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# 制动系统 - PowerPoint PPT Presentation

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6. 驻车制动器

1. 制动踏板

5. 盘式制动器

2. 制动助力器

3. 总泵

4. 比例阀

(1) 盘式制动器

(2) 鼓式制动器

(1/1)

(5) 活塞皮碗

(7) 液位传感器

(6) 贮油罐

(4) 2号回位弹簧

(3) 2号活塞

(2) 1号回位弹簧

(1) 1号活塞

(1/3)

### 总泵

5 cm2

F2

B

1000 N

10 cm2

10 cm2

A

8 cm

b

40 cm

2000 N

20 cm2

2000 N

400 N

F1

4000 N

a

A

B

F1 A = F2 B  F2 = F1

F1: 踏板力

F2: 推杆输出力

A1: 从踏板中心到支点的距离

B: 从推杆到支点的距离

b B A B

a A B A

a: 踏板边缘的移动量

b: 推杆的移动量

= a = b  b = a 

(2/3)

FR 车

FF 车

(3/3)

2号回位弹簧

1号回位弹簧

2号活塞

1号活塞

FF vehicle

1号活塞皮碗

2号活塞皮碗

(1/4)

1号活塞

2号活塞

(2/4)

(3/4)

2号活塞

1号活塞

(4/4)

2号活塞

1号活塞

(4/4)

2. 结构

(12) 恒压室

(5) 膜片

(3) 助力器活塞

(13) 单向阀

(8) 反作用盘

(7) 阀体

(1) 阀操纵杆

(9) 空气滤洁器

(10) 密封

(2) 推杆

(10) 阀体密封

(11) 变压室

(4) 助力器壳体

(6) 膜片弹簧

(1/1)

(1/1)

(1/1)

(1/1)

(1/1)

(1/1)

80N（到阀体）

100N

20N(到空气阀)

1cm2 (20N)

4cm2 (80N)

(1/1)

### 制动助力器

SST

SST

STT 09737-00010

 厚度测量(0.2mm or 0.008inch)和专门服务工具(SST 0973700010)需要检查和调整推杆长度

 看维修手册的详细内容

(1/1)

(1/1)

(1/1)

(1/1)

(1/1)

(a)

(b)

(4) 压缩弹簧

(5) 总泵皮碗

(3) 阀密封

(2) 柱塞

(1) 阀体

(1/1)

(1/1)

(1/1)

(1/1)

(1/1)

(1/1)

2. 比例阀和旁通阀

（P和BV）

P和BV

1号活塞

2号活塞

(1/2)

（LSPV）

LSPV

LSPV

(2/2)

2. 工作原理

(1) 盘式制动卡钳

(1) 盘式制动卡钳

(5) 液体

(4) 活塞

(2) 盘式制动器摩擦片

(3) 盘式制动器转子盘

(1/6)

(2/6)

(3/6)

ECU

ECU

(4/6)

FS 类型

PD 类型

(5/6)

(6/6)

2. 工作原理

(6) 活塞

(7) 活塞皮碗

(1) 轮缸

(2) 制动蹄

(5) 制动鼓

(3) 制动衬层

(4) 回位弹簧

(1/4)

(2/4)

(3/4)

(3/4)

(1) 自动调整型

(2) 手动调整型

(4/4)

(4/4)

(4/4)

2. 手柄式

3. 踏板式

(1/1)

(1/1)

(1/1)

(1/1)

(1/1)

2号活塞

1号活塞

(1/1)

0.6

0.5

0.4

0.3

0.2

0.1

0

500

200

300

400

100

(1/1)

(1/1)

(1/1)