JPS5851089U - Hydraulic pump drive control device - Google Patents
Hydraulic pump drive control deviceInfo
- Publication number
- JPS5851089U JPS5851089U JP14499381U JP14499381U JPS5851089U JP S5851089 U JPS5851089 U JP S5851089U JP 14499381 U JP14499381 U JP 14499381U JP 14499381 U JP14499381 U JP 14499381U JP S5851089 U JPS5851089 U JP S5851089U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic pump
- control device
- drive control
- pressure
- electric motor
- 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
- Reciprocating Pumps (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は従来の油圧ポンプの駆動制御装置の基本構成の
一例を示す系統図、第2図は本考案の油圧ポンプの駆動
制御装置の基本構成の一実施例を示す系統図、第3−図
は本考案のうちの電気系統部分の一例を示す回路図であ
る。
1・・・・・・油圧ポンプ、2・・・・・・主電動機、
3・・・・・・制御盤、4・・・・・・操作盤、5・・
・・・・貯留タンク、6・而・コンプレッサ、7・・・
・・・電動機、11・・間圧力検出器。FIG. 1 is a system diagram showing an example of the basic configuration of a conventional hydraulic pump drive control device, FIG. 2 is a system diagram showing an example of the basic configuration of the hydraulic pump drive control device of the present invention, and FIG. The figure is a circuit diagram showing an example of the electrical system part of the present invention. 1... Hydraulic pump, 2... Main electric motor,
3...Control panel, 4...Operation panel, 5...
...storage tank, 6.compressor, 7..
...Electric motor, 11...pressure detector.
Claims (1)
の電動機の作動及び当該作動の停止を制御する制御手段
と、上記油圧ポンプに油を供給する貯留タンクと、この
貯留タンクの内部を上記油圧ポンプでキャビテーション
が発生しない所定圧力まで加圧する加圧手段とを備えた
油圧ポンプの駆動制御装置において、上記貯留タンクの
内部圧力を検出し、当該圧力が上記所定圧力以上の場合
、及び当該圧力が上記所定圧力に満たない場合のそれぞ
れに相応して上記制御手段に信号を出力する圧力検出器
を設け、制御手段はこの圧力検出器から出力される信号
が上記所定圧力以上の場合に相応する信号であるときに
は上記電動機の作動を許容し、上記所定圧力に満たない
場合に相応する信号であるときには上記電動機の作動を
不能にするように制御することを特徴とする油圧ポンプ
の駆動制御装置。a hydraulic pump, an electric motor for driving the hydraulic pump, a control means for controlling operation and stoppage of the electric motor, a storage tank for supplying oil to the hydraulic pump, and a storage tank for supplying oil to the hydraulic pump; In a drive control device for a hydraulic pump, the system detects the internal pressure of the storage tank, and when the pressure is equal to or higher than the predetermined pressure, A pressure detector is provided that outputs a signal to the control means in accordance with each case where the predetermined pressure is less than the predetermined pressure, and the control means outputs a signal corresponding to the case where the signal output from the pressure detector is equal to or higher than the predetermined pressure. A drive control device for a hydraulic pump, characterized in that it allows the electric motor to operate at certain times, and disables the operation of the electric motor when the signal corresponds to the case where the predetermined pressure is not reached.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14499381U JPS5851089U (en) | 1981-10-01 | 1981-10-01 | Hydraulic pump drive control device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14499381U JPS5851089U (en) | 1981-10-01 | 1981-10-01 | Hydraulic pump drive control device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5851089U true JPS5851089U (en) | 1983-04-06 |
Family
ID=29937938
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14499381U Pending JPS5851089U (en) | 1981-10-01 | 1981-10-01 | Hydraulic pump drive control device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5851089U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5024801A (en) * | 1973-07-07 | 1975-03-17 |
-
1981
- 1981-10-01 JP JP14499381U patent/JPS5851089U/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5024801A (en) * | 1973-07-07 | 1975-03-17 |
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