WO2011047550A1 - 一种易散热集成封装led光源 - Google Patents

一种易散热集成封装led光源 Download PDF

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Publication number
WO2011047550A1
WO2011047550A1 PCT/CN2010/073872 CN2010073872W WO2011047550A1 WO 2011047550 A1 WO2011047550 A1 WO 2011047550A1 CN 2010073872 W CN2010073872 W CN 2010073872W WO 2011047550 A1 WO2011047550 A1 WO 2011047550A1
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WIPO (PCT)
Prior art keywords
heat
light source
led light
integrated package
aluminum alloy
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Application number
PCT/CN2010/073872
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English (en)
French (fr)
Inventor
林峻毅
邱苑
Original Assignee
Lin Junyi
Qiu Yuan
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Publication date
Application filed by Lin Junyi, Qiu Yuan filed Critical Lin Junyi
Publication of WO2011047550A1 publication Critical patent/WO2011047550A1/zh

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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
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • F21V29/77—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section
    • 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
    • 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
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • 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
    • F21V3/00—Globes; Bowls; Cover glasses
    • F21V3/04—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
    • F21V3/06—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material
    • F21V3/061—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material the material being glass
    • 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 utility model relates to an LED light source for an illumination lamp, and more particularly to an easy-to-dissipate integrated package LED light source. Background technique
  • LED lamps generally use single-die LED light sources. When combined into lamps, there are many connection points, high process failure rate, difficult component matching and high cost. The high-power circuits are also poor in electrical balance. The power difference between the components is large, which may easily cause defects such as overload or even early damage of some components, affecting the performance and life of the LED lighting. In addition, the combination of illuminants composed of discrete components has a large layout area, which limits the shape and adaptability of the luminaire, and is not conducive to the advantages of LEDs. To this end, the market has developed an ultra-high-power light source with integrated packaging, and its packaging power has exceeded 100 watts. However, LED lamps with such light source combinations have fewer structures. In order to adapt to the development of lighting fixtures, the inventors of the present invention developed Take advantage of the integrated package of ultra-high power LED light sources. Utility model content
  • the technical problem to be solved by the utility model is to provide an easy-to-dissipate integrated package LED light source with simple structure, wide application, good illumination and heat dissipation effect, in view of the above-mentioned deficiencies of the prior art.
  • an easy-to-dissipate integrated package LED light source comprising an aluminum alloy lamp tube, one side of the aluminum alloy lamp tube is connected with a heat conducting plate, wherein the heat conducting plate is fixed with at least one integrated package
  • the LED light source is provided with a light-transmitting plate on the other side of the aluminum alloy lamp, and the heat-conducting plate is also connected with a heat sink.
  • the heat dissipating body is a hollow structure, and the outer heat dissipating fins may be distributed on the outer surface of the heat dissipating body; or the inner heat dissipating fins may be distributed on the inner surface of the heat dissipating body; It is also possible to provide a plurality of vent holes on the side of the heat sink and a micro fan in the heat sink.
  • a secondary optical dimming element is disposed between the light-transmitting plate and the integrated package LED light source, and the secondary optical dimming element can be a collecting lens. Or a condenser lens set; a combination of a cone reflector or a reflector set and a secondary optical homogenizer can also be used.
  • the aluminum alloy lamp cylinder is cylindrical, and the aluminum alloy lamp cylinder is screwed with the heat conduction plate.
  • the aluminum alloy lamp tube outside the light-transmitting plate is provided with a pressure ring for pressing the light-transmitting plate.
  • the front part of the aluminum alloy lamp tube is provided with a lamp cover, and the rear end of the lamp cover is fixed between the aluminum alloy lamp tube and the pressure ring.
  • the utility model is provided with a heat conducting plate, and the LED light source of the integrated package is mounted on the heat conducting plate, and the heat of the LED lamp is directly transmitted to the heat radiating body, and the heat sink is used for heat transfer, and the structure is simple and can satisfy
  • the high-power integrated package LED light source has a large heat dissipation requirement; after further improvement, the dimming process can be performed by setting the secondary optical dimming element, so that the light emitted by the LED lamp can be softened without glare; The spot is formed and can be used to combine lighting lamps of various styles.
  • FIG. 1 is a schematic structural view of a specific embodiment 1 of the present invention.
  • Figure 2 is a plan view of Figure 1;
  • Figure 3 is a schematic structural view of a second embodiment of the present invention.
