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    • 16. 发明授权
    • Tunneling machine having liquid balance low flow slurry system
    • 具有液体平衡的低流动浆液系统的隧道机
    • US5203614A
    • 1993-04-20
    • US716847
    • 1991-06-17
    • Richard J. RobbinsDavid T. CassPeter B. Dowden
    • Richard J. RobbinsDavid T. CassPeter B. Dowden
    • E21D9/06E21D9/087E21D9/13
    • E21D9/13E21D9/06
    • A tunneling machine convertible between a "closed mode" and an "open mode" of operation, having a rotatable cutterhead with muck openings communicating with a pressurizable cutterhead chamber and a pressure maintenance system to stabilize the tunnel workface when operating in the "closed mode". In the "closed mode" low slurry flow is employed as a liquid pressure balance solely to support the unstable tunnel face. Low slurry flow is supplied through a pressure bulkhead sealing the cutterhead chamber and pressurized conveyor means through the bulkhead removes tunneled material from the cutterhead chamber. A pressure lock connected to the pressurized conveyor means transfers tunneled material to dewatering and reservoir/accumulator means operated at substantially atmospheric pressure. Slurry, with at least most of the solids removed, is recycled to the slurry inlet at a controlled low flow rate matching the rate of removal of tunneled material and slurry from the tunnel face so the otherwise unstable tunnel face is maintained stable. In the "open mode" of operation, for use in boring a self-stabilizing tunnel face, the pressure bulkhead is removed and a second conveyor, such as a belt conveyor, is disposed adjacent to the "closed mode" conveyor to withdraw cuttings from the cutterhead chamber.
    • 一种在“封闭模式”和“打开模式”操作之间可转换的隧道机,具有可旋转的刀架,其具有与可加压的刀架腔室连通的钻孔孔口和压力维持系统,以在“封闭模式”下操作时稳定隧道工作面 。 在“封闭模式”中,仅采用低浆液作为液压平衡来支撑不稳定的隧道面。 通过密封刀盘腔室的压力隔板供应低浆液流量,通过隔板的加压输送装置从刀盘腔室移除隧道材料。 连接到加压传送装置的压力锁将隧道材料转移到脱水处,并在基本上大气压力下运行的储存/储存装置。 将至少大部分固体除去的浆料以匹配从隧道面去除隧道材料和浆料的速率的受控低流速循环到浆料入口,因此否则不稳定的隧道面保持稳定。 在“开放模式”的操作中,为了使自动稳定的隧道面镗孔,除去压力隔板,并且第二输送机,例如带式输送机,邻近“封闭模式”输送机设置,以从 刀盘腔。
    • 17. 发明授权
    • Mobile pumping installation
    • 移动抽水安装
    • US4934874A
    • 1990-06-19
    • US272988
    • 1988-12-21
    • Johannes KleerKlaas T. HoveWilhelm Beyer
    • Johannes KleerKlaas T. HoveWilhelm Beyer
    • E21D9/12E02F3/34E02F3/407E02F3/92E21D9/13E21F13/00E21F16/02
    • E21D9/13E02F3/3405E02F3/407E02F3/92
    • A mobile transfer device is provided with a high-pressure piston pump connected to a conveyor pipeline having a portion upstream of the pump forming a suction pipe, an elongated loading shovel being provided at a forward end of the transfer device disposed transverse thereto, with means connected between the transfer device and the shovel for raising and lowering the shovel, an elongated screw conveyor being disposed in the shovel longitudinally thereof at a rear wall of the shovel, the screw conveyor having a conveying end point at an inlet of the suction pipe which opens into the shovel, and an elongated stamping mill provided in the shovel above the screw conveyor and parallel thereto and being provided with a plurality of swingable stampers distributed therealong and adapted to engage sludge in said screw conveyor for treatment thereof.
    • PCT No.PCT / DE88 / 00077 Sec。 371日期:1988年12月21日 102(e)日期1988年12月21日PCT提交1988年2月17日PCT公布。 出版物WO88 / 06211 日本1988年8月25日。移动式传送装置设置有连接到输送管线的高压活塞泵,其具有在泵的上游部分形成吸入管的部分,细长的装载铲在转移的前端处设置 设备横向设置,具有连接在转移装置和用于升高和降低铲斗之间的铲斗之间的装置,细长的螺旋输送机沿纵向设置在挖掘机的后壁处,螺旋输送机具有输送端点 吸入管的入口通向铲斗,以及细长的冲压机,设置在螺旋输送机上方并与其平行的铲中,并设置有多个分配在其上的可摆动的压模,并适于与所述螺旋输送机中的污泥接合以进行处理 其中。
    • 20. 发明授权
    • Remote-controlled boring machine for boring horizontal tunnels and method
    • 用于镗孔水平隧道的远程控制镗孔机和方法
    • US3778107A
    • 1973-12-11
    • US3778107D
    • 1972-01-03
    • AMERON INC
    • HASPERT J
    • E21D9/11E21D9/13E01G3/04
    • E21D9/112E21D9/13
    • A remote-controlled tunnel boring machine for drilling a substantially horizontal tunnel in a formation includes a rotary drilling head at the heading of the tunnel, and a rotary drill pipe coupled to the drilling head and extending back to the portal of the tunnel for connection to drive means for rotating the drill pipe. The drilling head has fore and aft sections which are movable longitudinally relative to each other, the aft section being coupled with a series of interconnected tunnel liner sections jacked into place behind it from the portal as the drilling head advances through the tunnel. Hydraulic rams between the fore and aft sections periodically advance the drilling head to excavate material at the heading of the tunnel, the weight of the aft section and the tunnel liners acting as a thrust base or back-up for the extension of the rams. A second set of hydraulic rams at the portal periodically force new tunnel liner sections into place behind the string of tunnel liners. Cuttings are continuously removed from the tunnel heading by drilling fluid circulated in a closed system which includes an elongated conduit extending from the portal to the drilling head to continuously supply drilling fluid to the tunnel heading. The cuttings and drilling fluid are continuously returned from the tunnel heading to the portal area through the interior of the constantly rotating drill pipe. A ring-shaped inflatable balloon between the fore and aft sections of the drilling head forms a fluid-tight seal between the inner wall of the tunnel and the exterior of the drilling head to provide controlled hydrostatic fluid pressure at the tunnel heading.
    • 用于在地层中钻出基本上水平的隧道的远程控制的隧道掘进机包括在隧道的前端处的旋转钻头,以及联接到钻头的旋转钻杆并延伸回隧道的入口以连接到 用于旋转钻杆的驱动装置。 钻头具有可相对于彼此纵向移动的前部和后部部分,当钻头前进穿过隧道时,后部部分与一系列相互连接的隧道衬套部分与入口相邻地插入其中。 前后部分之间的液压柱塞周期性地推进钻头在隧道的前端挖掘材料,后部的重量和作为推力基座的隧道衬套或用于延伸公柱的后备。 入口处的第二组液压柱塞周期性地将新的隧道衬管段施加在隧道衬套的后面。 通过在封闭系统中循环的钻井液连续地从隧道掘进切割,其包括从入口延伸到钻头的细长导管,以将钻井流体连续地供应到隧道入口。 切屑和钻井液通过不断旋转的钻杆的内部从隧道连续返回到入口区域。 在钻头的前部和后部之间的环形可充气气囊在隧道的内壁和钻头的外部之间形成流体密封的密封,以在隧道前进处提供受控的静水压力流体压力。