WO2014206361A1 - Incandescent light lighting-emulating led spotlight - Google Patents
Incandescent light lighting-emulating led spotlight Download PDFInfo
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- WO2014206361A1 WO2014206361A1 PCT/CN2014/081077 CN2014081077W WO2014206361A1 WO 2014206361 A1 WO2014206361 A1 WO 2014206361A1 CN 2014081077 W CN2014081077 W CN 2014081077W WO 2014206361 A1 WO2014206361 A1 WO 2014206361A1
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- light
- led
- led spotlight
- plastic base
- light source
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Classifications
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- 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
- F21K9/20—Light sources comprising attachment means
- F21K9/23—Retrofit 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
- F21K9/233—Retrofit 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
Definitions
- the invention relates to a lighting device, in particular an LED spotlight that resembles an incandescent light.
- the concave mirror surface is easily contaminated or corroded, which affects the reflection effect, and is an alternative to the concave mirror.
- LED After the light source passes through the collecting lens, a better spotlighting effect can be obtained.
- the reflecting surfaces of the collecting lenses are mostly smooth parabolic reflecting surfaces or other curved reflecting surfaces, although the parabolic reflecting surface or other curved reflecting surfaces can achieve very good gathering. Direct light effect, but in practical applications, this smooth surface concentrating effect is very dazzling, and can not achieve the effect of mixing light, so the lighting effect is not good.
- An object of the present invention is to provide an LED spotlight of an incandescent lamp that has a good lighting effect and achieves a softening effect similar to that of an incandescent lamp in order to solve the above-mentioned deficiencies of the prior art.
- the spotlight includes a lamp cap, a plastic base, a power source, a heat sink, a Led light source and a front cover.
- the power source is fixed in the plastic base, and one end of the plastic base is fixedly connected with the lamp cap, and the other end is connected with the heat sink, Led
- the light source plane is fixed in the heat sink body, relative to the Led in the heat sink body
- the front end of the light source is further provided with a check lens, and the grating lens comprises a first diffusion surface, an internal reflection surface, a second diffusion surface and a concave condensing point formed by the first diffusion surface, wherein the internal reflection surface is One or more regularly arranged concentrating bumps and reflecting curved surfaces, and an optical film layer is disposed outside the condensing bumps of the internal reflecting surface.
- the first diffusion surface is a convex curved surface.
- the second diffusing surface is a convex curved surface.
- a wind wheel type heat dissipating rib is arranged on the heat dissipating body, and a vent hole is formed on the front cover to cooperate with the wind wheel type heat dissipating rib to form a passage. Therefore, when the heat sink is fastened to the front cover, the vent hole forms a passage with the wind wheel type heat dissipation rib. Since the passage is like a chimney, cold air enters from the passage, and all the heat on the surface of the heat sink is taken away, thereby reducing the heat. Product temperature, so The efficacy of LED lights is more stable.
- the first diffusing surface is in accordance with the surface formula:
- X, Y, and Z are three-dimensional coordinate axes.
- the LED spotlight of the incandescent lamp light obtained by the invention collects the light on the concave spotlight point when the light is incident on the lens.
- the first diffusion surface is diffused, and the diffused light is incident on the condensing bump.
- the optical film layer is outside the condensing bump.
- the optical film layer becomes a concave surface, so that there is a concentrating effect, and the collected light can be mutually dispersed, thereby improving the luminous efficiency and the reflection effect, and finally emitting from the second diffusion surface, and the light passes through so much.
- the reflection and focusing of the second time make the emitted light achieve a good illumination effect, and it is as soft and comfortable as the light emitted by the incandescent lamp.
- Figure 1 is an exploded view of the overall structure of the first embodiment
- Figure 2 is a plan view showing the planar structure of the lens in Embodiment 1;
- Figure 3 is a schematic cross-sectional view of the lens of Figure 2;
- Figure 4 is an enlarged view of Part A of Figure 2;
- Figure 5 is a bottom view of the lens of Figure 2;
- Figure 6 is a partial structural view of Embodiment 2.
- lamp holder 1 plastic base 2, power supply 3, heat sink 4, wind wheel type heat dissipation 4-1, Led light source 5, front cover 6.
- Ventilation hole 6-1 check lens 7, first diffusing surface 7-1, internal reflecting surface 7-2, condensing bump 7-3, optical film layer 7-4, second diffusing surface 7-5 Concave spot 7-6. Reflective surface 7-7.
