WO2009103194A1 - Led三维灯具 - Google Patents

Led三维灯具 Download PDF

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Publication number
WO2009103194A1
WO2009103194A1 PCT/CN2008/000989 CN2008000989W WO2009103194A1 WO 2009103194 A1 WO2009103194 A1 WO 2009103194A1 CN 2008000989 W CN2008000989 W CN 2008000989W WO 2009103194 A1 WO2009103194 A1 WO 2009103194A1
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WO
WIPO (PCT)
Prior art keywords
light
led
light source
dimensional
guide plate
Prior art date
Application number
PCT/CN2008/000989
Other languages
English (en)
French (fr)
Inventor
宋义
苏遵惠
Original Assignee
深圳帝光电子有限公司
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Publication date
Application filed by 深圳帝光电子有限公司 filed Critical 深圳帝光电子有限公司
Publication of WO2009103194A1 publication Critical patent/WO2009103194A1/zh

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-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
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • 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 a luminaire, and more particularly to a luminaire that uses a LED as a light source to produce a three-dimensional illumination effect. Background technique
  • the lighting sources of traditional lighting fixtures include incandescent lamps, 3 ⁇ 4 lamp lamps, fluorescent lamps, etc.
  • Incandescent lamps and low light source efficiency and a large amount of thermal energy waste have gradually withdrawn from the field of illumination, and are used only in special occasions.
  • the fluorescent lamp has high efficiency, it requires high frequency and high voltage to start the conversion efficiency, which reduces the overall efficiency by about 20%.
  • the brightness of the fluorescent lamp is not adjustable and the color tone is single. For this purpose, an LED (Light Emitting Diode) is generated;
  • the LED is a semiconductor solid-state light-emitting device capable of emitting visible light, ultraviolet light, or infrared light when a forward current is applied to the P - N junction.
  • a forward voltage When a forward voltage is applied, the potential energy of the electron is reduced, and the reduced potential energy is converted into electromagnetic energy and released in the form of photons.
  • LED as a light source which has the advantages of long service life, small volume, light weight, no harmful gas, environmental protection, starting and working under low voltage and low current, low energy consumption, pure light, etc., and its use range is gradually expanding. The amount of use is increasing every year.
  • FIG. 1A and FIG. 1B are respectively a cross-sectional view and a bottom view of a first embodiment of an existing LED lamp.
  • the utility model has a tapered outer casing 1 in the outer casing 1 .
  • a circuit board 21 is disposed on the circuit board 21, and a plurality of LEDs 22 are disposed on the circuit board 21; and
  • FIG. 2 is a schematic cross-sectional view of the second embodiment of the existing LED lamp;
  • the outer casing 1 of the LED lamp is packaged with a translucent cover, and the translucent cover 3 is made of a glass material and a plastic material; however, these lamps are not provided with a light diffusing material (ie, using a light mixing technique), and one can be directly seen.
  • the light emitted by the LED 22 or the chip because the directivity of the LED 22 is very strong, when the number of LEDs 22 is small, the brightness of the lamp is not enough; when the brightness reaches the lighting requirement, it is particularly glaring; the well-known LED lamp has only one set When the LED 22 or the chip is used, it can only emit light in front, that is, the effect of generating one-dimensional light.
  • the production. Summary of the invention is very strong, when the number of LEDs 22 is small, the brightness of the lamp is not enough; when the brightness reaches the lighting requirement, it is particularly glaring; the well-known LED lamp has only one set When the LED 22 or the chip is used, it can only emit light in front, that is, the effect of generating one-dimensional light.
