CN108773369A - Electronic hydraulic brake system applied to motor vehicle - Google Patents
Electronic hydraulic brake system applied to motor vehicle Download PDFInfo
- Publication number
- CN108773369A CN108773369A CN201810772718.0A CN201810772718A CN108773369A CN 108773369 A CN108773369 A CN 108773369A CN 201810772718 A CN201810772718 A CN 201810772718A CN 108773369 A CN108773369 A CN 108773369A
- Authority
- CN
- China
- Prior art keywords
- valve
- brake
- working chamber
- master cylinder
- supercharging
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
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- 239000012530 fluid Substances 0.000 claims abstract description 58
- 239000007788 liquid Substances 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 206010020852 Hypertonia Diseases 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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
- B60T15/00—Construction arrangement, or operation of valves incorporated in power brake systems and not covered by groups B60T11/00 or B60T13/00
- B60T15/02—Application and release valves
- B60T15/36—Other control devices or valves characterised by definite functions
-
- 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
- B60T13/745—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 acting on a hydraulic system, e.g. a master cylinder
Abstract
The invention discloses a kind of electronic hydraulic brake system applied to motor vehicle, including fluid reservoir, for providing the supercharging master cylinder of brake fluid and the first valve for being connect with brake to brake, being pressurized master cylinder has the first working chamber and the second working chamber, first valve is used to guide the brake fluid of the first working chamber from supercharging master cylinder to brake, the electronic hydraulic brake system further includes being connect with the brake and for guiding the brake fluid of the second working chamber from the supercharging master cylinder to the second valve of brake, first valve is normally open valve, second valve is normally close valve.The present invention is applied to the electronic hydraulic brake system of motor vehicle, it is used in combination with supercharging master cylinder by the way that the first valve and the second valve is arranged, when can be worked with effective solution ABS system due to supercharging master cylinder in brake fluid consumption and caused by brake interrupt the problem of, so as to avoid braking when motor-driven vehicle going from interrupting, motor-driven vehicle going safety is improved.
Description
Technical field
The invention belongs to motor vehicle braking systems technical fields, specifically, the present invention relates to one kind being applied to motor vehicle
Electronic hydraulic brake system.
Background technology
The braking system of vehicle includes vacuum booster, master cylinder, clamp composition, and principle will be driven by vacuum booster
The brake force for the person of sailing is amplified, and is generated hydraulic pressure transfer and to clamp and is generated brake force.Vacuum booster needs to connect true on vehicle
Empty source could work normally.On conventional internal combustion locomotive, this part is generated stable vacuum source by air-intake of combustion engine.Electronic
There is no internal combustion engines on automobile, can not generate vacuum source, it usually needs and matching vacuum pump generates vacuum source, this approach increases
System complexity and cost.
The electronic hydraulic brake system that power-assisted is carried out by motor is the brake force amplification by motor by driver, and
It generates hydraulic pressure transfer and to clamp and generates brake force.The setting that can very well solve in Conventional braking systems because of vacuum booster is led
The problem of cause.
As shown in Fig. 2, electronic hydraulic brake system in the prior art generally by master cylinder, secondary master cylinder, pedal simulator and
It takes turns end control valve group and secondary master cylinder is connected with clamp at being switched by hydraulic circuit when, braking, motor pushing pair master cylinder establishes liquid
Pressure, and be transmitted to wheel and generate brake force.
In conventional brake, " secondary master cylinder-clamp " are confined space, and internal brake fluid will not be reduced, and not have liquid
The problems such as crushing loses.But during ABS, due to need individually to a certain clamp carry out pressure conciliation, to independent clamp into
Brake fluid can be discharged into fluid reservoir by pressure reducing valve when row decompression, the brake fluid in " secondary master cylinder-clamp " is caused to reduce, this
When in order to keep hydraulic pressure, secondary master cylinder piston to need to move forward.ABS cycle-indexes are more, the brake fluid in " secondary master cylinder-clamp "
Fewer, the distance that secondary master cylinder piston moves forward is more, since the stroke of secondary master cylinder is limited, when secondary master cylinder inner carrier is moved to pole
After limit, it will be unable to generate hydraulic pressure and brake fluid.It needs to interrupt at this time and brake, secondary master cylinder piston is retracted and generates negative pressure, and is passed through
Check valve on secondary master cylinder extracts brake fluid out of fluid reservoir, supplements the brake fluid of secondary master cylinder internal loss.This braking is interrupted and can be led
Vehicle average retardation rate is caused to decline, braking distance lengthens, and leads to motor-driven vehicle going safety reduction.
