WO2016119628A1 - Electric booster brake device for vehicle - Google Patents

Electric booster brake device for vehicle Download PDF

Info

Publication number
WO2016119628A1
WO2016119628A1 PCT/CN2016/071580 CN2016071580W WO2016119628A1 WO 2016119628 A1 WO2016119628 A1 WO 2016119628A1 CN 2016071580 W CN2016071580 W CN 2016071580W WO 2016119628 A1 WO2016119628 A1 WO 2016119628A1
Authority
WO
WIPO (PCT)
Prior art keywords
worm
pedal
gear
torque sensor
electric
Prior art date
Application number
PCT/CN2016/071580
Other languages
French (fr)
Chinese (zh)
Inventor
郭军
Original Assignee
深圳市云图电装***有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 深圳市云图电装***有限公司 filed Critical 深圳市云图电装***有限公司
Publication of WO2016119628A1 publication Critical patent/WO2016119628A1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • B60T13/74—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
    • B60T13/746—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive and mechanical transmission of the braking action
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
    • B60T13/66—Electrical control in fluid-pressure brake systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • B60T13/74—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T2220/00—Monitoring, detecting driver behaviour; Signalling thereof; Counteracting thereof
    • B60T2220/04—Pedal travel sensor, stroke sensor; Sensing brake request

Definitions

  • the vehicle brake system is one of the key systems of the vehicle.
  • the power assist device is installed in almost all the brake systems of the vehicle.
  • the technical proposal of the present invention is to design an electric power assisting brake device for a vehicle, comprising: a pedal for inputting a braking force, a torque sensor for detecting a torque on the pedal, a torque signal for receiving and outputting control a signal controller, an electric component for receiving a control signal and outputting kinetic energy, a brake pump for receiving kinetic energy and outputting hydraulic brake, a fuel tank located at the top of the brake pump.
  • One end of the pedal is rotatably fixed in the vehicle, the torque sensor is disposed at the input end of the electric component, the torque sensor and the electric component are respectively electrically connected with the controller, and the output end of the electric component is drivingly connected with the connecting rod of the brake pump.
  • the electric component includes a servo motor, a speed reduction mechanism connected to the output shaft of the servo motor, a gear connected to the output shaft of the speed reduction mechanism, and a rack meshing with the gear.
  • the servo motor is electrically connected to the controller, and one end of the rack is fixedly connected with the connecting rod of the brake pump.
  • the top end of the pedal is hinged to a mounting plate located in the vehicle, and a fork joint connected to the torque sensor is disposed in the middle of the pedal. One end of the fork joint protrudes into the torque sensor, and the other end is hinged to the pedal through the pin shaft.
  • the two ends of the turbine and the two ends of the worm are respectively provided with bearings for cooperating with the inner cavity of the worm, and the worm is also provided with a worm rubber retaining ring respectively located inside the bearings at both ends, and the connecting end of the worm and the servo motor is provided with a crosshead and a cross in turn. Pad and circlip. Both ends of the rack are provided with an oil seal that cooperates with the gear housing.
  • One side of the gear shell is provided with an outwardly extending mounting opening, and the mounting opening is provided with a pressing assembly, the pressing assembly comprises: a nut disposed on the outer ring of the opening, a first pressing block fixed to the nut, and being disposed in the opening The second pressing block abuts between the second pressing block and the rack, and a pressing spring abuts between the first pressing block and the second pressing block.
  • the present invention replaces the vacuum assist system of the conventional fuel vehicle by the torque sensor, the controller and the electric component, and can directly convert into mechanical energy, thereby reducing the engine load and thereby reducing the fuel consumption.
  • the vacuum pump leaks oil, and energy saving and environmental protection.
  • Figure 2 is an exploded view of the present invention
  • Figure 3 is an exploded view of the connection part of the pedal and the torque sensor
  • Figure 5 is an exploded view of the connection part of the gear, the rack and the brake pump;
  • Figure 6 is an exploded view of the connection between the gear housing and the compression assembly.
  • the pedal 1 is hinged at one end and is fixed in the vehicle.
