The connecting piece is used for prefabricating sandwich thermal insulation wall body

• Main Authors: LI DIANGAO, ZHANG JUNWEI, ZHANG ZHANGAO, HAO YAPU, SUN JIANCHAO
• Format: Patent
• Language: Chinese; English
• Published: 09.06.2020
• Subjects: BUILDING; CEILINGS; FIXED CONSTRUCTIONS; FLOORS; GENERAL BUILDING CONSTRUCTIONS; INSULATION OR OTHER PROTECTION OF BUILDINGS; ROOFS; WALLS, e.g. PARTITIONS

The utility model discloses a connecting piece for a prefabricated sandwich thermal insulation wall. The connecting piece belongs to the technical field of constructional engineering and comprises a connecting piece body and a protective sleeve used for contacting with a thermal insulation layer, anchoring structures extending into an inner concrete wallboard and an outer concrete wallboard are arranged at two ends of the connecting piece body, and the protective sleeve is sleeved in the middle of the connecting piece body. The connecting piece body is made of a composite material of a resin matrix, and the protective sleeve is made of a plastic material. Anchoring force between the connecting piece and the inner concrete wallboard and between the connecting piece and the outer concrete wallboard can be increased through the anchoring structures at the two ends of the connecting piece body, and the connecting piece can be prevented from moving relative to the middle heat preservation layer by means of the pro