Invention content
The present invention is directed at least solve one of the technical problems existing in the prior art.It is answered for this purpose, the present invention provides one kind
Electronic hydraulic brake system for motor vehicle, it is therefore an objective to avoid braking from interrupting, improve motor-driven vehicle going safety.
To achieve the goals above, the technical solution that the present invention takes is:Electro-hydraulic brake system applied to motor vehicle
System, including fluid reservoir, the supercharging master cylinder for providing brake fluid to brake and the first valve being connect with brake, are pressurized master cylinder
With the first working chamber and the second working chamber, the first valve be used for by from supercharging master cylinder the first working chamber brake fluid guide to
Brake, the electronic hydraulic brake system further include connect with the brake and for will be from the supercharging master cylinder the
The brake fluid of two working chambers is guided to the second valve of brake, and first valve is normally open valve, and the second valve is normally close valve.
Second working chamber of the supercharging master cylinder is connect by circuit control valve with the fluid reservoir, and circuit control valve is normal
Valve opening is pressurized the piston of master cylinder between first working chamber and the second working chamber.
When conventional brake, is moved in piston the first working chamber of direction of the supercharging master cylinder, pass through the first working chamber and export
Brake fluid is to the brake to generate brake force, and first valve is in open state, and second valve is closed.
In the piston of the supercharging master cylinder towards moving in the first working chamber and the piston reaches the limit of the first working chamber
Behind position, piston reverses direction moves, and is moved in piston the second working chamber of direction, second valve is opened, and the second work of master cylinder is pressurized
The brake fluid made in chamber flows into the brake through the second valve.
When ABS system works, by the cooperation of first valve and second valve and the supercharging master cylinder, described in realization
The pressure of wheel braking cylinder of brake is adjusted.
The cross-sectional area of second working chamber is less than the cross-sectional area of first working chamber.
The present invention is applied to the electronic hydraulic brake system of motor vehicle, by the way that the first valve and the second valve and supercharging master cylinder is arranged
Be used in combination, when can be worked with effective solution ABS system due to supercharging master cylinder in brake fluid consumption and caused by make
Dynamic the problem of interrupting, improves motor-driven vehicle going safety so as to avoid braking when motor-driven vehicle going from interrupting.
Description of the drawings
This specification includes the following drawings, and shown content is respectively:
Fig. 1 is the principle schematic for the electronic hydraulic brake system that the present invention is applied to motor vehicle;
Fig. 2 is the principle schematic of electronic hydraulic brake system in background technology;
In figure label for:1, the first master cylinder isolating valve;2, pedal simulator control valve;3, the first pressurized cylinder isolating valve;4,
Second pressurized cylinder isolating valve;5, the first valve;6, the first valve;7, the first valve;8, the first valve;9, the second valve;10, the second valve;11,
Two valves;12, the second valve;13, circuit control valve;14, the second master cylinder isolating valve;15, the first safety valve;16, the second safety valve;
17, it is pressurized master cylinder;18, master cylinder;A, the first working chamber;B, the second working chamber;E third working chambers;F, the 4th working chamber;I,
First piston;II, second piston;III, it is pressurized the piston of master cylinder.
Specific implementation mode
Below against attached drawing, by the description of the embodiment, making to the specific implementation mode of the present invention further details of
Explanation, it is therefore an objective to those skilled in the art be helped to have more complete, accurate and deep reason to the design of the present invention, technical solution
Solution, and contribute to its implementation.
As shown in Figure 1, the present invention provides a kind of electronic hydraulic brake system applied to motor vehicle, including master cylinder
18, pedal simulator, fluid reservoir, for brake provide brake fluid supercharging master cylinder 17 and connect with brake first
Valve, supercharging master cylinder 17 have the first working chamber and the second working chamber, and the first valve from the first of supercharging master cylinder 17 for will work
The brake fluid of chamber is guided to brake.The electronic hydraulic brake system of the present invention further includes being connect with brake and for that will come from
The brake fluid for being pressurized the second working chamber of master cylinder 17 is guided to the second valve of brake, and the first valve is normally open valve, and the second valve is normal
Valve closing.