  • Torque sensor 6 Located at the input end of the electric component, the controller calculates the electric energy required by the electric component according to the torque signal, and the controller can calculate by using a proportional integral derivative (PID) control method, wherein P is a ratio, I is an integral, D It is differential.
  • P proportional integral derivative
  • I is an integral
  • D It is differential.
  • the output of the electric component is connected to the connecting rod of the brake pump 22, and the controller inputs an electric signal to the electric component, and the output of the electric component outputs a braking torque to drive the link of the brake pump 22, and the brake pump 22 Output oil pressure to the wheel brake pump.
  • the controller and the electric components the electric energy is directly converted into mechanical energy, which reduces fuel consumption and is environmentally friendly.
  • the top end of the pedal 1 is hinged to a mounting plate 5 located in the vehicle, and a torque sensor 6 is provided in the middle of the pedal 1.
  • the connected fork joint 4, the fork joint 4 has one end extending into the torque sensor 6 and the other end is hinged to the pedal 1 through the pin shaft 3, and the positioning pin spring is also provided at the joint of the pin shaft 3 and the fork joint 4 .
  • Stepping on the pedal 1 The brake force is input at the rear end, and the lower end of the pedal 1 is moved backward by the braking force to drive the fork joint. 4
  • Torque sensor 6 Detects the pressure of the fork joint 4 and transmits a torque signal to the controller.
  • the electric component includes: a servo motor 20, a speed reduction mechanism connected to the output shaft of the servo motor, and a gear connected to the output shaft of the speed reduction mechanism. 10, the rack 7 meshing with the gear 10 .
  • the servo motor 20 is electrically connected to the controller, and one end of the rack 7 is fixedly connected to the link of the brake pump 22. After the controller receives the torque signal, calculate the output servo motor
  • the drive current of 20 controls the braking torque output by the electric components.
  • the speed reduction mechanism adopts a turbine and a worm structure, and the worm 15 is connected to the output shaft of the servo motor 20, and the turbine 11 and the gear 10 Coaxial fixed.
  • the movement process of the electric component is as follows: the servo motor 20 receives the current signal input from the controller and starts to run, and the servo motor output shaft drives the worm 15 Rotating, the worm 15 drives the turbine 11 and the gear 10 fixed to the turbine to rotate, and then the rotation of the gear 10 is converted into a linear reciprocating motion through the rack 7, and the connecting rod of the brake pump 22 is on the rack 7
  • the brake pump 22 is driven to output oil pressure.
  • the torque sensor 6 is provided on the pedal 1
  • the back side inputs the detected torque signal to the controller, and the torque sensor 6 is provided with an electric component and a brake pump 22 in the longitudinal direction.
  • the turbine 11 and the worm 15 are disposed in the volute 12, and the gear 10
  • the rack 7 is disposed in the gear case 12, and the worm 12 is disposed at the top of the gear housing 9 and communicates with each other.
  • the turbine 11 and the gear 10 are coaxially connected to the communication between the volute 12 and the gear housing 9.
  • Worm 15 The transverse direction is set in the volute 12, one end of the worm 15 is connected with the output shaft of the servo motor, the rack 7 is longitudinally disposed in the gear housing 9, and one end of the rack 7 protrudes from the gear housing 9 It is fixedly connected to the rear brake pump connecting rod.
  • the electric components are compact in structure, stable in transmission, and easy to install and disassemble various components.
  • Worm 15 and servo motor The connecting end of 20 is provided with a crosshead 17 , a cross pad 18 and a snap spring 19 in order to ensure the stability of the connection between the worm 15 and the servo motor 20.
  • the oil seal of the gear housing 9 is provided at both ends of the rack 7 8. Prevent oil leakage in the gear housing 9 from leaking.
  • the adjustment process is as follows: the nut 28 of the outer ring of the opening is turned inwardly, and the pressing spring 26 is compressed on the first pressing block 27 and the second pressing block 25 Between the third clamps 24, the pressure on the rack 7 is increased under the tension of the compression spring 26, so that the meshing of the rack 7 and the gear 10 is further tightened; similarly, the nut 28 is rotated outward, reducing the number Three pressure block 24 For the pressure of the rack 7, the engagement of the rack 7 with the gear 10 is relaxed.

