CN109435924A - Vehicle braking anti-lock braking system and braking method with hydraulic regulation - Google Patents
Vehicle braking anti-lock braking system and braking method with hydraulic regulation Download PDFInfo
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- CN109435924A CN109435924A CN201811363610.2A CN201811363610A CN109435924A CN 109435924 A CN109435924 A CN 109435924A CN 201811363610 A CN201811363610 A CN 201811363610A CN 109435924 A CN109435924 A CN 109435924A
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- Prior art keywords
- valve
- braking
- brake
- hydraulic
- wheel
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Classifications
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- 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
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/32—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
- B60T8/34—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition
- B60T8/343—Systems characterised by their lay-out
- B60T8/344—Hydraulic 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
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/32—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
- B60T8/34—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition
- B60T8/40—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Regulating Braking Force (AREA)
Abstract
Vehicle braking anti-lock braking system and braking method with hydraulic regulation.Automotive anti-lock braking structure at present, poor stop easily break away, and wheel is easy locking when braking, cause part sharply to rub, reduce the service life of tire, it is difficult to guarantee traffic safety.Present invention composition includes: checking cylinder (1), hydraulic regulating device (2), hydraulic regulating device includes transfer valve (13), transfer valve by pipeline respectively with check valve (14), checking cylinder connection, checking cylinder passes through pipeline successively throttle valve (3), orifice valve (4) connection, orifice valve is connect by pipeline with reflux pump (5), reflux pump respectively with accumulator (6), delivery valve (7) connection, delivery valve is connect by pipeline with brake-pressure controller (10) with one end of the transfer valve, the other end is connect by conducting wire with electronic controller (12), brake-pressure controller is connect with motor (11).The present invention is used for the vehicle braking anti-lock braking system with hydraulic regulation.
Description
Technical field:
The present invention relates to mechanical transport fields, and in particular to a kind of vehicle braking anti-lock braking system with hydraulic regulation and braking side
Method.
Background technique:
Automobile uses braking anti-lock structure at present, and when poor stop, emergency braking breaks away, especially braking when wheel
It is easy locking, is sharply rubbed so as to cause part, it will substantially reduce the service life of tire, it is difficult to guarantee the driving peace of automobile
Entirely.The braking ability of automobile is one of main performance of automobile, major traffic accidents often with poor stop, emergency braking
Situations such as Shi Fasheng breaks away, turns on one's side is related, so the braking ability of automobile is the important leverage of vehicle safety travel.
Summary of the invention:
The object of the present invention is to provide a kind of vehicle braking anti-lock braking system and braking method with hydraulic regulation.
Above-mentioned purpose is realized by following technical scheme:
A kind of vehicle braking anti-lock braking system with hydraulic regulation, composition includes: checking cylinder, hydraulic regulating device, described
Hydraulic regulating device includes transfer valve, and the transfer valve is connect with check valve, the checking cylinder respectively by pipeline, described
Checking cylinder by pipeline successively throttle valve, orifice valve connection, the orifice valve is connect by pipeline with reflux pump, described
Reflux pump is connect with accumulator, delivery valve respectively, and one end of the delivery valve and the transfer valve passes through pipeline and braking
Pressure regulator connection, the other end are connect by conducting wire with electronic controller, and the brake-pressure controller is connected to motor.
The vehicle braking anti-lock braking system with hydraulic regulation, there are two interfaces for the checking cylinder tool, and left end connects
Mouth is connect with the hydraulic regulating device, and right end interface is connect with the brake-pressure controller, the checking cylinder side
Face is equipped with braking light switch.
The vehicle braking anti-lock braking system with hydraulic regulation, the brake-pressure controller pass through pipeline and 4
One end of a wheel is separately connected, and the wheel other end is equipped with wheel speed sensors, and the wheel speed sensors lead to respectively
It crosses conducting wire to connect with the electronic controller, the electronic controller is connect by conducting wire with the braking light switch.
