CN216561453U

CN216561453U - Pump station valve monitoring system

Info

Publication number: CN216561453U
Application number: CN202122908778.0U
Authority: CN
Inventors: 化晓锋; 张亮方; 李典基
Original assignee: South To North Water Transfer Shandong Electromechanical Maintenance Co ltd
Current assignee: South To North Water Transfer Shandong Electromechanical Maintenance Co ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-05-17
Anticipated expiration: 2031-11-24

Abstract

A pump station valve monitoring system comprises a controller, wherein the controller is connected with a pressure sensor and a flow sensor through an AD converter, and the pressure sensor and the flow sensor are used for monitoring operation parameters of a valve; the controller is connected with an instruction input device, and the instruction input device is used for inputting control instructions of workers to the controller so as to monitor the valve; the controller is connected with the valve through a driver so as to adjust the action and the stroke of the valve; the controller is connected with an upper computer through a GPRS communicator to realize the uploading of the operating parameters of the valve; and the controller is also connected with a timer, and the timer is used for recording time nodes corresponding to valve monitoring.

Description

Pump station valve monitoring system

The technical field is as follows:

the utility model relates to a pump station valve monitoring system.

Background art:

the pumping station is a device capable of providing hydraulic power and pneumatic power with certain pressure and flow, is a general name of buildings such as water inlet, water outlet and pumping stations of a drainage and irrigation pumping station, and can be divided into a sewage pumping station, a rainwater pumping station and a river pumping station.

In a pump station, a valve is relatively common functional equipment, and in general, in the use process of the valve, the use state of the valve needs to be monitored to ensure long-time normal use of the valve, so that the occurrence of pump station flooding accidents is effectively prevented, and the safety of pump station personnel and facility equipment is ensured; the existing monitoring mode is mainly that workers check the valves one by one, because the number of the valves in a pump station is large, the actual workload is overlarge due to manual monitoring, the operation steps are complicated, and if some valves below the water surface are not closed well, water flows backwards to submerge the interior of a plant; meanwhile, the monitored information parameters can not be summarized and fed back in time, and data loss or errors are easy to occur.

The utility model has the following contents:

the embodiment of the utility model provides a pump station valve monitoring system which is reasonable in structural design, based on the integrated control effect of a single-chip microcomputer controller, can automatically and accurately monitor the operation parameters of a valve by matching with different types of electric elements, replaces the existing manual monitoring mode, simplifies the actual operation steps, reduces the workload of workers, simultaneously improves the response speed, uploads the monitored data in real time, avoids data loss and errors, provides effective protection for a pump station and the valve, and solves the problems in the prior art.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

The model of controller is STM32F103C8T6, is equipped with 64 pins on the controller, the controller links to each other with the instruction input ware through No. four pins, the controller links to each other with the AD converter through No. fifteen pins, the controller links to each other with the GPRS communicator through No. twenty pin, No. twenty-one pin and No. twenty-two pin, the controller links to each other with the driver through No. thirty-eight pin, the controller links to each other with the time-recorder through No. forty pins.

The model of the AD converter is AD8551, 8 pins are arranged on the AD converter, the AD converter is connected with a No. fifteen pin of the controller through a No. six pin, and the AD converter is connected with the pressure sensor and the flow sensor through a No. three pin; the model of the pressure sensor is MIK-P300, and the model of the flow sensor is YF-2103.

The model of the GPRS communicator is SIM800C, 42 pins are arranged on the GPRS communicator, a first pin of the GPRS communicator is connected with a twenty-first pin of a controller, a second pin of the GPRS communicator is connected with a twenty-first pin of the controller, a sixth pin of the GPRS communicator is connected with a twenty-second pin of the controller, and a sixth resistor and a seventh resistor which are connected in parallel are arranged between the second pin and the sixth pin of the GPRS communicator; the GPRS communicator is connected with an SIM card through a pin fifteen, a pin sixteen, a pin seventeen and a pin eighteen, a fourth capacitor, a fifth capacitor and a sixth capacitor are respectively arranged on the pin fifteen, the pin sixteen and the pin seventeen of the GPRS communicator, and a seventh capacitor is connected on the pin eighteen of the GPRS communicator.

