WO2019170091A1 - 聚光led照明灯 - Google Patents

聚光led照明灯 Download PDF

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Publication number
WO2019170091A1
WO2019170091A1 PCT/CN2019/077035 CN2019077035W WO2019170091A1 WO 2019170091 A1 WO2019170091 A1 WO 2019170091A1 CN 2019077035 W CN2019077035 W CN 2019077035W WO 2019170091 A1 WO2019170091 A1 WO 2019170091A1
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Prior art keywords
led chip
central axis
led
circuit board
circuit boards
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PCT/CN2019/077035
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English (en)
French (fr)
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杨道达
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杨道达
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Publication of WO2019170091A1 publication Critical patent/WO2019170091A1/zh

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
    • F21S41/141—Light emitting diodes [LED]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/19—Attachment of light sources or lamp holders
    • 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
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices

Definitions

  • the utility model relates to the technical field of lighting and automobile accessories, in particular to a concentrating LED lighting lamp.
  • the existing LED car headlights have shortcomings such as poor condensing ability, short irradiation distance, and poor surface irradiation effect, and it is difficult to achieve good concentrating performance and uniform illumination at 360 degrees like a halogen lamp. , has a great constraint on the performance of LED car headlights.
  • the utility model provides a concentrating LED illumination lamp, which solves the problem that the illuminating performance of the LED automobile headlight in the prior art is not good, the irradiation distance is short, the 360 degree angle is not uniformly illuminated, and the road surface irradiation effect is poor.
  • a concentrating LED illuminating lamp comprising a circuit board and a plurality of LED chips, wherein the circuit board is concentrated based on a central axis, the LED chip is disposed at a central axis of the circuit board or near a central axis, wherein one of the blocks
  • the LED chip mounting surface of the circuit board adjacent to the center axis is disposed along a direction opposite to the other side thereof at a position opposite to an opposite surface of the LED chip mounting surface of the other circuit board adjacent to the center axis.
  • an LED chip mounting surface of one of the circuit boards near the central axis and an LED chip mounting surface of the other of the circuit boards near the central axis are disposed on the same horizontal plane.
  • a corresponding circuit board is disposed in the space area in which the LED chip is mounted on the circuit board, wherein one of the circuit boards and the other one of the circuit boards form a one-to-one correspondence with each other,
  • the circuit board is provided with a vacant area, and the LED chip mounted on one of the circuit boards is extended through the corresponding vacant area on the other circuit board.
  • circuit board and the LED chip are stacked and stacked along the central axis layer to form a multi-level LED chip layer.
  • circuit board on one of the LED chips in the multi-level LED chip layer extends to each other by an empty chip to an LED chip layer region of an adjacent layer, and the extension portion is disposed at a position close to the central axis. chip.
  • the multi-level LED chip layer is respectively connected to the light source through the corresponding circuit board, and one end of the circuit board is uniformly fixed on the heat conducting lamp post of the concentrating LED illuminating lamp, and the heat conducting lamp post and The heat sink is connected.
  • a driving power source for example, a bicycle crank, a bicycle crank, a bicycle crank, a bicycle crank, and a bicycle crank.
  • the heat conducting lamp post extends into the reflector, the heat conducting lamp post, the reflector cup coincides with the central axis, the power plug is connected to a power source, and the LED chip emits The light is reflected by the inner wall of the reflector.
  • the utility model has the beneficial effects that the LED chip is located on the central axis and in the vicinity thereof, thereby improving the concentrating performance, thereby prolonging the irradiation distance, and the brightness of the road surface illumination is also improved, and the wick achieves a 360 degree angle uniform illumination.
  • the problem of poor road surface illumination is poor.
  • FIG. 1 is a schematic structural view of a first embodiment of a concentrated LED lighting lamp of the present invention
  • FIG. 2 is a perspective view of the first embodiment of the concentrating LED illuminating lamp of the present invention
  • FIG. 3 is a schematic structural view of a second embodiment of the concentrating LED illumination lamp of the present invention.
  • Figure 4 is a perspective view of the second embodiment of the concentrating LED illumination lamp of the present invention.
  • Figure 5 is a schematic structural view of a third embodiment of the concentrating LED illuminating lamp of the present invention.
  • FIG. 6 is a schematic structural view of a fourth embodiment of the concentrating LED illumination lamp of the present invention.
  • Figure 7 is a perspective view of one embodiment of a multi-level LED chip layer
  • Figure 8 is a schematic structural view of the AA section of Figure 7;
  • Figure 9 is a schematic view showing the structure of the BB section of Figure 7.
  • the utility model provides a concentrating LED illumination lamp, comprising a circuit board 1 and a plurality of LED chips 2, wherein the circuit board 1 is arranged based on a central axis, and the LED chip 2 is arranged at a central axis of the circuit board 1 or near a central axis.
  • the LED chip mounting surface 3 of one of the circuit boards 1 near the center axis is disposed along the opposite side of the other side of the circuit board 1 from the opposite surface 4 of the LED chip mounting surface of the other circuit board 1 .
  • the LED chip 2 is disposed on the central axis of the circuit board 1 or near the central axis, so that the LED chip 2 can be concentrated on the central axis of the automobile headlight and at or near the position to play the role of collecting light, in practical application.
  • the position at which the LED chip 2 is placed on or near the center axis of the circuit board 1 means that most of the LED chip 2 can be placed at an effective center point where light can be collected.
  • a spacing between the LED chip mounting surface 3 of one of the circuit boards 1 near the central axis and the LED chip mounting surface 3 of the other of the circuit boards 1 near the central axis is provided, and the LED chip 2 is disposed in the space. .
  • the LED chip mounting surface 3 of one of the circuit boards 1 near the center axis and the LED chip mounting surface 3 of the other circuit board 1 near the center axis are disposed on the same horizontal plane.
  • a corresponding circuit board 1 is disposed in the space area where the LED chip 2 is mounted on the circuit board 1, wherein one circuit board 1 and the other one of the circuit boards 1 form a one-to-one correspondence with each other, and the circuit board 1 is provided with a vacant area 5, and the LED chip 2 mounted on one circuit board is extended through the vacant area 5 on the corresponding other circuit board 1.
  • the wiring board 1 and the LED chip 2 are stacked one on another along the central axis layer to form a multi-layer LED chip layer.
  • the circuit board 1 on one LED chip 2 in the multi-level LED chip layer extends to each other through the avoidance region 5 to the LED chip layer region of the adjacent layer, and the extension portion is provided with the LED chip at a position close to the central axis.
  • the four-layer LED chip layer as shown in FIG. 8, the structural diagram of the AA cross section only represents the position setting of the circuit board, the LED chip and the avoidance area of the level, as shown in FIG. It is shown that the structural diagram of the BB section merely represents the position setting of the circuit board, the LED chip and the avoidance zone of the hierarchy.
  • the multi-layer LED chip layers are respectively connected to the light source through the corresponding circuit board 1.
  • the one end of the circuit board 1 is uniformly fixed on the heat-conducting lamp post 6 of the concentrating LED illuminating lamp, and the heat-conducting lamp post 6 is connected with the heat-dissipating portion.
  • the heat-conducting lamp post 6 extends into the reflector cup, the heat-conducting lamp post 6, the reflector cup coincides with the central axis, and the power plug is connected to the power source, especially to a car lamp power source, and the light emitted by the LED chip 2 passes through The inner wall of the reflector is concentrated and reflected.

