WHEEL ASSEMBLY DEVICE

Provided is a wheel assembly device. The wheel assembly device includes a connection base, a wheel assembly that is deployable, and a positioning assembly configured to position the wheel assembly. The wheel assembly is movably connected to the connection base and switchable between a deployed position and a storage position. The connection base has a positioning space. The wheel assembly is configured to rotate to an interior of the positioning space when the wheel assembly is at the deployed position, and rotate to an exterior of the positioning space when the wheel assembly is at the storage position. The positioning assembly includes a first positioning member configured to cooperate with the positioning space to position the wheel assembly at the deployed position and a second positioning member configured to cooperate with the first positioning member to position the wheel assembly at the storage position.