Greenhouse irrigation device based on mobile terminal

The utility model discloses a greenhouse irrigation device based on a mobile terminal, a solenoid valve, a flow sensor and a pressure sensor are arranged on a water delivery pipeline, the solenoid valve is connected with a water controller, and the solenoid valve is used for controlling water flow of the water delivery pipeline; the water controller is connected with a 485 collector and is used for controlling the electromagnetic valve to drain water and turn off water; the 485 collector is connected with a server side, and the 485 collector is used for data communication between the water controller and the server side; the flow sensor and the pressure sensor are connected with a PLC control unit, and the flow sensor is used for counting the water flow of the water conveying pipeline; thepressure sensor is used for detecting water flow pressure of the water pipeline; wherein the PLC control unit is connected with the server side, the PLC control unit is connected with a leaf surfacehumidity sensor, and the l