A kind of vehicle braking anti-lock braking system and braking method with hydraulic regulation, this method comprises the following steps: braking
Anti-lock braking system mainly include hydraulic regulating device, brake-pressure controller, electronic controller, wheel speed sensors composition, first
Be that hydraulic oil in checking cylinder is divided into two-way, wherein be to be directly entered brake-pressure control valve all the way, the braking of wheel without
Hydraulic regulating device is adjusted, and another way is divided into 2 branches, wherein a branch is to be directly entered brake pressure by transfer valve
Regulating valve, another branch be pass sequentially through throttle valve, orifice valve throttles, pressure is stored in accumulator subsequently into reflux pump
Power, hydraulic oil is entering the brake-pressure control valve by delivery valve, and the braking can be returned to by the branch
Cylinder, check valve in parallel with the transfer valve, hydraulic oil-returning can also flow back into the checking cylinder by the check valve；
When vehicle braking, the ac voltage signal directly proportional to brake wheel revolving speed is measured by the wheel speed sensors and is sent into institute
The electronic controller stated, and wheel velocity, sliding ratio and wheel are calculated by the arithmetic element in the electronic controller
Acceleration, deceleration, then again by the control unit in the electronic controller to the speed of wheel, sliding ratio, acceleration
After degree, deceleration are analyzed relatively, brake pressure control is issued to the brake-pressure controller by hydraulic regulating device
System instruction, makes the solenoid valve in the brake-pressure controller directly or indirectly control the increase and decrease of brake pressure, to adjust
Kinetic moment is controlled, is allowed to be adapted with ground attachment, prevents brake wheel by locking.
The utility model has the advantages that
1. the present invention is a kind of vehicle braking anti-lock braking system with hydraulic regulation, which can be by hydraulic in braking process
Adjusting be adjusted and be used cooperatively wheel speed sensors, brake-pressure controller, electronic controller combination to wheel braking force into
Row is adjusted, and can be effectively prevent wheel lock up, to obtain optimum braking effect, be improved the driving safety of automobile, while guaranteeing vehicle
The service life of tire is taken turns, the system is easy to use, and operation is reliable.
The structure that the present invention uses can effectively control braking distance and braking deceleration, by hydraulic regulating device
Throttle valve and orifice valve effectively prevent wheel lock up, guarantee the directional stability of auto in Braking, i.e. auto in Braking does not occur
Sideslip, the performance breakked away and lose steering capability.
The present invention controls brake force by brake-pressure controller and is less than wheel tyre and road adhesive force, makes automobile brake
When can keep stable state, whereas if braking system brake force is greater than tire and road adhesive force, when automobile brake, will appear vehicle
Take turns locking and sliding.
The present invention uses electronic controller, and controls brake-pipe pressure by hydraulic regulating device, and wheel is avoided to make
Locking during dynamic and slide, traffic accident occurs, and the movement shape that the side rolling for being at slip rate 5% -15% is sliding
State.
Detailed description of the invention:
Attached drawing 1 is structural schematic diagram of the invention.
Specific embodiment:
Embodiment 1:
A kind of vehicle braking anti-lock braking system with hydraulic regulation, composition includes: checking cylinder 1, hydraulic regulating device 2, described
Hydraulic regulating device include transfer valve 13, the transfer valve is connected with check valve 14, the checking cylinder respectively by pipeline
It connects, by pipeline, successively throttle valve 3, orifice valve 4 connect the checking cylinder, and the orifice valve passes through pipeline and reflux pump 5
Connection, the reflux pump are connect with accumulator 6, delivery valve 7 respectively, and one end of the delivery valve and the transfer valve is logical
It crosses pipeline to connect with brake-pressure controller 10, the other end is connect by conducting wire with electronic controller 12, the brake pressure
Adjuster is connect with motor 11.
