The utility model provides a fence device convenient to disassemble and assemble. The fence device comprises a fence body and a fence base. Connecting feet with protruding structures are arranged at the bottom of the fence body, and an elastic structure, a first groove, a second groove and a third groove are arranged in the fence base, the connecting pin can sequentially penetrate through the third groove, the second groove and the first groove to abut against the elastic structure, and disassembly and
assembly are achieved by rotating the protruding structure. The device is convenient and labor-saving to disassemble and assemble, does not need complex operation, saves time and manpower, and reduces the requirement on the proficiency of operators; the structure is stable, connection is firm, external
impact vibration can be resisted, loosening and falling are prevented, and safety and reliability are improved; the device adapts to different installation environments, reduces damage caused by uneven ground or external force, and prolongs the service life. In addition, according to the structural design, part abrasion is reduced, the maintenance cost is reduced, durability and
economic benefits are improved, good environmental adaptability and universality are achieved, the fence can be widely applied to power construction and other scenes, and stable
exertion of the protection function of the fence is guaranteed.