Filtering mechanism of sewage treatment device

The utility model discloses a filtering mechanism of a sewage treatment device. The filtering mechanism comprises a bottom plate, the first filter plate, the first sealing cover, the air outlet pipe,the first motor, the fan, the positioning block, the activated carbon filter layer, the second filter plate, the anthracite filter material, the water pump, the first water pipe and the second water pipe are matched for use; the second filter plate is matched with the bituminous coal filter material; the pungent smell is filtered for the first time; the fan and the activated carbon filter layer are matched for use; the pungent smell can be secondarily filtered; therefore, the effect of filtering pungent smell is achieved; the utility model discloses a filtering mechanism of a sewage treatmentdevice. According to the sewage treatment device, the problem that the surrounding environment and an operator are influenced to a certain extent due to the fact that most of sewage is directly pouredinto a filtering device to