- the LED spotlight of the incandescent lamp includes a lamp cap 1, a plastic base 2, a power source 3, a heat sink 4, a Led light source 5 and a front cover 6, and the power source 3 is fixed to In the plastic base 2, one end of the plastic base 2 is fixedly connected with the lamp cap 1, and the other end is connected with the heat sink body 4.
- the Led light source 5 is fixed in the heat radiating body 4, and is disposed in the heat radiating body 4 with respect to the front end of the Led light source 5.
- FIG. 2 FIG. 3, FIG. 4, and FIG.
- the grating lens 7 includes a first diffusion surface 7-1, an internal reflection surface 7-2, a second diffusion surface 7-5, and a concave concentrating point 7-6 formed by the first diffusing surface 7-1, and the internal reflecting surface 7-2 is composed of one or more regularly arranged condensing bumps 7-3 and reflecting surfaces 7-7.
- An optical film layer 7-4 is provided outside the condensing bump 7-3 of the internal reflecting surface 7-2.
- the diffusing surface 7-5 is emitted, and the light is reflected and focused so many times that the emitted light reaches almost the same softness and comfort as the light emitted by the incandescent lamp.
- ⁇ 5; the second diffusion surface 7-5 is a matching surface formula: Z 0.1(X 2 +Y 2 ) where: 0 ⁇ Z ⁇ 3. Therefore, when the light is refracted, it is emitted from all directions of the lampshade to ensure the maximum range of illumination angle.
- the heat radiating body 4 is provided with a wind wheel type heat radiating rib 4-1
- the front cover 6 is provided with a vent hole 6-1 which cooperates with the wind wheel type heat radiating rib 4-1 and forms a passage. Therefore, when the heat sink 4 and the front cover 6 are realized When the buckle is fixed, the vent 6-1 forms a passage with the windshield rib 4-1. Since this passage is like a chimney, cold air enters from the passage, and the radiator 4 All the heat on the surface is taken away, which lowers the temperature of the product and makes the LED lamp more stable.
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
An incandescent light lighting-emulating LED spotlight for use in illumination, comprising a cap (1), a plastic base (2), a power supply (3), a heat-dissipating body (4), an LED light source (5), and a front cover (6). The power supply (3) is fixed within the plastic base (2). One end of the plastic base (2) is fixedly connected to the cap (1), while the other end is connected to the heat-dissipating body (4). The LED light source (5) is fixed horizontally within the heat-dissipating body (4). A stippled lens (7) is arranged at the front end of the heat-dissipating body (4) relative to the LED light source (5). The stippled lens (7) comprises a first diffusing surface (7-1), an internal reflecting surface (7-2), a second diffusing surface (7-5), and a concave light convergence point (7-6) constituted by the first diffusing surface (7-1). The internal reflecting surface (7-2) consists of one or more orderly arranged light convergence protrusions (7-3) and reflecting curved surfaces (7-7). Also, an optical thin-film layer (7-4) is arranged outside of the light convergence protrusions (7-3) of the reflecting surface (7-2). The incandescent light lighting-emulating LED spotlight allows for multiple reflections and focusing of a light, thus allowing an emitted lighting to achieve a great illumination effect, while being a soft and comfortable light.
Description
本发明涉及一种照明设备，特别是仿白炽灯灯光的 LED 射灯。 The invention relates to a lighting device, in particular an LED spotlight that resembles an incandescent light.
