The utility model relates to the technical field of office supplies, concretely relates to electric power charge cheque appurtenance that stampes, its characterized in that is equipped with the bottom plate, is equipped with the first solid fixed ring who is used for fixed first invoice chapter on the bottom plate and is used for the solid fixed ring of second of fixed second invoice chapter, wherein is connected through the telescopic link between first solid fixed ring and the solid fixed ring of second, and first fixed ring admittedly fixes on the bottom plate through the bracing piece, the telescopic link includes first pole festival and second pole festival, and first pole festival and second pole festival are the cavity tubulose, is equipped with the matched with screw on the inner wall of first pole festival and the outer wall of second pole festival, and first pole festival and second pole save and be connected through the screw, compared with the prior art, the utility model, can show improvement work efficiency, avoid the bill to cancel, have the advantage that rational in infrastructure, with low costs, convenient to use etc. Is showing.