The utility model relates to a recoverable ground net, including grounding unit, the ground net comprises a plurality of grounding unit, its characterized in that: connect through assembled fitting spare between the grounding unit, grounding unit is the groined type support that 4 steel pipe set become, the wherein three kneck of groined type support is through first connecting piece rotatable coupling, and another kneck passes through second connecting piece fixed connection, still be equipped with the fourth connecting piece between two steel pipes that first connecting piece is connected, fourth connecting piece and two steel pipes are right angled triangle, and are connected with the steel pipe through the third connecting piece, the utility model provides a recoverable ground net, simple structure, the installation is convenient with the dismantlement, and portable and transportation, but while reuse has avoided the wasting of resources.