CN109808426A - A kind of vehicle automatic dynamic tire pressure regulating system - Google Patents
A kind of vehicle automatic dynamic tire pressure regulating system Download PDFInfo
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- CN109808426A CN109808426A CN201910225565.2A CN201910225565A CN109808426A CN 109808426 A CN109808426 A CN 109808426A CN 201910225565 A CN201910225565 A CN 201910225565A CN 109808426 A CN109808426 A CN 109808426A
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Abstract
The invention discloses a kind of vehicle automatic dynamic tire pressure regulating systems in the safe control technique field for belonging to vehicle operation.Tyre pressure-regulating device includes the air pump for being mounted on front part of vehicle or rear portion, the lightweight air accumulator being connected with air pump, the Non-return air valve of the air distribution system of independent control, hollow sealing formula semiaxis, hollow type wheel hub, the electric control valve core being mounted in hollow type wheel wheel hub and pressure sensor composition.Present invention employs the design of hollow type wheel hub, avoid effectively reducing degradation risk using the soft inflated conduit of external connection valve inside, and vehicle unsprung mass is effectively reduced, not influencing the dynamic balancing and appearance of wheel in structure.The system, which is distinguished, adjusts each tire pressure, and adjust automatically tire pressure enhances the performance of tire, keeps vehicle more stable under steam；Guarantee vehicle safety operation.
Description
Technical field
The invention belongs to the safe control technique field of vehicle operation, in particular to a kind of vehicle automatic dynamic tire pressure is adjusted
System.
Background technique
External part semitrailer has been mounted with PSI automatic tire inflation system, and installing after the system driver can be
Car carries out carrying out surveying the operation such as pressure and inflation/deflation to tire, to improve the safety of vehicle, passability and driver
Comfort.But the system still has its limitation, such as: it is related to that car type is extremely limited, and PSI system is only applied to semitrailer etc. at present
Full-sized car and camion, and still in blank in terms of civil field especially car；In the flexibility of adjusting, also deposit
There is certain defect, which can not distinguish each wheel tyre pressure and adjust；Due to still needing to driver's manual operation and starting,
The system has no advantage in intelligence degree.In addition, being equipped with the vehicle of PSI system, it is equipped with external connection valve inside
Soft inflated conduit, which may will affect the dynamic balancing of wheel, and influence the beauty of vehicle, and there are certain agings
Problem.It is directed to household passenger car, can distinguish and adjust each wheel tire pressure.
Summary of the invention
The purpose of the present invention is to propose to a kind of vehicle automatic dynamic tire pressure regulating systems, which is characterized in that the system includes
Automatically the tyre pressure-regulating device and dynamic tire pressure regulating mechanism being filled and deflated by；
Automatically the tyre pressure-regulating device being filled and deflated by includes automatic inflation mechanism and automatic deflation mechanism；It is wherein automatic
Inflation mechanism includes the air pump for being mounted on front part of vehicle or rear portion, the lightweight air accumulator being connected with air pump, gas distribution channels, independent control
Unidirectional electromagnetic gas valve, pressure sensor, hollow sealing formula semiaxis, the hollow type wheel hub composition of air distribution system processed；Wherein hollow type
Wheel hub is fastened by boss bolt and hollow sealing formula semiaxis；Hollow sealing formula semiaxis one end connects gas distribution channels, the other end
It is fixed with hollow type wheel hub fastening；Unidirectional electromagnetic gas valve is arranged in gas distribution channels；The automatic deflation mechanism is to be mounted on
The electric control valve core of spoke on the outside of four hollow type wheel hubs.
The automatic inflation mechanism of the independent control air distribution system includes unidirectional electromagnetic gas valve, pressure sensor, hollow close
Envelope formula semiaxis and hollow type wheel hub；Each wheel hub is a set of.
The electric control valve core is composed of automatically controlled miniature butterfly valve with micromotor.
The pressure sensor is mounted on the wheel rim inner wall of hollow type wheel hub, and pressure sensor is connect with electric control valve core；
And tire pressure the blowing pressure threshold range, blow off pressure threshold range is set separately, to automatically control automatic inflation mechanism and automatic
The movement of air-release mechanism.
The hollow type wheel hub be by with venthole spoke and wheel rim be integrally cast；The venthole at the two center
By lock-screw lock sealing.
The lead wiring of the air pump, unidirectional electromagnetic gas valve, pressure sensor, automatically controlled miniature butterfly valve and micromotor
On frame.
