End corner column and end wall of rail train and rail train

The embodiment of the invention provides an end corner column and an end wall of a rail train and the rail train. The end corner column comprises a supporting column and a connecting piece, wherein the section of the supporting column is of an inwards-concave structure; and the cover plate is fixed at the end part of the concave structure of the supporting column. The end wall comprises the end corner post. The rail train comprises the end wall. The end corner column structure is used for solving the technical problem that a traditional end corner column structure is high in integrity. 本申请实施例中提供了一种轨道列车的端角柱及端墙，轨道列车。端角柱包括：支撑柱，所述支撑柱的截面具有内凹结构；盖板，所述盖板固定在所述支撑柱的内凹结构的端部。端墙包括上述端角柱。轨道列车包括上述端墙。本申请实施例用以解决传统端角柱结构的整体性较高的技术问题。