Battery box fixing device for mobile energy storage vehicle

The utility model relates to the technical field of battery box fixing, and discloses a battery box fixing device for a mobile energy storage vehicle, which comprises an equipment main body, the equipment main body comprises a mounting rack for placing a battery box, and the mounting rack is arranged on the mobile energy storage vehicle; the fixing assembly is used for fixing the battery box and is arranged on the mounting frame; by arranging the equipment main body, during mounting, a user places a battery box, fixes the front and back of the battery box by utilizing a limiting block, and then pushes a moving plate backwards to drive a rack to move, so that a driving gear is driven to rotate reversely, a fixed clamping plate is driven to move downwards, and the two sides of the battery box are fixedly clamped; compared with a traditional bolt fixing structure, the battery box fixing device is more convenient to use and simpler to operate, the dismounting and mounting efficiency can be effectively improved, a