Pile column structure for permanent and temporary combined double-steel-pipe stand column pile

The invention discloses a pile column structure for a permanent and temporary combined double-steel-pipe stand column pile. The pile column structure comprises a double-steel-pipe stand column, a cast-in-place concrete pile and measure steel pipes; the double-steel-pipe stand column comprises two steel pipes arranged in parallel and a plurality of batten plates welded between two steel pipes, column bottom frustums are welded to the bottom ends of the two steel pipes, and a plurality of shear-resistant hoops are welded to the bottoms of the two steel pipes; a pile reinforcement cage is arranged in a pile hole of the cast-in-place concrete pile, the bottom of the double-steel-pipe stand column stretches into the pile hole, concrete is poured into the pile hole to form the cast-in-place concrete pile, and the double-steel-pipe stand column is embedded into the cast-in-place concrete pile; and sealing circular plates are welded to the top ends of the two steel pipes, and the sealing circular plates are lengthene