The model of the instruction input device is TLP290, four pins are arranged on the instruction input device, the first pin of the instruction input device is a control instruction input pin, a ninth resistor, a tenth resistor and a fourth capacitor are connected in parallel between the first pin and the second pin of the instruction input device, a fifth capacitor and an eighth resistor are connected in parallel between the third pin and the fourth pin of the instruction input device, and the third pin of the instruction input device is connected with the fourth pin of the controller.

The driver is in a ULN2003 model, 16 pins are arranged on the driver, a pin I of the driver is connected with a pin thirty-eight of the controller, a pin sixteen of the driver is provided with a first electromagnetic relay, the first electromagnetic relay is provided with a first diode and a fifth resistor which are connected in parallel, and the first electromagnetic relay is connected with a valve interface.

The type of the timer is DS1302, 8 pins are arranged on the timer, a fourth capacitor and a fourth resistor are arranged between a sixth pin and a seventh pin of the timer, and the seventh pin of the timer is connected with a forty pins of the controller.

By adopting the structure, the utility model monitors the operation parameters of the valve through the AD converter, the pressure sensor and the flow sensor; inputting a control instruction of a worker to the controller through the instruction input device so as to execute monitoring operation; establishing communication between the controller and the upper computer through the GPRS communicator, and uploading data; the time node corresponding to the valve monitoring is recorded through the timer, and the valve monitoring system has the advantages of being accurate, efficient and high in practicability.

Description of the drawings:

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an electrical schematic of the controller of the present invention.

Fig. 3 is an electrical schematic diagram of the AD converter of the present invention.

Fig. 4 is an electrical schematic of the flow sensor of the present invention.

Fig. 5 is an electrical schematic of the pressure sensor of the present invention.

Fig. 6 is an electrical schematic diagram of the GPRS communicator of the present invention.

FIG. 7 is an electrical schematic diagram of the command input unit of the present invention.

Fig. 8 is an electrical schematic of the actuator of the present invention.

Fig. 9 is an electrical schematic of the timepiece of the utility model.

The specific implementation mode is as follows:

in order to clearly explain the technical features of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings.

As shown in fig. 1 to 9, a pump station valve monitoring system includes a controller, the controller is connected with a pressure sensor and a flow sensor through an AD converter, and the pressure sensor and the flow sensor are used for monitoring operation parameters of a valve; the controller is connected with an instruction input device, and the instruction input device is used for inputting control instructions of workers to the controller so as to monitor the valve; the controller is connected with the valve through a driver so as to adjust the action and the stroke of the valve; the controller is connected with an upper computer through a GPRS communicator to realize the uploading of the operating parameters of the valve; and the controller is also connected with a timer, and the timer is used for recording time nodes corresponding to valve monitoring.

The working principle of the pump station valve monitoring system in the embodiment of the utility model is as follows: based on single chip microcomputer controller's integrated control effect, the cooperation is different types of electric elements, can be automatic accurate monitor the operating parameter of valve, replaces current artifical monitoring mode, simplifies the actual operation step, reduces staff's work load, promotes response speed simultaneously, uploads the data that the control obtained in real time, avoids appearing data loss and error, provides effectual protection to pump station and valve, can use the control at different kinds of pump station valve.

In whole scheme, use controller STM32F103C8T6 as the core assembly, be equipped with 64 pins on the controller, the controller links to each other with the instruction input device through No. four pins, the controller links to each other with the AD converter through No. fifteen pins, the controller passes through No. twenty pin, No. twenty-one pin and No. twenty-two pin link to each other with the GPRS communicator, the controller passes through No. thirty-eight pin and links to each other with the driver, the controller passes through No. forty pins and links to each other with the timer, thereby whole hardware circuit has been constituted, and rely on above-mentioned whole hardware circuit to realize the control to the pump station valve, guarantee the normal operating of valve, provide the protection for pump station and valve.

Specifically, due to differences in the specific layout of the valves, the connection structure of the hardware circuit is different, and needs to be set independently according to the field environment.

