CN108556914A - A kind of heading control loop of vehicle flat tire - Google Patents
A kind of heading control loop of vehicle flat tire Download PDFInfo
- Publication number
- CN108556914A CN108556914A CN201810372533.0A CN201810372533A CN108556914A CN 108556914 A CN108556914 A CN 108556914A CN 201810372533 A CN201810372533 A CN 201810372533A CN 108556914 A CN108556914 A CN 108556914A
- Authority
- CN
- China
- Prior art keywords
- vehicle
- brake
- flat tire
- control loop
- module
- 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.)
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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
- B60T7/00—Brake-action initiating means
- B60T7/12—Brake-action initiating means for automatic initiation; for initiation not subject to will of driver or passenger
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D15/00—Steering not otherwise provided for
- B62D15/02—Steering position indicators ; Steering position determination; Steering aids
- B62D15/025—Active steering aids, e.g. helping the driver by actively influencing the steering system after environment evaluation
Abstract
The invention discloses a kind of heading control loop of vehicle flat tire, safe driving of vehicle technical fields.The present invention includes vehicle-mounted master control set, tire pressure monitoring module, speed acquisition module, adjustment in direction module and alarm module.Tire pressure monitoring module is used to obtain the tire pressure of vehicle and judges whether to blow out.Current driving speed of the speed acquisition module for obtaining vehicle in real time.Adjustment in direction module can be modified the direction of vehicle.Alarm module sends out alarm of blowing out by car networking when detecting vehicle flat tire to police service platform.The present invention vehicle flat tire heading control loop can when blowing out adjust automatically steering wheel direction, the reaction time is got for driver and drive simulating person carries out a brake to vehicle, it prevents to lose control of one's vehicle, can prevent driver's oversteering after blowing out from vehicle heading generation racing being made to lead to that severe traffic accidents occur to lose control of one's vehicle.
Description
Technical field
The present invention relates to safe driving of vehicle technical fields, more particularly to a kind of heading control loop of vehicle flat tire.
Background technology
Vehicle run at high speed blow out caused by consequence it is very fearful, there is data to suggest that：It runs at high speed dead caused by blowing out
The number of dying accounts for the 49.81% of freeway accident death tolls, accounts for the 63.94% of number of injured people, accounts for direct property loss
43.38%.It is acknowledged as the number one killer of high-speed travel state down train safety so running at high speed and blowing out, this is also one
Domestic and international automotive expert is wanted to solve the problems, such as without solution.Therefore how to control rear-end collision or overturning after blowing out just becomes
The most key technology, existing monitoring system all only air pressures of monitoring tire in real time and to provide tire pressure too high or too low of blowing out
Early warning, and cannot the instantaneous burst for generation of blowing out go out powerful brake force come it is automatic force automobile brake and slow down, make vapour
Vehicle is in slave mode, to ensure the safety of property and the person.Vehicle leads to automobile because blowing out during high speed driving
Lose handling required time about 3 seconds, this coincide substantially with the operator brake reaction time, this allows for the basic nothing of driver
Method is implemented to slow down to save oneself before automobile is out of hand, and existing flat tire braking system emergency braking is easy to overturn.
Invention content
It is an object of the present invention to overcome prior art defect, a kind of direction controlling system of vehicle flat tire is provided
System, including：
Vehicle-mounted master control set；
Tire pressure monitoring module, tire pressure for obtaining vehicle simultaneously judge whether to blow out；
Speed acquisition module, the current driving speed for obtaining vehicle in real time；
Adjustment in direction module, when the vehicle is blown out and the current driving speed of vehicle is more than the first pre-set velocity
Locking direction disk, control steering wheel turns in default rotational angle range when current driving speed is less than or equal to the first pre-set velocity
It is dynamic to correct；
Alarm module sends out alarm of blowing out by car networking when detecting vehicle flat tire to police service platform.
Further, the adjustment in direction module includes：
Steering wheel phase detection unit is used for the rotation direction and angle of detection direction disk；
Judging unit judges which tire transmitting of vehicle is blown out according to the tire pressure of acquisition；
Amending unit, control direction disk to far from the side blown out with certain speed steering wheel rotation, to adjust vehicle
Body gesture.
