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Title:
ANTI-SCRATCH CLEANABLE BALL VALVE SEAT STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2017/219821
Kind Code:
A1
Abstract:
An anti-scratch cleanable ball valve seat structure, comprising a ball body (1), a valve seat support (4), and a side valve body (10). The internal surface of the side valve body (10) is in a step shape, comprising a first step (8) and a second step (9); an outer circle of the valve seat support (4) is attached to the internal surface of the side valve body (10), and the internal surface of the left end of the valve seat support (4) is in contact with the surface of the ball body (1); a sealing ring A (2) is provided between the valve seat support (4) and the ball body (1), and a sealing groove (3) matching the sealing ring A (2) is provided on the valve seat support (4). The anti-scratch cleanable ball valve seat structure has the functions of cleaning a sealing surface and preventing the sealing surface from being scratched.

Inventors:
BAI, Kaiyu (Industry Road, Jinyuan Town Dayi Count, Chengdu Sichuan 0, 611330, CN)
ZENG, Pinqi (Industry Road, Jinyuan Town Dayi Count, Chengdu Sichuan 0, 611330, CN)
ZENG, Heyou (Industry Road, Jinyuan Town Dayi Count, Chengdu Sichuan 0, 611330, CN)
XU, Danhong (Industry Road, Jinyuan Town Dayi County, Sichuan 0, 611330, CN)
Application Number:
CN2017/085850
Publication Date:
December 28, 2017
Filing Date:
May 25, 2017
Export Citation:
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Assignee:
CHENGDU CHENGGAO VALVE CO., LTD. (Industry Road, Jinyuan Town Dayi Count, Chengdu Sichuan 0, 611330, CN)
International Classes:
F16K5/08; F16K5/20
Foreign References:
CN205298623U2016-06-08
CN205001559U2016-01-27
CN205715779U2016-11-23
CN202418686U2012-09-05
EP0854308A11998-07-22
Attorney, Agent or Firm:
GAOYUNG INTELLECTUAL PROPERTY AGENCY (GENERAL PARTNERSHIP) (The Yiguanmiao, Post Office Box A-42Hi-Tech Zon, Chengdu Sichuan 1, 610041, CN)
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