Portable fan

A portable fan, comprising an airflow portion comprising a fan impeller, a first inner shell and an outer shell, the fan impeller and the first inner shell are received in the outer shell,

• wherein a fan base and air outlet portion are arranged inside the first inner shell, and the air outlet portion is arranged between an outer side of the fan base and an inner side of the first inner shell, the fan base defining a first side and an opposite second side thereof, the first side facing towards an air inlet, the second side facing towards an air outlet, and the air outlet is in communication with the air outlet portion;
• and
• wherein a hollow sleeve is connected to the first side of the fan base, and the fan impeller comprises a hub, the hub is provided with a rotation shaft inserted into the sleeve, and a display screen is connected to the second side of the fan base.

A portable fan, comprising an airflow portion comprising a first inner shell, a second inner shell and an outer shell, wherein the first inner shell is engaged with the second inner shell, and the first inner shell and the second inner shell are received in the outer shell;

• wherein a fan base and air outlet portion are arranged inside the first inner shell, and the air outlet portion is arranged between an outer side of the fan base and an inner side of the first inner shell, the fan base defining a first side and an opposite second side thereof, the first side facing towards an air inlet, the second side facing towards an air outlet, and the air outlet is in communication with the air outlet portion;
• and
• wherein a fan impeller is connected to the first side of the fan base, a display screen is connected to the second side of the fan base, and part of the fan impeller is located at the second inner shell.