Soft lap joint device of lining trolley

• Main Authors: QI YONGQIAN, ZHANG QI, FU XING, LIU HONGMEI, LIU LAMEI, TIAN YI
• Format: Patent
• Language: Chinese; English
• Published: 21.07.2023
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; GALLERIES; LARGE UNDERGROUND CHAMBERS; MINING; SHAFTS; TUNNELS

The utility model discloses a lining trolley soft lap joint device, and relates to the technical field of tunnel lining trolleys, the lining trolley soft lap joint device comprises a fixed seat, a pressing plate, an adjusting device, a flexible part and an air bag, the fixed seat is L-shaped, the flexible part is fixedly connected to the inner side of the fixed seat, the long edge of the fixed seat is hinged with the pressing plate, and the adjusting device is arranged on the pressing plate. The short edge of the fixing base is connected with the side arch steel formwork in a sliding mode through a first sliding rail, the adjusting device is fixedly connected to the side arch steel formwork, the adjusting device abuts against the fixing base, and an air bag is arranged at the abutting position. According to the utility model, through the fixing seat and the adjusting device, the position of the flexible part can be adjusted, and the soft lap joint is ensured to be tightly attached; the air bag is arranged, so