Discharging valve of high-speed mixer

The invention relates to the technical field of emptying valves, in particular to a high-speed mixer emptying valve which comprises a valve body pipe, a plurality of driving rods, a linkage ring sleeve and a valve plate assembly, the linkage ring sleeve is slidably connected to the outer side of the valve body pipe in a sleeving mode, and the driving rods are evenly distributed on the periphery of the valve body pipe in the circumferential direction; the two ends of the driving rod are fixedly connected with the surface of the valve body pipe and the surface of the linkage ring sleeve correspondingly, and a plurality of push rods are rotationally installed at the bottom end of the linkage ring sleeve. The valve plate assembly comprises a first sliding guide plate, a main valve plate and a movable valve plate. The novel multi-clack type valve plate structure is arranged, a plurality of valve plate assemblies are used for conducting deflection movement, valve opening and closing operation is conducted under the