External power supply device

The utility model provides an external power supply device. The external power supply device comprises a battery pack, a base and a detachable corner mounting piece, the base comprises a frame and a locking piece, the frame is connected with the battery pack, and the locking piece is connected with the side, away from the battery pack, of the frame; the detachable corner mounting piece comprises a bottom plate, a transition part and a side mounting part, the bottom plate is detachably connected with the locking piece, the transition part is connected with the bottom plate, the side mounting part is connected with the transition part, and the transition part is provided with a corner structure. The externally-hung power supply device has the advantages that the mounting and dismounting convenience can be improved, and the externally-hung power supply device can be conveniently mounted at a corner. 本申请提供一种外挂式电源装置。上述的外挂式电源装置包括电池包、底座及可拆卸拐角安装件，底座包括边框和锁紧件，边框与电池包连接，锁紧件与边框背离电池包的一侧连接；可拆卸拐角安装件包括底板、过渡部及侧安装部，底板与锁紧件可拆卸连接，