Dust removal device for inner wall of annular chamber

The utility model discloses an annular chamber inner wall dust removal device which aims to replace manual work and improve operation efficiency and safety. The bamboo joint pipe cleaning device comprises a brush, a pneumatic chipping hammer nozzle, collecting cloth, a guide stand column, a guide nut, a universal lifting pedestal, an air compressor, a bamboo joint pipe nozzle, a fixing seat and a fixing frame. The fixing frame comprises an annular steel plate and a connecting rod; the annular steel plate comprises an inner ring, an outer ring and ribs; the upper and lower annular steel plates are fixed through connecting rods and nuts; the rear end of the pneumatic chipping hammer nozzle is an air inlet, and the front end of the pneumatic chipping hammer nozzle is provided with a plurality of small air outlets; a threaded hole convenient to mount is formed in the pneumatic chipping hammer nozzle shell; the front ends of the pneumatic shovel nozzles face outwards and are uniformly distributed along the lower s