Multi-layer drying oven structure

The utility model discloses a multilayer drying oven structure, which relates to the technical field of food production and comprises a drying oven shell and a pushing unit. A drying cavity and a mounting cavity are formed in the drying oven shell, supporting plates are arranged in the drying cavity at equal intervals, the pushing units are arranged on the supporting plates, trays are placed on the pushing units, and a thermal circulation unit is arranged in the mounting cavity and communicated with the drying cavity. The utility model has the beneficial effects that the motor, the rotating shaft, the driving bevel gear and the driven bevel gear drive the screw rod to rotate, and the screw rod drives the mounting seat and the tray to reciprocate through the sliding block, so that food on the tray is shaken, and the food on the tray is prevented from being adhered to the tray without moving for a long time; the influence on the appearance of the food and the collection of the baked food due to the adhesion of