Lightweight concrete fireproof layer for building steel structure

• Main Authors: LI HUI, ZHANG MIAOCHEN, WU HONGLEI, XIA ZIHAN, LIU HONGTAO, ZHANG HUANXIANG
• Format: Patent
• Language: Chinese; English
• Published: 09.08.2022
• Subjects: BUILDING; BUILDING MATERIALS; CEILINGS; FIXED CONSTRUCTIONS; FLOORS; GENERAL BUILDING CONSTRUCTIONS; INSULATION OR OTHER PROTECTION OF BUILDINGS; ROOFS; STRUCTURAL ELEMENTS; WALLS, e.g. PARTITIONS

The utility model belongs to the technical field of building steel structure fire prevention, and particularly relates to a lightweight concrete fireproof layer for a building steel structure. The lightweight concrete fireproof layer comprises a steel member, the outer surface of the steel member is coated with an adhesive layer, the outer surface of the adhesive layer is coated with a lightweight concrete layer, and the outer surface of the lightweight concrete layer is coated with a layer of paint film; the device further comprises a hanging net and a connecting piece. The hanging net is arranged in the lightweight concrete layer, one end of the connecting piece is fixedly connected with the hanging net, and the other end of the connecting piece is fixedly connected with the steel member. A layer of lightweight concrete is coated outside the steel member, the lightweight concrete fireproof layer is not easily influenced by sand wind and high-temperature environment, and the construction cost of the lightwei