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Braking Systems And Boosters (AREA)
  • Transmission Devices (AREA)

Abstract

An electric booster brake device for vehicle, comprising: a pedal (1) for inputting a brake force, a torque sensor (6) for detecting torque magnitude on the pedal (1), a controller for receiving a torque signal and outputting a control signal, an electric assembly for receiving the control signal and outputting kinetic energy, a brake pump (22) for receiving kinetic energy and outputting the oil pressure braking. One end of the pedal (1) is pivotally connected to the vehicle, and the torque sensor (6) is disposed at an input end of the electric assembly. The torque sensor (6) and the electric assembly are respectively and electrically connected to the controller, and the output end of the electric assembly is in transmission connection with a link of the brake pump (22). Replacing the vacuum booster system of a traditional gas fueled car by the torque sensor (6), the controller and the electric assembly directly converts the energy to mechanical energy and reduces engine load and oil consumption. For electric vehicles, vacuum pump installation is not required, and concerns of a vacuum pump oil leak is eliminated, conserving energy and protecting the environment.

Description

一种用于车辆的电动助力制动装置Electric power assisting brake device for vehicle 技术领域 Technical field
本发明涉及车辆的制动***，尤其是涉及一种用于车辆的电动助力制动装置。 The present invention relates to a brake system for a vehicle, and more particularly to an electric assist brake device for a vehicle.
背景技术 Background technique
车辆制动***是车辆的关键***之一，为了操控的便捷与舒适性，几乎在所有车辆的制动***中都安装了助力装置。 The vehicle brake system is one of the key systems of the vehicle. For the convenience and comfort of the control, the power assist device is installed in almost all the brake systems of the vehicle.
在现有车辆中，普遍使用的是真空助力装置：依靠发动机带动抽气泵，抽气泵对真空助力鼓两边同时抽气，当制动踏板踩下时，真空助力鼓一边放气，在大气压力的作用下，真空助力鼓中的隔膜带动制动连杆向前运动，最后连杆推动制动油泵工作。 In the existing vehicles, vacuum boosting devices are commonly used: relying on the engine to drive the air pump, the air pump pumping air on both sides of the vacuum booster drum. When the brake pedal is depressed, the vacuum booster drum is deflated at atmospheric pressure. Under the action, the diaphragm in the vacuum booster drum drives the brake link to move forward, and finally the link pushes the brake oil pump to work.
在电动汽车中，没有发动机，为了使用真空助力制动***，常用的方法是加装一个电动真空泵以代替燃油车的发动机。这样的做法不仅成本增加，而且可靠性也不高，同时真空泵容易漏油，不利环保。 In electric vehicles, there is no engine. In order to use the vacuum assisted braking system, a common method is to install an electric vacuum pump instead of the engine of the fuel vehicle. Such an approach not only increases the cost, but also has low reliability, and the vacuum pump is prone to oil leakage, which is unfavorable to environmental protection.
因此，如何设计一种可靠性高、成本低且节能环保的用于车辆的电动助力制动装置是业界亟待解决的技术问题。 Therefore, how to design a high-reliability, low-cost, energy-saving and environmentally-friendly electric power-assisted braking device for a vehicle is a technical problem to be solved in the industry.
发明内容 Summary of the invention
本发明针对上述问题提供了一种可靠性高、成本低且节能环保的用于车辆的电动助力制动装置。 The present invention provides an electric power assisting brake device for a vehicle with high reliability, low cost, and energy saving and environmental protection in response to the above problems.
本发明提出的技术方案是，设计一种用于车辆的电动助力制动装置，包括：用于输入制动力的踏板、用于检测踏板上力矩大小的力矩传感器、用于接收力矩信号并输出控制信号的控制器、用于接收控制信号并输出动能的电动组件、用于接收动能并输出油压制动的制动泵、 设于制动泵顶部的油箱 。 The technical proposal of the present invention is to design an electric power assisting brake device for a vehicle, comprising: a pedal for inputting a braking force, a torque sensor for detecting a torque on the pedal, a torque signal for receiving and outputting control a signal controller, an electric component for receiving a control signal and outputting kinetic energy, a brake pump for receiving kinetic energy and outputting hydraulic brake, a fuel tank located at the top of the brake pump.
踏板一端可转动固定于车辆内，力矩传感器设于电动组件的输入端，力矩传感器和电动组件分别与控制器电连接，电动组件输出端与制动泵的连杆传动连接。 One end of the pedal is rotatably fixed in the vehicle, the torque sensor is disposed at the input end of the electric component, the torque sensor and the electric component are respectively electrically connected with the controller, and the output end of the electric component is drivingly connected with the connecting rod of the brake pump.
