GRAIN DRYER Russian patent published in 2025 - IPC F26B17/26 

FIELD: agriculture; machine building.

SUBSTANCE: invention relates to agricultural machine building, in particular, to grain drying devices. In a grain drying device, comprising a rectangular cross-section casing, the surface of which is coated with a layer of heat-insulating material, a loading bin, unloading window, fan, air duct, heating elements, transporting working element installed inside the casing and oscillating motion drive. Transporting working element is made in the form of a keyboard conveyor, and when the keys oscillate, the grain during its movement periodically falls from the raised key to the neighbouring lowered one, changing its position relative to air flow, evenly blowing it from all sides, width of keys and distance between adjacent keys are made less than thickness of grain, heating elements are installed on the lower side of the keys, and on the outer side of the extreme keys of the transporting working element along their entire length there are boards installed, at the same time the air duct is installed in the lower part of the casing.

EFFECT: higher quality of grain drying.

1 cl, 2 dwg