CN208855622U - A kind of redundance type electronic brake system based on electric control hydraulic braking - Google Patents
A kind of redundance type electronic brake system based on electric control hydraulic braking Download PDFInfo
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- CN208855622U CN208855622U CN201820855829.3U CN201820855829U CN208855622U CN 208855622 U CN208855622 U CN 208855622U CN 201820855829 U CN201820855829 U CN 201820855829U CN 208855622 U CN208855622 U CN 208855622U
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Abstract
The utility model discloses a kind of redundance type electronic brake system based on electric control hydraulic braking, including signal acquisition module, brake caliper and power mechanism assembly, electronic brake switch, electronic brake controller, electric control hydraulic braking controller, CAN FD telecommunication circuit, the first assist motor, the first deceleration mechanism, master cylinder, brake piping；Electronic brake switch is connect with electronic brake controller, electric control hydraulic braking controller respectively；Electronic brake controller, electric control hydraulic braking controller are connected with brake caliper and power mechanism assembly respectively, and electric control hydraulic braking controller also passes through the first assist motor, the first deceleration mechanism is connected with master cylinder.The utility model electric-controlled hydraulic parking braking in the case where electronic brake controller fails, while solving the problems, such as that existing system weight is big, at high cost, braking effect is poor.
Description
Technical field
The utility model relates to brake device for car technical field more particularly to a kind of redundancies based on electric control hydraulic braking
Formula electronic brake system.
Background technique
The electronization, intelligent level of automobile are higher and higher in recent years, for the portability of automobile operation and the peace of parking
Quan Xing, electronic brake gradually replace traditional manual wire-drawing type parking braking.On the one hand, electronic brake was being driven a vehicle
Automatic parking may be implemented under the operating conditions such as congested link, red light waiting in journey；On the other hand, manual wire-drawing type parking braking consumes
Take physical strength, electronic brake can provide bigger convenience.Currently, on vehicle mainstream applications electronic brake system
Mainly by electronic brake switch, controller, two rear service brakes pincers and power mechanism, function mainly include static pull-up and
Release, dynamic brake etc..When static pull-up switchs, power mechanism drives clamp to apply brake force to two rear-wheels, realizes parking
Braking；When static state presses lower switch, parking braking is discharged；Dynamic brake refers to that pull-up switch is not put in vehicle travel process, is given
Two rear-wheels apply brake force, and rear-wheel anti-lock function may be implemented, and guarantee a degree of insensitivity.Existing electricity
Sub- parking braking system has the following deficiencies: that 1, brake caliper and power mechanism weight are big, at high cost；2, do not have redundancy knot
Structure, when electronic brake system failure without spare parking braking system；3, in dynamic parking braking, rear-wheel can only be realized
Anti-locking brake function, braking effect and stability are poor.
Utility model content
The purpose of the utility model is to overcome above-mentioned deficiencies, provide a kind of redundance type electronics based on electric control hydraulic braking
Parking braking system, the electric-controlled hydraulic parking braking in the case where failure of electronic brake controller, while solving existing
System weight is big, the problem of at high cost, braking effect and stability difference.
To achieve the above object, the utility model proposes following technical solutions: a kind of based on the superfluous of electric control hydraulic braking
Residue electronic brake system, including brake caliper and power mechanism assembly, electronic brake switch, electronic brake
Controller, electric control hydraulic braking controller, CAN FD telecommunication circuit, the first assist motor, the first deceleration mechanism, wheel cylinder,
Brake piping；The signal acquisition module is connect with electronic brake controller；Electronic brake switch respectively with
Electronic brake controller, electric control hydraulic braking controller are electrically connected；The electronic brake controller passes through CAN
FD communication line is connected with electric control hydraulic braking controller；The electronic brake controller, electric control hydraulic braking controller
It is connected respectively with brake caliper and the control of power mechanism assembly, the electric control hydraulic braking controller also passes through the first power-assisted electricity
Machine, the first deceleration mechanism are connected with master cylinder, and the master cylinder is total by brake piping and brake caliper and power mechanism
At connected.
