Fuse knife type emergency power supply vehicle switch cabinet

The utility model relates to a fuse knife type emergency power supply vehicle switch cabinet. The emergency power supply vehicle switch cabinet comprises a three-phase main power source, a standby power source access port, a first fuse knife, a second fuse knife and a wire outlet busbar. The wire inlet end of the first fuse knife is connected with the three-phase main power source, and the wire outlet end of the first fuse knife is connected with loads through the wire outlet busbar; and the wire inlet end of the second fuse knife is connected with a power supply wire outlet cable of an emergency power supply vehicle through the standby power source access port, and the wire outlet end of the second fuse knife is connected with the loads through the wire outlet busbar. According to the utility model, the power supply vehicle switch cabinet can be switched to a backup power source during busbar dismounting operation, the power supply of users is not affected, and the problems of long power failure time of the users due to busbar dismounting and great economic loss accordingly caused thereby by use of a conventional power supply switch cabinet are solved.