Title:
LAMP UNIT, HEADLAMP, AND VEHICLE
Document Type and Number:
WIPO Patent Application WO/2023/123236
Kind Code:
A1
Abstract:
A lamp unit (1) for a vehicle headlamp, the lamp unit comprising: a light-emitting module (10), wherein the light-emitting module (10) is arranged in a vertical direction of a vehicle, the light-emitting module (10) comprises a light emergent surface (100), and light rays that are straight up relative to the vehicle are emitted from the light emergent surface (100) by the light-emitting module (10); and a light ray adjusting device (20), wherein the light ray adjusting device (20) is configured to adjust the light rays emitted from the light emergent surface (100), so as to form a desired shape of light illuminating a road in front of the vehicle. The light ray adjusting device (20) comprises a first reflecting device (201) and a second reflecting device (202), wherein the first reflecting device (201) is configured to adjust emergent light rays of the light emergent surface (100) of the light-emitting module (10) among a plurality of working positions, so as to adjust the position of the light shape in the vertical direction; and the second reflecting device (202) is configured to adjust the emergent light rays of the light emergent surface (100) of the light-emitting module (10) among a plurality of working positions, so as to adjust the position of the light shape in a transverse direction.
Inventors:
CHEN XIANGQIAN (CN)
CHEN ZHAOYU (CN)
SHEN JIN (CN)
LI YING (CN)
ZHANG TAO (CN)
CHEN ZHAOYU (CN)
SHEN JIN (CN)
LI YING (CN)
ZHANG TAO (CN)
Application Number:
PCT/CN2021/143212
Publication Date:
July 06, 2023
Filing Date:
December 30, 2021
Export Citation:
Assignee:
HASCO VISION TECH CO LTD (CN)
International Classes:
F21S41/36; F21V7/00; F21V14/04
Domestic Patent References:
| WO2016087098A1 | 2016-06-09 |
Foreign References:
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Attorney, Agent or Firm:
CHOFN INTELLECTUAL PROPERTY (CN)
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