The invention discloses an air pressure device for a heavy truck brake system. The air pressure device comprises a pressurizing device and a driving device, the pressurizing device comprises a double-vortex air pump, an air inlet of the double-vortex air pump is provided with a filter assembly, an air outlet pipeline of the double-vortex air pump is connected with a first air storage barrel, the first air storage barrel is connected with a brake master cylinder, and the driving device comprises a brake wheel cylinder shell. An auxiliary pressurizing assembly is arranged between the brake wheelcylinder shell and the brake master cylinder, a push rod is sleeved with the brake wheel cylinder shell, a sealing assembly is arranged in the brake wheel cylinder shell, an exhaust assembly is arranged on the side wall of the brake wheel cylinder shell, and a brake device is arranged on one side of the push rod and comprises a cam, the push rod is hinged to the bottom of the cam, and a transmission shaft is connected to the side wall of the cam. A rotating block is connected with one end of the transmission shaft, and a brake assembly is arranged on one side of the rotating block. Accordingto the air pressure device of the heavy truck brake system, the air pump can pressurize air conveniently, an air storage barrel can collect air conveniently and quickly, the brake wheel cylinder can suck air conveniently and quickly for braking, and the brake distance is short.
本发明公开了一种重卡刹车系统用的气压装置,包括加压装置以及驱动装置,加压装置包括双涡旋气泵,双涡旋气泵进气口设有过滤组件,双涡旋气泵出气口管道连接第一储气桶,第一储气桶连接刹车总泵,驱动装置包括刹车分泵外壳,刹车分泵外壳与刹车总泵间设有辅助加压组件,刹车分泵外壳内套接推杆,刹车分泵外壳内设有密封组件,刹车分泵外壳侧壁设有排气组件,推杆一侧设有制动装置,制动装置包括凸轮,凸轮底部铰接推杆,凸轮侧壁连接传动轴,传动轴一端连接转动块,转动块一侧设有制动组件。本发明是一种便于气泵加压空气的,便于储气桶快速集气的,便于刹车分泵快速进气进行制动的,制动距离短的重卡刹车系统气压装置。
Air pressure device for heavy truck brake system
一种重卡刹车系统用的气压装置
2021-01-26
Patent
Electronic Resource
Chinese
IPC: | B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF |
Brake device and method for brake-by-wire of heavy truck
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SAE Technical Papers | 2009
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