Bottom mounting kit of steel structure column

The utility model relates to the technical field of fixation of steel structure columns, in particular to a bottom installation kit of a steel structure column, which can ensure that the bottom installation stability of the steel structure column is stronger and the installation is simpler and more convenient. Comprising a steel structure column, the top end of a column foot bottom plate is fixedly connected with the bottom end of the steel structure column, the steel structure column is slidably sleeved with a movable sleeve, the steel structure column is fixedly sleeved with a fixed sleeve base, and the front end, the rear end, the left end and the right end of the fixed sleeve base are provided with a front clamping groove and a side clamping groove respectively; upper hinge seats are fixedly arranged on the two groups of front clamping blocks and the two groups of side clamping blocks, four pairs of internal threaded holes are symmetrically formed in the column foot bottom plate, a fixing bolt is screwed