JPS59108869U - Seal mechanism for ball valves, etc. - Google Patents

Seal mechanism for ball valves, etc.

Info

Publication number
JPS59108869U
JPS59108869U JP133683U JP133683U JPS59108869U JP S59108869 U JPS59108869 U JP S59108869U JP 133683 U JP133683 U JP 133683U JP 133683 U JP133683 U JP 133683U JP S59108869 U JPS59108869 U JP S59108869U
Authority
JP
Japan
Prior art keywords
seat ring
main body
ring
valve body
seal
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
JP133683U
Other languages
Japanese (ja)
Inventor
沢田　承三
Original Assignee
株式会社日本製鋼所
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 by 株式会社日本製鋼所 filed Critical 株式会社日本製鋼所
Priority to JP133683U priority Critical patent/JPS59108869U/en
Publication of JPS59108869U publication Critical patent/JPS59108869U/en
Pending legal-status Critical Current

Links

Landscapes

  • Taps Or Cocks (AREA)

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

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

第１図は本考案によをボール弁等のシール機構の部分断
面図であり、第２図は従来のシール機構の部分断面図で
ある。１・・・・・・本体、２・・・・・・弁体、３・
・・・・・シートリング、３Ａ・・・・・・シール材収
納みぞ、４・・・・・・シール材、４Ａ・・・・・・突
起、５・・・・・・バックアップ用０リング、６・・・
・・・０リング、７・・・・・：ばね、８・・・・・・
ステム。FIG. 1 is a partial sectional view of a sealing mechanism such as a ball valve according to the present invention, and FIG. 2 is a partial sectional view of a conventional sealing mechanism. 1...Main body, 2...Valve body, 3.
... Seat ring, 3A ... Sealing material storage groove, 4 ... Sealing material, 4A ... Protrusion, 5 ... Backup O-ring , 6...
...0 ring, 7...: Spring, 8...
stem.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 流路を有する本体１と、この本体１内にステム８によっ
て回転自在に支承され流路を開閉する弁体２と、本体１
と弁体２との間に設けられたシートリング３と、本体１
とシートリング３との間に設けられ流体をシールするＯ
リング６と、シートリング３内に設けられ弁体２とシー
トリング３との間の流体をシールするシール材４と、シ
ートリング３とシール材４との間に設けられたバックア
ップ用Ｏリング５と、本体１とシートリング３との間に
設けられシートリング３を弁体２に押圧するように作用
させたばね７とからなるボール弁等において、シートリ
ング３のシール材収納みぞ３Ａを断面略十字状に形成す
ると共に、シール材４の断面をこれと対応して略十字状
に形成し、シール材４の十字状の一部を形成する突起４
Ａの端面にバックアップ用０リング５を接触させるよう
にしたことを特徴とするボール弁等のシール機構。−A main body 1 having a flow path, a valve body 2 that is rotatably supported by a stem 8 in the main body 1 and opens and closes the flow path, and the main body 1
and the seat ring 3 provided between the valve body 2 and the main body 1.
and the seat ring 3 to seal the fluid.
A ring 6, a sealing material 4 provided within the seat ring 3 to seal fluid between the valve body 2 and the seat ring 3, and a backup O-ring 5 provided between the seat ring 3 and the seal material 4. and a spring 7 provided between the main body 1 and the seat ring 3 and acting to press the seat ring 3 against the valve body 2. The protrusion 4 is formed in a cross shape, and the cross section of the sealing material 4 is formed in a substantially cross shape correspondingly, and the projection 4 forms a part of the cross shape of the sealing material 4.
A sealing mechanism for a ball valve, etc., characterized in that a backup O-ring 5 is brought into contact with the end face of A. −
JP133683U 1983-01-11 1983-01-11 Seal mechanism for ball valves, etc. Pending JPS59108869U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP133683U JPS59108869U (en) 1983-01-11 1983-01-11 Seal mechanism for ball valves, etc.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP133683U JPS59108869U (en) 1983-01-11 1983-01-11 Seal mechanism for ball valves, etc.

Publications (1)

Publication Number Publication Date
JPS59108869U true JPS59108869U (en) 1984-07-23

Family

ID=30133067

Family Applications (1)

Application Number Title Priority Date Filing Date
JP133683U Pending JPS59108869U (en) 1983-01-11 1983-01-11 Seal mechanism for ball valves, etc.

Country Status (1)

Country Link
JP (1) JPS59108869U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009041776A (en) * 2008-10-27 2009-02-26 Kitz Corp Ball valve
JP2019056315A (en) * 2017-09-20 2019-04-11 株式会社ミクニ Rotary valve device
KR101975897B1 (en) * 2019-02-12 2019-05-07 주식회사 에스브이티 Ball valve having enhanced sealing performance
KR102716834B1 (en) * 2024-02-28 2024-10-11 영풍정밀(주) Cryogenic ball valve

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57171167A (en) * 1981-04-14 1982-10-21 Konan Denki Kk Ball valve

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57171167A (en) * 1981-04-14 1982-10-21 Konan Denki Kk Ball valve

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009041776A (en) * 2008-10-27 2009-02-26 Kitz Corp Ball valve
JP2019056315A (en) * 2017-09-20 2019-04-11 株式会社ミクニ Rotary valve device
KR101975897B1 (en) * 2019-02-12 2019-05-07 주식회사 에스브이티 Ball valve having enhanced sealing performance
KR102716834B1 (en) * 2024-02-28 2024-10-11 영풍정밀(주) Cryogenic ball valve

Similar Documents

Publication Publication Date Title
JPS59108869U (en) Seal mechanism for ball valves, etc.
JPH01140074U (en)
JPS59139665U (en) ball valve
JPS6194663U (en)
JPS62163377U (en)
JPS6091856U (en) fluid valve
JPS5827635U (en) Cartridge type oil tank
JPS58191474U (en) relief valve
JPS5977664U (en) fluid seal valve
JPS6055572U (en) hydraulic control valve
JPS60194682U (en) bellows valve
JPS60156274U (en) Main steam stop valve
JPS61577U (en) flow control valve
JPS59118856U (en) Emergency sealing device for ball valves
JPH026858U (en)
JPS5949073U (en) Seal mechanism of valve stem sliding part in valve
JPS608572U (en) seat ring
JPS5870573U (en) Direct acting directional valve
JPS6453577U (en)
JPS59175765U (en) ball valve
JPS6122975U (en) flow control valve
JPS581878U (en) Solenoid valve seat structure
JPS60126554U (en) underground fire hydrant
JPS60112814U (en) Secondary pressure regulating valve
JPS6026398U (en) Oil automatic supply machine