Battery locking device

The utility model discloses a battery locking device. The battery locking device comprises a battery lock and a battery bin cover plate, wherein battery heads arranged side by side are locked by the battery lock, and the battery lock and batteries in a battery bin are covered by the battery bin cover plate; the battery lock comprises a longitudinal central strip and a wing-shaped transverse strip vertically extending from the middle of the longitudinal central strip to two sides of the longitudinal central strip, a battery lock rotating shaft is embedded into front cavities of two side walls of a rectangular gap in the front end of the battery bin, respectively, and battery lock locking blocks respectively are extended from two ends of the wing-shaped transverse strip; when the battery lock is locked, the battery lock locking blocks are respectively located in the horizontal ends of the L-shaped cavities of longitudinal side walls on two sides of the front end of the battery bin, when the battery lock is unlo