Culture medium screening device for pleurotus geesteranus planting

The utility model discloses a culture medium screening device for pleurotus geesteranus planting, which belongs to the technical field of pleurotus geesteranus planting and comprises a bottom plate, supporting columns are arranged on two sides of the upper end of the bottom plate, a motor is arranged on the upper side of one end, far away from the middle position of the bottom plate, of the supporting column on one side, and a screening roller is arranged at the output end of the motor. The material pushing assembly is arranged in the screening roller, the closing block is opened, the double-shaft lead screw is rotated through the rotary knob, the double-shaft lead screw rotates to drive the first material pushing plate and the second material pushing plate to move towards the middle position of the screening roller, the screening roller is arranged on the lower side of the double-shaft lead screw, and the screening plate is arranged on the lower side of the screening roller. The first material pushing plate