随着社会科技的发展与进步，人均生活水平不断的提高，对照明或指定照射物体的照射“光”要求也越来越高，以前的白炽射灯照射到物体上，物体保持着如在阳光中看到的一样
；光线舒适，但是白炽射灯比较耗电、被照射的环境温度容易上升、使用寿命短，因此通过人们聪明的智慧发明了节能、环保的 LED 射灯，但 LED
是点光源，为达到比较好的照射效果必须进行聚光，而传统的聚光是通过凹面镜进行聚光，然而这种凹面镜镜面容易被污染或腐蚀，影响反射效果，为替代凹面镜，市面上也出现了一些聚光透镜，LED
光源经过聚光透镜后能得到比较好的聚光照射效果，这些聚光透镜的反射面多为光滑抛物线反射面或其他曲线反射面，虽然抛物线反射面或其他曲线反射面能实现非常好的聚光直射效果，但是在实际应用中这种光滑曲面聚光直射效果非常刺眼炫目，也不能达到混光的效果，所以照明效果不好。
With the development and progress of social science and technology, the per capita living level is constantly improving, and the requirements for illumination or designated illumination objects are getting higher and higher. The former incandescent spotlights illuminate the objects, and the objects remain as in the sunlight. Same as seen in
The light is comfortable, but the incandescent spotlights consume more power, the exposed ambient temperature is easy to rise, and the service life is short. Therefore, energy-saving and environmentally friendly LED spotlights have been invented by people's clever wisdom, but LEDs
It is a point light source. In order to achieve a better illumination effect, it is necessary to collect light. The conventional concentrating light is concentrated by a concave mirror. However, the concave mirror surface is easily contaminated or corroded, which affects the reflection effect, and is an alternative to the concave mirror. There are also some concentrating lenses on the market, LED
After the light source passes through the collecting lens, a better spotlighting effect can be obtained. The reflecting surfaces of the collecting lenses are mostly smooth parabolic reflecting surfaces or other curved reflecting surfaces, although the parabolic reflecting surface or other curved reflecting surfaces can achieve very good gathering. Direct light effect, but in practical applications, this smooth surface concentrating effect is very dazzling, and can not achieve the effect of mixing light, so the lighting effect is not good.
本发明的目的是为了解决上述现有技术的不足而提供一种照明效果好且与白炽灯射出的灯光一样达到光线柔和效果的仿白炽灯灯光的 LED 射灯。SUMMARY OF THE INVENTION An object of the present invention is to provide an LED spotlight of an incandescent lamp that has a good lighting effect and achieves a softening effect similar to that of an incandescent lamp in order to solve the above-mentioned deficiencies of the prior art.
为了实现上述目的，本发明所设计的仿白炽灯灯光的 LED
射灯，包括灯头、塑胶底座、电源、散热体、Led 光源和前盖，所述的电源固定于塑胶底座内，塑胶底座一端与灯头固定连接，另一端与散热体连接，Led
光源平面固定在散热体内，在散热体内相对于 Led
光源的前端还设有格纹透镜，所述格纹透镜包括第一扩散面、内部反射面、第二扩散面和由第一扩散面构成的凹形聚光点，所述的内部反射面由一个及以上按规律排列的聚光凸点和反射曲面组成，且在内部反射面的聚光凸点外设有光学薄膜层。光扩散原理
：当光线射到透镜时，采用凹透的原理将光聚集光于凹形聚光点上
；此时再通过第一扩散面向周围扩散，这时扩散出的光射到聚光凸点上，由于聚光凸点的外表面又有着光学薄膜层，由于光学薄膜层在聚光凸点外形成时，光学薄膜层也就成了凹面，使得有聚光效果，聚的光又能够相互聚散，从而提高了发光效率和反射的作用，并最终从第二扩散面射出，光线经过这样多次的反射、聚焦，从而使射出来的灯光达到和白炽灯射出的灯光几乎一样具有柔软、舒适的效果。 In order to achieve the above object, the LED of the incandescent lamp light designed by the present invention is designed.
The spotlight includes a lamp cap, a plastic base, a power source, a heat sink, a Led light source and a front cover. The power source is fixed in the plastic base, and one end of the plastic base is fixedly connected with the lamp cap, and the other end is connected with the heat sink, Led
The light source plane is fixed in the heat sink body, relative to the Led in the heat sink body
The front end of the light source is further provided with a check lens, and the grating lens comprises a first diffusion surface, an internal reflection surface, a second diffusion surface and a concave condensing point formed by the first diffusion surface, wherein the internal reflection surface is One or more regularly arranged concentrating bumps and reflecting curved surfaces, and an optical film layer is disposed outside the condensing bumps of the internal reflecting surface. Principle of light diffusion
: When the light hits the lens, the light is concentrated on the concave spot by the principle of concave penetration.
At this time, the first diffusion surface is diffused, and the diffused light is incident on the condensing bump. Since the outer surface of the condensing bump has an optical film layer, the optical film layer is outside the condensing bump. When formed, the optical film layer becomes a concave surface, so that there is a concentrating effect, and the collected light can be mutually dispersed, thereby improving the luminous efficiency and the reflection effect, and finally emitting from the second diffusion surface, and the light passes through so much. The reflection and focusing of the second time, so that the emitted light reaches almost the same soft and comfortable effect as the light emitted by the incandescent lamp.
