JPS6317302U - - Google Patents
Info
- Publication number
- JPS6317302U JPS6317302U JP11117286U JP11117286U JPS6317302U JP S6317302 U JPS6317302 U JP S6317302U JP 11117286 U JP11117286 U JP 11117286U JP 11117286 U JP11117286 U JP 11117286U JP S6317302 U JPS6317302 U JP S6317302U
- Authority
- JP
- Japan
- Prior art keywords
- liquid
- storage tank
- actuator
- poppet valve
- valve bodies
- 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
- 239000007788 liquid Substances 0.000 claims description 13
- 238000007599 discharging Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Fluid-Pressure Circuits (AREA)
Description
第１図は本考案の一実施例を示した液体制御装
置の回路図、第２図は一実施例の要部断面図、第
３図および第４図は一実施例の作動状態の回路図
、第５図は従来例を示した回路図である。
１６……液体アクチユエータ（液体シリンダ）
、１９，２０，２１，２２……ポペツト弁体、２
６，２７……パイロツト切換弁、３０，３１，３
２，３３……作用室、４２，４３……逆止め弁、
Ｐ１……供給流路、Ａ１，Ｂ１……負荷流路、Ｒ
１……排出流路、Ｔ１……貯槽。
Fig. 1 is a circuit diagram of a liquid control device showing one embodiment of the present invention, Fig. 2 is a sectional view of the main part of one embodiment, and Figs. 3 and 4 are circuit diagrams of one embodiment in an operating state. , FIG. 5 is a circuit diagram showing a conventional example. 16...Liquid actuator (liquid cylinder)
, 19, 20, 21, 22...Poppet valve body, 2
6, 27...Pilot switching valve, 30, 31, 3
2, 33... action chamber, 42, 43... check valve,
P1... Supply channel, A1, B1... Load channel, R
1...Discharge channel, T1...Storage tank.
Claims (1)
ータに接続する２個の負荷流路間を連通遮断する
２個のポペツト弁体と、２個の負荷流路と液体を
貯蔵する貯槽に接続する排出流路間を連通遮断す
る２個のポペツト弁体と、４個のポペツト弁体背
部に形成の作用室へパイロツト液体を供給したり
作用室の液体を貯槽へ排出したりするパイロツト
切換弁と、排出流路と少なくとも一方の負荷流路
とに接続して貯槽の液体が液体アクチユエータへ
吸入されるのを許容すると共に液体アクチユエー
タの液体が貯槽へ排出するのを阻止するよう設け
た逆止め弁とを具備して成る液体制御装置。 Two poppet valve bodies that cut off communication between a supply channel that supplies pressure liquid and two load channels that connect to a liquid actuator, and a discharge flow that connects the two load channels and a storage tank that stores liquid. Two poppet valve bodies that cut off communication between the passages, a pilot switching valve that supplies pilot liquid to the working chamber formed on the back of the four poppet valve bodies, and discharges the liquid in the working chamber to the storage tank, and a discharge valve. a check valve connected to the flow path and at least one of the load flow paths to allow liquid in the storage tank to be drawn into the liquid actuator and to prevent liquid in the liquid actuator from discharging into the storage tank; A liquid control device comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11117286U JPS6317302U (en) | 1986-07-18 | 1986-07-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11117286U JPS6317302U (en) | 1986-07-18 | 1986-07-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6317302U true JPS6317302U (en) | 1988-02-04 |
Family
ID=30990848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11117286U Pending JPS6317302U (en) | 1986-07-18 | 1986-07-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6317302U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55139502A (en) * | 1979-04-12 | 1980-10-31 | Kobe Steel Ltd | Control circuit for actuator |
-
1986
- 1986-07-18 JP JP11117286U patent/JPS6317302U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55139502A (en) * | 1979-04-12 | 1980-10-31 | Kobe Steel Ltd | Control circuit for actuator |