Sludge receiving tank for sludge treatment

The utility model discloses a sludge receiving tank for sludge treatment, which belongs to the technical field of sludge treatment and comprises a receiving tank, an opposite-direction rotating shifting part and a rotary stirring component, the receiving tank is provided with a preset cavity, and the receiving tank is divided into an upper cavity and a lower cavity by a support screen between inner walls; the opposite rotating stirring piece rotates between the two ends of the upper cavity of the receiving tank and is used for stirring sludge entering the receiving tank; the rotary stirring assembly rotates between the two ends of the lower cavity of the receiving tank and fully stirs and disperses the sludge filtered by the supporting screen; the rotary stirring assembly and the opposite-direction rotary stirring assembly synchronously rotate through the rotary driving assembly, sludge entering a sludge tank can be preliminarily screened, after large impurities are screened out, the sludge entering the sludg