Abstract

一种聚光LED照明灯，包括线路板（1），若干LED芯片（2），线路板（1）基于一条中心轴线会聚设置，LED芯片（2）设在线路板中心轴线或靠近中心轴线的周边设置，其中一块线路板（1）靠近中心轴线的LED芯片安装面（3）沿着与其相反的另一面方向按照超越其中另一块线路板（1）靠近中心轴线的LED芯片安装面的相反面（4）的位置设置。LED芯片（2）处于中心轴线及周边位置，达到聚光效果，进而延长照射距离，照射的亮度高，同时做到了360度角度均匀发光，解决了汽车路面照射效果差的问题。

Description

聚光LED照明灯 技术领域
本实用新型涉及照明及汽车配件技术领域，特别是指一种聚光LED照明灯。
背景技术
现有的LED汽车大灯存在聚光性不好，照射距离短，路面照射效果差等缺点，难以做到像卤素灯那样，既有好的聚光性能，又能做到360度角均匀发光，对LED汽车大灯性能产生了很大的制约。
实用新型内容
本实用新型提出一种聚光LED照明灯，解决了现有技术中LED汽车大灯聚光性不好，照射距离短，不能360度角度均匀发光，路面照射效果差的问题。
本实用新型的技术方案是这样实现的：
一种聚光LED照明灯，包括线路板和若干LED芯片，所述线路板基于一条中心轴线会聚设置，所述LED芯片设在所述线路板的中心轴线或靠近中心轴线的位置，其中一块所述线路板靠近所述中心轴线的LED芯片安装面沿着与其相反的另一面方向按照超越其中另一块线路板靠近所述中心轴线的LED芯片安装面的相反面的位置设置。
进一步的，其中一块所述线路板靠近中心轴线的LED芯片安装面和其中另一块所述线路板靠近所述中心轴线的LED芯片安装面之间的设有间距，所述LED芯片设在所述间距当中。
进一步的，其中一块所述线路板靠近中心轴线的LED芯片安装面和其中另一块所述线路板靠近中心轴线的LED芯片安装面设置在同一水平面上。
进一步的，在所述线路板安装所述LED芯片的这块空间区城中设有相对应的线路板，其中一块所述线路板和其中另一块所述线路板互相形成一一对应关 系，所述线路板上设有避空区，一块所述线路板上安装的所述LED芯片通过相对应的另一块所述线路板上的所述避空区中伸展出来。
进一步的，所述线路板和所述LED芯片沿着所述中心轴线层层交叉层叠设置，构成多层级LED芯片层。
进一步的，所述多层级LED芯片层中一层LED芯片上的线路板通过避空向相邻层的LED芯片层区域相互延伸，所述延伸部位在靠近所述中心轴线的位置设置所述LED芯片。
进一步的，所述多层级LED芯片层分别通过相对应的所述线路板连接组成光源，所述线路板一端统一固定在所述聚光LED照明灯的导热灯柱上，所述导热灯柱和散热部分连接。
进一步的，还包括驱动电源、电源插头和安装支架。
进一步的，包括反光杯，所述导热灯柱伸入到所述反光杯中，所述导热灯柱、所述反光杯与所述中心轴线重合，所述电源插头连接电源，所述LED芯片发出的光线经反光杯的内壁聚光反射。
本实用新型的有益效果在于：LED芯片处于中心轴线上及其附近位置，提高了聚光性能，进而延长照射距离，路面照射的亮度也会有所提高，灯芯做到了360度角度均匀发光，解决了路面照射效果差的问题。
附图说明
为了更清楚地说明本实用新型实施例或现有技术中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本实用新型的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动性的前提下，还可以根据这些附图获得其他的附图。
图1为本实用新型聚光LED照明灯实施例一的结构示意图；
