Potassium permanganate feeding device for water plant treatment

The utility model belongs to the technical field of water treatment dosing equipment, in particular to a potassium permanganate dosing device for water plant treatment, which is characterized in that the bottom of a feed hopper is fixedly connected with a transition box, a feed pipeline communicated with the feed hopper is arranged in the transition box, a sliding chute is arranged in the transition box, and the feed pipeline is communicated with the feed hopper. A sliding groove is formed in the transition box, a check block corresponding to the feeding pipeline is connected into the sliding groove in a sliding mode, a damping rod is fixedly connected between the inner side wall of the sliding groove and the check block, a reset spring arranged on the damping rod in a sleeving mode is fixedly connected between the inner side wall of the sliding groove and the check block, and a power device for moving the check block is arranged on the transition box. The bottom of the transition box is provided with an auxi