WO2014177066A1 - Light distribution lens, light distribution lens module and led energy-saving lamp - Google Patents

Light distribution lens, light distribution lens module and led energy-saving lamp Download PDF

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Publication number
WO2014177066A1
WO2014177066A1 PCT/CN2014/076813 CN2014076813W WO2014177066A1 WO 2014177066 A1 WO2014177066 A1 WO 2014177066A1 CN 2014076813 W CN2014076813 W CN 2014076813W WO 2014177066 A1 WO2014177066 A1 WO 2014177066A1
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Prior art keywords
light distribution
distribution lens
coordinate
smooth
saving lamp
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PCT/CN2014/076813
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French (fr)
Chinese (zh)
Inventor
于欢欢
Original Assignee
深圳市耀嵘科技有限公司
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Publication of WO2014177066A1 publication Critical patent/WO2014177066A1/en

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0033—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
    • G02B19/0047—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source
    • G02B19/0061—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source the light source comprising a LED
    • G02B19/0066—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source the light source comprising a LED in the form of an LED array
    • 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
    • F21V5/00—Refractors for light sources
    • F21V5/04—Refractors for light sources of lens shape
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0004—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
    • G02B19/0009—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having refractive surfaces only
    • G02B19/0014—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having refractive surfaces only at least one surface having optical power
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/08—Lighting devices intended for fixed installation with a standard
    • F21S8/085—Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/10—Outdoor lighting
    • F21W2131/103—Outdoor lighting of streets or roads
    • 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

  • Light distribution lens Light distribution lens, light distribution lens module and LED energy saving lamp
  • the present invention relates to the field of lenses, and in particular to a light distribution lens, a light distribution lens module, and an LED energy saving lamp.
  • the existing light distribution lens has a curved surface which is a smooth curved surface. If the curved surface is divided into small curved surfaces numbered 1, 2, 3, 4, ..., N, the light is from inside.
  • the illuminated area number is 1, 2, 3, 4, ..., N
  • the small surface numbered 1 is illuminated by the number 1 area
  • the small surface number 2 is illuminated by the number 2 area.
  • the small surface number N-2 illuminates the area numbered N-2
  • the small surface number N-1 illuminates the area numbered N-1
  • the small surface number N marks the area numbered N.
  • the illuminated area is likely to form a bright and dark uneven spot, and the illumination effect is poor.
  • an object of the present invention is to provide a light distribution lens having a good illumination effect, which effectively solves the problem of poor illumination effect in the prior art.
  • Another object of the present invention is to provide a light distribution lens module having a light distribution lens for better illumination.
  • a further object of the present invention is to provide an LED energy-saving lamp having the above-mentioned light distribution lens or light distribution lens module, which has better illumination effect.
  • the present invention is achieved by the following technical solutions:
  • the center of the bottom surface of the light distribution lens is provided with a groove for placing the LED light source.
  • the Cartesian coordinate XYZ axis is defined by taking the center of the bottom surface of the light distribution lens as a coordinate origin, and the formula of the upper surface of the light distribution lens in the Cartesian coordinate XYZ axis is:
  • KM 100, i is 1, 2, 3, ..., N, 4 N 100 and N is a natural number, -100 ⁇ A ⁇ IOO, -IOO ⁇ B, 100, the point on the upper surface and the origin of the coordinate
  • the angle between the connection and the XZ plane is P, 0° ⁇ 180°
  • the angle between the connection and the YZ plane is (y, 0° (y 180 °.
  • the range of the light distribution lens is preferably polycarbonate (PC).
  • the material of the light distribution lens is polymethyl methacrylate (PMMA or acrylic, acrylic).
  • the material of the light distribution lens is glass.
  • a light distribution lens module the light distribution lens module has the above-mentioned light distribution lens.
  • An LED energy-saving lamp the LED energy-saving lamp has the above-mentioned light distribution lens Or a light distribution lens module.
