CN110509768A - A kind of front driving type passenger car method for controlling tire burst - Google Patents
A kind of front driving type passenger car method for controlling tire burst Download PDFInfo
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- CN110509768A CN110509768A CN201910937677.0A CN201910937677A CN110509768A CN 110509768 A CN110509768 A CN 110509768A CN 201910937677 A CN201910937677 A CN 201910937677A CN 110509768 A CN110509768 A CN 110509768A
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- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000007664 blowing Methods 0.000 claims abstract description 39
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 238000001514 detection method Methods 0.000 claims abstract description 8
- 230000008030 elimination Effects 0.000 claims abstract description 6
- 238000003379 elimination reaction Methods 0.000 claims abstract description 6
- 238000012360 testing method Methods 0.000 claims description 12
- 230000008901 benefit Effects 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000035772 mutation Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K28/00—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions
- B60K28/10—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the vehicle
- B60K28/16—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the vehicle responsive to, or preventing, skidding of wheels
- B60K28/165—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the vehicle responsive to, or preventing, skidding of wheels acting on elements of the vehicle drive train other than the propulsion unit and brakes, e.g. transmission, clutch, differential
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
- B60R16/0231—Circuits relating to the driving or the functioning of the vehicle
- B60R16/0232—Circuits relating to the driving or the functioning of the vehicle for measuring vehicle parameters and indicating critical, abnormal or dangerous conditions
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Automation & Control Theory (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The present invention relates to a kind of front driving type passenger car method for controlling tire burst, after vehicle detection is blown out to driving wheel, the torque and revolving speed exported using the differential mechanism of vehicle itself accelerate or slow down to the revolving speed of normal driving wheel to the revolving speed for driving wheel of blowing out, and the driving wheel that makes to blow out is consistent with the travel speed of normal driving wheel, driving force balances each other.Running data difference of this method based on blow out driving wheel and normal driving wheel, enable accelerator rationally by control unit to improve the angular speed for driving wheel of blowing out, elimination is blown out between driving wheel and normal driving wheel because of driving line velocity jump caused by wheel footpath difference, the revolving speed both made is opposite to be maintained within the scope of safe and reasonable, it is intended to be eliminated front driving type passenger car driving wheel and be blown out the deflection of bring driving direction, the accident potential such as to lose control of one's vehicle.
Description
Technical field
The present invention relates to automotive engineering technology fields, and in particular to a kind of front driving type passenger car method for controlling tire burst.
Background technique
It is known that the influence to vehicle driving is mainly manifested in after tire loses air pressure: being on the one hand that wheel is effective
The reduction of radius moment is travelled, wheel rolls the reduction of linear velocity moment in the case where revolving speed is constant；It on the other hand is loss of tyre pressure
Shrivelled rear wheel running resistance increases suddenly, and tire rate of roll and linear velocity is caused to strongly reduce.It is riding for front driving type
Vehicle, the differential mechanism on preceding bridge such as are at the torques transmission, and when a side drive wheel is blown out, running resistance increases, other side normal driving wheel
Relatively high revolving speed will be obtained, and since the driving wheel of front driving type passenger car plays the important function of vehicle guidance simultaneously,
Vehicle will be caused in the case where front-wheel direction is directed toward constant, because the greatest differences moment of two sides wheels travel linear velocity is to quick-fried
Tire side turns to, and forces direction of traffic moment out of hand, leads to severe traffic accidents.
The automobile flat tire control technology of the prior art is mainly based upon tire pressure monitoring system, by rationally enabling ABS control
Operation or ESP brake operating, auxiliary driver controls the direction of vehicle driving, in addition, periodical " city vehicle " is at " the 6th
It once reported that TBSS blew out surely to system in Beijing world commerial vehicle and components fair special topic ", and helped the vehicle after blowing out
Slow down, but above-mentioned automobile flat tire control technology only considers the safety in vehicle vehicle source, can not eliminate blow out driving wheel and
Because of driving line velocity jump caused by wheel footpath difference between normal driving wheel, front driving type passenger car direction out of control not can effectively solve
Problem.
Summary of the invention
The present invention is to solve the problems, such as front driving type passenger car direction out of control when driving wheel is blown out, and proposes a kind of front driving type and multiplies
With vehicle method for controlling tire burst, it can eliminate and blow out between driving wheel and normal driving wheel because travelling linear velocity caused by wheel footpath difference
Mutation.
To achieve the goals above, the technical scheme is that
A kind of front driving type passenger car method for controlling tire burst utilizes vehicle itself after vehicle detection is blown out to driving wheel
The torque and revolving speed of differential mechanism output accelerate or slow down to the revolving speed of normal driving wheel to the revolving speed for driving wheel of blowing out,
The driving wheel that makes to blow out is consistent with the travel speed of normal driving wheel, driving force balances each other.
Further, the torque and revolving speed that the differential mechanism using vehicle itself exports add the revolving speed for wheel of blowing out
Speed includes:
When testing result is blown out for left driving wheel, on the one hand, the blow out kinetic energy of moment of left driving wheel persistently leads its own formation
Gravitation, on the other hand, the control unit of the vehicle cut offs being connected by power for blow out left driving wheel and preceding bridge immediately, meanwhile, it controls
Unit processed instruction hydraulic device drives left accelerator work, after the left driving wheel that makes to blow out regains power and is adjusted
Revolving speed eliminates the traveling speed blown out between left driving wheel and normal right driving wheel so as to adjust the angular speed for left driving wheel of blowing out
It is poor to spend；
When testing result is blown out for right driving wheel, on the one hand, the blow out kinetic energy of moment of right driving wheel persistently leads its own formation
Gravitation, on the other hand, the control unit of the vehicle cut offs being connected by power for blow out right driving wheel and preceding bridge immediately, meanwhile, it controls
Unit processed instruction hydraulic device drives right accelerator work, after the right driving wheel that makes to blow out regains power and is adjusted
Revolving speed, and then the angular speed for right driving wheel of blowing out is adjusted, eliminate the traveling speed blown out between right driving wheel and normal left driving wheel
It is poor to spend；
Keep balance of the vehicle under driving status of blowing out.
Further, the detection that the vehicle blows out to left driving wheel or right driving wheel includes:
The control unit of the vehicle is changed based on the sensor tire pressure detected being arranged on left driving wheel and right driving wheel,
To judge whether left driving wheel or right driving wheel blow out.
Further, this method is when driving wheel is blown out, the left accelerator and right accelerator of the vehicle with
Differential mechanism is rigid connection, and left driving wheel is identical with the revolving speed of right driving wheel, is blown out when occurring:
When testing result is blown out for left driving wheel, control unit is operated alone corresponding left accelerator by hydraulic device and realizes
It blows out the adjustment of left driving wheel revolving speed, the working condition of right accelerator is constant；
When testing result is blown out for right driving wheel, control unit is operated alone corresponding right accelerator by hydraulic device and realizes
The adjustment of right driving wheel of blowing out revolving speed, the working condition of left accelerator are constant.
Further, the travel speed difference blown out between driving wheel and normal driving wheel of eliminating includes:
The other side using the radius data of normal driving wheel and driving wheel of blowing out as reference, before being in together with normal driving wheel on bridge
The angular speed of driving wheel of blowing out is
ωIt blows out driving wheel=RNormal driving wheel*ωNormal driving wheel/R It blows out driving wheel, calculated according to the revolving speed and the pre-set left accelerator or
The parameter of right accelerator.
Through the above technical solutions, the invention has the benefit that
The present invention is based on the running data differences of blow out driving wheel and normal driving wheel, rationally enable accelerator by control unit
Improve the angular speed for driving wheel of blowing out, elimination is blown out between driving wheel and normal driving wheel because of driving line caused by wheel footpath difference
Velocity jump makes the revolving speed of the two is opposite to be maintained within the scope of safe and reasonable, and the process of entire control method does not require driver
Have very high strain and maneuvering capability, can realize urgent, the automatic deviation correction of front driving type passenger car, therefore, multiplies in front driving type
When being blown out with the driving wheel of vehicle, driver can be good at controlling the direction of running car, ensure that rear vehicle row of blowing out
Sail safety.
