JPS603377U - Butterfly valve emergency closing device - Google Patents
Butterfly valve emergency closing deviceInfo
- 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
Links
Landscapes
- 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
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)
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:
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)
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 |
-
1983
- 1983-06-21 JP JP9531883U patent/JPS603377U/en active Pending
Cited By (3)
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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