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WO2006125395A1 - Lampe a diode electroluminescente a reflexion - Google Patents

Lampe a diode electroluminescente a reflexion Download PDF

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Publication number
WO2006125395A1
WO2006125395A1 PCT/CN2006/001096 CN2006001096W WO2006125395A1 WO 2006125395 A1 WO2006125395 A1 WO 2006125395A1 CN 2006001096 W CN2006001096 W CN 2006001096W WO 2006125395 A1 WO2006125395 A1 WO 2006125395A1
Authority
WO
WIPO (PCT)
Prior art keywords
reflector
emitting diode
light
light emitting
illumination
Prior art date
Application number
PCT/CN2006/001096
Other languages
English (en)
French (fr)
Inventor
Lin Zhong
Jixin Liao
Yan Zhong
Yin Zhong
Original Assignee
Zhong, Genfa
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 Zhong, Genfa filed Critical Zhong, Genfa
Publication of WO2006125395A1 publication Critical patent/WO2006125395A1/zh

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/0008—Reflectors for light sources providing for indirect lighting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING 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
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Definitions

  • the present invention relates to an illumination lamp, and more particularly to an illumination lamp comprising a light-emitting diode as a light source and reflected one or more times.
  • lighting lamps such as incandescent lamps, fluorescent lamps, tungsten halogen lamps, low-pressure sodium lamps, high-intensity gas discharge lamps, etc. These lamps have large loss, short life, insufficient illumination, or unstable performance.
  • LEDs Light-emitting diodes
  • LEDs have the advantages of high brightness, low power consumption, and long life. They have high luminous visibility and can be seen by the naked eye, but they do not have the illumination required for illumination. At present, although there are concentrating light-emitting diodes, the spot is only a small dot.
  • Chinese patent LED light (CN1372096A), which was released on October 2, 2002, has a plurality of light-emitting diodes in the opening of the lamp housing, and adopts direct-fire illumination.
  • LED decorative lights currently on the market use direct-illuminated lighting, which has a small projection area and uneven illumination. Summary of the invention
  • An object of the present invention is to provide a luminaire capable of achieving illumination illuminance using a light-emitting diode in order to overcome the deficiencies of the prior art.
  • a lighting lamp includes at least one light emitting diode and a light reflecting sheet opposite to the light emitting diode.
  • the illuminating lamp further includes a reflector, the light emitting diode and the reflector are located inside the reflector, and the reflector is disposed at a rear portion of the reflector.
  • the luminaire also includes a bracket for securing the light emitting diode to the reflector.
  • the bracket includes two connecting rods connected to the rear of the reflector and a light-transmitting bottom plate connected to the two connecting rods for fixing the light-emitting diodes.
  • the bracket may also be a leg that is coupled to the reflective rear portion and the rear portion of the light emitting diode.
  • the reflector and the retroreflective sheeting may be integrally formed.
  • the illuminating lamp further includes a translucent cover disposed at a front end of the reflector, and an outer casing disposed outside the reflector.
  • the positive progress of the invention is as follows: It can achieve the illumination required for illumination, can be used for daily illumination, save energy compared with ordinary illumination lamps, soft and uniform light, simple structure and long service life.
  • the light-emitting diodes used under normal conditions have a service life of nearly 50,000 hours. This is a light source of any other kind of illumination that is currently unattainable. It is especially suitable for remote mountainous areas and grassland desert areas that use green energy and solar photovoltaic power.
  • Figure 1 is a schematic longitudinal cross-sectional view showing a first embodiment of the present invention.
