Dust remover for tail gas denitration treatment

The utility model provides a dust remover for tail gas denitration treatment, which belongs to the technical field of tail gas treatment and comprises a dust removal box body, a mounting plate, a dust removal cloth bag and a blocking flow guide structure, an exhaust cavity, a dust removal cavity and a dust collection cavity are formed in the dust removal box body, and a first connecting hole, a second connecting hole and a third connecting hole are formed in the outer side of the dust removal box body; a plurality of air outlet holes are formed in the mounting plate, the dust collecting bag is fixedly connected with the mounting plate, and an upper end opening is communicated with the air outlet holes; the blocking flow guide structure comprises a plurality of vertical plates and a filter screen, the vertical plates are sequentially arranged in the width direction of the dust removal cavity, the filter screen is arranged close to the second connecting hole, and the filter screen is fixedly connected with the