| 水力膨胀式自动封孔器的研制 |
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| 引用本文： | 梁为,蒋蓉,陈学习.水力膨胀式自动封孔器的研制[J].煤炭技术,2009,28(9). |
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| 作者姓名： | 梁为 蒋蓉 陈学习 |
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| 作者单位： | 华北科技学院,安全工程学院,河北,燕郊,065201 |
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| 基金项目： | "十五"国家科技攻关项目 |
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| 摘 要： | 通过对目前煤层水力膨胀式自动封孔器存在的主要问题的研究与分析,阐述了研制的水力膨胀式自动封孔器的结构特点和工作原理。该封孔器具有结构简单、封孔可靠、操作简便、注水流量可调、回收率达到100%等优点。
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| 关 键 词： | 煤层注水 封孔器 封孔 研制 |
Development of the Automatic Sealing of Hydraulic Expansion Instrument |
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| LIANG Wei,JIANG Rong,CHEN Xue-xi.Development of the Automatic Sealing of Hydraulic Expansion Instrument[J].Coal Technology,2009,28(9). |
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| Authors: | LIANG Wei JIANG Rong CHEN Xue-xi |
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| Affiliation: | Safety Engeering College;North China Institute of Science and Technology;Yanjiao 065201;China |
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| Abstract: | Through the research and analysis of the main problems of the current coal scam automatic sealing of hydraulic expansion instrument,Expound automatic sealing of hydraulic expansion instrument developed structural characteristics and working principle.This sealing instrument has a simple structure,reliable sealing and easy operation,adjustable water flow,the recovery rate of 100% and so on. |
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| Keywords: | water infusion into coal scam sealing instrument sealing drill hole development |
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