许厂庄煤矿1.2Mta新井设计.docx

1、摘 要本设计包括三部分：一般部分、专题部分和翻译部分。一般部分为淄博矿务局许厂煤矿1.2 Mt/a新井设计，共分十章：矿井概述及井田地质特征，井田境界和储量，矿井工作制度、设计生产能力及服务年限，井田开拓，准备方式带区巷道布置，采煤方法，矿井运输与提升，矿井通风及矿井基本技术经济指标。许厂井田位于山东济北矿区东部，隶属于济宁市管辖，西南距济宁市10km，东北距兖州市26 km，。井田南北长约8.1 km，东西宽约3.7 km，面积约30.1km2。设计开采煤层为3下煤层，厚度平均为4.2 m。煤层倾角19。井田工业储量为145.53 Mt，矿井可采储量98.57 Mt。矿井服务年限为63.2

2、a，矿井正常涌水量为200 m3/h，最大涌水量为290 m3/h。矿井为低瓦斯矿井。许厂煤矿矿井工作制度为“四六”制，一个综采工作面保产。开拓方式为立井两水平直接延伸，水平标高分别为-240 m，-355 m，准备方式为带区巷道布置。矿井主井采用箕斗提煤，副井采用罐笼作为辅助提升。工作面采用长壁采煤法，面长160 m，采煤工艺为综采。矿井主运输为胶带运输，辅助运输采用无极绳牵引普轨卡轨车运输。矿井通风初期采用中央并列式，后期采用中央分列式。专题部分题目是软岩巷道技术研究。论文阐述了软岩巷道控制的基本理论，系统介绍了软岩巷道基于锚杆、梁、网、混凝土的基本支护技术，论述了一些行之有效的软岩巷道施

3、工的支护技术实例，并简单介绍了新奥法在我国煤矿软岩巷道支护中的实际应用及创新发展，为煤矿及其它行业提供了合理的技术借鉴。翻译部分对煤矿绿色开采技术进行了介绍，其英文题目为Mine Green Mining。关键词：立井；两水平；带区；综采；卡轨车；中央并列式通风AbstractThis design contains three parts:the general part,the special part and the translated part. The general part is a new design of Xu Chang mine belonging to Zi Bo

4、mining bureau whose production capacity is 1.2 Mt per year.It has ten chapters as follows:the outline of mine and mine field geology, boundary and reserves, working system and productive capacity and service life, development method of the mine, the main roadways, coal mining method and layout or ro

5、adways in working area,transportation of underground, mine lifting, mine ventilation and safety, main techniqueeconomic induces.The Xu Chang mine filed lies in the eastern of North mining area. Shandong economic , under the jurisdiction of Jining City , southwest from the Jining City, 10 km northeas

6、t from Yanzhou City, 26 km . Ida north-south length of about 8.1 km , 3.7 km from east to west , covering an area of about 30.1 km2. Design Coal Seam 3 seam under the average thickness was 4.2 m .The coal seams dip 19 .The proved reserves of the minefield are 145.53 million tons,and the recoverable

7、reserves are 98.57 million tons. The designed productive capacity is 1.2 million tons percent year, and the service life of the mine is 63.2 years. The normal flow of the mine is 200m3 percent hour and the max flow of the mine is 290 m3 percent hour. The mineral well gas gushes is lower, It is a low

8、 gas mineral well.The working system is “four-six”.One productive place meets the requirement. The mode of development about the mine is vertical development. The mine has two levels, the first level locates in the level of 240 meters, the second in the level of 355 meters.The main shaft uses skip h

9、oisting and the auxiliary shaft adopts cage hoisting. The working face adopts long wall retreating to the strike.Its length is 160 meters.The technology of the working face is the full-mechanized mining.Belt Conveyor to transit coal is used chiefly to transport coal, the auxiliary transportation use

10、s 1t solid car. Endless rope traction & P rail rail car is used for Xu Chang coal mine in prophase and at anaphase defile ventilation is used at anaphase.The thematic part of the topic is the study of soft rock roadway . The paper described the basic theory of soft rock roadway control , the system

11、soft rock roadway based on the bolt , beam , mesh , concrete support technology , discusses some effective soft rock tunnel construction support technology examples , and brief introduction to the practical application of NATM in the soft rock of Chinas coal mine roadway support and innovative devel

12、opment , provides a reasonable technical reference for the coal mines and other industries .The english topic of transportation part is Study on he green mining technology, its English title is “Mine Green Mining”.Keywords: vertical shaft; two-level; strip district;comprehensive mechanization; rail

13、car; centralized juxtapose ventilation.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 交通位置11.1.2 地形地貌及水系11.1.3 气象及地震烈度11.1.4 矿井电源11.2 井田地质特征31.2.1 井田地质概况31.2.2 地层31.2.3含煤地层31.2.4 构造41.2.5 水文地质特征51.3 煤层特征61.3.1 煤层61.3.2 煤质81.3.3 煤层开采技术条件92 井田境界和储量102.1井田境界102.1.1井田境界确定102.1.2井田赋存特征102.2矿井工业储量112.2.1储量计算基础112.2.

14、2储量计算范围112.2.3地质储量计算112.2.4 矿井工业储量122.3 矿井可采储量132.3.1 安全煤柱留设原则132.3.2 永久煤柱及保护煤柱损失量143 矿井工作制度、设计生产能力及服务年限183.1矿井工作制度183.2矿井设计生产能力及服务年限183.2.1确定依据183.2.2矿井设计生产能力183.2.3矿井服务年限193.2.4井型校核194 井田开拓214.1 井田开拓的基本问题214.1.1井筒形式、数目、位置及坐标214.1.2工业场地的选择224.1.3开采水平的确定234.1.4主要开拓巷道234.1.5 矿井开拓延深及深部开拓布置方案244.1.6 矿井

15、开拓方案比较254.2矿井基本巷道284.2.1井筒284.2.2井底车场324.2.3矿井基本巷道345 准备方式带区巷道布置375.1 煤层地质特征375.1.1 首采区的选择375.1.2 煤层特征375.1.3 煤层顶、底板特性375.1.4 地质构造385.1.5 水文地质385.1.6 地表情况385.2 带区巷道布置及生产系统385.2.1带区准备方式的确定385.2.2 带区位置及范围395.2.3 区段长度395.2.4 带区分带数目和煤柱尺寸395.2.5 生产系统395.2.6 带区巷道掘进405.2.7 带区生产能力和采出率405.3 带区运料斜巷、煤仓及变电所425.3.1 带区车场425.3.2 带区煤仓435.3.3 带区变电所436 采煤方法446.1采煤工艺方式446.1.1带区煤层特征及地质条件446.1.2确定采煤工艺方式456.1.3回采工作面参数476.1.4 工作面设备选型486.1.5 超前支护方式516.1.6 放顶步距、放煤方式和采放比526.1.7 回采工作面长度、推进方向、推进度526.1.8 各工艺过程注意事项526.1.