Decontamination device in fishing net airing process

The invention discloses a decontamination device in a fishing net airing process. The device comprises an airing bracket, symmetrically distributed supporting pieces are arranged on the airing bracket in a sliding manner, first driving pieces for driving the supporting pieces to slide are fixed at two ends of the airing bracket, fixed brackets are arranged on the supporting pieces in a sliding manner, second driving pieces used for driving the fixed brackets to move back and forth in the horizontal direction are fixed to the supporting pieces, fixing pieces used for fixing the side edges of a fishing net are arranged on the fixed brackets in a sliding mode, third driving pieces used for driving the fixing pieces to move up and down are fixed to the fixed brackets, decontamination pieces distributed in an array mode are rotationally arranged on the airing bracket, the decontamination pieces are located between the supporting pieces, and a fourth driving piece used for driving the decontamination pieces to rota