GRAIN DRYER Russian patent published in 2024 - IPC F26B17/26 

FIELD: agricultural machine building.

SUBSTANCE: invention relates 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, an unloading window, a fan, an air duct, heating elements, a transporting working element installed inside the casing and a drive. At that, the drive of the transporting working element is made in the form of a crankshaft, the transporting working element is made in the form of a keyboard conveyor, wherein when the keys vibrate, the grain during its movement periodically falls from the raised key to the neighboring lowered one, changing its position relative to the air flow, being uniformly blown by it from all sides, width of keys and distance between adjacent keys are made less than thickness of grain, heating elements are installed on lower side of 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