The invention discloses a crane having the protection function. The crane comprises a supporting frame, a movable block and a lifting hook, four supporting rods are fixedly installed at the bottom of the supporting frame, supporting legs are fixedly installed at the bottoms of the supporting rods, a guide rail is arranged on the supporting frame, the movable block is glidingly installed on the supporting frame through the guide rail, a control mechanism acting on the movable block is further installed on the supporting frame, a lifting controller is fixedly installed on the movable block, the lifting hook is connected with the lifting controller through a rope, and a stabilizing mechanism and a protection mechanism acting on the lifting hook are installed on the movable block. The height of the lifting hook can be controlled through the lifting controller, and the position of the movable block on the supporting frame can be controlled through the control mechanism, so that the purpose of carrying materials is achieved; the lifting hook and the rope can be prevented from shaking during working through the stabilizing mechanism; and through the protection mechanism, the lifting hook can be stopped when the rope is broken.
本发明公开了一种具有防护功能的起重机,包括支撑架和活动块和吊钩,所述支撑架底部固定安装有四个支撑杆,所述支撑杆的底部固定安装有支撑脚,所述支撑架上开设有导轨,所述活动块通过导轨滑动安装在支撑架上,所述支撑架上还安装有作用于活动块的控制机构,所述活动块上固定安装有升降控制器,所述吊钩通过绳索连接升降控制器,所述活动块上安装有作用于吊钩的稳定机构和防护机构,本发明通过升降控制器能对吊钩的高度进行控制,通过控制机构能够控制活动块在支撑架上的位置,从而达到搬运物料的目的,通过稳定机构能够避免吊钩和绳索在工作时发生晃动,通过防护机构能够在绳索出现断裂时对吊钩起到驻停作用。
Crane having protection function
一种具有防护功能的起重机
2021-04-27
Patent
Elektronische Ressource
Chinesisch
IPC: | B66C Krane , CRANES |
Portal crane device having secondary emergency protection function for crane cars
Europäisches Patentamt | 2020
|