CN201309478Y - Automobile rollover prevention system based on ABS system - Google Patents
Automobile rollover prevention system based on ABS system Download PDFInfo
- Publication number
- CN201309478Y CN201309478Y CNU2008202221649U CN200820222164U CN201309478Y CN 201309478 Y CN201309478 Y CN 201309478Y CN U2008202221649 U CNU2008202221649 U CN U2008202221649U CN 200820222164 U CN200820222164 U CN 200820222164U CN 201309478 Y CN201309478 Y CN 201309478Y
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- control unit
- abs
- vehicle
- electromagnetic valve
- valve
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Abstract
The utility model discloses an automobile rollover prevention system based on ABS system, which comprises an ABS system which is installed on a vehicle body, wherein the ABS system comprises an ABS control unit, a wheel speed sensor, a magnetic valve and an ABS magnetic regulating valve for regulating the magnetic valve, wherein the wheel speed sensor is connected with the ABS control unit. The automobile rollover prevention system based on ABS system also comprises a steering wheel angular sensor, a vehicle transverse acceleration sensor, a vehicle gesture control unit and an active air supply magnetic valve which is controlled by the vehicle gesture control unit, wherein the active air supply magnetic valve is communicated with the magnetic valve through an air path, the steering wheel angular sensor and the vehicle transverse acceleration sensor are connected with the vehicle gesture control unit, and the vehicle gesture control unit is connected with the ABS control unit. The automobile rollover prevention system based on ABS system has simple and rational structure, convenient use and operation, and can effectively prevent the vehicle rollover conditions due to excessive steering or deficient steering of vehicles in high speed steering, thereby improving the stability and safety of vehicle operations.
Description
Technical field
The utility model relates to a kind of anti-rollover control system, especially relates to a kind of anti-rollover system for automobiles based on the ABS system.
Background technology
Along with fast development of express highway ground and automobile driving speed ground constantly promote, the continuous increase of urban population quantity and automobile pollution ground constantly promote at present in addition, all make chaufeur that the operation control of vehicle is become particularly important.Thereby in the actual travel process of vehicle, especially in scorch, chaufeur is very difficult to accurately hold the Vehicular turn control.Particularly at Ackermann steer angle, the degree that control is turned is excessive or not enough, all can cause motoring condition to be under unsafe environment for use, thereby the traffic accident that automobile causes because of understeer or ovdersteering takes place.Particularly, when the navigating mate tempo turn, be turn radius when too small if vehicle is excessively turned, because vehicle lateral acceleration is excessive, thereby vehicle very likely outwards rollover under action of centrifugal force; And when the turn inside diameter deficiency be that turn radius is when excessive, enter the bend highway as vehicle, if vehicle lateral acceleration and steering wheel angle do not match each other, vehicle lateral acceleration is too small, steering wheel angle hour, vehicle is then probably gone out bend, thus the Peril Incident generation that vehicle is played pendulum and finally cause.
The utility model content
Technical problem to be solved in the utility model is at above-mentioned deficiency of the prior art, a kind of anti-rollover system for automobiles based on the ABS system is provided, it is simple and reasonable and use easy and simple to handle, because of the vehicle rollover situation that vehicle is excessively turned or the deficiency of turning causes, reach the purpose that promotes vehicle handling stability and safety in the time of effectively preventing tempo turn.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of anti-rollover system for automobiles based on the ABS system, comprise the ABS system that is installed on the car body, described ABS system comprises the ABS control unit, the wheel speed sensors that four wheel wheel speeds are detected respectively, the electromagnetic valve that four wheel braking forces are adjusted respectively, and four join with the ABS control unit respectively and tackle the ABS solenoid regulated valve that described electromagnetic valve is regulated mutually, described wheel speed sensors connects the ABS control unit, the ABS solenoid regulated valve is serially connected in respectively in the compressed air brake cylinder of four wheels and the air inlet gas circuit between the electromagnetic valve, it is characterized in that: also comprise the steering wheel angle sensor that the bearing circle rotational angle is detected, the vehicle lateral acceleration sensor that is installed in the car body barycenter and vehicle lateral acceleration is detected, vehicle attitude control unit and the active tonifying Qi electromagnetic valve of being controlled by the vehicle attitude control unit initiatively are communicated with by gas circuit between tonifying Qi electromagnetic valve and the described electromagnetic valve; Described steering wheel angle sensor and vehicle lateral acceleration sensor all connect vehicle attitude control unit and vehicle attitude control unit and ABS control unit and join; The signal that the vehicle attitude control unit is detected according to steering wheel angle sensor and vehicle lateral acceleration sensor and the analysis processing result of ABS control unit, corresponding control initiatively the tonifying Qi electromagnetic valve start or when turning by the corresponding control in ABS control unit the electromagnetic valve of two wheels of vehicle outside start.