  • the technical solution adopted by the present invention is to provide an LED three-dimensional luminaire, which comprises: a housing, wherein a light source module is disposed in the housing to generate a light source of the luminaire, wherein: a first reflector, which is made of a light reflective material, is disposed at the bottom;
  • a light guide plate disposed on an upper portion of the first light reflecting plate, wherein a light emitting direction of the light source module is perpendicular to a main light emitting surface of the light guiding plate;
  • a first light diffusing plate and a second light diffusing plate are respectively disposed on opposite sides of the light guiding plate to form a side light emitting surface perpendicular to the main light emitting surface of the light guiding plate, thereby forming a three-dimensional light emitting effect ;
  • the light source module comprises: an LED light source and an electric circuit board fixedly electrically connected to the LED light source, wherein the light source module is disposed on a third side of the light guide plate;
  • the light source module comprises: two light source sub-modules, wherein the light source sub-modules are respectively an LED light source and a circuit board fixedly electrically connected to the LED light source, wherein the light source sub-modules are respectively opposite Provided on both sides of the light guide plate;
  • the lower surface of the light guide plate is provided with irregular meshes of different sizes and densities, and the W convex mesh is pyramidal or prismatic;
  • the method further includes: a third light diffusing plate, located on the fourth side of the light guide plate, opposite to the light source module;
  • a reflective plate is disposed between the first, second, and third light diffusing plates and the light source module;
  • the LED light source comprises: at least one set of LEDs, wherein each set of LEDs is composed of a single color LED or a mixture of multi-color LEDs;
  • an LED three-dimensional luminaire comprising: a housing, a light source module is disposed in the housing for generating a light source of the luminaire, wherein the method further comprises: a first reflector, which is made of a light reflective material , set at the bottom;
  • a light guide plate disposed on an upper portion of the first light reflecting plate, wherein a light emitting direction of the light source module is perpendicular to a main light emitting surface of the light guiding plate;
  • a second reflector and a third reflector are respectively disposed on opposite sides of the light guide plate, and reflect light emitted by the light source module back into the light guide plate;
  • a first light diffusing plate disposed on the third side of the light guide plate for forming the guide a side light exiting surface of the main light exiting surface of the light plate, thereby forming a three-dimensional light emitting effect
  • the light source module comprises: an LED light source and a circuit board fixedly electrically connected to the LED light source, wherein the light source module is located at a fourth side of the light guide plate;
  • the lower surface of the light guide plate is provided with irregular meshes of different sizes and densities, and the concave and convex mesh is pyramidal or prismatic;
  • the LED light source comprises: at least one set of LEDs, wherein each set of LEDs is composed of a single color LED or a mixture of multi-color LEDs.
  • the beneficial effects of the present invention are that the secondary optical design is performed by using the principle and technology of the LED side-lit backlight, and the LED light source is converted into a soft light after passing the light emitted by the LED through the light guide plate and the light diffusing material.
  • the 3D light source is not glaring even when the brightness is high.
  • the light guide plate and the light diffusing material can be multi-faceted to emit light; in a part of a plane or a plane that does not require light emission, light is reflected into the light guide plate through a light reflecting system, and is output from a plane that needs to emit light, so that the LED The emitted light can be fully utilized.
  • LED is a solid light source, long-lasting and durable, small size, light weight, starting and working under low voltage and low current, low energy consumption, pure light, no toxic gas, and a green light source. Attachment
  • 1A is a cross-sectional view showing a first embodiment of a conventional LED lamp
  • 1B is a bottom view of a first embodiment of an existing LED lamp
  • FIG. 2 is a schematic cross-sectional view of a second embodiment of a conventional LED lamp
  • 3A is a schematic cross-sectional view showing the first embodiment of the LED three-dimensional lamp of the present invention
  • 3B is a side cross-sectional view showing the first embodiment of the three-dimensional LED lamp of the present invention.
  • Embodiment 2 is a schematic diagram of Embodiment 2 of the LED three-dimensional lamp of the present invention.
  • Figure 5 is a schematic view showing the third embodiment of the three-dimensional LED lamp of the present invention.
