Carbon dioxide rectifying tower with self-cleaning structure

The invention discloses a carbon dioxide rectifying tower with a self-cleaning structure, and belongs to the technical field of carbon dioxide rectification, an atomization mechanism is mounted at the top of a supporting plate, a gear ring is rotatably arranged between a mounting seat and a mounting inner ring, and a plurality of groups of overturning cylinders are rotatably arranged on the mounting seat and the mounting inner ring; a plurality of groups of atomization tipping buckets are arranged on the outer wall of the overturning cylinder at intervals; multiple groups of connecting plates are arranged on the inner wall of the mounting inner ring, a rotating shaft is arranged at the output end of the atomizing motor, and a swing arm is arranged at the bottom of the rotating shaft; the cleaning mechanism comprises a ratchet gear arranged in the rotating cavity, and the lower portion of the ratchet gear is fixedly connected with a scraping plate. When the atomization motor is started, the swing arm intermitt