The invention discloses a railway vehicle body connecting structure which comprises a vehicle roof structure and a side wall structure which are matched with each other, and the vehicle roof structure comprises a hollow vehicle roof body and a vehicle roof insert inserting structure arranged on the lower portion of the hollow vehicle roof body. The side wall structure comprises a hollow side wall body and a side wall insert inserting structure arranged at the top of the hollow side wall body, and the roof insert inserting structure and the side wall insert inserting structure are matched in an inserting mode through a convex-concave structure and connected in a riveting mode. The car roof and the side wall are accurately positioned through the insert inserting structure, it is guaranteed that no gap exists on the matching face of the car roof and the side wall through the conical plane of the insert, the matching sealing performance is improved, noise is lowered, use of positioning tools is reduced, the assembling installation precision is guaranteed, and cost is saved.
本发明公开了一种轨道车辆车体连接结构,包括相配合的车顶结构和侧墙结构,所述车顶结构包括中空车顶本体和设在中空车顶本体下部的车顶嵌件插接结构,所述侧墙结构包括中空侧墙本体和设在中空侧墙本体顶部的侧墙嵌件插接结构,所述车顶嵌件插接结构和侧墙嵌件插接结构之前通过凸凹结构插接配合并通过铆接相连。通过嵌件插接结构将车顶与侧墙准确定位,并通过嵌件的锥形平面保证车顶与侧墙的配合面没有间隙,提高了配合密封性能,降低了噪声,并减少定位工装的使用,确保组装的安装精度,节约了成本。
Vehicle body connecting structure of railway vehicle
一种轨道车辆车体连接结构
2022-12-20
Patent
Elektronische Ressource
Chinesisch
IPC: | B61D Einzelheiten oder Arten des Wagenaufbaus von Eisenbahnfahrzeugen , BODY DETAILS OR KINDS OF RAILWAY VEHICLES |
Railway vehicle roof structure, railway vehicle body and railway vehicle
Europäisches Patentamt | 2020
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Europäisches Patentamt | 2019
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