JPH0326880U - - Google Patents
Info
- Publication number
- JPH0326880U JPH0326880U JP8695189U JP8695189U JPH0326880U JP H0326880 U JPH0326880 U JP H0326880U JP 8695189 U JP8695189 U JP 8695189U JP 8695189 U JP8695189 U JP 8695189U JP H0326880 U JPH0326880 U JP H0326880U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- valve body
- inlet port
- main valve
- pilot
- 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
- 239000012530 fluid Substances 0.000 claims 2
- 230000005347 demagnetization Effects 0.000 claims 1
- 238000002955 isolation Methods 0.000 claims 1
Landscapes
- Fluid-Driven Valves (AREA)
Description
図面は本考案の一実施例を示すものであり、第
1図は閉弁時の全体縦断面図、第2図は第1図の
−線断面図、第3図は開弁時の第1図に対応
した要部縦断面図である。
4……電磁式制御弁、8……入口ポート、9…
…出口ポート、10……弁ハウジング、11……
主弁体、12……パイロツト弁、22……ガイド
筒としての内ガイド筒、25……背圧室、27…
…パイロツト弁孔、28……パイロツト弁体、3
4……絞り、37……逃げ溝、43……ソレノイ
ド、R……リザーバ。
The drawings show one embodiment of the present invention, in which Fig. 1 is a longitudinal cross-sectional view of the whole when the valve is closed, Fig. 2 is a cross-sectional view taken along the line - - of Fig. 1, and Fig. 3 is a cross-sectional view of the first embodiment when the valve is open. FIG. 4...Solenoid control valve, 8...Inlet port, 9...
...Outlet port, 10... Valve housing, 11...
Main valve body, 12...Pilot valve, 22...Inner guide cylinder as a guide cylinder, 25...Back pressure chamber, 27...
...Pilot valve hole, 28...Pilot valve body, 3
4... Throttle, 37... Relief groove, 43... Solenoid, R... Reservoir.
Claims (1)
ウジングには、両ポート間の連通、遮断を切換可
能な主弁体が入口ポートの流体圧を開弁方向に作
用させるべく前面を該入口ポートに臨ませるとと
もに閉弁方向にばね付勢されながら摺動可能に嵌
合され、該主弁体を閉弁方向に付勢する流体圧力
を発揮すべく主弁体の背面を臨ませて形成される
背圧室と、リザーバとの間には、主弁体の背面に
対向して弁ハウジングに設けられるガイド筒端部
に穿設されるパイロツト弁孔と、ソレノイドの励
磁および消磁に応じて該パイロツト弁孔を開閉す
べくガイド筒内に摺動可能に嵌合されるパイロツ
ト弁体とを備えるパイロツト弁が介設され、前記
入口ポートおよび背圧室間には絞りが介設される
電磁式制御弁において、主弁体の背面に対向する
ガイド筒端部には、パイロツト弁孔および背圧室
間を結ぶ逃げ溝が設けられることを特徴とする電
磁式制御弁。 The valve housing in which an inlet port and an outlet port are provided has a main valve body that can switch communication and isolation between both ports, and a main valve body that faces the inlet port in order to apply fluid pressure in the inlet port in the valve opening direction. A back pressure chamber that is slidably fitted while being spring-biased in the valve-closing direction, and is formed with the back side of the main valve body facing in order to exert fluid pressure that biases the main valve body in the valve-closing direction. and the reservoir, there is a pilot valve hole bored in the end of the guide cylinder provided in the valve housing facing the back surface of the main valve body, and a pilot valve hole that opens in response to energization and demagnetization of the solenoid. An electromagnetic control valve in which a pilot valve is provided with a pilot valve body slidably fitted into a guide cylinder to open and close the valve, and a throttle is provided between the inlet port and the back pressure chamber, 1. An electromagnetic control valve characterized in that an escape groove connecting a pilot valve hole and a back pressure chamber is provided at an end of a guide cylinder facing a back surface of a main valve body.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8695189U JPH0326880U (en) | 1989-07-25 | 1989-07-25 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8695189U JPH0326880U (en) | 1989-07-25 | 1989-07-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0326880U true JPH0326880U (en) | 1991-03-19 |
Family
ID=31636596
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8695189U Pending JPH0326880U (en) | 1989-07-25 | 1989-07-25 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0326880U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009114812A (en) * | 2007-11-09 | 2009-05-28 | Sunrise Tec:Kk | Snow guard metal fitting for roof |
-
1989
- 1989-07-25 JP JP8695189U patent/JPH0326880U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009114812A (en) * | 2007-11-09 | 2009-05-28 | Sunrise Tec:Kk | Snow guard metal fitting for roof |