Title:
ELECTROMAGNETIC VALVE AND AIR CONDITIONING SYSTEM PROVIDED WITH SAME
Document Type and Number:
WIPO Patent Application WO/2023/280262
Kind Code:
A1
Abstract:
An electromagnetic valve (100) and an air conditioning system (200) provided with same. The electromagnetic valve (100) comprises a valve cover (10) and a valve seat (20); the valve cover (10) comprises a large-diameter section (11) and a small-diameter section (12); the small-diameter section (12) extends into a mounting groove (21) and is attached to the wall of the mounting groove (21); the large-diameter section (11) abuts against the valve seat (20); the large-diameter section (11) abuts against the valve seat (20) to form a first sealing surface (30); the small-diameter section (12) is attached to the wall of the mounting groove (21) to form a second sealing surface (40); the valve cover (10) and the valve seat (20) are in hard sealing connection at the first sealing surface (30); and the valve cover (10) and the valve seat (20) are in soft sealing connection at the second sealing surface (40).
Inventors:
TIAN PENG (CN)
ZHANG LIAN (CN)
MA XIAOHONG (CN)
ZHANG LIAN (CN)
MA XIAOHONG (CN)
Application Number:
PCT/CN2022/104311
Publication Date:
January 12, 2023
Filing Date:
July 07, 2022
Export Citation:
Assignee:
ZHEJIANG DUNAN ARTIFICIAL ENV CO LTD (CN)
International Classes:
F16K1/36; F16K1/32; F16K27/02; F16K27/08; F16K31/06
Foreign References:
| CN215980869U | 2022-03-08 | |||
| CN108087605A | 2018-05-29 | |||
| CN208982685U | 2019-06-14 | |||
| GB1571875A | 1980-07-23 |
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (HANGZHOU) (CN)
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