CN105351849A - 汽车led前照灯的配光装置及其配光方法 - Google Patents
汽车led前照灯的配光装置及其配光方法 Download PDFInfo
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- CN105351849A CN105351849A CN201510838154.2A CN201510838154A CN105351849A CN 105351849 A CN105351849 A CN 105351849A CN 201510838154 A CN201510838154 A CN 201510838154A CN 105351849 A CN105351849 A CN 105351849A
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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
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
- F21S41/32—Optical layout thereof
- F21S41/36—Combinations of two or more separate reflectors
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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]
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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
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/40—Cooling of lighting devices
- F21S45/47—Passive cooling, e.g. using fins, thermal conductive elements or openings
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- 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
- F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
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- 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
- F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
- F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
<b>汽车</b><b>LED</b><b>前照灯的配光装置及其配光方法。现有的</b><b>LED</b><b>前照灯多采用拼凑式配光结构,这种配光结构如果单个模块发生损坏就会造成灯具配光不合格,同时为了追求造型出光效率很低,造型很复杂导致成本高,无法普及到中低端车型。本发明的组成包括:外壳(</b><b>1</b><b>),所述的外壳的一侧安装有透镜(</b><b>2</b><b>),所述的外壳内卡接有平面反光镜(</b><b>3</b><b>),所述的平面反光镜上下两侧设有</b><b>PCB</b><b>板(</b><b>4</b><b>),所述的</b><b>PCB</b><b>板固定在所述的外壳上,所述的</b><b>PCB</b><b>板与抛物线反光镜(</b><b>5</b><b>)连接,所述的抛物线反光镜的焦点处焊接有白色</b><b>LED</b><b>光源(</b><b>6</b><b>),所述的平面反光镜前安装有光阑(</b><b>7</b><b>)。本发明用于汽车</b><b>LED</b><b>前照灯的配光装置及其配光方法。</b>
Description
技术领域:
本发明涉及一种汽车LED前照灯的配光装置及其配光方法。
背景技术:
随着白光LED光效的提升和可靠性的提高,白光LED逐渐进入了汽车照明领域,LED前照灯已经成为了高端汽车宣传的亮点。LED前照灯最核心的部分就是灯具的配光结构。现有的LED前照灯多采用拼凑式配光结构,就是把LED分为若干个模块,每个模块发出不同的光型,最后叠加成需要的形状。这种配光结构如果单个模块发生损坏就会造成灯具配光不合格,同时为了追求造型出光效率很低,最重要的就是造型很复杂导致成本居高不下,无法普及到中低端车型。
发明内容:
本发明的目的是提供一种汽车LED前照灯的配光装置及其配光方法。
上述的目的通过以下的技术方案实现:
一种汽车LED前照灯的配光装置,其组成包括:外壳,所述的外壳的一侧安装有透镜,所述的外壳内卡接有平面反光镜,所述的平面反光镜上下两侧设有PCB板,所述的PCB板固定在所述的外壳上,所述的PCB板与抛物线反光镜连接,所述的抛物线反光镜的焦点处焊接有白色LED光源,所述的平面反光镜前安装有光阑。
所述的汽车LED前照灯的配光装置的配光方法,将所述的白色LED光源焊接到外壳上下两侧的电路板上,将抛物线反光镜连接到电路板上,白色LED光源处于对应的抛物线反光镜的焦点位置上,从白色LED光源发出的光线经过抛物线反光镜形成准平行光,准平行光照射到对应的平面反光镜上并将光束反射到光阑处,光阑处接收到多束光线混光,然后经过成像镜头在远处形成法规规定的配光形状。
本发明的有益效果:
1.本发明为汽车前照灯提供一种简单高效的配光结构,仅通过两次反射就将光线混光与光阑处,解决了前照灯配光效率低的问题。
本发明通过控制白光LED的位置分布,合理的将LED的热量进行分散,解决了LED集中在一起导致的高热量无法散出的问题。
