CN106945470B - Tire service life detecting system and method - Google Patents
Tire service life detecting system and method Download PDFInfo
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- CN106945470B CN106945470B CN201710223314.1A CN201710223314A CN106945470B CN 106945470 B CN106945470 B CN 106945470B CN 201710223314 A CN201710223314 A CN 201710223314A CN 106945470 B CN106945470 B CN 106945470B
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- tire
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- mileage
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
- B60C11/24—Wear-indicating arrangements
- B60C11/243—Tread wear sensors, e.g. electronic sensors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C11/00—Tyre tread bands; Tread patterns; Anti-skid inserts
- B60C11/24—Wear-indicating arrangements
- B60C11/246—Tread wear monitoring systems
-
- 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
- B60R16/0234—Circuits relating to the driving or the functioning of the vehicle for measuring vehicle parameters and indicating critical, abnormal or dangerous conditions related to maintenance or repairing of vehicles
Abstract
A kind of tire service life detection method comprising following steps：S1, in advance obtain tire time of making the product information and manufacturer for tire service life service life, use the planning information of mileage；Tire the first prompt message of service life is generated according to time of making the product information and planning information；The first prompt message of tire service life includes time prompting and mileage prompt；S2, the first prompt message of tire service life is configured in the ECU units of vehicle；S3, service life information of the tire for passing through test under the conditions of different road conditions is obtained in advance；Tire the second prompt message of service life is generated according to the service life information under the conditions of different road conditions；S4, the second prompt message of tire service life is configured in the ECU units of vehicle；S5, first time alarm threshold value corresponding with time prompting in the first prompt message of tire service life is set in the ECU of vehicle.
Description
Technical field
The present invention relates to automobile intelligents to prompt technical field, more particularly to a kind of tire service life detecting system and side
Method.
Background technology
In general the tyre life of normal use is 4 to 5 years, is changed even if the abrasion very little for having crossed 5 years treads is preferably also
Fall, because because the time is remote aging can occur for the rubber of tyre surface, and many tiny crackles are exactly the inducement for causing to blow out.No
Cross national correlation department temporarily not yet specific provision is made to the shelf-life of tire, because according to tire rubber formulations not
Together, with the difference of vehicle environment and driving habit, the service life of tire also can be different.So this just needs us usually to open
It is also to have sign that vehicle stays a little hearts, tire aging more.For example the position of tyre surface aging is mostly from the edge parts such as tyre bead or tire shoulder
Position starts appearance, and long-term exposing to the sun and rain can allow rubber surface the crackle of lopping occur, these crackles show tire at this time
Bearing capacity and quality all have begun to have dropped, preferably replaced in advance to reduce risk of blowing out.
But general driver is seldom periodically detected tire so that there are security risks for running car.
Invention content
In view of this, the present invention proposes that a kind of tire service life that can carry out intelligent prompt to tire service life is examined
Examining system and method.
A kind of tire service life detection method comprising following steps：
S1, in advance obtain tire time of making the product information and manufacturer for tire service life service life, use mileage
Planning information；Tire the first prompt message of service life is generated according to time of making the product information and planning information；Tire uses
The first prompt message of service life includes time prompting and mileage prompt；
S2, the first prompt message of tire service life is configured in the ECU of vehicle；
S3, service life information of the tire for passing through test under the conditions of different road conditions is obtained in advance；According to different road conditions
Under the conditions of service life information generate tire the second prompt message of service life；
S4, the second prompt message of tire service life is configured in the ECU of vehicle；
S5, in the ECU of vehicle be arranged corresponding with time prompting in the first prompt message of tire service life first when
Between alarm threshold value；First time alarm threshold value is used for when first time alarm threshold value arrives, and tire service life first is carried
Show presentation of information in Vehicular screen；
S6, in the ECU of vehicle setting in mileage prompt corresponding first in the first prompt message of tire service life
Journey alarm threshold value；First mileage alarm threshold value is used for when the first mileage alarm threshold value arrives, and tire service life first is carried
Show presentation of information in Vehicular screen.
In tire service life detection method of the present invention, the method further includes following steps：
S7, the connecting interface information for configuring onboard navigation system and ECU；The connecting interface for configuring intelligent terminal and ECU is believed
Breath；
S8, the mileage travelled and driving trace information that vehicle is obtained by intelligent terminal；
S9, by driving trace information access to cloud server, pass through cloud server and obtain vehicle driving trace middle berth
Road, non-paving road, highway, hill path, the corresponding mileage travelled of urban road are filled, it will be in corresponding traveling
Journey is sent in onboard navigation system, and is sent to ECU by onboard navigation system；
S10, configured in vehicle ECU under corresponding with the second prompt message of vehicle service life various road conditions second
Mileage alarm threshold value；
It is public that S11, ECU receive road of mating formation in the vehicle driving trace that onboard navigation system is sent, non-paving road, high speed
Road, hill path, the corresponding mileage travelled of urban road, and judge whether any one more than the second mileage alarm threshold value；
S12, more than when, include in Vehicular screen by the second prompt message of tire service life.
In tire service life detection method of the present invention,
The method further includes：
Sensor for sensing tire chafing degree is set in tire groove, and the sensor is for acquiring tire mill
Damage degree, and be sent in ECU；
For ECU when tire chafing degree is more than preset alarm value, the presentation of information that will be prompted to replace tire is in Vehicular screen
On.
In tire service life detection method of the present invention, the step further includes：
Pre-establish tire image comparison model；
Image acquisition device is set on vehicle hanging, the crackle situation of tire is acquired by image acquisition device；
The image of the crackle situation of tire is periodically sent to ECU；
ECU judges whether the crackle situation of tire reaches the state of replacement by tire image comparison model；
When reaching, ECU will replace the presentation of information of tire in Vehicular screen.
In tire service life detection method of the present invention,
The correspondence chart of tire service life and outdoor temperature is obtained in advance；
Outdoor temperature value is acquired by vehicle-mounted temperature sensor, and is sent to ECU and is counted；
ECU generates the aggregate-value in the temperature threshold more than tire normal service life according to the outdoor temperature value of acquisition；
Judge whether aggregate-value reaches replacement or alarm according to the correspondence chart of tire service life and outdoor temperature
Threshold value will be replaced when reaching or alarm threshold value be sent to Vehicular screen and show.
The present invention also provides a kind of tire service life detecting systems comprising such as lower unit：
Unit is preset in first prompt, and tire is made for obtaining the time of making the product information of tire and manufacturer in advance
With the time limit service life, use the planning information of mileage；Tire service life the is generated according to time of making the product information and planning information
One prompt message；The first prompt message of tire service life includes time prompting and mileage prompt；
First prompt dispensing unit, for the first prompt message of tire service life to be configured in the ECU of vehicle；
Unit is preset in second prompt, for obtaining service life of tire under the conditions of different road conditions by test in advance
Information；Tire the second prompt message of service life is generated according to the service life information under the conditions of different road conditions；
Second prompt dispensing unit, for the second prompt message of tire service life to be configured in the ECU of vehicle；
First judging unit is carried for being arranged in the ECU of vehicle with the time in the first prompt message of tire service life
Show corresponding first time alarm threshold value；First time alarm threshold value is used for when first time alarm threshold value arrives, by tire
The first prompt message of service life is shown in Vehicular screen；
First prompt unit is carried for being arranged in the ECU of vehicle with mileage in the first prompt message of tire service life
Show corresponding first mileage alarm threshold value；First mileage alarm threshold value is used for when the first mileage alarm threshold value arrives, by tire
The first prompt message of service life is shown in Vehicular screen.
In tire service life detecting system of the present invention, the system also includes following steps：
Interface dispensing unit, the connecting interface information for configuring onboard navigation system and ECU；Configure intelligent terminal with
The connecting interface information of ECU；
Track acquiring unit, mileage travelled and driving trace information for obtaining vehicle by intelligent terminal；
Transmission unit, for by driving trace information access to cloud server, vehicle row to be obtained by cloud server
Road of mating formation in track, non-paving road, highway, hill path, the corresponding mileage travelled of urban road are sailed, it will be respectively right
The mileage travelled answered is sent in onboard navigation system, and is sent to ECU by onboard navigation system；
Alarm threshold value dispensing unit, it is corresponding with the second prompt message of vehicle service life for being configured in vehicle ECU
Various road conditions under the second mileage alarm threshold value；
Second judgment unit receives mat formation in the vehicle driving trace that onboard navigation system is sent road, non-paving for ECU
Road, highway, hill path, the corresponding mileage travelled of urban road are filled, and is judged whether more than the second mileage warning level
Any one of value；
Second prompt unit, for more than when, include in Vehicular screen by the second prompt message of tire service life
On.
