GRAIN DRYING DEVICE Russian patent published in 2024 - IPC F26B17/26 

FIELD: agriculture; machine building.

SUBSTANCE: invention relates to agricultural machine building, in particular, to grain drying devices. Grain drying device comprises a rectangular cross-section casing, the surface of which is coated with a layer of heat-insulating material, a loading bin, discharge window, a fan, an air duct, heating elements installed inside the air duct, a transporting working element installed inside the casing and a drive, according to the invention, the transporting working element is made in the form of a keyboard conveyor, wherein the width of the keys and the distance between adjacent keys are smaller than the thickness of the grain, wherein during the movement of the keys, the grain during its movement periodically falls from the raised key to the neighbouring lowered one, changing its position relative to the air flow, being uniformly blown by it from all sides, on the outer side of the outermost keys of the transporting working element along their whole length there are sides installed, the upper part of the casing is made perforated, and the air duct is installed in the lower part of the casing.

EFFECT: quality of grain drying is improved.

1 cl, 2 dwg