Suspended stair design structure with adjustable step spacing and mounting method

The invention provides a suspended stair design structure with the adjustable step spacing. The suspended stair design structure with the adjustable step spacing comprises a stair keel, step mountingseats and a step mounting frame, the stair keel is fixedly mounted on a wall, the plurality of step mounting seats are fixedly mounted on the stair keel in a stepped manner, the step mounting frame comprises a vertical plate and a transverse plate, the vertical plate is slidably connected to the step mounting seats, the vertical plate is fixedly installed on the step mounting seats through a fastener, the transverse plate is perpendicular to the vertical plate, and a veneer is arranged on the transverse plate. The invention further provides a mounting method of the suspended stair design structure with the adjustable step spacing. Compared with the prior art, the spacing and the step number of stair steps can be flexibly adjusted according to the requirements of different crowds, and the use experience is improved