从制造材料和外观设计已经让人产生了审美疲劳, 其结构也基本是在导热材 料制作的灯体里面装一组 LED和透镜,外观设计无非就是改变灯体表面条纹 形状和透镜的发光面。这些反射灯杯传统采用玻璃制作, 并在反射面上镀铝; 后来随着发展到 LED光源, 反射杯也逐渐变成了金属压铸件, 其内部固定着 椎形透镜; 现有的这些反射杯都是不透明的。  At present, in the field of lighting, LEDs have been widely used in lighting sources for lighting because of their advantages of energy saving, high luminous efficiency, long life, and fast startup. In the light source, small projection light sources such as GU10, MR16, MR11, PAR16 and PAR20 are widely used. The common feature of the above-mentioned types of light sources is that there are reflective lamp cups behind the light-emitting surface, and the existing LED light source types have been It can directly replace the halogen light source of the above model, and it has the same size as the tungsten halogen lamp, but it has caused aesthetic fatigue from the manufacturing materials and design, and its structure is basically installed in the lamp body made of heat conductive material. A set of LEDs and lenses, the design is nothing more than changing the stripe shape of the surface of the lamp body and the luminous surface of the lens. These reflector cups are traditionally made of glass and are plated with aluminum on the reflective surface. Later, as the LED source was developed, the reflector cup gradually became a metal die-cast part with a cone-shaped lens inside; the existing reflector cups They are all opaque.
发明内容 Summary of the invention
本发明所要解决的技术问题是克服现有技术的不足, 提供一种结构简单 巧妙、 外形美观、 发光效果晶莹剔透的 LED投射式光源。 本发明所采用的技术方案是: 本发明包括灯体、 灯头连接部、 反射灯杯、 LED芯片、驱动电路组件, 所述 LED投射式光源还包括散热筒, 所述灯头连 接部固定连接于所述灯体的前端,所述驱动电路组件位于所述灯体的内腔内, 所述散热筒嵌入所述灯体的内腔顶部,所述 LED芯片固定于所述散热筒上并 说 明 书 The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art, and to provide an LED projection type light source with simple and ingenious structure, beautiful appearance and crystal clear effect. The technical solution adopted by the present invention is as follows: The present invention comprises a lamp body, a lamp head connecting portion, a reflector lamp cup, an LED chip, and a driving circuit assembly, wherein the LED projection type light source further comprises a heat dissipating tube, and the lamp head connecting portion is fixedly connected to the a front end of the lamp body, the driving circuit assembly is located in the inner cavity of the lamp body, the heat dissipating tube is embedded in the top of the inner cavity of the lamp body, and the LED chip is fixed on the heat dissipating tube Description
通过所述散热筒导热、 散热, 所述驱动电路组件分别与所述灯头连接部及所 述 LED芯片相电连接, 所述反射灯杯包括灯杯部、 透镜部, 所述灯杯部与所 述透镜部采用透光材料制成且一体成型,所述透镜部用于将所述 LED芯片发 出的光向光源的出光方向聚拢,所述灯杯部用于将所述 LED芯片发出的光向 光源的出光方向进行全反射。 The driving circuit assembly is electrically connected to the lamp head connecting portion and the LED chip respectively, wherein the reflector lamp cup comprises a lamp cup portion and a lens portion, and the lamp cup portion and the lamp cup portion The lens portion is made of a light-transmitting material for integrally gathering light emitted by the LED chip to a light-emitting direction of the light source, and the lamp cup portion is for directing light emitted by the LED chip The light source is totally reflected in the light exiting direction.
所述灯体为散热灯体。  The lamp body is a heat dissipation lamp body.
所述灯体采用陶瓷或导热塑料制成。  The lamp body is made of ceramic or thermally conductive plastic.
所述反射灯杯为透明体。  The reflector lamp cup is a transparent body.
所述反射灯杯采用玻璃或塑料制成。  The reflector lamp cup is made of glass or plastic.
所述反射灯杯与同规格的反射灯杯外形及大小一致。  The reflector lamp cup has the same shape and size as the reflector cup of the same specification.
