Continuous automatic start/stop's pneumatic type residual cake valve

The utility model discloses a continuous automatic start/stop's pneumatic type residual cake valve, including control panel, spacing support, inlet tube, the pump body and spacing room, the inside bottom of the pump body is provided with the intake antrum, and the inside bottom of intake antrum is provided with activated carbon adsorption layer, the pneumatic valve piston rod passes the studio andspacing room is connected with pneumatic board, the casing is installed on the top of air chjamber, and casing internally mounted has an air pump, the inflation inlet is installed to the bottom of air pump, and the inflation inlet extends to the inside of air chjamber. The utility model discloses a whether install gas sensor, can tracer gas reach spacing room and leak, avoid because gas leakage atmospheric pressure reduces, the unable normal use of device is through installing spacing support for pneumatic valve piston rod when motion can not offset position, through being provided with activated carbon adsorption la