摘要:Considering the condition that the carrying capacity unable to meet the use demands of special construction machinery equipment, its structure design is improved, the double outer ring structure is determined, the radial and axial load capacity is raised, the existing question is solved.%针对常规结构的调心滚子轴承承载能力无法满足专用建筑机械设备使用要求的情况,对其结构进行了改进设计,确立了双外圈结构,提高了径向和轴向承载能力,解决了存在的问题.