ANTI-ROTATION DEVICE FOR DISTRIBUTOR INNER SHAFT STRUCTURE

An anti-rotation device for a distributor inner shaft structure comprises an upright column, a bracket fastened on the upright column, two swing arms arranged in opposite directions, and two connecting rods arranged in parallel, wherein the upright column is fixed on the ground or fixedly connected to a non-rotating base frame on a filling machine, the middle parts of the two swing arms are respectively hinged on the bracket to swing horizontally, and the end parts of the two swing arms have meshing gear teeth. The two connecting rods are located between the swing arms and an inner shaft structure of the distributor, one end of each is respectively hinged to the other end of the corresponding swing arm, and the other ends of the two connecting rods are respectively hinged to the lower part of the inner shaft structure of the distributor, and capable of swinging horizontally.