Performance of the working principle of the stop valve

Open the valve, start the motor to drive the oil pump to rotate, and the hydraulic oil via the filter, the oil pump, the one -way valve, and the manual cut -off valve to enter the storage tank until the rated pressure is stopped.
The valve is closed, the power supply of the solenoid valve is cut off, the pressure oil in the energy storage tank enters the front of the oil cylinder, and the piston rod is returned. Return the fuel tank and implement the valve closing valve according to the pre -adjusted control program.
Stop any position. During the process of turning on or closing the butterfly valve, cut off the oil back of the oil cylinder, and the butterfly board stops at any position.
The electric oil pump directly supplys pressure oil and the butterfly valve, cut off the pressure oil in the storage tank, and close the manual form on the manual form J1, J2. Start the pressure oil of the motor and oil pump into the back end or front of the oil cylinder. Open and close the butterfly valve.