CN106347336A - Intelligent automobile brake assisting system - Google Patents
Intelligent automobile brake assisting system Download PDFInfo
- Publication number
- CN106347336A CN106347336A CN201610999243.XA CN201610999243A CN106347336A CN 106347336 A CN106347336 A CN 106347336A CN 201610999243 A CN201610999243 A CN 201610999243A CN 106347336 A CN106347336 A CN 106347336A
- Authority
- CN
- China
- Prior art keywords
- brake
- vacuum
- ecu
- vacuum pressure
- accumulator
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
- B60T13/24—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being gaseous
- B60T13/46—Vacuum systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/02—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 mechanical assistance or drive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
- B60T13/66—Electrical control in fluid-pressure brake systems
- B60T13/68—Electrical control in fluid-pressure brake systems by electrically-controlled valves
- B60T13/683—Electrical control in fluid-pressure brake systems by electrically-controlled valves in pneumatic systems or parts thereof
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Braking Arrangements (AREA)
- Regulating Braking Force (AREA)
Abstract
The invention discloses an intelligent automobile brake assisting system, which comprises a vacuum pressure accumulator, a vacuum pressure accumulation control device, a control electromagnetic valve, a brake assisting pump and a brake assisting mechanism, wherein a pressure sensor is arranged on the vacuum pressure accumulator; the pressure sensor is connected with a self ECU (electronic control unit) of an automobile, and is used for collecting a negative pressure signal in the vacuum pressure accumulator and transmitting the negative pressure signal to the ECU; the vacuum pressure accumulation control device is arranged between an automobile engine and the vacuum pressure accumulator, and is connected with the ECU; when the negative pressure in the vacuum pressure accumulator is lower than the preset value, the engine performs air suction on the vacuum pressure accumulator, so that the negative pressure in the vacuum pressure accumulator is increased; the control electromagnetic valve is arranged between the vacuum pressure accumulator and the brake assisting pump, and is connected with the ECU; the brake assisting mechanism is in butt joint on the brake assisting pump. The intelligent automobile brake assisting system has the advantages that the mechanical and vehicle-mounted electronic control equipment parallel connection mode is used, so that the braking performance of the automobile is greatly improved; the safe use performance is better; the practical use requirements are met.
Description
Technical field
The present invention relates to a kind of intelligent automobile brake assist system, belong to automobile brake technical field.
Background technology
Automobile brake system is also known as brake system of car.Brake system effect is: makes the automobile in traveling according to driver
Requirement carry out forced deceleration and even stop；The automobile of stagnation of movement is made (to include on ramp) stably staying under the conditions of different kinds of roads
Car；The car speed of descent run is made to keep stable.Domestic Ge Jia automobile vendor uses on middle-size and small-size finished market product car at present
More for drum brakes system after shroud, part vehicle is four-wheel disk type brake, and with respect to drum brakes, disk type brake is in skill
More advanced in art, more lightweight in quality, heat dispersion, braking ability and complicated weather, road conditions conformability more
Excellent.Brake system of car refers to the safety traffic in order to technically ensure automobile, improves average speed of automobile etc., and
The special arrestment mechanism of brake unit is installed on automobile.In general brake system of car includes service braking device and system of stopping
Dynamic two sets of independent devices of device.Wherein service braking device is manipulated with foot by driver, therefore also known as foot brake.
Stop device is hand-operated by driver, therefore also known as hand brake device.According to braking energy source situation, braking system also may be used
It is divided into 3 kinds of muscular energy brake system, dynamic braking system and servo brake system etc..Muscular energy brake system is using the muscle power of driver as braking
The energy；Air pressure that dynamic braking system is converted using engine power or hydraulic pressure are as braking energy source；And servo brake system is then simultaneous
With manpower and engine power as braking energy source.Additionally, according to the transfer mode of braking energy, braking system can be divided into machinery again
Formula, fluid pressure type, vapour-pressure type and electromagnetic type wait until several.In species brake system of car, brake is to use in auto brake system
To produce the part of the power stoping vehicle motion or movement tendency.The brake that species automobile is used is all friction brake,
The braking moment namely stoping motor racing derives from the friction between retaining element and rotating working surface.
At present, brake system of the prior art is to adopt mechanical linkage, and is connected with brake boost pump, Ci Zhongjie
Structure can only artificially be realized to trample and passively braked, and the braking ability of brake is relatively low, because braking accident caused not in time repeatly
Prohibit more than.For this reason, it is very necessary for how being connected in parallel brake assist system with control electronics.
