Screw conveyor for moving powder materials - has bristles on screw threads to clean inside of pipe

摘要

The screw conveyor for moving powdered or granular materials has a screw turning in a pref curved or flexible pipe or hose. The screw (3) is fixed in or on an elastic shaft (2), or is integrated with the shaft. It has screw pitches which consits of a screw stump (4) whose axially aligned end face (5) has radially aligned bristles (6). The elastic shaft can be formed as a hollow shaft with reinforcement inserts in the wall and/or the formed hollow space. USE/ADVANTAGE - This design prevents deposits from forming on the walls.