Specifically, as shown in Figure 1, the second working chamber of supercharging master cylinder 17 is connected by circuit control valve 13 and fluid reservoir
It connects, circuit control valve 13 is normally open valve and is normal-open electromagnetic valve.Supercharging master cylinder 17 also has there are one piston, and piston is located at supercharging
The cylinder interior of master cylinder 17, be pressurized master cylinder 17 piston positioned at the first working chamber and the second working chamber between, the first working chamber with
Second working chamber is two circular cavities of the cylinder interior for being pressurized master cylinder 17, the first working chamber and the second working chamber by piston point
It separates, is not connected between the first working chamber and the second working chamber, there is brake fluid in the first working chamber and the second working chamber.Liquid storage
Brake fluid is stored in tank, circuit control valve 13 is opened when power is off in closed in electrified state, circuit control valve 13, circuit control valve
When 13 unlatching, the second working chamber and fluid reservoir that are pressurized master cylinder 17 are in connected state.Second valve be normal-open electromagnetic valve, second
Valve is opened when power is off, in closed in electrified state.When second valve is opened, the brake fluid being pressurized in the second working chamber of master cylinder 17 can
It is flowed into brake through the second valve, brake is made to generate brake force;When second valve is opened, brake fluid in brake also can be through
Second valve flows into the second working chamber of supercharging master cylinder 17.
As shown in Figure 1, the brake setting of motor vehicle is multiple, at the position of each wheel of correspondence, it is respectively set one
Brake, each brake are connect with first valve and second valve respectively, the quantity and braking of the first valve and the second valve
The quantity of device is identical, and the second working chamber of supercharging master cylinder 17 is connect by oil pipe with the second all valves, each second valve difference
For guiding the brake fluid from the second working chamber into corresponding brake, each first valve is respectively used to that first will be come from
The brake fluid of working chamber is guided into corresponding brake.First valve is normal-closed electromagnetic valve, and the first valve is closed when power is off,
It is opened when energization.When first valve is opened, the brake fluid being pressurized in the first working chamber of master cylinder 17 can flow into braking through the first valve
In device, brake is made to generate brake force;When first valve is opened, the brake fluid in brake can also flow into supercharging master through the first valve
In first working chamber of cylinder 17.
As shown in Figure 1, when conventional brake, it is pressurized in piston the first working chamber of direction of master cylinder 17 and moves, the first working chamber
Volume becomes smaller, and brake fluid is exported to brake to generate brake force by the first working chamber, and the first valve is in open state at this time,
Second valve is closed, and circuit control valve 13 is in open state, and the second working chamber passes through circuit control valve 13 and liquid storage
Tank is connected, no pressure in the second working chamber.When conventional brake, supercharging master cylinder 17 piston towards moving in the first working chamber and
After the piston reaches the extreme position of the first working chamber, piston cannot continue to move towards in the first working chamber, piston reverses direction fortune
It is dynamic, it is moved in piston the second working chamber of direction, the second working chamber volume becomes smaller, and the second working chamber generates pressure, and the second valve is opened,
Circuit control valve 13 is also opened, and the brake fluid being pressurized in the second working chamber of master cylinder 17 flows into brake through the second valve, so as to
It is interrupted to avoid braking.During the piston for being pressurized master cylinder 17 retracts to the second working chamber, circuit control valve 13 makes second
Hydraulic circuit between working chamber and fluid reservoir is closed, and is generated pressure in the second working chamber at this time, is passed through control loop control valve
The hydraulic pressure of 13 the second working chambers of control.
As shown in Figure 1, when ABS system (anti-blocking brake system) works, pass through the first valve and the second valve and supercharging master cylinder
17 cooperation realizes that the pressure of wheel braking cylinder of brake is adjusted, and can realize the independent adjusting of each brake.Brake need to reduced
When interior pressure, the second valve is opened, the brake fluid in brake through the second valve back to the second working chamber of supercharging master cylinder 17,
And then spill into fluid reservoir.
As shown in Figure 1, when opening one or more second valves, you can brake fluid is made to be transmitted to accordingly from the second working chamber
Brake in, make pressure rise in corresponding brake, generate brake force.When one or more brakes need pressure release,
Circuit control valve 13 makes the hydraulic circuit between the second working chamber and fluid reservoir be connected, and opens simultaneously corresponding second valve, makes system
Brake fluid in dynamic device returns to fluid reservoir.
