Fan and electronic device

The utility model discloses a fan and electronic device, including the casing and set up in fan body in the casing, the fan body includes that impeller and circumference arranges a plurality of blades on the impeller, its characterized in that, the fan still includes magnet and silicon steel, the magnet is fixed on the fan body, silicon steel is fixed on the casing, the magnet with the silicon steel equipartition is put impeller peripheral encircles the impeller. The utility model discloses a with the periphery of magnet setting at the impeller to reduce the impeller and occupy fan body proportion, thereby reduced rotating impeller's power consumption, and increased the intake of fan simultaneously. 本实用新型公开了种风扇及电子设备，包括壳体以及设置于所述壳体内的风扇本体，所述风扇本体包括叶轮以及周向布置在所述叶轮上的多个叶片，其特征在于，所述风扇还包括磁体和矽钢；所述磁体固定在所述风扇本体上，所述矽钢固定在所述壳体上，所述磁体和所述矽钢均布置在所述叶轮的外围并环绕所述叶轮。本实用新型通过将磁体设置在叶轮的外围，从而减小了叶轮占用风扇本体比例，从而减小了叶轮转动的耗能，并同时增大了风扇的进风量。