  • 6A is a front view showing a first embodiment of a concave-convex texture of a light guide plate for an LED three-dimensional lamp according to the present invention
  • 6B is a side view showing a concave-convex texture of a light guide plate for an LED three-dimensional lamp according to the present invention
  • FIG. 7A is a front view showing the second embodiment of the concave and convex mesh of the light guide plate of the LED three-dimensional lamp of the present invention.
  • FIG. 7B is a side view of the second embodiment of the light-convex embossing of the LED three-dimensional lamp of the present invention.
  • a light-emitting device includes: a housing 1 , a light source module is disposed in the housing 1 to generate a light source of the light fixture, and the light source module comprises: an LED light source and a light source
  • the LED light source is fixedly connected to the circuit board 21; the bottom surface of the outer casing 1 is provided with a first light reflecting plate 7 which is made of a light reflecting material, and the upper portion of the first reflecting plate 7 is provided with a light guiding plate 6
  • the light emitting direction of the LED light source on the light source module (in the Y-axis direction) is perpendicular to the main light-emitting surface of the light guide plate 6 (in the Z-axis direction);
  • a second reflecting plate 51 and a third reflecting plate 52 are respectively disposed on opposite sides of the light guiding plate 6, which have the same function as the first reflecting plate 7 at the bottom of the casing. Reflecting light from the light source module back into the light guide plate 6; and a first light diffusing plate 4 disposed on one side of the light guide plate 6 and facing the light source module.
  • a side light-emitting surface perpendicular to the main light-emitting surface (in the Z-axis direction) of the light guide plate 6 is formed (in the Y-axis direction, thereby forming a three-dimensional light-emitting effect; it is necessary to emphasize the first in the present invention,
  • the second and third reflecting plates 51, 52, and 7 may be separately assembled and assembled into a structure in the drawing, or may be integrally formed.
  • FIG. 4 is a schematic diagram of Embodiment 2 of the LED three-dimensional luminaire of the present invention; it is a second LED three-dimensional luminaire, comprising: a housing 1 , a light source module is disposed in the housing 1 , The light source module is composed of two sub-modules, and each sub-module comprises: an LED light source and a circuit board 21 fixedly electrically connected to the LED light source; The bottom surface is provided with a first reflector 7 (not shown, see FIG. 3B), which is made of a light-reflecting material. The upper portion of the first reflector 7 is provided with a light guide plate 6 for the light source module.
  • Two sub-modules are respectively disposed on two sides of the light guide plate 6, and the light emitting directions of the LED light sources (in the Y-axis direction) are perpendicular to the main light-emitting surface (in the Z-axis direction) of the light guide plate 6;
  • a first light diffusing plate 41 and a second light diffusing plate 42 are respectively disposed on opposite sides of the light guiding plate 6 for forming a main light emitting surface with the light guiding plate 6 (along Z Axis direction) A side-out side light-emitting surface (along the X-axis direction) to form a three-dimensional light-emitting effect.
  • FIG. 5 is a schematic diagram of Embodiment 3 of the LED three-dimensional lamp of the present invention.
  • the LED three-dimensional luminaire differs from the second luminaire in that only one light source module is disposed on one side of the light guide plate 6, and the second LED three-dimensional luminaire is disposed at a position where another light source module is disposed.
  • the third light diffusing plate 43 thus has a light output in the Y-axis direction;
  • the above casing 1 may be made of metal or plastic.
  • the LED light sources in all embodiments of the present invention include: at least one set of LEDs 22, wherein each set of LEDs 22 is comprised of a single color LED (eg, white, or red, green, yellow, orange). Or consist of a mixture of multi-color LEDs 22 (such as red, green, blue, three primary colors).
  • a single color LED eg, white, or red, green, yellow, orange.
  • a mixture of multi-color LEDs 22 such as red, green, blue, three primary colors.
  • the lower surface of the light guide plate 6 is engraved, pressed or printed to form a concave-convex texture, which is processed according to the law according to the strength of the light and the distance of the transmission path.