Further, the brake caliper and power mechanism assembly are four, before being separately positioned on the right side, it is right after, it is left back, left
First four wheel cylinder end.
Further, the CAN FD telecommunication circuit is two-way.
Further, the brake caliper and power mechanism assembly include the second assist motor, the second deceleration mechanism, braking
Clamp, second deceleration mechanism one end are connected with second assist motor, second deceleration mechanism other end with it is described
Brake caliper is connected.
A kind of working principle of riding automobile-used redundance type electronic brake system of the utility model is as follows:
Electronic brake switch is for issuing driver to electronic brake controller, electric control hydraulic braking controller
Control is intended to.After electronic brake controller receives driver's parking braking intention, sending brake command is to electricity first
Brake hydraulic pressure controller is controlled, it is made to establish certain pressure to four wheel cylinders in advance, then issues corresponding control signal driving system
Moving calipers and power mechanism assembly, achieve the effect that parking braking.Biggish braking pressure is pre-established by electric control hydraulic braking
Power, then a lesser brake pressure is applied by electronic parking system, parking purpose can be easily reached, while can also drop
Demand of the low braking process to power of motor reduces the weight and cost of entire electronic brake system.Electronic brake
Controller receives speed from vehicle, wheel speed signal by CAN FD bus, judges wheel during dynamic parking braking
Locking trend adjusts clamp brake pressure to realize ANTI LOCK, realizes the stability of parking braking.Electric control hydraulic braking control
Device processed receives the driving assist motor operating after building pressure instruction from electronic brake controller, and by deceleration, mechanism is pushed away
Dynamic master cylinder, brake fluid enter master cylinder by brake piping, it is established that brake pressure.Electric control hydraulic braking control simultaneously
Device passes through CAN FD monitoring bus electronic brake controller working condition, when the failure of electronic brake controller, electricity
Its work can be replaced by controlling brake hydraulic pressure controller, and after receiving driver's parking braking intention, active control power-assisted is electric first
Machine establishes larger pressure to four master cylinders, then issues corresponding control signal and brake caliper and power mechanism assembly is driven to build
Lesser parking braking pressure is found, achievees the effect that parking braking.Four brake calipers and power mechanism assembly are separately mounted to
Before the right side, it is right after, left back, left first four wheel cylinder end, come from electronic brake controller or electric control hydraulic braking control for executing
The brake command of device processed.
Compared with prior art, the utility model has the beneficial effects that:
1, the utility model parking braking process is by electric control hydraulic braking system built in advance pressure and electronic brake system two
A build presses through Cheng Zucheng, effectively reduces the power and size of electronic brake motor, and system weight is small, at low cost.
2, the utility model electronic brake controller and electric control hydraulic braking controller, can be braked with independent control
Clamp and power mechanism assembly, achieve the effect that redundancy.
3, it is equipped with brake caliper and power mechanism assembly on four wheels of the utility model, anti-lock system may be implemented
Dynamic control, effectively increases parking braking effect and stability.
Detailed description of the invention
Fig. 1 is a kind of structure of the redundance type electronic brake system based on electric control hydraulic braking described in the utility model
Schematic diagram.
Each label is as follows with component names corresponding relationship:
1, brake caliper and power mechanism assembly；2, electronic brake switchs；3, electronic brake controller；4, electric
Control brake hydraulic pressure controller；5, CAN FD communication line；6, the first assist motor；7, the first deceleration mechanism；8, master cylinder；9,
Brake piping；10, signal acquisition module.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1
Refering to Figure 1, the utility model provides the following technical solutions:
A kind of redundance type electronic brake system based on electric control hydraulic braking, including brake caliper and power mechanism it is total
At 1, electronic brake switch 2, electronic brake controller 3, electric control hydraulic braking controller 4, CAN FD telecommunication circuit
5, the first assist motor 6, the first deceleration mechanism 7, wheel cylinder 8, brake piping 9；The signal acquisition module 9 and electronic parking
Brake monitor 3 connects；The electronic brake switch 2 respectively with electronic brake controller 3, electric control hydraulic braking control
Device 4 processed is electrically connected；The electronic brake controller 3 passes through CAN FD communication line 5 and electric control hydraulic braking controller 4
It is connected；The electronic brake controller 3, electric control hydraulic braking controller 4 respectively with brake caliper and power mechanism assembly 1
Control is connected, and the electric control hydraulic braking controller 4 also passes through the second assist motor, the second deceleration mechanism and master cylinder phase
Even, the master cylinder is connected by brake piping 10 with brake caliper and power mechanism assembly 1.
