The utility model discloses a sewage filtering appts relates to filtration equipment technical field, including setting up the rectangular frame on wastewater discharging pipe says, be equipped with aplurality of intercrossing's organizine and tram in the frame, organizine and tram are movable the connection with the frame. Utilize the utility model discloses the debris interception in to sewageor the dirty discharge system of mud of well intercrossing's organizine and tram is dismantled organizine and tram during the clearance from the frame, debris, twister can drop naturally, clears up after the completion to reuse on installing the frame through, tram again. Utilize the utility model discloses can make in sewage, the mud system debris especially cotton -shaped debris winding grid ormesh sieve subnet can not clear up situation can easily clear away, the while can also be used repeatedly, has improved utilization ratio and filter effect, has reduced the running cost.