JPS63192813U - - Google Patents
Info
- Publication number
- JPS63192813U JPS63192813U JP8339087U JP8339087U JPS63192813U JP S63192813 U JPS63192813 U JP S63192813U JP 8339087 U JP8339087 U JP 8339087U JP 8339087 U JP8339087 U JP 8339087U JP S63192813 U JPS63192813 U JP S63192813U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic pressure
- valve body
- main valve
- main
- cylinder
- 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
- 238000006073 displacement reaction Methods 0.000 claims 2
- 230000001105 regulatory effect Effects 0.000 claims 1
Landscapes
- Control Of Fluid Pressure (AREA)
Description
第１図はこの考案のガス比例制御弁に係る実施
例を示す断面図、第２図及び第３図は従来のガス
比例制御弁を示す断面図である。
１……入口通路、２……出口通路、３……主弁
体、７……ロツド、１０……メインダイアフラム
、２７……シリンダ室、２８……ピストン、３０
……ソレノイド・オイルポンプ（油圧供給手段）
、３１……油圧流路、３４……油圧調整ノズル、
３９……フラツパ（油圧調整弁体）。
FIG. 1 is a sectional view showing an embodiment of the gas proportional control valve of this invention, and FIGS. 2 and 3 are sectional views showing a conventional gas proportional control valve. DESCRIPTION OF SYMBOLS 1...Inlet passage, 2...Outlet passage, 3...Main valve body, 7...Rod, 10...Main diaphragm, 27...Cylinder chamber, 28...Piston, 30
...Solenoid oil pump (hydraulic supply means)
, 31... Hydraulic flow path, 34... Hydraulic adjustment nozzle,
39...Flatspa (hydraulic adjustment valve body).
Claims (1)
、上記入口通路側の圧力に応じた変位に基いて上
記主弁体を駆動し、且つ上記出口通路側の圧力の
フイードバツクに基いて上記主弁体の開弁量を調
節するメインダイアフラムとを備えたガス比例制
御弁において、上記主弁体をロツド部材を介して
固着し、且つシリンダ内に摺動可能に配設された
ピストン部材と、上記シリンダ内へ上記ピストン
部材を駆動するための油圧を供給する油圧供給手
段と、上記油圧供給手段から上記シリンダ内へ至
る油圧流路の途中に形成された油圧調整ノズルと
、上記油圧調整ノズルの開閉を上記メインダイア
フラムの変位に応じて行なう油圧調整弁体とを設
けたことを特徴とするガス比例制御弁。 A main valve body disposed between an inlet passage and an outlet passage, and the main valve body is driven based on displacement according to the pressure on the inlet passage side, and the main valve body is driven based on the feedback of the pressure on the outlet passage side. In a gas proportional control valve equipped with a main diaphragm that adjusts the opening amount of the main valve element, the main valve element is fixed via a rod member, and a piston member is slidably disposed within the cylinder. , a hydraulic pressure supply means for supplying hydraulic pressure for driving the piston member into the cylinder, a hydraulic pressure adjustment nozzle formed in the middle of a hydraulic flow path from the hydraulic pressure supply means to the inside of the cylinder, and the hydraulic pressure adjustment nozzle. 1. A gas proportional control valve comprising: a hydraulic pressure regulating valve body which opens and closes according to the displacement of the main diaphragm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8339087U JPS63192813U (en) | 1987-05-29 | 1987-05-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8339087U JPS63192813U (en) | 1987-05-29 | 1987-05-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63192813U true JPS63192813U (en) | 1988-12-12 |
Family
ID=30936933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8339087U Pending JPS63192813U (en) | 1987-05-29 | 1987-05-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63192813U (en) |
-
1987
- 1987-05-29 JP JP8339087U patent/JPS63192813U/ja active Pending