Tunnel steel bow member construction and installation device of encorbelmenting

The utility model provides a tunnel steel bow member construction and installation device of encorbelmenting, including the bow member encorbelment steel sheet (1), fixing bolt and excavating equipment bucket (3), the bow member encorbelment steel sheet (1) be two, wherein two bow members encorbelment steel sheet (1) fix in excavating equipment bucket (3) both sides through fixing bolt respectively. The utility model discloses it is convenient to dismantle, and the installation is swift, and the structure is firm, and is with low costs, and easy operation has reduced personnel and has droppedinto for steel bow member installation rate, reduced the exposure time of personnel in naked hole during the tunnel construction, reduced the potential safety hazard during the installation of steel bow member. 本实用新型提供了种隧洞钢拱架安装施工悬挑装置，包括拱架悬挑钢板（1）、固定螺栓和挖掘设备挖斗（3），所述拱架悬挑钢板（1）为两个，其中两个拱架悬挑钢板（1）分别通过固定螺栓固定在挖掘设备挖斗（3）两侧。本实用新型拆卸方便，安装快捷，结构稳固，成本低，易操作，减少了人员投入，加快了钢拱架安装速度，减少了隧洞施工期间人员在裸洞中的暴露时间，减小了钢拱架安装期间的安全隐患。