Preferably, the model of the AD converter is AD8551, 8 pins are arranged on the AD converter, the AD converter is connected with a No. fifteen pin of the controller through a No. six pin, and the AD converter is connected with the pressure sensor and the flow sensor through a No. three pin; the model of the pressure sensor is MIK-P300, the model of the flow sensor is YF-2103, and the pressure parameter and the flow parameter of each valve are monitored, so that the running state of the valve is judged, and meanwhile, the running state is transmitted to the controller through conversion.

Preferably, the model of the GPRS communicator is SIM800C, 42 pins are arranged on the GPRS communicator, a first pin of the GPRS communicator is connected with a twenty-first pin of the controller, a second pin of the GPRS communicator is connected with a twenty-first pin of the controller, a sixth pin of the GPRS communicator is connected with a twenty-second pin of the controller, and a sixth resistor and a seventh resistor which are connected in parallel are arranged between the second pin and the sixth pin of the GPRS communicator; the GPRS communicator is connected with an SIM card through a pin fifteen, a pin sixteen, a pin seventeen and a pin eighteen, a fourth capacitor, a fifth capacitor and a sixth capacitor are respectively arranged on the pin fifteen, the pin sixteen and the pin seventeen of the GPRS communicator, a seventh capacitor is connected to the pin eighteenth of the GPRS communicator, a wireless transmission channel is established between the controller and an upper computer, uploading and remote transmission of valve operation parameters are achieved, and it is guaranteed that a worker can timely acquire a required valve operation state.

Preferably, the type of the instruction input device is TLP290, four pins are arranged on the instruction input device, the first pin of the instruction input device is a control instruction input pin, a ninth resistor, a tenth resistor and a fourth capacitor are connected in parallel between the first pin and the second pin of the instruction input device, a fifth capacitor and an eighth resistor are connected in parallel between the third pin and the fourth pin of the instruction input device, the third pin of the instruction input device is connected with the fourth pin of the controller, and a control instruction of a worker is input into the controller, so that different electrical components connected to the controller can play corresponding roles.

Preferably, the type of the driver is ULN2003, 16 pins are arranged on the driver, a pin of the driver is connected with a pin thirty-eight of the controller, a pin sixteen of the driver is provided with a first electromagnetic relay, the first electromagnetic relay is provided with a first diode and a fifth resistor which are connected in parallel, the first electromagnetic relay is connected with a valve interface, and the valve interface is connected with the valve, so that the action and the stroke of the control valve can be adjusted and controlled, and the actual application requirements are met.

Preferably, the type of the timer is DS1302, 8 pins are arranged on the timer, a fourth capacitor and a fourth resistor are arranged between a pin six and a pin seven of the timer, the pin seven of the timer is connected with a pin forty of the controller, and the timer records a time node corresponding to valve monitoring, so that statistics and historical records are conveniently performed.

Particularly, the pump station valve monitoring system in the embodiment of the utility model mainly aims at the control of valves in a pump station, and because a large number of valves with a negative layer one and a negative layer two in the pump station are below the water level outside the station, if the valves are not completely closed, water flows can flow back into the pump station, and the pump station flooding accident occurs; the pump station flooding accident has numerous risk points, strong concealment and great harmfulness, and the flooding risk caused by human factors is dominant or has higher probability compared with the flooding caused by facility equipment and external environment.

Furthermore, the quality of the drainage system plays a decisive role in whether the pump room is submerged, so that the safe operation management of the drainage system in the plant is enhanced, the maintenance and the inspection of the drainage system in the plant are well done, and the automatic control and the early warning and forecasting functions of the drainage system in the plant are improved to prevent the pump room from being submerged.

The performance of the staff in the aspect of operation management should be more attractive to all managers at each level. By combining all risk possibilities, a set of response measures and prevention mechanism system which is strong in pertinence, scientific, effective, reliable in alarm and convenient to implement is formulated, so that strong supervision of key positions is achieved, the defect positions are supplemented with short plates, and the situation that dead angles are not left in all directions is important. In order to enable the safe operation management of the pump station to have a hand grip and enable hidden danger troubleshooting and treatment to be clearer and more definite, the pump station valve monitoring system in the embodiment of the utility model can be well applied to the existing pump station, automatically and accurately monitors the operation parameters of the valve and prevents the occurrence of flooding accidents.

