JPH0353684U - - Google Patents
Info
- Publication number
- JPH0353684U JPH0353684U JP11516989U JP11516989U JPH0353684U JP H0353684 U JPH0353684 U JP H0353684U JP 11516989 U JP11516989 U JP 11516989U JP 11516989 U JP11516989 U JP 11516989U JP H0353684 U JPH0353684 U JP H0353684U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- main
- sub
- shaft
- tip
- 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
- 239000012530 fluid Substances 0.000 claims description 4
- 238000011144 upstream manufacturing Methods 0.000 claims 1
Landscapes
- Safety Valves (AREA)
- Magnetically Actuated Valves (AREA)
Description
第１図はこの考案に係るガス遮断弁における断
面説明図、第２図は従来の二重弁構造のガス遮断
弁の断面説明図である。
５１……流体通路（弁ハウジング）、５２……
フレーム、５４……主ノズル部、５５……主弁、
５５ａ……副ノズル部、５６……副弁、５６ａ…
…延長軸、５７……弁駆動機構（ソレノイド）、
５８……弁軸、６０……副スプリング、６１……
第二の副スプリング、６２……主スプリング、Ａ
……ガス入口側、Ｂ……ガス出口側。
FIG. 1 is an explanatory sectional view of a gas cutoff valve according to this invention, and FIG. 2 is an explanatory sectional view of a conventional gas cutoff valve having a double valve structure. 51...Fluid passage (valve housing), 52...
Frame, 54... Main nozzle section, 55... Main valve,
55a... Sub nozzle part, 56... Sub valve, 56a...
... Extension shaft, 57 ... Valve drive mechanism (solenoid),
58... Valve stem, 60... Sub-spring, 61...
Second sub-spring, 62...Main spring, A
...Gas inlet side, B...Gas outlet side.
Claims (1)
通させた流体通路と、流体上流側にあつて前記主
ノズル部に対向する主弁と、この主弁の中央部に
開口された副ノズル部に対向する副弁と、前記主
弁の背部に固定され、かつ前記副弁に一端が係合
された弁軸を摺動可能に挿通保持するフレームと
、前記弁軸の他端側に当接した弁駆動手段とを備
えたガス遮断弁において、 前記副弁とフレーム間に常時副弁を開放側に付
勢する主スプリングを張設するとともに、前記副
弁の先端に副ノズル部を貫通する軸部を延長して
設け、かつこの軸部の外周において、軸部先端に
設けたフランジと主弁の先端面との間に常時副弁
を閉止側に付勢する副スプリングを介在したこと
を特徴とするガス遮断弁。[Claims for Utility Model Registration] A fluid passage communicating a fluid inlet side and an outlet side via a main nozzle part, a main valve located on the fluid upstream side and facing the main nozzle part, and a main valve of the main valve. a sub-valve facing a sub-nozzle portion opened in the center; a frame fixed to the back of the main valve and slidably inserting and holding a valve shaft having one end engaged with the sub-valve; In a gas cutoff valve equipped with a valve driving means that is in contact with the other end of the valve shaft, a main spring that constantly biases the secondary valve toward the open side is stretched between the secondary valve and the frame, and the secondary valve A shaft section extending through the sub-nozzle section is provided at the tip of the shaft, and a sub-valve is always attached on the closing side between the flange provided at the tip of the shaft section and the tip surface of the main valve on the outer periphery of the shaft section. 1. A gas cutoff valve characterized by having a secondary spring interposed therebetween.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11516989U JPH0810715Y2 (en) | 1989-09-30 | 1989-09-30 | Gas shut-off valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11516989U JPH0810715Y2 (en) | 1989-09-30 | 1989-09-30 | Gas shut-off valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0353684U true JPH0353684U (en) | 1991-05-23 |
| JPH0810715Y2 JPH0810715Y2 (en) | 1996-03-29 |
Family
ID=31663510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11516989U Expired - Lifetime JPH0810715Y2 (en) | 1989-09-30 | 1989-09-30 | Gas shut-off valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0810715Y2 (en) |
-
1989
- 1989-09-30 JP JP11516989U patent/JPH0810715Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0810715Y2 (en) | 1996-03-29 |