Steel-wood stair with high-strength supporting structure

• Main Authors: LAI SHUFA, LIANG XIAOLONG, LIU LINLIN
• Format: Patent
• Language: Chinese; English
• Published: 15.02.2022
• Subjects: BUILDING; FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS; FIXED CONSTRUCTIONS

The utility model discloses a steel-wood stair with a high-strength supporting structure, which comprises two stand columns, a protective mechanism is fixedly connected to the upper ends of the two stand columns, an adjusting mechanism is rotatably connected to the inside of the protective mechanism, a limiting mechanism is fixedly connected to the lower end of the adjusting mechanism, and the limiting mechanism is fixedly connected to the lower end of the adjusting mechanism. The protective device has the advantages that the threaded rod is conveniently driven to rotate by arranging the mounting hole, the bearing and the rotating plate, so that the threaded sleeve is driven to move and rise under the sliding limiting action of the sliding groove and the sliding plate, and the height of the adjusting plate is conveniently and stably adjusted through the supporting rod; according to children with different heights, a rotating plate is conveniently limited through a threaded groove, a threaded hole and a bolt,