为了使光向四周扩散，提高扩散效果，所述的第一扩散面为凸型弧面。 In order to diffuse the light to the periphery and improve the diffusion effect, the first diffusion surface is a convex curved surface.
为了光照的角度，所述的第二扩散面为外凸型弧面。 For the angle of illumination, the second diffusing surface is a convex curved surface.
为了降低产品温度，使 LED
灯的光效更加稳定，在散热体上设有风轮式散热筋，在前盖上设有与风轮式散热筋配合并形成通道的通风孔。因此实现当散热体与前盖扣合固定的时候，通风孔与风轮式散热筋形成通道，由于此通道好比烟囱，冷空气从通道进入，将散热体表面所有的热量带走，从而降低了产品温度，使
LED 灯的光效更加稳定。 In order to reduce the temperature of the product, make the LED
The light effect of the lamp is more stable, and a wind wheel type heat dissipating rib is arranged on the heat dissipating body, and a vent hole is formed on the front cover to cooperate with the wind wheel type heat dissipating rib to form a passage. Therefore, when the heat sink is fastened to the front cover, the vent hole forms a passage with the wind wheel type heat dissipation rib. Since the passage is like a chimney, cold air enters from the passage, and all the heat on the surface of the heat sink is taken away, thereby reducing the heat. Product temperature, so
The efficacy of LED lights is more stable.
为了实现漫反射的原理，从而实现光照效果，所述的反射曲面是符合曲面公式
：Z＝0.34(X2+Y2)-3其中 ：0≤Z≤5 ；所述的聚光凸点是符合曲面公式
：3*Y2+4(X2+Z2)＝60其In order to realize the principle of diffuse reflection, thereby realizing the illumination effect, the reflection surface is in accordance with the surface formula: Z=0.34(X 2 +Y 2 )-3 wherein: 0≤Z≤5; the condensed bump is Fit to the surface formula: 3*Y 2 +4(X 2 +Z 2 )=60
中 ：第一扩散面是符合曲面公式 ：Medium: The first diffusing surface is in accordance with the surface formula:
其中 ：0≤|X|≤5，0 ≤ |Y| ≤ 5 ；第二扩散面是符合曲面公式 ：Z ＝
0.1(X2+Y2) 其中 ：0 ≤ Z ≤ 3。在此，X、Y、Z
是三维坐标轴，在提供上述描述的公式后，将该公式在三维坐标系中所体现的曲面是本行业普通技术人员能实现并得到的，所以在此不作详细描述。Where: 0 ≤ |X| ≤ 5, 0 ≤ |Y| ≤ 5; the second diffusion surface is in accordance with the surface formula: Z = 0.1 (X 2 + Y 2 ) where: 0 ≤ Z ≤ 3. Here, X, Y, and Z are three-dimensional coordinate axes. After providing the formula described above, the curved surface embodied by the formula in the three-dimensional coordinate system can be realized and obtained by those skilled in the art, so no detailed description will be given here. description.
本发明得到的仿白炽灯灯光的 LED 射灯，当光线射到透镜时，采用凹透的原理将光聚集光于凹形聚光点上
；此时再通过第一扩散面向周围扩散，这时扩散出的光射到聚光凸点上，由于聚光凸点的外表面又有着光学薄膜层，由于光学薄膜层在聚光凸点外形成时，光学薄膜层也就成了凹面，使得有聚光效果，聚的光又能够相互聚散，从而提高了发光效率和反射的作用，并最终从第二扩散面射出，光线经过这样多次的反射、聚焦，而使射出来的灯光达到良好的照射效果，且与白炽灯射出的灯光光线一样柔软、舒适。 The LED spotlight of the incandescent lamp light obtained by the invention collects the light on the concave spotlight point when the light is incident on the lens.
At this time, the first diffusion surface is diffused, and the diffused light is incident on the condensing bump. Since the outer surface of the condensing bump has an optical film layer, the optical film layer is outside the condensing bump. When formed, the optical film layer becomes a concave surface, so that there is a concentrating effect, and the collected light can be mutually dispersed, thereby improving the luminous efficiency and the reflection effect, and finally emitting from the second diffusion surface, and the light passes through so much. The reflection and focusing of the second time make the emitted light achieve a good illumination effect, and it is as soft and comfortable as the light emitted by the incandescent lamp.