Content of the invention
The present invention exactly in view of the shortcomings of the prior art, provides a kind of intelligent automobile brake assist system, this brake
Force aid system, by the way of machinery and car-mounted electronic control device parallel connection, greatly improves the braking ability of automobile, tool
There is preferable safe application performance, meet actual operation requirements.
For solving the above problems, the technical solution used in the present invention is as follows:
A kind of intelligent automobile brake assist system, comprising: vacuum accumulator, vacuum pressure accumulation control device, control electromagnetic valve, brake
Boost pump and brake servomechanism；
One pressure transducer is provided with described vacuum accumulator, the described pressure transducer and vehicle ecu of itself is connected, and uses
In gather described vacuum accumulator in negative pressure signal and be transferred to described ecu；
Described vacuum pressure accumulation control device is arranged between vehicle motor and described vacuum accumulator and is connected with described ecu,
When the negative pressure in described vacuum accumulator is less than a preset value, institute is increased to described vacuum accumulator air-breathing by electromotor
State the negative pressure in vacuum accumulator；
Described control electromagnetic valve is arranged between described vacuum accumulator and described brake boost pump and is connected with described ecu, uses
Open so that the vacuum gas in described vacuum accumulator can in controlled by described ecu
Enter described brake boost pump；
Described brake servomechanism butts up against on described brake boost pump, for carrying out auxiliary braking work to the brake system of automobile
With；
Described brake servomechanism includes servobrake piece, pressing plate, screw rod, slide bar, pushing plate and cylinder, and described cylinder two ends are equal
It is provided with described pushing plate, described screw rod is installed in described pressing plate two ends, described slide bar is arranged on described screw rod, and described push away
Dynamic plate docks setting with described slide bar, and described servobrake piece is arranged on described pressing plate.
As the improvement of technique scheme, it is provided between described vacuum accumulator and described vacuum pressure accumulation control device
It is provided with an electromagnetic valve on first pipeline, and described first pipeline.
As the improvement of technique scheme, between described vacuum accumulator and described brake boost pump, it is provided with second pipe
Road, and described control electromagnetic valve be arranged on described second pipe.
As the improvement of technique scheme, it is provided between described vacuum pressure accumulation control device and described brake boost pump
3rd pipeline, described vacuum pressure accumulation control device upper and lower ends are respectively arranged with the first valve body and the second valve body, and described first
Valve body is all connected with described ecu with described second valve body.
As the improvement of technique scheme, described brake servomechanism is additionally provided with sync buffering mechanism, described same
Step buffer gear includes the synchronous slider that is movably arranged on described slide bar and is arranged on buffering apical pore on described screw rod, described
It is provided with connecting rod, the described synchronous slider other end is provided with the described buffering of cooperation between synchronous slider one end and described pushing plate
The synchronous thimble that apical pore uses.
Electromotor of the present invention, described ecu are automobile basic equipment device.
Compared with prior art, the implementation result of the present invention is as follows for the present invention:
A kind of intelligent automobile brake assist system of the present invention, this brake assist system passes through electromagnetic valve, ecu, sensor
Realize storage and release vacuum gas, by the way of machinery is connected in parallel with car-mounted electronic control device, it is achieved thereby that to stopping
The parallel control of car mechanical component and connection, greatly improve the braking ability of automobile, have preferable safe application performance, full
Sufficient actual operation requirements.
Brief description
Fig. 1 is a kind of intelligent automobile brake assist system theory structure schematic diagram of the present invention；
Fig. 2 is brake servomechanism structural representation of the present invention.
Specific embodiment
Present disclosure to be described below in conjunction with specific embodiments.