Preferably, the cross-sectional area of the first working chamber and the second working chamber is of different sizes, the second working chamber it is transversal
Area is less than the cross-sectional area of the first working chamber.The piston of supercharging master cylinder 17 is connect with piston rod, and piston rod is for receiving motor
The driving force of generation, it is movable along the axial direction to control piston.In the case where motor exports identical torque condition, supercharging master cylinder 17
The maximum pressure that (retrogressing refers to being moved in piston the second working chamber of direction) can be generated when piston retreats is more than (advance when advancing
Refer to piston towards moving in the first working chamber) maximum pressure that can be generated, system can be improved most builds pressure energy power in large scale.It is needing
When increasing the pressure in brake, the piston of supercharging master cylinder 17 needs to move towards in the second working chamber, and the second working chamber generates
Pressure, the second valve are opened, and circuit control valve 13 is also opened, and are pressurized the brake fluid in the second working chamber of master cylinder 17 through the second valve stream
Enter brake, i.e., controls the brake force for generating bigger by retreating.
Circuit control valve 13 be normally open type valve, in the case that in circuit, control valve 13 is uncontrolled, from the second working chamber to
Hydraulic circuit between fluid reservoir is kept unimpeded.Circuit control valve 13 has linear " electric current-pressure difference " relationship, by controlling back
The pressure being pressurized in the second working chamber of master cylinder 17 can be adjusted in the electrical current size of road control valve 13.It is returned in piston
While moving back, is acted on by the overflow of solenoid valve, the pressure stability of the second intracavitary of secondary master cylinder is kept, conducive to solenoid valve control is passed through
It pressure of wheel braking cylinder and avoids hypertonia in the second working chamber and causes the reduction of rollback speed.
As shown in Figure 1, master cylinder 18 is connect with the brake pedal of motor vehicle, master cylinder 18 is according on brake pedal
Pedal force generates hydraulic pressure.Master cylinder 18 has two chambers and two pistons, and the two chambers of master cylinder 18 are third
Two pistons of working chamber and the 4th working chamber, master cylinder 18 are first piston and second piston, first piston, the 4th work
Chamber, second piston and third working chamber are to be sequentially arranged in an axial direction, second piston be located at third working chamber and the 4th working chamber it
Between, the 4th working chamber is between first piston and second piston.Master cylinder 18 is led by the first master cylinder isolating valve 1 and second
Cylinder isolating valve 14 is connected to two brake circuits, and the third working chamber of master cylinder 18 is connect with the first master cylinder isolating valve 1, braking
4th working chamber of master cylinder 18 is connect with the second master cylinder isolating valve 14, and the first master cylinder isolating valve 1 and the second master cylinder isolating valve 14 are
Normal-open electromagnetic valve, the first master cylinder isolating valve 1 and the second master cylinder isolating valve 14 are opened when powering off, in closed in electrified state.Supercharging master
First working chamber of cylinder 17 is connected to two brake circuits by the first pressurized cylinder isolating valve 3 and the second pressurized cylinder isolating valve 4, the
One pressurized cylinder isolating valve 3 and the second master cylinder isolating valve 14 are connected to one of brake circuit, the second pressurized cylinder isolating valve 4 and
One master cylinder isolating valve 1 is connected to another brake circuit.First pressurized cylinder isolating valve 3 and the second pressurized cylinder isolating valve 4 are normally closed
Type solenoid valve, the first pressurized cylinder isolating valve 3 and the second pressurized cylinder isolating valve 4 are closed when powering off, and are opened when being powered.In this implementation
In example, brake is arranged four altogether, and the first valve and the second valve are also provided with four, and the first working chamber of supercharging master cylinder 17 passes through first
Pressurized cylinder isolating valve 3 is connect with two the first valves 5,6, and the first working chamber of supercharging master cylinder 17 passes through the second pressurized cylinder isolating valve 4
It is connect with other two first valve 7,8, the third working chamber of master cylinder 18 passes through the second master cylinder isolating valve 14 and two first
Valve 5,6 connects, and the 4th working chamber of master cylinder 18 is connect by the first master cylinder isolating valve 1 with other two first valve 7,8.I.e.
