RAILWAY VEHICLE STEERING TRUCK

摘要

To prevent separation of a truck frame and a wheel axle and to continue supporting a vehicle, even if damage has occurred to a steering device of a steering truck in which front-back support of a steering axle is performed only by a steering mechanism.;A railway vehicle steering truck 11 provided with an axle box suspension of a steering axle 2, which is designed to perform support in the front-back direction of an axle box 4 which rotatably supports the steering axle 2, by means of a steering device 3 having a steering link 2a which is rotatably connected to the axle box 4, and a connecting link 3c rotatably connected to a bolster 7, each of these being rotatably connected to a steering lever 3b which is rotatably connected to the a truck frame 6. ;A stopper 12 to which the axle box 4 comes in contact is installed both on a side where a wheelbase expands and on a side where the wheelbase contracts in the truck frame 6, when a front-back movement of the axle box exceeds a range of front-back movement at a time of maximum steering when the front-back movement of the axle box 4 passes through a minimum curve.

主权项

1. A railway vehicle steering truck comprising:
axle boxes that rotatably support a steering axle; a steering lever rotatably connected to a vehicle body portion; a steering link rotatably connected to an axle body portion relative to the steering lever; connecting links rotatably connected to the vehicle body portion; a steering device that rotatably connects the connecting links, wherein the respective axle box is supported in a front-back direction along a vehicle moving direction by the steering link and the steering device; and a stopper to which the axle box which supports the steering axle comes in contact, wherein the stopper is installed on both a side where a wheelbase of a truck expands and on a side where the wheelbase of a truck contracts in the truck, when a front-back movement of the axle box exceeds a range of front-back movement at a time of maximum steering when passing through a minimum curve.