AXIAL FAN

摘要

Axial fan has cylindrical housing in which working wheel with cylinder-conical bush and rectification apparatus with cylindrical bush are placed. Larger diameter of cylinder-conical bush of the wheel Dvk) is 0.85-0.97 of diameter at lower edges of outgoing blade parts (Dlk), and diameter of bush of rectification apparatus (Dva) is 0.75-0.97 of larger diameter of cylinder-conical bush of the wheel (Dvk).