JPS59146665U

JPS59146665U - Check valve with manual exhaust valve

Info

Publication number: JPS59146665U
Application number: JP3903283U
Authority: JP
Inventors: 谷　督次
Original assignee: 三菱重工業株式会社
Priority date: 1983-03-19
Filing date: 1983-03-19
Publication date: 1984-10-01

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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は従来の逆止弁の説明図、第２図１は本考案の手
動排気弁付逆止弁の一実施例で１次側圧力（供給側）≦
■■次側圧力被供給側）の場合の説明図、第２図２は本
考案の一実施例で１次側圧力〉■次側圧力の場合の説明
図、第２図３は本考案の一実施例で手動排気状態の説明
図を示す。１・・・・・・逆止弁本体、２・・・・・・板逆止弁、
３・・・・・・逆止弁座、４・・・・・・板逆止弁ばね
、５・・・・・・排気弁本体、６・・・・・・排気弁棒
、７・・・・・・排気弁詰座、８・・・・・・排気弁ば
ね、９・・・・・・排気弁座、１０・・・・・・０リン
グ、１１・・・・・・止め輪、１２・・・・・・手動操
作ボタン、１３・・・・・・ピン。Fig. 1 is an explanatory diagram of a conventional check valve, and Fig. 2 1 is an example of the check valve with a manual exhaust valve of the present invention, where the primary side pressure (supply side) ≦
2 is an explanatory diagram of an embodiment of the present invention in the case of the primary pressure>■ the downstream pressure, and Figure 2 3 is an explanatory diagram of the case of the primary side pressure An explanatory diagram of a manual exhaust state in one embodiment is shown. 1...Check valve body, 2...Plate check valve,
3...Check valve seat, 4...Plate check valve spring, 5...Exhaust valve body, 6...Exhaust valve rod, 7... ...Exhaust valve seat, 8...Exhaust valve spring, 9...Exhaust valve seat, 10...0 ring, 11...Retaining ring , 12...Manual operation button, 13...Pin.

Claims

[Scope of utility model registration request]

The exhaust valve body is screwed into the check valve body, and the exhaust valve body has a built-in exhaust valve part consisting of an exhaust valve seat, an exhaust valve stem, and an exhaust valve seat, and the check valve chamber and the exhaust valve chamber are connected. Features a check valve with a manual exhaust valve.