Dust removal device capable of automatically cleaning filter screen

The invention relates to the technical field of dust removal devices, in particular to a dust removal device capable of automatically cleaning a filter screen, the dust removal device comprises a dust removal device body, a dust suction hood assembly and a dust suction air outlet, the dust suction hood assembly is fixedly mounted at the side end part of the dust removal device body, and the dust suction air outlet is formed in the upper end part of the dust removal device body; a transverse plate mechanism convenient to clean is arranged on the dust removal device body, the transverse plate mechanism comprises a dust storage box, a fixed baffle and a cleaning brush, the dust storage box is movably mounted on the inner side wall of the dust removal device body, and an air inlet cylindrical notch is formed in the side end of the dust storage box in a penetrating mode; a filter screen is fixedly installed on the inner side wall of the dust storage box and located below the dust collection air outlet. According t