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    浅析 煤矿 巷道 支护 理论 技术
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    中国矿业大学 2012 届本科生毕业设计 第 1 页目 录1 矿区概述及井田地质特征 .................................................................................................11.1 矿区概述 ........................................................................................................................11.1.1 井田位置 ...............................................................................................................................................11.1.2 交通 .......................................................................................................................................................11.1.3 矿权 .......................................................................................................................................................21.1.4 自然地理 ...............................................................................................................................................21.1.5 矿区经济概况 .......................................................................................................................................21.1.6 水源及电源 ...........................................................................................................................................21.2 井田地质特征 ...............................................................................................................31.2.1 区域地层 ...............................................................................................................................................31.2.2 井田地质构造 .......................................................................................................................................41.2.3 水文地质特征 .......................................................................................................................................51.3 煤层特征 .......................................................................................................................71.3.1 煤层概况 ...............................................................................................................................................71.3.2 煤层赋存状况 .......................................................................................................................................91.3.3 煤质 .......................................................................................................................................................91.3.4 瓦斯 .......................................................................................................................................................91.3.5 煤尘及煤的自燃 ...................................................................................................................................91.3.6 其它有益矿物 .....................................................................................................................................102 井田境界与储量 ...............................................................................................................112.1 井田境界 ......................................................................................................................112.1.1 井田范围 .............................................................................................................................................112.1.2 开采界限 .............................................................................................................................................112.2 矿井储量计算 .............................................................................................................112.2.1 构造类型 .............................................................................................................................................112.2.2 矿井工业储量 ....................................................................................................................................112.2.3 矿井可采储量 ....................................................................................................................................132.2.4 工业广场煤柱 .....................................................................................................................................143 矿井工作制度、设计生产能力及服务年限 ...................................................................163.1 矿井工作制度 ..............................................................................................................163.2 矿井设计生产能力及服务年限 ..................................................................................163.2.1 确定依据 .............................................................................................................................................163.2.2 矿井设计生产能力 .............................................................................................................................163.2.3 验算矿井服务年限 .............................................................................................................................16中国矿业大学 2012 届本科生毕业设计 第 2 页4 井田开拓 ...........................................................................................................................194.1 井田开拓的基本问题 ..................................................................................................194.1.1 井筒形式的确定 ................................................................................................................................194.1.2 井筒位置的确定采(带)区划分 ....................................................................................................214.1.3 工业场地的位置 ................................................................................................................................224.1.4 开采水平的确定 ................................................................................................................................224.1.5 矿井开拓方案比较 ............................................................................................................................224.2 矿井基本巷道 .............................................................................................................304.2.1 井筒 .....................................................................................................................................................304.2.2 开拓巷道 .............................................................................................................................................334.2.3 井底车场及硐室 .................................................................................................................................365 准备方式—— 采区巷道布置 ...........................................................................................385.1 煤层地质特征 ..............................................................................................................385.1.1 采区位置 .............................................................................................................................................385.1.2 采区煤层特征 .....................................................................................................................................385.1.3 煤层顶底板岩石构造情况 .................................................................................................................385.1.4 水文地质 .............................................................................................................................................385.1.5 地质构造 .............................................................................................................................................395.1.6 地表情况 .............................................................................................................................................395.2 采区巷道布置及生产系统 ..........................................................................................395.2.1 采区位置及范围 .................................................................................................................................395.2.2 采煤方法及工作面长度的确定 .........................................................................................................395.2.3 确定采区各种巷道的尺寸、支护方式及通风方式 .........................................................................395.2.4 煤柱尺寸的确定 .................................................................................................................................405.2.5 采区巷道的联络方式 .........................................................................................................................405.2.6 采区接替顺序 .....................................................................................................................................405.2.7 采区生产系统 .....................................................................................................................................415.2.8 采区内巷道掘进方法 .........................................................................................................................415.2.9 采区生产能力及采出率 .....................................................................................................................415.3 采区车场选型设计 ......................................................................................................435.3.1 确定采区车场形式 .............................................................................................................................435.3.2 采区主要硐室布置 .............................................................................................................................446 采煤方法 ...........................................................................................................................466.1 采煤工艺方式 ..............................................................................................................466.1.1 采区煤层特征及地质条件 .................................................................................................................466.1.2 确定采煤工艺方式 .............................................................................................................................466.1.3 回采工作面参数 .................................................................................................................................476.1.4 回采工艺及设备 .................................................................................................................................47中国矿业大学 2012 届本科生毕业设计 第 3 页6.1.5 回采工作面支护方式 .........................................................................................................................506.1.6 端头支护及超前支护方式 .................................................................................................................526.1.7 各工艺过程注意事项 .........................................................................................................................526.1.8 回采工作面正规循环作业 .................................................................................................................546.2 回采巷道布置 ..............................................................................................................566.2.1 回采巷道布置方式 .............................................................................................................................566.2.2 回采巷道参数 .....................................................................................................................................577 井下运输 ...........................................................................................................................597.1 概述 ..............................................................................................................................597.1.1 井下运输设计的原始条件和数据 .....................................................................................................597.1.2 运输距离和货载量 .............................................................................................................................597.1.3 矿井运输系统 .....................................................................................................................................597.2 采区运输设备选择 ......................................................................................................607.2.1 设备选型原则 .....................................................................................................................................607.2.2 采区运输设备的选型 .........................................................................................................................607.3 大巷运输设备选择 ......................................................................................................617.3.1 运输大巷设备选择 .............................................................................................................................617.3.2 辅助运输大巷设备选择 .....................................................................................................................618 矿井提升 ...........................................................................................................................638.1 概述 ..............................................................................................................................638.2 主副井提升 ..................................................................................................................638.2.1 主井提升 .............................................................................................................................................638.2.2 副井提升 .............................................................................................................................................669 矿井通风及安全 ...............................................................................................................689.1 矿井通风系统选择 ......................................................................................................689.1.1 矿井概况 .............................................................................................................................................689.1.2 矿井通风系统的基本要求 .................................................................................................................689.1.3 矿井通风方式的确定 .........................................................................................................................699.1.4 主要通风机工作方式选择 ................................................................................................................709.1.5 采区通风系统的要求 ......................................................................................................................709.1.6 工作面通风方式的选择 ..................................................................................................................719.1.7 回采工作面进回风巷道的布置 ......................................................................................................719.2 采区及全矿所需风量 ..................................................................................................729.2.1 采煤工作面实际需要风量 .................................................................................................................729.2.2 掘进工作面需风量 .............................................................................................................................739.2.3 硐室需风量 ......................................................
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