▎ 摘　　要

NOVELTY - The utility model claims an adding device of graphene agricultural compound fertilizer, comprising a compound fertilizer mixing tank; an adding device and a rotating motor; the adding device is fixed on the middle part of the composite fertilizer mixing tank upper end a bearing; the rotating motor is fixed on upper end surface of the composite fertilizer mixing tank; the adding device comprises a hopper, a connecting cylinder, a rotating gear; a feeding cavity; the surface of the upper end cylinder is fixedly connected with the lower end face of the hopper; the lower end face of the connecting cylinder is fixedly connected with the left end part of the feeding cavity upper end the hopper is connected with the feeding cavity through the connecting cylinder; the bearing is sleeved on the outer surface of the connecting cylinder below the rotating gear; the feeding cavity is located in the composite fertilizer mixing tank. The device uses a rotatable adding device, so that the compound fertilizer adding material can be uniformly added to the mixing tank to mix, reducing mixing time and improving the working efficiency.