电动组件包括：伺服电机、与伺服电机输出轴连接的减速机构、与减速机构输出轴连接的齿轮、与齿轮啮合的齿条。伺服电机与控制器电连接，齿条一端与制动泵的连杆固定连接。 The electric component includes a servo motor, a speed reduction mechanism connected to the output shaft of the servo motor, a gear connected to the output shaft of the speed reduction mechanism, and a rack meshing with the gear. The servo motor is electrically connected to the controller, and one end of the rack is fixedly connected with the connecting rod of the brake pump.
踏板顶端铰接于一位于车内的安装板上，踏板中部设有一与力矩传感器连接的叉形接头，叉形接头一端伸入力矩传感器内、另一端通过销轴与踏板铰接。 The top end of the pedal is hinged to a mounting plate located in the vehicle, and a fork joint connected to the torque sensor is disposed in the middle of the pedal. One end of the fork joint protrudes into the torque sensor, and the other end is hinged to the pedal through the pin shaft.
在一实施例中，减速机构采用涡轮、蜗杆结构，蜗杆与伺服电机的输出轴连接，涡轮与齿轮同轴固定。涡轮、蜗杆设置于蜗釜内，齿轮、齿条设置于齿轮壳内，蜗釜与齿轮壳连通，涡轮与齿轮同轴连接于蜗釜与齿轮壳的连通处，齿条一端伸出齿轮壳与制动泵的连杆固定连接。 In an embodiment, the speed reduction mechanism adopts a turbine and a worm structure, and the worm is connected to an output shaft of the servo motor, and the turbine and the gear are coaxially fixed. The turbine and the worm are disposed in the volute, the gear and the rack are disposed in the gear shell, the volute is connected with the gear shell, and the turbine and the gear are coaxially connected to the communication between the volute and the gear shell, and one end of the rack protrudes from the gear shell and The connecting rod of the brake pump is fixedly connected.
涡轮两端、蜗杆两端分别设有与蜗釜内腔配合的轴承，蜗杆上还设有分别位于两端轴承内侧的蜗杆胶挡圈，蜗杆与伺服电机的连接端依次设有十字头、十字垫及卡簧。齿条两端设有与齿轮壳配合的油封。 The two ends of the turbine and the two ends of the worm are respectively provided with bearings for cooperating with the inner cavity of the worm, and the worm is also provided with a worm rubber retaining ring respectively located inside the bearings at both ends, and the connecting end of the worm and the servo motor is provided with a crosshead and a cross in turn. Pad and circlip. Both ends of the rack are provided with an oil seal that cooperates with the gear housing.
齿轮壳一侧设有向外伸出的安装开口，安装开口处设有压紧组件，压紧组件包括：设于开口外圈的螺母、与螺母固定的第一压块、设于开口内的第二压块、抵接于第二压块与齿条之间的第三压块、抵接于第一压块与第二压块之间的压紧弹簧。 One side of the gear shell is provided with an outwardly extending mounting opening, and the mounting opening is provided with a pressing assembly, the pressing assembly comprises: a nut disposed on the outer ring of the opening, a first pressing block fixed to the nut, and being disposed in the opening The second pressing block abuts between the second pressing block and the rack, and a pressing spring abuts between the first pressing block and the second pressing block.
与现有技术相比，本发明通过力矩传感器、控制器及电动组件代替传统燃油车的真空助力***，将能直接转化成机械能，降低了发动机负荷，从而降低了油耗。对电动车辆来讲，无需安装真空泵，没有真空泵漏油的顾虑，节能环保。 Compared with the prior art, the present invention replaces the vacuum assist system of the conventional fuel vehicle by the torque sensor, the controller and the electric component, and can directly convert into mechanical energy, thereby reducing the engine load and thereby reducing the fuel consumption. For electric vehicles, there is no need to install a vacuum pump, there is no concern that the vacuum pump leaks oil, and energy saving and environmental protection.
附图说明 DRAWINGS
下面结合实施例和附图对本发明进行详细说明，其中： The present invention will be described in detail below with reference to the embodiments and the accompanying drawings, in which:
图 1 是本发明的立体图； Figure 1 is a perspective view of the present invention;
图 2 是本发明的***图； Figure 2 is an exploded view of the present invention;
图 3 是踏板与力矩传感器的连接部分***图； Figure 3 is an exploded view of the connection part of the pedal and the torque sensor;
图 4 是伺服电机、蜗杆与涡轮的连接部分***图； Figure 4 is an exploded view of the connecting part of the servo motor, the worm and the turbine;
图 5 是齿轮、齿条与制动泵的连接部分***图； Figure 5 is an exploded view of the connection part of the gear, the rack and the brake pump;
图 6 是齿轮壳与压紧组件的连接部分***图。 Figure 6 is an exploded view of the connection between the gear housing and the compression assembly.
具体实施方式 detailed description
