CN206155428U - Electric automobile braking control integration system - Google Patents
Electric automobile braking control integration system Download PDFInfo
- Publication number
- CN206155428U CN206155428U CN201621247552.3U CN201621247552U CN206155428U CN 206155428 U CN206155428 U CN 206155428U CN 201621247552 U CN201621247552 U CN 201621247552U CN 206155428 U CN206155428 U CN 206155428U
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- Prior art keywords
- brake
- braking
- wheel cylinder
- auxiliary
- cylinder
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Abstract
The utility model discloses an electric automobile braking control integration system, including collection liquid case for store hydraulic oil, main braking system, it connects the footboard through the brake lever for drive braking execution systems carries out the braking instruction of footboard, wherein, main braking system includes main brake piping, collection liquid case and braking execution systems are connected to main brake piping both ends, and assist braking system, its with main braking system connects braking execution systems in parallelly connected back, includes: assist the brake piping, its with main brake piping is parallelly connected for assist braking system's hydraulic oil circulation, assist the pneumatic cylinder, install driving motor on it, the assistance pneumatic cylinder compresses hydraulic oil under motor drive provide braking power, the brake valve is assisted to first subsidiary brake valve and second, and it is established ties on assisting the brake piping, be used for control assist the break -make of brake piping. The utility model discloses a braking system is through main braking system and supplementary braking system's cooperation, improves the brake safety ability of vehicle.
Description
Technical field
The present invention relates to automotive field.It is more particularly related to a kind of electric vehicle brake controls integrated system.
Background technology
Existing auto-safety mechanism and security fields design focus on automobile brake system and vehicle passive safety technology.
For the basis of existing automobile brake system, its protection vehicle and personal security is that driver correctly touches on the brake, and cannot keep away
Exempt from the security incident caused due to driver's maloperation；Existing vehicle passive safety device mainly includes bumper, substitute
Capsule, safety belt etc., these devices only just can work after automobile there occurs collision accident, it is impossible to avoid safe thing completely
Therefore.
The content of the invention
It is an object of the present invention to provide a kind of auxiliary brakes, it connects braking execution system, and motor control hydraulic cylinder is carried out
Hydraulic operation, makes braking execution system be braked wheel cylinder by the unlatching of the first auxiliary brake valve and/or the second auxiliary brake valve.
In order to realize these purposes of the invention and further advantage, there is provided a kind of electric vehicle brake control is integrated
System, including：
Catch box, for storing hydraulic oil；
Primary brake system, including main brake pipeline, the main brake pipeline two ends connection catch box and braking execution system；
The primary brake system connects pedal by brake bar, for driving braking execution system to perform the braking instruction of pedal；And
Auxiliary brakes, it is connected braking execution system with after primary brake system parallel connection, including：
Auxiliary brake piping, it is in parallel with the main brake pipeline, and the hydraulic oil for auxiliary brakes circulates；
Auxiliary hydraulic cylinder, installs thereon motor, and the auxiliary hydraulic cylinder compresses hydraulic oil to provide system under Motor drive
Power；
First auxiliary brake valve and the second auxiliary brake valve, it is connected on the auxiliary brake piping, for controlling the auxiliary system
The break-make of dynamic pipeline.
Preferably, the primary brake system includes master cylinder, two independent braking in-lines and return line；It is main
Connect catch box, lead to by oil inlet pipe after cylinder, including the first master cylinder and the second master cylinder, first master cylinder and the parallel connection of the second master cylinder
The brake bar connection pedal is crossed, the master cylinder is compressed and is conveyed to braking oil inlet pipe to the hydraulic oil that catch box is delivered to
Road；Two independent braking in-lines, connect respectively the first master cylinder and the second master cylinder, described two independent braking oil inlet pipes
Hydraulic oil is delivered to braking execution system by road；Return line, its one end connection braking execution system, other end connection liquid collecting
Hydraulic oil is transmitted back to catch box by case, the return line.
Preferably, also include：Electronic control unit, its connection primary brake system, auxiliary brakes, braking perform system
System.
Preferably, the braking execution system includes：First brake unit, its left front wheel cylinder of connection and off-front wheel cylinder,
It is braked for controlling left front wheel cylinder and off-front wheel cylinder；Second brake unit, its left back wheel cylinder of connection and off hind wheel cylinder, are used for
Control left back wheel cylinder and off hind wheel cylinder is braked；First brake unit control valve, its be arranged on first brake unit with
On the pipeline of left front wheel cylinder and off-front wheel cylinder, for controlling left front wheel cylinder and the braking of off-front wheel cylinder；Second brake unit controls valve,
It is arranged on second brake unit and the pipeline of left back wheel cylinder and off hind wheel cylinder, for controlling left back wheel cylinder and off hind wheel
Cylinder is braked.
