Title:
LIGHTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2017/219811
Kind Code:
A1
Abstract:
A lighting device (100), comprising a housing (1), an optical element (2) connected to the housing (1), an accommodating cavity (7) formed by matching the housing (1) and the optical element (2), and a light source assembly (4) and a drive power supply assembly (5) which are located in the accommodating cavity (7). The lighting device (100) further comprises a channel (8) which is located in the accommodating cavity (7) and penetrates through the housing (1) and the optical element (2). The channel (8) makes the interior of the lighting device (100) in communication with the outside. The heat radiated from the light source assembly (4) in the lighting device (100) can be dissipated effectively and quickly by means of the channel (8) without additionally providing a heat dissipation element, thereby reducing the cost and the weight of the lighting device (100).
Inventors:
BAI KUN (CN)
WANG HONGBO (CN)
XIAO YISHENG (CN)
CAO LIANG (CN)
WANG HONGBO (CN)
XIAO YISHENG (CN)
CAO LIANG (CN)
Application Number:
PCT/CN2017/085365
Publication Date:
December 28, 2017
Filing Date:
May 22, 2017
Export Citation:
Assignee:
OPPLE LIGHTING CO LTD (CN)
International Classes:
F21K9/232; F21S2/00; F21V29/503
Foreign References:
| CN105937715A | 2016-09-14 | |||
| CN205678461U | 2016-11-09 | |||
| CN203671346U | 2014-06-25 | |||
| CN102809069A | 2012-12-05 | |||
| CN204313038U | 2015-05-06 | |||
| CN202432345U | 2012-09-12 | |||
| US20120206910A1 | 2012-08-16 |
Other References:
See also references of EP 3462077A4
Attorney, Agent or Firm:
WISEAST INTELLECTUAL PROPERTY LAW FIRM (CN)
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