公开(公告)号：EP3981665A1

公开(公告)日：2022-04-13

申请号：EP20773202.5

申请日：2020-02-28

申请人： CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD.

发明人： YANG, Huaping ,  LIU, Hui ,  XIE, Gengchang ,  LIU, Shi

IPC分类号： B61G9/04 ,  B61G9/20

摘要： The present application discloses a buffer gear including a buffer assembly; a connection assembly, the connection assembly including a connection body, the connection body has: a first connection part, the first connection part is mutually and horizontally rotatably connected with the buffer assembly, and the first connection part and the buffer assembly have a first rotation center; a second connection part, the second connection part has a connection surface, the second connection part is connected with a train body through the connection surface, and the first rotation center is located on a rear side of the connection surface; a bearing assembly, the bearing assembly is mutually and horizontally rotatably connected with the connection assembly, the bearing assembly and the connection assembly have a second rotation center, the second rotation center is located on a front side of the connection surface; and a self-adaption assembly, the bearing assembly is connected with the buffer assembly by the self-adaption assembly.