  • the light on the main light-emitting surface of the light guide plate 6 is softened and hooked. Further, the upper side of the light guide plate 6 is made to output light of a certain brightness. Please refer to FIG. 6A and FIG.
  • FIG. 6B which are respectively a front view and a side view of an example of a concave and convex mesh of a light guide plate for an LED three-dimensional lamp according to the present invention; a pyramidal concave and convex mesh is adopted; see FIG. 7A and FIG. 7B .
  • the present invention is a front view and a side view of the second embodiment of the light-guiding plate of the LED three-dimensional lamp of the present invention; the prismatic concave-convex texture is adopted.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Planar Illumination Modules (AREA)

Description

LED三维灯具 技术领域
本发明涉及的是一种灯具， 特别涉及的是一种釆用 LED作为光源， 产生三 维照明效果的灯具。 背景技术
传统照明灯具的光源有白炽灯、 ¾素灯、 荧光灯等， 白炽灯和! ¾素灯低下 的光源效率和大量的热能浪费已逐渐从照明领域退出， 仅在一些特殊场合使用。 而荧光灯虽然光源效率较高， 但其需要高频高压启动的变频效率， 使其总体效 率降低 20%左右； 而且荧光灯的亮度不可调节和色调单一。 为此 LED (发光二 极管） 就此产生；
所述的 LED是一种在 P - N结上施加正向电流时， 能发出可见光、 紫外光、 红外光的半导体固体发光器件。 当外加正向电压时， 会引起电子势能的减少， 减少的势能转换为电磁能， 并以光子的形式释放出来。 LED作为光源， 其具有 使用寿命长、 体积小、 重量轻、 无有害气体、 环保、 在低电压、 小电流状态下 启动和工作、 能耗小、 光线纯等优势， 其使用范围在逐步扩大， 使用量在逐年 增力口。
目前市场上也有 LED灯具，请参阅图 1A以及图 1B所示， 其分别为现有的 LED灯具实施例一的剖面示意图以及仰视图； 其具有一锥形的外壳 1， 在所述 的外壳 1 内部设置有电路板 21 , 所述的电路板 21上设置有若干 LED22; 同时 请参阅图 2所示， 其为现有的 LED灯具实施例二的剖面示意图； 其主要特点在 于， 在所述的 LED灯具的外壳 1处封装有透光罩， 所述的透光罩 3采用的是玻 璃材料和塑料材料； 但是这些灯具均没有应用光扩散材料设置 （即采用混光技 术） ， 直接可看见一个个的 LED 22或芯片发出的光， 由于 LED22光的指向性 很强， 所以当 LED22数量少时， 灯具的亮度不够； 当亮度达到照明要求时， 又 显得特别刺眼； 公知的 LED灯具在只有一组 LED22或芯片时， 只能正面发光， 也就是产生一维光的效果。 的产生。 发明内容
本发明的目的在于， 提供一种 LED三维灯具， 用以克服上述缺陷。
