770G and 772G Off-Highway Truck Systems Caterpillar


Brake System

Usage:

770G ECM

示意图




图 1g02413021

制动器液压系统

(1) 压力开关(停车制动器)

(2) 制动器阀(停车)

(3) 制动器 ECM

(4) 辅助制动器踏板位置传感器

(5) 行车制动器踏板阀

(6) 后停车制动器

(7) 后行车制动器

(8) 松紧调节器(后制动器)

(9) 制动器阀(后行车制动器、减速器控制、牵引力控制)

(10) 制动器阀(前行车制动器)

(11) 前行车制动器

(12) 制动蓄能器(停车)

(13) 压力传感器(制动器油蓄能器)

(14) 制动蓄能器(行车)

(15) 控制歧管(制动蓄能器充注)

(16) 松紧调节器(前制动器)

(17) 控制歧管(停车制动器释放)

(18) 机油滤清器(制动系统)

(19) 流向制动器机油冷却器或选装后轴润滑马达的机油

(20) 流向举倾先导阀的机油

(21) 泵和马达(停车制动器释放、辅助转向)

(22) 泵和马达(停车制动器释放、辅助转向)的停车制动器释放段

(23) 泵和马达(停车制动器释放、辅助转向)的辅助转向段

(24) 呼吸器滤清器

(25) 齿轮泵(制动器、制动器冷却)

(26) 液压油箱(制动器、制动器冷却、举倾)




图 2g02413136

制动器冷却系统

(6) 后停车制动器

(7) 后行车制动器

(24) 呼吸器滤清器

(25) 齿轮泵(制动器、制动器冷却)

(26) 液压油箱(制动器、制动器冷却、举倾)

(27) 制动器机油冷却器

(28) 来自控制歧管(制动蓄能器充注)的机油

(29) 来自控制阀(举倾)的机油

部件位置




图 3g02413637

从左侧观看

(5) 行车制动器踏板阀

(10) 制动器阀(前行车制动器)

(15) 控制歧管(制动蓄能器充注)

(18) 机油滤清器(制动系统)

(21) 泵和马达(停车制动器释放、辅助转向)

(22) 泵和马达(停车制动器释放、辅助转向)的停车制动器释放段

(23) 泵和马达(停车制动器释放、辅助转向)的辅助转向段

(25) 齿轮泵(制动器、制动器冷却)

(26) 液压油箱(制动器、制动器冷却、举倾)

(27) 制动器机油冷却器




图 4g02413656

(2) 制动器阀(停车)

(8) 松紧调节器(后制动器)

(9) 制动器阀(后行车制动器、减速器控制、牵引力控制)

(12) 制动蓄能器(停车)

(14) 制动蓄能器(行车)

(17) 控制歧管(停车制动器释放)

(26) 液压油箱(制动器、制动器冷却、举倾)

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