CN204961264U - Automatic novel intelligence control system that sails upstream of water pump - Google Patents

Abstract

A new intelligent control system for automatic water supply of water pumps, including a programmable logic controller, a liquid level gauge, a pressure relief valve, a time relay, and a water pump, wherein the liquid level gauge, pressure relief valve, time relay, water pump and programmable logic control The programmable logic controller logic sequence controls the liquid level gauge, the pressure relief valve, the time relay, and the water pump, and the programmable logic controller receives the signals of the liquid level gauge and the pressure relief valve in real time; the liquid level gauge is set in the water tank , the pressure relief valve is set on the water pump, and the time relay communicates with the water pump. The system of the utility model realizes automatic intelligent control, analyzes the safety of the water pump and the operation characteristics of the water supply according to the working characteristics of the water supply pump, realizes reasonable control logic, and realizes the remote automatic operation of the water pump. There is no need for human participation in the operation, which saves manpower; and remote monitoring is carried out according to the on-site liquid level signal, which improves the service life and work efficiency of the pump, and at the same time reduces energy consumption and saves water resources.

Description

A new intelligent control system for automatic pumping of water

technical field

The utility model relates to an intelligent control system, in particular to a novel intelligent control system for automatic water supply by a water pump.

Background technique

For water supply equipment, intelligent control is extremely important. If intelligent control cannot be realized, the normal operation and life of the equipment will be affected. If the water tank (tank) is full and the water pump continues to supply water, it will not only damage the water pump , and waste water resources. Working with pressure for a long time will also have a great impact on the life of the pump.

With the development of intelligent control, automatic water supply equipment can realize intelligent application through reasonable logic control. However, the intelligence of the water pump water supply system in the past is insufficient, and it is necessary to optimize the control of the existing water pump water supply system. Realize automatic intelligent control.

Utility model content

In view of the problems existing in the above-mentioned prior art, the purpose of this utility model is to provide a new type of intelligent control system for automatic water supply of water pumps, which intelligently controls the water pumps according to the water supply operation characteristics of the water pumps, effectively protects the water pumps, and saves water resources.

In order to realize above-mentioned utility model purpose, the technical scheme that the utility model adopts is as follows:

A new intelligent control system for automatic water supply of water pumps, including a programmable logic controller, a liquid level gauge, a pressure relief valve, a time relay, and a water pump, wherein the liquid level gauge, pressure relief valve, time relay, water pump and programmable logic control The communication connection of the device, the logic sequence of the programmable logic controller controls the liquid level gauge, the pressure relief valve, the time relay, and the water pump, and the programmable logic controller receives the signals of the liquid level gauge and the pressure relief valve in real time;

The liquid level gauge is arranged in the water tank, the pressure relief valve is arranged on the water pump, and the time relay communicates with the water pump.

Further, the liquid level gauge monitors the liquid level of the water tank, and transmits the liquid level signal to the programmable logic controller.

Furthermore, the pressure relief valve relieves the pressure of the water pump to ensure safe operation of the water pump.

Further, the pressure relief valve monitors the pressure of the water pump and transmits an alarm signal to the programmable logic controller.

Further, the time relay controls the stop of the water pump with a time delay.

Further, the programmable logic controller controls the start and stop of the water pump.

Further, the liquid level gauge is a float level gauge.

The new intelligent control system for automatic water supply of water pumps provided by the utility model controls and optimizes the existing water pump water supply systems to realize automatic intelligent control: according to the working characteristics of water supply pumps, the safety of water pumps and the characteristics of water supply operation are analyzed , to achieve a reasonable control logic, can realize the remote automatic operation of the pump. There is no need for human participation in the operation, which saves manpower; and remote monitoring is carried out according to the on-site liquid level signal, which improves the service life and work efficiency of the pump, and at the same time reduces energy consumption and saves water resources.

