Dust removal device for removing non-hydrophilic substances in dusty gas

The invention discloses a dust removal device for removing non-hydrophilic substances in dusty gas, and aims to provide a dust removal device which can reduce water consumption and separate and removethe non-hydrophilic substances in the dusty gas. The dust removal device comprises a box body provided with an air inlet chamber therein, a dehydration plate arranged at the upper part in the box body, an air outlet pipe arranged at the upper end of the box body, a fan of which the inlet end s connected with the air outlet pipe, a silencer arranged at the air outlet end of the fan, and a blow-offpipe arranged at the lower part of the box body; the lower part in the box body is a water storage cavity, and the upper part is an air purification cavity; the lower part of the air inlet chamber communicates with the water storage cavity through an S-shaped channel; the dust removal device further comprises at least one overflow box arranged at the lower part of the side wall of the box body, and an auxiliary water tank