DEVICE FOR GRAIN VENTILATION Russian patent published in 2020 - IPC A01F25/08 

FIELD: agriculture.

SUBSTANCE: invention relates to the agriculture. Disclosed is a device for grain granulation in a granary, comprising a floor-mounted horizontally mounted perforated tubular structure with vertical perforated tubular elements installed on air tees, connected to fan through air supply pipes. Tubular structure and tubular element are made telescopic. Horizontal inlet and outlet branch pipes of air tee are perforated and provided with support legs. In the inner cavity of the inlet pipe of the tee there is an arched spring-loaded air flap connected by a cable, the free end of which is brought out through the inner cavity of the tubular structure outside the grain layer. In the tee outlet pipe a flat air choke is installed with possibility of vertical movement. Tubular structures are located in the grain storage area in parallel rows.

EFFECT: device provides high efficiency during grain ventilation.

4 cl, 6 dwg