Steel pipe column support base connecting device

The utility model provides a steel pipe column support base connecting device. The steel pipe column support base connecting device comprises a prefabricated concrete plate; the pre-embedded steel plate is pre-embedded on the prefabricated concrete plate; a plurality of embedded bolts, wherein the plurality of embedded bolts are all embedded in the precast concrete slab; the fixed column is fixedly mounted at the top of the embedded steel plate; the four fixing mechanisms are all arranged on the fixing column, the four fixing mechanisms are distributed in an annular array mode, each fixing mechanism comprises a mounting groove, each mounting groove is formed in one side of the corresponding fixing column, and a C-shaped rod is rotationally mounted in each mounting groove. According to the steel pipe column support base connecting device, the inner wall and the outer wall of the steel pipe are fixed, so that the steel pipe is fixed more firmly, meanwhile, deformation of the wall of the steel pipe is avoided, t