如图 1 、 2 所示，本发明提出的 电动助力制动装置，包括：用于输入制动力的踏板 1 、用于检测踏板 1 上力矩大小的力矩传感器 6 、用于接收力矩信号并输出控制信号的控制器、用于接收控制信号并输出制动力矩的电动组件、用于接收制动力矩并输出油压制动的制动泵 22 、设于制动泵 22 顶部的油箱 21 。 As shown in FIGS. 1 and 2, the electric assist brake device of the present invention comprises: a pedal 1 for inputting a braking force, and a pedal 1 for detecting a torque sensor 6 of the upper torque, a controller for receiving the torque signal and outputting the control signal, an electric component for receiving the control signal and outputting the braking torque, a brake for receiving the braking torque and outputting the hydraulic brake Pump 22 The fuel tank 21 is provided at the top of the brake pump 22.
踏板 1 一端铰接连接定于车辆内，力矩传感器 6 设于电动组件的输入端，控制器根据力矩信号计算电动组件所需要的电能，控制器可采用比例积分微分（ PID ）控制方式计算，其中， P 是比例、 I 是积分、 D 是微分。电动组件输出端与制动泵 22 的连杆传动连接，控制器将电信号输入到电动组件，电动组件输出端输出制动力矩，带动制动泵 22 的连杆运动，制动泵 22 输出油压到车轮制动泵。通过力矩传感器 6 、控制器和电动组件将电能直接转化为机械能，降低油耗，方便环保。 The pedal 1 is hinged at one end and is fixed in the vehicle. Torque sensor 6 Located at the input end of the electric component, the controller calculates the electric energy required by the electric component according to the torque signal, and the controller can calculate by using a proportional integral derivative (PID) control method, wherein P is a ratio, I is an integral, D It is differential. The output of the electric component is connected to the connecting rod of the brake pump 22, and the controller inputs an electric signal to the electric component, and the output of the electric component outputs a braking torque to drive the link of the brake pump 22, and the brake pump 22 Output oil pressure to the wheel brake pump. Through the torque sensor 6, the controller and the electric components, the electric energy is directly converted into mechanical energy, which reduces fuel consumption and is environmentally friendly.
如图 3 所示，踏板 1 顶端铰接于一位于车内的安装板 5 上，踏板 1 中部设有一与力矩传感器 6 连接的叉形接头 4 ，叉形接头 4 一端伸入力矩传感器 6 内、另一端通过销轴 3 与踏板 1 铰接，销轴 3 与叉形接头 4 的连接处还设有定位卡簧 2 。 As shown in Fig. 3, the top end of the pedal 1 is hinged to a mounting plate 5 located in the vehicle, and a torque sensor 6 is provided in the middle of the pedal 1. The connected fork joint 4, the fork joint 4 has one end extending into the torque sensor 6 and the other end is hinged to the pedal 1 through the pin shaft 3, and the positioning pin spring is also provided at the joint of the pin shaft 3 and the fork joint 4 .
踩动踏板 1 尾端输入制动力，踏板 1 下端在制动力的作用下向后运动，带动叉形接头 4 向内压紧力矩传感器 6 ，力矩传感器 6 检测叉形接头 4 的压力并传送力矩信号给控制器。 Stepping on the pedal 1 The brake force is input at the rear end, and the lower end of the pedal 1 is moved backward by the braking force to drive the fork joint. 4 The inward pressing torque sensor 6. Torque sensor 6 Detects the pressure of the fork joint 4 and transmits a torque signal to the controller.
如图 2 所示，电动组件包括：伺服电机 20 、与伺服电机输出轴连接的减速机构、与减速机构输出轴连接的齿轮 10 、与齿轮 10 啮合的齿条 7 。伺服电机 20 与控制器电连接，齿条 7 一端与制动泵 22 的连杆固定连接。控制器接收力矩信号后，计算输出伺服电机 20 的驱动电流以控制电动组件输出的制动力矩。本实施例中，减速机构采用涡轮、蜗杆结构，蜗杆 15 与伺服电机 20 的输出轴连接，涡轮 11 与齿轮 10 同轴固定。 As shown in Fig. 2, the electric component includes: a servo motor 20, a speed reduction mechanism connected to the output shaft of the servo motor, and a gear connected to the output shaft of the speed reduction mechanism. 10, the rack 7 meshing with the gear 10 . The servo motor 20 is electrically connected to the controller, and one end of the rack 7 is fixedly connected to the link of the brake pump 22. After the controller receives the torque signal, calculate the output servo motor The drive current of 20 controls the braking torque output by the electric components. In this embodiment, the speed reduction mechanism adopts a turbine and a worm structure, and the worm 15 is connected to the output shaft of the servo motor 20, and the turbine 11 and the gear 10 Coaxial fixed.
电动组件的运动过程如下：伺服电机 20 接收控制器输入的电流信号开始运转，伺服电机输出轴带动蜗杆 15 旋转，由蜗杆 15 带动涡轮 11 和与涡轮固定的齿轮 10 转动，再通过齿条 7 将齿轮 10 的转动转化为直线往复运动，制动泵 22 的连杆在齿条 7 的作用下推动制动泵 22 输出油压。 The movement process of the electric component is as follows: the servo motor 20 receives the current signal input from the controller and starts to run, and the servo motor output shaft drives the worm 15 Rotating, the worm 15 drives the turbine 11 and the gear 10 fixed to the turbine to rotate, and then the rotation of the gear 10 is converted into a linear reciprocating motion through the rack 7, and the connecting rod of the brake pump 22 is on the rack 7 The brake pump 22 is driven to output oil pressure.