  • the present invention has the following beneficial effects:
  • the upper surface of the light distribution lens of the present invention has a saddle shape, and the upper surface is connected by a plurality of smooth curved surfaces and forms a non-smooth curved surface, and the smooth curved surfaces of each section are numbered as al, a2, a3, a4, ..., aN, light from
  • the area of the irradiation area number is 1, 2, 3, 4, ..., N
  • the light passing through the smooth curved surface of each section not only illuminates the area corresponding to the smooth surface number, but also
  • the adjacent areas will be illuminated, such as the smooth surface numbered a2, numbered 1, 2, 3, and the smooth surface numbered a3 is numbered 2, 3, 4, ..., numbered a ( N-1)
  • the smooth surface illumination number is N-2, Nl, N, so that the area illuminated by the light passing through the adjacent smooth surface of each section has The overlapping areas make the spot more uniform and the lighting effect is good.
  • 1 is a light distribution diagram of a conventional light distribution lens
  • Figure 2 is a schematic view of the light distribution lens of Figure 1;
  • Figure 3 is a schematic view of a light distribution lens of the present invention.
  • Figure 4 is a view of Figure 3;
  • Figure 5 is a cross-sectional view taken along line A-A of Figure 4.
  • Figure 6 is a cross-sectional view taken along line B-B of Figure 4.
  • Figure 7 is an enlarged view of a portion X in Figure 5;
  • FIG. 8 is a schematic view of the light distribution lens of the present invention with the center of the bottom surface of the light distribution lens as a coordinate origin, in the Cartesian coordinate XYZ axis;
  • FIG. 9 is a light distribution diagram of a light distribution lens of the present invention.
  • FIG. 10 is a schematic illustration of one embodiment of a light distribution lens module of the present invention. DETAILED DESCRIPTION OF THE INVENTION
  • the light distribution lens of the present invention has an upper surface a shape of a saddle shape, and the upper surface a is composed of smooth curved surfaces a1, a2, ...
  • aN is connected and forms a non-smooth surface, and a smooth surface is formed between two smooth surfaces of the smooth surfaces al, a2, ..., aN; a groove c is formed in the center of the bottom surface b of the light distribution lens, and can be used for placing LED light source.
  • the center of the light distribution lens bottom b is the coordinate origin, and the Cartesian coordinate XYZ axis is defined.
  • the upper surface is expressed in the Cartesian coordinate XYZ axis:
  • KM 100, i is 1, 2, 3, ..., N, 4 100 and 7 ⁇ is a natural number, -100 ⁇ A ⁇ IOO, - ⁇ , 100, the point on the upper surface and the origin of the coordinate Connection, the angle between the connection and the XZ plane is P, 0° ⁇ 180 °, and the angle between the connection and the YZ plane is (y, 0 (y 180 ° for better light distribution effect, N
  • the value can range from 6 ⁇ 30.
  • the material of the lens is polycarbonate (PC), or polymethyl methacrylate (PMMA or acrylic, acrylic), or glass.
  • the areas of the irradiation area numbers 1, 2, 3, 4, ..., N are connected, and the upper surface a is connected by the smooth curved surfaces a1, a2, ..., aN and forms a matte curved surface.
  • the smooth surfaces of the smooth surfaces al, a2, ..., aN form a non-smooth surface between adjacent two smooth surfaces, resulting in a certain angle between adjacent smooth surfaces (see Figure 7), so that through the smooth surface al
  • the light of a2, ..., aN not only illuminates the area corresponding to the smooth surface number, but also illuminates adjacent areas, such as a smooth surface numbered a2.
  • the number of shots is 1, 2, 3, the smooth surface numbered a3 is 3, 3, 4, ..., the smooth surface numbered a (N-1) is N_2, N_l, N three areas, such that the areas illuminated by the light passing through the adjacent smooth curved surfaces of the sections have overlapping areas, so that the spot is more uniform and the lighting effect is good.
  • the light distribution lens module of the present invention has the above-mentioned light distribution lens (see Fig. 10).
  • the LED energy-saving lamp of the present invention has the above-mentioned light distribution lens or light distribution lens module.
  • the light distribution lens, the light distribution lens module and the LED energy-saving lamp of the invention can make the spot more uniform and have better illumination effect.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Led Device Packages (AREA)

Abstract

A light distribution lens, having a saddle-shaped upper surface consisting of multiple segments of connected smooth curved surfaces and forming a non-smooth curved surface, and an non-smooth curved surface is formed between two neighboring smooth curved surfaces in the multiple segments of the smooth curved surfaces; a recess is provided in the center of the bottom of the light distribution lens for placing an LED light source. Also disclosed are a light distribution lens module having the light distribution lens, and an LED energy-saving lamp. The light distribution lens improves uniformity of emergent speckles, improving illumination effect, and thus is capable of being widely used in the lighting industry.