所述 LED投射式光源的光束角为 15 ° 〜100° 。  The LED projection light source has a beam angle of 15 ° to 100 °.
进一歩, 所述 LED投射式光源的光束角为 15 ° 〜25 ° 。  Further, the LED projection light source has a beam angle of 15 ° to 25 °.
所述灯头连接部的型号为 GU10或 GU5.3或 E14或 E26或 Έ2Ί。  The type of the lamp joint is GU10 or GU5.3 or E14 or E26 or Έ2Ί.
所述 LED投射式光源的型号为 MR16或 MR11或 PAR16或 PAR20。 本发明的有益效果是: 由于本发明包括灯体、 灯头连接部、 反射灯杯、 LED芯片、 驱动电路组件、 散热筒, 所述灯头连接部固定连接于所述灯体的 前端, 所述驱动电路组件位于所述灯体的内腔内, 所述散热筒嵌入所述灯体 的内腔顶部, 所述 LED芯片固定于所述散热筒上并通过所述散热筒导热、 散 热, 所述驱动电路组件分别与所述灯头连接部及所述 LED芯片相电连接, 所 述反射灯杯包括灯杯部、 透镜部, 所述灯杯部与所述透镜部采用透光材料制 成且一体成型,所述透镜部用于将所述 LED芯片发出的光向光源的出光方向 聚拢,所述灯杯部用于将所述 LED芯片发出的光向光源的出光方向进行全反 射; 本发明采用全反射原理, 采用透光材料制成且一体成型设计一款自带透 镜的反射杯, 外形尺寸可以和传统的卤素光源的外形尺寸一致, 后半部分采 用散热筒用来固定 LED芯片, 利于散热, 从外观上看, 所述反射灯杯是完全 透明的, 而所述灯体是不透明的, 大胆的把现有的全反射透镜解放出来, 使 其与透镜一体成型, 并没有用导热材料去包裹它, 将全反射透镜的晶莹剔透 的外观作为 GU10光源的主体展现出来, 托在手里象钻石, 点亮以后光彩夺 目, 而作为投射光源的实用性丝毫不减, 其可以将 80%以上的光通量投射到 前方 25 ° 角的光束角范围内, 使人眼前一亮, 也可以通过透镜的设计满足客 户的任何光束角要求, 故本发明是一种结构简单巧妙、 外形美观、 发光效果 晶莹剔透的 LED投射式光源。说 The model of the LED projection light source is MR16 or MR11 or PAR16 or PAR20. The present invention has the following advantages: Since the present invention includes a lamp body, a lamp cap connecting portion, a reflector lamp cup, an LED chip, a driving circuit assembly, and a heat dissipating cylinder, the cap connecting portion is fixedly coupled to the front end of the lamp body, and the driving The circuit assembly is located in the inner cavity of the lamp body, the heat dissipation tube is embedded in the top of the inner cavity of the lamp body, the LED chip is fixed on the heat dissipation tube and conducts heat and heat through the heat dissipation tube, and the driving The circuit assembly is electrically connected to the lamp head connecting portion and the LED chip respectively, the reflector lamp cup includes a lamp cup portion and a lens portion, and the lamp cup portion and the lens portion are made of a light transmissive material and integrally formed The lens portion is configured to gather light emitted by the LED chip to a light emitting direction of the light source, and the light cup portion is configured to totally reflect the light emitted by the LED chip toward a light emitting direction of the light source; The principle of reflection is made of light-transmitting material and is integrally designed to form a reflective cup with a lens. The outer dimensions can be the same as that of the traditional halogen light source. The rear half is made of a heat sink. It is used to fix the LED chip, which is good for heat dissipation. In appearance, the reflector lamp cup is completely transparent, and the lamp body is opaque, and the existing total reflection lens is liberated liberally. It is integrally formed with the lens, and does not wrap it with a heat-conducting material. The crystal-clear appearance of the total-reflective lens is displayed as the main body of the GU10 light source, and it is like a diamond in the hand, and it is dazzling after lighting, and as a projection light source. Practicality is undiminished, it can project more than 80% of the luminous flux into the range of the beam angle of the front 25 ° angle, so that the eye can be brightened, and the lens can be designed to meet any beam angle requirements of the customer, so the present invention is An LED projection light source with simple and ingenious structure, beautiful appearance and crystal clear effect. Say
附图说明 图 1是本发明实施例 的整体结构示意图书; BRIEF DESCRIPTION OF DRAWINGS FIG. 1 is a schematic diagram of an overall structure of an embodiment of the present invention;
图 2是本发明实施例 的剖面结构示意图;  Figure 2 is a schematic cross-sectional view showing an embodiment of the present invention;
图 3是本发明实施例 的分解结构示意图;  Figure 3 is a schematic exploded view of the embodiment of the present invention;
图 4是本发明实施例 的整体结构示意图;  Figure 4 is a schematic view showing the overall structure of an embodiment of the present invention;
图 5是本发明实施例 的剖面结构示意图;  Figure 5 is a cross-sectional structural view showing an embodiment of the present invention;
图 6是本发明实施例 的分解结构示意图。  Fig. 6 is a schematic exploded view of the embodiment of the present invention.