在本实施例中，如图 4 、 5 所示，力矩传感器 6 设于踏板 1 背面并将检测到的力矩信号输入到控制器，力矩传感器 6 后方纵向依次设有电动组件及制动泵 22 。涡轮 11 、蜗杆 15 设置于蜗釜 12 内，齿轮 10 、齿条 7 设置于齿轮壳 12 内，蜗釜 12 设于齿轮壳 9 顶部且相互连通，涡轮 11 与齿轮 10 同轴连接于蜗釜 12 与齿轮壳 9 的连通处。蜗杆 15 横向设于蜗釜 12 内，蜗杆 15 一端与伺服电机输出轴连接，齿条 7 纵向设于齿轮壳 9 内，齿条 7 一端伸出齿轮壳 9 与后方的制动泵连杆固定连接。电动组件结构紧凑，传动稳定，并且方便各部件的安装拆卸。 In this embodiment, as shown in FIGS. 4 and 5, the torque sensor 6 is provided on the pedal 1 The back side inputs the detected torque signal to the controller, and the torque sensor 6 is provided with an electric component and a brake pump 22 in the longitudinal direction. The turbine 11 and the worm 15 are disposed in the volute 12, and the gear 10 The rack 7 is disposed in the gear case 12, and the worm 12 is disposed at the top of the gear housing 9 and communicates with each other. The turbine 11 and the gear 10 are coaxially connected to the communication between the volute 12 and the gear housing 9. Worm 15 The transverse direction is set in the volute 12, one end of the worm 15 is connected with the output shaft of the servo motor, the rack 7 is longitudinally disposed in the gear housing 9, and one end of the rack 7 protrudes from the gear housing 9 It is fixedly connected to the rear brake pump connecting rod. The electric components are compact in structure, stable in transmission, and easy to install and disassemble various components.
涡轮 11 两端设有与蜗釜 12 内腔配合的第一轴承 23 ，蜗杆 15 两端分别套有第二轴承 13 和第三轴承 16 ，第二轴承 13 和第三轴承 16 能保证蜗杆 15 转动的顺滑，减少蜗杆 15 与蜗釜 12 的磨损。蜗杆 15 上还设有分别位于第二轴承 13 和第三轴承 16 内侧的蜗杆胶挡圈 14 ，蜗杆胶挡圈 14 是对第二轴承 13 和第三轴承 16 起限位作用，防止轴承轴向移动。蜗杆 15 与伺服电机 20 的连接端依次设有十字头 17 、十字垫 18 及卡簧 19 ，保证蜗杆 15 与伺服电机 20 连接的稳定。齿条 7 两端设有与齿轮壳 9 配合的油封 8 ，防止齿轮壳 9 内的润滑油渗漏。 The first end of the turbine 11 is provided with a first bearing 23 matched with the inner cavity of the volute 12, and the two ends of the worm 15 are respectively sleeved with a second bearing 13 And the third bearing 16, the second bearing 13 and the third bearing 16 ensure smooth rotation of the worm 15 and reduce wear of the worm 15 and the volute 12. The worm 15 is also provided with a second bearing 13 and the third bearing 16 inside the worm rubber retaining ring 14 , the worm rubber retaining ring 14 is to limit the second bearing 13 and the third bearing 16 to prevent axial movement of the bearing. Worm 15 and servo motor The connecting end of 20 is provided with a crosshead 17 , a cross pad 18 and a snap spring 19 in order to ensure the stability of the connection between the worm 15 and the servo motor 20. The oil seal of the gear housing 9 is provided at both ends of the rack 7 8. Prevent oil leakage in the gear housing 9 from leaking.
更优的，如图 6 所示，齿轮壳 9 一侧设有向外伸出的安装开口，安装开口处设有压紧组件，压紧组件包括：设于开口外圈的螺母 28 、与螺母 28 固定的第一压块 27 、设于开口内的第二压块 25 、抵接于第二压块 25 与齿条 7 之间的第三压块 24 、抵接于第一压块 27 与第二压块 25 之间的压紧弹簧 26 。压紧组件可调整齿条 7 与齿轮 10 之间的啮合状态，便于减少电动组件的传动误差。 More preferably, as shown in Figure 6, the gear housing 9 One side is provided with an outwardly extending mounting opening, and a pressing assembly is arranged at the mounting opening. The pressing assembly comprises: a nut 28 disposed on the outer ring of the opening, a first pressing block 27 fixed to the nut 28, and being disposed in the opening Second clamp 25 And a third pressing block 24 abutting between the second pressing block 25 and the rack 7 and a pressing spring 26 abutting between the first pressing block 27 and the second pressing block 25. The clamping assembly adjusts the rack 7 and the gear The meshing state between 10 is convenient to reduce the transmission error of the electric components.
调整过程如下：向内旋转开口外圈的螺母 28 ，将压紧弹簧 26 压缩在第一压块 27 与第二压块 25 之间，第三压块 24 在压紧弹簧 26 的张力下增大对齿条 7 的压力，使齿条 7 与齿轮 10 的啮合更深入紧固；同理，向外旋转螺母 28 ，减少第三压块 24 对齿条 7 的压力，齿条 7 与齿轮 10 的啮合放松。 The adjustment process is as follows: the nut 28 of the outer ring of the opening is turned inwardly, and the pressing spring 26 is compressed on the first pressing block 27 and the second pressing block 25 Between the third clamps 24, the pressure on the rack 7 is increased under the tension of the compression spring 26, so that the meshing of the rack 7 and the gear 10 is further tightened; similarly, the nut 28 is rotated outward, reducing the number Three pressure block 24 For the pressure of the rack 7, the engagement of the rack 7 with the gear 10 is relaxed.
以上所述仅为本发明的较佳实施例而已，并不用以限制本发明，凡在本发明的精神和原则之内所作的任何修改、等同替换和改进等，均应包含在本发明的保护范围之内。 The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection of the present invention. Within the scope.

