The utility model relates to a locking block for a battery transfer bin and a locking structure using the locking block. A U-shaped hook body of the locking block is matched with an up-turned edge at the bottom of the battery transfer bin in a buckling manner; a fixed handle body of the locking block is detachably and fixedly connected with a vehicle body through a detachable connection structure arranged on the locking block, so that the battery transfer bin is locked on the vehicle body through the locking block, that is, the battery transfer bin is blocked from moving in the direction away from the locking block on the vehicle body and being turned down from the vehicle body, and when the battery transfer bin is needed to be limited on the vehicle body, different locking blocks can be selected to realize the locking of the battery transfer bin according to the types and the sizes of different battery transfer bins, and the damage to a battery due to slipping and turning of the battery transfer bin is avoided by arranging the locking block on the two adjacent sides of the battery transfer bin on the vehicle body to block the battery transfer bin from slipping and turning on the vehicle body, so that the problem that in the prior art, the battery transfer bin is infirm to position is solved.