  • Figure 4 is a schematic structural view of a third embodiment of the present invention.
  • Figure 5 is a schematic structural view of a fourth embodiment of the present invention.
  • Figure 6 is a schematic structural view of the inner heat dissipating fin of the present invention.
  • FIG. 7 is a schematic structural view of another inner heat dissipating fin of the present invention.
  • Figure 8 is a schematic structural view of a specific embodiment 5 of the present invention.
  • Figure 9 is a schematic structural view of a specific embodiment 6 of the present invention.
  • Figure 10 is a schematic structural view of a seventh embodiment of the present invention.
  • FIG 11 is a schematic view showing the structure of a specific embodiment 8 of the present invention. detailed description
  • the present invention discloses an easy-to-dissipate integrated package LED light source, which comprises an aluminum alloy lamp tube 1.
  • the aluminum alloy lamp tube 1 is a circular tube, and a heat conduction is connected at a lower end portion of the aluminum alloy lamp tube 1.
  • the plate 2 the heat conducting plate 2 is made of a copper plate or an aluminum plate with excellent heat transfer effect, and the heat conducting plate 2 is integrally connected with the aluminum alloy lamp tube 1 by threads, and an integrated package LED light source 3 is fixed on the heat conducting plate 2, in the aluminum alloy
  • the upper end of the lamp tube 1 is bonded with a PC light-transmitting plate 4 to protect the LED light source 3 of the integrated package from being contaminated by dust; an aluminum alloy heat sink 5 is also connected to the bottom of the heat-conducting plate 2, and the aluminum alloy heat sink 5 of the embodiment
  • twenty-four outer heat dissipation fins 5a are distributed on the outer surface of the heat sink 5 to Improve heat dissipation efficiency and ensure the normal operation of the integrated package LED light source 3.
  • FIG. 3 it is a schematic diagram of the application structure of the first embodiment of the present invention.
  • an insulating lamp head 12 connected to the mains socket is screwed at the lower end of the radiator 5.
  • the existing bulb is replaced, and the driving power of the LED light source 3 of the integrated package can be directly placed in the aluminum alloy heat sink 5 for convenient use.
  • an easy-to-dissipate integrated package LED light source of the present invention is substantially the same as Embodiment 1.
  • the embodiment has a plurality of vent holes 5c on the side of the aluminum alloy heat sink 5, and is in aluminum.
  • the alloy heat sink 5 is provided with a micro fan 6 , and the air direction of the micro fan 6 can be set on the side, so that the forced air convection can be performed by the micro fan 6 , which can obviously enhance the heat dissipation effect, and can be used for some special cases. Lighting requirements.
  • an easy-to-dissipate integrated package LED light source of the present invention comprises an aluminum alloy lamp tube 1 , and the aluminum alloy lamp tube 1 has a circular tube shape, and a heat conduction is connected at a lower end portion of the aluminum alloy lamp tube 1 .
  • the plate 2, the heat conducting plate 2 is integrally connected with the aluminum alloy lamp tube 1 by threads, and an integrated package LED light source 3 is fixed on the heat conducting plate 2, and a glass transparent plate 4 is bonded to the upper end portion of the aluminum alloy lamp tube 1.
  • An aluminum alloy heat sink 5 is further connected to the bottom of the heat conducting plate 2.
  • the aluminum alloy heat sink 5 of the embodiment has a hollow structure, and twenty inner heat radiating fins 5b are distributed on the inner surface of the heat radiating body 5 to improve heat dissipation.
  • the efficiency ensures the normal operation of the integrated packaged LED light source 3; in this embodiment, the aluminum alloy lamp cylinder 1 outside the light-transmitting plate 4 is also provided with a pressure ring 10 for pressing the light-transmitting plate 4.
  • the inner heat dissipating fin 5b of the present invention can also be a curved panel, which can achieve a larger heat dissipating area.
  • an easy-to-dissipate integrated package LED light source of the present invention is basically the same as that of Embodiment 4.
  • an insulated lamp head 12 connected to the mains lamp holder is screwed at the lower end of the heat sink 5 , and As a lighting fixture, the existing bulb is replaced; in this embodiment, a micro fan 6 is also disposed in the aluminum alloy heat sink 5, and a plurality of air inlet holes 5d are disposed on the side of the heat sink 5 near the heat conducting plate 2,
  • the side of the insulating lamp head 12 is provided with an air outlet hole 12a, so that the forced air convection is formed by the micro fan 6 through the air inlet hole 5d and the air outlet hole 12a, which can obviously enhance the heat dissipation effect, and is used for lighting requirements in some special cases. .