Preferably, also including sensor integration, its described electronic control unit of connection is simultaneously transferred to its monitoring signals
Electronic control unit.
Preferably, the sensor integration includes：Pedal displacement sensor, it is arranged on pedal, is stepped on for detection
The displacement of plate；First pressure sensor, it is arranged on braking in-line, for detecting its interior hydraulic fluid pressure；Second pressure
Force snesor, it is arranged on another braking in-line, for detecting its interior hydraulic fluid pressure；3rd pressure sensor, its
On auxiliary brake piping, for detecting its interior hydraulic fluid pressure.
The present invention at least includes following beneficial effect：1st, electric vehicle brake control integrated system by auxiliary brakes and
Primary brake system is in parallel, when when not performing braking maneuver or not enough braking effect of primary brake system is judged, starts auxiliary braking system
System is braked, and improves the safety braking performance of vehicle, it is to avoid the caused brake failure because primary brake system breaks down.2、
ECU connection motors, the first auxiliary brake valve and the second auxiliary brake valve, motor control hydraulic cylinder carries out hydraulic operation, auxiliary by first
The unlatching of brake valve and/or the second auxiliary brake valve makes braking execution system be braked wheel cylinder, realizes that four-wheel is braked simultaneously.3、
The signal of the type electric car brake control of the present invention, ECU collection range radars and sensor integration, and send main brake system
Controlling is dynamic, primary brake system is braked together with auxiliary brakes, or the signal of auxiliary brakes independent brake, improves braking
Energy and safety.
The further advantage of the present invention, target and feature embody part by description below, and part will also be by this
The research of invention and practice and be understood by the person skilled in the art.
Description of the drawings
Fig. 1 is the structure chart that the electric vehicle brake of the present invention controls integrated system.
Fig. 2 is the brake system structure figure of the electric automobile of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawings the present invention is described in further detail, to make those skilled in the art with reference to specification text
Word can be implemented according to this.
It should be appreciated that it is used herein such as " have ", "comprising" and " including " term do not allot one or many
The presence or addition of individual other elements or its combination.
Fig. 1 and 2 shows a kind of way of realization of the invention, the electric vehicle brake control integrated system of the present invention
Including braking input system 100, primary brake system 200, braking execution system 300, wheel cylinder 400, auxiliary brakes 500 and biography
Sensor integrated 600, wherein, range radar connection electronic control unit ECU, electronic control unit ECU connection braking input system
100th, primary brake system 200, braking execution system 300, wheel cylinder 400, auxiliary brakes 500, sensor integration 600 and range finding thunder
Reach, execution system 300 is braked in the primary brake system 200 and the rear connection parallel with one another of auxiliary brakes 500；
Wherein, the primary brake system 200 connects pedal 110 by brake bar 111, and it drives braking execution system 300
Perform the braking instruction of the transmission of pedal 110；Pressure is installed on the pipeline of the connection braking execution system 300 of the primary brake system 200
Force snesor, specially first pressure sensor 620 and second pressure sensor 630；The electronic control unit receives range finding
The hydraulic pressure abnormal signal of primary brake system 200 sent apart from abnormal signal and the pressure sensor of radar, controls auxiliary braking
System 500 drives braking execution system 300 to be braked.
As shown in Fig. 2 the braking input system 100 includes pedal 110 and catch box 120, wherein, pedal 110 includes
Brake bar 111, its one end connection pedal 110 and other end connection master cylinder 210, according to the sole pressure on the pedal 110 for applying
Power and pressure is applied on master cylinder 210；For storing hydraulic oil in the catch box 120, it is coupled to the storage of the top of master cylinder 210
Liquid storage is pressed oil and to the fuel feeding of master cylinder 210.
As shown in Fig. 2 the primary brake system 200 includes master cylinder 210, the first main brake pipeline 220, the second main brake pipe
Road 230 and return line 240, wherein, 210 points of master cylinder is the first master cylinder 211 and the second master cylinder 212, has primary brake system 200
There are two fluid pressure lines parallel with one another and independent of each other, wherein, the first master cylinder 211 and the second master cylinder 212 are respectively provided with hydraulic pressure
Spring, is compressed respectively to the hydraulic oil in the first master cylinder 211 and the second master cylinder 212, and the first master cylinder 211 connects the first main system
Dynamic pipeline 220, drives left front wheel cylinder 410, off-front wheel cylinder 420 to be braked by braking execution system 300；Or second master cylinder
212 the second main brake pipelines 230 of connection, drive left back wheel cylinder 430, off hind wheel cylinder 440 to be made by braking execution system 300
It is dynamic；Be configured to by two brake pipings it is independent of each other, even if when a loop in two hydraulic circuits is broken down, car
Braking keep may.Return line 240, its one end connection braking execution system 300, other end connection catch box 120, institute
State return line 240 and hydraulic oil is transmitted back to into catch box 120.