In tire service life detecting system of the present invention,
The system also includes：
Sensor for sensing tire chafing degree is set in tire groove, and the sensor is for acquiring tire mill
Damage degree, and be sent in ECU；
For ECU when tire chafing degree is more than preset alarm value, the presentation of information that will be prompted to replace tire is in Vehicular screen
On.
In tire service life detecting system of the present invention, the system also includes：
Pre-establish tire image comparison model；
Image acquisition device is set on vehicle hanging, the crackle situation of tire is acquired by image acquisition device；
The image of the crackle situation of tire is periodically sent to ECU；
ECU judges whether the crackle situation of tire reaches the state of replacement by tire image comparison model；
When reaching, ECU will replace the presentation of information of tire in Vehicular screen.
In tire service life detecting system of the present invention, further include
The correspondence chart of tire service life and outdoor temperature is obtained in advance；
Outdoor temperature value is acquired by vehicle-mounted temperature sensor, and is sent to ECU and is counted；
ECU generates the aggregate-value in the temperature threshold more than tire normal service life according to the outdoor temperature value of acquisition；
Judge whether aggregate-value reaches replacement or alarm according to the correspondence chart of tire service life and outdoor temperature
Threshold value will be replaced when reaching or alarm threshold value be sent to Vehicular screen and show.
Implement tire service life detecting system and method provided by the invention compared with prior art with beneficial below
Effect：Intelligent measurement can be carried out to tire service life.
Description of the drawings
Fig. 1 is the tire service life detection method flow chart of the embodiment of the present invention.
Specific implementation mode
As shown in Figure 1, the present invention provides a kind of tire service life detection method comprising following steps：
S1, in advance obtain tire time of making the product information and manufacturer for tire service life service life, use mileage
Planning information；Tire the first prompt message of service life is generated according to time of making the product information and planning information；Tire uses
The first prompt message of service life includes time prompting and mileage prompt.
S2, the first prompt message of tire service life is configured in the ECU of vehicle.
S3, service life information of the tire for passing through test under the conditions of different road conditions is obtained in advance；According to different road conditions
Under the conditions of service life information generate tire the second prompt message of service life.
S4, the second prompt message of tire service life is configured in the ECU of vehicle.
S5, in the ECU of vehicle be arranged corresponding with time prompting in the first prompt message of tire service life first when
Between alarm threshold value；First time alarm threshold value is used for when first time alarm threshold value arrives, and tire service life first is carried
Show presentation of information in Vehicular screen.
S6, in the ECU of vehicle setting in mileage prompt corresponding first in the first prompt message of tire service life
Journey alarm threshold value；First mileage alarm threshold value is used for when the first mileage alarm threshold value arrives, and tire service life first is carried
Show presentation of information in Vehicular screen.
By implementing the present embodiment, enable to distinguish different road conditions, enabling to the tire service life to remind can be more
Personalization.
Preferably, an energy bar with different colours can also be set, the intuitive the tire residue of energy bar is passed through
Service life is reminded.
In tire service life detection method of the present invention, the method further includes following steps：
S7, the connecting interface information for configuring onboard navigation system and ECU；The connecting interface for configuring intelligent terminal and ECU is believed
Breath.
S8, the mileage travelled and driving trace information that vehicle is obtained by intelligent terminal.
S9, by driving trace information access to cloud server, pass through cloud server and obtain vehicle driving trace middle berth
Road, non-paving road, highway, hill path, the corresponding mileage travelled of urban road are filled, it will be in corresponding traveling
Journey is sent in onboard navigation system, and is sent to ECU by onboard navigation system.
S10, configured in vehicle ECU under corresponding with the second prompt message of vehicle service life various road conditions second
Mileage alarm threshold value.
It is public that S11, ECU receive road of mating formation in the vehicle driving trace that onboard navigation system is sent, non-paving road, high speed
Road, hill path, the corresponding mileage travelled of urban road, and judge whether any one more than the second mileage alarm threshold value.
S12, more than when, include in Vehicular screen by the second prompt message of tire service life.
Through this embodiment, automobile navigation and tire early warning ingenious combination has been subjected to.
In tire service life detection method of the present invention,
The method further includes：
Sensor for sensing tire chafing degree is set in tire groove, and the sensor is for acquiring tire mill
Damage degree, and be sent in ECU；
For ECU when tire chafing degree is more than preset alarm value, the presentation of information that will be prompted to replace tire is in Vehicular screen
On.
