Drying drum and the drum sieve plant for the preparation of the bulk material into a rotary kiln

摘要

Drying drum (100) for the preparation of bulk material in a rotary kiln, in particular for the entrance, comprising a substantially hollow cylindrical drum body (110) with a longitudinal axis and one or more of radially directed dispensing openings (112) for the discharge of bulk material from the interior of the drum body, characterized by an annular conveying arrangement (120) with a first conveying device for conveying of the one or several discharge openings of the escape of bulk material in a first conveying direction (b) and a second conveying device for conveying of the one or several discharge openings of the escape of bulk material in a second, different from the first conveying direction (c).