Rotary kiln head high-precision feeding device for treating solid waste

The utility model relates to the technical field of rotary kilns, in particular to a rotary kiln head high-precision feeding device for treating solid waste, which comprises a feeding hopper and a feeding groove, a hydraulic push rod is arranged in the feeding groove, a piston head of the hydraulic push rod is arranged in the feeding groove, and a feeding bin is further connected between the feeding hopper and the feeding groove. Two sets of plate valves are installed on the feeding bin at different heights, the valve opening directions of the two sets of plate valves are opposite, and an expansion joint is further installed between the two sets of plate valves. Two groups of plate valves are connected between the feed hopper and the feed chute, during feeding, the plate valve at the upper part is firstly opened, then materials are fed from the feed hopper and fall into the plate valve at the lower part, the plate valve at the upper part is closed, at the moment, the feed channel and the external environment