In summary, the pump station valve monitoring system in the embodiment of the utility model is based on the integrated control function of the single chip microcomputer controller, and is matched with different types of electrical elements, so that the operation parameters of the valve can be automatically and accurately monitored, the existing manual monitoring mode is replaced, the actual operation steps are simplified, the workload of workers is reduced, the response speed is increased, the monitored data is uploaded in real time, the data loss and errors are avoided, the pump station and the valve are effectively protected, and the pump station valve monitoring system can be applied to monitoring of different types of pump station valves.

The above-described embodiments should not be construed as limiting the scope of the utility model, and any alternative modifications or alterations to the embodiments of the present invention will be apparent to those skilled in the art.

The present invention is not described in detail, but is known to those skilled in the art.

Claims

1. The utility model provides a pump station valve monitored control system which characterized in that: the controller is connected with a pressure sensor and a flow sensor through an AD converter, and the pressure sensor and the flow sensor are used for monitoring the operation parameters of the valve; the controller is connected with an instruction input device, and the instruction input device is used for inputting control instructions of workers to the controller so as to monitor the valve; the controller is connected with the valve through a driver so as to adjust the action and the stroke of the valve; the controller is connected with an upper computer through a GPRS communicator to realize the uploading of the operating parameters of the valve; and the controller is also connected with a timer, and the timer is used for recording time nodes corresponding to valve monitoring.

2. The pump station valve monitoring system according to claim 1, wherein: the model of controller is STM32F103C8T6, is equipped with 64 pins on the controller, the controller links to each other with the instruction input ware through No. four pins, the controller links to each other with the AD converter through No. fifteen pins, the controller links to each other with the GPRS communicator through No. twenty pin, No. twenty-one pin and No. twenty-two pin, the controller links to each other with the driver through No. thirty-eight pin, the controller links to each other with the time-recorder through No. forty pins.

3. The pump station valve monitoring system according to claim 2, wherein: the model of the AD converter is AD8551, 8 pins are arranged on the AD converter, the AD converter is connected with a No. fifteen pin of the controller through a No. six pin, and the AD converter is connected with the pressure sensor and the flow sensor through a No. three pin; the model of the pressure sensor is MIK-P300, and the model of the flow sensor is YF-2103.

4. The pump station valve monitoring system according to claim 2, wherein: the model of the GPRS communicator is SIM800C, 42 pins are arranged on the GPRS communicator, a first pin of the GPRS communicator is connected with a twenty-first pin of a controller, a second pin of the GPRS communicator is connected with a twenty-first pin of the controller, a sixth pin of the GPRS communicator is connected with a twenty-second pin of the controller, and a sixth resistor and a seventh resistor which are connected in parallel are arranged between the second pin and the sixth pin of the GPRS communicator; the GPRS communicator is connected with an SIM card through a pin fifteen, a pin sixteen, a pin seventeen and a pin eighteen, a fourth capacitor, a fifth capacitor and a sixth capacitor are respectively arranged on the pin fifteen, the pin sixteen and the pin seventeen of the GPRS communicator, and a seventh capacitor is connected on the pin eighteen of the GPRS communicator.

5. The pump station valve monitoring system according to claim 2, wherein: the model of the instruction input device is TLP290, four pins are arranged on the instruction input device, the first pin of the instruction input device is a control instruction input pin, a ninth resistor, a tenth resistor and a fourth capacitor are connected in parallel between the first pin and the second pin of the instruction input device, a fifth capacitor and an eighth resistor are connected in parallel between the third pin and the fourth pin of the instruction input device, and the third pin of the instruction input device is connected with the fourth pin of the controller.

6. The pump station valve monitoring system according to claim 2, wherein: the type of the driver is ULN2003, 16 pins are arranged on the driver, a pin I of the driver is connected with a pin thirty-eight of the controller, a pin sixteen of the driver is provided with a first electromagnetic relay, the first electromagnetic relay is provided with a first diode and a fifth resistor which are connected in parallel, and the first electromagnetic relay is connected with a valve interface.

7. The pump station valve monitoring system according to claim 2, wherein: the type of the timer is DS1302, 8 pins are arranged on the timer, a fourth capacitor and a fourth resistor are arranged between a sixth pin and a seventh pin of the timer, and the seventh pin of the timer is connected with a forty pins of the controller.