为实现上述目的， 本发明采用的技术方案在于， 首先提供一种 LED三维灯 具， 其包括： 一外壳， 在所述的壳体内设置有一光源模块， 用以产生灯具的光 源， 其中， 还包括： 一第一反光板， 其由光反射材料制成， 设置于底部；
一导光板， 其设置于所述的第一反光板的上部， 所述的光源模块的光射出 方向与所述的导光板主出光面相垂直；
一第一光扩散板以及第二光扩散板， 其分别设置于所述的导光板相对的两 侧， 用以形成与所述的导光板主出光面相垂直的侧出光面， 从而形成三维出光 效果；
较佳的，所述的光源模块包括：一 LED光源以及与所述 LED光源固定电连 接的电'路板， 所述的光源模块设置于所述的导光板的第三侧；
较佳的， 所述的光源模块包括： 两个光源子模块， 所述的光源子模块分别 为一 LED光源以及与所述 LED光源固定电连接的电路板组成，所述的光源子模 块分别相对的设置于所述的导光板的两侧；
较佳的， 所述的导光板的下表面设置有排列的大小不同、 密度不同的凹凸 网纹， 所述的 W凸网纹为棱锥形或为棱台形；
较佳的， 还包括: 一第三光扩散板，.其位于所述的导光板的第四侧， 与所 述的光源模块相对；
较佳的， 所述的第一、 二三光扩散板以及所述的光源模块之间设置有反光 板；
较佳的， 所述的 LED光源包括： 至少一组 LED, 其中， 所述的每组 LED 由单色 LED, 或由多色 LED混合组成；
其次提出一种 LED三维灯具， 其包括： 一外壳， 在所述的壳体内设置有一 光源模块， 用以产生灯具的光源， 其中， 还包括： 一第一反光板， 其由光反射 材料制成， 设置于底部；
一导光板， 其设置于所述的第一反光板的上部， 所述的光源模块的光射出 方向与所述的导光板主出光面相垂直；
一第二反光板以及第三反光板， 其分别设置于所述的导光板相对的两侧， 将所述的光源模块发出的光反射回所述的导光板内；
一第一光扩散板， 其设置于所述的导光板的第三侧， 用以形成与所述的导 光板主出光面相垂直的侧出光面， 从而形成三维出光效果；
较佳的，所述的光源模块包括：一 LED光源以及与所述 LED光源固定电连 接的电路板， 所述的光源模块位于所述的导光板的第四側；
较佳的， 所述的导光板的下表面设置有排列的大小不同、 密度不同的凹凸 网紋， 所述的凹凸网紋为棱锥形或为棱台形；
较佳的， 所述的 LED光源包括： 至少一组 LED, 其中， 所述的每组 LED 由单色 LED, 或由多色 LED混合组成。
与现有技术比较本发明的有益效果在于， 用 LED侧光式背光源的原理和技 术， 进行二次光学设计， 使 LED发出的光经导光板和光扩散材料后， 将 LED点 光源转换成柔和的三维光源， 即使在亮度很高时， 也不刺眼。 而且在需要光输 出的平面， 通过导光板和光扩散材料可多面发光； 在不需要发光的平面或平面 的一部分， 通过光反射系统将光反射到导光板内， 从需要发光的平面输出， 使 LED发出的光能得到充分利用。 LED为固体光源， 长效耐用， 体积小、 重量轻、 在低压小电流下启动和工作、 能耗小、 光线纯、 不含有毒气体， 为绿色环保光 源的灯具。 附.图说明
图 1A现有的 LED灯具实施例一的剖面示意图；
图 1B现有的 LED灯具实施例一的仰视图；
图 2现有的 LED灯具实施例二的剖面示意图；
图 3A本发明 LED三维灯具实施例一的主剖面示意图
图 3B本发明 LED三维灯具实施例一的侧剖面示意图
图 4本发明 LED三维灯具实施例二的示意图；
图 5本发明 LED三维灯具实施例三的示意图；
图 6A为本发明 LED三维灯具导光板凹凸网纹实施例一主视图
图 6B为本发明 LED三维灯具导光板凹凸网纹实施例一侧视图
图 7A为本发明 LED三维灯具导光板凹凸网纹实施例二主视图
图 7B为本发明 LED三维灯具导光板凹凸网纹实施例二侧视图
具体实施方式
以下结合附图， 对本发明上述的和另外的技术特征和优点作更详细的说明。 请参阅图 3 A以及图 3B本发明 LED三维灯具实'施例一的主剖面和侧剖面 示意图； 其为一种 LED三维灯具， 其包括： 一外壳 1， 在所述的壳体 1内设置 有一光源模块， 用以产生灯具的光源， 所述的光源模块包括： 一 LED光源以及 与所述 LED光源固定电连接的电路板 21 ;所述的外壳 1内部的底面设置有一第 一反光板 7, 其由光反射材料制成， 所述的第一反光板 7的上部设置有一导光板 6, 所述的光源模块上的 LED光源的光射出方向 （沿 Y轴方向）与所述的导光 板 6主出光面 （沿 Z轴方向）相垂直；
同时还包括： 一第二反光板 51以及第三反光板 52， 其分别设置于所述的导 光板 6相对的两侧， 其与位于所述的外壳底部的第一反光板 7的作用是相同的， 将所述的光源模块发出的光反射回所述的导光板 6内； 以及一第一光扩散板 4, 其设置于所述的导光板 6 的一侧并与所述的光源模块相对应， 用以形成与所述 的导光板 6主出光面 （沿 Z轴方向）相垂直的侧出光面 （沿 Y轴方向， 从而形 成三维出光效果； 需要强调的是本发明中的第一、 第二以及第三反光板 51、 52、 7可以分体设置组装成图中的结构， 也可以一体成型制得。
请参阅图 4所示， 其为本发明 LED三维灯具实施例二的示意图； 其为第二 种 LED三维灯具， 其包括： 一外壳 1 , 在所述的壳体 1 内设置有一光源模块， 用以产生灯具的光源， 所述的光源模块是由两个子模块组成， 并且每一子模块 都包括： 一 LED光源以及与所述 LED光源固定电连接的电路板 21 ; 所述的外 壳 1 内部的底面设置有一第一反光板 7 (图中未示， 请参阅图 3B ) ， 其由光反 射材料制成， 所述的第一反光板 7的上部设置有一导光板 6， 所述的光源模块的 两个子模块分别设置于所述的导光板 6的两侧， 它们的 LED光源的光射出方向 (沿 Y轴方向 ) 与所述的导光板 6主出光面 （沿 Z轴方向）相垂直；
同时还包括：一第一光扩散板 41 以及第二光扩散板 42， 其分别设置于所述 的导光板 6相对的两侧， 用以形成与所述的导光板 6主出光面 （沿 Z轴方向） 相垂直的侧出光面 （沿 X轴方向） ， 从而形成三维出光效果。
请参阅图 5所示， 其本发明 LED三维灯具实施例三的示意图； 其为第三种
LED三维灯具， 与第二种灯具的差别在于， 仅具有一个光源模块设置在所述的 导光板 6的一侧， 而在上述第二种 LED三维灯具， 设置另一光源模块的位置上 设置的是第三光扩散板 43这样就具有向 Y轴方向的出光；
同时在所述的第一光扩散板 41、 第二光扩散板 42、 光源模块以及第三光扩 散板 43之间的空间用反光板 5填充， 从而避免了光线的外漏， 从而产生良好的 三维的效果。 上述的外壳 1可以由金属制成， 也可以由塑料制成。
为了增加照明的效果， 本发明中所有实施例中的 LED光源都包括： 至少一 組 LED22, 其中， 所述的每组 LED22由单色 LED (如白色， 或红色、 绿色、 黄 色、 橙色） ， 或由多色 LED22(如红色、 绿色、 蓝色三基色)混合组成。
所述的导光板 6的下表面经刻制、 压制或印刷加工， 从而形成有凹凸网纹， 该凹凸网纹是按光的强弱、 传输路径的远近， 通过上述工艺加工成按规律排列、 不同大小、 不同密度的四棱锥形或棱台形网紋单元， 用来折射和反射由 LED22 发出的光线至所述的导光板 6的主出光面（所述的导光板 6沿 Z方向的上表面）， 使所述的导光板 6的主出光面的光线柔和、 均勾。 并且使导光板 6的上侧面得 到一定亮度的光输出。 请参阅图 6A、 图 6B所示， 其分别为本发明 LED三维灯 具导光板凹凸网纹实旄例一主视图和侧视图； 采用的为棱锥形凹凸网紋； 请参 阅图 7A、 图 7B所示， 其分别为本发明 LED三维灯具导光板凹凸网纹实施例二 主视图和侧视图； 采用的为棱台形凹凸网紋。
