Sewage self-flushing filtering device

The utility model discloses a sewage self-flushing filtering device, which belongs to the technical field of sewage filtering equipment, and solves the problems that a cleaning mechanism with a brush head is used in the prior art, the damage to a filter element is large, the energy consumption is high, and the pollution discharge needs to be manually operated, the sewage self-flushing filtering device comprises a tank body, and the filter element is fixedly arranged in the tank body; a blocking device is arranged in the tank body, an electromagnetic valve is fixedly arranged at the bottom of the tank body, the blocking device is connected with the electromagnetic valve, a water outlet pipe is fixedly arranged on one side of the tank body, a pressure monitoring system is connected to one side of the water outlet pipe, and the pressure monitoring system is connected with the electromagnetic valve. According to the utility model, high-pressure acceleration is carried out on sewage through the blocking device, so