In tire service life detection method of the present invention, the step further includes：
Pre-establish tire image comparison model.
Image acquisition device is set on vehicle hanging, the crackle situation of tire is acquired by image acquisition device；
The image of the crackle situation of tire is periodically sent to ECU.
ECU judges whether the crackle situation of tire reaches the state of replacement by tire image comparison model；
When reaching, ECU will replace the presentation of information of tire in Vehicular screen.
In tire service life detection method of the present invention,
The correspondence chart of tire service life and outdoor temperature is obtained in advance.
Outdoor temperature value is acquired by vehicle-mounted temperature sensor, and is sent to ECU and is counted.
ECU generates the aggregate-value in the temperature threshold more than tire normal service life according to the outdoor temperature value of acquisition.
Judge whether aggregate-value reaches replacement or alarm according to the correspondence chart of tire service life and outdoor temperature
Threshold value will be replaced when reaching or alarm threshold value be sent to Vehicular screen and show.
The present invention also provides a kind of tire service life detecting systems comprising such as lower unit：
Unit is preset in first prompt, and tire is made for obtaining the time of making the product information of tire and manufacturer in advance
With the time limit service life, use the planning information of mileage；Tire service life the is generated according to time of making the product information and planning information
One prompt message；The first prompt message of tire service life includes time prompting and mileage prompt；
First prompt dispensing unit, for the first prompt message of tire service life to be configured in the ECU of vehicle；
Unit is preset in second prompt, for obtaining service life of tire under the conditions of different road conditions by test in advance
Information；Tire the second prompt message of service life is generated according to the service life information under the conditions of different road conditions；
Second prompt dispensing unit, for the second prompt message of tire service life to be configured in the ECU of vehicle；
First judging unit is carried for being arranged in the ECU of vehicle with the time in the first prompt message of tire service life
Show corresponding first time alarm threshold value；First time alarm threshold value is used for when first time alarm threshold value arrives, by tire
The first prompt message of service life is shown in Vehicular screen；
First prompt unit is carried for being arranged in the ECU of vehicle with mileage in the first prompt message of tire service life
Show corresponding first mileage alarm threshold value；First mileage alarm threshold value is used for when the first mileage alarm threshold value arrives, by tire
The first prompt message of service life is shown in Vehicular screen.
In tire service life detecting system of the present invention, the system also includes following steps：
Interface dispensing unit, the connecting interface information for configuring onboard navigation system and ECU；Configure intelligent terminal with
The connecting interface information of ECU；
Track acquiring unit, mileage travelled and driving trace information for obtaining vehicle by intelligent terminal；
Transmission unit, for by driving trace information access to cloud server, vehicle row to be obtained by cloud server
Road of mating formation in track, non-paving road, highway, hill path, the corresponding mileage travelled of urban road are sailed, it will be respectively right
The mileage travelled answered is sent in onboard navigation system, and is sent to ECU by onboard navigation system；
Alarm threshold value dispensing unit, it is corresponding with the second prompt message of vehicle service life for being configured in vehicle ECU
Various road conditions under the second mileage alarm threshold value；
Second judgment unit receives mat formation in the vehicle driving trace that onboard navigation system is sent road, non-paving for ECU
Road, highway, hill path, the corresponding mileage travelled of urban road are filled, and is judged whether more than the second mileage warning level
Any one of value；
Second prompt unit, for more than when, include in Vehicular screen by the second prompt message of tire service life
On.
In tire service life detecting system of the present invention,
The system also includes：
Sensor for sensing tire chafing degree is set in tire groove, and the sensor is for acquiring tire mill
Damage degree, and be sent in ECU；
For ECU when tire chafing degree is more than preset alarm value, the presentation of information that will be prompted to replace tire is in Vehicular screen
On.
In tire service life detecting system of the present invention, the system also includes：
Pre-establish tire image comparison model；
Image acquisition device is set on vehicle hanging, the crackle situation of tire is acquired by image acquisition device；
The image of the crackle situation of tire is periodically sent to ECU；
ECU judges whether the crackle situation of tire reaches the state of replacement by tire image comparison model；
When reaching, ECU will replace the presentation of information of tire in Vehicular screen.
