Title:
LED LAMP, AND ROTARY APPARATUS OF LAMP HOLDER AND LAMP BODY THEREOF
Document Type and Number:
WIPO Patent Application WO/2021/082737
Kind Code:
A1
Abstract:
An LED lamp and a rotary apparatus (730) of a lamp holder (100) and a lamp body thereof, pertaining to the technical field of lighting devices. The rotary apparatus (730) comprises a lamp holder (100), an upper bulb cover (200), and a fixing pin (300). The lamp holder (100) comprises a housing (110). An annular recess is provided on the housing (110) along a central axis. A through-hole (121) is provided in the recess along the central axis. At least two protruding semicircular lamp holder straight teeth (111) are provided on an inner side of the housing (110). An outer thread (710) is provided on an outer side of the housing (110). A boss (210) is provided at the front of the upper bulb cover (200). A lamp body mounting housing connected to the boss (210) is provided at the rear of the upper bulb cover (200). Multiple axial semicircular lamp cover straight teeth are provided on an outer circumferential surface of the boss (210) and around a central axis thereof. A through-hole (213) is axially provided in the center of the boss (210). The boss (210) of the upper bulb cover (200) has a transition fit with the annular recess of the lamp holder (100). The fixing pin (300) passes through the through-hole (121) of the lamp holder (100) to lock the upper bulb cover (200) to the lamp holder (100). The lamp cover straight teeth mesh with the lamp holder straight teeth (111) to achieve rotational positioning. An LED bulb can be rotated relative to the lamp body after mounting, thereby meeting lighting requirements.
Inventors:
HONG KIAN-CHEONG (CN)
MAO QINGWU (CN)
MAO QINGWU (CN)
Application Number:
PCT/CN2020/113659
Publication Date:
May 06, 2021
Filing Date:
September 07, 2020
Export Citation:
Assignee:
MATIC LIGHTING TECH SHANGHAI CO LTD (CN)
International Classes:
F21S8/00; F21V15/01; F21V25/12
Foreign References:
| CN211475614U | 2020-09-11 | |||
| CN203656851U | 2014-06-18 | |||
| CN202203878U | 2012-04-25 | |||
| CN201724031U | 2011-01-26 | |||
| CN201651849U | 2010-11-24 | |||
| CN206988943U | 2018-02-09 | |||
| KR100734221B1 | 2007-07-02 |
Attorney, Agent or Firm:
SHANGHAI JUNLIHENG INTELLECTUAL PROPERTY AGENCY (CN)
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