CN203384021U - Control system of variable pump - Google Patents
Control system of variable pump Download PDFInfo
- Publication number
- CN203384021U CN203384021U CN201320366828.XU CN201320366828U CN203384021U CN 203384021 U CN203384021 U CN 203384021U CN 201320366828 U CN201320366828 U CN 201320366828U CN 203384021 U CN203384021 U CN 203384021U
- Authority
- CN
- China
- Prior art keywords
- control system
- variable pump
- variable displacement
- displacement pump
- plc control
- 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.)
- Expired - Fee Related
Links
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- Details And Applications Of Rotary Liquid Pumps (AREA)
- Control Of Positive-Displacement Pumps (AREA)
Abstract
The utility model discloses a control system of a variable pump and relates to a variable pump system. The control system comprises a variable pump control device, and is characterized by comprising a variable pump controller and a PLC (programmable logic controller) system. The variable pump controller is connected with the variable pump control device, a flow sensor is arranged in a variable pump delivery control port, a pressure sensor is arranged on an oil delivery pipe of the variable pump, the flow sensor is in data connection with the PLC control system through a flow comparator, the pressure sensor is in data connection with the PLC control system through a pressure comparator, the PLC control system is provided with a display screen and a touch input device, and the PLC control system is in control connection with the variable pump control device through the variable pump controller. The control system of the variable pump has the advantages of high automation degree and capability of easily controlling flow of the variable pump.
Description
Technical field
the utility model relates to a kind of variable pump systems, particularly a kind of control system of variable displacement pump.
Background technique
variable displacement pump is the variable pump of discharge capacity.Variable displacement pump can be single acting vane pump, radial plunger pump or axial piston pump, is widely used in the hydraulic transmission fields such as metallurgy, mine, engineering machinery, boats and ships, civil aviaton's ground installation.
Summary of the invention
it is high that the purpose of this utility model is to provide a kind of automaticity, and the variable displacement pump uninterrupted is controlled the control system of variable displacement pump easily.
the utility model is by the following technical solutions:
the control system of variable displacement pump, comprise, the variable displacement pump control gear, it is characterized in that, also comprise the variable displacement pump controller, described variable displacement pump controller is connected with the variable displacement pump control gear, described variable displacement pump displacement control mouth arranges flow transducer, on the oil feed line of variable displacement pump, pressure transducer is set, also comprise the PLC control system, described flow transducer is connected with PLC control system data by the flow comparator, pressure transducer is connected with PLC control system data by the pressure comparator, on described PLC control system, display screen and touch input device are set, the PLC control system is passed through the variable displacement pump controller to variable displacement pump control gear control connection.
the beneficial effects of the utility model are: automaticity is high, and the variable displacement pump flow holds manageable advantage.
The accompanying drawing explanation
fig. 1 is structured flowchart of the present utility model.
Embodiment
below in conjunction with accompanying drawing, the utility model is further described:
in conjunction with Fig. 1, the control system of variable displacement pump, comprise, the variable displacement pump control gear, wherein, also comprise the variable displacement pump controller, described variable displacement pump controller is connected with the variable displacement pump control gear, described variable displacement pump displacement control mouth arranges flow transducer, on the oil feed line of variable displacement pump, pressure transducer is set, also comprise the PLC control system, described flow transducer is connected with PLC control system data by the flow comparator, pressure transducer is connected with PLC control system data by the pressure comparator, on described PLC control system, display screen and touch input device are set, the PLC control system is passed through the variable displacement pump controller to variable displacement pump control gear control connection.
by presetting the value of flow transducer, pressure transducer in the PLC control system, then the data value detected by flow comparator, pressure comparator, thereby realize the purpose that the PLC control system is controlled the variable displacement pump control gear by the variable displacement pump controller.
these are only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (1)
1. the control system of variable displacement pump, comprise, the variable displacement pump control gear, it is characterized in that, also comprise the variable displacement pump controller, described variable displacement pump controller is connected with the variable displacement pump control gear, described variable displacement pump displacement control mouth arranges flow transducer, on the oil feed line of variable displacement pump, pressure transducer is set, also comprise the PLC control system, described flow transducer is connected with PLC control system data by the flow comparator, pressure transducer is connected with PLC control system data by the pressure comparator, on described PLC control system, display screen and touch input device are set, the PLC control system is passed through the variable displacement pump controller to variable displacement pump control gear control connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320366828.XU CN203384021U (en) | 2013-06-25 | 2013-06-25 | Control system of variable pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320366828.XU CN203384021U (en) | 2013-06-25 | 2013-06-25 | Control system of variable pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203384021U true CN203384021U (en) | 2014-01-08 |
Family
ID=49872524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320366828.XU Expired - Fee Related CN203384021U (en) | 2013-06-25 | 2013-06-25 | Control system of variable pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203384021U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018032875A1 (en) * | 2016-08-16 | 2018-02-22 | 南京英达公路养护车制造有限公司 | Manual variable displacement pump control system |
-
2013
- 2013-06-25 CN CN201320366828.XU patent/CN203384021U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018032875A1 (en) * | 2016-08-16 | 2018-02-22 | 南京英达公路养护车制造有限公司 | Manual variable displacement pump control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140108 Termination date: 20140625 |
|
| EXPY | Termination of patent right or utility model |