Hydraulic engineering impeller based on high-speed centrifugal magnetic pole cutters

The invention discloses a hydraulic engineering impeller based on high-speed centrifugal magnetic pole cutters and relates to the technical field of hydraulic engineering. The hydraulic engineering impeller based on the high-speed centrifugal magnetic pole cutters comprises a wheel body, a center shaft body, an outer ring sleeve shaft and an impeller body, wherein the outer ring sleeve shaft is installed on the outer side of the center shaft body, and the center shaft body and the outer ring sleeve shaft are rotationally connected with the wheel body through a connecting frame. The outer sideof the outer ring sleeve shaft is fixedly connected with a rotating base, the outer side of the rotating base is rotationally connected with retracting and extending internal cutting smashing cutters,containing inner grooves are formed at the positions, located on the inner sides of the retracting and extending internal cutting smashing cutters, of the outer portion of the outer ring sleeve shaft, and retracting and reset