Dust removal device with explosion-proof structure for large cyclone powder spraying room

The utility model belongs to the technical field of large-cyclone powder spraying rooms, and particularly relates to a dust removal device with an explosion-proof structure for a large-cyclone powder spraying room, which comprises a powder spraying room main body, a top plate is fixedly mounted on the inner side of the top of the powder spraying room main body, and the outer wall of the top of the top plate is fixedly connected with a powder transmission pump assembly. A motor is arranged on the inner side of the top of the top plate and located at the front end of the powder conveying pump assembly. An outer ring is arranged at the bottom of the top plate, an inner ring is arranged on the inner side of the outer ring, a rotating gear is meshed with the inner side of the inner ring, and a connecting rod is fixedly connected to the outer wall of the bottom of the inner ring. The dust collector at the bottom of the inner ring can move at a constant speed along the interior of the powder spraying room, powder in