The two gas circuit brake braking system of storage battery car

The utility model discloses a two gas circuit brake braking system of storage battery car, including air compressor, air supply line and a plurality of brake pneumatic system, air supply line includes first gas circuit and second gas circuit, be provided with one brake pneumatic system on each bogie of storage battery car, air compressor's outlet duct is provided with the one three-way valve on the road, an interface connection air compressor of three-way valve, the first gas circuit of the 2nd interface connection of three-way valve, the 3rd interface connection second gas circuit of three-way valve, be provided with one brake gas circuit control valve in the second gas circuit, brake pneumatic system includes gas bomb, automatic vary voltage valve and two quick release valve, be provided with branch's pipeline of giving vent to anger on the gas bomb, the branch gives vent to anger the pipeline and connects coherent mouthful of the second of next brake pneumatic system's automatic vary voltage valve. The utility model discloses a two gas circuit brake braking system of storage battery car, but prompt braking action has, reduce since when contact coasting friction result in the braking advantages such as wearing and tearing of brake shoe and road wheel.