以上所述仅为本发明的较佳实施例， 对本发明而言仅仅是说明性的， 而非 限制性的。 本专业技术人员理解， 在本发明权利要求所限定的精神和范围内可 对其进行许多改变， 修改， 甚至等效， 但都将落入本发明的保护范围内。

Claims

权利要求
1、 一种 LED三维灯具， 其包括： 一外壳，.在所述的壳体内设置有一光源 模块， 用以产生灯具的光源， 其特征在于， 还包括： 一第一反光板， 其由光反 射材料制成， 设置于底部；
一导光板， 其设置于所述的第一反光板的上部， 所述的光源模块的光射出 方向与所述的导光板主出光面相垂直；
一第一光扩散板以及第二光扩散板， 其分别设置于所述的导光板相对的两 侧， 用以形成与所述的导光板主出光面相垂直的侧出光面， 从而形成三维出光 效果。
2、 根据权利要求 1所述的 LED三维灯具， 其特征在于， 所述的光源模块 包括：一 LED光源以及与所述 LED光源固定电连接的电路板，所述的光源模块 设置于所述的导光板的第三侧。
3、 根据权利要求 1所述的 LED三维灯具， 其特征在于， 所述的光源模块 包括： 两个光源子模块， 所述的光源子模块分別为一 LED光源以及与所述 LED 光源固定电连接的电路板组成， 所述的光源子模块分别相对的设置于所述的导 光板的两侧。
4、 根据权利要求 1所述的 LED三维灯具， 其特征还在于： 所述的导光板 的下表面设置有排列的大小不同、 密度不同的凹凸网紋， 所述的凹凸网纹为棱 锥形或为棱台形。
5、 根据权利要求 4所述的 LED三维灯具， 其特征还在于： 还包括： 一第 三光扩散板， 其位于所述的导光板的第四侧， 与所述的光源模块相对。
6、 根据 f又利要求 5所述的 LED三维灯具， 其特征还在于： 所述的第一、 二三光扩散板以及所述的光源模块之间设置有反光板。
7、 根据权利要求 2或 3所述的 LED三维灯具， 其特征在于， 所述的 LED 光源包括： 至少一组 LED, 其中， 所述的每组 LED由单色 LED, 或由多色 LED 混合组成。
8、 一种 LED三维灯具， 其包括： 一外壳， 在所述的壳体内设置有一光源 模块， 用以产生灯具的光源， 其特征在于， 还包括： 一第一反光板， 其由光反 射材料制成， 设置于底部；
一导光板， 其设置于所述的第一反光板的上部， 所述的光源模块的光射出 方向与所迷的导光板主出光面相垂直； 一第二反、光板以及第三反光板， 其分别设置于所述的导光板相对的两侧， 将所述的光源模块发出的光反射回所迷的导光板内；
一第一光扩散板， 其设置于所述的导光板的第三侧， 用以形成与所述的导 光板主出光面相垂直的侧出光面， 从而形成三维出光效果。
9、 根据权利要求 8所述的 LED三维灯具， 其特征在于， 所述的光源模块 包括:'一 LED光源以及与所述 LED光源固定电连接的电路板，所述的光源模块 位于所述的导光板的第四侧。
10、 根据权利要求 9所述的 LED三维灯具， 其特征还在于： 所述的导光板 的下表面设置有排列的大小不同、 密度不同的凹凸网纹， 所述的凹凸网纹为棱 锥形或为棱台形。
11、 根据权利要求 10所述的 LED三维灯具， 其特征在于， 所述的 LED光 源包括： 至少一组 LED, 其中， 所述的每组 LED由单色 LED, 或由多色 LED 混合组成》
PCT/CN2008/000989 2008-02-20 2008-05-22 Led三维灯具 WO2009103194A1 (zh)

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CN104049296A (zh) * 2014-05-27 2014-09-17 瑞仪光电股份有限公司 导光板及光源模组
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