Title:
BALL VALVE
Document Type and Number:
WIPO Patent Application WO/2020/134613
Kind Code:
A1
Abstract:
Disclosed is a ball valve, comprising a driving mechanism (10), a transmission mechanism (12), a valve body assembly (11), and a valve core component (13), wherein the transmission mechanism (12) is configured to drive the valve core component (13) to act via the driving mechanism (10); the valve body assembly (11) comprises a first valve body component (4) and a second valve body component (6); the first valve body component (4) is fixedly connected to the second valve body component (6); an accommodation cavity (50, 65) is formed in the valve body assembly (11); the transmission mechanism (12) comprises a first gear ring (22), and at least part of the valve core component (13) is fixedly connected to the first gear ring (22) or cooperates with same in a limiting manner; the valve core component (13) comprises a platform portion (131) and a planar portion (132); the platform portion (131) is located at the center of rotation of the valve core component (13) or is close to the center of rotation of the valve core component (13); and the side of the first gear ring (22) facing the valve core component (13) abuts against the platform portion (131), and the side of the first gear ring (22) facing the valve core component (13) maintains a pre-set distance from the planar portion (132).
Inventors:
WANG LIXIN (CN)
HU HONG (CN)
WANG ZHENGWEI (CN)
MA JUFENG (CN)
HU HONG (CN)
WANG ZHENGWEI (CN)
MA JUFENG (CN)
Application Number:
PCT/CN2019/115843
Publication Date:
July 02, 2020
Filing Date:
November 06, 2019
Export Citation:
Assignee:
ZHEJIANG SANHUA AUTOMOTIVE COMPONENTS CO LTD (CN)
International Classes:
F16K5/06
Foreign References:
| CN108730553A | 2018-11-02 | |||
| CN108730558A | 2018-11-02 | |||
| CN209385764U | 2019-09-13 | |||
| CN208919396U | 2019-05-31 | |||
| JP2018123935A | 2018-08-09 | |||
| CN107763240A | 2018-03-06 | |||
| CN201811582840A | 2018-12-24 | |||
| CN201811582853A | 2018-12-24 |
Other References:
See also references of EP 3904736A4
Attorney, Agent or Firm:
BEYOND ATTORNEYS AT LAW (CN)
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