The foldable guardrail comprises two protection assemblies, each protection assembly comprises an ejector rod horizontally arranged above a side beam, a plurality of rotating rods are hinged to the lower portion of each ejector rod, and the lower ends of the rotating rods can rotate along the side beams and are fixed; a notch is formed between the two adjacent protection assemblies, and two sliding bases with the height smaller than the length of the rotating rod are arranged at the notch. When the rotating rods are in an upright state, the sliding bases are far away from the ejector rods; vertical sliding grooves are formed in the sliding bases, sliding shafts are arranged in the sliding grooves, the sliding shafts are hinged to ends of sliding rods, and the other ends of the sliding rods are hinged to the adjacent ejector rods.
本公开涉及一种可折叠护栏及铁路货车,包括两个防护组件,防护组件包括水平设置于侧梁上方的顶杆,顶杆下部铰接多个转杆,转杆下端能沿侧梁转动并固定;相邻防护组件之间形成缺口,缺口处具有高度低于转杆长度的两个滑座;在转杆立起状态下,滑座远离顶杆设置;滑座中有竖向的滑槽,滑槽中设有滑轴,滑轴与滑杆一端铰接,滑杆另一端与相邻的顶杆铰接。
Foldable guardrail and railway wagon
一种可折叠护栏及铁路货车
2021-08-13
Patent
Electronic Resource
Chinese
IPC: | B61D Einzelheiten oder Arten des Wagenaufbaus von Eisenbahnfahrzeugen , BODY DETAILS OR KINDS OF RAILWAY VEHICLES |