In four the first valves, the first valve of two of which is connect with the second master cylinder isolating valve 14 and the first pressurized cylinder isolating valve 3, and in addition two
A first valve is connect with the first master cylinder isolating valve 1 and the second pressurized cylinder isolating valve 4.
As shown in Figure 1, the 4th working chamber of master cylinder 18 is connected by pedal simulator control valve 2 and pedal simulator
It connects, pedal simulator control valve 2 is normal-open electromagnetic valve, and pedal simulator control valve 2 is closed when power is off, is opened when being powered
It opens.When conventional brake, the first master cylinder isolating valve 1 and the second master cylinder isolating valve 14 are closed, and cut off fluid pressure line, pedal
Simulator control valve 2 is in open state, and the brake fluid in master cylinder 18 is flow in pedal simulator, provides load resistance
Power, the first pressurized cylinder isolating valve 3 and the second pressurized cylinder isolating valve 4 are in open state, and supercharging master cylinder 17 provides system for brake
Hydrodynamic, the first working chamber by being pressurized master cylinder 17 are discharged brake fluid to brake and generate brake force.
As shown in Figure 1, the first safety valve 15 and the second safety valve 16 are one-way flow structure, master cylinder 18 passes through first
Safety valve 15 and the second safety valve 16 are connected to two brake circuits, the third working chamber of master cylinder 18 and the first safety valve 15
Connection, the 4th working chamber of master cylinder 18 are connect with the second safety valve 16, and the first safety valve 15 and the second safety valve 16 are single
To valve.The communication direction of first check valve is the connection of the second check valve from the third working chamber of master cylinder 18 to brake
Direction is from the 4th working chamber of master cylinder 18 to brake.The third working chamber of master cylinder 18 by the first check valve with
Two the first valve 5,6 connections, the 4th working chamber of master cylinder 18 are connected by the second check valve and other two first valve 7,8
It connects.First safety valve 15 and the second safety valve 16 have certain Opening pressure, the first safety valve 15 and the second safety valve 16
Opening pressure is more than 2Mpa.Pressure in the third working chamber and the 4th working chamber of master cylinder 18 is more than the first safety valve
15, when the Opening pressure of the second safety valve 16, the first safety valve 15 and the second safety valve 16 automatically open, and brake fluid is led from braking
Cylinder 18 flows to brake.First safety valve 15 and the second safety valve 16 for preventing master cylinder isolating valve from surprisingly working, and cause be
The situation without any brake force occurs in system, improves safety.
The present invention is exemplarily described above in association with attached drawing.Obviously, present invention specific implementation is not by above-mentioned side
The limitation of formula.As long as using the improvement of the various unsubstantialities of inventive concept and technical scheme of the present invention progress;Or not
It is improved, the above-mentioned design of the present invention and technical solution are directly applied into other occasions, in protection scope of the present invention
Within.
Claims (6)
1. applied to the electronic hydraulic brake system of motor vehicle, including fluid reservoir, the supercharging for providing brake fluid to brake
Master cylinder and the first valve being connect with brake, supercharging master cylinder have the first working chamber and the second working chamber, and the first valve is in the future
It is guided from the brake fluid of the first working chamber of supercharging master cylinder to brake, it is characterised in that:The electronic hydraulic brake system is also
Include being connect with the brake and for guiding the brake fluid of the second working chamber from the supercharging master cylinder to brake
The second valve, first valve be normally open valve, the second valve be normally close valve.
2. the electronic hydraulic brake system according to claim 1 applied to motor vehicle, it is characterised in that:The supercharging master
Second working chamber of cylinder is connect by circuit control valve with the fluid reservoir, and circuit control valve is normally open valve, is pressurized the work of master cylinder
Plug is between first working chamber and the second working chamber.
3. the electronic hydraulic brake system according to claim 1 applied to motor vehicle, it is characterised in that:Conventional brake
When, the piston of the supercharging master cylinder passes through the first working chamber and exports brake fluid to the braking towards moving in the first working chamber
Device is to generate brake force, and first valve is in open state, and second valve is closed.
4. the electronic hydraulic brake system according to claim 3 applied to motor vehicle, it is characterised in that:In the supercharging
It is moved in piston the first working chamber of direction of master cylinder and after the extreme position of the piston the first working chamber of arrival, piston reverses direction is transported
Dynamic, piston towards moving in the second working chamber, open by second valve, is pressurized brake fluid in the second working chamber of master cylinder through the
Two valves flow into the brake.
