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工勘钻具
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工勘钻具

工程地质常用的勘探工程有钻探和开挖作业两大类。我公司主要提供为满足工程地质钻探各种施工工艺的钻探工具:分为回转钻进工具与冲击钻进,以及冲击回转钻进钻进工具。用户可以根据自己施工需要进行选配。回转钻进工具:包括各类钻头、钻杆及配套施工工具。钻头有合金钻头、钢粒钻头和金刚石钻头,根据孔径不同配套有各类钻杆(参考我公司地勘工具各有关规格
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  工勘钻具

  工程地质常用的勘探工程有钻探和开挖作业两大类。我公司主要提供为满足工程地质钻探各种施工工艺的钻探工具:分为回转钻进工具与冲击钻进,以及冲击回转钻进钻进工具。用户可以根据自己施工需要进行选配。回转钻进工具:包括各类钻头、钻杆及配套施工工具。钻头有合金钻头、钢粒钻头和金刚石钻头,根据孔径不同配套有各类钻杆(参考我公司地勘工具各有关规格

  冲击钻进工具

  为要提供各种跟管钻进工具及冲击器。在砂砾石中钻进时,还可用打入法取样钻进。用直径150~200mm的厚壁套管制成长约0.5m的半合套管,下端连接带弹簧的管靴,上端与套管连接。钻进时将套管打入孔底0.4m左右,然后起拔套管,取出砂砾石,再将护壁管打入。这样逐次打入,逐次取样,直至终孔。

  冲击回转钻进工具

  将冲击和回转钻进相结合的钻进方法,即钻头在孔底回转破碎岩石的同时,施加冲击荷载。

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