图 1 是本实施例 1 的整体结构***图；Figure 1 is an exploded view of the overall structure of the first embodiment;
图 2 是实施例 1 中透镜的平面结构示意图；Figure 2 is a plan view showing the planar structure of the lens in Embodiment 1;
图 3 是图 2 中透镜的截面示意图；Figure 3 is a schematic cross-sectional view of the lens of Figure 2;
图 4 是图 2 中 A 部分的放大图；Figure 4 is an enlarged view of Part A of Figure 2;
图 5 是图 2 中透镜的仰视图；Figure 5 is a bottom view of the lens of Figure 2;
图 6 是实施例 2 的部分结构示意图。Figure 6 is a partial structural view of Embodiment 2.
图中 ：灯头 1、塑胶底座 2、电源 3、散热体 4、风轮式散热筋 4-1、Led 光源 5、前盖
6、通风孔 6-1、格纹透镜 7、第一扩散面 7-1、内部反射面 7-2、聚光凸点 7-3、光学薄膜层 7-4、第二扩散面 7-5、凹形聚光点
7-6、反射曲面 7-7。In the picture: lamp holder 1, plastic base 2, power supply 3, heat sink 4, wind wheel type heat dissipation 4-1, Led light source 5, front cover
6. Ventilation hole 6-1, check lens 7, first diffusing surface 7-1, internal reflecting surface 7-2, condensing bump 7-3, optical film layer 7-4, second diffusing surface 7-5 Concave spot
7-6. Reflective surface 7-7.
如图 1 所示，本实施例提供的仿白炽灯灯光的 LED 射灯，包括灯头 1、塑胶底座 2、电源 3、散热体
4、Led 光源 5 和前盖 6，所述的电源 3 固定于塑胶底座 2 内，塑胶底座 2一端与灯头 1 固定连接，另一端与散热体 4 连接，Led 光源 5
平面固定在散热体 4 内，在散热体 4内相对于 Led 光源 5 的前端还设有格纹透镜 7，如图 2、图 3、图 4、图 5 所示，所述格纹透镜
7包括第一扩散面 7-1、内部反射面 7-2、第二扩散面 7-5 和由第一扩散面 7-1 构成的凹形聚光点 7-6，所述的内部反射面 7-2
由一个及以上按规律排列的聚光凸点 7-3 和反射曲面 7-7组成，且在内部反射面 7-2 的聚光凸点 7-3 外设有光学薄膜层 7-4。工作时，当 LED
光源 5 通电时，当光线射到透镜时，采用凹透的原理将光聚集光于凹形聚光点 7-3 上 ；此时再通过第一扩散面 7-1 向周围扩散，这时扩散出的光射到聚光凸点
7-3 上，由于聚光凸点 7-3 的外表面又有着光学薄膜层 7-4，由于光学薄膜层 7-4 在聚光凸点 7-3 外形成时，光学薄膜层 7-4
也就成了凹面，使得有聚光效果，聚的光又能够相互聚散，从而提高了发光效率和反射的作用，并最终从第二扩散面 7-5
射出，光线经过这样多次的反射、聚焦，从而使射出来的灯光达到和白炽灯射出的灯光几乎一样具有柔软、舒适的效果。为了实现漫反射的原理，得到更加良好的光照效果，所述的反射曲面
7-7 是符合曲面公式 ：Z ＝ 0.34(X2+Y2)-3 其中 ：0 ≤ Z ≤ 5 ；所述的聚光凸点 7-3
是符合曲面公式 ：3*Y2+4(X2+Z2) ＝ 60 其中 ：第一扩散面 7-1
是符合曲面公式 ：其中 ：0 ≤ |X| ≤ 5，0 ≤ |Y| ≤ 5 ；第二扩散面 7-5 是符合曲面公式 ：Z ＝
0.1(X2+Y2) 其中 ：0 ≤ Z ≤
3。从而实现当光线折光后从灯罩的各方向射出，以保证了最大范围的光照角度。As shown in FIG. 1 , the LED spotlight of the incandescent lamp provided by the embodiment includes a lamp cap 1, a plastic base 2, a power source 3, a heat sink 4, a Led light source 5 and a front cover 6, and the power source 3 is fixed to In the plastic base 2, one end of the plastic base 2 is fixedly connected with the lamp cap 1, and the other end is connected with the heat sink body 4. The Led light source 5 is fixed in the heat radiating body 4, and is disposed in the heat radiating body 4 with respect to the front end of the Led light source 5. As shown in FIG. 2, FIG. 3, FIG. 4, and FIG. 5, the grating lens 7 includes a first diffusion surface 7-1, an internal reflection surface 7-2, a second diffusion surface 7-5, and a concave concentrating point 7-6 formed by the first diffusing surface 7-1, and the internal reflecting surface 7-2 is composed of one or more regularly arranged condensing bumps 7-3 and reflecting surfaces 7-7. An optical film layer 7-4 is provided outside the condensing bump 7-3 of the internal reflecting surface 7-2. During operation, when the LED light source 5 is energized, when the light is incident on the lens, the light is concentrated on the concave condensing point 7-3 by the principle of concave penetration; at this time, the first diffusion surface 7-1 is passed to the periphery. Diffusion, when the diffused light hits the condensing bump 7-3, since the outer surface of the condensing bump 7-3 has an optical film layer 7-4, since the optical film layer 7-4 is concentrated. When the outer layer 7-3 is formed, the