The invention provides a special lifting device for a crane, which relates to the field of cranes, and comprises a mounting seat, a mounting assembly, an adjusting device and a lifting hook, one side of the mounting seat is connected to the crane, the other side of the mounting seat is connected with the mounting assembly, and the mounting assembly is connected with the lifting hook through the adjusting device; the mounting assembly comprises hydraulic rods, hydraulic cylinders, a hydraulic synchronous valve and a flow controller, a plurality of hydraulic cylinders are uniformly distributed on the other side of the mounting seat, the hydraulic cylinders are provided with the hydraulic rods which are correspondingly connected one by one, the plurality of hydraulic cylinders are connected with the hydraulic synchronous valve, and the flow controller is arranged on the hydraulic synchronous valve; and the hydraulic synchronous valve adjusts the flow of each branch part through the flow controller, so that the flow in the plurality of hydraulic cylinders is kept consistent, and synchronous driving of the plurality of hydraulic rods is ensured. Hydraulic control over the hydraulic cylinder is achieved through the hydraulic synchronous valve, the multiple hydraulic rods are driven synchronously, the moving stability and consistency are guaranteed, angle adjustment of the lifting hook within a certain range is achieved, and the application range is widened.
本发明提供了一种涉及起重机领域的起重机专用起吊装置,包括:安装座、安装组件、调节装置以及吊钩,安装座一侧连接于起吊机上,安装座另一侧连接安装组件,安装组件通过调节装置连接吊钩;安装组件包括液压杆、液压缸、液压同步阀以及流量控制器,安装座另一侧上均匀分布有多个液压缸,液压缸上设有与之一一对应连接的液压杆,多个液压缸连接液压同步阀,液压同步阀上设有流量控制器,液压同步阀通过流量控制器进行调整各支部的流量,使多个液压缸内流量保持一致,确保多个液压杆同步驱动。本发明通过液压同步阀对液压缸实现液压控制,使多个液压杆同步进行驱动,保证移动的稳定性和一致性,使吊钩实现一定范围内的角度调整,扩大适用范围。
Special hoisting device for crane
起重机专用起吊装置
2025-03-21
Patent
Electronic Resource
Chinese
IPC: | B66C Krane , CRANES |
Crane beam hoisting device, hoisting structure and hoisting method
European Patent Office | 2022
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