电梯安全钳制动块与导轨接触应力的有限元计算方法

吴洋,肖磊,王玮彦,许金鑫,杜原,杨泊莘,安琦

Finite element calculation method of contact stress between elevator safety gear brake block and guide rail

Yang WU,Lei XIAO,Weiyan WANG,Jinxin XU,Yuan DU,Boxin YANG,Qi AN

表 2 安全钳和导轨的材料参数

Tab.2 Material parameters of safety gear and guide rail

材料 E/GPa µ α/10−6 kxy/(W·m−1·℃−1) c/(J·kg−1·℃−1) Q235(20 ℃) 211 0.30 10.6 51.6 450 Q235(100 ℃) 207 0.30 12.2 48.9 483 QT600(20 ℃) 169 0.27 11.1 52.2 503 QT600(100 ℃) 166 0.27 13.2 57.2 537 GCr15(20 ℃) 210 0.30 — — —