CN108556568A - vehicle tyre detection device - Google Patents
vehicle tyre detection device Download PDFInfo
- Publication number
- CN108556568A CN108556568A CN201810110939.1A CN201810110939A CN108556568A CN 108556568 A CN108556568 A CN 108556568A CN 201810110939 A CN201810110939 A CN 201810110939A CN 108556568 A CN108556568 A CN 108556568A
- Authority
- CN
- China
- Prior art keywords
- tire
- dot matrix
- vehicle tyre
- receiver sensor
- rebound
- 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.)
- Pending
Links
Classifications
-
- 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
- B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
- G01B17/02—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations for measuring thickness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
- G01B17/04—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations for measuring the deformation in a solid, e.g. by vibrating string
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/06—Visualisation of the interior, e.g. acoustic microscopy
- G01N29/0654—Imaging
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/07—Analysing solids by measuring propagation velocity or propagation time of acoustic waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/01—Indexing codes associated with the measuring variable
- G01N2291/011—Velocity or travel time
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/023—Solids
- G01N2291/0235—Plastics; polymers; soft materials, e.g. rubber
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/0289—Internal structure, e.g. defects, grain size, texture
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/26—Scanned objects
- G01N2291/269—Various geometry objects
- G01N2291/2692—Tyres
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Acoustics & Sound (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Mechanical Engineering (AREA)
- Engineering & Computer Science (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The invention discloses a kind of vehicle tyre detection devices, including microprocessor, supersonic generator, ultrasonic receiver sensor and display；The microprocessor circuit connection supersonic generator, ultrasonic receiver sensor and display；The integrated arrangement of the wherein described ultrasonic receiver sensor dot matrix.The present invention also provides a kind of tire detecting systems simultaneously, based on ultrasound examination principle, the ultrasound information sprung back by dot matrix ultrasonic wave receiving module collection vehicle tire, with can make microprocessor according to the echo information carry out auto tire wear situation, remaining life, carcass whether be pierced into foreign matter, carcass whether generate deformation, in tire with the presence or absence of a variety of detections such as situation are secretly split, testing result accuracy is high.
Description
Technical field
The invention belongs to automobile tire detection technique fields, can automatically be examined when starting automobile specifically, being one kind
Survey the automobile detection apparatus of tire state.
Background technology
Currently, well known tire checking method is by eye-observation, tire pressure monitoring system and not yet universal tire
Service life sensor in tire, drawback have the following：
(1) service life of tire can only carry out rough estimate by eye-observation, because everyone experience is different, there is assessment
As a result difference has led to the generation of security risk；
(2) situation that gap is too small between tire and mud guard is encountered, is difficult to observe tread situation；
(3) human eye can only observe situation on the outside of tire, and the inside close to chassis then needs to Auto repair shop to check
It arrives, when side position occurs for tire, prolonged traveling can cause single or multiple tires are inside and outside to wear uneven, serious curtailment
Tyre life just needs replacing tire substantially until finding to do four-wheel aligner again；
(4) it when tire generates deformation or local deformation, is difficult to observe by by human eye, also brings serious safety hidden for driving
Suffer from；
(5) when foreign matter is pierced into tyre surface, and foreign matter end and tyre surface flush but do not pierce through carcass gas leakage, with human eye and tire pressure
Monitoring device is difficult to perceive, and very big probability puncture carcass will be had when encountering bumpy road or speed is too fast and leads to thing
Therefore；
(6) tire will produce fine cracks after natural aging is used for a long time, human eye not it is observed that, tire pressure monitoring system
It cannot monitor, security risk is generated to normally driving a vehicle；
(7) service life sensor cost is high in tire, and replacement cost is high, has a single function, high failure rate, measures tire
Service life precision is low.
In view of this, proposing the present invention.
Invention content
The object of the present invention is to provide a kind of vehicle tyre detection device and its vehicle tyre checking systems, are carried out to tire
Ultrasound examination, and a variety of situations of tire can be judged according to the ultrasonic echo information that dot matrix sensor acquires, it realizes
Detection.
To achieve the goals above, a kind of vehicle tyre detection device provided by the invention, including microprocessor, ultrasonic wave
Generator, ultrasonic receiver sensor and display；The microprocessor circuit connection supersonic generator, ultrasonic wave receive
Sensor and display；The integrated arrangement of the wherein described ultrasonic receiver sensor dot matrix.
Preferably, in above-mentioned vehicle tyre detection device：The ultrasonic receiver sensor dot matrix is arranged and is integrated in
On same circuit board module, which is electrically connected to the microprocessor.
Further, in above-mentioned vehicle tyre detection device：The microprocessor is additionally operable to circuit connection car engine
Machine.