optical film layer 7-4 is also concave, so that there is a condensing effect, and the concentrated light can be mutually dispersed, thereby improving the luminous efficiency and the reflection effect, and finally from the second. The diffusing surface 7-5 is emitted, and the light is reflected and focused so many times that the emitted light reaches almost the same softness and comfort as the light emitted by the incandescent lamp. In order to achieve the principle of diffuse reflection, a better illumination effect is obtained, and the reflection surface 7-7 is in accordance with the surface formula: Z = 0.34 (X 2 + Y 2 )-3 where: 0 ≤ Z ≤ 5; The condensing bump 7-3 is a conforming surface formula: 3*Y 2 +4(X 2 +Z 2 ) = 60 where: the first diffusing surface 7-1 is a conforming surface formula: where: 0 ≤ |X| ≤ 5 , 0 ≤ |Y| ≤ 5; the second diffusion surface 7-5 is a matching surface formula: Z = 0.1(X 2 +Y 2 ) where: 0 ≤ Z ≤ 3. Therefore, when the light is refracted, it is emitted from all directions of the lampshade to ensure the maximum range of illumination angle.
如图 6 所示，本实施例提供的仿白炽灯灯光的 LED 射灯的大致结构与实施例 1
相同，不同的是，在散热体4上设有风轮式散热筋4-1，在前盖6上设有与风轮式散热筋4-1配合并形成通道的通风孔 6-1。因此实现当散热体 4 与前盖 6
扣合固定的时候，通风孔 6-1 与风轮式散热筋 4-1 形成通道，由于此通道好比烟囱，冷空气从通道进入，将散热体 4
表面所有的热量带走，从而降低了产品温度，使 LED 灯的光效更加稳定。 As shown in FIG. 6, the general structure and embodiment of the LED spotlight of the incandescent lamp provided in this embodiment
The same is true, except that the heat radiating body 4 is provided with a wind wheel type heat radiating rib 4-1, and the front cover 6 is provided with a vent hole 6-1 which cooperates with the wind wheel type heat radiating rib 4-1 and forms a passage. Therefore, when the heat sink 4 and the front cover 6 are realized
When the buckle is fixed, the vent 6-1 forms a passage with the windshield rib 4-1. Since this passage is like a chimney, cold air enters from the passage, and the radiator 4
All the heat on the surface is taken away, which lowers the temperature of the product and makes the LED lamp more stable.
Claims (5)
- 一种仿白炽灯灯光的 LED 射灯，包括灯头（1）、塑胶底座（2）、电源（3）、散热体（4）、Led 光源（5）和前盖（6），所述的电源（3）固定于塑胶底座（2）内，塑胶底座（2）一端与灯头（1）固定连接，另一端与散热体（4）连接，Led 光源（5）平面固定在散热体（4）内，其特征是 ：在散热体（4）内相对于 Led 光源（5）的前端还设有格纹透镜（7），所述格纹透镜（7）包括第一扩散面（7-1）、内部反射面（7-2）、第二扩散面（7-5）和由第一扩散面（7-1）构成的凹形聚光点（7-6），所述的内部反射面（7-2）由一个及以上按规律排列的聚光凸点（7-3）和反射曲面（7-7）组成，且在内部反射面（7-2）的聚光凸点（7-3）外设有光学薄膜层（7-4）。 LED spotlight with incandescent light, including lamp head (1), plastic base (2), power supply (3), heat sink (4), Led The light source (5) and the front cover (6), the power source (3) is fixed in the plastic base (2), one end of the plastic base (2) is fixedly connected with the lamp head (1), and the other end is connected with the heat sink (4). ,Led The light source (5) is fixed in the plane of the heat sink (4), and is characterized by: in the heat sink (4) relative to the Led The front end of the light source (5) is further provided with a check lens (7) including a first diffusion surface (7-1), an internal reflection surface (7-2), and a second diffusion surface (7). -5) and a concave condensing point (7-6) composed of a first diffusing surface (7-1), the inner reflecting surface (7-2) being arranged by one or more condensed bumps arranged regularly (7-3) is composed of a reflective curved surface (7-7), and an optical film layer (7-4) is provided outside the condensing bump (7-3) of the internal reflecting surface (7-2).
