GRAIN DRYING DEVICE Russian patent published in 2012 - IPC B02B5/00 

FIELD: process engineering.

SUBSTANCE: invention relates to agricultural machine building, particularly, to grain driers. Proposed device comprises casing with its surface coated by heat-insulating material to accommodate conveyor, loading bin, discharge opening, heating elements arranged between loading bin and discharge opening, cooling device made up of fan and air duct. Casing features rectangular cross section while conveyor is made up of endless chain with scrapers. Said scrapers are made up of rectangular plates arranged in line and symmetry about conveyor axis. One of said plates is arranged at blunt angle to conveying direction while another plate is fitted at sharp angle. Rectangular holes are made in said plates. Hole in first plate of each pair of plates is made at the right side in conveying direction at maximum distance from conveyor axis while that in second plate is arranged at the left side and at maximum distance from conveyor axis. Plate is mounted horizontally inside said case with heating elements secured to its lower side. Top flight of the chain with scrapers rests on the plate. Air duct is arranged at equal distance from loading bin and discharge opening.

EFFECT: higher quality of finished product.

4 dwg