  • Figure 2 is a schematic longitudinal cross-sectional view showing a second embodiment of the present invention.
  • Figure 3 is a longitudinal cross-sectional view showing another form of a second embodiment of the present invention.
  • Figure 4 is a partial cross-sectional view showing a third embodiment of the present invention.
  • Figure 5 is a schematic longitudinal cross-sectional view showing a fourth embodiment of the present invention. detailed description
  • an illumination lamp comprising: a reflector 1, the cross-section of a horn gradually expanding from the rear to the exit; a light source disposed in the reflector 1, the light source is a light-emitting diode 2; A retroreflective sheeting 3 disposed inside the reflector 1 opposite to the light emitting diode 2, the reflecting surface of the retroreflective sheeting 3 is capable of diffusely reflecting the light emitted by the light emitting diode 2.
  • the illuminating lamp further includes a bracket 4 for fixing the light emitting diode 2 to the reflector 1.
  • the bracket 4 includes two connecting rods 41 and a light-transmitting bottom plate 42 fixed to the connecting rod 41.
  • the connecting rod 41 is fixed to the rear of the reflector 1.
  • the light-emitting diode 2 is mounted on the transparent bottom plate 42.
  • the transparent substrate 42 can be made of a light transmissive material such as light-transmissive plastic or glass so that light reflected from the retroreflective sheeting 3 can pass through the transparent substrate 42.
  • the light emitting diode 2 emits light and is irradiated onto the reflecting surface of the reflecting sheet 3.
  • the reflecting sheet 3 diffuses the light to reach the internal reflecting surface of the reflector 1, and undergoes another diffuse reflection and mixed reflection.
  • the front end of the reflector 1 emits light, and after two times of diffuse reflection and mixed reflection, the light is softened and evenly hooked.
  • a translucent cover 5 is disposed at the front end of the reflector 1 to maintain the light-emitting diode 2 disposed inside the reflector 1, the reflective sheet 3, and the internal reflective surface of the reflector 1 to ensure the safety during use.
  • the translucent cover 5 can also be made completely transparent, translucent, or have various colors and shapes as needed, thereby realizing the transformation of the light shape, color.
  • the outer casing 6 may be the same material as the reflector 1 or the outer surface may be repainted as needed, or may be designed to match the shape.
  • the rear portion of the reflector 1 can be glued to an existing base 7 or can be threaded, rivet-coupled or welded.
  • the embodiment is different from the first embodiment only in that: the bracket is a leg 8 connected to the rear of the reflector 1 and the rear of the LED 2, which may be a wire or Made of plastic fiber.
  • the leg 8 can also have the form of construction as shown in FIG.
  • this embodiment differs from the first or second embodiment described above in that the retroreflective sheeting 2 is integrally formed with the reflector 1.
  • Other parts of the configuration of this embodiment are the same as those of the first or second embodiment described above, and are not described again.
  • this embodiment differs from the above-described first, second or third embodiment in that: this embodiment employs three or more light-emitting diodes as light sources.
  • the rest of the configuration of this embodiment is the same as that of the first, second or third embodiment described above, and will not be described again.
  • the required number of light-emitting diodes may be used according to the needs of the illumination brightness; according to different color requirements, ultra-bright white or light-emitting diodes of blue, green, red or the like may be used.
  • the reflector may be a plurality of existing reflectors, or may be formed into a circular cross section, an elliptical shape, a heart shape, a fan shape or the like as needed to produce different light shapes.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Description

