Printing and dyeing wastewater circulating treatment system

The invention relates to a printing and dyeing wastewater circulating treatment system, which belongs to the technical field of wastewater treatment, and comprises an upper box body and a lower box body, the bottom of the upper box body is fixedly connected with a connecting pipeline communicated with the lower box body, and the bottom of the lower box body is fixedly connected with a conveying pipeline communicated with the top of the upper box body; the top of the upper box body is fixedly connected with a water inlet pipeline, and the bottom of the lower box body is fixedly connected with adrainage pipeline; a rotating rod with the tail end penetrating through the upper box body and rotationally connected with the top of the lower box body is rotationally connected into the upper box body, a plurality of blades are fixedly connected to the side wall of the rotating rod, a plurality of partition plates distributed up and down are fixedly connected into the lower box body, and activated carbon layers are arr