▎ 摘　　要

NOVELTY - The utility model model relates to the technical field of sewage purification, and claims a graphene for purifying and treating sewage, comprising a pre-treatment tank, wherein the pre-treatment tank is provided with a plurality of graphene processing tank, a plurality of baffles are set between the pre-treatment tank and the graphene processing tank, between the pretreatment tank and the graphene processing tank is provided with a plurality of active carbon filter screen, the upper side wall of the active carbon filter screen is fixedly connected with a working box, the side wall of the left and right two sides of the working box are rotatably connected with a threaded rod through the bearing, the upper side wall of the working box is fixedly connected with a motor, the output end of the motor passes through the side wall of the working box and is fixedly connected with a driving bevel gear, the outer fixing sleeve of the screw rod is provided with a driven bevel gear. The graphene water purifying processing device can use one end time after the active carbon filter screen, automatically washing the two sides of the active carbon filter screen, cleaning the residue in the active carbon filter screen gap, ensuring the filter efficiency of the active carbon filter screen.