JPS6281780U - - Google Patents
Info
- Publication number
- JPS6281780U JPS6281780U JP17030085U JP17030085U JPS6281780U JP S6281780 U JPS6281780 U JP S6281780U JP 17030085 U JP17030085 U JP 17030085U JP 17030085 U JP17030085 U JP 17030085U JP S6281780 U JPS6281780 U JP S6281780U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic cylinder
- valve
- switching valve
- oil tank
- pump
- 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
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Fluid-Driven Valves (AREA)
- Reciprocating Pumps (AREA)
- Fluid-Pressure Circuits (AREA)
Description
図面は本考案の駆動装置の実施例を示し、第１
図は、各部品の取付状態を示す縦断面図、第２図
は横断面図、第３図乃至第６図は油圧制御の作動
を示す図である。
１……油圧シリンダ、２……仕切弁、３……ピ
ストンロツド、４……弁棒、５……バルブ開度検
出装置、６……電動ポンプ、７……油タンク、８
……圧力調整弁、９……電磁弁、１０……絞り弁
、１１……切替弁、１２……手動ポンプ、１３…
…逆止弁。
The drawings show an embodiment of the drive device of the present invention.
The figures are longitudinal cross-sectional views showing how each part is attached, FIG. 2 is a cross-sectional view, and FIGS. 3 to 6 are views showing the operation of hydraulic control. 1... Hydraulic cylinder, 2... Gate valve, 3... Piston rod, 4... Valve stem, 5... Valve opening detection device, 6... Electric pump, 7... Oil tank, 8
...Pressure regulating valve, 9... Solenoid valve, 10... Throttle valve, 11... Switching valve, 12... Manual pump, 13...
…non-return valve.
Claims (1)
及び手動ポンプと、電動ポンプの流出側に接続さ
れた圧力調整弁及び４個の電磁弁と、仕切弁の弁
棒にピストンロツドが連結された油圧シリンダと
、油圧シリンダへの配管路に設けられた絞り弁と
、電動・手動の切替弁とからなり、前記２個の電
磁弁は油圧シリンダの上室に接続され、他の２個
の電磁弁は油圧シリンダの下室に接続され、また
油圧シリンダから油タンクの流路に切替弁が設け
られ、かつ、手動ポンプは切替弁を通つて油圧シ
リンダと接続され、更に、前記の全ての部材が仕
切弁の上部に組付けられていることを特徴とする
仕切弁開閉駆動装置。 An oil tank, an electric pump and a manual pump connected to the oil tank, a pressure regulating valve and four electromagnetic valves connected to the outlet side of the electric pump, and a hydraulic cylinder with a piston rod connected to the valve stem of the gate valve. , a throttle valve installed in the piping path to the hydraulic cylinder, and an electric/manual switching valve.The two solenoid valves are connected to the upper chamber of the hydraulic cylinder, and the other two solenoid valves are connected to the upper chamber of the hydraulic cylinder. A switching valve is connected to the lower chamber of the hydraulic cylinder, and a switching valve is provided in the flow path from the hydraulic cylinder to the oil tank, and the manual pump is connected to the hydraulic cylinder through the switching valve. A gate valve opening/closing drive device characterized by being assembled to the upper part of the valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17030085U JPS6281780U (en) | 1985-11-05 | 1985-11-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17030085U JPS6281780U (en) | 1985-11-05 | 1985-11-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6281780U true JPS6281780U (en) | 1987-05-25 |
Family
ID=31104903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17030085U Pending JPS6281780U (en) | 1985-11-05 | 1985-11-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6281780U (en) |
-
1985
- 1985-11-05 JP JP17030085U patent/JPS6281780U/ja active Pending