Embodiment 2:
According to the vehicle braking anti-lock braking system described in embodiment 1 with hydraulic regulation, the checking cylinder has there are two interface,
Left end interface is connect with the hydraulic regulating device, and right end interface is connect with the brake-pressure controller, the system
Dynamic cylinder side is equipped with braking light switch 15.
Embodiment 3:
According to the vehicle braking anti-lock braking system as described in example 2 with hydraulic regulation, the brake-pressure controller passes through
One end of pipeline and 4 wheels 8 is separately connected, and the wheel other end is equipped with wheel speed sensors 9, the wheel speed sensing
Device passes through conducting wire respectively and connect with the electronic controller, and the electronic controller is opened by conducting wire and the Brake lamp
Connection connects.
Embodiment 4:
A kind of braking method using the vehicle braking anti-lock braking system described in embodiment 1-3 with hydraulic regulation, this method is:
Anti-blocking brake system mainly include hydraulic regulating device, brake-pressure controller, electronic controller, wheel speed sensors composition,
It is that hydraulic oil in checking cylinder is divided into two-way first, wherein being to be directly entered brake-pressure control valve all the way, the braking of wheel is not
It is adjusted by hydraulic regulating device, another way is divided into 2 branches, wherein a branch is to be directly entered braking by transfer valve
Pressure-regulating valve, another branch be pass sequentially through throttle valve, orifice valve throttles, stored up in accumulator subsequently into reflux pump
Deposit pressure, hydraulic oil is entering the brake-pressure control valve by delivery valve, and can return to by the branch described
Checking cylinder, check valve in parallel with the transfer valve, hydraulic oil-returning can also flow back into the system by the check valve
Dynamic cylinder；
When vehicle braking, the ac voltage signal directly proportional to brake wheel revolving speed is measured by the wheel speed sensors and is sent into institute
The electronic controller stated, and wheel velocity, sliding ratio and wheel are calculated by the arithmetic element in the electronic controller
Acceleration, deceleration, then again by the control unit in the electronic controller to the speed of wheel, sliding ratio, acceleration
After degree, deceleration are analyzed relatively, brake pressure control is issued to the brake-pressure controller by hydraulic regulating device
System instruction, makes the solenoid valve in the brake-pressure controller directly or indirectly control the increase and decrease of brake pressure, to adjust
Kinetic moment is controlled, is allowed to be adapted with ground attachment, prevents brake wheel by locking, reduce automobile by vehicle in the process
Speed and the reliable steering of realization, this reduces the risk that may be collided；It can effectively prevent Motor Vehicles in Emergency Brake Application
Sideslip and whipping have good riding stability；The severe friction for avoiding tire and ground reduces the abrasion of tire.
Claims (4)
1. a kind of vehicle braking anti-lock braking system with hydraulic regulation, composition includes: checking cylinder, hydraulic regulating device, spy
Sign is: the hydraulic regulating device includes transfer valve, the transfer valve by pipeline respectively with check valve, the braking
Cylinder connection, by pipeline, successively throttle valve, orifice valve connection, the orifice valve pass through pipeline and reflux pump to the checking cylinder
Connection, the reflux pump are connect with accumulator, delivery valve respectively, and one end of the delivery valve and the transfer valve passes through
Pipeline is connect with brake-pressure controller, and the other end is connect by conducting wire with electronic controller, the brake-pressure controller
It is connected to motor.
2. the vehicle braking anti-lock braking system according to claim 1 with hydraulic regulation, it is characterized in that: the checking cylinder
There are two interface, left end interfaces to connect with the hydraulic regulating device for tool, right end interface and the brake-pressure controller
Connection, the checking cylinder side is equipped with braking light switch.
3. the vehicle braking anti-lock braking system according to claim 2 with hydraulic regulation, it is characterized in that: the braking pressure
Draught control mechanism is separately connected by one end of pipeline and 4 wheels, and the wheel other end is equipped with wheel speed sensors, described
Wheel speed sensors pass through conducting wire respectively and connect with the electronic controller, the electronic controller by conducting wire with it is described
Braking light switch connection.