  • an easy-to-dissipate integrated package LED light source of the present invention is basically the same as Embodiment 4. The difference is that in this embodiment, a secondary optical dimming element is further disposed between the light-transmitting plate 4 and the LED light source 3 of the integrated package to improve the illumination effect; the secondary optical dimming component in the embodiment is concentrated. Lens 7 (When a plurality of integrated packaged LED light sources 3 are used, an integrally formed collecting lens group can also be used).
  • an easy-to-dissipate integrated package LED light source of the present invention is substantially the same as that of Embodiment 6, except that the secondary optical dimming element in this embodiment is a tapered reflector 8 (in use)
  • the secondary optical dimming element in this embodiment is a tapered reflector 8 (in use)
  • a combination of an integrally formed reflector set) and a secondary optical homogenizer 9 can also be used.
  • an easy-to-dissipate integrated package LED light source of the present invention is substantially the same as Embodiment 1.
  • the difference between this embodiment is that the aluminum alloy lamp tube 1 outside the light-transmitting plate 4 is also provided with pressure.
  • the pressure ring 10 of the light-transmitting plate 4 is tight.
  • a lampshade 11 is arranged at the front of the aluminum alloy lamplight 11. The rear end of the lampshade 11 is fixed between the aluminum alloy lamplight 1 and the pressure ring 10; this structure can be conveniently used as a chandelier.
  • the utility model When the utility model is specifically used, it can be used as a light source of various LED lamps in single or multiple combinations, and is used for indoor and outdoor lighting or lighting decoration.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Description

一种易散热集成封装 LED光源
技术领域
本实用新型涉及一种照明灯用 LED 光源， 更具体地说， 它涉及一种易散热集成封装 LED光源。 背景技术
传统的 LED灯具普遍采用单晶粒封装的 LED光源，在组合成灯具时，存在连接点多、 工艺故障率高、 元件电性能配对困难及成本高等不足， 组成的大功率电路还存在电气均衡 性差， 各元件之间功率差异大， 容易造成部分元件过载甚至早期损坏等缺陷， 影响 LED照 明的使用效能和寿命。 另外， 利用分立元件组成的发光体组合排布面积大， 限制了灯具的 造型和适应性，也不利于 LED优势的发挥。为此，市场已开发出集成封装的超大功率光源， 其封装功率已经超过 100瓦以上，但利用这类光源组合的 LED灯具结构较少，为适应照明 灯具的发展， 本实用新型的发明人开发出利用集成封装超大功率 LED光源。 实用新型内容
