Haier Smart Home Co., Ltd.

Qingdao Haier Drum Washing Machine Co., Ltd.

Qingdao Haier Washing Machine Co., Ltd.

Haier Group Corporation

Qingdao Jiaonan Haier Washing Machine Co., Ltd.

Rongfeng Cheng

Peishi Lv

Jian Wang

Tao Li

Long Yang

Jindong Bing

Luhua Yan

Xianchang Li

Haifei Liu

Yijin Li

A centrifugal fan and a dryer, where the centrifugal fan includes a shell, a driving mechanism, an impeller and a volute tongue arranged in the shell, the driving mechanism is connected with the tongue and can drive the tongue to rotate between a first limit position and a second limit position, the tongue includes a first volute tongue part and a second volute tongue part; when the tongue is located at the first limit position and the impeller rotates forwards, the first tongue part abuts against the inner wall of one side of the shell in a sealed mode, the second tongue part can cut the air blown by the impeller, and when the tongue is located at the second limit position and the impeller rotates reversely, the first tongue part can cut air blown by the impeller.

Centrifugal fan and clothing dryer

A centrifugal fan and a clothing dryer. The centrifugal fan includes a housing as well as an impeller and a worm tongue disposed in the housing. The housing has an air inlet and an air outlet. The volute tongue includes a first volute tongue and a second volute tongue that are stacked and staggered. The first volute tongue cuts the air blown from the impeller and guide the air to the air outlet when the impeller rotates forward. The second volute tongue cuts the air blown from the impeller and guide the air to the air outlet when the impeller rotates backward. When the impeller rotates, the first volute tongue or the second volute tongue can cut the air blown from the impeller and guide the air to the air outlet, so that the centrifugal fan can blow out air when the impeller rotates forward and backward.

Growing community of inventors

Qingdao, China

Rongfeng Cheng