The invention provides a front end opening and closing mechanism of a railway vehicle. The movable cover is provided with an annular cover body, a first side cabin door and a second side cabin door, is arranged at the first side opening end of the movable cover and can seal the first side opening; the first side cabin door is connected with a first side cabin door driving mechanism, the second side cabin door is connected with a second side cabin door driving mechanism, and the first side cabin door and the second side cabin door can be driven to rotate around the base and opened or closed relative to the movable cover; the movable cover is mounted on the base through the movable cover mounting mechanism, the movable cover mounting mechanism comprises a mounting seat and a supporting seat, the mounting seat is mounted on the base, and the movable cover is mounted on the supporting seat; a sliding fit structure is arranged between the mounting seat and the supporting seat, so that the movable cover can move close to or away from the cabin door. The movable cover is designed to be of a structure capable of moving relative to the vehicle body, the cabin door size can be effectively reduced, and the problem that in the prior art, the front end opening and closing mechanism cabin door track checking difficulty is large can be solved.
本发明提供一种轨道车辆前端开闭机构。活动罩具有环形罩体,第一侧舱门和第二侧舱门,设置在活动罩第一侧开口端,能够封闭所述第一侧开口;第一侧舱门连接第一侧舱门驱动机构,第二侧舱门连接二侧舱门驱动机构,第一侧舱门和第二侧舱门均可被驱动绕底座转动,相对活动罩打开或闭合;活动罩通过活动罩安装机构安装在底座上,活动罩安装机构包括安装座及支撑座,所述安装座安装在底座上,活动罩安装在支撑座上;安装座与所述支撑座之间设置有滑动配合结构,使活动罩可产生向靠近或远离舱门方向的运动。将活动罩设计为可相对车体运动的结构,可以有效减小舱门尺寸,可以解决现有技术中前端开闭机构舱门轨迹校核难度大的问题。
Opening and closing mechanism at front end of railway vehicle
轨道车辆前端开闭机构
2023-09-22
Patent
Elektronische Ressource
Chinesisch
IPC: | B61D Einzelheiten oder Arten des Wagenaufbaus von Eisenbahnfahrzeugen , BODY DETAILS OR KINDS OF RAILWAY VEHICLES |
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