JPS5835049U - Emergency sealing device for ball valve seat - Google Patents

Emergency sealing device for ball valve seat

Info

Publication number
JPS5835049U
JPS5835049U JP12949581U JP12949581U JPS5835049U JP S5835049 U JPS5835049 U JP S5835049U JP 12949581 U JP12949581 U JP 12949581U JP 12949581 U JP12949581 U JP 12949581U JP S5835049 U JPS5835049 U JP S5835049U
Authority
JP
Japan
Prior art keywords
seat
retainer
ball
sealing device
ball valve
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.)
Granted
Application number
JP12949581U
Other languages
Japanese (ja)
Other versions
JPS643878Y2 (en
Inventor
永野　務
Original Assignee
株式会社北沢バルブ
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 株式会社北沢バルブ filed Critical 株式会社北沢バルブ
Priority to JP12949581U priority Critical patent/JPS5835049U/en
Publication of JPS5835049U publication Critical patent/JPS5835049U/en
Application granted granted Critical
Publication of JPS643878Y2 publication Critical patent/JPS643878Y2/ja
Granted legal-status Critical Current

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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 drawings]

第１図は本考案の一実施例を示したボールバルブの縦断
面図、第２図は同上の一部切欠き拡大断面図、第３図は
緊急時の密封状態を示す一部切欠き断面図、第４図〜第
６図は本考案における各実施態様を示した一部切欠き断
面図である。 １・・・・・・ボデー、４・・・・・・貫通孔、５・・
・・・・ボール、６・・・・・・ボールシート、７・・
・・・・シートリテーナ、８・・・・・・ばね、１０・
・・・・・リテーナパツキン、１１・・・・・・グラン
ド、１２・・・・・・パツキンスプリング、１３・・・
・・・０リング、１４・・・・・・突条部、１６・・・
・・・スプリング座。 第２図 第５図 第６図Fig. 1 is a vertical sectional view of a ball valve showing an embodiment of the present invention, Fig. 2 is an enlarged partially cutaway sectional view of the same as above, and Fig. 3 is a partially cutaway sectional view showing the sealed state in an emergency. 4 to 6 are partially cutaway sectional views showing each embodiment of the present invention. 1...Body, 4...Through hole, 5...
...Ball, 6...Ball seat, 7...
... Seat retainer, 8 ... Spring, 10.
...Retainer packing, 11...Ground, 12...Putkin spring, 13...
...0 ring, 14...protrusion, 16...
...Spring seat. Figure 2 Figure 5 Figure 6

Claims (3)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）バルブ用ボデー内に貫通孔を有するボールを回転
自在に設け、該ボール表面にシール接触するためのボー
ルシートをボデーとボールとの間に設けたシートリテー
ナで保持し、該シートリテーナをボデー内に装着したば
ねで前記したボール方向に押圧自在に設けたボールバル
ブにおいて、上記シートリテーナの外周面とボデーの内
周面との間に不燃性、不溶融性のリテーナパツキンを装
着し、該リテーナパツキンをグランドを介してポ］デー
内に設けたパツキンスプリングで押圧自在に設けたこと
を特徴とするボールバルブシートの緊急密封装置。(1) A ball having a through hole is rotatably provided in a valve body, a ball seat for sealing contact with the ball surface is held by a seat retainer provided between the body and the ball, and the seat retainer is In the ball valve, which is provided so as to be freely pressed in the direction of the ball by a spring installed in the body, a non-combustible and non-fusible retainer packing is installed between the outer circumferential surface of the seat retainer and the inner circumferential surface of the body, An emergency sealing device for a ball valve seat, characterized in that the retainer gasket is provided so as to be freely pressable by a gasket spring provided in the pot via a gland. （２）シートリテーナの外周面とボデーの内周面との間
にＯリングを設けた実用新案登録請求の範囲第１項記載
のボールバルブシートの緊急密封装置。(2) The emergency sealing device for a ball valve seat according to claim 1, wherein an O-ring is provided between the outer peripheral surface of the seat retainer and the inner peripheral surface of the body. （３）　　シートリテーナの側面とボデーの内周側面と
の間隙を包囲するためにシートリテーナの一部を突設し
て突条部を形成し、この突条部とボデーの内周面とをバ
ルブの軸心方向に摺動自在に設けた実用新案登録請求の
範囲の第１項又は第２項記載のボールバルブシートの緊
急密封装置。 −（４）リテーナパツキンを押圧するためのパツキンス
プリングをボデーに設けたスプリング座に装着した実用
新案登録請求の範囲第１項乃至第３項記載のボールバル
ブシートの緊急密封装置。(3) In order to surround the gap between the side surface of the seat retainer and the inner circumferential surface of the body, a part of the seat retainer is protruded to form a protrusion, and this protrusion and the inner circumferential surface of the body are connected. An emergency sealing device for a ball valve seat according to claim 1 or 2, which is slidably provided in the axial direction of the valve. -(4) The emergency sealing device for a ball valve seat according to claims 1 to 3, wherein a packing spring for pressing a retainer packing is attached to a spring seat provided on the body.
JP12949581U 1981-09-02 1981-09-02 Emergency sealing device for ball valve seat Granted JPS5835049U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12949581U JPS5835049U (en) 1981-09-02 1981-09-02 Emergency sealing device for ball valve seat

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12949581U JPS5835049U (en) 1981-09-02 1981-09-02 Emergency sealing device for ball valve seat

Publications (2)

Publication Number Publication Date
JPS5835049U true JPS5835049U (en) 1983-03-07
JPS643878Y2 JPS643878Y2 (en) 1989-02-01

Family

ID=29923155

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12949581U Granted JPS5835049U (en) 1981-09-02 1981-09-02 Emergency sealing device for ball valve seat

Country Status (1)

Country Link
JP (1) JPS5835049U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010276078A (en) * 2009-05-27 2010-12-09 Hisaka Works Ltd Valve device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56109956A (en) * 1979-10-04 1981-08-31 Tk Valve Ltd Ball valve

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56109956A (en) * 1979-10-04 1981-08-31 Tk Valve Ltd Ball valve

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010276078A (en) * 2009-05-27 2010-12-09 Hisaka Works Ltd Valve device

Also Published As

Publication number Publication date
JPS643878Y2 (en) 1989-02-01

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