Description

配光透镜、 配光透镜模组及 LED节能灯  Light distribution lens, light distribution lens module and LED energy saving lamp
技术领域 本发明属于透镜领域， 具体涉及一种配光透镜、 配光透镜模组及 LED节能 灯。 TECHNICAL FIELD The present invention relates to the field of lenses, and in particular to a light distribution lens, a light distribution lens module, and an LED energy saving lamp.
背景技术 Background technique
如图 1和图 2所示， 现有的配光透镜， 其曲面是一光滑曲面， 若将其曲面 分划为编号为 1、 2、 3、 4、 …、 N的小曲面， 光从内通过各小曲面往外照射时， 照射的区域编号为 1、 2、 3、 4、 …、 N ， 编号为 1的小曲面照射编号为 1的区 域， 编号为 2的小曲面照射编号为 2的区域， …， 编号为 N-2的小曲面照射编 号为 N-2的区域， 编号为 N-1的小曲面照射编号为 N-1的区域， 编号为 N的小 曲面照射编号为 N的区域， 这种情况下照射的区域容易形成亮暗不均的光斑， 照明效果较差。  As shown in FIG. 1 and FIG. 2, the existing light distribution lens has a curved surface which is a smooth curved surface. If the curved surface is divided into small curved surfaces numbered 1, 2, 3, 4, ..., N, the light is from inside. When the small curved surface is irradiated outward, the illuminated area number is 1, 2, 3, 4, ..., N, the small surface numbered 1 is illuminated by the number 1 area, and the small surface number 2 is illuminated by the number 2 area. , ..., the small surface number N-2 illuminates the area numbered N-2, the small surface number N-1 illuminates the area numbered N-1, and the small surface number N marks the area numbered N. In this case, the illuminated area is likely to form a bright and dark uneven spot, and the illumination effect is poor.
发明内容 Summary of the invention
针对上述缺点， 本发明的目的在于提供一种照明效果佳的配光透镜， 有效 地解决现有技术中照明效果较差的问题。  In view of the above disadvantages, an object of the present invention is to provide a light distribution lens having a good illumination effect, which effectively solves the problem of poor illumination effect in the prior art.
本发明的另一目的在于提供一种配光透镜模组， 该配光透镜模组具有配光 透镜， 有较佳的照明效果。  Another object of the present invention is to provide a light distribution lens module having a light distribution lens for better illumination.
本发明的再一目的在于提供一种 LED节能灯， 该 LED节能灯具有上述配光 透镜或配光透镜模组， 有较佳的照明效果。 为解决上述技术问题， 本发明是通过以下技术方案实现的： A further object of the present invention is to provide an LED energy-saving lamp having the above-mentioned light distribution lens or light distribution lens module, which has better illumination effect. In order to solve the above technical problems, the present invention is achieved by the following technical solutions:
一种配光透镜， 其上表面形状为马鞍形； 所述上表面由多节光滑曲面相连 且形成不光滑的曲面， 该多节光滑曲面中相邻两节光滑曲面之间形成不光滑的 曲面； 所述配光透镜底面中心开有一个用于放置 LED光源的凹槽。 优选地， 以所述配光透镜底面的中心为坐标原点， 定义笛卡儿坐标 XYZ轴， 所述配光透镜的上表面在笛卡儿坐标 XYZ轴中的公式为：  A light distribution lens having a top surface shape of a saddle shape; the upper surface is connected by a plurality of smooth curved surfaces and forming a non-smooth curved surface, and a smooth surface is formed between two adjacent smooth surfaces in the multi-section smooth surface The center of the bottom surface of the light distribution lens is provided with a groove for placing the LED light source. Preferably, the Cartesian coordinate XYZ axis is defined by taking the center of the bottom surface of the light distribution lens as a coordinate origin, and the formula of the upper surface of the light distribution lens in the Cartesian coordinate XYZ axis is:
N N
Figure imgf000003_0001
NN
Figure imgf000003_0001
其中， 0. KM 100， i为 1、 2、 3、 …、 N， 4 N 100且 N为自然数， -100 ^ A^IOO, -IOO^B, 100，上表面上的点与坐标原点的连线， 该连线与 XZ面的 夹角为 P， 0°^ ^180 °, 该连线与 YZ面的夹角为 (y， 0° (y 180 °。 优选地， 所述 N的值的范围为 6 N 30。 优选地， 所述配光透镜的材料是聚碳酸酯 （Polycarbonate, PC) 。 优选地，所述配光透镜的材料是聚甲基丙烯酸甲酯（PMMA或 acrylic,亚克力）。 优选地， 所述配光透镜的材料是玻璃。 一种配光透镜模组， 该配光透镜模组具有上述配光透镜。 一种 LED节能灯， 该 LED节能灯具有上述配光透镜或配光透镜模组。 本发明与现有技术相比具有以下有益效果：  Where 0. KM 100, i is 1, 2, 3, ..., N, 4 N 100 and N is a natural number, -100 ^ A^IOO, -IOO^B, 100, the point on the upper surface and the origin of the coordinate The angle between the connection and the XZ plane is P, 0°^^180°, and the angle between the connection and the YZ plane is (y, 0° (y 180 °. Preferably, the value of N) The range of the light distribution lens is preferably polycarbonate (PC). Preferably, the material of the light distribution lens is polymethyl methacrylate (PMMA or acrylic, acrylic). Preferably, the material of the light distribution lens is glass. A light distribution lens module, the light distribution lens module has the above-mentioned light distribution lens. An LED energy-saving lamp, the LED energy-saving lamp has the above-mentioned light distribution lens Or a light distribution lens module. Compared with the prior art, the present invention has the following beneficial effects:
本发明配光透镜的上表面形状为马鞍形， 该上表面由多节光滑曲面相连且 形成不光滑的曲面， 将各节光滑曲面编号为 al、 a2、 a3、 a4、 …、 aN， 光从内 通过配光透镜的上表面往外照射时，照射区域编号为 1、 2、 3、 4、…、 N的区域 ， 穿过各节光滑曲面的光不仅照射与光滑曲面编号相对应的区域， 还将照射相邻 的区域， 如编号为 a2的光滑曲面照射编号为 1、 2、 3三个区域， 编号为 a3的 光滑曲面照射编号为 2、 3、 4三个区域， …， 编号为 a (N-1) 的光滑曲面照射 编号为 N-2、 N-l、 N三个区域， 这样穿过各节相邻光滑曲面的光照射的区域有 互相重叠的区域， 使得光斑更加均匀， 照明效果好。 The upper surface of the light distribution lens of the present invention has a saddle shape, and the upper surface is connected by a plurality of smooth curved surfaces and forms a non-smooth curved surface, and the smooth curved surfaces of each section are numbered as al, a2, a3, a4, ..., aN, light from When the upper surface of the light distribution lens is irradiated outward, the area of the irradiation area number is 1, 2, 3, 4, ..., N, and the light passing through the smooth curved surface of each section not only illuminates the area corresponding to the smooth surface number, but also The adjacent areas will be illuminated, such as the smooth surface numbered a2, numbered 1, 2, 3, and the smooth surface numbered a3 is numbered 2, 3, 4, ..., numbered a ( N-1) The smooth surface illumination number is N-2, Nl, N, so that the area illuminated by the light passing through the adjacent smooth surface of each section has The overlapping areas make the spot more uniform and the lighting effect is good.
