在现今的钢结构柱脚设计中，在剪力超过柱脚与混凝土间摩擦力时设抗剪键。它通常用较厚的槽钢或工字钢垂直焊接在柱脚底面的水平钢板上，并埋在砼基础内预留的抗剪槽中，一般用微膨胀混凝土二次浇灌。
安装时先安装预应力拉杆副，然后施加预应力，最后安装抗剪键。
When in installation, the prestressed pull rod pairs are firstly installed, then the prestress is applied, and the shear keys are finally installed.
对规程中抗剪键的设置不够具体等问题，提出抗剪键的设置建议及计算公式。
The suggestions on erecting a shear key and its formula are also proposed in view of the fact that there are no specific methods for erecting the shear keys in the regulations.
完成了6个由不同形式抗剪连接键连接的钢管混凝土边框与剪力墙组合节点在低周反复荷载下的抗震性能试验。
Systemic experimental research on 6 different composite connections between concrete filled steel tube columns and shear wall under low cycle reversed loading have been done.
应用推荐