Automatic high-pressure diaphragm device for filter pressing

The utility model relates to a high-pressure diaphragm device, in particular to an automatic high-pressure diaphragm device for filter pressing, which comprises a box component, an inflating component and a plurality of filter components, the inflating component is arranged at the bottom of the box component, the filter components are arranged inside the box component, one end of the inflating component is inserted into the bottom ends of the filter components, and the other end of the inflating component is inserted into the box component. The filtering assembly comprises a shell, a hanging ring, an energy converter, a material conveying pipe, a water conveying pipe, a conduction piece and a filtering bag, the conduction piece is embedded into the inner wall of the side face of the shell through a bolt, the energy converter is installed on one side of the outer wall of the top of the shell through a bolt and makes contact with the conduction piece, and the material conveying pipe and the water conveying pipe