The invention relates to the technical field of ladders, in particular to a caster mechanism of a ladder and the ladder using the caster mechanism, the ladder comprises a ladder assembly composed of two supporting columns and steps, the caster mechanism is arranged beside the bottom end of the ladder assembly, and the caster mechanism comprises a connecting support, a rotating arm, a mounting support, a caster, a connecting shaft, a positioning shaft and an elastic piece; the connecting bracket, the rotary arm, the mounting bracket and the trundles are sequentially arranged on the side of the bottom end of the ladder frame in the linear direction; the connecting bracket is connected with the ladder frame; the rotary arm is hinged to the connecting support through the connecting shaft. A locking mechanism is arranged between the rotary arm and the connecting bracket; the positioning shaft is arranged on the rotary arm in a penetrating manner towards the mounting bracket; a concave-convex structure is arranged on the surface, opposite to the mounting bracket, of the rotary arm; the elastic piece acts between the rotary arm and the mounting bracket; and the caster is rotationally arranged on the mounting bracket through the positioning shaft.
本发明涉及梯子技术领域,具体涉及一种梯子的脚轮机构以及使用其的梯子,所述梯子包括由两支柱和踏步构成的梯架,所述脚轮机构设置于所述梯架底端侧旁,所述脚轮机构包括连接支架、回转臂、安装支架、脚轮、连接轴、定位轴与弹性件;所述连接支架、所述回转臂、所述安装支架和所述脚轮于所述梯架底端侧旁沿直线方向依次设置;所述连接支架与梯架连接;所述回转臂由所述连接轴铰接于所述连接支架;所述回转臂和所述连接支架间设有锁定机构;所述定位轴于所述回转臂上朝向所述安装支架穿设;所述回转臂与所述安装支架的相对面上设有凹凸结构;所述弹性件作用于所述回转臂与所述安装支架之间;所述脚轮安装通过所述定位轴转动设于所述安装支架。
Trundle mechanism of ladder and ladder using trundle mechanism
一种梯子的脚轮机构以及使用其的梯子
2025-03-11
Patent
Electronic Resource
Chinese
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