| 深基坑锚固工程中成孔技术 |
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| 引用本文： | 曾庆辉. 深基坑锚固工程中成孔技术[J]. 施工技术, 2001, 30(1): 14-15 |
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| 作者姓名： | 曾庆辉 |
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| 作者单位： | 中国建筑东北设计研究院岩土工程有限公司, |
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| 摘 要： | 冲击螺旋钻孔是一种新的成孔工艺，在深基坑的锚固技术中成功地解决了软硬互层、夹杂地层的钻进。本文详细介绍了冲击螺旋钻的构造和成孔操作技术。
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| 关 键 词： | 锚固；钻头；锚杆；钻进技术；钻具；施工工艺；基坑支护 |
| 文章编号： | 1002-8498(2001)01-0014-02 |
| 修稿时间： | 1999-11-25 |
Bore-making Technique inthe Anchorage Project of Deep Foundation Pit |
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| ZENG Qing-hui. Bore-making Technique inthe Anchorage Project of Deep Foundation Pit[J]. Construction Technology, 2001, 30(1): 14-15 |
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| Authors: | ZENG Qing-hui |
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| Abstract: | Impact Spiral Drilling is a new bore-making techni que. Its usage in the anchorage project of deep foundation ditch can solve the p roblem of drilling in the soft and hard cross stratum. In this article, the auth or specially introduces the structure of impact spiral drill machine and its ope ration techniques. |
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