文档介绍：设计总说明 I 设计总说明本设计包括两部分:一般部分和专题部分。一般部分是河北开滦集团荆各庄矿300 万吨新井设计。全篇共有十篇,依次是:矿区概述及井田地质特征,井田境界及储量,矿井工作制度和设计生产能力,井田开拓, 采区巷道的布置,采煤方式,井下运输,矿井提升,矿井通风与安全,矿井基本技术经济指标。开滦矿务局荆各庄矿位于河北省唐山市开平区境内,矿井井田走向 ,倾向长度为 公里。井田面积 平方公里。井田内可采煤层共 3 层,分别为 9 号煤层, 11号煤层和 12-1 号煤层,9号煤层为主采煤层,煤层赋存稳定平均厚度 米,平均倾角85 度,为近水平煤层。井田内工业储量为 52267 万吨,可采储量为 36936 万吨。相对涌出量为: ~ , 绝对涌出量为 ~ , 属于低***矿井。煤层有自然发火现象。该矿井设计年生产能力为 300 万吨,服务年限为 年。采用双立单水平开拓盘区条带开采。开采水平标高为-360 水平。矿井采用单面倾斜长壁后退式一次采全高全部垮落法综合机械化采煤法。矿井布置一个综采面,工作面长度为 200米。煤的运输采用胶带输送机。矿井通风机工作方式为抽出式,矿井通风方式为中央边界式。专题部分为浅谈煤巷锚杆支护机理。关键词: 井田开拓;采煤方式;运输提升;通风安全;综合机械化设计总说明 II T he General Introduction of the Design This design including two parts: Common part and special. mon part is Hebei Kailuan group Jing Gezhuang the ore 3,000,000 ton new well altogether has ten, is in turn: The mining area outline and the well field geological feature, the well field boundary and the reserves, the mine pit work routine and design productivity, the well field development, picks the area tunnel the arrangement, the mining coal way, the mine shaft transportation, the mine hoist, mine ventilation and is safe, mine pit basic technology economic indicator. Kailuan Mining bureau Jing Gezhuang the ore is located within the boundaries of the Hebei Province Tangshan Kaiping area, the mine pit well field moves towards kilometers, the tendency length field area square the well field may mine coal level altogether 3, respectively is9 coal beds, 11 coal beds and 12-1 coal bed, 9 coal beds primarily mine coal the level, the coal bed tax save the stable average thickness meters, average inclination angle 85 degrees, for near horizontal coal the well field mercial production is522,670,000 tons, the recoverable resources is369,360,000 out the quantity is relatively: ~, gushes out the quantity is absolutely ~, belongs to the low gas mine coal bed has t