The dynamic tire pressure regulating mechanism is served as by the central regulating and controlling mechanism of former vehicle driving ECU；Central regulating and controlling mechanism is same
When connection automatic inflation mechanism and automatic deflation mechanism；The center regulating and controlling mechanism collects vehicle itself dynamic situation, driving conditions
And each tire pressure information of vehicle, and vehicle operation data is calculated, is analyzed, by vehicle sensors analysis road surface letter
Breath, judges pavement behavior；According to vehicle traction form, the attachment force data of different wheel is distinguished and adjusts each tire pressure, automatically
Adjust tire pressure；Guarantee vehicle safety operation.
Itself dynamic situation of the vehicle be vehicle tyre temperature, drive form, distribution ratio before and after quality, each wheel it is attached
The compression put forth effort, respectively hung or level of stretch.
The driving conditions include traveling road conditions, environment temperature.
The beneficial effects of the invention are as follows using hollow type wheel hub to design, avoided in structure using external connection valve inside
Soft inflated conduit, effectively reduce degradation risk, and vehicle unsprung mass is effectively reduced, do not influence the dynamic balancing of wheel with
And appearance.The system enhances the performance of tire by the adjustment to tire pressure, keeps vehicle more stable under steam；Together
When, the cooperatings such as the system and suspension system, dynamical system, aerodynamic system, brake system, promotion vehicle safety,
The driving pleasure of mobility, full landform adaptability and vehicle.
Detailed description of the invention
Fig. 1 is the tyre pressure-regulating device schematic diagram being filled and deflated by automatically.
Fig. 2 is hollow type wheel hub schematic diagram.
Fig. 3 is electric control valve cored structure schematic diagram.
Specific embodiment
The present invention proposes that a kind of vehicle automatic dynamic tire pressure regulating system, the system include the tire pressure tune being filled and deflated by automatically
Regulating device and dynamic tire pressure regulating mechanism；The present invention is explained with reference to the accompanying drawings and examples.
Fig. 1 is the tyre pressure-regulating device schematic diagram being filled and deflated by automatically.The tire pressure being filled and deflated by automatically as shown in the figure adjusts dress
It sets including automatic inflation mechanism and automatic deflation mechanism；Wherein automatic inflation mechanism includes the gas for being mounted on front part of vehicle or rear portion
Pump 1, the lightweight air accumulator 2 being connected with air pump, gas distribution channels 7, the unidirectional electromagnetic gas valve 3 of independent control air distribution system, pressure pass
Sensor 5, hollow sealing formula semiaxis 4, hollow type wheel hub 6 form；Wherein hollow type wheel hub 6 passes through boss bolt 12 and hollow sealing
Formula semiaxis 4 fastens；4 one end of hollow sealing formula semiaxis connects gas distribution channels 7, the fastening of wheel rim 10 of the other end and hollow type wheel hub
It is fixed；Unidirectional electromagnetic gas valve 3 is arranged in gas distribution channels 7；The automatic deflation mechanism is to be mounted on four hollow type wheel hubs 6
Electric control valve core 8 on the spoke 9 in outside.The electric control valve core 8 combined by automatically controlled miniature butterfly valve 13 with micromotor 14 and
At (as shown in Figure 3).The pressure sensor 5 is mounted on 10 inner wall of wheel rim on the inside of hollow type wheel hub, pressure sensor and electricity
Valve inside 8 is controlled to connect；And tire pressure the blowing pressure threshold range, blow off pressure threshold range (different automobile types threshold value model is set separately
Enclose different), to automatically control the movement of automatic inflation mechanism and automatic deflation mechanism.
The automatic inflation mechanism of the independent control air distribution system includes unidirectional electromagnetic gas valve 3, pressure sensor 5, hollow
Sealed semiaxis 4 and hollow type wheel hub 6；Each wheel hub is a set of.
The hollow type wheel hub 6 be by with venthole spoke 9 and wheel rim 10 be integrally cast；The two center leads to
Stomata is by 11 lock sealing of lock-screw (as shown in Figure 2).
The lead wiring of the air pump, unidirectional electromagnetic gas valve, pressure sensor, automatically controlled miniature butterfly valve and micromotor
On frame.
