SHAFT-TYPE AIR-SLIDE DRIER Russian patent published in 2016 - IPC F26B17/14 

FIELD: agriculture; machine building.

SUBSTANCE: higher efficiency of the drier and simplified design. In a shaft air-duct dryer there are drying boxes with load-carrying perforated partitions, wall of each drying duct is bent at the height of 100…200 mm from the perforated load-carrying partition over its entire length and forms a pocket with inclination angle of side wall of 35…50° vertically and 5…15° horizontally. Dryer consists of two shaft located mirrors with a gap L between walls of the pockets for removal of used air pockets ducts one level are opposed, end space between the columns is closed with a blind walls and inclined walls lower pockets are shield to form tight chamber for removal of exhaust air, which is connected by confuser in its upper part with a system of cleaning and recycling of waste air.

EFFECT: higher efficiency of the drier, and also simplifies the design and higher reliability of the process.

1 cl, 3 dwg