具体实施方式 实施例一: 如图 1〜图 3所示, 本实施例的 LED投射式光源是一种常见的 MR16型 号的 LED投射式光源,包括灯体 1、灯头连接部 2、反射灯杯 3、 LED芯片 5、 驱动电路组件 6、散热筒 4,所述灯头连接部 2固定连接于所述灯体 1的前端, 所述驱动电路组件 6位于所述灯体 1的内腔内, 所述散热筒 4嵌入所述灯体 1的内腔顶部, 所述 LED芯片 5固定于所述散热筒 4上并通过所述散热筒 4 导热、 散热, 所述驱动电路组件 6分别与所述灯头连接部 2及所述 LED芯片 5相电连接, 所述反射灯杯 3包括灯杯部 31、 透镜部 32, 所述灯杯部 31与 所述透镜部 32采用透光材料制成且一体成型,所述透镜部 32用于将所述 LED 说 明 书 DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiment 1 As shown in FIG. 1 to FIG. 3, the LED projection light source of this embodiment is a common MR16 type LED projection light source, including a lamp body 1, a lamp head connecting portion 2, and a reflector lamp cup. 3. The LED chip 5, the driving circuit assembly 6, the heat sink 4, the base connecting portion 2 is fixedly connected to the front end of the lamp body 1, and the driving circuit assembly 6 is located in the inner cavity of the lamp body 1, The heat sink 4 is embedded in the top of the inner cavity of the lamp body 1. The LED chip 5 is fixed on the heat sink 4 and thermally and thermally dissipated through the heat sink 4. The drive circuit assembly 6 and the lamp base are respectively The connecting portion 2 and the LED chip 5 are electrically connected to each other, and the reflector cup 3 includes a lamp cup portion 31 and a lens portion 32. The lamp cup portion 31 and the lens portion 32 are made of a light-transmitting material and integrally formed. The lens portion 32 is for using the LED Instruction manual
芯片 5发出的光向光源的出光方向聚拢, 所述灯杯部 31用于将所述 LED芯 片 5发出的光向光源的出光方向进行全反射; 所述灯体 1为采用散热材料制 成的散热灯体, 本实施例中, 所述灯体 1采用陶瓷制成; 所述反射灯杯 3为 透明体, 本实施例中, 所述反射灯杯 3采用玻璃制成; 所述反射灯杯 3与同 规格的反射灯杯外形及大小一致, 所述灯头连接部 2 的型号为 GU10, 所述 LED投射式光源的光束角为 25 ° , 当然所述 LED投射式光源的光束角的范 围可为 15 ° 〜100° ,作为聚光射灯,所述 LED投射式光源的光束角在 15 ° 〜 25 ° 范围内更好, 以更加聚光。 实施例二: 如图 4〜图 6所示, 本实施例的 LED投射式光源与实施例一的区别特征 在于: 本实施例中, 所述灯体 1采用导热塑料制成, 所述反射灯杯 3采用塑 料制成, 所述灯头连接部 2的型号为 GU5.3。 本实施例的其余特征同实施例一。 以上实施例仅为举例说明, 并非是对本发明保护范围的限制。 如所述灯 头连接部 2的型号还可以为 E14或 E26或 E27等其他型号, 所述 LED投射 式光源的型号还可以为 MR11或 PAR16或 PAR20等其他型号。 本发明采用全反射原理, 采用透光材料制成且一体成型设计一款自带透 镜的反射杯, 外形尺寸可以和传统的卤素光源的外形尺寸一致, 后半部分采 用散热筒用来固定 LED芯片, 利于散热, 从外观上看, 所述反射灯杯是完全 透明的, 而所述灯体是不透明的, 大胆的把现有的全反射透镜解放出来, 使 其与透镜一体成型, 并没有用导热材料去包裹它, 将全反射透镜的晶莹剔透 的外观作为 GU10光源的主体展现出来, 托在手里象钻石, 点亮以后光彩夺 目, 而作为投射光源的实用性丝毫不减, 其可以将 80%以上的光通量投射到 前方 25 ° 角的光束角范围内, 使人眼前一亮, 也可以通过透镜的设计满足客 户的任何光束角要求, 因此本发明是一种结构简单巧妙、 外形美观、 发光效 果晶莹剔透的 LED投射式光源。 本发明可广泛应用于 LED光源领域。 说 The light emitted by the chip 5 is gathered toward the light emitting direction of the light source, and the light cup portion 31 is used for totally reflecting the light emitted by the LED chip 5 to the light emitting direction of the light source; the lamp body 1 is made of a heat dissipating material. In the present embodiment, the lamp body 1 is made of ceramics; the reflector lamp cup 3 is a transparent body. In this embodiment, the reflector lamp cup 3 is made of glass; 3 is the same as the shape and size of the reflector cup of the same specification, the model of the lamp head connection part 2 is GU10, and