Title:
ELECTRIC MOTOR SPEED-LIMITING STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2021/258681
Kind Code:
A1
Abstract:
Disclosed is an electric motor speed-limiting structure, comprising a rotating disc (1), a flail block (2) is hinged to the rotating disc (1), the flail block (2) is provided with a connection portion (22), the connection portion (22) is provided with a first groove (21), the first groove (21) is internally provided with a friction block (3), the friction block (3) extends out of the flail block (2) in the axial direction of the rotating disc (1), and the first groove (21) comprises an opening located on a radial side of the rotating disc (1) and a limiting portion (212) arranged opposite the opening. According to the structure, the friction block (3) is convenient and fast to assemble, the mounting precision is high, the matching stability between the flail block (2) and the rotating disc (1) during use is good, the structure is simple, and the speed limiting effect is good.
Inventors:
LIU WANGYONGJIE (CN)
YE QINGLIN (CN)
YE QINGLIN (CN)
Application Number:
PCT/CN2020/137348
Publication Date:
December 30, 2021
Filing Date:
December 17, 2020
Export Citation:
Assignee:
AFUJIAN ANLIN INTELLIGENT SCIENCE AND TECH CO LTD (CN)
International Classes:
E06B9/80; H02K7/102
Foreign References:
| CN204960773U | 2016-01-13 | |||
| CN108049797A | 2018-05-18 | |||
| CN106090077A | 2016-11-09 | |||
| CN201627845U | 2010-11-10 | |||
| CN104904405A | 2015-09-16 | |||
| JP2009127745A | 2009-06-11 |
Attorney, Agent or Firm:
ZHEJIANG KG IP LAW FIRM (CN)
Download PDF: