Safety type guardrail structure of fabricated staircase

• Main Authors: SONG YONGFENG, MA HUILING, ZHOU CHEN, LIU LONG, DUAN JINGWEI, DING CHENSHENG, FENG YUSHUANG
• Format: Patent
• Language: Chinese; English
• Published: 26.01.2021
• Subjects: BLASTING; BUILDING; FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS; FIXED CONSTRUCTIONS; FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF; HEATING; LIGHTING; MECHANICAL ENGINEERING; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR; WEAPONS

The utility model discloses a safety type guardrail structure of a fabricated staircase, which comprises a staircase, a threaded hole A, a bolt A, a base, a first telescopic rod, an embedded part, a threaded hole B and a bolt B. One side of the first telescopic rod is fixedly connected with a fabricated seat A, a fabricated seat B and a fabricated seat C in sequence from top to bottom, and a firstthreaded hole is formed in the surface of the fabricated seat A; a first bolt is movably connected into the first threaded hole, and the assembly seat A is movably connected with a first guardrail through the first bolt. The safety type guardrail structure of the assembly type staircase has the main advantages that the embedded part is firstly embedded into the staircase, then the base and the staircase are assembled and connected through the bolt A, and the assembly seat C and the protection plate are assembled and connected through the third bolt, so that the safety type guardrail structureof the assembly type stai