Title:
HIGH-POWER LED LIGHTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/134877
Kind Code:
A1
Abstract:
Disclosed is a high-power LED lighting device which is used for solving the problems of the center of a lens array being cracked and the LED junction temperature in the center area being too high. The lighting device comprises a substrate (1) with LED chips, a lens support (2) and a lens array (3) that are sequentially installed, wherein collimating lenses in one-to-one correspondence with the LED chips are arranged on the lens support (2); the center of the lens support (2) is a hollowed-out structure (4); the substrate (1) is provided with a bottom plate (5) corresponding to the hollowed-out structure (4) in position; the bottom plate (5) is provided with a boss (6); an inner cavity used for mounting the LED chips is formed between the boss (6) and the bottom plate (5); and the boss (6) is provided with collimating lenses corresponding to the LED chips.
Inventors:
CHEN GUOPING (CN)
LI XIUBIN (CN)
LI XIUBIN (CN)
Application Number:
PCT/CN2020/076994
Publication Date:
July 08, 2021
Filing Date:
February 27, 2020
Export Citation:
Assignee:
GUANGZHOU UNIONLUX ELECTRONIC TECH CO LTD (CN)
International Classes:
F21K9/20; F21V5/04; F21V29/70; F21V29/83; F21V29/85; F21Y115/10
Domestic Patent References:
| WO2012003700A1 | 2012-01-12 |
Foreign References:
| CN209196569U | 2019-08-02 | |||
| CN101963295A | 2011-02-02 | |||
| US20100039812A1 | 2010-02-18 |
Attorney, Agent or Firm:
GUANGZHOU RUNHE INTELLECTUAL PROPERTY AGENCY (GENERAL PARTNERSHIP) (CN)
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