Grit chamber

The utility model belongs to the technical field of sewage treatment, discloses a grit chamber, and aims to solve the problems that in the prior art, in order to increase the flowing length of water flow in the grit chamber, a partition plate type grit chamber appears, the flowing length of the water flow is increased through a partition plate, and a certain area can be saved; according to the technical scheme, the grit chamber is divided into a plurality of areas, so that the removal of particle impurities at the bottom of the grit chamber is more complicated than that of a common grit chamber, the grit chamber comprises a grit chamber tank body, three partition plates are arranged in the grit chamber tank body, and the bottoms of the partition plates are fixedly mounted in the grit chamber tank body. By means of the device, particle impurities can be gathered in the sedimentation tank, subsequent cleaning of the particle impurities is facilitated, meanwhile, the circulation path of sewage can be increased,