In tire service life detecting system of the present invention, further include
The correspondence chart of tire service life and outdoor temperature is obtained in advance；
Outdoor temperature value is acquired by vehicle-mounted temperature sensor, and is sent to ECU and is counted；
ECU generates the aggregate-value in the temperature threshold more than tire normal service life according to the outdoor temperature value of acquisition；
Judge whether aggregate-value reaches replacement or alarm according to the correspondence chart of tire service life and outdoor temperature
Threshold value will be replaced when reaching or alarm threshold value be sent to Vehicular screen and show.
Implement tire service life detecting system and method provided by the invention compared with prior art with beneficial below
Effect：Intelligent measurement can be carried out to tire service life.
It is understood that for those of ordinary skill in the art, can be conceived with the technique according to the invention and be done
Go out various other corresponding changes and deformation, and all these changes and deformation should all belong to the protection model of the claims in the present invention
It encloses.
Claims (10)
1. a kind of tire service life detection method, which is characterized in that it includes the following steps：
S1, in advance obtain tire time of making the product information and manufacturer for tire service life service life, use the rule of mileage
Draw information；Tire the first prompt message of service life is generated according to time of making the product information and planning information；Tire service life
First prompt message includes time prompting and mileage prompt；
S2, the first prompt message of tire service life is configured in the ECU of vehicle；
S3, service life information of the tire for passing through test under the conditions of different road conditions is obtained in advance；According to different road conditions conditions
Under service life information generate tire the second prompt message of service life；
S4, the second prompt message of tire service life is configured in the ECU of vehicle；
S5, first time report corresponding with time prompting in the first prompt message of tire service life is set in the ECU of vehicle
Alert threshold value；First time alarm threshold value is used for when first time alarm threshold value arrives, and tire service life first is prompted to believe
Breath is shown in Vehicular screen；
S6, the first mileage report corresponding with mileage prompt in the first prompt message of tire service life is set in the ECU of vehicle
Alert threshold value；First mileage alarm threshold value is used for when the first mileage alarm threshold value arrives, and tire service life first is prompted to believe
Breath is shown in Vehicular screen.
2. tire service life detection method as described in claim 1, which is characterized in that the method further includes walking as follows
Suddenly：
S7, the connecting interface information for configuring onboard navigation system and ECU；Configure the connecting interface information of intelligent terminal and ECU；
S8, the mileage travelled and driving trace information that vehicle is obtained by intelligent terminal；
S9, by driving trace information access to cloud server, obtained in vehicle driving trace and mated formation by cloud server
Road, non-paving road, highway, hill path, the corresponding mileage travelled of urban road, corresponding mileage travelled is sent out
It is sent in onboard navigation system, and ECU is sent to by onboard navigation system；
S10, the second mileage in vehicle ECU under configuration various road conditions corresponding with the second prompt message of vehicle service life
Alarm threshold value；
S11, ECU receive onboard navigation system send vehicle driving trace in mat formation road, non-paving road, highway,
Hill path, the corresponding mileage travelled of urban road, and judge whether any one more than the second mileage alarm threshold value；
S12, more than when, include in Vehicular screen by the second prompt message of tire service life.
3. tire service life detection method as described in claim 1, which is characterized in that
The method further includes：
Sensor for sensing tire chafing degree is set in tire groove, and the sensor is for acquiring tire chafing journey
Degree, and be sent in ECU；
For ECU when tire chafing degree is more than preset alarm value, the presentation of information that will be prompted to replace tire is in Vehicular screen.
4. tire service life detection method as described in claim 1, which is characterized in that the step further includes：
Pre-establish tire image comparison model；
Image acquisition device is set on vehicle hanging, the crackle situation of tire is acquired by image acquisition device；
The image of the crackle situation of tire is periodically sent to ECU；
ECU judges whether the crackle situation of tire reaches the state of replacement by tire image comparison model；
When reaching, ECU will replace the presentation of information of tire in Vehicular screen.
5. tire service life detection method as described in claim 1, which is characterized in that
The correspondence chart of tire service life and outdoor temperature is obtained in advance；
Outdoor temperature value is acquired by vehicle-mounted temperature sensor, and is sent to ECU and is counted；
ECU generates the aggregate-value in the temperature threshold more than tire normal service life according to the outdoor temperature value of acquisition；
Judge whether aggregate-value reaches replacement or alarm threshold value according to the correspondence chart of tire service life and outdoor temperature,
When reaching, it will replace or alarm threshold value be sent to Vehicular screen and show.
