Civil engineering foundation connecting structure for electric power construction

The invention provides a civil engineering foundation connecting structure for electric power construction, and relates to the technical field of land construction, the connecting structure comprises a plurality of expansion components, a butt joint assembly, a positioning mechanism and an auxiliary supporting assembly, the top of each expansion component is provided with a top supporting plate, and the side edges of the top supporting plates are mutually extruded and attached; an extension plate is installed at one end of the top supporting plate, the auxiliary supporting assemblies are installed below the extension plate, casting cavities are formed in the bottoms of the expansion components, the multiple expansion components are supported through the positioning mechanisms, the rapid positioning and building effects can be achieved, and the connecting structure can be suitable for the inclined ground; area adjustment can be carried out according to the size of the electric power construction equipment need