In another embodiment, the first brake valve 221 and check valve be installed on the first main brake pipeline 220, second
Second installs brake valve 321 and check valve on main brake pipeline 230, for controlling hydraulic pressure and preventing hydraulic pressure non-return.
As shown in Fig. 2 the hydraulic pressure that provided by primary brake system 200 of the braking execution system 300 is performing car
The braking of wheel, including the first brake unit 310, the second brake unit 320, the first brake unit control valve 311/312 and second
Brake unit controls valve 321/322, wherein, the first brake unit 310 connects the first main brake pipeline 220, and first is installed thereon
Brake unit controls valve 311/312, and it connects left front wheel cylinder and off-front wheel cylinder, carries out for controlling left front wheel cylinder and off-front wheel cylinder
Braking；Second brake unit 320 connects the second main brake pipeline 230, and the second brake unit control valve 321/322 is installed thereon,
Its left back wheel cylinder of connection and off hind wheel cylinder, are braked for controlling left back wheel cylinder and off hind wheel cylinder.
In another embodiment, the first brake unit control valve 311 and second brake unit control valve 321 is normally opened
Type solenoid valve, it is arranged on wheel cylinder upstream so as to control hydraulic pressure to the transmission of wheel cylinder；First brake unit controls valve 312 and the
Two brake units control valve 322 is normally-off solenoid valve, is arranged on downstream for controlling release of the hydraulic pressure from wheel cylinder.First system
Moving cell control valve 311/312 and second brake unit control valve 321/322 electrically connects the electronic control system, by electronics control
System controller processed is opened and closed.
As shown in Fig. 2 the auxiliary brakes 500 include motor 510, hydraulic cylinder 520, the first auxiliary brake valve 530,
Second auxiliary brake valve 540 and auxiliary brake piping 550；Motor 510, its electrical connection electronic control unit, the motor
It is compressed for driving hydraulic cylinder；The one end of hydraulic cylinder 520 connects catch box 120 by auxiliary brake piping 550, and the other end passes through
First auxiliary brake valve 530, the second auxiliary brake valve 540 connection braking execution system 300, wherein, it is provided with the hydraulic cylinder 520
Piston, hydraulic spring grease cup, piston is connected to the screw rod of ball screw, and ball nut connects the rotary shaft of motor 510, so that
Motor drives piston to move back and forth, and spring then makes piston homing.Auxiliary brakes 500 passes through motor
510 mechanical force is compressed to the hydraulic oil being passed through in hydraulic cylinder 520, realizes braking.Hydraulic cylinder 520 is held by connecting braking
First auxiliary brake valve 530, the second auxiliary brake valve 540 are installed on the pipeline of row system 300, and are connected by secondary brake piping 550
Catch box 120, so as to realize independent control the first brake unit 310 and the second brake unit 320, reaches the left front wheel cylinder of braking
410th, the effect of off-front wheel cylinder 420, left back wheel cylinder 430 and off hind wheel cylinder 440.Auxiliary brake piping 550, itself and the main brake system
Unite 200 in parallel, the hydraulic oil for auxiliary brakes 500 circulates.
As shown in Fig. 2 sensor integration 600 includes that pedal displacement sensor 610, first pressure sensor 620, second are pressed
Its monitoring signals is simultaneously transmitted electron by the pressure sensor 640 of force snesor 630 and the 3rd, its described electronic control unit of connection
Control unit.Wherein, pedal displacement sensor 610 is arranged on pedal, for detecting the displacement of pedal 110；First pressure is passed
Sensor 620, it is arranged on the first main brake pipeline 220, for detecting its interior hydraulic fluid pressure；Second pressure sensor 630,
It is arranged on the second main brake pipeline 230, for detecting its interior hydraulic fluid pressure；3rd pressure sensor 640, it is arranged on
On auxiliary brake piping 550, for detecting its interior hydraulic fluid pressure.Sensor integration 600 is by the integrated system of braking that it is detected
The data of system simultaneously send data to electronic control unit.
Although embodiment of the present invention is disclosed as above, it is not restricted to listed in specification and embodiment
With.It can be applied to completely various suitable the field of the invention.For those skilled in the art, can be easily
Realize other modification.Therefore under the universal limited without departing substantially from claim and equivalency range, the present invention is not limited
In specific details and shown here as the legend with description.
