【摘要】 根据短柱壳的力学原理 ,对软岩巷道锚喷与金属支架联合支护结构的内力和变形阐述了其特点 ,提出了一种简化计算方法并导出了计算公式 ,探讨了危险截面位置和截面强度设计的控制因素 ,为这种联合支护结构设计提供了一定的理论依据更多还原

【Abstract】 According to the mechanics principle of short pillar shell, a simplified calculation method for the internal force and deformation of bolt shotoreting and metal set united supporting structure in soft rock roadway is proposed and its features are described.The position of its dangerous section and the control factor of section strength design are discussed, providing certain theoretical bases for the design of such united supporting structure.更多还原