Detailed description of the invention
Fig. 1 is a kind of system composition schematic diagram of front driving type passenger car method for controlling tire burst of the present invention, before vehicle is in figure
Drive formula passenger car looks up state.
Fig. 2 is the control flow signal that left driving wheel is blown out in a kind of front driving type passenger car method for controlling tire burst of the present invention
Figure.
Fig. 3 is the control flow signal that right driving wheel is blown out in a kind of front driving type passenger car method for controlling tire burst of the present invention
Figure.
Numbering in the drawing are as follows: 1 is differential mechanism, and 2 be left driving wheel, and 3 be control unit, and 4 be preceding bridge, and 5 be hydraulic device, 6
It is right accelerator for left accelerator, 7,8 be right driving wheel, and 9 be sensor.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and specific embodiments:
Embodiment one
As shown in FIG. 1 to 3, a kind of front driving type passenger car method for controlling tire burst, after vehicle detection is blown out to driving wheel,
The torque and revolving speed exported using the differential mechanism 1 of vehicle itself accelerates the revolving speed for driving wheel of blowing out, and makes driving wheel of blowing out
, driving force consistent with the travel speed of normal driving wheel balances each other.
The torque and revolving speed that the differential mechanism 1 using vehicle itself exports accelerate to the revolving speed for wheel of blowing out
Testing result is left driving wheel 2 when blowing out, on the one hand, the blow out kinetic energy of moment of left driving wheel 2 persistently forms its own and draws
Power, on the other hand, the control unit 3 of the vehicle cut off being connected by power for blow out left driving wheel 2 and differential mechanism 1 immediately, meanwhile,
Control unit 3 instructs hydraulic device 5 that left accelerator 6 is driven to work, and the left driving wheel 2 that makes to blow out regains power and through toning
Revolving speed after whole, so as to adjust the angular speed for left driving wheel 2 of blowing out, elimination is blown out between left driving wheel 2 and normal right driving wheel 8
Travel speed it is poor；Testing result is right driving wheel 8 when blowing out, on the one hand, right driving wheel 8 blow out moment kinetic energy persistently to it
Tractive force itself is formed, on the other hand, the control unit 3 of the vehicle cut off moving for blow out right driving wheel 8 and differential mechanism 1 immediately
Power connection, meanwhile, control unit 3 instructs hydraulic device 5 that right accelerator 7 is driven to work, and the right driving wheel 8 that makes to blow out regains dynamic
Power and the revolving speed after being adjusted, and then adjust the angular speed for right driving wheel 8 of blowing out, elimination are blown out right driving wheel 8 and normal
Travel speed between left driving wheel 2 is poor；Keep balance of the vehicle under driving status of blowing out.
In the present invention, the vehicle includes: the control of the vehicle to the detection that left driving wheel 2 or right driving wheel 8 are blown out
Unit 3 is based on the tire pressure detected of sensor 9 variation being arranged on left driving wheel 2 and right driving wheel 8, to judge left driving wheel
2 or right driving wheel 8 whether blow out.
This method is not when driving wheel is blown out, the left accelerator 6 and right accelerator 7 and differential mechanism 1 of the vehicle
It is rigid connection, left driving wheel 2 is identical with the revolving speed of right driving wheel 8, blows out when occurring: when testing result is left driving wheel 2
When blowing out, the tune that corresponding left accelerator 6 realizes 2 revolving speed of left driving wheel of blowing out is operated alone by hydraulic device 5 for control unit 3
Whole, the working condition of right accelerator 7 is constant；When testing result is that right driving wheel 8 is blown out, control unit 3 passes through hydraulic device 5
The adjustment that corresponding right accelerator 7 realizes 8 revolving speed of right driving wheel of blowing out is operated alone, the working condition of left accelerator 6 is constant.
