Movable maintenance steel ladder

The utility model relates to a movable maintenance steel ladder, which belongs to the technical field of maintenance equipment and comprises a platform and a ladder main body, one end of the platform is hinged on a wall surface, the other end of the platform is hinged with one end of the ladder main body, and the other end of the ladder main body is supported on the ground; the ladder main body comprises two parallel ladder columns, a plurality of steps are arranged between the two ladder columns, the steps are arranged at intervals in the length direction of the ladder columns, and a hinge is arranged between any step and a wall surface; when the ladder is used, the ladder main body is stretched outwards until the platform rotates to a horizontal position, and the hinge is in a tightened state. By arranging the rotating shaft, the folding and stretching between the platform and the ladder main body can be realized, the manufacturing is simple, the installation is flexible, and the space is not occupied while