Rapid drying and screening device for soil detection

The utility model relates to the technical field of soil detection, in particular to a quick drying and screening device for soil detection, which avoids soil sample pollution, is high in drying speed, can automatically and quickly screen a soil sample and crush the soil sample into fine particles for subsequent test, and is high in equipment practicability. Comprising a box body, a box door, a handle, an observation window, an air inlet, an air pump, an air pump motor, a heater, a heating box, an air outlet and a tray, the multi-layer activated carbon layer and the filtering layer are installed at the output end of the air inlet, and the low-speed fan is rotationally installed at the top of the cavity of the box body; the screening device comprises a rotating base, a driving motor, a plurality of groups of tray riding wheels, a central rotating shaft pipe, a central rotating shaft, a rotating shaft upper gear, a rotating shaft lower gear, a screening box, a soil stirrer, a soil stirrer gear, a coarse screen,