Described electromagnetic valve is for the 3-position-3-way solenoid valve one between the compressed air brake cylinder that is communicated with two front-wheels and be communicated with 3-position-3-way solenoid valve two between the compressed air brake cylinder of two trailing wheels, described active tonifying Qi electromagnetic valve communicates with 3-position-3-way solenoid valve one and 3-position-3-way solenoid valve two behind two-way single-pass electromagnetic valve two and two-way single-pass electromagnetic valve one respectively, two-way single-pass electromagnetic valve two communicates with preceding air receiver behind the preceding gaholder of brake pedal, two-way single-pass electromagnetic valve communicates with the back air receiver behind relay valve, and described relay valve communicates with the back air receiver behind gaholder behind the brake pedal.
The utility model compared with prior art has the following advantages, and 1, simple and reasonable and use easy and simple to handle; 2, by automobile driving speed, vehicle lateral acceleration are detected and the corresponding analysis calculation process, and with reference to the steering wheel angle of vehicle working control, whether the steering angle of final affirmation vehicle is correct, if turn to mal then corresponding electromagnetic valve by active tonifying Qi electromagnetic valve and ABS system applies control to vehicle, force the running attitude adjustment, prevent that automobile from because of the traffic accident that understeer or ovdersteering cause, guaranteeing that the vapour vehicle is in controlled range and safe condition thereby reach.In a word, the utility model turns to state of a control when detecting galloping, and corresponding applying by necessity braking, prevent the vehicle rollover that causes because of understeer and ovdersteering or the purpose of traffic accident to reach, because of the vehicle rollover situation that vehicle is excessively turned or the deficiency of turning causes, promote vehicle handling stability and safety in the time of effectively preventing tempo turn.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is circuit of the present utility model and schematic diagram of gas circuit.
Description of reference numerals:
The 1-ABS control unit; The 2-ABS solenoid regulated valve; The 3-wheel speed sensors;
4-vehicle attitude control unit; The 5-steering wheel angle sensor; 6-is the tonifying Qi electromagnetic valve initiatively;
The 7-compressed air brake cylinder; 8-3-position-3-way solenoid valve one; The 9-3-position-3-way solenoid valve
Two;
The two-way single-pass electromagnetic valve two of 10-; The two-way single-pass electromagnetic valve of 11-12-vehicle lateral acceleration
One; Sensor;
Air receiver before the 13-; Air receiver behind the 14-; Gaholder before the 15-;
Gaholder behind the 16-; The 17-relay valve; 18-the near front wheel;
The 19-off front wheel; The 20-left rear wheel; The 21-off hind wheel;
The 22-rapid release valve; The 23-hand valve; The 24-brake pedal.
The specific embodiment
As Fig. 1, the utility model comprises the ABS system that is installed on the car body, described ABS system comprises that ABS control unit 1 is the ECU control unit, (be the near front wheel 18 to four wheels respectively, back front-wheel 19, left rear wheel 20 and off hind wheel 21) wheel speed sensors 3 that detects of wheel speed, the electromagnetic valve that four wheel braking forces are adjusted respectively, and four join with ABS control unit 1 respectively and tackle the ABS solenoid regulated valve 2 that described electromagnetic valve is regulated mutually, described wheel speed sensors 3 connects ABS control unit 1, and ABS solenoid regulated valve 2 is serially connected in respectively in the compressed air brake cylinder 7 and the air inlet gas circuit between the electromagnetic valve of four wheels.Simultaneously, also comprise steering wheel angle sensor 5 that the bearing circle rotational angle is detected, be installed in car body barycenter and the vehicle lateral acceleration sensor 12 that vehicle lateral acceleration is detected, vehicle attitude control unit 4 and the active tonifying Qi electromagnetic valve 6 controlled by vehicle attitude control unit 4, initiatively be communicated with by gas circuit between tonifying Qi electromagnetic valve 6 and the described electromagnetic valve; Described steering wheel angle sensor 5 and vehicle lateral acceleration sensor 12 all connect vehicle attitude control unit 4 and vehicle attitude control unit 4 joins with ABS control unit 1; The signal that vehicle attitude control unit 4 is detected according to steering wheel angle sensor 5 and vehicle lateral acceleration sensor 12 and the analysis processing result of ABS control unit 1, corresponding control initiatively tonifying Qi electromagnetic valve 6 start or when turning by the 1 corresponding control of ABS control unit the electromagnetic valve of two wheels of vehicle outside start.