Further, in above-mentioned vehicle tyre detection device：The microprocessor is electrically connected with warning device.
The present invention also provides a kind of vehicle tyre checking systems, including supersonic generator and dot matrix ultrasonic wave to receive
Sensor；Further include pocessor and storage media, have program stored therein in storage medium, when program is run by processor, execute with
Lower step：
1) obtains Vehicular behavior, sends a command to supersonic generator so that it projects ultrasonic wave to vehicle tyre；
Wherein obtaining Vehicular behavior includes：Vehicle motor enabling signal is obtained, and/or obtains running velocity data；
2) receives the ultrasound information of the tire rebound of dot matrix ultrasonic receiver sensor acquisition；
3) analyzes tire state according to the ultrasound information of the rebound.
Further, in above-mentioned vehicle tyre checking system, when described program is run, the step 3) includes：
According to different kinds of tyre area in the ultrasound information of the tire rebound of dot matrix ultrasonic receiver sensor acquisition
The time difference of the ultrasonic wave of domain rebound, calculate sipe depth, and according to sipe depth assessment degree of tire abrasion and
Remaining life.
Further, in above-mentioned vehicle tyre checking system, when described program is run, the step 3) includes：
Analyze the frequency of the ultrasound information of the tire rebound of dot matrix ultrasonic receiver sensor acquisition；
Assemble the echo frequency that preset tire is pierced into object, the frequency for the ultrasound information that the tire is sprung back with it is described
The echo frequency for being pierced into object is compared calculating.
Further, in above-mentioned vehicle tyre checking system, when described program is run, the step 3) includes：
Preset normal tire shape outline data is assembled,
The ultrasound information for the tire rebound that dot matrix ultrasonic receiver sensor is acquired and normal tire shape
Outline data is compared calculating.
Further, in above-mentioned vehicle tyre checking system, when described program is run, the step 3) includes：
Preset normal tire ultrasonic wave rebound data is assembled,
The ultrasound information for the tire rebound that dot matrix ultrasonic receiver sensor is acquired and normal tire ultrasound
Wave rebound data is compared calculating.
Further, further include display device in above-mentioned vehicle tyre checking system；When described program is run, also wrap
It includes
It generates tire three-dimensional image according to the ultrasound information of the rebound and is transmitted to display device and shown.
The present invention has the advantages that：
Vehicle tyre detection device provided by the invention is based on ultrasound examination principle, is received by dot matrix ultrasonic wave
The ultrasound information of module collection vehicle tire rebound, microprocessor can be made to carry out automobile tire mill according to the echo information
Damage situation, remaining life, carcass whether be pierced into foreign matter, carcass whether generate deformation, in tire with the presence or absence of secretly splitting situation etc.
A variety of detections, testing result accuracy is high, and a variety of detections can be completed in a few seconds, is not necessarily to manpower intervention.On the other hand this hair
It is bright to additionally provide the detecting system based on above-mentioned apparatus.
Description of the drawings
Fig. 1 is the structure diagram of vehicle tyre detection device provided by the invention；
Fig. 2 is the component installation position schematic diagram of vehicle tyre detection device provided by the invention；
Fig. 3 is the schematic view of the mounting position of ultrasonic module described in Fig. 2；
Fig. 4 is a kind of flow diagram of tire detecting system provided by the invention.
In figure：
1. 41. supersonic generator of vehicle 2. microprocessor, 3. display, 4. ultrasonic module, 42. ultrasonic wave receives
5. lappet of module, 6. tire.
Specific implementation mode
In the following with reference to the drawings and specific embodiments, the invention will be further described, to help present disclosure is understood.
As shown in Figure 1, a kind of vehicle tyre detection device provided by the invention, including microprocessor, ultrasonic wave occur
Device, ultrasonic receiver sensor and display；The microprocessor circuit connection supersonic generator, ultrasonic wave receive sensing
Device and display；The ultrasonic receiver sensor dot matrix is integrated to be arranged as rectangular module.
Wherein, microprocessor described herein refers to sensu lato, large-scale integrated in addition to having specified otherwise
The central processing unit of circuit composition.Microprocessor can complete instruction fetch, execute instruction, and with extraneous memory and logical block
Exchange the operations such as information.
