The invention relates to the technical field of cranes, and discloses a protection device of a crane. The protection device comprises a control cabin; one side of the control cabin is fixedly connected with fixing rods; a buffer mechanism is arranged in the control cabin; the buffer mechanism includes a buffer groove, a buffer spring, a piston plate and a connecting column; the buffer groove is arranged in a top shell of the control cabin; the buffer spring is fixedly installed at the bottom part of the interior of the buffer groove; the bottom part of the piston plate is fixedly connected with the top part of the buffer spring; the bottom part of the connecting column is fixedly connected with the top part of the piston plate; a winding mechanism is arranged in the control cabin; the winding mechanism includes adjusting wire ropes, a wire rope hole, turning wheels, a fixing frame, a rotating shaft, partition plates, a winding groove, a rotating disc, a hand crank, fixing grooves and afixing buckle; and the fixing frame is fixedly installed at the top part in the control cabin. The protection device solves the problems that the protection measure for a control cabin of an existingcrane is excessively single and protection is not comprehensive enough.
本发明涉及起重机技术领域,且公开了一种起重机的防护装置,包括操纵室,所述操纵室的一侧固定连接有固定杆,操纵室的内部设置有缓冲机构,所述缓冲机构包括缓冲槽、缓冲弹簧、活塞板与连接柱,所述缓冲槽设置在操纵室顶部壳体的内部,缓冲弹簧固定安装在缓冲槽内部的底部,活塞板的底部与缓冲弹簧的顶部固定连接,连接柱的底部与活塞板的顶部固定连接,操纵室的内部设置有收卷机构,所述收卷机构包括调节钢索、钢索孔、变向轮、固定架、转轴、隔板、收卷槽、转盘、手动摇把、固定槽与固定扣,所述固定架固定安装在操纵室内部的顶部。本发明解决了现有的起重机操纵室防护措施过于单一,防护不够全面的问题。
Protection device of crane
一种起重机的防护装置
2021-03-30
Patent
Elektronische Ressource
Chinesisch
Crane winch protection device, crane and crane winch protection method
Europäisches Patentamt | 2020
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