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井巷施工中的施工机械一(2 / 2)

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在输送物料方面,皮带输送机适用于多种物料且平稳高效;而刮板输送机则更适合大流量、长距离输送,尤其擅长处理坚硬地层和倾斜角度较大的煤层,并能有效防止物料泄漏。

在处理不同物料时,皮带输送机结构简单、运输效率高且适应性强;但能耗较高,对特殊环境可能不适用。刮板输送机结构坚实、运输能力大,适合重型运输场景;然而耗电量大,溜槽易磨损,噪音较大,且不宜长距离输送。

皮带输送机在处理特殊性质物料时可能不适用,且能耗较高;刮板输送机则对物料的流动性、湿度和粘稠度有一定要求,否则容易造成堵塞或磨损加剧。

在处理物料时,刮板输送机确实可能会因物料的流动性、湿度和粘稠度而面临一些挑战。为了克服这些难题,可以采取以下措施:

一、针对物料流动性的优化

调整物料配比:通过改变混合料的成分比例,改善其整体流动性。例如,在输送黏性较大的物料时,可以适当添加流动性较好的辅料进行稀释。

特殊设计刮板:增加刮板的数量和密度,以便更有效地抓取和拉升物料。同时,优化输送槽的形状和结构,减少物料在输送过程中的滑落和堆积。

二、控制物料湿度

调节加水量:对于湿度过高的物料,可以通过调节加水量来降低其湿度,但需注意避免物料过于潮湿而影响输送效果。

加热干燥处理:在输送过程中,对易受潮的物料进行加热干燥处理,以保持其适当的干燥状态。

环境湿度控制:在存放物料的仓库中,通过调控环境湿度来降低物料吸湿的可能性,从而保持其适宜的湿度水平。

三、应对物料粘稠度的策略

选用合适型号的刮板输送机:根据物料的粘稠度特性,选择具有更强输送能力的刮板输送机型号,以确保物料能够被顺利输送。

调整操作参数:在实际操作中,可以通过调整刮板输送机的速度、刮板间距和角度等参数,以适应不同粘稠度物料的输送需求。例如,降低输送速度可以减少物料在输送过程中的滑落,而适当的刮板间距和角度则有助于更有效地抓取物料。

四、其他辅助措施

使用预处理设备:在刮板输送机的前端安装预处理器,对物料进行初步处理,如脱水或添加固化剂等,以改变其物理性质,使其更易于被输送。

定期清洁和维护:定期对刮板输送机进行清洁和维护,清除粘附在输送机上的残留物,保持设备的良好运行状态。这不仅可以提高输送效率,还能延长设备的使用寿命。

综上所述,通过综合考虑物料特性、刮板输送机选型、操作参数调整以及辅助设备的使用等措施,可以有效克服刮板输送机在处理物料时因流动性、湿度和粘稠度造成的挑战。

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