Application and Research on Dry-mixed Grouting Mortar Containing Lithium Slag Powder 分离用的筛网,分选筛锂渣粉在干混灌浆砂浆中的应用研究
Slippage on the interface ought to be taken into account. Based on Mindlin's displacement solution of elastic semi-infinite body, one-dimensional mechanical model is established respectively for the semi-numerical calculation of the displacement of surrounding rock mass and axial displacement of grouting mortar. 对此,以岩土介质的半无限弹性体假设为基础建立一维力学模型,利用半无限体Mindlin问题的位移解析解,以半数值法求得岩土体与锚固体的孔壁界面位移差值。
In this paper, the behavior of grouting cement mortar to reinforce highway subgrade is analyzed from the aspects of stability, fluidity, viscosity, bleeding ratio and setting time of cement mortar. 对注浆加固公路路基用的水泥浆体从稳定性、流动度、粘滞度、凝结时间、析水率等方面进行了研究。
Principle and application for tube end anchoring-grouting mortar 管式端锚注浆锚杆原理及应用
In this paper, factors affecting the bearing capacity and the mechanism of increasing the bearing capacity of single bored mix in place pile are analysed. Grouting of mortar into the bottom and sides of pile are introduced. 本文分析了影响钻孔灌注桩承载力的因素以及钻孔灌注桩提高单桩承载力的机理,提出了设计计算的原则,此外,还介绍了桩底、桩侧注浆工艺。
In this paper the application of grouting leakage stoppage technology with mud cement sodium grout is introduced for mortar leakage in drilling construction. based upon analysis on mechanism and construction technology author points out that this is a economic and efficient measure for water plugging. 介绍了泥浆水泥水玻璃胶质浆液注浆堵漏技术在处理钻孔浆液漏失中的应用,对堵漏机理、施工工艺进行了分析,提出采取泥浆水泥水玻璃浆液堵漏是一种较为经济、有效的方法。
The Mix Proportion Optimizing Design of Grouting Activated Mortar with Volume Fly Ash 大掺量粉煤灰注浆活性单液砂浆配合比优化设计
The paper analyzes the cause of quality problem in post-tensioned prestressed tendon piping for mortar grouting. It also puts forward the technical measures and key points for ensuring the quality in prestressed tendon piping for mortar grouting. 本文分析了引起后张预应力束管道压浆质量问题的原因,提出了保证预应力束管道压浆质量的技术措施及要点。
Application of jet grouting technique of double-pipe with water and mortar at limited operation section of levee project 水、浆两重管旋喷工艺在作业受限堤段的应用
MZ-1 grouting machine is a new type of grouting equipment used to grout the cement mortar into cable ( rock bolt) hole with 2-8 meter long. The advantage of this equipment is easy to operate. MZ&1型砂浆锚杆注浆机是一种适用于2~8米的砂浆锚索(杆)施工的新型注浆机具。
Study of reinforced highway subgrade with grouting cement mortar 灌注水泥浆体加固公路路基性能研究
Gravitational grouting method, pressure grouting method, mesh reinforcement with cement mortar methods, and mesh reinforcement with concrete walls are the common way to enforce the bearing walls. 对于承重砖墙的破坏常用的加固方法有重力灌浆法、压力灌浆法、钢筋网水泥砂浆法、钢筋网混凝土墙加固法,针对不同的破坏采用适用的加固方法是经济可行的。