Description of drawings

Fig. 1 is the structural representation of the novel intelligent control system of water pump automatic water supply of the present utility model;

Fig. 2 is a control logic flow chart of the new intelligent control system for automatic water supply of the water pump of the utility model.

detailed description

In order to make the purpose, technical solutions and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the embodiments and accompanying drawings. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

The utility model provides a novel intelligent control system for automatically filling water pumps, as shown in Figure 1, including a programmable logic controller (PLC) 1, a liquid level gauge 2, a pressure relief valve 3, a time relay 4, and a water pump 5, wherein The position meter 2, the pressure relief valve 3, the time relay 4, and the water pump 5 are connected to the programmable logic controller 1 by communication. The programmable logic controller 1 can control the liquid level gauge 2 , the pressure relief valve 3 , the time relay 4 , and the water pump 5 in a logical order, and receive signals from the liquid level gauge 2 and the pressure relief valve 3 .

The liquid level gauge 2, as the monitoring unit of the new intelligent control system for automatic water supply of the water pump, is arranged in a water tank or a water tank (not shown) to monitor the liquid level of the water tank or water tank, and transfer the monitored liquid level to the water tank in a point-to-point manner. The bit signal is transmitted to the programmable logic controller 1 in real time. When the liquid level of the water tank or water tank exceeds the upper limit, the liquid level gauge 2 will alarm and transmit the alarm signal to the programmable logic controller 1 . In a preferred embodiment, the liquid level gauge 2 adopts a float level gauge, which is set in a water tank or a water tank at the water point, and installed on the top of the water tank or water tank through a connecting flange.

The pressure relief valve 3 is arranged on the water pump 5, which can relieve the pressure of the water pump 5 and effectively ensure the safe operation of the water pump 5. The pressure relief valve 3 can monitor the pressure of the water pump 5, and when the pressure of the water pump 5 exceeds the set pressure, an alarm signal is generated, and the alarm signal is transmitted to the programmable logic controller 1 in a point-to-point manner. When the water pump 5 is overpressured, the relief valve 3 is opened to protect the water pump 5 from overpressured work.

The time relay 4 is communicatively connected to the water pump 5 and is an automatic switch device for realizing the delay control of the water pump 5 . The time relay 4 can control the stop of the water pump 5 with a time delay, and realize the maximum utilization rate of the water pump 5 through the time delay control, and can effectively save water resources. The time relay 4 is a relay controlled by time, and the time of the time relay 4 can be adjusted according to the volume of the on-site water tank or water tank.

Programmable logic controller 1 is a sequence control unit based on time as a control node, and is a logic control unit of the new intelligent control system for automatic water supply of water pumps of the present invention. As a control core, it completes all sequences, interlocks, protection and Process control.

The programmable logic controller 1 receives the signals of the on-site liquid level gauge 2 and the pressure relief valve 3 in real time, and performs point-to-point communication control on the liquid level gauge 2 and the pressure relief valve 3. The control of the liquid level of the tank (or tank) provides guarantee for the safe operation of the water pump 5, and controls the start and stop of the water pump 5, thereby realizing remote automatic water supply.

The programmable logic controller 1 monitors the pressure alarm signal of the pressure relief valve 3. When the pressure alarm signal is detected, it controls the pressure relief valve 3 to automatically open in a point-to-point manner, effectively protecting the water pump 5 and avoiding the overpressure operation of the water pump 5, thereby Problems such as aging and damage of the water pump 5 caused by the overpressure operation of the water pump 5 are avoided, thereby prolonging the service life of the water pump 5 .

The programmable logic controller 1 calculates the water supply time of the water pump 5 according to the volume of the water supply tank or the water tank, and adjusts the time of the time relay 4 . According to the time control logic of the water pump 5, the programmable logic controller 1 can avoid the repeated start and stop of the water pump 5 through the time delay control of the time relay 4, combined with the liquid level signal transmitted by the liquid level gauge 2 in real time, thus saving energy consumption and prolong the service life of the water pump 5. Like this, can make water pump 5 run reasonably for a long time, when water tank or water tank is full, stop water pump 5 operation in time, no longer water supply, avoid the waste of water resource.

