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井巷施工中的施工机械一(1 / 2)

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井巷施工机械装配是矿山建设中的关键环节。装配前需确保零部件完好无损,尺寸精准匹配。按照设计图纸和技术要求,逐步组装各部件,注意调整机械间隙和紧固螺栓。使用专用工具和设备进行精密装配,确保机械运转灵活、稳定可靠。装配完成后进行全面检查,测试机械性能,合格后方可投入使用。

巷道施工中常用的机械包括掘进机(如岩石掘进机、半煤岩掘进机等)、连续采煤机、皮带输送机、刮板输送机、通风设备以及支护设备等。这些机械设备共同协作,形成机械化作业线,以提高巷道施工的速度和效率。

皮带输送机和刮板输送机在巷道施工中的主要区别有:

结构:皮带机由驱动滚筒、输送带等组成;刮板机由刮板链、溜槽等组成。

原理:皮带机通过皮带传动运行;刮板机通过链条传动运行。

适用场合:皮带机适用于倾斜角度较小的煤层;刮板机适用于坚硬地层和倾斜角度较大的煤层。

皮带输送机和刮板输送机在结构上的差异具体体现在以下几个方面:

一、主要组成部件

皮带输送机:主要由两个端点滚筒及紧套其上的闭合输送带、托辊、机架、驱动装置、拉紧装置、储带装置、制动装置等组成。有些皮带机还会增设推板、侧挡板、裙边等附件,以满足各种工艺要求。

刮板输送机:由传动装置、刮板链、溜槽、保护装置、紧链装置、推移装置、挡煤板和铲煤板等主要部分组成。根据溜槽布置方式和结构可分为并列式及重叠式;按链条数目分为单链、双边链、双中心链和三链等。

二、结构特点

皮带输送机:

结构形式多样,有槽型皮带机、平型皮带机、爬坡皮带机等多种形式。

输送带有橡胶、帆布、PVC、PU等多种材质可选,除了用于普通的输送外,还可耐油、耐腐蚀等有特殊要求的物料输送。

刮板输送机:

机身矮,结构紧凑,强度高,可弯曲,运输能力不受负载的块度和湿度的影响,沿输送机全长可任意位置装煤。

能用于爆破装煤的工作面,作为采煤机沿工作面牵引行走的轨道和导向装置,以及作为拉移液压支架的支点。

综上所述,皮带输送机和刮板输送机在结构上各有千秋,选择哪种设备主要取决于具体的施工环境和需求。

皮带输送机和刮板输送机结构特点的主要差异在于:前者由驱动滚筒、输送带等组成,结构简单,运行稳定;后者由链条、溜槽等组成,机身结构简单且刚度较高,长度可根据需求扩展,适应性强。

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