CN109551972A - Automobile tire foreign matter detection device and detection method thereof - Google Patents
Automobile tire foreign matter detection device and detection method thereof Download PDFInfo
- Publication number
- CN109551972A CN109551972A CN201811556344.5A CN201811556344A CN109551972A CN 109551972 A CN109551972 A CN 109551972A CN 201811556344 A CN201811556344 A CN 201811556344A CN 109551972 A CN109551972 A CN 109551972A
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- China
- Prior art keywords
- foreign matter
- tire
- processor module
- signal
- eddy current
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Links
- 238000001514 detection method Methods 0.000 title claims abstract description 47
- 239000000523 sample Substances 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 14
- 239000004575 stone Substances 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 238000005070 sampling Methods 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000002184 metal Substances 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 210000001367 artery Anatomy 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- 208000033748 Device issues Diseases 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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
- B60C19/00—Tyre parts or constructions not otherwise provided for
-
- 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
- B60C19/00—Tyre parts or constructions not otherwise provided for
- B60C2019/004—Tyre sensors other than for detecting tyre pressure
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
The invention belongs to the technical field of automobile detection and maintenance, and particularly relates to an automobile tire foreign matter detection device and a detection method thereof. This tire foreign matter detection device includes: the device comprises a sensor group, a processor module and an alarm device; the sensor group is suitable for collecting foreign body signals on the tire and sending the foreign body signals to the processor module; and the processor module controls the alarm device to alarm after identifying the foreign matter signal. The device can effectively detect out foreign matters on the tire and send out an alarm, thereby avoiding sudden air leakage or tire burst caused by the foreign matters and ensuring the driving safety.
Description
Technical field
The invention belongs to automotive check maintenance technique fields, and in particular to a kind of automobile tire detection device for foreign matter and its work
Make method.
Background technique
The problem of automobile safety has become one by extensive concern now.Tire as automobile primary accessory is travelling
Particularly important effect is played in safety.Tire has been pierced the metallic foreign bodies such as screw, iron filings, form blow out it is potential hidden
Suffer from；When tire runs at high speed or when load down, metallic foreign body accelerates to pierce through tire, causes unexpected gas leakage or blow out.
Summary of the invention
The object of the present invention is to provide a kind of automobile tire detection device for foreign matter and its detection methods.
In order to solve the above-mentioned technical problems, the present invention provides following technical solutions:
The present invention provides a kind of automobile tire detection device for foreign matter, comprising:
Sensor group, processor module and warning device；
The sensor group is suitable for acquiring the foreign matter signal on tire, and foreign matter signal is sent to processor module；
Institute's processor module controls the warning device and alarms after to foreign matter signal identification.
Further, the sensor group includes: the eddy current sensor being electrically connected with processor module, capacitive proximity biography
Sensor；
The eddy current sensor is adapted to detect for the metallic foreign body on tire；
The capacitive proximity sensor is adapted to detect for the stone foreign matter on tire.
Further, the tire detection device for foreign matter further includes the speed probe for detecting tire rotational speed；
The speed probe is suitable for generating rotational speed pulse signal and is sent to processor module；
The processor module is suitable for the arteries and veins according to eddy current sensor and/or capacitive proximity sensor detection foreign matter signal
Frequency is rushed compared with tacho-pulse frequency；
If two frequencies are consistent, determine that foreign matter is present on tire, control warning device is alarmed.
Further, the tire detection device for foreign matter further include: pulse signal generator, the pulse signal generator
The input terminal of output end connection and the drive module of eddy current sensor, the eddy current sensor obtain sample frequency；
The eddy current sensor is suitable for sampling metallic foreign body according to above-mentioned sample frequency, and by metallic foreign body signal
By being input to processor module after AD conversion module.
Further, the warning device includes the buzzer being connected with the output end of the processor module and/or alarm
Indicator light.
Another aspect, the present invention also provides a kind of automobile tire foreign matter detecting methods, comprising:
There are after foreign matter on determining detection tire, alarm signal is issued.
Further, the automobile tire foreign matter detecting method includes:
Sensor group, processor module and warning device；
The sensor group is suitable for acquiring the foreign matter signal on tire, and foreign matter signal is sent to processor module；
Further, the sensor group includes: the eddy current sensor being electrically connected with processor module, capacitive proximity biography
Sensor；
The eddy current sensor is adapted to detect for the metallic foreign body on tire；
The capacitive proximity sensor is adapted to detect for the stone foreign matter on tire.
Further, the tire detection device for foreign matter further includes the speed probe for detecting tire rotational speed；
The speed probe is suitable for generating rotational speed pulse signal and is sent to processor module；
The processor module is suitable for the arteries and veins according to eddy current sensor and/or capacitive proximity sensor detection foreign matter signal
Frequency is rushed compared with tacho-pulse frequency；
If two frequencies are consistent, determine that foreign matter is present on tire, control warning device is alarmed.
The invention has the advantages that automobile tire detection device for foreign matter of the invention and its detection method, pass through sensing
Device group acquires foreign matter signal, and for processor module there are after foreign matter on determining detection tire, warning device issues alarm signal.It should
Device and its detection method can find there is foreign matter on tire before Tire Pressure Monitor System, exclude gas leakage or quick-fried in time
The security risk of tire.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is a kind of structural schematic diagram of automobile tire detection device for foreign matter of the present invention；
Fig. 2 is a kind of flow chart of automobile tire foreign matter detecting method of the present invention.
In figure:
Tire 1, metal 2, stone 3.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
Embodiment 1
Fig. 1 is a kind of structural schematic diagram of automobile tire detection device for foreign matter of the present invention；
As shown in Figure 1, the present embodiment provides a kind of automobile tire detection device for foreign matter, comprising: sensor group, processor die
Block and warning device；The sensor group is suitable for acquiring the foreign matter signal on tire 1, and foreign matter signal is sent to processor
Module；The processor module controls the warning device and alarms after to foreign matter signal identification.The device can be effective
The foreign matter detected on tire 1, and issue alarm, avoid ensure that driving because gas leakage suddenly caused by foreign matter or blowing out
Safety.
Wherein, the processor module can be Freescale single-chip microcomputer.
In the present embodiment, the sensor group includes: to connect with eddy current sensor, the condenser type of processor module electric connection
Nearly sensor；The eddy current sensor is adapted to detect for 2 foreign matter of metal on tire；The capacitive proximity sensor is adapted to detect for
3 foreign matter of stone on tire.
In the present embodiment, the tire detection device for foreign matter further includes the speed probe for detecting tire rotational speed；Institute
It states speed probe and is sent to processor module suitable for generating rotational speed pulse signal；The processor module is suitable for being passed according to vortex
The pulse frequency of sensor and/or capacitive proximity sensor detection foreign matter signal is compared with tacho-pulse frequency；If two frequencies
Unanimously, then determine that foreign matter is present on tire 1, control warning device is alarmed.
In the present embodiment, the tire detection device for foreign matter further include: pulse signal generator, the pulse signal occur
The input terminal of the drive module of the output end connection eddy current sensor of device, the eddy current sensor obtain sample frequency；
The eddy current sensor is suitable for sampling 2 foreign matter of metal according to above-mentioned sample frequency, and 2 foreign matter of metal is believed
Number by being input to processor module after AD conversion module.
Wherein, the input terminal of the drive module of the output end connection eddy current sensor of the pulse signal generator, it is described
Eddy current sensor obtains sample frequency；The eddy current sensor is suitable for sampling 2 foreign matter of metal according to above-mentioned sample frequency,
And by 2 foreign matter signal of metal by being input to Freescale single-chip microcomputer after AD conversion module.The speed probe is according to vapour
The rotational frequency of wheel tire 1 generates pulse signal, if foreign matter, on wheel, rotational frequency and automobile tire 1 should be consistent.Fly
Karr single-chip microcontroller is thought according to the pulse frequency of eddy current sensor detection foreign matter signal compared with tacho-pulse frequency, the two frequency
Unanimously, then determine that foreign matter is present on tire.Therefore, it can accurately judge there is foreign matter to be present on tire.
Further, there is foreign matter on car owner's tire 1 to remind, the warning device includes defeated with the processor module
Outlet connected buzzer and/or alarm lamp.Eddy current sensor and/or capacitive proximity are obtained in Freescale single-chip microcomputer
When the pulse frequency of sensor detection foreign matter signal is consistent with tacho-pulse frequency, control alarm lamp can bright or buzzing
Device will call the police or alarm lamp can bright while buzzer will call the police.Car owner can have found in time foreign matter and handle, energy at this time
The abrasion for enough reducing tire, increases service life.
Embodiment 2
Fig. 2 is a kind of flow chart of automobile tire foreign matter detecting method of the present invention.
As shown in Fig. 2, on the basis of embodiment 1, the present embodiment provides a kind of automobile tire foreign matter detecting methods, sentencing
There are after foreign matter on regular inspection measuring wheel tire 1, alarm signal is issued.
In the present embodiment, the automobile tire foreign matter detecting method includes: sensor group, processor module and alarm dress
It sets；The sensor group is suitable for acquiring the foreign matter signal on tire, and foreign matter signal is sent to processor module；
In the present embodiment, the sensor group includes: to connect with eddy current sensor, the condenser type of processor module electric connection
Nearly sensor；The eddy current sensor is adapted to detect for 2 foreign matter of metal on tire；The capacitive proximity sensor is adapted to detect for
3 foreign matter of stone on tire.
In the present embodiment, the tire detection device for foreign matter further includes the speed probe for detecting tire rotational speed；Institute
It states speed probe and is sent to processor module suitable for generating rotational speed pulse signal；The processor module is suitable for being passed according to vortex
The pulse frequency of sensor and/or capacitive proximity sensor detection foreign matter signal is compared with tacho-pulse frequency；If two frequencies
Unanimously, then determine that foreign matter is present on tire 1, control warning device is alarmed.
In conclusion automobile tire detection device for foreign matter of the invention and its detection method, are acquired different by sensor group
Object signal, speed probe are suitable for generating rotational speed pulse signal and are sent to processor module, and processor module is according to currents sensing
The pulse frequency of device and/or capacitive proximity sensor detection foreign matter signal is consistent with tacho-pulse frequency, and warning device is just
Alarm signal can be issued.The device and its detection method can play a role before vehicle tire pressure monitoring system alarming, prevent in
Possible trouble substantially increases the safety of running car.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (9)
1. a kind of tire detection device for foreign matter characterized by comprising
Sensor group, processor module and warning device；
The sensor group is suitable for acquiring the foreign matter signal on tire, and foreign matter signal is sent to processor module；
The processor module controls the warning device and alarms after to foreign matter signal identification.
2. tire detection device for foreign matter as described in claim 1, which is characterized in that
The sensor group includes: the eddy current sensor being electrically connected with processor module, capacitive proximity sensor；
The eddy current sensor is adapted to detect for the metallic foreign body on tire；
The capacitive proximity sensor is adapted to detect for the stone foreign matter on tire.
3. tire detection device for foreign matter as claimed in claim 2, which is characterized in that
The tire detection device for foreign matter further includes the speed probe for detecting tire rotational speed；
The speed probe is suitable for generating rotational speed pulse signal and is sent to processor module；
The processor module is suitable for the pulse frequency according to eddy current sensor and/or capacitive proximity sensor detection foreign matter signal
Rate is compared with tacho-pulse frequency；
If two frequencies are consistent, determine that foreign matter is present on tire, control warning device is alarmed.
4. tire detection device for foreign matter according to claim 3, which is characterized in that
The tire detection device for foreign matter further include: pulse signal generator, the output end connection of the pulse signal generator
The input terminal of the drive module of eddy current sensor, the eddy current sensor obtain sample frequency；
The eddy current sensor is suitable for sampling metallic foreign body according to above-mentioned sample frequency, and metallic foreign body signal is passed through
Processor module is input to after AD conversion module.
5. tire detection device for foreign matter according to claim 4, which is characterized in that
The warning device includes the buzzer and/or alarm lamp being connected with the output end of the processor module.
6. a kind of automobile tire foreign matter detecting method characterized by comprising
There are after foreign matter on determining detection tire, alarm signal is issued.
7. automobile tire foreign matter detecting method according to claim 6, which is characterized in that
The automobile tire foreign matter detecting method includes:
Sensor group, processor module and warning device；
The sensor group is suitable for acquiring the foreign matter signal on tire, and foreign matter signal is sent to processor module.
8. automobile tire foreign matter detecting method according to claim 7, which is characterized in that
The sensor group includes: the eddy current sensor being electrically connected with processor module, capacitive proximity sensor；
The eddy current sensor is adapted to detect for the metallic foreign body on tire；
The capacitive proximity sensor is adapted to detect for the stone foreign matter on tire.
9. automobile tire foreign matter detecting method according to claim 8, which is characterized in that
The tire detection device for foreign matter further includes the speed probe for detecting tire rotational speed；
The speed probe is suitable for generating rotational speed pulse signal and is sent to processor module；
The processor module is suitable for the pulse frequency according to eddy current sensor and/or capacitive proximity sensor detection foreign matter signal
Rate is compared with tacho-pulse frequency；
If two frequencies are consistent, determine that foreign matter is present on tire, control warning device is alarmed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811556344.5A CN109551972A (en) | 2018-12-19 | 2018-12-19 | Automobile tire foreign matter detection device and detection method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811556344.5A CN109551972A (en) | 2018-12-19 | 2018-12-19 | Automobile tire foreign matter detection device and detection method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109551972A true CN109551972A (en) | 2019-04-02 |
Family
ID=65870488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811556344.5A Pending CN109551972A (en) | 2018-12-19 | 2018-12-19 | Automobile tire foreign matter detection device and detection method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN109551972A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112258008A (en) * | 2020-10-16 | 2021-01-22 | 恒大新能源汽车投资控股集团有限公司 | Method and device for treating foreign matters caught in wheel |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5631806A (en) * | 1979-08-24 | 1981-03-31 | Pioneer Electronic Corp | Extraneous metal detector for automobile tire |
| JP2005238974A (en) * | 2004-02-26 | 2005-09-08 | Toyota Motor Corp | Tire abnormality detector and wheel |
| WO2015076198A1 (en) * | 2013-11-21 | 2015-05-28 | Ntn株式会社 | Error state detection device for automobile tires |
| CN206664169U (en) * | 2017-05-05 | 2017-11-24 | 肇庆市广应科通用航空研究院 | Aero tyre monitoring device |
| CN107804123A (en) * | 2017-08-30 | 2018-03-16 | 深圳市赛亿科技开发有限公司 | Detection system for automobile tyre |
| CN108556568A (en) * | 2018-02-05 | 2018-09-21 | 李震成 | vehicle tyre detection device |
| CN108556570A (en) * | 2018-04-23 | 2018-09-21 | 重庆长安汽车股份有限公司 | Tyre prick discriminating gear and method |
-
2018
- 2018-12-19 CN CN201811556344.5A patent/CN109551972A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5631806A (en) * | 1979-08-24 | 1981-03-31 | Pioneer Electronic Corp | Extraneous metal detector for automobile tire |
| JP2005238974A (en) * | 2004-02-26 | 2005-09-08 | Toyota Motor Corp | Tire abnormality detector and wheel |
| WO2015076198A1 (en) * | 2013-11-21 | 2015-05-28 | Ntn株式会社 | Error state detection device for automobile tires |
| CN206664169U (en) * | 2017-05-05 | 2017-11-24 | 肇庆市广应科通用航空研究院 | Aero tyre monitoring device |
| CN107804123A (en) * | 2017-08-30 | 2018-03-16 | 深圳市赛亿科技开发有限公司 | Detection system for automobile tyre |
| CN108556568A (en) * | 2018-02-05 | 2018-09-21 | 李震成 | vehicle tyre detection device |
| CN108556570A (en) * | 2018-04-23 | 2018-09-21 | 重庆长安汽车股份有限公司 | Tyre prick discriminating gear and method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112258008A (en) * | 2020-10-16 | 2021-01-22 | 恒大新能源汽车投资控股集团有限公司 | Method and device for treating foreign matters caught in wheel |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190402 |
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| RJ01 | Rejection of invention patent application after publication |