6. a kind of tire service life detecting system, which is characterized in that it includes such as lower unit：
Unit is preset in first prompt, and the time of making the product information and manufacturer for obtaining tire in advance use year for tire
Limit service life, the planning information using mileage；Tire service life first is generated according to time of making the product information and planning information to carry
Show information；The first prompt message of tire service life includes time prompting and mileage prompt；
First prompt dispensing unit, for the first prompt message of tire service life to be configured in the ECU of vehicle；
Unit is preset in second prompt, for obtaining service life letter of the tire by test under the conditions of different road conditions in advance
Breath；Tire the second prompt message of service life is generated according to the service life information under the conditions of different road conditions；
Second prompt dispensing unit, for the second prompt message of tire service life to be configured in the ECU of vehicle；
First judging unit, for the setting in the ECU of vehicle and time prompting pair in the first prompt message of tire service life
The first time alarm threshold value answered；First time alarm threshold value is used for when first time alarm threshold value arrives, and tire is used
Service life, the first prompt message was shown in Vehicular screen；
First prompt unit, for the setting in the ECU of vehicle and mileage prompt pair in the first prompt message of tire service life
The the first mileage alarm threshold value answered；First mileage alarm threshold value is used for when the first mileage alarm threshold value arrives, and tire is used
Service life, the first prompt message was shown in Vehicular screen.
7. tire service life detecting system as claimed in claim 6, which is characterized in that the system also includes following steps
Suddenly：
Interface dispensing unit, the connecting interface information for configuring onboard navigation system and ECU；Configure intelligent terminal and ECU
Connecting interface information；
Track acquiring unit, mileage travelled and driving trace information for obtaining vehicle by intelligent terminal；
Transmission unit, for by driving trace information access to cloud server, obtaining vehicle by cloud server and travelling rail
Mat formation in mark road, non-paving road, highway, hill path, the corresponding mileage travelled of urban road, it will be corresponding
Mileage travelled is sent in onboard navigation system, and is sent to ECU by onboard navigation system；
Alarm threshold value dispensing unit, it is corresponding with the second prompt message of vehicle service life each for being configured in vehicle ECU
The second mileage alarm threshold value under kind road conditions；
Second judgment unit receives road of mating formation in the vehicle driving trace that onboard navigation system is sent for ECU, non-mats formation
Road, highway, hill path, the corresponding mileage travelled of urban road, and judge whether more than the second mileage alarm threshold value
Any one；
Second prompt unit, for more than when, include in Vehicular screen by the second prompt message of tire service life.
8. tire service life detecting system as claimed in claim 6, which is characterized in that
The system also includes：
Sensor for sensing tire chafing degree is set in tire groove, and the sensor is for acquiring tire chafing journey
Degree, and be sent in ECU；
For ECU when tire chafing degree is more than preset alarm value, the presentation of information that will be prompted to replace tire is in Vehicular screen.
9. tire service life detecting system as claimed in claim 8, which is characterized in that the system also includes：
Pre-establish tire image comparison model；
Image acquisition device is set on vehicle hanging, the crackle situation of tire is acquired by image acquisition device；
The image of the crackle situation of tire is periodically sent to ECU；
ECU judges whether the crackle situation of tire reaches the state of replacement by tire image comparison model；
When reaching, ECU will replace the presentation of information of tire in Vehicular screen.
10. tire service life detecting system as claimed in claim 6, which is characterized in that further include
The correspondence chart of tire service life and outdoor temperature is obtained in advance；
Outdoor temperature value is acquired by vehicle-mounted temperature sensor, and is sent to ECU and is counted；
ECU generates the aggregate-value in the temperature threshold more than tire normal service life according to the outdoor temperature value of acquisition；
Judge whether aggregate-value reaches replacement or alarm threshold value according to the correspondence chart of tire service life and outdoor temperature,
When reaching, it will replace or alarm threshold value be sent to Vehicular screen and show.
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| CN201710223314.1A CN106945470B (en) | 2017-04-07 | 2017-04-07 | Tire service life detecting system and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710223314.1A CN106945470B (en) | 2017-04-07 | 2017-04-07 | Tire service life detecting system and method |
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| CN106945470A CN106945470A (en) | 2017-07-14 |
| CN106945470B true CN106945470B (en) | 2018-10-30 |
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|---|---|---|---|---|
| CN108665075B (en) * | 2018-03-14 | 2022-04-15 | 斑马网络技术有限公司 | Automobile maintenance system and maintenance method thereof |
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