Master batch production smoke removal hood mechanism

The utility model relates to the technical field of master batch production, in particular to a smoke removal hood mechanism for master batch production, which comprises an outer box body arranged above a cooling tank and a smoke collection hood arranged in the outer box body, a top plate is fixedly mounted at the upper end in the outer box body, and symmetrically distributed fixing rings are mounted on the top plate and are used for mounting an exhaust fan; the exhaust fume collecting hood is in an inverted-T shape, the two sides and the lower end of the exhaust fume collecting hood are open, the upper end of the exhaust fume collecting hood is provided with a fume outlet aligned with the clamping ring, a plurality of baffles are installed on the exhaust fume collecting hood in a sliding mode through the openings in the two sides, and a dirt collecting plate is installed on the exhaust fume collecting hood in a sliding mode through the opening in the lower end. And two filter screens are mounted at the top e