INSTALLATION FOR DRYING BULK AND DISPERSE MATERIALS Russian patent published in 2023 - IPC F26B11/04 F26B3/20 

FIELD: drying equipment.

SUBSTANCE: invention relates to an installation for drying bulk materials with high humidity, and can be used in construction, road construction, chemical, metallurgical, agricultural, food and other industries for drying bulk materials of small fractions up to 10 mm, fine materials and their mixtures with increased humidity up to 40%. An installation for drying bulk materials contains a stationary lining body and a rotating drying drum having a pre-heating zone on the side of the loading hopper and a main heating zone, in the zone of which the drying drum is placed with a gap into the lining body on the inside and has a spiral-shaped channel, a gas burner is installed at the inlet into a spiral channel at an angle of 35° to the horizontal surface of the lining body, multilayer heat-resistant brushes are installed on its sides, on one side of the lining body in the upper part on the side of the loading hopper, a fan heater and an air duct are located in series, and on the other side in the upper part, the outlet for flue gases is equipped with a heat exchanger, support rollers are located outside the lining body, they rest on support rings rigidly fixed to the drum, while the lining body is installed on the platform.

EFFECT: speeding up the drying process.

6 cl, 2 dwg, 1 tbl