本实用新型要解决的技术问题是针对现有技术的上述不足， 提供一种结构简单、 用途 广泛、 照明和散热效果好的易散热集成封装 LED光源。
本实用新型的技术方案是这样的： 一种易散热集成封装 LED光源， 包括铝合金灯筒， 铝合金灯筒的一边连接有导热板，其中所述的导热板上固定有至少一个集成封装的 LED光 源， 在铝合金灯筒的另一边设有透光板， 所述的导热板还连接有散热体。
上述的一种易散热集成封装 LED光源中，所述的散热体为中空结构，可以在散热体的 外表面分布有外散热翼片； 也可以在散热体的内表面分布有内散热翼片； 还可以在散热体 侧面设有多个通气孔， 在散热体内设有微型风扇。
上述的一种易散热集成封装 LED光源中， 所述的透光板与集成封装的 LED光源之间 均设有二次光学调光元件， 所述的二次光学调光元件可以采用聚光透镜或聚光透镜组； 也 可以采用锥形反光罩或反光罩组与二次光学匀光片的组合。
上述的一种易散热集成封装 LED光源中，所述的铝合金灯筒为圆筒形，铝合金灯筒与 导热板之间螺纹连接。
上述的一种易散热集成封装 LED光源中，所述的透光板外侧的铝合金灯筒上设有压紧 透光板的压环。 上述的一种易散热集成封装 LED光源中，所述的铝合金灯筒前部设有灯罩，灯罩的后 端固定在铝合金灯筒与压环之间。
本实用新型采用上述结构后，通过设置导热板，并将集成封装的 LED光源安装在导热 板上， 直接将 LED灯的发热传递给散热体， 利用散热体进行传热， 具有结构简单， 可满足 大功率集成封装 LED光源散热量较大的散热要求；进一步改进后，通过设置二次光学调光 元件进行调光处理， 可以使 LED灯发出的光线柔和， 不刺眼； 组合成照明灯具后不会形成 光斑， 可用于组合成各种不同款式的照明灯具。 附图说明
下面结合附图中的实施例对本实用新型作进一步地详细说明， 但不构成对本实用新型 的任何限制。
图 1是本实用新型具体实施例 1的结构示意图；
图 2是图 1的俯视图；
图 3是本实用新型具体实施例 2的结构示意图；
图 4是本实用新型具体实施例 3的结构示意图；
图 5是本实用新型具体实施例 4的结构示意图；
图 6是本实用新型内散热翼片的结构示意图；
图 7是本实用新型另一种内散热翼片的结构示意图。
图 8是本实用新型具体实施例 5的结构示意图；
图 9是本实用新型具体实施例 6的结构示意图；
图 10是本实用新型具体实施例 7的结构示意图；
图 11是本实用新型具体实施例 8的结构示意图。 具体实施方式
实施例 1
参阅图 1、 图 2所示， 本实用新型的一种易散热集成封装 LED光源， 包括铝合金灯筒 1， 铝合金灯筒 1为圆管状， 在铝合金灯筒 1的下端部连接有导热板 2， 导热板 2以传热效 果优良的铜板或铝板制造， 导热板 2通过螺纹与铝合金灯筒 1连接成整体， 在导热板 2上 固定有一个集成封装的 LED光源 3， 在铝合金灯筒 1的上端部粘结有 PC透光板 4， 以保 护集成封装的 LED光源 3被灰尘污染； 在导热板 2底部还连接有铝合金散热体 5， 本实施 例的铝合金散热体 5为中空结构， 在散热体 5的外表面分布有二十四块外散热翼片 5a， 以 提高散热效率， 保证集成封装的 LED光源 3的正常工作。
实施例 2
参阅图 3所示， 是本实用新型具体实施例 1的应用结构示意图， 它是在实施例 1的基 础上， 在散热体 5下端部通过螺纹连接有一与市电灯座连接的绝缘灯头 12， 可以作为照明 灯具，替换现有的灯泡使用，而集成封装的 LED光源 3的驱动电源可以直接放置在铝合金 散热体 5内， 方便使用。
实施例 3
参阅图 4所示， 本实用新型的一种易散热集成封装 LED光源， 与实施例 1基本相同， 不同处是本实施例在铝合金散热体 5侧面设有多个通气孔 5c， 并且在铝合金散热体 5内设 有微型风扇 6， 微型风扇 6的出风方向可以设置在侧面， 这样可以利用微型风扇 6进行强 制空气对流， 可以明显地增强散热效果， 以用于某些特殊情况下的照明要求。
实施例 4
参阅图 5、 图 6所示， 本实用新型的一种易散热集成封装 LED光源， 包括铝合金灯筒 1， 铝合金灯筒 1为圆管状， 在铝合金灯筒 1的下端部连接有导热板 2， 导热板 2通过螺纹 与铝合金灯筒 1连接成整体， 在导热板 2上固定有一个集成封装的 LED光源 3， 在铝合金 灯筒 1的上端部粘结有玻璃透光板 4; 在导热板 2底部还连接有铝合金散热体 5， 本实施 例的铝合金散热体 5为中空结构， 在散热体 5的内表面分布有二十四块内散热翼片 5b， 以 提高散热效率，保证集成封装的 LED光源 3的正常工作；本实施例还在透光板 4外侧的铝 合金灯筒 1上设有压紧透光板 4的压环 10。
参阅图 7所示， 本实用新型的内散热翼片 5b也可以是曲面板， 可以达到更大的散热 面积。
实施例 5
