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src="/website/include/FABED9CE04664969B6B296DF11386194.html"></iframe> <!-- 文章 start--> <div id="o526685197" class="container"> <div id="o526685197" class="enterprise-info-box"> <div id="o526685197" class="enterprise-info-category-descr"> <img src="/resource/website/article/Content/img/enterprise-info-category-descr.jpg" /> <a id="o526685197" href="/index.html">首页</a> >> <a id="o526685197" href="/website/article/12/index.html">讑֤频道</a> >> <a id="o526685197" href="/website/article/1213/index.html">l典案例</a> >> 正文 </div> <div id="o526685197" class="enterprise-info-mainbody"> <span id="id" style="display: none;">0A63DAEFAE4F42FC9B1E799811655375</span> <div id="o526685197" class="title">梅山铁矿采矿l构参数优化及主体设备选型( ?</div> <div id="o526685197" class="sub-title">2012-10-25</div> <!-- D start --> <div id="o526685197" class="introduction"> 介绍了梅山铁矿无底柱分段崩落法结构参C化方法及采掘讑֤更新? c指Zl构参数大型化、设备大型化、电动化、液压化是我国采矿方法的发展方向? </div> <!-- D start --> <!-- 正文 --> <div id="o526685197" class="mainbody"> <div id="o526685197" style="display:none"> ???? SSSSSSS SSSSSSSS SSS SS SSSSSS SSSSSSSS SSSSSS SSS SSS SSSSS SSSS ?WSSS ? SSSSq?S 月第 1S ? 技术交? 梅山铁矿采矿l构参数优化及主体设备选型( ? 董振? 梅山矿业公司) ( ??介绍了梅山铁矿无底柱分段崩落法结构参C化方法及采掘讑֤更新? c指Zl构参数大型化、设备大型化、电动化、液压化是我国采矿方法的发展方向? x?梅山铁矿 采矿 l构参数 优化 S 4 梅山摘摘采摘M摘摘的摘型及摘用 梅山铁矿一期g深后, 矿块q面寸? Sm 6Sm 增大?S5m 1SSm, 分段?q\ ? 其一是全部采?Sm 铲运? 每个矿块?1 ? 没有备用矿块; 其二铲运Z? 每个矿块 ?1 ? 矿块备用pL S1S; 其三是全部采? 5 S 间距?1Sm 1Sm 增大?15m 15m, 而且q? 产量要求达S5S ?t, 二期要求达SSS 万t, ׃ 矿体集中, 作业U短, 可布|生产矿块非常有 ? 因此必须选用大型高效的采掘设备? S11 回采出矿讑֤的选择 Sm 铲运? 每个矿块?1 ? 没有备用pL, S U方案所需的生产准备矿量如?S 所C? ?4 生摘准摘摘量 配置 方式 / (? 备采矉K 1 采准矉K / (万t S- 1 ) 铲运 能力 机斗 / (万t ? mS (?S)- 1 矿块 备用 pL - ? ? / (万t S ) )矿块- 1) S5S SSS S5S SSS S5S 1SSS 15SS SSSS 选择回采出矿讑֤的标准有两条, x? 产量要求和生产准备保有矿量尽量少? 梅山矿体厚大集中, 目前每个分段控制? 量均?1SSS ?t 以上, 矿块呈棋盘式布局, ? 果按以往那样一个分D|q_安排一个工? 大量已准备好的矿块将被闲|? 生准备矉K 保有量将非常庞大, 资金严重积? 在目前市 场经的情况下是不可取的。经反复研究, ? 遵@安全原则? 采用以矿块ؓ采矿作业单元, 同水q_U作业ƈ行的生l织Ҏ? S1111 保证产量所需讑֤台数 1 S S S S S 15 15 SS 1 S 1 S SS S S 5SS SSS 85S 11SS 1SSS 6SS 8SS 1SSS S p S 可知, S 个方案中采用 Sm 电铲? 的备采矿量和采准矉K保有量最? 分别? S SSS ?t ?8SS ?t。由于国内尚无?5m 以上铲运机的成功l验, 备g国化难度较? 因此, 选择芬兰 SSS SSCK 中的 SSSS SSSS, S 斗容?S18m 的电动铲q机作ؓ回采出矿? S ? 