The TR-B brake test bench is specially designed for the automatic brake valve, individual brake valve, shut-off valve, relay valve, distribution valve main valve and auxiliary valve, emergency air release valve and function of JZ--7 brake machine. Test equipment for valve performance testing.

1. All the valve parts of the JZ-7 brake machine can be tested and tested, including: automatic brake valve, separate brake valve, shut-off valve, main valve, auxiliary valve, action valve, and can also be tested for comprehensive performance. .
3. The installation and clamping of each valve part adopts manual clamping.
4. The composition of the test bench: a cold plate design bench, sprayed on the surface, 9 pressure gauges, respectively showing the balance air cylinder, train cylinder, working air cylinder, action cylinder, brake cylinder, action air cylinder, pressure reduction air cylinder , the main air cylinder and the shut-off valve pipe, and is equipped with an independent air source switch key and power switch, which is more convenient for testing and testing.