As shown in Figure 1 to Figure 2, it is a kind of intelligent automobile brake assist system of the present invention, comprising: vacuum accumulator
10th, vacuum pressure accumulation control device 30, control electromagnetic valve 40, brake boost pump 50 and brake servomechanism 60；Vacuum accumulator 10
On be provided with a pressure transducer 11, the pressure transducer 11 and vehicle ecu20 of itself is connected, and is used for gathering vacuum accumulator
Negative pressure signal in 10 is simultaneously transferred to ecu20；Vacuum pressure accumulation control device 30 is arranged on vehicle motor and vacuum accumulator 10
Between and be connected with ecu20, when the negative pressure in vacuum accumulator 10 is less than a preset value, by electromotor to vacuum accumulator
10 air-breathings are to increase the negative pressure in vacuum accumulator 10；Electromagnetic valve 40 is controlled to be arranged on vacuum accumulator 10 and brake boost pump 50
Between and be connected with ecu20, open so that in vacuum accumulator 10 for controlled by ecu20
Vacuum gas can enter brake boost pump 50；Brake servomechanism 50 butts up against on brake boost pump 50, for automobile
Brake system carries out brake assisting effect；
Wherein, described brake servomechanism 60 includes servobrake piece 61, pressing plate 62, screw rod 63, slide bar 64, pushing plate 65 and gas
Cylinder 66, cylinder 66 two ends are provided with pushing plate 65, and screw rod 63 is installed in pressing plate 62 two ends, and slide bar 64 is arranged on screw rod 63,
And pushing plate 65 docks setting with slide bar 64, servobrake piece 61 is arranged on pressing plate 62.
Specifically, it is provided with the first pipeline 70 between vacuum accumulator 10 and vacuum pressure accumulation control device 30, and first pipe
One electromagnetic valve 71 is provided with road 70；It is provided with second pipe 80 between vacuum accumulator 10 and brake boost pump 50, and control
Electromagnetic valve 40 is arranged on second pipe 80.
Further with improvement, as shown in figure 1, being provided with the 3rd between vacuum pressure accumulation control device 30 and brake boost pump 50
Pipeline 90, vacuum pressure accumulation control device 30 upper and lower ends are respectively arranged with the first valve body 31 and the second valve body 32, and the first valve body
31 are all connected with ecu20 with the second valve body 32.
Further with improvement, as shown in Fig. 2 being additionally provided with sync buffering mechanism on brake servomechanism 60, synchronous slow
Punch mechanism includes the synchronous slider 101 being movably arranged on slide bar 64 and is arranged on buffering apical pore 102 on screw rod 63, synchronous sliding
It is provided with connecting rod 103, synchronous slider 101 other end is provided with cooperation buffering apical pore 102 between block 101 one end and pushing plate 65
The synchronous thimble 104 using.
Concrete operating principle, the present invention passes through electromagnetic valve, ecu, sensor realization storage and release vacuum gas, using machinery
The mode being connected in parallel with car-mounted electronic control device, it is achieved thereby that the parallel control to brake machinery component and connection, pole
Improve greatly the braking ability of automobile, there is preferable safe application performance, meet actual operation requirements.
Above content is made for the present invention in conjunction with specific embodiments detailed description in detail it is impossible to assert that the present invention is specifically real
Apply and be only limitted to these explanations.For those skilled in the art, before without departing from present inventive concept
Put, some simple deduction or replace can also be made, all should be considered as belonging to the scope of protection of the invention.
Claims (5)
1. a kind of intelligent automobile brake assist system it is characterised in that: include: vacuum accumulator (10), vacuum pressure accumulation control dress
Put (30), control electromagnetic valve (40), brake boost pump (50) and brake servomechanism (60)；
One pressure transducer (11), described pressure transducer (11) and vehicle itself are provided with described vacuum accumulator (10)
Ecu(20) it is connected, and is used for the negative pressure signal that gathers in described vacuum accumulator (10) and is transferred to described ecu(20)；
Described vacuum pressure accumulation control device (30) be arranged between vehicle motor and described vacuum accumulator (10) and with described
Ecu(20) connect, when the negative pressure in described vacuum accumulator (10) is less than a preset value, by electromotor, described vacuum is stored
Depressor (10) air-breathing is to increase the negative pressure in described vacuum accumulator (10)；
Described control electromagnetic valve (40) be arranged on described vacuum accumulator (10) with described brake between boost pump (50) and with institute
State ecu(20) connect, for being subject to described ecu(20 when described engine speed is zero) control and open so that described vacuum stores
Vacuum gas in depressor (10) can enter described brake boost pump (50)；
Described brake servomechanism (50) butts up against on described brake boost pump (50), auxiliary for carrying out to the brake system of automobile
Help braking action；
Described brake servomechanism (60) includes servobrake piece (61), pressing plate (62), screw rod (63), slide bar (64), pushing plate
(65) and cylinder (66), described cylinder (66) two ends are provided with described pushing plate (65), and described screw rod (63) is installed in described
Pressing plate (62) two ends, described slide bar (64) is arranged on described screw rod (63), and described pushing plate (65) and described slide bar (64)
Docking setting, described servobrake piece (61) is arranged on described pressing plate (62).
2. according to claim 1 a kind of intelligent automobile brake assist system it is characterised in that: described vacuum accumulator (10)
It is provided with the first pipeline (70) and described vacuum pressure accumulation control device (30) between, and be provided with one on described first pipeline (70)
Electromagnetic valve (71).
3. according to claim 1 a kind of intelligent automobile brake assist system it is characterised in that: described vacuum accumulator (10)
It is provided with second pipe (80) and described brake boost pump (50) between, and described control electromagnetic valve (40) is arranged on described second
On pipeline (80).
4. according to claim 1 a kind of intelligent automobile brake assist system it is characterised in that: described vacuum pressure accumulation controls dress
Put and be provided with the 3rd pipeline (90) between (30) and described brake boost pump (50), described vacuum pressure accumulation control device (30) is up and down
Two ends are respectively arranged with the first valve body (31) and the second valve body (32), and described first valve body (31) and described second valve body (32)
All with described ecu(20) it is connected.
5. according to claim 1 a kind of intelligent automobile brake assist system it is characterised in that: described brake servomechanism
(60) it is additionally provided with sync buffering mechanism on, described sync buffering mechanism includes the synchronization being movably arranged on described slide bar (64)
Slide block (101) and be arranged on buffering apical pore (102) on described screw rod (63), described synchronous slider (101) one end is pushed away with described
It is provided with connecting rod (103), described synchronous slider (101) other end is provided with the described buffering apical pore of cooperation between dynamic plate (65)
(102) the synchronous thimble (104) using.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610999243.XA CN106347336B (en) | 2016-11-14 | 2016-11-14 | A kind of intelligent automobile brake assist system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610999243.XA CN106347336B (en) | 2016-11-14 | 2016-11-14 | A kind of intelligent automobile brake assist system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106347336A true CN106347336A (en) | 2017-01-25 |
| CN106347336B CN106347336B (en) | 2019-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610999243.XA Active CN106347336B (en) | 2016-11-14 | 2016-11-14 | A kind of intelligent automobile brake assist system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106347336B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102806900A (en) * | 2012-08-16 | 2012-12-05 | 安徽江淮汽车股份有限公司 | Vacuum assist brake controller for electric automobile |
| CN102837691A (en) * | 2012-09-28 | 2012-12-26 | 信源电子制品(昆山)有限公司 | Brake system |
| CN202728206U (en) * | 2012-08-16 | 2013-02-13 | 安徽江淮汽车股份有限公司 | Vacuum servo brake controller used in electric automobile |
| CN104760584A (en) * | 2015-03-05 | 2015-07-08 | 重庆电讯职业学院 | Brake assisting safety auxiliary system |
| CN205075831U (en) * | 2015-09-11 | 2016-03-09 | 西安正昌电子股份有限公司 | Novel vapour -pressure type braking commercial vehicle parking braking device |
-
2016
- 2016-11-14 CN CN201610999243.XA patent/CN106347336B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102806900A (en) * | 2012-08-16 | 2012-12-05 | 安徽江淮汽车股份有限公司 | Vacuum assist brake controller for electric automobile |
| CN202728206U (en) * | 2012-08-16 | 2013-02-13 | 安徽江淮汽车股份有限公司 | Vacuum servo brake controller used in electric automobile |
| CN102837691A (en) * | 2012-09-28 | 2012-12-26 | 信源电子制品(昆山)有限公司 | Brake system |
| CN104760584A (en) * | 2015-03-05 | 2015-07-08 | 重庆电讯职业学院 | Brake assisting safety auxiliary system |
| CN205075831U (en) * | 2015-09-11 | 2016-03-09 | 西安正昌电子股份有限公司 | Novel vapour -pressure type braking commercial vehicle parking braking device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106347336B (en) | 2019-04-09 |
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Effective date of registration: 20201214 Address after: No.88, Jingwu Road, Quanjiao Economic Development Zone, Chuzhou City, Anhui Province Patentee after: Anhui Xingda Power Technology Co., Ltd Address before: No.8, Guhe Town, Quanjiao County, Chuzhou City, Anhui Province Patentee before: ANHUI GERUIKA NEW ENERGY TECHNOLOGY Co.,Ltd. |
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