The programmable logic controller 1 analyzes the safety of the water pump 5 and the operation characteristics of the water supply according to the working characteristics of the water supply pump 5, realizes reasonable control logic, and controls the new intelligent control system of the automatic water supply of the water pump step by step, so as to realize the operation of the water pump. 5 remote automatic operation. The control logic flow chart 100 of the new intelligent control system for automatic water supply of the water pump of the utility model is shown in FIG. 2 .

In frame 101, the control logic starts; in frame 102, the programmable logic controller 1 performs program initialization; in frame 103, the programmable logic controller 1 receives the liquid level signal transmitted from the liquid level gauge 2, and judges the liquid level Whether the potentiometer 2 is high alarm, if yes, the control logic continues to block 104, if not, the control logic continues to block 107. In block 104 , the programmable logic controller 1 controls the water pump 5 to stop running, and the control logic continues to block 105 . In frame 105, judge whether time relay 4 delays 30 seconds, if not, control logic continues to frame 106, if so, then control logic returns to frame 102, in frame 102 programmable logic controller 1 carries out program initialization again . In block 106, the control logic ends. In box 107 the programmable logic controller 1 controls the water pump 5 to start running and the control logic continues to box 108 . In frame 108, the programmable logic controller 1 judges whether the pressure relief valve 3 is alarming, if yes, the control logic continues to frame 104, if not, then the control logic goes to frame 106, and in frame 106 the control logic ends.

The novel intelligent control system for automatic water supply of the water pump of the utility model has a high degree of intelligence, realizes automatic and stable operation, and realizes remote automatic operation of the water pump 5 . No need for human participation in the operation, which saves manpower; and remote monitoring is carried out according to the liquid level signal on site to improve the service life and work efficiency of the water pump 5, and at the same time reduce energy consumption and save water resources; and an automatic pressure relief device is installed to effectively ensure The safety of water pump 5 is guaranteed. According to the water supply operation characteristics of the water pump 5, the control mode of automatic judgment delay is carried out, and it has perfect fault alarm and water pump protection functions.

The new intelligent control system for automatic water supply of water pumps of the utility model can realize the intelligent control of multiple water pumps 5 at the same time. By connecting the same number of liquid level gauges 2 , pressure relief valves 3 , time relays 4 and water pumps 5 to the same programmable logic controller 1 , remote automatic operation of multiple water pumps 5 can be realized.

The above-mentioned embodiments only express the implementation manner of the present utility model, and its description is relatively specific and detailed, but it should not be interpreted as limiting the patent scope of the present utility model. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention.

Claims (7)

1. a water pump automatic loading water New Intelligent Control System, it is characterized in that, comprise programmable logic controller (PLC), level meter, Decompression valves, the time relay, water pump, wherein, described level meter, Decompression valves, the time relay, water pump and described programmable logic controller (PLC) communicate to connect, described programmable logic controller (PLC) logical order controls described level meter, Decompression valves, the time relay, water pump, the signal of level meter, Decompression valves described in described programmable logic controller (PLC) real-time reception;

Described level meter is arranged in water pot, and described Decompression valves is arranged on described water pump, and the described time relay communicates to connect described water pump.

2. water pump automatic loading water New Intelligent Control System according to claim 1, it is characterized in that, the liquid level of described water pot monitored by described level meter, and liquid level signal is transferred to described programmable logic controller (PLC).

3. water pump automatic loading water New Intelligent Control System according to claim 1, is characterized in that, described Decompression valves makes described water pump pressure release, ensures the safe operation of described water pump.

4. water pump automatic loading water New Intelligent Control System according to claim 1, it is characterized in that, the pressure of described water pump monitored by described Decompression valves, and alarm signal is transferred to described programmable logic controller (PLC).

5. water pump automatic loading water New Intelligent Control System according to claim 1, is characterized in that, described time relay time delays ground controls the stopping of described water pump.

6. water pump automatic loading water New Intelligent Control System according to claim 1, is characterized in that, the startup of water pump described in described programmable logic controller (PLC) controls, stopping.

7. water pump automatic loading water New Intelligent Control System according to claim 1, it is characterized in that, described liquid level counts floating ball lever meter.