| 摘要 |
PURPOSE: A grouting bogie for a vertical tunnel is provided to accurately control a boring position by moving a perforator when the perforator is fixed to a boring worktable. CONSTITUTION: A grouting bogie(100) for a vertical tunnel comprises a worktable unit(110), a vertical elevation control unit(130), and support units(120). The worktable unit has a grouting worktable(112) and a boring worktable(114). A grout injector(154) is installed on the grouting worktable. A perforator(152) for boring a grout hole is installed on the boring worktable. The vertical elevation control unit controls the elevation of the worktable unit inside the excavated ground(G). The support units are vertically arranged between the grouting worktable and the boring worktable.
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