In conjunction with shown in Fig. 2,3, in vehicle tyre detection device provided by the invention, 2 circuit of microprocessor, which is connected with, to be deposited
Reservoir, and equipped with peripheral device interface (such as UART, Ethernet, USB or other Peripheral Interfaces) with communicate to connect display 1,
Vehicle motor (not indicated in figure), velocity sensor (not indicated in figure) or network etc., display 3 are preferably liquid crystal display
Or touch-screen display, and display 3 can be integrated into microprocessor 2 in vehicle-mounted computer insertion vehicle 1, with automobile engine
Electrical connection.After microprocessor 2 receives the signal of automobile engine starting, control supersonic generator 41 receives mould with ultrasonic wave
The ultrasonic module 4 of block 42 (i.e. the integrated rectangular module being arranged to make up of ultrasonic receiver sensor dot matrix) composition works：It is micro-
Processor 2 sends instruction to supersonic generator 41 makes supersonic generator 41 project high-frequency ultrasonic to vehicle tyre 6, in this way
Can whole detection be carried out to the tire 6 of four operations of vehicle automatically when vehicle 1 starts, can find tire 6 in time
Abnormal conditions, avoid causing more serious harm.When it is implemented, supersonic generator 41 and ultrasonic wave receiving module 42 are excellent
For screening device above 5 liner of vehicle lappet, each tire 6 corresponds at least one supersonic generator 41；Meanwhile each ultrasound
Wave producer 41 is correspondingly arranged a ultrasonic wave receiving module 42；In ultrasonic wave receiving module 42, including multiple ultrasonic waves are received and are passed
Sensor dot matrix is arranged and is integrated on same circuit board module, which is electrically connected to the microprocessor 2, Xiang Wei
6 echo information of tire of the transmission acquisition of processor 2 is to carry out the analysis of tire condition.
Tire checking principle：
1. determining tire remaining life：
When automobilism, microprocessor 2 detects engine start, and transmittable instruction to supersonic generator 41 makes its throwing
High-frequency ultrasonic is penetrated to vehicle tyre 6, ultrasonic wave initially encounters 6 outermost layer segment of tire, and (tire can contact ground when rotating
Part) rebound, then encounter the trench portions rebound of tyre surface；Due to the ultrasonic wave that dot matrix arranges in ultrasonic wave receiving module 42
Tire is divided into the region of equal numbers mean size by receiving sensor, and the ultrasonic wave for receiving different kinds of tyre different zones respectively returns
Wave, ultrasonic receiver sensor can receive the time difference of tire different zones, this time difference is exactly the production of sipe depth
Raw (ultrasonic echo time of tire tread is shorter than ultrasonic echo time in sipe), thus can be according to the echo time
Difference calculates tread groove depth, and microprocessor may determine that whether tire tread groove wears by gash depth, and then
Go out tire remaining life.
2. determining that tire is pierced into foreign matter：
Since the frequency of the ultrasonic wave of the object rebound of different medium is different, preset value is a variety of in microprocessor 2
The common echo frequency for being pierced into object；The collected echo information of dot matrix ultrasonic receiver sensor is transmitted to microprocessor, micro-
Processor is matched according to echo frequency in the echo information of reception with the default common echo frequency for being pierced into object, whether differentiates tire
There is piercing foreign matter and has been pierced into which kind of foreign matter.
As a further improvement, microprocessor circuit is connected with alarm module, alarm module includes indicator light and/or raises one's voice
Device, when microprocessor judges that tire has piercing foreign matter, transmittable instruction makes sound/light alarm, while being shown in display
The corresponding tire of vehicle is pierced into the alert messages of foreign matter.
3. determining deformations of tyre
The normal tire data of different brands different model is preset in microprocessor, which can be networked by microprocessor
Download or real-time update.When vehicle tyre generates deformation, the echo information of dot matrix ultrasonic receiver sensor acquisition can surpass
Go out the affiliated brand of vehicle tyre, the normal data parameter of model, therefore microprocessor is according to the echo of dot matrix ultrasonic transmission
Information is matched with preset normal tire data, can judge vehicle tyre whether deformation；If it is determined that tire deforms upon,
Microprocessor, which sends out instruction, makes alarm module send out sound/light alarm, and shows the corresponding deformations of tyre of vehicle over the display
Alert messages.
4. determining tire crackle
Ultrasonic wave (echo) frequency sprung back with the rubber for tire cracked by normal rubber for tire is different,
The ultrasonic frequency that the Tire rubber material cracked is sprung back is lower than the frequency of normal rubber for tire material rebounds, therefore is
The echo information that microprocessor is acquired according to the ultrasonic receiver sensor of reception, with default normal Tire rubber material echo
Frequency matching is compared, and judges whether tire produces crackle, and which the tire cracked is.Judging result is transmitted to
Display is shown.
Meanwhile microprocessor can also carry out data processing generation tire three-dimensional figure according to ultrasonic echo information is received
Picture, is transported to display and is shown, tire condition is intuitively shown to user.