In the present embodiment, described electromagnetic valve is the 3-position-3-way solenoid valve 1 of 7 of the compressed air brake cylinders that are communicated with two front-wheels and the 3-position-3-way solenoid valve 29 that is communicated with 7 of the compressed air brake cylinders of two trailing wheels, described active tonifying Qi electromagnetic valve 6 communicates with 3-position-3-way solenoid valve 1 and 3-position-3-way solenoid valve 29 behind two-way single-pass electromagnetic valve 2 10 and two-way single-pass electromagnetic valve 1 respectively, two-way single-pass electromagnetic valve 2 10 communicates with preceding air receiver 13 behind the preceding gaholder 15 of brake pedal 24, two-way single-pass electromagnetic valve 1 communicates with back air receiver 14 behind relay valve 17, and described relay valve 17 gaholder 16 backs behind brake pedal 24 communicate with back air receiver 14.In addition, the compressed air brake cylinder 7 of described two trailing wheels connects hand valve 23 respectively behind rapid release valve 22.That is to say that initiatively tonifying Qi electromagnetic valve 6 is attempted by on the former brake system of car.
Working process of the present utility model is: at first, direction of passage dish rotary angle transmitter 5 is gathered the attempt that turns to of chaufeur in real time, and passes the signal along to vehicle attitude control unit 4; Simultaneously, send vehicle lateral acceleration by vehicle lateral acceleration sensor 12 measurement in real time that is installed in vehicle barycenter place, and institute's detection signal is delivered to vehicle attitude control unit 4; And whether turn turn inside diameter radius etc. by car speed, vehicle acceleration, each wheel acceleration and vehicle that the ABS system calculation process that is installed on the car body draws; The signal that vehicle attitude control unit 4 is detected according to vehicle lateral acceleration sensor 12 and the analysis processing result of ABS control unit 1, and the steering wheel for vehicle actual rotational angle that above-mentioned data and steering wheel angle sensor 5 are measured in real time compared, make vehicle and whether enter turn not enough or the excessive judgement of turning, take corresponding control strategies again.When concrete: when vehicle is excessively turned, the electromagnetic valve of two wheels of vehicle outside started when vehicle attitude control unit 4 was turned by the 1 corresponding control of ABS control unit, thereby the wheel brake activation of vehicle outside during to turning, make the vehicle outside wheel speed reduce, reach the purpose that reduces the car load turning speed, thereby reduce the risk of excessively turning; And when turning deficiency, vehicle attitude control unit 4 controls initiatively tonifying Qi electromagnetic valve 6 start, and the active tonifying Qi electromagnetic valve 6 corresponding again electromagnetic valves of ABS system that pass through are to all wheel brake activationes, thereby reduce each wheel wheel speed of vehicle, reach and reduce the speed of a motor vehicle and guarantee the smooth curved excessively purpose of vehicle.
The above; it only is preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; everyly any simple modification that above embodiment did, change and equivalent structure are changed, all still belong in the protection domain of technical solutions of the utility model according to the utility model technical spirit.
Claims (2)
1. anti-rollover system for automobiles based on the ABS system, comprise the ABS system that is installed on the car body, described ABS system comprises ABS control unit (1), the wheel speed sensors that four wheel wheel speeds are detected (3) respectively, the electromagnetic valve that four wheel braking forces are adjusted respectively, and four join with ABS control unit (1) respectively and tackle the ABS solenoid regulated valve (2) that described electromagnetic valve is regulated mutually, described wheel speed sensors (3) connects ABS control unit (1), ABS solenoid regulated valve (2) is serially connected in respectively in the compressed air brake cylinder (7) and the air inlet gas circuit between the electromagnetic valve of four wheels, it is characterized in that: also comprise the steering wheel angle sensor (5) that the bearing circle rotational angle is detected, the vehicle lateral acceleration sensor (12) that is installed in the car body barycenter and vehicle lateral acceleration is detected, vehicle attitude control unit (4) and the active tonifying Qi electromagnetic valve of being controlled by vehicle attitude control unit (4) (6) initiatively are communicated with by gas circuit between tonifying Qi electromagnetic valve (6) and the described electromagnetic valve; Described steering wheel angle sensor (5) and vehicle lateral acceleration sensor (12) all connect vehicle attitude control unit (4) and vehicle attitude control unit (4) joins with ABS control unit (1); The signal that vehicle attitude control unit (4) is detected according to steering wheel angle sensor (5) and vehicle lateral acceleration sensor (12) and the analysis processing result of ABS control unit (1), corresponding control initiatively tonifying Qi electromagnetic valve (6) start or when turning by the corresponding control in ABS control unit (1) electromagnetic valve of two wheels of vehicle outside start.