Claims (6)
1. a kind of electric vehicle brake controls integrated system, it is characterised in that include：
Catch box, for storing hydraulic oil；
Primary brake system, including main brake pipeline, the main brake pipeline two ends connection catch box and braking execution system；It is described
Primary brake system connects pedal by brake bar, for driving braking execution system to perform the braking instruction of pedal；And
Auxiliary brakes, it is connected braking execution system with after primary brake system parallel connection, including：
Auxiliary brake piping, it is in parallel with the main brake pipeline, and the hydraulic oil for auxiliary brakes circulates；
Auxiliary hydraulic cylinder, installs thereon motor, and it is dynamic to provide braking that the auxiliary hydraulic cylinder compresses hydraulic oil under Motor drive
Power；
First auxiliary brake valve and the second auxiliary brake valve, it is connected on the auxiliary brake piping, for controlling the auxiliary brake pipe
The break-make on road.
2. electric vehicle brake as claimed in claim 1 controls integrated system, it is characterised in that the primary brake system includes
Master cylinder, two independent braking in-lines and return line；
Collected by oil inlet pipe connection after master cylinder, including the first master cylinder and the second master cylinder, first master cylinder and the parallel connection of the second master cylinder
Liquid case, pedal is connected by the brake bar, the master cylinder is compressed and is conveyed to system to the hydraulic oil that catch box is delivered to
Dynamic in-line；
Two independent braking in-lines, connect respectively the first master cylinder and the second master cylinder, described two independent braking oil-feeds
Hydraulic oil is delivered to braking execution system by pipeline；
Return line, its one end connection braking execution system, other end connection catch box, the return line conveys in hydraulic oil
Return catch box.
3. electric vehicle brake as claimed in claim 1 or 2 controls integrated system, it is characterised in that also include：Electronic Control
Unit, its connection primary brake system, auxiliary brakes, braking execution system.
4. electric vehicle brake as claimed in claim 3 controls integrated system, it is characterised in that the braking execution system bag
Include：
First brake unit, its left front wheel cylinder of connection and off-front wheel cylinder, are braked for controlling left front wheel cylinder and off-front wheel cylinder；
Second brake unit, its left back wheel cylinder of connection and off hind wheel cylinder, are braked for controlling left back wheel cylinder and off hind wheel cylinder；
First brake unit controls valve, and it is arranged on first brake unit and the pipeline of left front wheel cylinder and off-front wheel cylinder,
For controlling left front wheel cylinder and the braking of off-front wheel cylinder；
Second brake unit controls valve, and it is arranged on second brake unit and the pipeline of left back wheel cylinder and off hind wheel cylinder,
For controlling left back wheel cylinder and the braking of off hind wheel cylinder.
5. electric vehicle brake as claimed in claim 4 controls integrated system, it is characterised in that also including sensor integration,
Its monitoring signals is simultaneously transferred to electronic control unit by its described electronic control unit of connection.
6. electric vehicle brake as claimed in claim 5 controls integrated system, it is characterised in that the sensor integration bag
Include：
Pedal displacement sensor, it is arranged on pedal, for detecting the displacement of pedal；
First pressure sensor, it is arranged on braking in-line, for detecting its interior hydraulic fluid pressure；
Second pressure sensor, it is arranged on another braking in-line, for detecting its interior hydraulic fluid pressure；
3rd pressure sensor, it is arranged on auxiliary brake piping, for detecting its interior hydraulic fluid pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621247552.3U CN206155428U (en) | 2016-11-18 | 2016-11-18 | Electric automobile braking control integration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621247552.3U CN206155428U (en) | 2016-11-18 | 2016-11-18 | Electric automobile braking control integration system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206155428U true CN206155428U (en) | 2017-05-10 |
Family
ID=58660554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621247552.3U Expired - Fee Related CN206155428U (en) | 2016-11-18 | 2016-11-18 | Electric automobile braking control integration system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206155428U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108501921A (en) * | 2018-05-04 | 2018-09-07 | 吉林大学 | A kind of hydraulic pressure line control brake system and its brake control method with double pressure sources |
-
2016
- 2016-11-18 CN CN201621247552.3U patent/CN206155428U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108501921A (en) * | 2018-05-04 | 2018-09-07 | 吉林大学 | A kind of hydraulic pressure line control brake system and its brake control method with double pressure sources |
| CN108501921B (en) * | 2018-05-04 | 2019-04-02 | 吉林大学 | A kind of hydraulic line control brake system and its brake control method with double pressure sources |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170510 Termination date: 20171118 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |