Suspended matter filter bag

The utility model discloses a suspended matter filter bag in the technical field of filter bags, which comprises a mounting plate and a lower filter screen, the edge of the mounting plate is fixedly welded with a clamping plate, the bottom of the mounting plate is in bolted connection with a hold-down ring, and an upper filter screen is mounted between the mounting plate and the hold-down ring. According to the utility model, the plurality of outer rings are supported by the two semicircular outer fixing plates on the mounting plate, the two outer fixing plates are convenient to surround, clamp and mount, the pressing ring is connected with the plurality of inner rings through the inner fixing plates, the plurality of outer rings form a plurality of circular rings by the two semicircular outer fixing plates, and the upper filter screen is in a wave shape; a plurality of inner rings and a plurality of outer rings are supported in a matched waveform groove of the upper filter screen in a matched manner, so that