Embodiment 1, the working principle for the tyre pressure-regulating device being filled and deflated by automatically
It is vehicle-mounted when the tire pressure for each wheel hub that pressure sensor 5 detects is lower than setting tire pressure the blowing pressure threshold range
Air pump can start automatically, directly carry out the inflation of normal speed to tire by air accumulator and automatic inflation mechanism；Gas storage at this time
The pressure of tank will not reduce.In vehicle travel process, air pump will stop working, and air accumulator and independent control air distribution system then can
It continues working, carries out the inflation of fast trace to tire according to the driving state of the vehicle；Pressure sensor 5 and electric control valve core 8
Micromotor 14 connect；If each wheel hub tire pressure of each pressure sensor detection is higher than setting tire pressure blow off pressure threshold value
When range, micromotor 14 starts automatically, adjusts automatically controlled miniature 13 aperture of butterfly valve and opening time, automatically controls air-release mechanism
Movement；Each tire pressure, adjust automatically tire pressure are adjusted to distinguish；Guarantee vehicle safety operation.
Embodiment 2
The dynamic tire pressure regulating mechanism is served as by the central regulating and controlling mechanism of former vehicle driving ECU；Central regulating and controlling mechanism is logical
It crosses signal wire while connecting automatic inflation mechanism and automatic deflation mechanism；Power is provided by Vehicular accumulator cell.The center regulation machine
Structure collect vehicle itself dynamic situation (vehicle tyre temperature, drive form, distribution ratio before and after quality, each wheel adhesive force, each
The compression of suspension or level of stretch), driving conditions (traveling road conditions, environment temperature) and each tire pressure information of vehicle, and it is right
Vehicle operation data is calculated, is analyzed, and is analyzed information of road surface by vehicle sensors, is judged pavement behavior；It is driven according to vehicle
Dynamic form, the attachment force data of different wheel are distinguished and adjust each tire pressure, adjust automatically tire pressure；Guarantee vehicle safety operation.
Central regulating and controlling mechanism can be worked by wireless transmitting system and wireless charging system, control automatic inflation mechanism
With automatic deflation mechanism, the co-ordination under the instruction of central regulating and controlling mechanism of automatic inflation mechanism and automatic deflation mechanism is expert at
Sail it is middle carry out tire pressure fine tuning that is dynamic, distinguishing different kinds of tyre, the tire pressure for completing to carry out tire dynamic realtime adjusts.The system
The data of external sensor are analyzed, judge the environment being presently in and road conditions condition, to assign inflated for deflated
The adjustment of consistent (can distinguish front and rear wheel) is implemented in instruction to tire pressure.(such as sand ground, sand-gravel surface, asphalt road under different road conditions
Face etc.), the suitable tire pressure of vehicle can also change.When temperature or road conditions change, central regulating and controlling mechanism meeting automatic work, and according to
The given data of vehicle-mounted monitoring device (thermometer, road conditions sensor etc.), calculate the suitable tire pressure of tire.Central regulating and controlling mechanism can lead to
Cross the control action (steering, braking and throttle etc.) that former car running computer (ECU) monitors driver in real time.
Claims (9)
1. a kind of vehicle automatic dynamic tire pressure regulating system, which is characterized in that the system includes that the tire pressure being filled and deflated by automatically is adjusted
Device and dynamic tire pressure regulating mechanism；
Automatically the tyre pressure-regulating device being filled and deflated by includes automatic inflation mechanism and automatic deflation mechanism；Wherein automatic inflating
Mechanism includes that the air pump for being mounted on front part of vehicle or rear portion, the lightweight air accumulator being connected with air pump, gas distribution channels, independent control are matched
Unidirectional electromagnetic gas valve, pressure sensor, hollow sealing formula semiaxis, the hollow type wheel hub composition of gas system；Wherein hollow type wheel hub
It is fastened by boss bolt and hollow sealing formula semiaxis；Hollow sealing formula semiaxis one end connects gas distribution channels, and the other end is in
Wheel rim on the inside of empty formula wheel hub fastens；Unidirectional electromagnetic gas valve is arranged in gas distribution channels；The automatic deflation mechanism is
It is mounted on the electric control valve core of spoke on the outside of four hollow type wheel hubs.
2. a kind of vehicle automatic dynamic tire pressure regulating system according to claim 1, which is characterized in that the independent control is matched
The automatic inflation mechanism of gas system includes unidirectional electromagnetic gas valve, pressure sensor, hollow sealing formula semiaxis and hollow type wheel hub；Often
A wheel hub is a set of.
3. a kind of vehicle automatic dynamic tire pressure regulating system according to claim 1, which is characterized in that the electric control valve core
It is composed of automatically controlled miniature butterfly valve with micromotor.
4. a kind of vehicle automatic dynamic tire pressure regulating system according to claim 1, which is characterized in that the pressure sensor
The wheel rim inner wall being mounted on the inside of hollow type wheel hub, pressure sensor are connect with electric control valve core；And tire pressure inflation is set separately
Pressure threshold range, blow off pressure threshold range, to automatically control the movement of automatic inflation mechanism and automatic deflation mechanism.