代替?LK- 1 ?Sm 柴a铲运机和 SSS? S1S 采矿凿岩讑֤的选择 S 如果采用 Sm 的铲q机出矿, ?15 ?t/ S 采矿l构参数?1Sm 1Sm 加大?15m ? 扣去采准矉K, q?S5S ?t 旉 15 ? 1 5m ? 回采炮孔的^均深度由 1Sm 增加? Sm, 最 ?孔由 1Sm ?大到 19m, ??? S 讑֤, SSS ?t 旉 SS ? 如果采用 Sm 铲运 1 ? 台年?SS ?t ? 分别需 8 台?S 台? S111S 生准备矉K分析 < 6Smm 加大?<SSmm 以上。ؓ此对原有? CSC- 1S1 型风动中孔台车进行钻?<SS~ S8mm 的炮孔试? 试验l果表明, ?f= 1S~ 1S 条g? 台效?SS~ S5m, 对应台年 SS 1~ S1S ?m, 可知 CSC- 1S1 型台车增大孔径和 1 ?S U方案对所需的生产准备矿量进行比 董振? 上v梅山矿业 公司技术中? 教授U高? S1SSS1 ? 京市西善桥? ȝ SSS ? 矿业快报 SSSS q?S 月第 1S ? 孔深的能力有? 无法满生需要? 各种讑֤使用的成本构成如?S 所C? ?4 各种摘摘使用成本 l多ơ考察和反复比? 最后选择了瑞? StSSs 公司?SSmbS HS5S 全液压采矿凿岩台 ? ?CSS 1SS8 液压凿岩? q于 199S q正 式投入用? ? ? ? ? 讑֤名称 直接 辅助 刉?折旧 成本 生 费用 大修 单位 合计 1 SSSSSSSS ?t- SS SS 1S S8 SS 6S 1SSS 5S SS S1S 采准掘进凿岩和出设备的选择 ? ? SSSSSS1S ?t- 1 SS SS 1S 96 SS 8S 1SSS 6S 1S 1 ?t- SS SS SS 8S 1S 6S SS99 1SS 6S l构参数大型化后, 巷道断面?S1Sm S1Sm 扩大?S15m S18m, 原采用的 SS - SS 型气腿式凿岩机难以适应, 更主要的是由于 量的增加, 采准量的l对数量的增? 也要求高 效的 ?q??? ????StSSs ??? BSSmSSS81 单臂掘进台R?CSS 1SS8 液压? 岩机, 作ؓ掘进凿岩讑֤; 选择 SSmSSck 公司 LK- 1 SSmbSH S5S ?m- S S6S S1 9S 9S SS 59 9SSS 5SS SS CS C- 1S1 ?m- 1 SSS S1 19S SS 8S 85 1SSS 5SS 6S BSSmSSS81 ?m- S 8SS SS SSS 55 1SS SS 8SS8 1S6S S8 ? ? SS - SS ?m- S 8SS 91 SSS S8 19S 65 1S9S 6S SSSSSS1S ?m- S 18S S6 18S SS 5S 6S 1SS 56 5SS 5S Lk- 1 ?m- S S8S S9 SSS 95 1SS SS 9SSS 9SS S6 S ? ? l济效益如下: S 的SSSS- SS1S 柴a铲运? Sm ) 作ؓ采准 回采出矿?SSSSSSSS S ? 产量 SS 69 ?t/ ?S, l济效益 58S1SS 万元/ S; 回采出矿?SSSSSS1S S ? 台年产量 SS S89 ?t/ ?S, l济效益 S8SS SS 万元/ S; 回采 ???SSmbS H S5S 1 ? ?q? 16S5SSm, l济效益 5S161 万元/ S; 出碴讑֤, 同时g回采辅助出矿讑֤? S1S q输讑֤大型? S 一期工E采?1St 甉|车配 6m 定点气动 侧卸式矿车运? 当年产达 S5S ?t ? q输? S 力已达极? 为此改ؓ SSt 甉|车配 1Sm 底侧 ?????BSSmSSS81 1 ? ?q? 卸式矿R, 同时实现了连l装? 自动卸矿, ? 大增加了q输能力, 降低了行车密度? S 5 6 4 1S55m , l济效益 681S8 万元/ S; ?????SSSSSS1S 1 ? ?q? S15 新型采掘讑֤l济指标及经效? 梅山铁矿Ҏ采矿l构参数的增大和产量 增加的需? ?199S q开始陆l从国外引进一 些采掘设? 使生产效率大q度提高, 力_强度 降低, 作业条g改善。实践证明设备选型是正 的, 配套是合理的, 使用非常成功, 效果显著, 在设备无备用的情况下, 所取得的各经技 术指标均辑ֈ国内领先水^, 现就部分采掘? 备年效益计算如下? S 8S1Sm , l济效益 S6516S 万元/ S; 合计l济效益 1S51115 万元? ? ? 从梅山铁矿的实践可见, 采矿l构参数? 型化、设备大型化、电动化是相辅相成、相互促 q的。这两者的l合产生了显著的C会效益? l济效益, 是近十年内我国无底柱分段崩落? 的发展方向?( 收稿日期 SSSS- SS- 11) 信息q_ 水摘摘摘式排液摘 国一家生产水压驱动式排液늚公司? 产出了一U?KSS8S 排液? 用于铂矿高度 回填料输往采石场。连l运转的双u强制混合 器生固体含量ؓ SS%的由水惔、尾矿和水؜ 合而成的糊膏。通过混合器上转矩反馈自动? 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