▎ 摘　　要

NOVELTY - The utility model claims an improved graphene composite vertical grounding device, comprising a graphene composite grounding electrode, a silica gel sheath, an elastic limiting key, a grounding connection buffer frame structure, a protective line, a reaction assembly, a connection protector, a graphene reset down-lead, a protective sleeve, a fixing hoop, a fixing plate, a bolt nut, a bottom connecting seat, an adjustable limiting frame structure and a bottom skid-proof plug structure, the silica gel sheath is sleeved on the outer side of the graphene composite grounding electrode; the elastic limiting key is installed on the upper part of the graphene composite grounding electrode and silica gel sheath. one end of the connecting tension spring of the utility model is welded on one side of one side of the connecting rod, and the other end is welded on one side of the hanging ring; it is good for tightening the ground wire when using, so as to buffer the ground wire when heat expansion and cold contraction; the movable limiting frame is set at the inner side of the movable frame, which is good for increasing the fixing effect when using the connecting ring inserted in the soil.