▎ 摘　　要

NOVELTY - The utility model relates to the technical field of sewage purification, especially to an automatic graphene sewage purifying device, comprising a processing tank and a water inlet pipe and a water outlet pipe connected with the processing tank; the processing tank comprises a pre-processing tank and a graphene processing tank; the graphene processing tank is composed of several graphene processing tanks surrounded by layers; the graphene processing tank of each layer is provided with a first filter plate; the straight side and the corner side inner wall of the graphene processing tank are provided with a second filter plate; the pre-treatment tank at one side of the water inlet pipe is provided with a first baffle; the graphene processing tank at one side of the first baffle is provided with an opening and a second baffle; the opening is provided with a one-way valve; the graphene processing pool and the pre-processing pool are matched with each other, so that the sewage is contained in the pre-processing pool and the graphene processing pool set around the layer, prolonging the contact time of the sewage and the active carbon filter screen and the filter plate, the processing effect is good and the whole does not occupy too much area, and the cost is moderate.