Further, further include emergency braking module, blow out in vehicle and the vehicle-mounted master control set is pre- first
It is automatically turned on when if not collecting brake signal in the time.
Further, the emergency braking module is in the first preset time that vehicle is blown out, the vehicle-mounted master control
Device automatically turns on when collecting acceleration signals.
Further, the emergency braking module includes：
First emergency braking unit, when vehicle is blown out, the current driving speed of the vehicle is more than first and presets
Start when speed；
Second emergency braking unit, when vehicle is blown out, the current driving speed of the vehicle is less than or equal to first
Start when pre-set velocity.
Further, the acceleration signals is obtained by the displacement sensor at gas pedal.
Further, vehicle brake is stopped in first brake position and second in order to control for the first emergency braking unit configuration
It is toggled between truck position, the brake stopped with drive simulating person's point.
Further, vehicle brake is stopped in third normal danger and the 4th in order to control for the second emergency braking unit configuration
It is toggled between truck position, the brake stopped with drive simulating person's point.
Further, the braking strength of the first brake position is less than second normal danger；
The third normal danger is more than the braking strength of second normal danger, and the 4th normal danger is more than institute
State the braking strength of third normal danger；
The first brake position is the initial position of vehicle brake, and second normal danger is two points of brake travel
One of, the third normal danger is at 3/4ths positions of brake travel, and the 4th normal danger is brake travel
Terminal point.
Further, first pre-set velocity is 50km/h.
The present invention vehicle flat tire heading control loop can when blowing out adjust automatically steering wheel side
To, and drive simulating person carries out a brake to vehicle, prevents to lose control of one's vehicle, can prevent driver's oversteering after blowing out from making vehicle row
Sailing direction generation racing leads to that severe traffic accidents occur to lose control of one's vehicle.
According to the following detailed description of specific embodiments of the present invention in conjunction with the accompanying drawings, those skilled in the art will be brighter
The above and other objects, advantages and features of the present invention.
Description of the drawings
Some specific embodiments that the invention will be described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter.
Identical reference numeral denotes same or similar component or part in attached drawing.It should be appreciated by those skilled in the art that these
What attached drawing was not necessarily drawn to scale.In attached drawing：
Fig. 1 is the structural schematic diagram of the heading control loop of the vehicle flat tire of one embodiment of the invention.
Specific implementation mode
Fig. 1 is the structural schematic diagram of the heading control loop of the vehicle flat tire of one embodiment of the invention.As shown in Figure 1, this
A kind of heading control loop of vehicle flat tire of invention, including vehicle-mounted master control set 100 (ECU), tire pressure monitoring module 200, vehicle
Fast acquisition module 300 and emergency braking module 400, adjustment in direction module 500 and alarm module 600.Tire pressure monitoring module 200 is used
In the tire pressure for obtaining vehicle and judge whether to blow out.Speed acquisition module 300 for obtaining the current of vehicle in real time
Travel speed.Emergency braking module 400 blows out in vehicle and the vehicle-mounted master control set 100 is in the first preset time
It is automatically turned on when not collecting brake signal.Adjustment in direction module 500 is blown out and the current line of vehicle when the vehicle
Locking direction disk when sailing speed more than the first pre-set velocity, current driving speed are less than or equal to control direction when the first pre-set velocity
Disk is rotated in default rotational angle range and is corrected.Alarm module 600, when detecting vehicle flat tire, by car networking to police
Business platform sends out alarm of blowing out.
The present invention vehicle flat tire heading control loop can when blowing out adjust automatically steering wheel side
To getting the reaction time for driver and drive simulating person carry out stopping to vehicle, prevent to lose control of one's vehicle, can prevent from driving after blowing out
The person's of sailing oversteering, which makes vehicle heading that racing occur, leads to that severe traffic accidents occur to lose control of one's vehicle.
Further, the adjustment in direction module 500 includes steering wheel phase detection unit 510, judging unit 520 and repaiies
Positive unit 530.Steering wheel phase detection unit 510 is used for the rotation direction and angle of detection direction disk.520 basis of judging unit
The tire pressure obtained judges which tire transmitting of vehicle is blown out.Amending unit, control direction disk 530 are blown out to separate
Side with certain speed steering wheel rotation, to adjust the body gesture of vehicle.
