Title:
ELECTRONIC EXPANSION VALVE
Document Type and Number:
WIPO Patent Application WO/2022/247835
Kind Code:
A1
Abstract:
Disclosed is an electronic expansion valve, comprising: a rotor (10); a connecting plate (20) at least partially connected to the rotor (10) and provided with a through hole (21) and a mounting groove (22), the through hole (21) being disposed at the bottom of the mounting groove (22); a screw (30) passing through the through hole (21) and the mounting groove (22); and a limiting piece (40) provided in the mounting groove (22) and fixedly connected to the screw (30), the rotor (10) is matched with the mounting groove (22) by means of the limiting piece (40) to drive the screw to rotate. The connecting plate (20) is provided with a material holding groove (23), and the material holding groove (23) is disposed at the bottom of the mounting groove (22) and arranged close to an edge of the mounting groove (22). The problem in the prior art that the mounting groove and the limiting piece cannot be fitted completely can be solved.
Inventors:
FENG ZHONGBO (CN)
Application Number:
PCT/CN2022/094769
Publication Date:
December 01, 2022
Filing Date:
May 24, 2022
Export Citation:
Assignee:
ZHEJIANG DUNAN ARTIFICIAL ENV CO LTD (CN)
International Classes:
F16K1/04
Foreign References:
| CN215806346U | 2022-02-11 | |||
| CN212657268U | 2021-03-05 | |||
| CN112524261A | 2021-03-19 | |||
| US20090194721A1 | 2009-08-06 | |||
| US20160146366A1 | 2016-05-26 |
Attorney, Agent or Firm:
KANGXIN PARTNERS, P.C. (CN)
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