The invention relates to a net rack type combined lifting appliance. The net rack type combined lifting appliance comprises a steel net rack body, lifting pieces and hanging pieces. The steel net rackbody consists of a middle net rack and a peripheral net rack. The middle net rack comprises top rod pieces, vertical rods, bottom rod pieces and joint bolt balls, and the cross section of the middlenet rack is polygonal. The peripheral net rack is composed of bottom extension rods, inclined rods, bottom surrounding rods and joint bolt balls, and the cross section of the peripheral net rack is triangular. The lifting pieces are arranged at the tops of the joint bolt balls corresponding to joints at the top of the middle net rack, and the hanging pieces are arranged at the bottoms of the jointbolt balls corresponding to joints at the bottoms of the middle net rack and the peripheral net rack. The net rack type combined lifting appliance is suitable for hoisting large and medium silos, roof truss components or the like, design and combination can be carried out according to the shape, size and weight of hoisted equipment or components, the applicability is high, and the overall structural strength is high. The lifting pieces, the hanging pieces and the bolt ball steel net racks are fixedly connected through bolt balls, and connection, disassembly and replacement are very convenient.
本发明涉及一种网架式组合吊具,包括钢网架本体、起吊件及挂吊件;钢网架本体由中部网架及外围网架组成,中部网架包括顶部杆件、立杆、底部杆件及节点螺栓球,中部网架的横截面为多边形;外围网架由底部延长杆、斜杆、底部围杆及节点螺栓球组成,外围网架的横截面为三角形;中部网架的顶部各节点对应的节点螺栓球顶部分别设起吊件,中部网架及外围网架的底部各节点对应的节点螺栓球底部分别设挂吊件。本发明适用于大中型筒仓或屋架类构件等的吊装;可根据所吊设备或构件的形状、尺寸及重量进行设计组合,适用性强,整体结构强度高;起吊件、挂吊件与螺栓球钢网架通过螺栓球固定连接,连接、拆卸及更换均十分方便。
Net rack type combined lifting appliance
一种网架式组合吊具
2020-10-09
Patent
Elektronische Ressource
Chinesisch
IPC: | B66C Krane , CRANES |
Rack transmission self-opening and closing lifting appliance
Europäisches Patentamt | 2023
|Lifting appliance for large roughing mill rack and using method of lifting appliance
Europäisches Patentamt | 2023
|