附图说明 DRAWINGS
图 1是现有的配光透镜的配光示意图；  1 is a light distribution diagram of a conventional light distribution lens;
图 2是图 1中配光透镜的示意图；  Figure 2 is a schematic view of the light distribution lens of Figure 1;
图 3是本发明配光透镜的示意图；  Figure 3 is a schematic view of a light distribution lens of the present invention;
图 4是图 3的一个视图；  Figure 4 is a view of Figure 3;
图 5是图 4的 A-A方向剖视图；  Figure 5 is a cross-sectional view taken along line A-A of Figure 4;
图 6是图 4的 B-B方向剖视图；  Figure 6 is a cross-sectional view taken along line B-B of Figure 4;
图 7是图 5中 X部分的放大图；  Figure 7 is an enlarged view of a portion X in Figure 5;
图 8是本发明配光透镜以配光透镜底面中心为坐标原点，在笛卡儿坐标 XYZ 轴中的示意图；  8 is a schematic view of the light distribution lens of the present invention with the center of the bottom surface of the light distribution lens as a coordinate origin, in the Cartesian coordinate XYZ axis;
图 9是本发明配光透镜的配光示意图；  9 is a light distribution diagram of a light distribution lens of the present invention;
图 10是本发明配光透镜模组的一个实施例的示意图。 具体实施方式 为了更好地理解本发明， 下面结合附图和具体实施例对本发明作进一步地 描述。 请参阅图 3、 图 4、 图 5、 图 6、 图 7、 图 8和图 9， 本发明配光透镜， 其上 表面 a形状为马鞍形， 该上表面 a由光滑曲面 al、 a2、 …、 aN相连且形成不光 滑的曲面， 光滑曲面 al、 a2、 …、 aN中相邻两节光滑曲面之间形成不光滑的曲 面； 配光透镜底面 b中心开有一个凹槽 c， 可用于放置 LED光源。 以配光透镜底面 b的中心 0为坐标原点， 定义笛卡儿坐标 XYZ轴， 上表面 在笛卡儿坐标 XYZ轴中的公式为：  Figure 10 is a schematic illustration of one embodiment of a light distribution lens module of the present invention. DETAILED DESCRIPTION OF THE INVENTION In order to better understand the present invention, the present invention will be further described with reference to the accompanying drawings and specific embodiments. Referring to FIG. 3, FIG. 4, FIG. 5, FIG. 6, FIG. 7, FIG. 8 and FIG. 9, the light distribution lens of the present invention has an upper surface a shape of a saddle shape, and the upper surface a is composed of smooth curved surfaces a1, a2, ... aN is connected and forms a non-smooth surface, and a smooth surface is formed between two smooth surfaces of the smooth surfaces al, a2, ..., aN; a groove c is formed in the center of the bottom surface b of the light distribution lens, and can be used for placing LED light source. The center of the light distribution lens bottom b is the coordinate origin, and the Cartesian coordinate XYZ axis is defined. The upper surface is expressed in the Cartesian coordinate XYZ axis:
N N
Figure imgf000004_0001
' 其中， 0. KM 100， i为 1、 2、 3、 …、 N, 4 100且7\为自然数，-100 ^ A^IOO, -ΙΟΟ^Β, 100，上表面上的点与坐标原点的连线， 该连线与 XZ面的 夹角为 P， 0°^ 180 °， 该连线与 YZ面的夹角为 (y， 0 (y 180 ° 为了取得更佳的配光效果， N的值的范围可为 6 Λ^30。 配光透镜的材料是聚碳酸酯 （Polycarbonate, PC) ， 或是聚甲基丙烯酸甲 酯 （PMMA或 acrylic, 亚克力） ， 或是玻璃。 当光从内通过配光透镜的上表面 a往外照射时，照射区域编号为 1、 2、 3、 4、 …、 N的区域 ， 由于上表面 a由光滑曲面 al、 a2、 …、 aN相连且形成不光滑 的曲面， 光滑曲面 al、 a2、 …、 aN中相邻两节光滑曲面之间形成不光滑的曲面， 导致相邻光滑曲面之间有一定的夹角 Θ (见图 7)，这样穿过光滑曲面 al、 a2、…、 aN的光不仅照射与光滑曲面编号相对应的区域， 还将照射相邻的区域， 如编号 为 a2的光滑曲面照射编号为 1、 2、 3三个区域， 编号为 a3的光滑曲面照射编号为 2、 3、 4三个区域， …， 编号为 a (N-1) 的光滑曲面照射编号为 N_2、 N_l、 N三 个区域， 这样穿过各节相邻光滑曲面的光照射的区域就有互相重叠的区域， 使 得光斑更加均匀， 照明效果好。 NN
Figure imgf000004_0001
' Where 0. KM 100, i is 1, 2, 3, ..., N, 4 100 and 7\ is a natural number, -100 ^ A^IOO, -ΙΟΟ^Β, 100, the point on the upper surface and the origin of the coordinate Connection, the angle between the connection and the XZ plane is P, 0°^180 °, and the angle between the connection and the YZ plane is (y, 0 (y 180 ° for better light distribution effect, N The value can range from 6 Λ^30. The material of the lens is polycarbonate (PC), or polymethyl methacrylate (PMMA or acrylic, acrylic), or glass. When the upper surface a of the light distribution lens is irradiated outward, the areas of the irradiation area numbers 1, 2, 3, 4, ..., N are connected, and the upper surface a is connected by the smooth curved surfaces a1, a2, ..., aN and forms a matte curved surface. , the smooth surfaces of the smooth surfaces al, a2, ..., aN form a non-smooth surface between adjacent two smooth surfaces, resulting in a certain angle between adjacent smooth surfaces (see Figure 7), so that through the smooth surface al The light of a2, ..., aN not only illuminates the area corresponding to the smooth surface number, but also illuminates adjacent areas, such as a smooth surface numbered a2. The number of shots is 1, 2, 3, the smooth surface numbered a3 is 3, 3, 4, ..., the smooth surface numbered a (N-1) is N_2, N_l, N three areas, such that the areas illuminated by the light passing through the adjacent smooth curved surfaces of the sections have overlapping areas, so that the spot is more uniform and the lighting effect is good.
