Air braking system and vehicle

• Main Authors: JI PEIZHU, ZHOU LIYANG, ZHAO ZHANHUA, CHENG WEIWEI, HE TAILEI, LIU YANGYANG, WANG JINGSONG
• Format: Patent
• Language: Chinese; English
• Published: 12.04.2024
• Subjects: ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; PERFORMING OPERATIONS; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OFVEHICLES; TRANSPORTING; VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES; VEHICLES IN GENERAL

The utility model discloses an air pressure braking system and a vehicle, the air pressure braking system comprises an air source, a service braking mechanism, a parking braking mechanism, a front axle air chamber, a middle axle air chamber and a rear axle air chamber, the service braking mechanism comprises a front axle air cylinder, a middle and rear axle air cylinder, a first relay valve, a second relay valve and a braking valve assembly, the brake valve assembly is used for providing service brake control signals for the first relay valve and the second relay valve, so that the front axle air reservoir can communicate with the front axle air chamber through the first relay valve, and the middle and rear axle air reservoirs can communicate with the middle axle air chamber and the rear axle air chamber through the second relay valve; the parking braking mechanism comprises a parking air cylinder, a third relay valve and a hand brake valve assembly, and the hand brake valve assembly is used for providing par