Casing structure with fast-sliding battery pack

The invention provides a casing structure with a fast-sliding battery pack. The casing structure comprises a casing, wherein a battery compartment is arranged in the casing; a convex strip is fixed toeach of both sides of the battery compartment; a side of each convex strip adjacent to the center of the battery compartment is provided with a chute; push blocks are slidably connected in the chutes; an end of each push block away from the opening of the battery compartment is connected to the casing through a spring; the top of the battery compartment is provided with an engagement slot; the battery compartment is provided therein with a battery pack component; the battery pack component comprises a battery holder provided with a battery cover; and a button mechanism and an engagement mechanism are arranged between the battery holder and the battery cover. In the invention, the battery pack can fast slide in the battery compartment. When the battery pack component is inserted into the battery compartment, the e