电梯轿架强度的试验研究

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Aiming at the difficulty to analyze the strength of car frame through theoretical calculation,the experimental analytical method is put forward.Static loading experiment is carried out under various working conditions.The necessary equipments of experiments as well as the test contents and the evaluation of the results are introduced respectively,and the stress and distortion of car frame under different loadings are analyzed.The suggestions of design and production are proposed.The results show that the design requirements of the strength of car frame can be met by strengthening the weak parts.针对理论计算难于精确进行轿架强度分析这一问题,提出了对其用试验方法进行分析的解决方法。根据电梯使用工况对电梯轿架进行静载试验,介绍了开展试验所需设备、测试项目及结果评价方法;分析了不同载荷工况下轿架应力及变形情况,并提出了设计及生产方面的建议。试验结果表明：对薄弱部位进行加强可以使轿架强度满足设计要求。