Battery device, application method thereof and electric equipment

The invention discloses a battery device, a using method thereof and electric equipment. The battery device comprises a battery, a circulating pipeline and a driving part, the battery is provided with a containing cavity, and the battery is provided with a first connecting port and a second connecting port which are communicated with the containing cavity. The circulating pipeline is arranged outside the battery, one end of the circulating pipeline is communicated with the first connector, and the other end is communicated with the second connector. The driving part is arranged on the circulating pipeline and used for driving the medium in the containing cavity to flow and exhausting air to the outside through the circulating pipeline. The battery device can discharge gas in the battery, prevents the gas from being gathered in the battery, and is beneficial to prolonging the service life of the battery. 一种电池装置及其使用方法、用电设备，电池装置包括电池、循环管道和驱动件。电池具有容纳腔，电池开设有与容纳腔连通的第一连接口和第二连接口。循环管道设置于电池的外部，且一端与第一连接口连通，另一端与第二连接口连通。驱动