Pulse back flushing type flow-aiding rotary valve

The utility model relates to the technical field of rotary valves, in particular to a pulse blowback type flow-aiding rotary valve, which is characterized in that a discharge end is arranged at the upper end of a valve body, a feed end is arranged at the lower end of the valve body, connecting bearings are mounted in the middles of two sides of the valve body, and sealing components are mounted on two sides of the valve body and positioned on a rotary shaft. A connecting cylinder is installed on the outer side of the valve body and located on one side of one sealing assembly, a motor is installed on one side of the connecting cylinder, an air bellow is installed at one end of the connecting cylinder, and a blowing fan is installed in the air bellow. The device is simple in structure and novel in design, the inner wall of the valve body is purged through the arrangement of the blowing fan, the air channel and the flow-aiding nozzle, then stable air pressure and normal discharge of materials in a system are ens