According to statistics, 46% traffic accident is caused by tire；70% pernicious traffic accident is caused by blowing out；61%
Car owner do not check the consciousness of automobile tire；32% car owner can obscure to have recognized the need to and inspect periodically automobile tire and not know but
Road specific method；Only 6% car owner can vehicle be reached the shops 4S before going away or vehicle repairing factory does comprehensive inspection；And it is of the invention
Vehicle tyre detection device, using Ultrasonic Nondestructive, has high sensitivity, speed during to above-mentioned four kinds of tire checkings
Spend advantage fast, at low cost；Microprocessor is electrically connected vehicle motor, may be implemented to automatically control detection：When automobile starting,
Microprocessor is just able to detect that the signal of automobile starting, and instruction can be transmitted to inside each wheel top lappet of automobile
The supersonic generator of encapsulation works, and when wheel rolling, supersonic generator sends out high-frequency ultrasonic, and opens dot matrix ultrasound
Wave receiving sensor records the ultrasonic signal of tire feedback, after wheel rolling one week, a complete tire feedback letter
Number record is completed, and is carried out data processing by microprocessor, and produce tire three-dimensional image, is transported on display and shows, and
And preset normal tire feedback signal data in comparison system, it can obtain tire remaining life and other normal characteristics and different
It Chang Tezheng and is shown on the display screen.So when the present invention is implemented on automobile detection, when automobile is gone on a journey (when
Can also be so during trip) tyre inspection can be automatically carried out, to obtain the current parameters details of tire,
Provide safeguard for traffic safety, relative to going to the shops 4S or vehicle repairing factory does comprehensive inspection, present invention saves a large amount of manpower at
This is with testing cost and greatly shortens detection time；And car owner can be facilitated voluntarily to detect at any time, find that tire is different in time
Reason condition largely avoids the traffic accident caused by abnormal tyre that can handle early.
The present invention acquires one week ultrasonic wave rebound information of tyre rotation when vehicle is run, to carry out at data analysis
Reason obtains testing result, while considering spread speed of the ultrasonic wave in different medium (air, rubber for tire etc.), for not
It influencing ultrasonic wave and springs back acquisition precision, in the present invention, microprocessor is electrically connected velocity sensor and knows Vehicular behavior, with
Tire is detected in the case where tire rotational speed is suitble to；In the embodiment that the present invention provides, running velocity is in 1-
When 40km/h, it is suitable for the work of the supersonic generator and ultrasonic receiver sensor, it is higher to the precision of tire checking,
Therefore microprocessor knows Vehicular behavior by the velocity information that velocity sensor acquires, and controls the detection work to tire
It carries out.In the present invention, velocity sensor can utilize existing vehicle speed sensor on automobile, circuit to connect microprocessor；Or
In addition increase automotive speed sensor, do not do unique restriction herein.
Second aspect, as shown in Figure 4, the present invention also provides a kind of vehicle tyre checking systems, including ultrasonic wave to send out
Raw device and dot matrix ultrasonic receiver sensor；Further include pocessor and storage media, has program stored therein in storage medium, program
When being run by processor, following steps are executed：
1) detects vehicle motor enabling signal, sends a command to supersonic generator so that it is projected to vehicle tyre
Ultrasonic wave；
2) receives the ultrasound information of the tire rebound of dot matrix ultrasonic receiver sensor acquisition；
3) analyzes tire state according to the ultrasound information of the rebound.
In the present invention, processor circuit connects vehicle motor, in engine start, you can notice supersonic generator
It awaits orders and projects ultrasonic wave to tire, when wheel rolling, supersonic generator sends out high-frequency ultrasonic, and opens dot matrix ultrasonic wave
Receiving sensor records the ultrasonic signal of tire feedback, after wheel rolling one week, a complete tire feedback signal
Record is completed, according to the data analysis tire state of record；A tyre inspection so can be automatically carried out when automobile is gone on a journey,
It provides safeguard for traffic safety, human cost and testing cost are relatively low, and greatly shorten detection time；Conducive to timely hair
Existing abnormal tyre situation largely avoids the traffic accident caused by abnormal tyre that can handle early.
In driving conditions after vehicle start-up, when carrying out vehicle tyre detection, program executes：
The collection vehicle speed of service sends a command to supersonic generator so that it is to vehicle within the scope of pre-set velocity
Tire projects high-frequency ultrasonic, and receives the ultrasonic wave letter of the tire rebound of dot matrix ultrasonic receiver sensor acquisition
Breath；
Tire state is analyzed according to the ultrasound information of the rebound.