4. the braking method of the vehicle braking anti-lock braking system with hydraulic regulation described in a kind of one of claim 1-3, special
Sign is: this method comprises the following steps:
Anti-blocking brake system mainly includes hydraulic regulating device, brake-pressure controller, electronic controller, wheel speed sensors group
At, first it is that the hydraulic oil in checking cylinder is divided into two-way, wherein be to be directly entered brake-pressure control valve all the way, the braking of wheel
It is adjusted without hydraulic regulating device, another way is divided into 2 branches, wherein a branch is to be directly entered system by transfer valve
Dynamic pressure force regulating valve, another branch be pass sequentially through throttle valve, orifice valve throttles, subsequently into reflux pump in accumulator
Pressure store, hydraulic oil is entering the brake-pressure control valve by delivery valve, and can be returned to by the branch described
Checking cylinder, check valve in parallel with the transfer valve, hydraulic oil-returning can also be flowed back into described by the check valve
Checking cylinder；
When vehicle braking, the ac voltage signal directly proportional to brake wheel revolving speed is measured by the wheel speed sensors and is sent into institute
The electronic controller stated, and wheel velocity, sliding ratio and wheel are calculated by the arithmetic element in the electronic controller
Acceleration, deceleration, then again by the control unit in the electronic controller to the speed of wheel, sliding ratio, acceleration
After degree, deceleration are analyzed relatively, brake pressure control is issued to the brake-pressure controller by hydraulic regulating device
System instruction, makes the solenoid valve in the brake-pressure controller directly or indirectly control the increase and decrease of brake pressure, to adjust
Kinetic moment is controlled, is allowed to be adapted with ground attachment, prevents brake wheel by locking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811363610.2A CN109435924A (en) | 2018-11-16 | 2018-11-16 | Vehicle braking anti-lock braking system and braking method with hydraulic regulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811363610.2A CN109435924A (en) | 2018-11-16 | 2018-11-16 | Vehicle braking anti-lock braking system and braking method with hydraulic regulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109435924A true CN109435924A (en) | 2019-03-08 |
Family
ID=65552435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811363610.2A Pending CN109435924A (en) | 2018-11-16 | 2018-11-16 | Vehicle braking anti-lock braking system and braking method with hydraulic regulation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109435924A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1374218A (en) * | 2000-12-28 | 2002-10-16 | 丰田自动车株式会社 | Brake system with high voltage source between main cylinder and brake cylinder |
| CN1572614A (en) * | 2003-06-18 | 2005-02-02 | 罗伯特-博希股份公司 | Method for controlling a brake supporting device of hydraulic braking equipment for automobile |
| CN105189219A (en) * | 2013-05-08 | 2015-12-23 | 丰田自动车株式会社 | Vehicle brake device |
| CN206243157U (en) * | 2016-12-15 | 2017-06-13 | 吉林大学 | A kind of decoupling type electric booster braking system based on X-type arrangement |
-
2018
- 2018-11-16 CN CN201811363610.2A patent/CN109435924A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1374218A (en) * | 2000-12-28 | 2002-10-16 | 丰田自动车株式会社 | Brake system with high voltage source between main cylinder and brake cylinder |
| CN1572614A (en) * | 2003-06-18 | 2005-02-02 | 罗伯特-博希股份公司 | Method for controlling a brake supporting device of hydraulic braking equipment for automobile |
| CN105189219A (en) * | 2013-05-08 | 2015-12-23 | 丰田自动车株式会社 | Vehicle brake device |
| CN206243157U (en) * | 2016-12-15 | 2017-06-13 | 吉林大学 | A kind of decoupling type electric booster braking system based on X-type arrangement |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190308 |
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| RJ01 | Rejection of invention patent application after publication |