In one embodiment, the first preset time that the emergency braking module 400 of the invention is blown out in vehicle
Interior, the vehicle-mounted master control set 100 automatically turns on when collecting acceleration signals.The emergency braking module 400 includes first tight
Anxious brake unit 410 and the second emergency braking unit 420.First emergency braking unit 410, it is described when vehicle is blown out
The current driving speed of vehicle starts when being more than the first pre-set velocity.Second emergency braking unit 420, blows out in vehicle
When, the current driving speed of the vehicle is less than or equal to start when the first pre-set velocity.The acceleration signals is by being mounted on oil
Displacement sensor at door pedal obtains.
The present invention vehicle flat tire heading control loop can when blowing out adjust automatically steering wheel side
To getting the reaction time for driver and drive simulating person carry out stopping to vehicle, prevent to lose control of one's vehicle, can prevent from driving after blowing out
The person's of sailing oversteering, which makes vehicle heading that racing occur, leads to that severe traffic accidents occur to lose control of one's vehicle.
Further, the vehicle-mounted master control set 100 is locked when detecting that the first emergency braking unit 410 starts
Steering wheel, to prevent driver turn steering wheel.The vehicle-mounted master control set 100 is detecting the second emergency braking unit
420 startup control steering wheels rotate within the scope of predetermined angle.The first emergency braking unit 410 configures vehicle in order to control
Brake toggles between first brake position and the second normal danger, the brake stopped with drive simulating person's point.It is described
Vehicle brake carrys out switchback to the configuration of second emergency braking unit 420 between third normal danger and the 4th normal danger in order to control
It changes, the brake stopped with drive simulating person's point.
The present invention vehicle flat tire heading control loop can when blowing out adjust automatically steering wheel side
To getting the reaction time for driver and drive simulating person carry out stopping to vehicle, prevent to lose control of one's vehicle, can prevent from driving after blowing out
The person's of sailing oversteering, which makes vehicle heading that racing occur, leads to that severe traffic accidents occur to lose control of one's vehicle.
Further, the braking strength of the first brake position is less than second normal danger.The third brake
Position is more than the braking strength of second normal danger, and the 4th normal danger is more than the brake of the third normal danger
Dynamics.The first brake position be vehicle brake initial position, second normal danger be brake travel two/
One, the third normal danger is at 3/4ths positions of brake travel, and the 4th normal danger is the end of brake travel
At point.Further, first pre-set velocity is 50km/h.
So far, although those skilled in the art will appreciate that present invention has been shown and described in detail herein multiple shows
Example property embodiment still without departing from the spirit and scope of the present invention, still can according to the present disclosure directly
Determine or derive many other variations or modifications consistent with the principles of the invention.Therefore, the scope of the present invention is understood that and recognizes
It is set to and covers other all these variations or modifications.
Claims (10)
1. a kind of heading control loop of vehicle flat tire, including：
Vehicle-mounted master control set；
Tire pressure monitoring module, tire pressure for obtaining vehicle simultaneously judge whether to blow out；
Speed acquisition module, the current driving speed for obtaining vehicle in real time；
Adjustment in direction module is locked when the vehicle is blown out and the current driving speed of vehicle is more than the first pre-set velocity
Steering wheel, control steering wheel is rotated in default rotational angle range and is repaiied when current driving speed is less than or equal to the first pre-set velocity
Just；
Alarm module sends out alarm of blowing out by car networking when detecting vehicle flat tire to police service platform.
2. the heading control loop of vehicle flat tire according to claim 1, which is characterized in that the adjustment in direction module packet
It includes：
Steering wheel phase detection unit is used for the rotation direction and angle of detection direction disk；
Judging unit judges which tire transmitting of vehicle is blown out according to the tire pressure of acquisition；
Amending unit, control direction disk to far from the side blown out with certain speed steering wheel rotation, to adjust the vehicle body of vehicle
Posture.
3. the heading control loop of vehicle flat tire according to claim 1, which is characterized in that further include emergency braking mould
Block is opened automatically when vehicle is blown out and the vehicle-mounted master control set does not collect brake signal in the first preset time
It opens.