In the present embodiment, the travel speed difference blown out between driving wheel and normal driving wheel of eliminating includes: with just
The radius data of normal driving wheel and driving wheel of blowing out is reference, and the other side before being in together with normal driving wheel on bridge 4 is blown out drive
The angular speed of driving wheel is ωIt blows out driving wheel=RNormal driving wheel*ωNormal driving wheel/R It blows out driving wheel, calculated according to the revolving speed and pre-set described
The parameter of left accelerator 6 or right accelerator 7.
In conclusion passing through control unit 3 the present invention is based on the running data difference of blow out driving wheel and normal driving wheel
Enable accelerator rationally to improve the angular speed for driving wheel of blowing out, elimination is blown out between driving wheel and normal driving wheel because wheel footpath is poor
Driving line velocity jump caused by different makes the revolving speed of the two is opposite to be maintained within the scope of safe and reasonable, the mistake of entire control method
Journey does not require driver to have very high strain and maneuvering capability, can realize the urgent correction of front driving type passenger car, therefore, In
When the front driving wheel of front driving type passenger car is blown out, driver can be good at controlling the direction of running car.
It should be noted that left accelerator 6 and right accelerator 7 are device of the integrated installation on preceding bridge 4 in the present invention,
Control unit 3 and hydraulic device 5 are integrally disposed on front driving type passenger vehicle body, and the prior art can be used in above structure,
This will not be repeated here.
Embodiment two
Embodiment two and embodiment one the difference is that, after vehicle detection is blown out to driving wheel, using vehicle oneself
The torque and revolving speed that the differential mechanism 1 of body exports slow down to normal driving wheel；The principle slowed down to normal driving wheel with
The principle accelerated to driving wheel of blowing out is identical, and details are not described herein.
Embodiments above, only presently preferred embodiments of the present invention, not limits practical range of the invention, therefore all
According to the equivalent change or modification that the structure, feature and principle of the invention patent range is done, it is special to should be included in the present patent application
In sharp range.
Claims (5)
1. a kind of front driving type passenger car method for controlling tire burst, which is characterized in that after vehicle detection is blown out to driving wheel, benefit
The torque and revolving speed exported with the differential mechanism (1) of vehicle itself accelerate or to normal driving wheel to the revolving speed for driving wheel of blowing out
Revolving speed slow down, the driving wheel that makes to blow out is consistent with the travel speed of normal driving wheel, driving force balances each other.
2. a kind of front driving type passenger car method for controlling tire burst, which is characterized in that differential mechanism (1) output using vehicle itself
Torque and revolving speed to the revolving speed for wheel of blowing out carry out accelerate include:
Testing result is left driving wheel (2) when blowing out, on the one hand, left driving wheel (2) blow out moment kinetic energy persistently to its own
Tractive force is formed, on the other hand, the control unit (3) of the vehicle cuts off blow out left driving wheel (2) and differential mechanism (1) immediately
It is connected by power, meanwhile, control unit (3) instructs hydraulic device (5) to drive left accelerator (6) work, makes blow out left driving wheel (2)
Revolving speed after regaining power and being adjusted eliminates left drive of blowing out so as to adjust the angular speed of left driving wheel of blowing out (2)
Travel speed between driving wheel (2) and normal right driving wheel (8) is poor；
Testing result is right driving wheel (8) when blowing out, on the one hand, right driving wheel (8) blow out moment kinetic energy persistently to its own
Tractive force is formed, on the other hand, the control unit (3) of the vehicle cuts off blow out right driving wheel (8) and differential mechanism (1) immediately
It is connected by power, meanwhile, control unit (3) instructs hydraulic device (5) to drive right accelerator (7) work, makes blow out right driving wheel (8)
Revolving speed after regaining power and being adjusted, and then the angular speed for right driving wheel (8) of blowing out is adjusted, eliminate right drive of blowing out
Travel speed between driving wheel (8) and normal left driving wheel (2) is poor；
Keep balance of the vehicle under driving status of blowing out.
