DISASSEMBLY-PREVENTION NUT ASSEMBLY AND AIR CONDITIONING SYSTEM

Title:

DISASSEMBLY-PREVENTION NUT ASSEMBLY AND AIR CONDITIONING SYSTEM

Document Type and Number:

WIPO Patent Application WO/2021/109674

Kind Code:

A1

Abstract:

A disassembly-prevention nut assembly (100) and an air conditioning system. The disassembly-prevention nut assembly (100) is used to fix a first connection pipe (201) and a second connection pipe (202). The disassembly-prevention nut assembly (100) comprises a pipe connector (10), a connection nut (20) and a disassembly-prevention nut (30). One end of the connection nut (20) is fixed at the first connection pipe (201). The second connection pipe (202) and the pipe connector (10) are in an insertion connection and are fixed to each other. The pipe connector (10) is inserted into and threadedly connected to the other end of the connection nut (20). The disassembly-prevention nut (30) is sleeved onto and threadedly connected to the pipe connector (10) or the connection nut (20). The disassembly-prevention nut (30) is used to further reinforce the connection between the pipe connector (10) and the connection nut (20) and to prevent separation of the two.

More Like This:

JPH06109182	PIPE JOINT FOR PREVENTING ERROR IN PIPE CONNECTION
WO/2020/167877	PIPE JOINT RESTRAINT

Inventors:

LOU FENG (CN)
CHEN DIYONG (CN)
ZHOU FENG (CN)
FENG GUANGHUA (CN)
GAO WANSHENG (CN)
TAN ZHENYU (CN)

Application Number:

PCT/CN2020/115439

Publication Date:

June 10, 2021

Filing Date:

September 16, 2020

Export Citation:

Click for automatic bibliography generation Help

Assignee:

ZHEJIANG DUNAN ARTIFICIAL ENV CO LTD (CN)

International Classes:

F16L19/02

Foreign References:

CN107906279A	2018-04-13
CN207701977U	2018-08-07
CN201014091Y	2008-01-30
CN205560043U	2016-09-07
CN108953356A	2018-12-07
CN103363208A	2013-10-23
CN107940132A	2018-04-20
KR20170124178A	2017-11-10
JP2015155726A	2015-08-27

Other References: