JPS6113070U

JPS6113070U - Cage type double seat control valve

Info

Publication number: JPS6113070U
Application number: JP9831484U
Authority: JP
Inventors: 哲雄太田
Original assignee: 株式会社島津製作所
Priority date: 1984-06-28
Filing date: 1984-06-28
Publication date: 1986-01-25
Also published as: JPH0133886Y2

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図はこの考案にかかる実施例装置の側断面図、第２
図は従来の装置の側断面図、第３図はこの考案にかかる
前記とは別な実施例装置の部分側断面図である。１・・・弁本体、３，４・・・環状ガスケット、５・・
・ケージ、９・・・スカート部、１０・・・ピストン、
１１・・・内弁、１２・・・弁軸、１４・・・開口部（
貫通孔）、１５・・・仕切板、１６・・・上部弁座、１
７・・・下部弁座、２１・・・環状溝、■・・・流入部
、０・・・流出部。FIG. 1 is a side sectional view of the embodiment device according to this invention, and FIG.
The figure is a side sectional view of a conventional device, and FIG. 3 is a partial side sectional view of another embodiment of the device according to this invention. 1... Valve body, 3, 4... Annular gasket, 5...
・Cage, 9...Skirt part, 10...Piston,
11...Inner valve, 12...Valve shaft, 14...Opening part (
Through hole), 15... Partition plate, 16... Upper valve seat, 1
7... Lower valve seat, 21... Annular groove, ■... Inflow section, 0... Outflow section.

Claims

[Scope of utility model registration request]

a valve body partitioned into an inflow part and an outflow part by a partition plate having an opening in the middle, and a side wall near the lower end, the lower end of which is engaged with the partition plate so as to be located concentrically with the opening; a hollow cylindrical cage with multiple through holes drilled in it;
A piston-shaped inner valve having a skirt portion is provided inside the cage and is slidably engaged with the cage and driven in the vertical direction via the valve shaft by a driving portion provided outside the valve body. , an upper valve seat and a lower valve seat for blocking the flow of fluid from the inflow part to the outflow part are formed at the parts where the shoulder part and the lower end surface of the inner valve come into contact, respectively, when the inner valve is closed. In the cage type double-seat control valve,
The lower valve seat is formed on the upper edge of the opening of the partition plate of the valve body, and the lower end of the cage is engaged with the lower end of the cage while maintaining a gap downwardly in an annular shape close to the outside of the lower valve seat. A cage type two-seat control valve, characterized in that a groove is provided in the partition plate.