| AQK嵌岩扩底钻头的结构特点 |
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| 引用本文： | 宋秋锋,靳益民,朱彩华,张新华,张建. AQK嵌岩扩底钻头的结构特点[J]. 探矿工程, 2012, 39(11): 37-38,43 |
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| 作者姓名： | 宋秋锋 靳益民 朱彩华 张新华 张建 |
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| 作者单位： | [1]河北建勘钻探机械有限公司,河北石家庄050031 [2]中国地质科学院勘探技术研究所,河北廊坊065000 |
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| 摘 要： | 论述了AQK大直径嵌岩扩底钻头的结构设计特点，阐述了新型扩底钻头的适应性和可靠性，对扩底钻头制造及钻扩施工过程中的关键问题提出了几点要求。
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| 关 键 词： | 扩底钻头 大直径 扩底桩 |
| 收稿时间： | 2012-10-23 |
| 修稿时间： | 2012-11-13 |
Drilling Machinery Company Limited of Hebei Construction Exploring Institute |
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| SONG Qiu-feng,JIN Yi-min,ZHU Cai-hu,ZHANG Xin-hua and ZHANG Jian. Drilling Machinery Company Limited of Hebei Construction Exploring Institute[J]. Exploration Engineering:Rock & Soil Drilling and Tunneling, 2012, 39(11): 37-38,43 |
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| Authors: | SONG Qiu-feng JIN Yi-min ZHU Cai-hu ZHANG Xin-hua ZHANG Jian |
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| Affiliation: | 1. Drilling Machinery Company Limited of Hebei Construction Exploring Institute, Shijiazhuang Hebei 050031, China; 2. The Institute of Exploration Techniques, CAGS, Langfang Hebei 065000, China) |
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| Abstract: | This paper discusses the structural design features of AQK large diameter rock-socketed belled drill, illustrates the adaptability and reliability of this new belled drill and puts forward some requirements to the key problems of belled drill manufacture and construction process. |
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| Keywords: | belled drill large diameter belled pile |
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