Further, the brake caliper and 1 assembly of power mechanism are four, before being separately positioned on the right side, it is right after, it is left back,
Left first four wheel cylinder end, for executing the brake command from electronic brake controller 3 or electric control hydraulic braking controller 4
Further, the CAN FD telecommunication circuit 5 is two-way.
Further, the brake caliper and 1 assembly of power mechanism include the second assist motor, the second deceleration mechanism, system
Moving calipers, second deceleration mechanism one end are connected with second assist motor, second deceleration mechanism other end and institute
Brake caliper is stated to be connected.
A kind of use of above-mentioned redundance type electronic brake system based on electric control hydraulic braking successively includes following step
It is rapid:
One, electronic brake switch 2 is issued to electronic brake controller 3, electric control hydraulic braking controller 4 and is driven
Member's control is intended to.When the static pull-up of electronic brake switch 2, indicates static and execute parking braking intention；Work as electronic parking
When 2 switch static state of braking is pressed, indicate that static release parking braking is intended to；It is switched when holding electronic brake in driving process
2 when not putting, and indicates that dynamic parking braking is intended to.
Two, after electronic brake controller 3 receives driver's parking braking intention, sending brake command first is given
Electric control hydraulic braking controller 4 makes it pre-establish biggish brake pressure, then applies one by electronic brake system 3
A lesser brake pressure can easily reach parking purpose, while can also reduce the demand to power of motor, reduce entire
The weight and cost of electronic brake system.Electronic brake controller 3 receives signal acquisition module signal, is dynamically staying
Wheel lock up trend is judged in vehicle braking process, is adjusted clamp brake pressure to realize ANTI LOCK, is realized parking braking
Stability.Electric control hydraulic braking controller 4 receives the driving first after building pressure instruction from electronic brake controller 3
Assist motor 6 operates, and pushes wheel cylinder 8 by the first deceleration mechanism 7, brake fluid enters wheel cylinder by brake piping 10, builds
Erect brake pressure.
Three, electric control hydraulic braking controller 4 monitors 3 working condition of electric parking brake by CAN FD bus 5, works as electricity
When sub- parking braking controller 3 fails, electric control hydraulic braking controller 4 can replace its work, receive driver's parking system
After dynamic intention, the first assist motor of active control 6 establishes larger pressure to four wheel cylinders first, then issues corresponding control letter
Number driving brake caliper and power mechanism assembly 1 establish lesser parking braking pressure, achieve the effect that parking braking.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of redundance type electronic brake system based on electric control hydraulic braking, which is characterized in that including signal acquisition mould
Block, brake caliper and power mechanism assembly, electronic brake switch, electronic brake controller, electric control hydraulic braking control
Device processed, CAN FD telecommunication circuit, the first assist motor, the first deceleration mechanism, wheel cylinder, brake piping；The signal acquisition
Module is connect with electronic brake controller；Electronic brake switch respectively with electronic brake controller, electricity
Brake hydraulic pressure controller is controlled to be electrically connected；The electronic brake controller passes through CAN FD communication line and electric-controlled hydraulic system
Movement controller is connected；The electronic brake controller, electric control hydraulic braking controller respectively with brake caliper and engine
The control of structure assembly is connected, and the electric control hydraulic braking controller also passes through the first assist motor, the first deceleration mechanism and braking master
Cylinder is connected, and the wheel cylinder is connected by brake piping with brake caliper and power mechanism assembly.