4. the heading control loop of vehicle flat tire according to claim 3, which is characterized in that the emergency braking module exists
In the first preset time that vehicle is blown out, the vehicle-mounted master control set automatically turns on when collecting acceleration signals.
5. the heading control loop of vehicle flat tire according to claim 4, which is characterized in that the emergency braking module packet
It includes：
First emergency braking unit, when vehicle is blown out, the current driving speed of the vehicle is more than the first pre-set velocity
Shi Qidong；
Second emergency braking unit, when vehicle is blown out, the current driving speed of the vehicle is less than or equal to first and presets
Start when speed.
6. the heading control loop of vehicle flat tire according to claim 5, which is characterized in that the acceleration signals passes through peace
Displacement sensor at gas pedal obtains.
7. the heading control loop of vehicle flat tire according to claim 5, which is characterized in that the first emergency braking list
Member is configured to control vehicle brake and is toggled between first brake position and the second normal danger, is stopped with drive simulating person's point
Brake.
8. the heading control loop of vehicle flat tire according to claim 7, which is characterized in that the second emergency braking list
Member is configured to control vehicle brake and is toggled between third normal danger and the 4th normal danger, is stopped with drive simulating person's point
Brake.
9. the heading control loop of vehicle flat tire according to claim 8, which is characterized in that the first brake position
Braking strength is less than second normal danger；
The third normal danger is more than the braking strength of second normal danger, and the 4th normal danger is more than described the
The braking strength of three normal dangers；
The first brake position be vehicle brake initial position, second normal danger be brake travel two/
One, the third normal danger is at 3/4ths positions of brake travel, and the 4th normal danger is the end of brake travel
At point.
10. the heading control loop of vehicle flat tire according to claim 1, which is characterized in that first pre-set velocity
For 50km/h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810372533.0A CN108556914A (en) | 2018-04-24 | 2018-04-24 | A kind of heading control loop of vehicle flat tire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810372533.0A CN108556914A (en) | 2018-04-24 | 2018-04-24 | A kind of heading control loop of vehicle flat tire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108556914A true CN108556914A (en) | 2018-09-21 |
Family
ID=63536471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810372533.0A Withdrawn CN108556914A (en) | 2018-04-24 | 2018-04-24 | A kind of heading control loop of vehicle flat tire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108556914A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110315916A (en) * | 2019-07-05 | 2019-10-11 | 百度在线网络技术（北京）有限公司 | Method and apparatus for output information |
| CN111572539A (en) * | 2019-02-15 | 2020-08-25 | 广州汽车集团股份有限公司 | Vehicle control system, vehicle control apparatus, vehicle control method, computer device, and storage medium |
| CN111891114A (en) * | 2020-06-23 | 2020-11-06 | 恒大新能源汽车投资控股集团有限公司 | Vehicle control method and device and computer readable storage medium |
-
2018
- 2018-04-24 CN CN201810372533.0A patent/CN108556914A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111572539A (en) * | 2019-02-15 | 2020-08-25 | 广州汽车集团股份有限公司 | Vehicle control system, vehicle control apparatus, vehicle control method, computer device, and storage medium |
| CN110315916A (en) * | 2019-07-05 | 2019-10-11 | 百度在线网络技术（北京）有限公司 | Method and apparatus for output information |
| CN110315916B (en) * | 2019-07-05 | 2022-04-01 | 阿波罗智联(北京)科技有限公司 | Method and apparatus for outputting information |
| CN111891114A (en) * | 2020-06-23 | 2020-11-06 | 恒大新能源汽车投资控股集团有限公司 | Vehicle control method and device and computer readable storage medium |
| WO2021258876A1 (en) * | 2020-06-23 | 2021-12-30 | 恒大新能源汽车投资控股集团有限公司 | Method and device for vehicle control, and a computer-readable storage medium |
| CN111891114B (en) * | 2020-06-23 | 2022-03-22 | 恒大新能源汽车投资控股集团有限公司 | Vehicle control method and device and computer readable storage medium |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180921 |
|
| WW01 | Invention patent application withdrawn after publication |