▎ 摘　　要

NOVELTY - A graphene grounding electrode of composite material, comprising a grounding rod main body and a grounding tip, the grounding rod main body is composed of a graphene rod body and a copper coating steel layer covered outside the graphene rod body, one end of the grounding rod main body is provided with a connection-peg, the grounding rod main body and the grounding tip are detachably connect together through the connect the connect comprises a outer shell and a non-sharp head end embedded in the outer shell inner part block, outer shell is fixed on the non-sharp head end of the ground tip, the outer shell is in the shape of a cylinder, the outer end surface of the outer shell is provided with an annular limiting part extending inwards, the core is block columnar structure, the outer end face of the core block provided with a splicing, groove groove is a cone groove, and the diameter of the groove groove is greater than inside diameter of the limiting part. the connection-peg is in connect fit with the connect the connect, the way of the connect is more fastened, the operation is simple, at the same time, it can realize the self-connecting type grounding rod, it is suitable for environment requirements of different depths.