Title:
PIPE JOINT FIXING DEVICE IN PIPE
Document Type and Number:
WIPO Patent Application WO/2021/218655
Kind Code:
A1
Abstract:
A pipe joint fixing device in a pipe, the pipe joint fixing device comprising an inner pipe (1), an outer pipe (2), a fixing mechanism (3), and a connection sleeve (4) connected to the outer pipe (2). An inner passage (11) is formed in the inner pipe (1), and an outer passage (21) is formed between the inner pipe (1) and the outer pipe (2); the fixing mechanism (3) comprises an inner pipe joint unit (31), an outer pipe joint (32) and a locking mechanism (33); the inner pipe joint unit (31) is fixedly arranged at a port of the inner pipe (1), and the inner pipe joint unit (31) communicates with the inner passage (11); the outer pipe joint (32) is fixedly arranged at a port of the outer pipe (2), and the inner pipe joint unit (31) and the outer pipe joint (32) are fixedly connected by means of the locking mechanism (33); and the fixing mechanism (3) is further provided with a communication passage (34), and by means of the communication passage (34), a cavity (41) between the connection sleeve (4) and the fixing mechanism (3) is in communication with the outer passage (21).
Inventors:
ZOU ZHILONG (CN)
CHEN WENXING (CN)
XIE YICONG (CN)
CHEN WENXING (CN)
XIE YICONG (CN)
Application Number:
PCT/CN2021/087643
Publication Date:
November 04, 2021
Filing Date:
April 16, 2021
Export Citation:
Assignee:
XIAMEN SOLEX HIGH TECH IND CO LTD (CN)
International Classes:
F16L39/00
Foreign References:
| CN212718595U | 2021-03-16 | |||
| CN212028798U | 2020-11-27 | |||
| CN203703450U | 2014-07-09 | |||
| CN208221857U | 2018-12-11 | |||
| CN201748054U | 2011-02-16 | |||
| CN206929474U | 2018-01-26 | |||
| CN209943716U | 2020-01-14 | |||
| US20180347737A1 | 2018-12-06 |
Attorney, Agent or Firm:
SHOUCHUANG JUNHE PATENT AGENT CO., LTD.XIAMEN (CN)
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