In present system, tire state monitoring can be also carried out in vehicle operation, but needs to obtain vehicle operation speed
Degree, and preset and carry out tire checking in a certain range, therefore car speed then needs reduction of speed more than this range；The present invention provides
Embodiment in, vehicle pre-set velocity be 1-40km/h.
Ultrasonic wave tire checking is carried out within the scope of pre-set velocity, influences ultrasonic wave when too fast to avoid speed of tire rotations
Projection and echo reception in different medium (air, rubber for tire etc.), then cause detection error, reduce accuracy of detection.
In the step, the vehicle speed sensor that the acquisition mode of running velocity can be electrically connected on automobile by processor is real
It is existing, but not limited to this.
Further, when described program is run, the step 3) includes：
According to different kinds of tyre area in the ultrasound information of the tire rebound of dot matrix ultrasonic receiver sensor acquisition
The time difference of the ultrasonic wave of domain rebound, calculate sipe depth, and according to sipe depth assessment degree of tire abrasion and
Remaining life.It is averaged since tire is divided into equal numbers by the ultrasonic receiver sensor of dot matrix arrangement in ultrasonic wave receiving module
The region of size, receives the ultrasonic echo of different kinds of tyre different zones respectively, and ultrasonic receiver sensor can receive tire
The time difference of different zones, and the ultrasonic echo time of tire tread is shorter than ultrasonic echo time in sipe；For
Supersonic generator is in time t0The ultrasonic wave of the fixed frequency sent out, dot matrix ultrasonic receiver sensor collect tire ditch
The sonication times of slot rebound are t1, the sonication times of tire tread rebound are t2, ultrasonic velocity is s under the frequency, then root
According to the time difference, the calculation formula of calculating current trench depth h is：
H=(t1-t2)·s
The data such as various brands, the completely new normal tire gash depth H of model and corresponding shelf-life Q are preset to deposit
Storage is in the database (database purchase is in storage medium to be assembled by processor load)；It assembles currently used in database
Tire (tire in detecting) its brand, the corresponding completely new normal tire gash depth H of model, then comment according to gash depth
The formula for estimating degree of tire abrasion is：
C=(H-h) 100%.
Then the assessment formula of remaining life P is：
P=α (1-C)+β [1- (q/Q) 100%]；Wherein q is present tire usage time；α, β are constant, can root
It is default according to the tire of different brands, model.Integrated tire degree of wear and tire shelf-life, usage time of the present invention etc. are because usually
Assess general tire remaining life, provide to the user with reference to can in time re-type or prepare spare tyre.
Wherein, it is given a warning when measuring sipe depth less than 2 millimeters, sends instructions to display with tire wear
The display mode of degree red percentage or red tire animation shows result.
Also, described program operating procedure 3) when further include：
In Vehicle Speed in 1-40km/h, tyre side position detection is carried out.Preset the normal of different brands different model
Tyre contour outline data simultaneously store (database purchase is in storage medium to be assembled by processor load) in the database.
It is identical as above-mentioned sipe depth acquisition principle, it acquires on the outside of tire inboard row ditch tread depth and tire
Gutter tread depth, medial and lateral gutter tread region is with 1/2 distance of tire shoulder on the inside of tire to external shoulder in the present invention
Place is that center line divides, and corresponding tire region is by the ultrasonic sensor gathered data corresponding to the region；According to the tire of acquisition
Line depth data compares gutter tread depth and outside gutter tread depth on the inside of same tire, if on the inside of same tire
When gutter tread depth is inconsistent with outside depth of drainage ditch, it can obtain the judging result of tire abnormal fetal position, that is, take turns fetal hair
Side position is given birth to.It will determine that result is shown by display etc..
Described program operating procedure 3) when further include：
In Vehicle Speed in 1-40km/h, piercing analyte detection is carried out.Default common tire is pierced into object ultrasonic wave and returns
Wave frequency rate data simultaneously store in the database (database purchase is in storage medium to be assembled by processor)；
Supersonic generator sends out the ultrasonic projection of fixed frequency to tire, when tyre rotation after a week, according to dot matrix
The frequency of the ultrasound information of the tire rebound of formula ultrasonic receiver sensor acquisition is analyzed.Common piercing object is point
The hard objects such as sharp metal object, sharp stone, sharp glass, ultrasonic wave spring back frequency and are all sprung back compared to the ultrasonic wave of rubber for tire
Frequency wants high；Program assembles the echo frequency that the tire in database is pierced into object, the ultrasound information that the tire is sprung back
Frequency carries out matching comparison with the echo frequency for being pierced into object in database, differentiates whether tire has and is pierced into foreign matter and which has been pierced into
Kind foreign matter.It is since each ultrasonic receiver sensor of dot matrix arrangement corresponds to different tire regions respectively, then super according to measuring
Sound wave springs back the tire region corresponding to the ultrasonic receiver sensor of frequency anomaly, would know that there is piercing at which position of tire
Object.
