JPS6447743U - - Google Patents
Info
- Publication number
- JPS6447743U JPS6447743U JP14153187U JP14153187U JPS6447743U JP S6447743 U JPS6447743 U JP S6447743U JP 14153187 U JP14153187 U JP 14153187U JP 14153187 U JP14153187 U JP 14153187U JP S6447743 U JPS6447743 U JP S6447743U
- Authority
- JP
- Japan
- Prior art keywords
- accumulator
- hydraulic
- cylinder
- control device
- car
- 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
Landscapes
- Types And Forms Of Lifts (AREA)
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
Description
第１図は本考案の一実施例の油圧回路図、第２
図はガス圧が低下した際の表示方法を示した説明
図である。
１…アキユムレーター、２…油圧ジヤツキ、３
…上昇用電磁切換弁、４…下降用電磁切換弁、５
…ガス圧検出スイツチ、６…油圧ポンプ、７…電
動機、８…アキユムレーター圧検出スイツチ、９
…制御装置、１０…逆止弁、１１…リリーフ弁、
１２…表示灯、１３…ブザー。
Figure 1 is a hydraulic circuit diagram of one embodiment of the present invention, Figure 2 is a hydraulic circuit diagram of an embodiment of the present invention.
The figure is an explanatory diagram showing a display method when the gas pressure decreases. 1...Accumulator, 2...Hydraulic jack, 3
... Solenoid switching valve for ascending, 4... Solenoid switching valve for descending, 5
...Gas pressure detection switch, 6...Hydraulic pump, 7...Electric motor, 8...Accumulator pressure detection switch, 9
...Control device, 10...Check valve, 11...Relief valve,
12... Indicator light, 13... Buzzer.
Claims (1)
ンダ、油圧シリンダへ圧油を送り込むアキユムレ
ーター、このアキユムレーターへ圧油を供給する
油圧ポンプと電動機、前記シリンダとアキユムレ
ーターの間および前記シリンダとタンクの間に電
磁切換弁を各１ケずつ設け、油圧エレベーターの
上昇あるいは下降時に前記電磁切換弁へ信号を送
る制御装置を有した油圧エレベーターの制御装置
において、前記アキユムレーターのガス圧ポート
に圧力検出スイツチを設け、前記制御装置へ信号
を送ることを特徴とした油圧エレベーターの制御
装置。 A car, a hydraulic cylinder that raises and lowers the car, an accumulator that supplies pressure oil to the hydraulic cylinder, a hydraulic pump and electric motor that supplies pressure oil to the accumulator, and electromagnetic switching between the cylinder and the accumulator and between the cylinder and the tank. A control device for a hydraulic elevator comprising one valve each and a control device for sending a signal to the electromagnetic switching valve when the hydraulic elevator ascends or descends, wherein a pressure detection switch is provided at the gas pressure port of the accumulator; A control device for a hydraulic elevator characterized by sending signals to the device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14153187U JPS6447743U (en) | 1987-09-18 | 1987-09-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14153187U JPS6447743U (en) | 1987-09-18 | 1987-09-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6447743U true JPS6447743U (en) | 1989-03-24 |
Family
ID=31406675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14153187U Pending JPS6447743U (en) | 1987-09-18 | 1987-09-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6447743U (en) |
-
1987
- 1987-09-18 JP JP14153187U patent/JPS6447743U/ja active Pending
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