Heavy residue sewage filter

The invention discloses a heavy residue sewage filtering machine, and particularly relates to the technical field of sewage filtering, the heavy residue sewage filtering machine comprises a filtering machine body, the filtering machine body comprises a tank body, an upper cover, a main shaft, a filtering disc assembly, a net washing device, a sealing device, a transmission device and the like. The upper cover is arranged on the upper end face of the tank body, the main shaft is arranged in the tank body, the filter disc assembly is arranged in the tank body and fixed on the main shaft, the net washing device is fixedly installed on the tank body, a net washing branch pipe of the net washing device extends into the upper cover through an opening of the upper cover, and the sealing device is arranged on the main shaft. The transmission device is arranged on one side of the outer wall face of the tank body, a pulp inlet tank and a pulp outlet tank are sequentially arranged on the side face of the tank body, and a deslagging device is arranged at the bottom of the tank body. Compared with a traditional device, the device has the advantages of being high in automation degree, capable of achieving centralized remote control, easy, convenient and reliable to operate, convenient to install, small in occupied area, low in energy consumption, high in yield, high in safety and the like, and the requirement for large-scale production of modern enterprises can be well met.