Lightning protection device for substation equipment

The utility model relates to a lightning protection device for substation equipment, and belongs to the technical field of lightning protection. Comprising a concrete base, a bottom plate is installed at the upper end of the concrete base through expansion bolts, a base and a grounding down lead are installed at the upper end of the bottom plate, a first connecting column is installed at the upper end of the base, a plurality of heightening columns are installed at the upper end of the first connecting column, and the heightening columns are sequentially connected in an up-down inserted mode; a second connecting column is installed at the upper end of the heightening column on the uppermost side, and a lightning rod is installed at the upper end of the second connecting column. The first connecting column, the heightening column and the second connecting column are jointly spliced to form the supporting part of the lightning rod, the link of manual alignment of workers is omitted, the perpendicularity of the