3. a kind of front driving type passenger car method for controlling tire burst according to claim 1, which is characterized in that the vehicle is to a left side
The detection that driving wheel (2) or right driving wheel (8) are blown out includes:
The sensor (9) that the control unit (3) of the vehicle is based on being arranged on left driving wheel (2) and right driving wheel (8) is examined
The tire pressure of survey changes, to judge whether left driving wheel (2) or right driving wheel (8) blow out.
4. a kind of front driving type passenger car method for controlling tire burst according to claim 1, which is characterized in that this method is driving
When wheel is not blown out, the left accelerator (6) and right accelerator (7) of the vehicle and differential mechanism (1) are rigid connection, left
Driving wheel (2) is identical with the revolving speed of right driving wheel (8), blows out when occurring:
When testing result is that left driving wheel (2) blow out, a corresponding left side is operated alone by hydraulic device (5) in control unit (3)
Accelerator (6) realizes the adjustment for left driving wheel (2) revolving speed of blowing out, and the working condition of right accelerator (7) is constant；
When testing result is that right driving wheel (8) blow out, the corresponding right side is operated alone by hydraulic device (5) in control unit (3)
Accelerator (7) realizes the adjustment for right driving wheel (8) revolving speed of blowing out, and the working condition of left accelerator (6) is constant.
5. a kind of front driving type passenger car method for controlling tire burst according to claim 1, which is characterized in that the elimination is blown out
Travel speed difference between driving wheel and normal driving wheel includes:
Using the radius data of normal driving wheel and driving wheel of blowing out as reference, it is in together on differential mechanism (1) with normal driving wheel
The blow out angular speed of driving wheel of the other side is
ωIt blows out driving wheel=RNormal driving wheel*ωNormal driving wheel/R It blows out driving wheel, calculated according to the revolving speed and the pre-set left accelerator
(6) or the parameter of right accelerator (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910937677.0A CN110509768A (en) | 2019-09-30 | 2019-09-30 | A kind of front driving type passenger car method for controlling tire burst |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910937677.0A CN110509768A (en) | 2019-09-30 | 2019-09-30 | A kind of front driving type passenger car method for controlling tire burst |
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| Publication Number | Publication Date |
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| CN110509768A true CN110509768A (en) | 2019-11-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910937677.0A Pending CN110509768A (en) | 2019-09-30 | 2019-09-30 | A kind of front driving type passenger car method for controlling tire burst |
Country Status (1)
| Country | Link |
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| CN (1) | CN110509768A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5737714A (en) * | 1995-01-31 | 1998-04-07 | Fuji Jukogyo Kabushiki Kaisha | Traction control system for fourwheel drive vehicle |
| CN202743050U (en) * | 2012-06-05 | 2013-02-20 | 李加林 | Safety control device after tire bursting of driving wheel of front-driven car |
| WO2013026396A1 (en) * | 2011-08-22 | 2013-02-28 | Wang Dehong | Safety driving control and rescue system for wheel diameter change and high-speed tire burst |
| CN208664961U (en) * | 2018-08-25 | 2019-03-29 | 李加林 | A kind of front driving type passenger car driving wheel blow out after safety control |
-
2019
- 2019-09-30 CN CN201910937677.0A patent/CN110509768A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5737714A (en) * | 1995-01-31 | 1998-04-07 | Fuji Jukogyo Kabushiki Kaisha | Traction control system for fourwheel drive vehicle |
| WO2013026396A1 (en) * | 2011-08-22 | 2013-02-28 | Wang Dehong | Safety driving control and rescue system for wheel diameter change and high-speed tire burst |
| CN102951135A (en) * | 2011-08-22 | 2013-03-06 | 王德红 | Safety driving control and rescue system for wheel diameter variation and high-speed tire burst |
| CN202743050U (en) * | 2012-06-05 | 2013-02-20 | 李加林 | Safety control device after tire bursting of driving wheel of front-driven car |
| CN208664961U (en) * | 2018-08-25 | 2019-03-29 | 李加林 | A kind of front driving type passenger car driving wheel blow out after safety control |
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Application publication date: 20191129 |