5. a kind of vehicle automatic dynamic tire pressure regulating system according to claim 1, which is characterized in that the hollow type wheel hub
Be by with venthole spoke and wheel rim be integrally cast；The venthole at the two center is by lock-screw lock sealing.
6. a kind of vehicle automatic dynamic tire pressure regulating system according to claim 1, which is characterized in that the air pump, unidirectional
Electromagnetic gas valve, pressure sensor, automatically controlled miniature butterfly valve and micromotor lead connect on patch bay.
7. a kind of vehicle automatic dynamic tire pressure regulating system according to claim 1, which is characterized in that the dynamic tire pressure tune
Section mechanism is served as by the central regulating and controlling mechanism of former vehicle driving ECU；Central regulating and controlling mechanism connects automatic inflation mechanism and oneself simultaneously
Dynamic air-release mechanism；The center regulating and controlling mechanism collects vehicle itself dynamic situation, driving conditions and each tire pressure information of vehicle,
And vehicle operation data is calculated, is analyzed, information of road surface is analyzed by vehicle sensors, judges pavement behavior；According to vehicle
Drive form, the attachment force data of different wheel are distinguished and adjust each tire pressure, adjust automatically tire pressure；Guarantee vehicle safety
Operation.
8. a kind of vehicle automatic dynamic tire pressure regulating system according to claim 1, which is characterized in that the vehicle itself is dynamic
State situation is vehicle tyre temperature, drive form, distribution ratio before and after quality, the adhesive force of each wheel, the compression or drawing respectively hung
Stretch degree.
9. a kind of vehicle automatic dynamic tire pressure regulating system according to claim 1, which is characterized in that the driving conditions packet
Include traveling road conditions, environment temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910225565.2A CN109808426A (en) | 2019-03-25 | 2019-03-25 | A kind of vehicle automatic dynamic tire pressure regulating system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910225565.2A CN109808426A (en) | 2019-03-25 | 2019-03-25 | A kind of vehicle automatic dynamic tire pressure regulating system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110154653A (en) * | 2019-05-31 | 2019-08-23 | 吉林大学 | A kind of vehicle tyre automatic inflatable device of air and its control method |
| CN110217056A (en) * | 2019-05-31 | 2019-09-10 | 吉林大学 | A kind of Electric Motor Wheel tire automatic inflatable device of air and its control method |
| CN110949073A (en) * | 2019-11-26 | 2020-04-03 | 中联重科股份有限公司 | Engineering vehicle tire pressure monitoring system, equipment and storage medium |
| CN113752757A (en) * | 2021-08-10 | 2021-12-07 | 云度新能源汽车有限公司 | Control method and system for vehicle tire pressure balance and vehicle |
| TWI788628B (en) * | 2020-02-17 | 2023-01-01 | 建大工業股份有限公司 | Tire assembly and method for improving tire grip |
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| CN107719034A (en) * | 2017-10-23 | 2018-02-23 | 安徽江淮汽车集团股份有限公司 | Air pressure of automobile tire method of self compensation and system |
| CN108819625A (en) * | 2018-05-24 | 2018-11-16 | 南京工程学院 | Off-road tire central air-charging and air-discharging system and control method based on slippage rate control |
| CN209904461U (en) * | 2019-03-25 | 2020-01-07 | 宋岭林 | Tire pressure regulating device for automatic inflation and deflation of vehicle |
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| CN104125889A (en) * | 2012-02-21 | 2014-10-29 | 横滨橡胶株式会社 | Hub unit for vehicle and air pressure adjustment device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110154653A (en) * | 2019-05-31 | 2019-08-23 | 吉林大学 | A kind of vehicle tyre automatic inflatable device of air and its control method |
| CN110217056A (en) * | 2019-05-31 | 2019-09-10 | 吉林大学 | A kind of Electric Motor Wheel tire automatic inflatable device of air and its control method |
| CN110154653B (en) * | 2019-05-31 | 2024-02-06 | 吉林大学 | Automatic inflation and deflation device for vehicle tires and control method thereof |
| CN110949073A (en) * | 2019-11-26 | 2020-04-03 | 中联重科股份有限公司 | Engineering vehicle tire pressure monitoring system, equipment and storage medium |
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| TWI788628B (en) * | 2020-02-17 | 2023-01-01 | 建大工業股份有限公司 | Tire assembly and method for improving tire grip |
| CN113752757A (en) * | 2021-08-10 | 2021-12-07 | 云度新能源汽车有限公司 | Control method and system for vehicle tire pressure balance and vehicle |
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