Tunnel piecemeal supporting construction

• Main Authors: Lin Feng, Fan Hao, Song Zefang, Li Shaobo
• Format: Patent
• Language: Chinese; English
• Published: 17.08.2016
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; GALLERIES; LARGE UNDERGROUND CHAMBERS; MINING; SHAFTS; TUNNELS

The utility model discloses a tunnel piecemeal supporting construction, including the anchor rope, sawtooth head stock, connect the metal sheet, the metal anchor net, wherein connect the metal sheet and constitute a plurality of triangle chain structure along top of roadway face two double -phase companies, lay metal anchor net anchor rope along the roof, insert the anchor rope through three perpendicular edged surfaces of connected node, the stabilizing layer is connected on the top, thereby it struts to fall into a plurality of triangular prism piece with the tunnel, influencing each other between each has been reduced, simultaneously insert sawtooth head stock along the triangle -shaped node with certain angle, make top sawtooth interlock, like this at the inside stable structure that has formed of every triangular prism piece, this supporting construction has cushioned and has removed influencing each other between the rock stratum, effectual control is crushed and is destroyed. 本实用新型公开了种巷道分块支护结构，包括锚索，锯齿头