Guiding device for the vertical air flow at the circumference of a rotating bowl of a vertical roller mill.

摘要

Guiding device for the vertical air flow at the circumference of a rotating bowl (1) of a vertical roller mill, formed from blades (4) inclined with respect to a radial vertical plane. Each of these blades is equipped on its edge opposite the bowl with a lateral cheek (18) concentric with the circumference of the bowl and extending as far as a point close to the lower end of the following blade in the direction of rotation of the bowl, and comprising an upper rim for connection to the upper rim (19) of the blade. <IMAGE>