mechanical floor

A Study of the Mechanical Mechanism of Floor Heave-Water in Zibo Mining Area with the Photoelastic Model Test of Soft Material

淄博煤矿采区底鼓水力学机理的软材料光弹模拟试验

On the basis of analyzing mechanical situation of floor strata of roadway driving along goaf in fully mechanized sub level caving face , a mechanical model was established .

在分析综放沿空掘巷底板力学环境的基础上，建立了底板力学分析模型。

Based on the experimental results of one 14-scaled test of conversion column bracket , force transfer mechanism and deformation characteristic are studied and mechanical properties of floor beams at both upper and lower the conversion column bracket are presented .

通过一个缩尺比例约为1∶4的搭接柱转换结构模型试验，研究了搭接柱的传力机制、变形特征以及转换搭接柱上、下层梁的受力特点。

Mechanical deformation analysis of floor strata of roadway driving along next goaf in fully mechanized sub-level caving face

综放沿空掘巷底鼓的受力变形分析

The mechanical model for the floor heave of shear dilation type and its analytic calculation diagram are established in accordance with the constitutive relationship of laneway wall rock .

根据巷道围岩本构关系，建立了剪胀底臌力学模型及分析计算简图，根据岩土体主动和被动压力作用原理，导出了巷道底板塑性区发展范围、深度及底板压力解析计算式。