JPS6439977U - - Google Patents
Info
- Publication number
- JPS6439977U JPS6439977U JP13461287U JP13461287U JPS6439977U JP S6439977 U JPS6439977 U JP S6439977U JP 13461287 U JP13461287 U JP 13461287U JP 13461287 U JP13461287 U JP 13461287U JP S6439977 U JPS6439977 U JP S6439977U
- Authority
- JP
- Japan
- Prior art keywords
- displacement member
- differential pressure
- flow path
- pressure displacement
- shutoff 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
Links
Landscapes
- Safety Valves (AREA)
Description
第１図は本考案の実施例に係る緊急遮断弁の開
弁状態を示す断面図、第２図は同遮断弁の閉弁状
態を示す断面図、第３図は従来例に係る緊急遮断
弁の開弁状態を示す断面図である。
１３……ケース、１４……主流路、１５……副
流路、１６……弁座、１７……弁体、１８，３６
，３７……連通孔、１９……ロツド部、２０，２
３……スプリング、２１，２７……空間、２２…
…スライダー、２４……切欠、２５……下面部位
、２６……仕切壁、２８……ピストン、２９……
軸部、３０……翼部、３１……フランジ、３３…
…ベローズ、３４……受圧室、３５……背圧室、
３８……オリフイス、３９……係止ピン、４０…
…挿通孔、４１……凹所。
FIG. 1 is a sectional view showing an open state of an emergency shutoff valve according to an embodiment of the present invention, FIG. 2 is a sectional view showing the same shutoff valve in a closed state, and FIG. 3 is a conventional emergency shutoff valve. FIG. 3 is a cross-sectional view showing the valve in the open state. 13... Case, 14... Main flow path, 15... Sub flow path, 16... Valve seat, 17... Valve body, 18, 36
, 37... Communication hole, 19... Rod part, 20, 2
3... Spring, 21, 27... Space, 22...
... Slider, 24 ... Notch, 25 ... Lower surface part, 26 ... Partition wall, 28 ... Piston, 29 ...
Shaft part, 30... Wing part, 31... Flange, 33...
...Bellows, 34...Pressure receiving chamber, 35...Back pressure chamber,
38... Orifice, 39... Locking pin, 40...
...Insertion hole, 41...recess.
Claims (1)
に作動する差圧変位部材と該差圧変位部材の作動
を受けて閉弁動作するストローク弁をスプリング
の付勢力によりスライド可能になるスライダーを
介して係合接続したことを特徴とする緊急遮断弁
。 A differential pressure displacement member that operates when the pressure of the fluid flowing through the flow path suddenly increases, and a stroke valve that closes in response to the operation of the differential pressure displacement member are moved through a slider that can be slid by the biasing force of a spring. An emergency shutoff valve characterized in that it is engaged and connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13461287U JPH0410451Y2 (en) | 1987-09-04 | 1987-09-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13461287U JPH0410451Y2 (en) | 1987-09-04 | 1987-09-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6439977U true JPS6439977U (en) | 1989-03-09 |
| JPH0410451Y2 JPH0410451Y2 (en) | 1992-03-16 |
Family
ID=31393528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13461287U Expired JPH0410451Y2 (en) | 1987-09-04 | 1987-09-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0410451Y2 (en) |
-
1987
- 1987-09-04 JP JP13461287U patent/JPH0410451Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0410451Y2 (en) | 1992-03-16 |
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