Embodiments of the present disclosure provide a pressure braking device, a braking system, and a railway vehicle, relating to the field of braking. The pressure braking device comprises a three-pressure braking mechanism and a pressure reducing mechanism, ...

Embodiments of the present disclosure provide an inshot pressure limiting mechanism and an air brake system, relating to the field of air brake systems, aiming at addressing the problems that the pressure limiting structure needs to adopt two valves in com...

The present disclosure provides an auxiliary air cylinder inflation system and an air brake system for an express freight train, and relates to the field of air brake systems, aiming to improve the problem that the auxiliary air cylinder inflation is subje...

Embodiments of the present disclosure provide a conversion device, a braking system, and a train, relating to the field of trains. The conversion device comprises a valve body, a valve cover, and a first shrinkage member, the valve body is provided with a ...