Anti-blockage water pump joint for sewage treatment

The utility model relates to an anti-blockage water pump joint for sewage treatment. The anti-blockage water pump joint for sewage treatment comprises a joint body, wherein the joint body is movably clamped and arranged at the water inlet end of a water pump through a locking device, a sleeve ring is arranged on the top of the joint body, the inner side surface of the joint body is uniformly and vertically provided with a plurality of vertical rods along the circumference, the top end of each vertical rod is respectively and fixedly connected with the inner side of the sleeve ring, the bottom end of each vertical rod is respectively connected with a filtering device horizontally arranged at the bottom of the joint body, an annular flange is horizontally arranged on the inner wall of the joint body arranged under the filtering device along the circumference, and the filtering device is movably clamped and arranged on the annular flange of the inner wall of the joint body. The anti-blockage water pump joint for sewage treatment has the advantages that the structure is simple, the mounting and the dismounting are convenient, insoluble salts such as calcium carbonate and magnesium carbonate contained in sewage are effectively filtered and are prevented from being deposited onto impellers and the inner wall of a pump body, the normal work of the water pump is ensured, the service life of the water pump is prolonged, and the problems in the prior art are solved.