The invention discloses a variable-span cable crane. According to the variable-span cable crane, the variable-span action can be automatically conducted during construction without external force, thevariable-span action is scientific and stable, no potential safety hazard exists, the variable-span cable crane is suitable for installing a suspension bridge with variable main cable spacing, the practicability of the cable crane is improved, the application range is enlarged, and an optimal hoisting tool is provided for installation of the suspension bridge with the variable main cable spacing.
本发明公开了一种变跨径缆载起重机,无需外力,可在施工期间自行进行变跨径动作,而且变跨径动作科学、平稳,无安全隐患,适用于主缆间距变化的悬索桥安装,提高了缆载起重机的实用性,扩大了使用范围,为主缆间距变化的悬索桥安装提供了最佳的起重工具。
Variable-span cable crane
一种变跨径缆载起重机
2021-03-26
Patent
Electronic Resource
Chinese
IPC: | B66C Krane , CRANES |