The invention discloses an anti-falling electric hoist portal crane, and relates to the technical field of hoisting equipment, the anti-falling electric hoist portal crane comprises a double-track main beam, a walking mechanism is slidably connected to the double-track main beam, the walking mechanism comprises a supporting frame, four pay-off machines are fixedly installed on the supporting frame, output shafts of the pay-off machines are fixedly connected with fixing structures, and the fixing structures are fixedly connected with the supporting frame. A limiting frame is fixedly installed on the fixing structure, a pair of protection frames are fixedly installed below the limiting frame, protection shells are fixedly installed in the protection frames, a second motor is fixedly installed on the side edge of the limiting frame, an output shaft of the second motor is fixedly connected with an adjusting rod, and a pair of active correction teeth is fixedly installed on the adjusting rod. According to the electric hoist lifting device, stable transverse movement is achieved through the walking mechanism, the second motor is started to drive the moving block to move, finally, the position of the lifting hook can be adjusted, and the problem that in the prior art, an electric hoist lifting device is not provided with a protection structure, and instability of the device is increased is solved.
本发明公开了一种防坠落的电动葫芦门式起重机,涉及起重设备技术领域,包括双轨主梁,所述双轨主梁上滑动连接有行走机构,所述行走机构包括支撑架,所述支撑架上固定安装有四个放线机,所述放线机的输出轴固定连接有固定结构,所述固定结构上固定安装有限位框,所述限位框下方固定安装有一对防护架,所述防护架内固定安装有防护壳,所述限位框侧边固定安装有第二电机,所述第二电机的输出轴固定连接有调整杆,所述调整杆上固定安装有一对主动矫正齿,通过行走机构实现稳定的横向移动,通过启动第二电机,带动移动块的移动,最终能实现对吊钩位置的调节,解决了现有技术中电动葫芦起重装置由于缺少防护结构增加了装置的不稳定性的问题。
Anti-falling gantry crane with electric hoist
一种防坠落的电动葫芦门式起重机
2024-09-20
Patent
Electronic Resource
Chinese
IPC: | B66C Krane , CRANES |