反射式发光二极管照明灯 技术领域
本发明涉及一种照明灯， 特别涉及一种利用发光二极管作为光源， 经一次或一次以 上反射后组成的照明灯。 技术背景
目前人们使用的照明灯， 有白炽灯、 荧光灯、 卤钨灯、 低压钠灯、 高强度气体放电 灯等， 这些照明灯大都数损耗大、 寿命短， 有的照度不足， 或性能不稳定。
发光二极管 （LED) 具有亮度高、 耗电少、 寿命长的优点， 其发光能见度很高， 很 远肉眼都能见到其光亮， 但不具有照明需要的照度。 目前尽管有聚光发光二极管， 但其 光斑仅仅是一个小圆点。
中国专利 2002年 10月 2日公开的发光二极管式照明灯（CN1372096A)， 其在灯具 外壳开口处设有多个发光二极管， 采用直射式照明。
目前市场上销售的 LED 装饰灯使用的都是直射式照明， 其灯光投影面积小、 光亮 不均。 发明内容
本发明的目的是为了克服现有技术的缺陷， 提供一种使用发光二极管的、 能够达到 照明用照度的灯具。
本发明的目的是通过下述技术方案来实现的：
一种照明灯， 包括至少一个发光二极管、 一个与该发光二极管相对的反光片。 该照明灯还包括一个反光罩， 该发光二极管和该反光片位于该反光罩内部， 并且该 反光片设在该反光罩的后部。
该照明灯还包括一个用于将该发光二极管固定在该反光罩上的支架。
其中， 该支架包括两个与该反光罩后部相连的连接杆和一个与该两个连接杆相连的 用于固定该发光二极管的透光底板。
该支架还可以是与该反光后部和该发光二极管的后部相连的支脚。
该反光罩与该反光片可以是一体成型制成的。
该照明灯还包括一个设在该反光罩前端的透光罩、 一个设在该反光罩外部的外壳。
认 本发明的积极进步效果在于： 能够达到照明所需的照度， 能够用于日常照明， 比普 通的照明灯节能， 光线柔和、 均匀， 且结构简单、 使用寿命长。 正常情况下使用的发光 二极管， 其使用寿命近五万小时， 这是任何一种其它照明灯的光源目前都无法达到的， 特别适用于使用绿色能源、 太阳能光伏电源的边远山区、 草原牧区。 附图说明
图 1 为本发明第一实施例的纵向剖视示意图。
图 2 为本发明第二实施例的纵向剖视示意图。
图 3 为本发明第二实施例的另一形式的纵向剖视示意图。
图 4 为本发明第三实施例的局部剖视示意图。
图 5 为本发明第四实施例的纵向剖视示意图。 具体实施方式
下面举个较佳实施例， 并结合附图来更清楚完整地说明本发明。
第一实施例
如图 1所示， 一种照明灯， 包括： 一个反光罩 1， 其剖面形似一个从后部向出口逐 渐扩大的喇叭； 一个设在该反光罩 1内的光源， 该光源是发光二极管 2; —个设在该反光 罩 1内部的与该发光二极管 2相对的反光片 3，该反光片 3的反射面能够对该发光二极管 2发出的光进行漫反射。
该照明灯还包括一个用于将该发光二极管 2固定在该反光罩 1上的支架 4。
该支架 4包括两个连接杆 41和一个固定在该连接杆 41上的透光底板 42， 该连接杆 41固定在该反光罩 1的后部， 该发光二极管 2安装在该透光底板 42上， 该透光底板 42 可以用透光塑料或者玻璃等透光材料制作， 以便从该反光片 3反射的光能够通过该透光 底板 42。
该发光二极管 2发出光线， 照射到该反光片 3的反射面上， 该反光片 3将光线漫反 射， 到达该反光罩 1 的内部反光面上， 经过又一次的漫反射、 混合反射， 从该反光罩 1 的前端射出光线， 经过两次漫反射、 混合反射的光线变得柔和、 均勾。
在该反光罩 1的前端设有一个透光罩 5 ,其作用在于保持设在该反光罩 1内部的发光 二极管 2、反光片 3以及反光罩 1的内部反光面的清洁以及保证使用时的安全。该透光罩 5根据需要还可以制成全透明、半透明，也可以具有各种色彩和形状，从而实现变换光形、 色彩。
在该反光罩 1的外部还设有一个外壳 6，其可与该反光罩 1一体成型。该外壳 6根据 需要可以是与该反光罩 1 同一材质， 或外表面重新涂装， 也可以根据外形需要， 另外设 计相配组合。
该反光罩 1的后部与一个现有的灯头 7可以采用胶接组合， 也可以采用螺纹连接、 铆钉联接或焊接。
第二实施例
如图 2所示， 本实施例与第一实施例的不同仅在于： 所述支架是与该发反光罩 1后 部和该发光二极管 2的后部相连的支脚 8， 其可是采用金属丝或塑料纤维制作。
所述支脚 8还可以具有如图 3所示的结构形式。
第三实施例
如图 4所示， 本实施例与上述第一或第二实施例的不同在于： 该反光片 2与该反光 罩 1一体成型。 本实施例的其他部分构造与上述第一或第二实施例相同， 不再赘述。
第四实施例
如图 5所示， 本实施例与上述第一、 第二或第三实施例的不同在于： 本实施例采用 三个或三个以上发光二极管作为光源。 本实施例的其余部分构造与上述第一、 第二或第 三实施例相同， 不再赘述。
上述各实施例中， 根据照明亮度的需要， 可以采用所需数量的发光二极管； 根据不 同的颜色需要， 可以使用超亮白色， 也可以使用蓝色、 绿色、 红色等颜色的发光二极管。 该反光罩可以是现有的多种反光罩， 也可根据需要制成横剖面为圆形、 椭圆形、 心形、 扇形等形状， 以产生不同的光形。
上面的各种变化均在本发明所要求保护的范围之内， 在此不再赘述。