图2为本实用新型聚光LED照明灯实施例一的立体图；
图3为本实用新型聚光LED照明灯实施例二的结构示意图；
图4为本实用新型聚光LED照明灯实施例二的立体图；
图5为本实用新型聚光LED照明灯实施例三的结构示意图；
图6为本实用新型聚光LED照明灯实施例四的结构示意图；
图7为多层级LED芯片层一个实施例的立体图；
图8为图7中AA剖面的结构示意图；
图9为图7中BB剖面的结构示意图。
图中，1-线路板；2-LED芯片；3-靠近中心轴线的LED芯片安装面；4-靠近中心轴线的LED芯片安装面的相反面；5-避空区；6-导热灯柱。
具体实施方式
下面将结合本实用新型实施例中的附图，对本实用新型实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本实用新型一部分实施例，而不是全部的实施例。基于本实用新型中的实施例，本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施例，都属于本实用新型保护的范围。
本实用新型提出了一种聚光LED照明灯，包括线路板1和若干LED芯片2，线路板1基于一条中心轴线会聚设置，LED芯片2设在线路板1的中心轴线或靠近中心轴线的位置，其中一块线路板1靠近中心轴线的LED芯片安装面3沿着与其相反的另一面方向按照超越其中另一块线路板1靠近中心轴线的LED芯片安装面的相反面4的位置设置。将LED芯片2设在线路板1上中心轴线或靠近中心轴线的附近位置，可以使得LED芯片2聚集在汽车大灯的中心轴线上以及、或者附近位置，起到聚光的作用，在实际应用过程中，LED芯片2设在线路板1上到达或靠近中心轴线的位置意味着LED芯片2大部分可以设罝到能聚光的有效中心点上。
如图5所示，其中一块线路板1靠近中心轴线的LED芯片安装面3和其中另一块线路板1靠近中心轴线的LED芯片安装面3之间的设有间距，LED芯片2设在间距当中。
如图1和图2所示，其中一块线路板1靠近中心轴线的LED芯片安装面3和其中另一块线路板1靠近中心轴线的LED芯片安装面3设置在同一水平面上。
如图6所示，在线路板1安装LED芯片2的这块空间区城中设有相对应的线路板1，其中一块线路板1和其中另一块线路板1互相形成一一对应关系，线路板1上设有避空区5，一块线路板上安装的LED芯片2通过相对应的另一块线路板1上的避空区5中伸展出来。
如图3和图4所示，线路板1和LED芯片2沿着中心轴线层层交叉层叠设置，构成多层级LED芯片层。
如图7所示，多层级LED芯片层中一层LED芯片2上的线路板1通过避空区5向相邻层的LED芯片层区域相互延伸，延伸部位在靠近中心轴线的位置设置LED芯片2。具体的，在该实施例中，为四层级LED芯片层，如图8所示，AA剖面的结构示意图仅仅代表该层级的线路板、LED芯片和避空区的位置设定，如图9所示，BB剖面的结构示意图仅仅代表该层级的线路板、LED芯片和避空区的位置设定。图7中设有两组AA剖面和BB剖面代表的层级。
多层级LED芯片层分别通过相对应的线路板1连接组成光源，线路板1一端统一固定在聚光LED照明灯的导热灯柱6上，导热灯柱6和散热部分连接。
还包括驱动电源、电源插头和安装支架。
包括反光杯，导热灯柱6伸入到反光杯中，导热灯柱6、反光杯与中心轴线重合，电源插头连接电源，特别是连接到一种汽车车灯电源，LED芯片2发出的光线经反光杯的内壁聚光反射。
结合现有技术，本领域技术人员可以实现上述技术方案。
以上仅为本实用新型的较佳实施例而已，并不用以限制本实用新型，凡在本实用新型的精神和原则之内，所作的任何修改、等同替换、改进等，均应包含在本实用新型的保护范围之内。