the beam angle of the LED projection type light source is 25 °, of course, the range of the beam angle of the LED projection type light source can be For 15 ° ~ 100 °, as a spotlight, the beam angle of the LED projection source is better in the range of 15 ° ~ 25 ° to more concentrated. Embodiment 2: As shown in FIG. 4 to FIG. 6 , the difference between the LED projection type light source of the embodiment and the first embodiment is: in the embodiment, the lamp body 1 is made of a heat conductive plastic, and the reflector lamp is The cup 3 is made of plastic, and the type of the head connecting portion 2 is GU5.3. The remaining features of this embodiment are the same as those of the first embodiment. The above embodiments are merely illustrative and are not intended to limit the scope of the invention. The model of the base connection portion 2 may also be other models such as E14 or E26 or E27. The model of the LED projection light source may also be other models such as MR11 or PAR16 or PAR20. The invention adopts the principle of total reflection, is made of light-transmitting material and is integrally formed with a reflective cup with a lens. The outer shape can be the same as that of the traditional halogen light source, and the rear half is used to fix the LED chip. In view of heat dissipation, the reflector lamp cup is completely transparent, and the lamp body is opaque, and the existing total reflection lens is liberated liberally, so that it is integrally formed with the lens, and is not used. The thermal conductive material wraps it, and the crystal clear appearance of the total reflection lens is displayed as the main body of the GU10 light source. It is like a diamond in the hand, and it is dazzling after lighting, and the practicality as a projection light source is not reduced. More than 80% of the luminous flux is projected into the range of the beam angle of the front 25 ° angle, which makes the eye shine, and can also meet any beam angle requirements of the customer through the lens design. Therefore, the invention is simple and ingenious in structure and beautiful in appearance. Luminous effect A crystal clear LED projection light source. The invention can be widely applied to the field of LED light sources. Say
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Claims

权 利 要 求 书 Claims
、 一种 LED投射式光源, 包括灯体(1)、 灯头连接部 (2)、 反射灯杯 (3)、 LED芯片 (5)、 驱动电路组件 (6), 其特征在于: 所述 LED投射式光源 还包括散热筒(4), 所述灯头连接部(2) 固定连接于所述灯体(1) 的前 端,所述驱动电路组件(6)位于所述灯体(1)的内腔内,所述散热筒(4) 嵌入所述灯体 (1) 的内腔顶部, 所述 LED芯片 (5) 固定于所述散热筒An LED projection light source, comprising a lamp body (1), a lamp head connection portion (2), a reflector lamp cup (3), an LED chip (5), and a driving circuit component (6), wherein: the LED projection The light source further includes a heat sink (4), the base connecting portion (2) is fixedly connected to the front end of the lamp body (1), and the driving circuit component (6) is located in the inner cavity of the lamp body (1) The heat sink (4) is embedded in the top of the inner cavity of the lamp body (1), and the LED chip (5) is fixed to the heat sink
