The invention discloses a steering knuckle structure for a tower crane. The steering knuckle structure comprises a steering support, a left flange plate and a right flange plate, wherein the left flange plate and the right flange plate are of an integral structure and arranged on two sides of the steering support, a left pin shaft and a right pin shaft are respectively inserted and mounted on theleft flange plate and the right flange plate, a steering knuckle rod is arranged between the left flange plate and the right flange plate, and a left circular table connecting section and a right circular table connecting section are respectively and rotatably inserted into circular table inserting grooves symmetrically arranged at the two sides of the tail end of the steering knuckle rod; a leftcylindrical tail section and a right cylindrical tail section are respectively and rotatably inserted into cylindrical inserting grooves arranged at the middle positions of the tail ends of pin shaftholes, a plurality of square inserting grooves are uniformly distributed on the left cylindrical tail section, the right cylindrical tail section is provided with a plurality of square inserting columns of an integrated structure, and the plurality of uniformly distributed square inserting columns are arranged in the plurality of uniformly distributed square inserting grooves in an inserting and assembling manner. By adopting the steering knuckle structure, the mounting and dismounting between the steering support and the steering knuckle on the tower crane can be conveniently realized, and the connection reliability and the loading and unloading efficiency are improved.
本发明公开了一种塔式起重机用转向节结构,包括转向支座以及设于的转向支座两侧一体结构的左翼缘板、右翼缘板,左翼缘板、右翼缘板上分别插设安装有左销轴、右销轴,左翼缘板与右翼缘板的间距之间设置有转向节杆,转向节杆尾端两侧对称设置的圆台插槽内分别转动插设连接左圆台连段、右圆台连段,销轴孔尾端中部位置处设置的圆柱插槽内分别转动插设连接左圆柱尾段、右圆柱尾段,左圆柱尾段上均布开设有多个方形插槽,右圆柱尾段上均布设有多个一体结构的方形插柱,多个均布的方形插柱插接装配设置在多个均布设置的方形插槽内。采用本技术方案,便于实现塔式起重机上转向支座与转向节杆之间的安装、拆卸,提高连接可靠性和装卸效率。
Steering knuckle structure for tower crane
一种塔式起重机用转向节结构
2020-10-30
Patent
Electronic Resource
Chinese