self-moving bolt drill是什么意思

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According to the environment and the concrete geological conditions,the comprehensive reinforcement method of prestressed anchor cable,self-drilling anchor bolt,steel-net and shotcrete is adopted for the slope using the engineering analogism and experiential method.

依据周边环境和地质条件,采用工程类比法和经验法对边坡采用预应力锚索、自钻式锚杆、钢筋网和喷射混凝土联合加固的措施;合理的设计参数、正确的支护结构形式和科学的施工步骤,使该加固措施充分发挥了锚固作用;根据锚杆钻孔施工过程中遇到的裂缝位置及边坡极限平衡理论,采用反算法得出岩体力学参数,进而对加固后边坡的安全系数进行计算。

According to the landslide body characteristics,the processes of self-drilling anchor bolt,consolidation grouting and so on were adopted.

主要介绍金堆城东川河改道工程隧洞施工过程中出现的一次较大塌方治理,塌方体松散并含孤石,传统方法无法处理,根据塌方体的特点,有针对性地采取自钻式锚杆、固结灌浆等施工工艺,并获得成功;对隧洞衬砌、地表陷坑进行了处理,确保了工程安全、质量。

According to the theory of self-cleaning screw rod,this paper presents the cross-section parameter equation and sweep-trajectory equation of the screw rod.

依据自清式螺杆理论,列出螺杆横截面参数方程、扫描弹道方程;使用Pro/ENGINEER变截面扫描功能,构造三维模型;对模型进行形体分析,提出可行的机加工方法;构造被切削实体和刀具实体,探讨成型加工可行性与螺距参数间的关系。

This article analyzes vertical transportation program in concrete construction of high and steep slope,by introducing power-bearing principle,functional parameter,design elements,construction technology essentials and innovation highlights of self-drilling hollow anchor poles.

介绍自钻式中空锚杆的受力原理、性能参数、设计要素、施工技术要点和创新亮点,对高陡边坡混凝土施工的垂直运输方案进行分析探讨。