| 摘要 |
A blower for a car air-conditioner is provided to improve the performance and to increase the air volume by installing an auxiliary blade fan rotating with the air pressure difference between an intake room and a blowing room. A blower for a car air-conditioner comprises an intake duct, a scroll case(400), an auxiliary fan support stand(12) and an auxiliary blade fan(10). The scroll case comprises a blowing chamber(420) and an inlet ring(500). The blower fan(320) is pivotally arranged inside the blowing chamber. The inlet ring comprises a bell mouth(520). The center of the auxiliary fan support stand is combined with an axis of rotation(14). The auxiliary blade fan rotates around the axis of rotation with the air pressure difference between the blowing chamber and the inlet room. |