2. according to the described anti-rollover system for automobiles of claim 1 based on the ABS system, it is characterized in that: described electromagnetic valve is for the 3-position-3-way solenoid valve one (8) between the compressed air brake cylinder (7) that is communicated with two front-wheels and be communicated with 3-position-3-way solenoid valve two (9) between the compressed air brake cylinder (7) of two trailing wheels, described active tonifying Qi electromagnetic valve (6) communicates with 3-position-3-way solenoid valve one (8) and 3-position-3-way solenoid valve two (9) behind two-way single-pass electromagnetic valve two (10) and two-way single-pass electromagnetic valve one (11) respectively, two-way single-pass electromagnetic valve two (10) communicates with preceding air receiver (13) behind the preceding gaholder (15) of brake pedal (24), two-way single-pass electromagnetic valve one (11) communicates with back air receiver (14) behind relay valve (17), and described relay valve (17) gaholder (16) back behind brake pedal (24) communicates with back air receiver (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202221649U CN201309478Y (en) | 2008-10-30 | 2008-10-30 | Automobile rollover prevention system based on ABS system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202221649U CN201309478Y (en) | 2008-10-30 | 2008-10-30 | Automobile rollover prevention system based on ABS system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201309478Y true CN201309478Y (en) | 2009-09-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202221649U Expired - Fee Related CN201309478Y (en) | 2008-10-30 | 2008-10-30 | Automobile rollover prevention system based on ABS system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201309478Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102336190A (en) * | 2011-08-09 | 2012-02-01 | 长春工业大学 | Anti-side turning protection control method and device for automobile |
| CN102616221A (en) * | 2011-01-31 | 2012-08-01 | 株式会社爱德克斯 | Vehicle motion control device |
| CN107792034A (en) * | 2016-09-07 | 2018-03-13 | 株式会社斯巴鲁 | The gradual braking device of vehicle |
-
2008
- 2008-10-30 CN CNU2008202221649U patent/CN201309478Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102616221A (en) * | 2011-01-31 | 2012-08-01 | 株式会社爱德克斯 | Vehicle motion control device |
| CN102616221B (en) * | 2011-01-31 | 2016-01-20 | 株式会社爱德克斯 | The motion control device of vehicle |
| CN102336190A (en) * | 2011-08-09 | 2012-02-01 | 长春工业大学 | Anti-side turning protection control method and device for automobile |
| CN102336190B (en) * | 2011-08-09 | 2013-07-24 | 长春工业大学 | Anti-side turning protection control method and device for automobile |
| CN107792034A (en) * | 2016-09-07 | 2018-03-13 | 株式会社斯巴鲁 | The gradual braking device of vehicle |
| CN107792034B (en) * | 2016-09-07 | 2019-06-14 | 株式会社斯巴鲁 | The gradual braking device of vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: XI'AN ZHENGCHANG ELECTRONIC CO., LTD. Free format text: FORMER NAME: ZHENGCHANG ELECTRONIC CO., LTD., XI'AN CITY |
|
| CP03 | Change of name, title or address |
Address after: 710311 Shaanxi city of Xi'an province science and technology industrial base of Qinling Mountains high tech Zone Cottage Road West No. 2 technology enterprise accelerator Park 9 building 10101 Patentee after: XI'AN KING-TRUCK ELECTRON CO., LTD. Address before: 710075 hi tech innovation building, hi tech Zone, Shaanxi, Xi'an, N201 Patentee before: Xi'an King-Truck Electron Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090916 Termination date: 20151030 |
|
| EXPY | Termination of patent right or utility model |