- 根据权利要求 1 所述的仿白炽灯灯光的 LED 射灯，其特征是 ：所述的第一扩散面（7-1）为凸型弧面。The LED spotlight for incandescent light according to claim 1, wherein The first diffusion surface (7-1) is a convex curved surface.
- 根据权利要求 1 或 2 所述的仿白炽灯灯光的 LED 射灯，其特征是 ：所述的第二扩散面（7-5）为外凸型弧面。An LED spotlight for incandescent light according to claim 1 or 2, characterized in that The second diffusion surface (7-5) is a convex curved surface.
- 根据权利要求 1 所述的仿白炽灯灯光的 LED 射灯，其特征是 ：在散热体（4）上设有风轮式散热筋（4-1），在前盖（6）上设有与风轮式散热筋（4-1）配合并形成通道的通风孔（6-1）。 The LED spotlight for incandescent light according to claim 1, wherein A wind wheel type heat dissipating rib (4-1) is arranged on the radiator (4), and a vent hole (6) is provided on the front cover (6) to cooperate with the wind wheel type heat dissipating rib (4-1) to form a passage (6) -1).
- 根据权利要求1所述的仿白炽灯灯光的LED射灯，其特征是 ：所述的反射曲面（7-7）是符合曲面公式 ：Z ＝ 0.34（X2+Y2）-3 其中 ：0 ≤ Z ≤ 5 ；所述的光凸点（7-3）是符合曲面公式 ：3*Y2+4(X2+Z2) ＝ 60 其中 ：第一扩散面（7-1）是符合曲面公式 ：其中 ：0 ≤ |X| ≤ 5，0 ≤ |Y| ≤ 5 ；第二扩散面（7-5）符合曲面公式 ：Z ＝ 0.1(X2+Y2) 其中 ：0 ≤ Z ≤ 3。The LED spotlight for incandescent lamp light according to claim 1, wherein said reflective curved surface (7-7) is a conformal surface formula: Z = 0.34 (X 2 + Y 2 ) - 3 wherein: 0 ≤ Z ≤ 5 ; The light bump (7-3) is a conforming surface formula: 3*Y 2 +4(X 2 +Z 2 ) = 60 where: the first diffusing surface (7-1) is in conformity with the surface Formula: where: 0 ≤ |X| ≤ 5,0 ≤ |Y| ≤ 5 ; the second diffusion surface (7-5) conforms to the surface formula: Z = 0.1(X 2 +Y 2 ) where: 0 ≤ Z ≤ 3 .
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310270627.4 | 2013-06-28 | ||
| CN201310270627.4A CN103343922B (en) | 2013-06-28 | 2013-06-28 | The LED shot-light of imitative incandescent lamp light |
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| Publication Number | Publication Date |
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| WO2014206361A1 true WO2014206361A1 (en) | 2014-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/CN2014/081077 WO2014206361A1 (en) | 2013-06-28 | 2014-06-29 | Incandescent light lighting-emulating led spotlight |
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| WO (1) | WO2014206361A1 (en) |
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| CN103343922B (en) * | 2013-06-28 | 2016-05-25 | 宁波福泰电器有限公司 | The LED shot-light of imitative incandescent lamp light |
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| EP1416220A1 (en) * | 2002-10-28 | 2004-05-06 | Valeo Vision | Signal light comprising an optical device for the collection and the distribution of the luminous flux towards an annular reflector |
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| Publication number | Publication date |
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| CN103343922B (en) | 2016-05-25 |
| CN103343922A (en) | 2013-10-09 |
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