The invention discloses an air inflation part, a railway brake valve and a detection method thereof, and relates to the technical field of railway brake valves, the air inflation part and an acceleration brake structure are included, and the air inflation part and the acceleration brake structure are communicated through a train pipe; the acceleration brake structure comprises a train pipe, a local reduction valve, a local reduction chamber, a first local reduction valve and an exhaust port, the train pipe is communicated with the local reduction valve, the local reduction valve is communicated with the local reduction chamber and the first local reduction valve, and the first local reduction valve is communicated with the exhaust port; the air inflation part comprises a train pipe, an air inflation shrinkage plug, an air inflation check valve and an auxiliary air cylinder, the air inflation check valve is arranged between the train pipe and the auxiliary air cylinder and prevents pressure air in the auxiliary air cylinder from flowing back into the train pipe, and the air inflation shrinkage plug is arranged on the side, close to the auxiliary air cylinder, in the train pipe. The structure of the inflation part and the acceleration brake structure adapting to small pressure reduction brake are optimized from the design source, the structure is simplified, and the reliability is improved.
本发明公开了一种充气部、铁路制动阀及其检测方法,涉及铁路制动阀技术领域,包括充气部和加速制动结构,所述充气部和所述加速制动结构通过列车管连通;所述加速制动结构包括列车管、局减阀、局减室、一局减阀以及排气口,所述列车管与所述局减阀连通,所述局减阀分别与所述局减室和所述一局减阀连通,所述一局减阀与所述排气口连通;所述充气部包括列车管、充气缩堵、充气止回阀以及副风缸,充气止回阀设置在列车管与副风缸之间,充气止回阀防止副风缸内的压力空气逆流回列车管内,充气缩堵设置在列车管内靠近副风缸一侧。本发明从设计源头优化充气部结构和适应小减压制动的加速制动结构,简化了结构,提高了可靠性。
Inflation part, railway brake valve and detection method of railway brake valve
一种充气部、铁路制动阀及其检测方法
2024-11-08
Patent
Electronic Resource
Chinese
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