【正文】 ...................................................... 96 10礦井基本技術(shù)經(jīng)濟(jì)指標(biāo) .............................................................................................................................................................. 98 參考文獻(xiàn)： .......................................................................................................................................................................................... 99 專(zhuān)題部分 ............................................................................................................................................................................................ 101 軟巖巷道支護(hù)技術(shù)研究 .................................................................................................................................................................. 103 1 前言 .................................................................................................................................................................................................. 104 選題背景及意義 .................................................................................................................................................................... 104 國(guó)內(nèi)外研究發(fā)展?fàn)顩r ........................................................................................................................................................... 105 2 軟巖巷道的分析 ............................................................................................................................................................................ 106 軟巖的分類(lèi) ............................................................................................................................................................................ 106 軟巖的賦存特點(diǎn) .................................................................................................................................................................... 107 軟巖的特征 ............................................................................................................................................................................. 107 圍巖的變形 ............................................................................................................................................................................. 107 軟巖巷道變形的一些主要特點(diǎn) ......................................................................................................................................... 109 3 理論研究 ......................................................................................................................................................................................... 110 巷道支護(hù)理論 ........................................................................................................................................................................ 110 巷道支護(hù)原理 .........................................................................................................................................................................111 4 軟巖巷道對(duì)支護(hù)的要求，對(duì)策及技術(shù) .................................................................................................................................... 112 軟巖巷道對(duì)支護(hù)的要求 ...................................................................................................................................................... 112 軟巖巷道的支護(hù)對(duì)策 ........................................................................................................................................................... 112 軟巖巷道支護(hù)技術(shù) ............................................................................................................................................................... 113 5 實(shí)例應(yīng)用效果 ................................................................................................................................................................................ 114 工程概況 ................................................................................................................................................................................. 114 第 頁(yè) 共 120 頁(yè) 4 該工程巷道支護(hù)設(shè)計(jì) ........................................................................................................................................................... 115 新掘巷道支護(hù)方案 ....................................................................................................................................................... 115 已變形巷道修復(fù)加固方案 .......................................................................................................................................... 116 井下試驗(yàn)與支護(hù)效果分析 .................................................................................................................................................. 117 7 總結(jié) ................................................................................................................................................................................................. 118 參考文獻(xiàn)： ........................................................................................................................................................................................ 119 致 謝 ................................................................................................................................................................................................. 120 第 頁(yè) 共 120 頁(yè) 5 設(shè)計(jì)總說(shuō)明 摘要 本設(shè)計(jì)包括兩個(gè)部分： 一般部分和專(zhuān)題部分。本井田內(nèi)的可采煤層有 2煤、 8煤、厚度分別為 6m、 、總厚度為 ，傾角平均為12 度。 礦井布置一個(gè)綜采工作面保證全礦井的產(chǎn)量，長(zhǎng)度 200m，煤在運(yùn)輸大巷的運(yùn)輸采用皮帶運(yùn)輸。 shaft and three levels up the mountain to open up。 central unattached mode 第 頁(yè) 共 120 頁(yè) 7 一 般 部 分 邢臺(tái)礦 240 萬(wàn)噸新井設(shè)計(jì) 第 頁(yè) 共 120 頁(yè) 8 1 礦井概述及井田地質(zhì)特征 礦井概述 礦井位置，范圍 邢臺(tái)礦位于河北省邢臺(tái)市西南部，地理坐標(biāo)為：東經(jīng) 114176。 03′ 53″，礦區(qū)范圍由以下 29 個(gè)坐標(biāo)拐點(diǎn)圈定，礦區(qū)面