Claims

权利要求
1、 一种照明灯， 包括至少一个发光二极管， 其特征在于， 其还包括一个与该发光 二极管相对的反光片。
2、 根据权利要求 1 所述的照明灯， 其特征在于， 其还包括一个反光罩， 该发光二 极管和该反光片位于该反光罩内部， 并且该反光片设在该反光罩的后部。
3、 根据权利要求 2所述的照明灯， 其特征在于， 其还包括一个用于将该发光二极 管固定在该反光罩上的支架。
4、 根据权利要求 3 所述的照明灯， 其特征在于， 该支架包括两个与该反光罩后部 相连的连接杆和一个与该两个连接杆相连的用于固定该发光二极管的透光底板。
5、 根据权利要求 3或 4所述的照明灯， 其特征在于， 该支架是与该反光罩后部和 该发光二极管的后部相连的支脚。
6、 根据权利要求 5 所述的照明灯， 其特征在于， 该反光罩与该反光片是一体成型 制成的。
7、 根据权利要求 6所述的照明灯， 其特征在于， 其还包括一个设在该反光罩前端 的透光罩。
8、 根据权利要求 7所述的照明灯， 其特征在于， 其还包括一个设在该反光罩外部 的外壳。
PCT/CN2006/001096 2005-05-25 2006-05-25 Lampe a diode electroluminescente a reflexion WO2006125395A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200520041857.4 2005-05-25
CNU2005200418574U CN2821377Y (zh) 2005-05-25 2005-05-25 反射式发光二极管照明灯

Publications (1)

Publication Number Publication Date
WO2006125395A1 true WO2006125395A1 (fr) 2006-11-30

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WO (1) WO2006125395A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8227968B2 (en) 2009-06-19 2012-07-24 Koninklijke Philips Electronics N.V. Lamp assembly

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101725920B (zh) * 2008-10-24 2011-07-20 晶宏半导体股份有限公司 反射式发光二极管灯具
CN107448908A (zh) * 2016-05-30 2017-12-08 广州市龙华工业设计有限公司 一种消除杂散光的反射器
CN111425789B (zh) * 2020-04-23 2022-02-22 杭州丽博家居有限公司 一种反射型柜内射灯

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DE20105429U1 (de) * 2001-03-28 2001-07-05 Jack-Light Incorporation, Tucheng, Taipeh Einbaulampe für eine abgehängte Decke
FR2829225A1 (fr) * 2001-09-05 2003-03-07 Automotive Lighting Reutlingen Bloc optique
US6652122B2 (en) * 2001-07-23 2003-11-25 Meng-Hsin Lin Low-power high-intensity lighting apparatus
CN2646654Y (zh) * 2003-09-30 2004-10-06 刘向阳 多功能鞭炮烟花生产机
CN2670743Y (zh) * 2003-12-30 2005-01-12 陈振国 常夜灯
US20050068772A1 (en) * 2003-09-30 2005-03-31 Thomas Tessnow Light emitting diode optics

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Publication number Priority date Publication date Assignee Title
DE20105429U1 (de) * 2001-03-28 2001-07-05 Jack-Light Incorporation, Tucheng, Taipeh Einbaulampe für eine abgehängte Decke
US6652122B2 (en) * 2001-07-23 2003-11-25 Meng-Hsin Lin Low-power high-intensity lighting apparatus
FR2829225A1 (fr) * 2001-09-05 2003-03-07 Automotive Lighting Reutlingen Bloc optique
CN2646654Y (zh) * 2003-09-30 2004-10-06 刘向阳 多功能鞭炮烟花生产机
US20050068772A1 (en) * 2003-09-30 2005-03-31 Thomas Tessnow Light emitting diode optics
CN2670743Y (zh) * 2003-12-30 2005-01-12 陈振国 常夜灯

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8227968B2 (en) 2009-06-19 2012-07-24 Koninklijke Philips Electronics N.V. Lamp assembly

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