JPS603377U - Butterfly valve emergency closing device - Google Patents

Butterfly valve emergency closing device

Info

Publication number
JPS603377U
JPS603377U JP9531883U JP9531883U JPS603377U JP S603377 U JPS603377 U JP S603377U JP 9531883 U JP9531883 U JP 9531883U JP 9531883 U JP9531883 U JP 9531883U JP S603377 U JPS603377 U JP S603377U
Authority
JP
Japan
Prior art keywords
closing device
butterfly valve
bevel gear
emergency closing
protrusion
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
JP9531883U
Other languages
Japanese (ja)
Inventor
木暮　健三郎
清 渡辺
Original Assignee
株式会社　森田鉄工所
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　森田鉄工所 filed Critical 株式会社　森田鉄工所
Priority to JP9531883U priority Critical patent/JPS603377U/en
Publication of JPS603377U publication Critical patent/JPS603377U/en
Pending legal-status Critical Current

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  • Mechanically-Actuated Valves (AREA)
  • Safety Valves (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 drawings]

第１図は正面図、第２図は側面図、第３図は平面図、第
４図はＩ−Ｉ線断面図、第５図はクラッチ機構の横断面
図である。 １・・・弁体、２・・・弁棒、５・・・内クラッチ部材
、５ａ・・・突条、８・・・開閉用アクチュエータ、１
１・・・筒クラッチ部材、ｌｌａ・・・突起、１２・・
・大径ベベルギア、１３・・・小径ベベルギア、１４・
・・電磁ブレーキ、１５・１７・・・ベベルギア、１６
・・・ダッシュポット、１８・・・ウェイト。1 is a front view, FIG. 2 is a side view, FIG. 3 is a plan view, FIG. 4 is a sectional view taken along the line I--I, and FIG. 5 is a cross-sectional view of the clutch mechanism. DESCRIPTION OF SYMBOLS 1... Valve body, 2... Valve stem, 5... Inner clutch member, 5a... Projection, 8... Opening/closing actuator, 1
1... Tube clutch member, lla... Protrusion, 12...
・Large diameter bevel gear, 13...Small diameter bevel gear, 14.
・・Electromagnetic brake, 15・17・・Bevel gear, 16
...Dashpot, 18...weight.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 弁体に一体的に設けられた弁棒に径の異なる大小のベベ
ルギアを取付け、そのベベルギアの一方にダッシュポッ
トと連動する各々のベベルギアを噛合し、他方にはブレ
ーキ機構と連動するベベルギアを噛合し、前記ダッシュ
ポットにはウェイトを連結するとともに、前記弁棒と開
閉用アクチュエータの軸に、一方を筒状として内面に突
部を備え、他方はその突部と一定の遊び角をもって係合
する突条を備えて嵌合するクラッチ機構を設けて・　　
　あることを特徴とするバタフライ弁の緊急閉止装置。Bevel gears of different diameters are attached to the valve stem that is integrally provided on the valve body, each bevel gear that works with the dashpot is engaged with one of the bevel gears, and the bevel gear that is linked with the brake mechanism is engaged with the other bevel gear. A weight is connected to the dashpot, and one of the shafts of the valve stem and the opening/closing actuator is provided with a cylindrical protrusion on the inner surface, and the other protrusion engages with the protrusion with a certain play angle. A clutch mechanism that is fitted with a groove is provided.
An emergency closing device for a butterfly valve, characterized in that:
JP9531883U 1983-06-21 1983-06-21 Butterfly valve emergency closing device Pending JPS603377U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9531883U JPS603377U (en) 1983-06-21 1983-06-21 Butterfly valve emergency closing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9531883U JPS603377U (en) 1983-06-21 1983-06-21 Butterfly valve emergency closing device

Publications (1)

Publication Number Publication Date
JPS603377U true JPS603377U (en) 1985-01-11

Family

ID=30227687

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9531883U Pending JPS603377U (en) 1983-06-21 1983-06-21 Butterfly valve emergency closing device

Country Status (1)

Country Link
JP (1) JPS603377U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02503019A (en) * 1987-11-16 1990-09-20 マイレーダー　バウホールデイング　ゲゼルシヤフト　ミツト　ベシユレンクテル　ハフツング rock roof bolts
JPH02132111U (en) * 1989-04-07 1990-11-02

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02503019A (en) * 1987-11-16 1990-09-20 マイレーダー　バウホールデイング　ゲゼルシヤフト　ミツト　ベシユレンクテル　ハフツング rock roof bolts
JPH02132111U (en) * 1989-04-07 1990-11-02
JPH0542251Y2 (en) * 1989-04-07 1993-10-25

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