Claims (9)

  1. 一种聚光LED照明灯，包括线路板和若干LED芯片，其特征在于：所述线路板基于一条中心轴线会聚设置，所述LED芯片设在所述线路板的中心轴线或靠近中心轴线的位置，其中一块所述线路板靠近所述中心轴线的LED芯片安装面沿着与其相反的另一面方向按照超越其中另一块线路板靠近所述中心轴线的LED芯片安装面的相反面的位置设置。
  2. 根据权利要求1所述的聚光LED照明灯，其持征在于：其中一块所述线路板靠近中心轴线的LED芯片安装面和其中另一块所述线路板靠近所述中心轴线的LED芯片安装面之间的设有间距，所述LED芯片设在所述间距当中。
  3. 根据权利要求1所述的聚光LED照明灯，其特征在于：其中一块所述线路板靠近中心轴线的LED芯片安装面和其中另一块所述线路板靠近中心轴线的LED芯片安装面设置在同一水平面上。
  4. 根据权利要求3所述的聚光LED照明灯，其特征在于：在所述线路板安装所述LED芯片的这块空间区城中设有相对应的线路板，其中一块所述线路板和其中另一块所述线路板互相形成一一对应关系，所述线路板上设有避空区，一块所述线路板上安装的所述LED芯片通过相对应的另一块所述线路板上的所述避空区中伸展出来。
  5. 根据权利要求1—4任一项所述的聚光LED照明灯，其特征在于：所述线路板和所述LED芯片沿着所述中心轴线层层交叉层叠设置，构成多层级LED芯片层。
  6. 根据权利要求5所述的聚光LED照明灯，其特征在于：所述多层级LED芯片层中一层LED芯片上的线路板通过避空向相邻层的LED芯片层区域相互延伸，所述延伸部位在靠近所述中心轴线的位置设置所述LED芯片。
  7. 根据权利要求5所述的聚光LED照明灯，其特征在于：所述多层级LED芯片层分别通过相对应的所述线路板连接组成光源，所述线路板一端统一固定在所述聚光LED照明灯的导热灯柱上，所述导热灯柱和散热部分连接。
  8. 根据权利要求1-3任一项所述的聚光LED照明灯，其特征在于：还包括驱动电源、电源插头和安装支架。
  9. 根据权利要求8所述的聚光LED照明灯，其特征在于：包括反光杯，所述导热灯柱伸入到所述反光杯中，所述导热灯柱、所述反光杯与所述中心轴线重合，所述电源插头连接电源，所述LED芯片发出的光线经反光杯的内壁聚光反射。
PCT/CN2019/077035 2018-03-06 2019-03-05 聚光led照明灯 WO2019170091A1 (zh)

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