The invention discloses a special lifting appliance for loading and unloading square steel. The special lifting appliance comprises a fixed block and a movable clamping device, wherein movable arms are arranged at the left ends and the right ends of the front side and the rear side of the fixed block, fixed adjusting blocks are arranged at the upper ends of the outer walls of the first movable arms, lifting rod fixing blocks are arranged at the left corners and the right corners of the front side and the rear side of the fixed block, the lifting rod fixing blocks are connected to adjusting rods through lifting rods, a movable clamping device is arranged between fifth movable arms on the same side, and the top of the movable clamping device is connected to a fourth movable arm. According to the appliance, the adjusting rods match the fixed adjusting blocks, so that clamping by the movable clamping device is easily realized, the front and the rear of the fixed block are provided with movable arms, the lifting effect of the lifting appliance is improved, meanwhile, lifting stability is improved, the stress per unit area is reduced, damage to a coating on the surface of square steel during lifting is avoided, the fixing effect of the device on the square steel is improved, and the lifting appliance is more stable and safer to use.
本发明公开了一种用于方钢装卸的专用吊具,包括固定块以及活动夹取装置,固定块的前后两侧的左、右两端均设有活动臂,第一活动臂的外壁的上端均设有固定调节块,固定块的前后两侧的左、右两角处均设有升降杆固定块,升降杆固定块通过升降杆与调节杆相连,同侧的第五活动臂的之间设有活动夹取装置,活动夹取装置的顶部与第四活动臂相连,本装置通过调节杆与固定调节块相配合,轻松实现了活动夹取装置的夹取,固定块的前后均设置活动过臂,提高了吊具的吊装效果,同时提高了吊装的稳定性,减轻了单位面积的受力大小,避免吊装时对方钢表面涂层造成的损伤,提升了本装置对方钢的固定效果,使用时更加稳定安全。
Special lifting appliance for loading and unloading square steel
一种用于方钢装卸的专用吊具
2021-08-24
Patent
Elektronische Ressource
Chinesisch
IPC: | B66C Krane , CRANES |
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