| 摘要 |
Disclosed is an axial flow blower fan blade, comprising a blade portion and a guide blade portion provided at the back of the blade portion, wherein the guide blade portion comprises five guide blades (1); the blade portion comprises a wheel hub (2) and a plurality of blades (3) provided on the wheel hub (2), the blades (3) and the wheel hub (2) are integrated, the number of the blades (3) is twelve, and the diameter of the outer annulus constituted by outer edges of the twelve blades (3) is 84 millimetres. The fan blade structure of the axial flow blower is simple and reasonable, the blades (3) and the wheel hub (2) are integrated, which is beneficial to improve the concentricity and intensity of the blades (3), improve air quantity and reduce the noise, and a reasonable number of blades (3) and the diameter of the blades (3) cooperating with a reasonable number of the guide blades (1) is able to improve the fan blade efficiency and the air speed. |