本发明体积小巧,能做成模组式结构,成本低,便于LED在汽车灯具中进行推广。
本发明结构简单,制造工艺也极为简便,开发和生产成本显著降低。
附图说明:
附图1是本发明的结构示意图。
具体实施方式:
实施例1:
一种汽车LED前照灯的配光装置,其组成包括:外壳1,所述的外壳的一侧安装有透镜2,所述的外壳内卡接有平面反光镜3,所述的平面反光镜上下两侧设有PCB板4,所述的PCB板固定在所述的外壳上,所述的PCB板与抛物线反光镜5连接,所述的抛物线反光镜的焦点处焊接有白色LED光源6,所述的平面反光镜前安装有光阑7。
实施例2:
根据实施例1所述的汽车LED前照灯的配光装置的配光方法,将所述的白色LED光源焊接到外壳上下两侧的电路板上,将抛物线反光镜连接到电路板上,白色LED光源处于对应的抛物线反光镜的焦点位置上,从白色LED光源发出的光线经过抛物线反光镜形成准平行光,准平行光照射到对应的平面反光镜上并将光束反射到光阑处,光阑处接收到多束光线混光,然后经过成像镜头在远处形成法规规定的配光形状。
Claims (2)
1.一种汽车LED前照灯的配光装置,其组成包括:外壳,其特征是:所述的外壳的一侧安装有透镜,所述的外壳内卡接有平面反光镜,所述的平面反光镜上下两侧设有PCB板,所述的PCB板固定在所述的外壳上,所述的PCB板与抛物线反光镜连接,所述的抛物线反光镜的焦点处焊接有白色LED光源,所述的平面反光镜前安装有光阑。
2.根据权利要求1所述的汽车LED前照灯的配光装置的配光方法,其特征是:将所述的白色LED光源焊接到外壳上下两侧的电路板上,将抛物线反光镜连接到电路板上,白色LED光源处于对应的抛物线反光镜的焦点位置上,从白色LED光源发出的光线经过抛物线反光镜形成准平行光,准平行光照射到对应的平面反光镜上并将光束反射到光阑处,光阑处接收到多束光线混光,然后经过成像镜头在远处形成法规规定的配光形状。
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109210483A (zh) * | 2017-06-30 | 2019-01-15 | 株式会社小糸制作所 | 车辆用灯具 |
CN115784366A (zh) * | 2023-01-10 | 2023-03-14 | 清华大学 | 一种准平行光uvled反应器及水处理方法 |
Citations (4)
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DE3342919A1 (de) * | 1983-11-26 | 1985-06-05 | Bosch Gmbh Robert | Scheinwerfer fuer kraftfahrzeuge |
EP0428360A2 (en) * | 1989-11-13 | 1991-05-22 | General Electric Company | Single arc discharge headlamp with light switch for high/low beam operation |
CN102454931A (zh) * | 2010-10-25 | 2012-05-16 | 王丙祥 | 一种高亮低耗汽车前照灯 |
CN205137290U (zh) * | 2015-11-26 | 2016-04-06 | 哈尔滨固泰电子有限责任公司 | 汽车led前照灯的配光装置 |
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- 2015-11-26 CN CN201510838154.2A patent/CN105351849B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3342919A1 (de) * | 1983-11-26 | 1985-06-05 | Bosch Gmbh Robert | Scheinwerfer fuer kraftfahrzeuge |
EP0428360A2 (en) * | 1989-11-13 | 1991-05-22 | General Electric Company | Single arc discharge headlamp with light switch for high/low beam operation |
CN102454931A (zh) * | 2010-10-25 | 2012-05-16 | 王丙祥 | 一种高亮低耗汽车前照灯 |
CN205137290U (zh) * | 2015-11-26 | 2016-04-06 | 哈尔滨固泰电子有限责任公司 | 汽车led前照灯的配光装置 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109210483A (zh) * | 2017-06-30 | 2019-01-15 | 株式会社小糸制作所 | 车辆用灯具 |
CN109210483B (zh) * | 2017-06-30 | 2021-04-09 | 株式会社小糸制作所 | 车辆用灯具 |
CN115784366A (zh) * | 2023-01-10 | 2023-03-14 | 清华大学 | 一种准平行光uvled反应器及水处理方法 |
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Denomination of invention: Light distribution device of automobile LED headlamp and its light distribution method Effective date of registration: 20211220 Granted publication date: 20180713 Pledgee: China Merchants Bank Co.,Ltd. Harbin Branch Pledgor: HARBIN GOOD TIME ELECTRONIC Co.,Ltd. Registration number: Y2021230000061 |