参阅图 8所示， 本实用新型的一种易散热集成封装 LED光源， 与实施例 4基本相同， 不同的是在散热体 5下端部通过螺纹连接有一与市电灯座连接的绝缘灯头 12，可以作为照 明灯具， 替换现有的灯泡使用； 本实施例还在铝合金散热体 5内设有微型风扇 6， 并且在 散热体 5在靠近导热板 2的侧面设有多个进风孔 5d， 在绝缘灯头 12侧面设有出风孔 12a， 这样通过进风孔 5d和出风孔 12a， 利用微型风扇 6形成强制空气对流， 可以明显地增强散 热效果， 以用于某些特殊情况下的照明要求。
实施例 6
参阅图 9所示， 本实用新型的一种易散热集成封装 LED光源， 与实施例 4基本相同， 不同的是本实施例还在透光板 4与集成封装的 LED光源 3之间均设有二次光学调光元件， 以改善照明效果； 本实施例中的二次光学调光元件为聚光透镜 7 (在采用多个集成封装的 LED光源 3时， 也可以采用整体成型的聚光透镜组）。
实施例 7
参阅图 10所示，本实用新型的一种易散热集成封装 LED光源，与实施例 6基本相同， 不同的是本实施例中的二次光学调光元件为锥形反光罩 8 (在采用多个集成封装的 LED光 源 3时， 也可以采用整体成型的反光罩组） 与二次光学匀光片 9的组合。
实施例 8
参阅图 11所示，本实用新型的一种易散热集成封装 LED光源，与实施例 1基本相同， 不同的地方是本实施例还在透光板 4外侧的铝合金灯筒 1上设有压紧透光板 4的压环 10。 并且还在铝合金灯筒 1前部设有灯罩 11，灯罩 11的后端固定在铝合金灯筒 1与压环 10之 间； 这种结构可以方便作为吊灯使用。
本实用新型具体使用时， 可以单个或多个组合， 作为各种 LED灯具的光源， 用于室内 外照明或灯光装饰。

Claims

权利要求书
1. 一种易散热集成封装 LED光源， 包括铝合金灯筒（1 )， 铝合金灯筒（1 ) 的一边连 接有导热板 （2)， 其特征在于， 所述的导热板 （2) 上固定有至少一个集成封装的 LED光 源 （3)， 在铝合金灯筒 （1 ) 的另一边设有透光板 （4)， 所述的导热板 （2) 还连接有散热 体 （5)。
2. 根据权利要求 1所述的一种易散热集成封装 LED光源， 其特征在于， 所述的散热 体 （5) 为中空结构， 在散热体 （5) 的外表面分布有外散热翼片 （5a)。
3. 根据权利要求 1所述的一种易散热集成封装 LED光源， 其特征在于， 所述的散热 体 （5) 为中空结构， 在散热体 （5) 的内表面分布有内散热翼片 （5b)。
4. 根据权利要求 2或 3所述的一种易散热集成封装 LED光源， 其特征在于， 所述的 散热体 （5) 侧面设有多个通气孔 （5c)， 在散热体 （5) 内设有微型风扇 （6)。
5. 根据权利要求 1所述的一种易散热集成封装 LED光源， 其特征在于， 所述的透光 板 （4) 与集成封装的 LED光源 （3) 之间均设有二次光学调光元件。
6. 根据权利要求 5所述的一种易散热集成封装 LED光源， 其特征在于， 所述的二次 光学调光元件为聚光透镜或聚光透镜组 （7)。
7. 根据权利要求 5所述的一种易散热集成封装 LED光源， 其特征在于， 所述的二次 光学调光元件为锥形反光罩或反光罩组 （8) 与二次光学匀光片 （9) 的组合。
8. 根据权利要求 1所述的一种易散热集成封装 LED光源， 其特征在于， 所述的铝合 金灯筒 （1 ) 为圆筒形， 铝合金灯筒 （1 ) 与导热板 （2) 之间螺纹连接。
9. 根据权利要求 1所述的一种易散热集成封装 LED光源， 其特征在于， 所述的透光 板 （4) 外侧的铝合金灯筒 （1 ) 上设有压紧透光板 （4) 的压环 （10)。
10. 根据权利要求 9所述的一种易散热集成封装 LED光源， 其特征在于， 所述的铝合 金灯筒 （1 ) 前部设有灯罩 （11 )， 灯罩 （11 ) 的后端固定在铝合金灯筒 （1 ) 与压环 （10) 之间。
PCT/CN2010/073872 2009-10-19 2010-06-12 一种易散热集成封装led光源 WO2011047550A1 (zh)

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CN102927481B (zh) * 2011-11-25 2013-11-20 俞国宏 一种大功率led灯具
CN111810879B (zh) * 2020-07-22 2021-07-06 深圳市一米云网络科技有限公司 一种隐藏led光源的嵌入式集成封装结构

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CN201149227Y (zh) * 2008-01-12 2008-11-12 陈照军 Led灯
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CN2557805Y (zh) * 2002-02-20 2003-06-25 葛世潮 大功率发光二极管灯
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