In this step, when program judges that tire has piercing foreign matter, transmittable instruction shows vehicle in display
Corresponding tire is pierced into the alert messages of foreign matter；Or further shown by sound/light warning piece (indicator light, loud speaker etc.)
It is alert.
Described program operating procedure 3) when further include：
In Vehicle Speed in 1-40km/h, deformations of tyre detection is carried out.Preset the normal of different brands different model
Tyre contour outline data simultaneously store (database purchase is in storage medium to be assembled by processor load) in the database.
Supersonic generator sends out the ultrasonic projection of fixed frequency to tire, when tyre rotation after a week, according to dot matrix
The shape contour number of present tire is calculated in the ultrasound information of the tire rebound of formula ultrasonic receiver sensor acquisition
According to assembling the normal tire data of different brands different model in database, the shape contour with the present tire being calculated
Data are compared calculating, judge vehicle tyre whether deformation.Tire is divided by wherein dot matrix ultrasonic sensor modules
The region of number equal portions mean size carries out ultrasonic echo infomation detection, the result that each region detection arrives and normal tire shape
It is specified normal value that the reduced value of profile parameters, which is less than 5%, and alerting signal can be transmitted based on the value；When reduced value is in 5%-10%
It is exceptional value when in range or beyond the range, caution signal is transmitted based on the value；When reduced value within the scope of 15%-20% or
It is severely subnormal value when beyond the range, transmits danger.
Caution signal of transmission etc. can be by showing the alert messages of the corresponding deformations of tyre of vehicle in display；Or into
One step is warned by sound/light warning piece (indicator light, loud speaker etc.).
Described program operating procedure 3) when further include：
In Vehicle Speed in 1-40km/h, tire crack detection is carried out.Preset normal rubber for tire echo frequency simultaneously
Storage is in the database (database purchase is in storage medium to be assembled by processor)；
Supersonic generator sends out the ultrasonic projection of fixed frequency to tire, when tyre rotation after a week, obtain dot matrix
The ultrasonic frequency of each region rebound of the tire of formula ultrasonic receiver sensor acquisition, assembles normal rubber for tire echo frequency
Rate data are compared calculating, ultrasonic wave (echo) frequency sprung back by normal rubber for tire and the rubber for tire cracked
Rate is different, frequency of the ultrasonic frequency that the Tire rubber material cracked is sprung back than normal rubber for tire material rebounds
Rate is low, then the ultrasonic frequency of each region rebound of tire can determine whether this through comparing to calculate less than normal rubber for tire echo frequency
Crackle has occurred in place.The crackle that will determine that as a result, and the tire that cracks be which as a result, be transmitted to display into
Row display.
In this step, when program is judged to have tire to crack, transmittable instruction shows vehicle in display
Respective wheel fetal hair gives birth to the alert messages of crackle；Or further shown by sound/light warning piece (indicator light, loud speaker etc.)
It is alert.
Further include display device in vehicle tyre checking system of the present invention, display device includes display, such as liquid crystal display
Device or touch-screen display etc. are electrically connected processor；Further include the ultrasound information according to the rebound when described program is run
It generates tire three-dimensional image and is transmitted to display device and shown.When tire is run one week, ultrasonic receiver sensor acquisition
To a complete tire echo data, program carries out the echo data 3-D view of generation tire after analyzing processing, can
Intuitively show tire the present situation, when have deformation, crackle, be pierced into object when also can directly eye-observation come out.
Specific case used herein elaborates inventive concept, the explanation of above example is only intended to
Help understands core of the invention thought.It should be pointed out that for those skilled in the art, not departing from this
Under the premise of inventive concept, any obvious modification, equivalent replacement or the other improvements made should be included in the present invention
Protection domain within.
Claims (10)
1. a kind of vehicle tyre detection device, it is characterised in that：It receives and passes including microprocessor, supersonic generator, ultrasonic wave
Sensor and display；The microprocessor circuit connection supersonic generator, ultrasonic receiver sensor and display；Its
Described in the integrated arrangement of ultrasonic receiver sensor dot matrix.
2. vehicle tyre detection device according to claim 1, it is characterised in that：The ultrasonic receiver sensor dot matrix
Formula is arranged and is integrated on same circuit board module, which is electrically connected to the microprocessor.
3. vehicle tyre detection device according to claim 1 or 2, it is characterised in that：The microprocessor is additionally operable to electricity
Road connects automobile engine.
4. vehicle tyre detection device according to claim 1 or 2, it is characterised in that：The microprocessor is electrically connected with
Vehicle speed sensor.
5. a kind of vehicle tyre checking system, it is characterised in that：Sensing is received including supersonic generator and dot matrix ultrasonic wave
Device；Further include pocessor and storage media, have program stored therein in storage medium, when program is run by processor, executes following step
Suddenly：
1) obtains Vehicular behavior, sends a command to supersonic generator so that it projects ultrasonic wave to vehicle tyre；
2) receives the ultrasound information of the tire rebound of dot matrix ultrasonic receiver sensor acquisition；
3) analyzes tire state according to the ultrasound information of the rebound.
6. vehicle tyre checking system according to claim 5, it is characterised in that：When described program is run, the step
3) includes：
It is returned according to different kinds of tyre region in the ultrasound information of the tire rebound of dot matrix ultrasonic receiver sensor acquisition
The time difference of the ultrasonic wave of bullet calculates sipe depth, and according to sipe depth assessment degree of tire abrasion and residue
Service life.
7. vehicle tyre checking system according to claim 5, it is characterised in that：When described program is run, the step
3) includes：
Analyze the frequency of the ultrasound information of the tire rebound of dot matrix ultrasonic receiver sensor acquisition；
Assemble the echo frequency that preset tire is pierced into object, the frequency for the ultrasound information that the tire is sprung back and the piercing
The echo frequency of object is compared calculating.
8. vehicle tyre checking system according to claim 5, it is characterised in that：When described program is run, the step
3) includes：
Preset normal tire shape outline data is assembled,
The ultrasound information for the tire rebound that dot matrix ultrasonic receiver sensor is acquired and normal tire shape profile
Data are compared calculating.
9. vehicle tyre checking system according to claim 5, it is characterised in that：When described program is run, the step
3) includes：
Preset normal tire ultrasonic wave rebound data is assembled,
The ultrasound information for the tire rebound that dot matrix ultrasonic receiver sensor is acquired is returned with normal tire ultrasonic wave
It plays data and is compared calculating.
10. according to claim 5-9 any one of them vehicle tyre checking systems, it is characterised in that：It further include display device；
When described program is run, further include
It generates tire three-dimensional image according to the ultrasound information of the rebound and is transmitted to display device and shown.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810110939.1A CN108556568A (en) | 2018-02-05 | 2018-02-05 | vehicle tyre detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810110939.1A CN108556568A (en) | 2018-02-05 | 2018-02-05 | vehicle tyre detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108556568A true CN108556568A (en) | 2018-09-21 |
Family
ID=63531098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810110939.1A Pending CN108556568A (en) | 2018-02-05 | 2018-02-05 | vehicle tyre detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108556568A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109551972A (en) * | 2018-12-19 | 2019-04-02 | 常州机电职业技术学院 | A kind of automobile tire detection device for foreign matter and its detection method |
| CN111561887A (en) * | 2019-01-04 | 2020-08-21 | 益力半导体股份有限公司 | Device and method for detecting fetal skin thickness by sound and readable recording medium |
| CN114206691A (en) * | 2019-08-01 | 2022-03-18 | 米其林集团总公司 | Method for estimating the water level on a road surface during the running of a tyre |
| CN114659449A (en) * | 2022-03-21 | 2022-06-24 | 江苏奔腾橡胶制品有限公司 | Tire wear degree detection device and detection method |
| CN114812376A (en) * | 2022-04-21 | 2022-07-29 | 山东软科智能科技发展有限公司 | Vehicle tire pattern depth detection system and method |
| CN115489239A (en) * | 2022-09-30 | 2022-12-20 | 山东玲珑轮胎股份有限公司 | Real-time tire life monitoring device and method by utilizing contour area |
| CN115798081A (en) * | 2023-02-07 | 2023-03-14 | 中国第一汽车股份有限公司 | Information processing method and device for vehicle, storage medium, processor and vehicle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19744076A1 (en) * | 1997-10-06 | 1999-04-08 | Eric Lahusen | System for determining profile depth of vehicle tire |
| JP2001138722A (en) * | 1999-11-18 | 2001-05-22 | Yoichi Ito | Monitoring device for state of vehicle wheel part |
