Title:
VALVE BODY SOLDERING SYSTEM AND VALVE BODY SOLDERING METHOD
Document Type and Number:
WIPO Patent Application WO/2023/169250
Kind Code:
A1
Abstract:
Provided are a valve body soldering system (100) and a valve body soldering method. The valve body soldering method is used for soldering and connecting a valve body (102) to an external pipe (30), the valve body (102) comprises a main valve (10) and a sleeve (20), the sleeve (20) is connected to the main valve (10), and the external pipe (30) comprises a soldering part (31). The soldering method comprises the following steps: S1: sleeving the sleeve (20) outside the external pipe (30); S2: contacting a first position (22) of the sleeve (20) with a cooling liquid (101), the distance between the first position (22) and the end surface of the sleeve (20) facing the main valve (10) being a first preset distance; and S3, soldering the sleeve (20) and the external pipe (30) at the soldering part (31), a solder solidifying on the inner wall of the sleeve (20).
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Inventors:
XUAN QIJIE (CN)
ZHU JIAFENG (CN)
SUN JUNJIE (CN)
ZHU JIAFENG (CN)
SUN JUNJIE (CN)
Application Number:
PCT/CN2023/078638
Publication Date:
September 14, 2023
Filing Date:
February 28, 2023
Export Citation:
Assignee:
ZHEJIANG DUNAN ARTIFICIAL ENV CO LTD (CN)
International Classes:
B23K1/00; F16K11/00
Foreign References:
| CN217965176U | 2022-12-06 | |||
| CN113236879A | 2021-08-10 | |||
| CN214618417U | 2021-11-05 | |||
| CN213592104U | 2021-07-02 | |||
| CH481341A | 1969-11-15 | |||
| CN211823081U | 2020-10-30 | |||
| FR786569A | 1935-09-05 | |||
| CN107559511A | 2018-01-09 |
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (HANGZHOU) (CN)
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