JPS61122462U - - Google Patents

Info

Publication number
JPS61122462U
JPS61122462U JP518985U JP518985U JPS61122462U JP S61122462 U JPS61122462 U JP S61122462U JP 518985 U JP518985 U JP 518985U JP 518985 U JP518985 U JP 518985U JP S61122462 U JPS61122462 U JP S61122462U
Authority
JP
Japan
Prior art keywords
valve
flow path
chamber
cylinder
inlet flow
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP518985U
Other languages
Japanese (ja)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP518985U priority Critical patent/JPS61122462U/ja
Publication of JPS61122462U publication Critical patent/JPS61122462U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Sliding Valves (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第1図は、本考案に係るゲート弁の弁座部分を
示す部分断面図、第2図は、第1図の―線断
面図、第3図は、本考案に係るゲート弁の他の実
施例の弁座部分を示す部分断面図、第4図は、第
3図の―線断面図、第5図は、従来のゲート
弁を示す縦断面図、第6図は、第5図の部分拡大
図である。 1……弁箱、2……弁室、5……入口流路、6
……出口流路、8,9……拡大径部、13a,1
3b……弁座、14……シールリング、15……
外周溝、16a……圧力媒体注入口、17……弁
体、18……貫通孔、26,26a……シリンダ
、27,27a,27b……Oリング、28,2
8a……ピストン、29……シリンダ室、30…
…接手。
Fig. 1 is a partial sectional view showing the valve seat portion of the gate valve according to the present invention, Fig. 2 is a sectional view taken along the line - - in Fig. 1, and Fig. 3 is another embodiment of the gate valve according to the present invention. FIG. 4 is a partial cross-sectional view showing the valve seat portion of the example, FIG. 4 is a cross-sectional view taken along the line -- in FIG. 3, FIG. It is an enlarged view. 1... Valve box, 2... Valve chamber, 5... Inlet channel, 6
...Exit flow path, 8, 9...Enlarged diameter portion, 13a, 1
3b... Valve seat, 14... Seal ring, 15...
Outer circumferential groove, 16a...Pressure medium inlet, 17...Valve body, 18...Through hole, 26, 26a...Cylinder, 27, 27a, 27b...O ring, 28, 2
8a... Piston, 29... Cylinder chamber, 30...
...joint.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 弁室に連通する入口流路及び出口流路を有する
弁箱と、その入口流路及び出口流路の弁室側に形
成した拡大径部に嵌合するリング状の弁座と、貫
通孔を有し、前記各弁座に挟まれ、かつ摺動可能
に密着して弁を開閉する弁体とからなるゲート弁
において、前記各弁座の弁体と接しない側の端面
に形成した少なくとも1個のシリンダにピストン
を嵌合してシリンダ室を形成するとともに、その
シリンダ室に圧力媒体を注入する注入口と封ずる
手段を設けたことを特徴とするゲート弁。
A valve box having an inlet flow path and an outlet flow path communicating with the valve chamber, a ring-shaped valve seat that fits into an enlarged diameter portion formed on the valve chamber side of the inlet flow path and the outlet flow path, and a through hole. and a valve body that is sandwiched between the valve seats and slidably contacts the valve body to open and close the valve; 1. A gate valve, characterized in that a piston is fitted into each cylinder to form a cylinder chamber, and a means for sealing with an injection port for injecting a pressure medium into the cylinder chamber is provided.
JP518985U 1985-01-17 1985-01-17 Pending JPS61122462U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP518985U JPS61122462U (en) 1985-01-17 1985-01-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP518985U JPS61122462U (en) 1985-01-17 1985-01-17

Publications (1)

Publication Number Publication Date
JPS61122462U true JPS61122462U (en) 1986-08-01

Family

ID=30481463

Family Applications (1)

Application Number Title Priority Date Filing Date
JP518985U Pending JPS61122462U (en) 1985-01-17 1985-01-17

Country Status (1)

Country Link
JP (1) JPS61122462U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021127310A1 (en) * 2019-12-18 2021-06-24 Cameron International Corporation Valve insert system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021127310A1 (en) * 2019-12-18 2021-06-24 Cameron International Corporation Valve insert system
US20230003305A1 (en) * 2019-12-18 2023-01-05 Cameron International Corporation Valve insert system
US11796069B2 (en) 2019-12-18 2023-10-24 Cameron International Corporation Valve insert system

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