JPH022372U - - Google Patents
Info
- Publication number
- JPH022372U JPH022372U JP8057988U JP8057988U JPH022372U JP H022372 U JPH022372 U JP H022372U JP 8057988 U JP8057988 U JP 8057988U JP 8057988 U JP8057988 U JP 8057988U JP H022372 U JPH022372 U JP H022372U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic
- supply
- pressure
- valve
- discharge pipe
- 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
- 238000009530 blood pressure measurement Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Types And Forms Of Lifts (AREA)
- Indicating And Signalling Devices For Elevators (AREA)
Description
第１図は本考案の実施例の構成を示す説明図、
第２図は従来の油圧エレベータ装置の構成を示す
説明図である。
１……油圧タンク、３……乗かご、４……油圧
シリンダ、５……油圧ポンプ、６……制御弁、７
……圧力計、８……給排配管、１１……圧力測定
用開閉弁、１２……リセツト用開閉弁、１３……
戻り管路。
FIG. 1 is an explanatory diagram showing the configuration of an embodiment of the present invention;
FIG. 2 is an explanatory diagram showing the configuration of a conventional hydraulic elevator system. 1... Hydraulic tank, 3... Car, 4... Hydraulic cylinder, 5... Hydraulic pump, 6... Control valve, 7
...Pressure gauge, 8... Supply/discharge piping, 11... Pressure measurement on-off valve, 12... Reset on-off valve, 13...
return pipe.
Claims (1)
在に乗かごが配され、前記油圧シリンダに油圧タ
ンクが、給排配管を介して接続され、前記給排配
管に油圧ポンプと制御弁とが設けられ、前記給排
配管に油圧ポンプと制御弁とが設けられ、前記給
排配管内の油圧を検出する圧力計が、圧力測定用
開閉弁を介して前記給排配管に接続され、前記油
圧ポンプ或は前記制御弁の作動によつて前記油圧
シリンダ内の油圧を変化させ、この油圧の変化に
よつて前記乗かごの上昇及び下降の制御が行われ
る油圧エレベータ装置において、前記圧力計およ
び前記圧力測定用開閉弁の接続点と、前記油圧タ
ンク間に戻り管路が設けられ、この戻り管路にリ
セツト用開閉弁が配されてなることを特徴とする
油圧エレベータ装置。 A car is arranged to be movable in an extending direction of the hydraulic cylinder, a hydraulic tank is connected to the hydraulic cylinder via a supply and discharge pipe, and a hydraulic pump and a control valve are provided in the supply and discharge pipe. , a hydraulic pump and a control valve are provided in the supply and discharge piping, a pressure gauge for detecting the hydraulic pressure in the supply and discharge pipe is connected to the supply and discharge pipe via a pressure measurement on-off valve, and the hydraulic pump or In the hydraulic elevator apparatus, the hydraulic pressure in the hydraulic cylinder is changed by the operation of the control valve, and the raising and lowering of the car is controlled by the change in the hydraulic pressure, and the pressure gauge and the pressure measuring device are provided. A hydraulic elevator system, characterized in that a return pipe is provided between a connection point of the on-off valve and the hydraulic tank, and a reset on-off valve is disposed in the return pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8057988U JPH022372U (en) | 1988-06-20 | 1988-06-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8057988U JPH022372U (en) | 1988-06-20 | 1988-06-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH022372U true JPH022372U (en) | 1990-01-09 |
Family
ID=31305402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8057988U Pending JPH022372U (en) | 1988-06-20 | 1988-06-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH022372U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51104426U (en) * | 1975-02-19 | 1976-08-20 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61169473A (en) * | 1985-01-24 | 1986-07-31 | 神戸市 | Safety controller for hydraulic elevator |
-
1988
- 1988-06-20 JP JP8057988U patent/JPH022372U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61169473A (en) * | 1985-01-24 | 1986-07-31 | 神戸市 | Safety controller for hydraulic elevator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51104426U (en) * | 1975-02-19 | 1976-08-20 |