punching shear
沖切剪力,沖击剪刀;沖剪应力;沖剪
2025-09-08 18:35 浏览次数 8
沖切剪力,沖击剪刀;沖剪应力;沖剪
the results of previous tests on the slab-column connections subjected to punching shear force are reviewed.
本文回顾了前人的钢筋砼板柱结点沖剪试验结果,分析了其所显示的裂缝开展过程和破坏形式。
the load capacity formula of the joint under tension was developed by use of the punching shear model.
按沖剪模型理论建立了超大直径焊接空心球节点在受拉时的承载力计算公式;
according to the collapse mechanism of the joint in tension, the collapse model was proposed, and the bearing capacity formula of the joint in tension was derived by the punching shear method.
根据受拉球节点的破坏机理,提出了受拉球节点的破坏模型,用沖剪法得到其承载力计算公式。
the times of feed mechanism punching shear is started from0 it can shear in free scope.
送料机构沖剪次数从0开始,任意范围内皆能剪断。
a simple analytical model is presented to predict the ultimate punching shear strength of square steel fiber concrete slab.
该文基于统一强度理论对钢纤维混凝土方形板的沖切承载力进行了理论分析,推导了沖切破坏强度的计算公式。
analysis for punching shear failures character of thick flat raft foundation.
童雄,厚平筏板基础沖切破坏性能研究。
a simplified theoretical solution is also derived for the loading-carrying capacity of the joint, based on the punching shear failure model.
文中还推导了基于沖切面剪应力破坏模型的节点承载力的简化理论解。
compressive stress produced by horizontal prestressing tendons within the raft foundation has much to do with the effective prestress and punching shear capacity.
在考虑应力扩散的影响对抗剪有效作用下,提出了预应力筏板基础边柱合理的抗沖切承载力计算公式。
based upon analytical results, a new type of specimen with two piles diagonally arranged is used and punching shear strength of pile-caps at corners can be readily and reliably measured.
在理论研究的基础上,本文提出了一种能简便、可靠地得到角桩上承台沖切承载力的试验方法。
the deformation not only reflects the flexure behavior of slab at every loading stage, but also affects the stress status on the surface of punching shear cone and the ultimate capacity of…
对沖切板在破坏前各受力阶段的挠度进行了计算,计算结果与实测曲线吻合良好。
three sets of model test in laboratory show that the failure model in the foundation with soft clay underlying layer belongs basically to the punching shear failure.
三组室内模型试验表明具有软弱下卧层的地基破坏模型基本上属于沖切破坏。
first, introduced the conception about the punching shear and difference with other failure.
首先本文介绍了混凝土板沖切破坏的概念,以及与其它类型板柱破坏的区别。
the deformation not only reflects the flexure behavior of slab at every loading stage, but also affects the stress status on the surface of punching shear cone and the ultimate capacity of the slab.
该变形反映了板在各个受力阶段的抗弯性能,也在很大程度上直接影响着沖切锥面上的应力分布和板的抗沖切能力。
second, analysed the influence of bending reinforcement for the punching shear capacity and failure mode.
其次,本文分析了混凝土板中抗弯钢筋对混凝土板破坏形态以及承载力的影响。
it is pointed out that punching shear of plate and shear of oneway plate are two special cases of shear resistance of plates.
本文指出双向平板的沖切问题与单向板的抗剪问题是平板抗剪问题的特殊情况。
drop-panels and column caps are often disposed in cast-in-situ concrete hollow-slab column structures for the requirements of punching shear resistant capacity of slab-column joints.
根据板柱节点受沖切承载力的要求,现浇混凝土空心板-柱结构常需配置柱帽或托板。
the main failure modes of interior connection in rc slab_column are punching shear and flexural failure.
板柱结构中柱节点的破坏形态主要有沖切破坏和弯曲破坏两种。
the deformation not only reflects the flexure behavior of slab at every loading stage, but also affects the stress status on the surface of punching shear cone and the ul…
对沖切板在破坏前各受力阶段的挠度进行了计算,计算结果与实测曲线吻合良好。
such as: load area and shape, strength of concrete, composition of concrete, depth of slab, load position ratio of reinforcement, punching shear reinforcement and scale effect.
主要包括:加载面积和形状、混凝土强度、混凝土的组成、沖跨比及板厚、荷载作用位置、抗弯钢筋的配筋率、抗沖切钢筋以及比例效应。