2. a kind of redundance type electronic brake system based on electric control hydraulic braking as described in claim 1, feature exist
In the signal acquisition module includes vehicle speed sensor, wheel speed sensors.
3. a kind of redundance type electronic brake system based on electric control hydraulic braking as described in claim 1, feature exist
Be four in, the brake caliper and power mechanism assembly, before being separately positioned on the right side, it is right after, left back, left first four wheel cylinder end.
4. a kind of redundance type electronic brake system based on electric control hydraulic braking as described in claim 1, feature exist
In the CAN FD telecommunication circuit is two-way.
5. a kind of redundance type electronic brake system based on electric control hydraulic braking as described in claim 1, feature exist
In, the brake caliper and power mechanism assembly include the second assist motor, the second deceleration mechanism, brake caliper, described second
Deceleration mechanism one end is connected with second assist motor, and second deceleration mechanism other end is connected with the brake caliper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820855829.3U CN208855622U (en) | 2018-06-04 | 2018-06-04 | A kind of redundance type electronic brake system based on electric control hydraulic braking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820855829.3U CN208855622U (en) | 2018-06-04 | 2018-06-04 | A kind of redundance type electronic brake system based on electric control hydraulic braking |
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| Publication Number | Publication Date |
|---|---|
| CN208855622U true CN208855622U (en) | 2019-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820855829.3U Active CN208855622U (en) | 2018-06-04 | 2018-06-04 | A kind of redundance type electronic brake system based on electric control hydraulic braking |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111038465A (en) * | 2019-12-26 | 2020-04-21 | 湘潭大学 | Integrated brake-by-wire system for vehicle and control method |
| CN112109726A (en) * | 2019-07-17 | 2020-12-22 | 上汽通用五菱汽车股份有限公司 | Fault processing method for automatic driving vehicle, vehicle and readable storage medium |
| CN112677994A (en) * | 2021-01-07 | 2021-04-20 | 广西汽车集团有限公司 | Method for preventing automatic driving vehicle from sliding down slope |
| CN113401101A (en) * | 2020-03-16 | 2021-09-17 | 北京新能源汽车股份有限公司 | Automobile electronic parking redundancy control system and method and automobile |
| CN114248746A (en) * | 2020-09-25 | 2022-03-29 | 芜湖伯特利电子控制系统有限公司 | Control method for redundant control of motor vehicle braking |
| CN114701469A (en) * | 2022-03-30 | 2022-07-05 | 中兴智能汽车有限公司 | High-redundancy line-controlled chassis braking system architecture and method |
-
2018
- 2018-06-04 CN CN201820855829.3U patent/CN208855622U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112109726A (en) * | 2019-07-17 | 2020-12-22 | 上汽通用五菱汽车股份有限公司 | Fault processing method for automatic driving vehicle, vehicle and readable storage medium |
| CN111038465A (en) * | 2019-12-26 | 2020-04-21 | 湘潭大学 | Integrated brake-by-wire system for vehicle and control method |
| CN111038465B (en) * | 2019-12-26 | 2021-03-23 | 湘潭大学 | Integrated brake-by-wire system for vehicle and control method |
| CN113401101A (en) * | 2020-03-16 | 2021-09-17 | 北京新能源汽车股份有限公司 | Automobile electronic parking redundancy control system and method and automobile |
| CN114248746A (en) * | 2020-09-25 | 2022-03-29 | 芜湖伯特利电子控制系统有限公司 | Control method for redundant control of motor vehicle braking |
| CN112677994A (en) * | 2021-01-07 | 2021-04-20 | 广西汽车集团有限公司 | Method for preventing automatic driving vehicle from sliding down slope |
| CN114701469A (en) * | 2022-03-30 | 2022-07-05 | 中兴智能汽车有限公司 | High-redundancy line-controlled chassis braking system architecture and method |
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