The invention relates to the field of automobile elevators. An upright post structure is provided, wherein the upright post structure is a polygonal columnar structure formed by bending a plate, the upright post structure comprises a back plate, both ends of the back plate in a width direction vertically extend toward the same side of the back plate to form a side plate, end parts of the side plate away from the back plate extend oppositely to form a front plate, wherein the upright post structure further comprises one or a combination of various. Thus, when the upright post structure is subjected to a force in a horizontal direction, the local stress of the upright post is transferred so that the strength of the upright post is improved. The invention further provides automobile elevator using the upright post structure.