Bag-type dust collector

The bag-type dust remover comprises a dust remover body and an ash bucket which are fixedly connected, and a dust removal filter bag and a filter cylinder which are split, the dust removal filter bag is sleeved on the outer side of the filter cylinder, a mounting plate is arranged in the dust remover body, a fixed cylinder is arranged on the surface of the bottom of the mounting plate, a fixed circular plate is arranged at the bottom end of the fixed cylinder, and the fixed circular plate is fixedly connected with the ash bucket. A positioning cylinder is arranged in the center of the surface of the bottom of the fixed circular plate, a split pressing cover plate is arranged at the top end of the filter cylinder, and a first mounting ring is arranged on the surface of the top of the pressing cover plate; the pressing cover plate and the filter cylinder clamp the round edge of the top end of the dust removal filter bag, the dust removal filter bag is simple in fixing mode, the filter cylinder is rotated to rem