Claims (6)

  1. 一种用于车辆的电动助力制动装置，其特征在于包括：用于输入制动力的踏板（ 1 ）、用于检测踏板（ 1 ）上力矩大小的力矩传感器（ 6 ）、用于接收力矩信号并输出控制信号的控制器、用于接收控制信号并输出制动力矩的电动组件、用于接收制动力矩并输出油压制动的制动泵（ 22 ）、设于制动泵（ 22 ）顶部的油箱（ 21 ）； An electric assist brake device for a vehicle, comprising: a pedal (1) for inputting a braking force, for detecting a pedal (1) a torque sensor of the upper torque (6), a controller for receiving the torque signal and outputting the control signal, an electric component for receiving the control signal and outputting the braking torque, for receiving the braking torque and outputting the hydraulic brake Brake pump 22) a fuel tank (21) provided at the top of the brake pump (22);
    所述踏板（ 1 ）一端铰链连接于车辆内，力矩传感器（ 6 ）设于电动组件的输入端，力矩传感器（ 6 ）和电动组件分别与控制器电连接，电动组件输出端与制动泵（ 22 ）的连杆传动连接。 The pedal (1) is hingedly connected to the vehicle at one end, and the torque sensor (6) is provided at the input end of the electric component, and the torque sensor (6) And the electric component are respectively electrically connected to the controller, and the output of the electric component is connected to the connecting rod of the brake pump (22).
  2. 如权利要求 1 所述的电动助力制动装置，其特征在于，所述电动组件包括：伺服电机（ 20 ）、与伺服电机（ 20 ）输出轴连接的减速机构、与减速机构输出轴连接的齿轮（ 10 ）、与所述齿轮（ 10 ）啮合的齿条（ 7 ）；所述伺服电机（ 20 ）与控制器电连接，所述齿条（ 7 ）一端与所述制动泵（ 22 ）的连杆固定连接。  The electric assist brake device according to claim 1, wherein said electric component comprises: a servo motor (20), and a servo motor (20) a speed reduction mechanism connected to the output shaft, a gear (10) connected to the output shaft of the speed reduction mechanism, and a rack (7) meshing with the gear (10); the servo motor (20) is electrically connected to the controller, rack( 7) One end is fixedly connected to the connecting rod of the brake pump (22).
  3. 如权利要求 1 所述的电动助力制动装置，其特征在于，所述踏板（ 1 ）顶端铰接于一位于车内的安装板（ 5 ）上，踏板（ 1 ）中部设有一与力矩传感器（ 6 ）连接的叉形接头（ 4 ），所述叉形接头（ 4 ）一端伸入力矩传感器（ 6 ）内、另一端通过销轴（ 3 ）与踏板（ 1 ）铰接。  The electric assist brake device according to claim 1, wherein the top end of the pedal (1) is hinged to a mounting plate (5) located in the vehicle, and the pedal ( 1) A fork-shaped joint (4) connected to the torque sensor (6) is arranged in the middle, and the fork-shaped joint (4) has one end extending into the torque sensor (6) and the other end passing through the pin shaft (3) and the pedal (1) ) Articulated.
  4. 如权利要求 2 所述的电动助力制动装置，其特征在于，所述减速机构为涡轮（ 11 ）、蜗杆（ 15 ）结构，蜗杆（ 15 ）与伺服电机（ 20 ）的输出轴连接，涡轮（ 11 ）与齿轮（ 10 ）同轴固定。  The electric assist brake device according to claim 2, wherein the speed reduction mechanism is a turbine (11), a worm (15) structure, and a worm (15) ) is connected to the output shaft of the servo motor ( 20 ), and the turbine ( 11 ) is fixed coaxially with the gear ( 10 ).
  5. 如权利要求 4 所述的电动助力制动装置，其特征在于，所述涡轮（ 11 ）、蜗杆（ 15 ）设置于蜗釜（ 12 ）内，所述齿轮（ 10 ）、齿条（ 7 ）设置于齿轮壳（ 9 ）内；The electric assist brake device according to claim 4, wherein the turbine (11) and the worm (15) are disposed in the volute (12) The gear (10) and the rack (7) are disposed in the gear housing (9);
    蜗釜（ 12 ）与齿轮壳（ 9 ）连通，所述涡轮（ 11 ）与齿轮（ 10 ）同轴连接于蜗釜（ 12 ）与齿轮壳（ 9 ）的连通处，所述齿条（ 7 ）一端伸出齿轮壳（ 9 ）与制动泵（ 22 ）的连杆固定连接；The worm (12) is in communication with the gear housing (9), and the turbine (11) and the gear (10) are coaxially connected to the worm (12) and the gear housing (9) a joint of the rack (7) extending from the gear housing (9) and the connecting rod of the brake pump (22);
    涡轮（ 11 ）两端、蜗杆（ 15 ）两端分别设有与蜗釜（ 12 ）内腔配合的轴承（ 23 ），所述蜗杆（ 15 ）上还设有分别位于两端轴承内侧的蜗杆胶挡圈（ 14 ），所述蜗杆（ 15 ）与伺服电机（ 20 ）的连接端依次设有十字头（ 17 ）、十字垫（ 18 ）及卡簧（ 19 ）；Both ends of the turbine (11) and the worm (15) are respectively provided with bearings (23) which cooperate with the inner cavity of the volute (12), and the worm (15) There is also a worm rubber retaining ring (14) located on the inner side of the bearing at both ends, and the connecting end of the worm (15) and the servo motor (20) is provided with a crosshead (17) and a cross pad (18). ) and circlip (19);
    所述齿条（ 7 ）两端设有与齿轮壳（ 9 ）配合的油封（ 8 ）。Both ends of the rack (7) are provided with an oil seal (8) matched with the gear housing (9).
  6. 如权利要求 5 所述的电动助力制动装置，其特征在于，所述齿轮壳（ 9 ）一侧设有向外伸出的安装开口，所述安装开口处设有压紧组件，所述压紧组件包括：设于开口外圈的螺母（ 28 ）、与螺母（ 28 ）固定的第一压块（ 27 ）、设于开口内的第二压块（ 25 ）、抵接于第二压块（ 25 ）与齿条（ 7 ）之间的第三压块（ 24 ）、抵接于第一压块（ 27 ）与第二压块（ 25 ）之间的压紧弹簧（ 26 ）。  The electric assist brake device according to claim 5, wherein said gear housing (9) One side is provided with an outwardly extending mounting opening, and the mounting opening is provided with a pressing assembly, the pressing assembly comprising: a nut (28) disposed on the outer ring of the opening, and a first fixed to the nut (28) a pressure block ( 27 a second pressing block (25) disposed in the opening, a third pressing block (24) abutting between the second pressing block (25) and the rack (7), and abutting against the first pressing block ( 27) with the second clamp (25 ) between the compression springs ( 26 ).
PCT/CN2016/071580 2015-01-30 2016-01-21 Electric booster brake device for vehicle WO2016119628A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201510049049.0A CN104554223B (en) 2015-01-30 2015-01-30 A kind of electric booster braking device for vehicle
CN201510049049.0 2015-01-30