本发明配光透镜模组具有上述配光透镜 （见图 10) 。  The light distribution lens module of the present invention has the above-mentioned light distribution lens (see Fig. 10).
本发明 LED节能灯具有上述配光透镜或配光透镜模组。  The LED energy-saving lamp of the present invention has the above-mentioned light distribution lens or light distribution lens module.
本发明配光透镜、 配光透镜模组、 LED节能灯可使光斑更加均匀， 照明效果 更佳。  The light distribution lens, the light distribution lens module and the LED energy-saving lamp of the invention can make the spot more uniform and have better illumination effect.
以上所述仅为本发明的较佳实施例， 并不用以限制本发明， 应当指出， 对 于本领域的普通技术人员来说， 凡是在本发明的精神和原则之内所作的任何修 改、 等同替换或改进等， 均应包含在本发明的保护范围之内。  The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention. It should be noted that any modifications and equivalents made by those skilled in the art within the spirit and principles of the present invention will be apparent to those skilled in the art. Or improvements, etc., should be included in the scope of protection of the present invention.

Claims

权 利 要 求 书 Claim
1. 一种配光透镜， 其特征在于， 其上表面形状为马鞍形； 所述上表面由多 节光滑曲面相连且形成不光滑的曲面， 该多节光滑曲面中相邻两节光滑曲面之 间形成不光滑的曲面； 所述配光透镜底面中心开有一个用于放置 LED光源的凹 槽。 A light distribution lens, characterized in that: the upper surface is saddle-shaped; the upper surface is connected by a plurality of smooth curved surfaces and forms a non-smooth surface, and adjacent two smooth surfaces of the multi-section smooth surface A non-smooth curved surface is formed; a center of the bottom surface of the light distribution lens is provided with a groove for placing the LED light source.
2. 根据权利要求 1所述的配光透镜， 其特征在于， 以所述配光透镜底面的 中心为坐标原点， 定义笛卡儿坐标 XYZ 轴， 所述配光透镜的上表面在笛卡儿坐 标 XYZ轴中的公式为：  The light distribution lens according to claim 1, wherein a Cartesian coordinate XYZ axis is defined by a center of a bottom surface of the light distribution lens, and an upper surface of the light distribution lens is in a Cartesian The formula in the coordinate XYZ axis is:
N N N N
Figure imgf000006_0001
Figure imgf000006_0001
其中， 0. KM 100， i为 1、 2、 3、 …、 N， 4 N 100且 N为自然数， -100 Λ 100， -100 B, 100，上表面上的点与坐标原点的连线， 该连线与 XZ面的 夹角为 P， 0°^ 180 °， 该连线与 YZ面的夹角为 (y， 0 (y 180 °  Where 0. KM 100, i is 1, 2, 3, ..., N, 4 N 100 and N is a natural number, -100 Λ 100, -100 B, 100, the line on the upper surface and the origin of the coordinate, The angle between the line and the XZ plane is P, 0°^180 °, and the angle between the line and the YZ plane is (y, 0 (y 180 °)
3. 根据权利要求 2所述的配光透镜， 其特征在于， 所述 N的值的范围为 6  3. The light distribution lens according to claim 2, wherein the value of N is in the range of 6
N 30。 N 30.