5. the electronic hydraulic brake system according to any one of claims 1 to 4 applied to motor vehicle, it is characterised in that:ABS
When system works, by the cooperation of first valve and second valve and the supercharging master cylinder, the wheel of the brake is realized
Cylinder pressure is adjusted.
6. the electronic hydraulic brake system according to any one of claims 1 to 5 applied to motor vehicle, it is characterised in that:Institute
The cross-sectional area for stating the second working chamber is less than the cross-sectional area of first working chamber.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810772718.0A CN108773369A (en) | 2018-07-14 | 2018-07-14 | Electronic hydraulic brake system applied to motor vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810772718.0A CN108773369A (en) | 2018-07-14 | 2018-07-14 | Electronic hydraulic brake system applied to motor vehicle |
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Publication Number | Publication Date |
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CN108773369A true CN108773369A (en) | 2018-11-09 |
Family
ID=64031282
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201810772718.0A Pending CN108773369A (en) | 2018-07-14 | 2018-07-14 | Electronic hydraulic brake system applied to motor vehicle |
Country Status (1)
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CN (1) | CN108773369A (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110341674A (en) * | 2019-07-23 | 2019-10-18 | 芜湖伯特利汽车安全系统股份有限公司 | A kind of hydraulic control unit giving young employees remedial-courses in general knowledge and vocational skills liquid check valve tandem redundancy structure and improve structure |
CN112277913A (en) * | 2020-10-23 | 2021-01-29 | 上海拿森汽车电子有限公司 | Electric control hydraulic system capable of building pressure in two directions |
WO2021237496A1 (en) * | 2020-05-27 | 2021-12-02 | 华为技术有限公司 | Hydraulic regulating unit, and braking system and control method therefor |
WO2022016347A1 (en) * | 2020-07-21 | 2022-01-27 | 华为技术有限公司 | Brake control device, brake control system, and control method |
TWI771846B (en) * | 2020-12-28 | 2022-07-21 | 國家中山科學研究院 | Hydraulic release circulation device |
CN115384467A (en) * | 2022-09-05 | 2022-11-25 | 浙江极氪智能科技有限公司 | Braking system and vehicle |
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KR20140135043A (en) * | 2013-05-15 | 2014-11-25 | 현대모비스 주식회사 | ESC Integrated Brake System |
KR20170046898A (en) * | 2015-10-22 | 2017-05-04 | 주식회사 만도 | Brake apparatus |
CN208585233U (en) * | 2018-07-14 | 2019-03-08 | 芜湖伯特利汽车安全系统股份有限公司 | Electronic hydraulic brake system applied to motor vehicle |
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2018
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20140135043A (en) * | 2013-05-15 | 2014-11-25 | 현대모비스 주식회사 | ESC Integrated Brake System |
KR20170046898A (en) * | 2015-10-22 | 2017-05-04 | 주식회사 만도 | Brake apparatus |
CN208585233U (en) * | 2018-07-14 | 2019-03-08 | 芜湖伯特利汽车安全系统股份有限公司 | Electronic hydraulic brake system applied to motor vehicle |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110341674A (en) * | 2019-07-23 | 2019-10-18 | 芜湖伯特利汽车安全系统股份有限公司 | A kind of hydraulic control unit giving young employees remedial-courses in general knowledge and vocational skills liquid check valve tandem redundancy structure and improve structure |
WO2021237496A1 (en) * | 2020-05-27 | 2021-12-02 | 华为技术有限公司 | Hydraulic regulating unit, and braking system and control method therefor |
WO2022016347A1 (en) * | 2020-07-21 | 2022-01-27 | 华为技术有限公司 | Brake control device, brake control system, and control method |
CN112277913A (en) * | 2020-10-23 | 2021-01-29 | 上海拿森汽车电子有限公司 | Electric control hydraulic system capable of building pressure in two directions |
TWI771846B (en) * | 2020-12-28 | 2022-07-21 | 國家中山科學研究院 | Hydraulic release circulation device |
CN115384467A (en) * | 2022-09-05 | 2022-11-25 | 浙江极氪智能科技有限公司 | Braking system and vehicle |
CN115384467B (en) * | 2022-09-05 | 2023-11-17 | 浙江极氪智能科技有限公司 | Braking system and vehicle |
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