| KR20080006511U (en) * | 2007-06-20 | 2008-12-24 | 정석훈 | Tire abrasion alarm |
| WO2017212611A1 (en) * | 2016-06-09 | 2017-12-14 | 三菱電機株式会社 | Ultrasonic measurement device |
| CN208277763U (en) * | 2018-02-05 | 2018-12-25 | 李震成 | vehicle tyre detection device |
-
2018
- 2018-02-05 CN CN201810110939.1A patent/CN108556568A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19744076A1 (en) * | 1997-10-06 | 1999-04-08 | Eric Lahusen | System for determining profile depth of vehicle tire |
| JP2001138722A (en) * | 1999-11-18 | 2001-05-22 | Yoichi Ito | Monitoring device for state of vehicle wheel part |
| KR20080006511U (en) * | 2007-06-20 | 2008-12-24 | 정석훈 | Tire abrasion alarm |
| WO2017212611A1 (en) * | 2016-06-09 | 2017-12-14 | 三菱電機株式会社 | Ultrasonic measurement device |
| CN208277763U (en) * | 2018-02-05 | 2018-12-25 | 李震成 | vehicle tyre detection device |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109551972A (en) * | 2018-12-19 | 2019-04-02 | 常州机电职业技术学院 | A kind of automobile tire detection device for foreign matter and its detection method |
| CN111561887A (en) * | 2019-01-04 | 2020-08-21 | 益力半导体股份有限公司 | Device and method for detecting fetal skin thickness by sound and readable recording medium |
| CN114206691A (en) * | 2019-08-01 | 2022-03-18 | 米其林集团总公司 | Method for estimating the water level on a road surface during the running of a tyre |
| CN114206691B (en) * | 2019-08-01 | 2023-11-10 | 米其林集团总公司 | Method for estimating the water level on a road surface during the operation of a tyre |
| CN114659449A (en) * | 2022-03-21 | 2022-06-24 | 江苏奔腾橡胶制品有限公司 | Tire wear degree detection device and detection method |
| CN114659449B (en) * | 2022-03-21 | 2023-08-04 | 江苏奔腾橡胶制品有限公司 | Tire wear degree detection device and detection method |
| CN114812376A (en) * | 2022-04-21 | 2022-07-29 | 山东软科智能科技发展有限公司 | Vehicle tire pattern depth detection system and method |
| CN114812376B (en) * | 2022-04-21 | 2024-03-22 | 山东软科智能科技发展有限公司 | System and method for detecting depth of tire pattern of vehicle |
| CN115489239A (en) * | 2022-09-30 | 2022-12-20 | 山东玲珑轮胎股份有限公司 | Real-time tire life monitoring device and method by utilizing contour area |
| CN115798081A (en) * | 2023-02-07 | 2023-03-14 | 中国第一汽车股份有限公司 | Information processing method and device for vehicle, storage medium, processor and vehicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108556568A (en) | vehicle tyre detection device | |
| CN109472885B (en) | Tire safety management method and device, tire safety management equipment and automobile | |
| US7647827B2 (en) | Machine and operating environment diagnostics, detection and profiling using sound | |
| EP3017972B1 (en) | Wheel diagnostic monitoring | |
| US20160167446A1 (en) | Tire service life monitoring | |
| CN201325292Y (en) | Automobile tyre pressure monitor system based on wireless sensing device and CAN bus | |
| US20220274599A1 (en) | Method and System for the Recognition of the Irregularities of a Road Pavement | |
| US20040017289A1 (en) | Method for processing information in a tire pressure monitoring system | |
| CN103112321B (en) | A kind of tyre monitoring system based on REID | |
| KR101516264B1 (en) | Apparatus and method for observing the tires condition using laser sensor | |
| CN208277763U (en) | vehicle tyre detection device | |
| CN110203024A (en) | A kind of automobile tire Multi-stage alarming and intelligent repair system | |
| CN112533773B (en) | Tire damage detection system and method | |
| CN110901695A (en) | Train stability detection system and method | |
| US20220274600A1 (en) | Method and System for the Recognition of the Irregularities of a Road Pavement | |
| CN112533771B (en) | Tire damage detection system and method | |
| US7973650B2 (en) | Motor vehicle tire pressure monitoring system and diagnosis method using this system | |
| CN112498021B (en) | Method and system for preventing tire burst based on tire pattern depth | |
| JP2003080912A (en) | Abnormality detecting system of rotary body and service providing method using this system | |
| CN101391564A (en) | Monitoring method for variation of automotive tire pressure and system for implementing monitoring method | |
| CN109641495A (en) | It is announced in motor vehicle tire pressure monitoring system TPMS and uses strategy in the recovery of the wheel unit of separation | |
| CN211642196U (en) | Train stationarity detecting system | |
| KR101568094B1 (en) | Apparatus and method for monitoring tire inflation pressure | |
| CN113858893A (en) | Monitoring device and method for extremely advanced early warning of tire burst risk | |
| KR102456621B1 (en) | A pneumatic tire monitoring system and pneumatic tire monitoring method using the same |
Legal Events
| 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 |