Sweep whitewashed pole, sweep powder device and spray drying tower

The utility model discloses a sweep whitewashed pole, include fixed baseplate, install the tube cell of sweeping that just can wind the rotatory rotary disk of fixed baseplate and have the inner chamber on fixed baseplate, sweep the tube cell and have a plurality of outstanding hole that is the extension that just makes progress of 45 contained angles with the horizontal direction, it installs on fixed baseplate through the rotary disk to sweep the bottom of tube cell, it has the air intake to sweep the tube cell, sweep the tube cell including sweeping tube cell A section, sweep tube cell B section and sweeping tube cell C section. A sweep powder device, includes that roots's fan, motor and foretell sweep whitewashed pole. A spray drying tower, includes by the hollow cone body integrated into one piece's of the hollow cylinder of the first half and the latter half body of the tower, still includes foretell sweep powder device. Sweep whitewashed pole, can form the wind that has 45 inclinations with the horizon