范各庄矿240万t新井设计.docx

1、摘 要本设计包括三个部分：一般部分、专题部分和翻译部分。一般部分共包括10章：1.矿区概述及井田地质特征；2.井田境界和储量；3.矿井工作制度、设计生产能力及服务年限；4.井田开拓；5.准备方式-采区巷道布置；6.采煤方法；7.井下运输；8.矿井提升；9.矿井通风；10.矿井基本技术经济指标。一般部分为开滦范各庄矿2.4Mt/a新井设计。开滦范各庄矿位于河北省唐山市东北部，交通便利。井田走向（南北）长约6.87km，倾向（东西）长约3.62km，井田总面积为20.79km2。主采煤层为11号煤、12号煤，平均倾角为12，煤层平均总厚为10.39m。井田地质条件较为简单。井田工业储量为299.7

2、7Mt，矿井可采储量206.52Mt。矿井服务年限为66.2a，矿井正常涌水量为249m3/h，最大涌水量为563m3/h。矿井瓦斯涌出量较低，为低瓦斯矿井。井田划分为三水平，第一水平标高为-350m，第二水平标高为-550m，第三水平标高为-800m，双立井开拓，主井装备箕斗，副井装备罐笼。大巷采用胶带输送机运煤，辅助运输采用1.5t厢式矿车运输。矿井通风方式为两翼对角式通风。矿井年工作日为330d，工作制度为“三八”制。专题部分题目为：深部回采巷道围岩稳定机理分析及控制技术。翻译部分题目为：Optimization of soft rock engineering with particu

3、lar reference to coal mining关键词： 新井设计； 井田开拓； 采煤方法； 锚杆支护ABSTRACTThis design consists of three parts: the general part, the special part and translated part.This design includes ten chapters: 1.An outline of the mine field geology; 2.Boundary and the reserves of mine; 3.The service life and working sy

4、stem of mine; 4.development engineering of coalfield; 5.The layout of panels; 6. The method used in coal mining; 7. Transportation of the underground; 8.The lifting of the mine; 9. The ventilation and the safety operation of the mine; 10.The basic economic and technical norms.The general part is a n

5、ew design of fangezhuang mine. fangezhuang mine lines in Northeast of Tangshan in HeBei province. The traffic of road and railway is very convenience to the mine. The geological structure of this area is simple. The Length of the minefield is 6.87 km ,the width is about 3.62km，the area is 20.792.The

6、 11 and 12 is the main coal seam, and its dip angle is 12 degree. The thickness of the mine is about 10.39m in all. The proved reserves of the minefield are 313million tons. The recoverable reserves are 216 million tons. The designed productive capacity is 24 million tons percent year, and the servi

7、ce life of the mine is 69.5 years. The normal flow of the mine is 249m3 percent hour and the max flow of the mine is 563m3 percent hour, and the gas of the mine is low gaseous mine.The field has been divided three mining levels. The first level should be located at the lever of -350m, which use rais

8、e and dip mining method of vertical shaft development .The second level should be located at the level of -550 meters , The three level should be located at the level of -800 meters According to the condition. The main shaft skip install skip and the auxiliary shaft install cage. Roadway use belt co

9、nveyor to transport coal, the use of auxiliary transport Renovation of 1.5t Van tub transport. The two wings opposite angles ventilation system is used in the mine. The working system “three-eight” is used in the Kailuan mine. It produced 330d/a.Special section entitled: coal mine gas prevention tec

10、hnology.Translated part of the title is: Optimization of soft rock engineering with particular reference to coal miningKeywords : New Well Design; Mine development; Mining method; Suspension roof support 目 录一般部分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、范围和交通位置11.1.2 地形地貌11.1.3 河流水系11.1.4 矿区的气候条件21.1.5 水源、电源

11、21.1.6 工农业生产和原料21.2 井田地质特征21.2.1 煤系地层概述、勘探程度21.2.2 井田地质构造41.2.3 井田水文地质特征41.2.4 地温41.3 煤层特征41.3.1 煤层特征41.3.2 可采煤层特征41.3.3 煤层围岩性质51.3.4 煤的特征52 井田境界和储量92.1 井田境界92.1.1 井田边界92.1.2 井田范围92.2 矿井工业储量92.2.1 钻探工程量102.2.2 矿井地质储量计算102.2.3 矿井工业储量计算112.3 矿井可采储量122.3.1 煤柱的留设122.3.2 可采储量计算143 矿井工作制度、设计生产能力及服务年限153.1

12、矿井工作制度153.1.1矿井工作制度的确定153.1.2矿井每昼夜净提升小时数的确定153.2矿井设计生产能力及服务年限153.2.1确定依据153.2.2矿井生产能力的确定153.2.3矿井及第一水平服务年限的核算154 井田开拓164.1 井田开拓的基本问题164.1.1 井筒形式及数目的确定164.1.2 井筒位置的确定174.1.3 工业场地位置、形式和面积184.1.4 开采水平的确定184.2 矿井基本巷道314.2.1 井筒314.2.2 井底车场314.3 主要开拓巷道324.3.1 主要开拓巷道324.3.2 巷道的支护方式335 准备方式-采区巷道布置415.1 煤层的地

13、质特征415.1.1 煤层埋藏条件415.1.2 煤质与地质情况415.2 采区巷道布置及生产系统425.2.1 采区数目及位置425.2.2 采区走向长度的确定425.2.3 煤柱尺寸的确定425.2.4 采区上山布置435.2.5 区段平巷的布置435.2.6 采区内工作面的接替顺序435.2.7 采区生产系统435.2.8 巷道掘进445.2.9 采区生产能力445.2.10 采区采出率445.3 采区车场选型455.3.1 采区上部车场选型455.3.2 采区中部车场选型455.3.3 采区下部车场选型455.3.4 采区主要硐室476 采煤方法496.1 采煤工艺方式496.1.1

14、采煤工艺的确定496.1.2 机械化程度496.1.3 确定回采工作面长度、工作面推进方向和推进度506.1.4 采煤工艺及设备506.1.5 端头支护及超前支护方式526.1.6 采煤工艺536.1.7 各工艺过程安全注意事项566.1.8 工作面劳动组织和作业循环图表576.1.9 主要技术经济指标586.2 回采巷道布置596.2.1 确定回采巷道布置形式596.2.2 回采巷道支护597 井下运输617.1 概述617.1.1 井下运输设计的原始条件和数据617.1.2 井下运输系统617.2 采区运输设备选择617.2.1 设备选型原则：617.2.2 运输设备的运输能力验算637.3 采区绞车的运输能力验算647.3.1 绞车运输能力验算647.4 大巷运输设备选择677.5 辅助运输大巷设备选择678 矿井提升698.1 概述698.2 主副井提升699 矿井通风及安全719.1 矿井通风系统选择719.1.1 矿井概况719.1.2 选择矿井通风系统原则719.1.3 确定矿井的通风方式729.1.4 通风方法的确定759.1.5 采区通风759.1.6 工作面通风系统769.1.7 矿井通风网络789.1.8 通风系统立体图与网络图789.2 矿井风量计算839.2.1 回采面所需风量的计算839.2.2 掘进工作面需风量849.2.3 硐室需风量85