摘要 |
<p>1. Apparatus for cleaning parallel plates of heat exchangers by mean of rotating brushes motor-drived, characterized by the fact it is comprising : a movable frame (7) supporting at least one truck (10) able to go down and up, each truck (10) being provided with platforms (13) bearing motors (14) of which each drives a pair of brushes (16), the lot of platforms, motors and brushes being able to rock round a shaft (17) perpendicular to the moving course of the trucks (10), the frame (7) bearing moreover parallel masks (18) which turn around an axle (19) placed at the lower part of the frame and parallel masks (18') which turn around an axle (19') on the upper part of the frame, the two axles (19, 19') remaining parallel to the swinging-shaft (17) for the brushes.</p> |