(4) 上并通过所述散热筒 (4) 导热、 散热, 所述驱动电路组件 (6) 分 别与所述灯头连接部 (2) 及所述 LED芯片 (5) 相电连接, 所述反射灯 杯 (3) 包括灯杯部 (31)、 透镜部 (32), 所述灯杯部 (31) 与所述透镜 部 (32) 采用透光材料制成且一体成型, 所述透镜部 (32) 用于将所述 LED芯片 (5) 发出的光向光源的出光方向聚拢, 所述灯杯部 (31) 用于 将所述 LED芯片 (5) 发出的光向光源的出光方向进行全反射。 、 根据权利要求 1所述的 LED投射式光源, 其特征在于: 所述灯体(1)为 散热灯体。 、 根据权利要求 2所述的 LED投射式光源, 其特征在于: 所述灯体(1)采 用陶瓷或导热塑料制成。 、 根据权利要求 1所述的 LED投射式光源,其特征在于:所述反射灯杯(3) 为透明体。 、 根据权利要求 4所述的 LED投射式光源,其特征在于:所述反射灯杯(3) 采用玻璃或塑料制成。 、 根据权利要求 1所述的 LED投射式光源,其特征在于:所述反射灯杯(3) 与同规格的反射灯杯外形及大小一致。 、 根据权利要求 1所述的 LED投射式光源, 其特征在于: 所述 LED投射式 光源的光束角为 15° 〜100° 。 、 根据权利要求 7所述的 LED投射式光源, 其特征在于: 所述 LED投射式 权 利 要 求 书 (4) thermally and thermally dissipating through the heat sink (4), the drive circuit assembly (6) being electrically connected to the base connection portion (2) and the LED chip (5), respectively, the reflection The lamp cup (3) includes a lamp cup portion (31) and a lens portion (32), and the lamp cup portion (31) and the lens portion (32) are made of a light transmissive material and integrally formed, the lens portion ( 32) for collecting light emitted by the LED chip (5) toward a light emitting direction of the light source, wherein the light cup portion (31) is configured to completely emit light emitted by the LED chip (5) toward a light source reflection. The LED projection light source according to claim 1, wherein the lamp body (1) is a heat dissipation lamp body. The LED projection light source according to claim 2, characterized in that: the lamp body (1) is made of ceramic or thermally conductive plastic. The LED projection light source according to claim 1, characterized in that the reflector lamp cup (3) is a transparent body. The LED projection light source according to claim 4, characterized in that the reflector lamp cup (3) is made of glass or plastic. The LED projection light source according to claim 1, wherein the reflector lamp cup (3) has the same shape and size as the reflector cup of the same specification. The LED projection light source according to claim 1, wherein the LED projection type light source has a beam angle of 15° to 100°. The LED projection light source according to claim 7, wherein: the LED projection type Claim
光源的光束角为 15 ° 〜25 ° 、 根据权利要求 1所述的 LED投射式光源, 其特征在于: 所述灯头连接部 The light source has a beam angle of 15 ° 〜25 °. The LED projection light source according to claim 1, wherein: the lamp head connecting portion
(2) 的型号为 GU10或 GU5.3或 E14或 E26或 E27。 、 根据权利要求 1所述的 LED投射式光源, 其特征在于: 所述 LED投射 式光源的型号为 MR16或 MR11或 PAR16或 PAR20。 The model number of (2) is GU10 or GU5.3 or E14 or E26 or E27. The LED projection light source according to claim 1, wherein: the type of the LED projection light source is MR16 or MR11 or PAR16 or PAR20.
PCT/CN2014/078160 2013-10-22 2014-05-22 Led projection-type light source WO2015058521A1 (en)

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