Publications (1)

Publication Number Publication Date
WO2016119628A1 true WO2016119628A1 (en) 2016-08-04

Family

ID=53071591

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2016/071580 WO2016119628A1 (en) 2015-01-30 2016-01-21 Electric booster brake device for vehicle

Country Status (2)

Country Link
CN (1) CN104554223B (en)
WO (1) WO2016119628A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109910855A (en) * 2019-03-29 2019-06-21 上海格尔汽车科技发展有限公司 A kind of electric boosted brake system

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104554223B (en) * 2015-01-30 2018-08-21 深圳市云图电装***有限公司 A kind of electric booster braking device for vehicle
CN105523028A (en) * 2015-12-17 2016-04-27 扬州泰博汽车电子智能科技有限公司 Electronic-hydraulic compound brake system with electric brake assist function
CN106240544A (en) * 2016-10-12 2016-12-21 合肥工业大学 A kind of motor booster brake double with vacuum
CN107089225A (en) * 2017-06-07 2017-08-25 北京奥特尼克科技有限公司 A kind of electric servo drive of the brakes with torque sensor
CN109204271B (en) * 2017-06-30 2021-01-19 比亚迪股份有限公司 Brake pedal simulator, automobile brake system and vehicle
CN107444375A (en) * 2017-07-04 2017-12-08 浙江零跑科技有限公司 A kind of vehicle braking control system and its method

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101327788A (en) * 2007-06-19 2008-12-24 比亚迪股份有限公司 Electric booster braking system
EP2465741A1 (en) * 2010-12-20 2012-06-20 Robert Bosch GmbH Electric servo assisted brake system
CN203372075U (en) * 2013-06-14 2014-01-01 陈晶杰 Mechanical-electric-hydraulic compound braking system and corresponding vehicle
CN103754210A (en) * 2014-01-08 2014-04-30 同济大学 Motor-driven electronic hydraulic braking system
CN104554223A (en) * 2015-01-30 2015-04-29 深圳市云图电装***有限公司 Vehicular electricity-assisted brake device
CN204586859U (en) * 2015-01-30 2015-08-26 深圳市云图电装***有限公司 A kind of electric booster braking device for vehicle

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0565061A (en) * 1991-09-06 1993-03-19 Akebono Brake Ind Co Ltd Car brake control device safety mechanism and brake actuator
CN2923453Y (en) * 2006-05-15 2007-07-18 比亚迪股份有限公司 Boosted braking system
CN102267450B (en) * 2011-05-05 2015-07-15 浙江师范大学 Electro-hydraulic control type braking power assisting device
CN203130966U (en) * 2013-01-31 2013-08-14 常州机电职业技术学院 Gear rack steering gear intertooth space adjusting device
CN103231706B (en) * 2013-05-14 2014-12-24 湖南湖大艾盛汽车技术开发有限公司 Electric brake booster

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101327788A (en) * 2007-06-19 2008-12-24 比亚迪股份有限公司 Electric booster braking system
EP2465741A1 (en) * 2010-12-20 2012-06-20 Robert Bosch GmbH Electric servo assisted brake system
CN203372075U (en) * 2013-06-14 2014-01-01 陈晶杰 Mechanical-electric-hydraulic compound braking system and corresponding vehicle
CN103754210A (en) * 2014-01-08 2014-04-30 同济大学 Motor-driven electronic hydraulic braking system
CN104554223A (en) * 2015-01-30 2015-04-29 深圳市云图电装***有限公司 Vehicular electricity-assisted brake device
CN204586859U (en) * 2015-01-30 2015-08-26 深圳市云图电装***有限公司 A kind of electric booster braking device for vehicle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109910855A (en) * 2019-03-29 2019-06-21 上海格尔汽车科技发展有限公司 A kind of electric boosted brake system

Also Published As

Publication number Publication date
CN104554223A (en) 2015-04-29
CN104554223B (en) 2018-08-21

Similar Documents

Publication Publication Date Title
WO2016119628A1 (en) Electric booster brake device for vehicle
CN109624957B (en) Integrated electric power-assisted brake system with novel coupling mode
CN108382381B (en) Electric power-assisted braking device
CN108674403A (en) Electric booster braking device and braking method
CN110715001B (en) Bidirectional synchronous reinforcement type electromechanical brake actuator based on rotating motor and ball screw
WO2022237179A1 (en) Decoupling type electric power-assisted brake device
CN110686030B (en) One-way two-stage boosting type electromechanical brake actuator based on linear motor
CN110701216B (en) Unidirectional reinforcement type electromechanical brake actuator based on rotating motor and gear rack
CN104442382B (en) Accelerating pedal device of vehicle with haptic feedback functions
CN110701221B (en) Two-way synchronous reinforcement type electromechanical brake actuator based on linear motor
CN106891879B (en) Vehicle composite braking system and vehicle
CN106915341B (en) Brake device with auxiliary power assisting function
CN111137257B (en) Electronic hydraulic brake
CN110686031A (en) One-way two-stage boosting type electronic mechanical brake actuator based on rotating motor and ball screw
CN109910856A (en) A kind of miniature electric passenger car electric-machine directly-driven brake-by-wire device and its brake control method
CN216424375U (en) Novel electronic hydraulic power assisting device
CN113135166B (en) Emergency steering mechanism of all-terrain vehicle
CN204586859U (en) A kind of electric booster braking device for vehicle
CN110654364A (en) Distributed brake system with parking function and multiple working modes
CN218335611U (en) Servo electric cylinder with manual function and integrated sliding screw rod transmission
JP3121856U (en) Operating force assist device
CN216331993U (en) Hydraulic line control brake mechanism based on rotating motor and gear rack
CN220622558U (en) Split electromechanical braking system based on planetary roller screw and universal joint
CN110696800A (en) Integrated electronic hydraulic braking system and method
CN205047696U (en) Mechanical type separation and reunion final controlling element

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 16742690

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 16742690

Country of ref document: EP

Kind code of ref document: A1