Crrc Qingdao Sifang Co., Ltd.

Xiaolong Zou

Zhenxian Zhang

Lijun Ma

Pingyu Zhou

Xiaojun Lv

Daqiang Wang

Peidong Wang

Yingming Li

Rongsheng Kuai

Yihui Guan

Zhibo Zhang

An anti-derailment safety device is in a shape of an inverted letter L and includes a transverse portion and a longitudinal portion perpendicular to the transverse portion at a side below the transverse portion; two sides of the transverse portion in a width direction of the transverse portion are each provided with an installation seat formed by a wing plate extending outwardly, and bolt holes are provided on the installation seat; and an inner side surface of the longitudinal portion is a stopping surface.

Railway vehicle and derailment safety device thereof

A railway vehicle and an axle box structure thereof are provided. The axle box structure includes an axle box body and a positioning joint mounting seat, and a bearing mounting cavity is provided inside the axle box body. The positioning joint mounting seat is provided with a mounting cavity configured to mount a positioning joint, a longitudinal center line of the axle box body is in parallel with a longitudinal center plane of the positioning joint mounting seat, and the longitudinal center plane of the positioning joint mounting seat is outwardly deviated with respect to a longitudinal center plane of the axle box body. In this way, a large space can be left for mounting the brake clamp, and the mounting and replacing of the brake clamp and the wheel set can be facilitated.

Railway vehicle and axle box structure thereof

Growing community of inventors

Shandong, China

Xiaolong Zou