4. 根据权利要求 3所述的配光透镜， 其特征在于， 所述配光透镜的材料是 聚碳酸酯， 或是聚甲基丙烯酸甲酯， 或是玻璃。 The light distribution lens according to claim 3, wherein the material of the light distribution lens is polycarbonate, or polymethyl methacrylate, or glass.
5. 一种配光透镜模组， 其特征在于， 该配光透镜模组具有权利要求 1所述 的配光透镜。 A light distribution lens module comprising the light distribution lens according to claim 1.
6. 根据权利要求 5所述的配光透镜模组， 其特征在于， 以所述配光透镜底 面的中心为坐标原点， 定义笛卡儿坐标 XYZ 轴， 所述配光透镜的上表面在笛卡 儿坐标 XYZ轴中的公式为： N NThe light distribution lens module according to claim 5, wherein a center of the bottom surface of the light distribution lens is used as a coordinate origin, and a Cartesian coordinate XYZ axis is defined, and an upper surface of the light distribution lens is in a flute The formula in the XYZ axis of the card coordinate is: NN
Figure imgf000007_0001
Figure imgf000007_0001
其中， 0. KM 100， i为 1、 2、 3、 …、 N， 4 N 100且 N为自然数， -100 ^ A^IOO, -IOO^B, 100，上表面上的点与坐标原点的连线， 该连线与 XZ面的 夹角为 P， 0°^ 180 °， 该连线与 YZ面的夹角为 (y， 0 (y 180 °  Where 0. KM 100, i is 1, 2, 3, ..., N, 4 N 100 and N is a natural number, -100 ^ A^IOO, -IOO^B, 100, the point on the upper surface and the origin of the coordinate Connection, the angle between the connection and the XZ plane is P, 0°^180 °, and the angle between the connection and the YZ plane is (y, 0 (y 180 °)
7. 根据权利要求 6所述的配光透镜模组， 其特征在于， 所述 N的值的范围为 6 N 30。  The light distribution lens module according to claim 6, wherein the value of N is in a range of 6 N 30.
8. 一种 LED节能灯， 其特征在于， 该 LED节能灯具有权利要求 1所述的配光 透镜或权利要求 5所述的配光透镜模组。  An LED energy saving lamp comprising the light distribution lens according to claim 1 or the light distribution lens module according to claim 5.
9. 根据权利要求 9所述的 LED节能灯， 其特征在于， 以所述配光透镜底面 的中心为坐标原点， 定义笛卡儿坐标 XYZ 轴， 所述配光透镜的上表面在笛卡儿 坐标 XYZ轴中的公式为：  The LED energy-saving lamp according to claim 9, wherein a Cartesian coordinate XYZ axis is defined by using a center of a bottom surface of the light distribution lens as a coordinate origin, and an upper surface of the light distribution lens is in a Cartesian The formula in the coordinate XYZ axis is:
N N N N
Figure imgf000007_0002
Figure imgf000007_0002
其中， 0. KM 100， i为 1、 2、 3、 …、 N， 4 N 100且 N为自然数， -100 Λ 100， -100 B, 100，上表面上的点与坐标原点的连线， 该连线与 XZ面的 夹角为 P， 0°^ 180 °， 该连线与 YZ面的夹角为 (y， 0 (y 180 °  Where 0. KM 100, i is 1, 2, 3, ..., N, 4 N 100 and N is a natural number, -100 Λ 100, -100 B, 100, the line on the upper surface and the origin of the coordinate, The angle between the line and the XZ plane is P, 0°^180 °, and the angle between the line and the YZ plane is (y, 0 (y 180 °)
10. 根据权利要求 9所述的 LED节能灯， 其特征在于， 所述 N的值的范围 为 6^N^30o  10. The LED energy saving lamp according to claim 9, wherein the value of the N is in the range of 6^N^30o.
PCT/CN2014/076813 2013-05-03 2014-05-05 Light distribution lens, light distribution lens module and led energy-saving lamp WO2014177066A1 (en)

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