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机构地区:[1]辽宁工程技术大学机械工程学院,辽宁阜新123000
出 处:《煤炭工程》2005年第11期17-18,共2页Coal Engineering
摘 要:随着提升机的货载量不断加大,为保证卷筒强度,通常采用增加壁厚的办法,但这却给钢板的加工、焊接带来很大的困难。论文根据提升机卷筒受力特点,充分考虑绳槽的影响,把卷筒作为一种有环向密集弱加筋的圆筒壳,提出了一种新的卷筒壁厚计算方法,可为实现卷筒壁厚合理设计提供参考。Along with the continual increse of the cargoes of a drum hoist, we usually fortify the thickness of the drum to ensure the drum's strength. But this way makes greate difficulties to processing and sealing the armor plate. Recording to the forced characters of the drum, the drum is looked as a cylindrical shell with ring stiffened weakly in this paper. A new calculation method on the thickness of the drum is proposed with the consideration of the effects of grooves. The result supplys reference for designing the thickness of the drum reasonably.
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