The invention discloses a weight hook device for a crane, and belongs to the technical field of cranes. The weight hook device comprises a connecting box and hooks, a fixing block is movably arranged in the middle of the connecting box in a penetrating mode, racks are fixedly arranged at the left end and the right end of the fixing block respectively, and gears are movably arranged on the parts, on the left side and the right side of the fixing block, in the connecting box respectively; and a supporting shaft is fixedly arranged in the middle of each gear in a penetrating mode, the hooks are fixedly arranged on the portions, on the front sides of the gears, of the supporting shafts in a sleeving mode, and the hooks can be driven to rotate in the opposite directions through the fixing block, protruding blocks, the racks, the gears and the supporting shafts, so that the upper end of a weight to be lifted can be hooked. The two hooks are arranged, so that the weight to be lifted can be prevented from falling off in the lifting process; and meanwhile, the two hooks are arranged, so that the protection strength can be enhanced, the hooks are prevented from being damaged, the hanging area of the weight to be lifted can be increased, and the upper end of the weight to be lifted can be prevented from being damaged.
本发明公开了一种起重机用重物挂钩装置,属于起重机技术领域,包括连接箱和挂钩,所述连接箱内的中部活动穿插设有固定块,所述固定块的左右两端分别固定设有齿条,且所述固定块左右两侧的连接箱内分别活动设有齿轮,所述齿轮的中部固定穿插设有支撑轴,且所述齿轮前侧的支撑轴上分别固定套设有挂钩,通过设有固定块、凸起块、齿条、齿轮和支撑轴可带动挂钩进行相向转动,从而可对待起重物的上端进行勾起,通过设有两个挂钩可防止待起重物在起重过程掉落,同时通过设有两个挂钩可加强防护强度,避免所述挂钩损毁,同时也可增大待起重物的悬挂面积,避免待起重物的上端被损毁。
Weight hook device for crane
一种起重机用重物挂钩装置
2021-06-04
Patent
Electronic Resource
Chinese