Axial flow fan structure

摘要

An axial flow fan structure includes a bottom plate having a mounting portion to which a stator is mounted. The stator includes a pivotal portion for rotatably receiving a shaft of a fan wheel. A plurality of blades extends outward from a hub of the fan wheel and each has a distal end that terminates at a cylindrical guide wall that is integral with the blades. The guide wall includes an air inlet in an end thereof and an air outlet in the other end thereof.