CN105082896A - Method and system for monitoring spare tire using condition - Google Patents

Method and system for monitoring spare tire using condition Download PDF

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Publication number
CN105082896A
CN105082896A CN201410222729.3A CN201410222729A CN105082896A CN 105082896 A CN105082896 A CN 105082896A CN 201410222729 A CN201410222729 A CN 201410222729A CN 105082896 A CN105082896 A CN 105082896A
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China
Prior art keywords
spare tyre
tyre
value
moving velocity
threshold value
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CN201410222729.3A
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Chinese (zh)
Inventor
吴锦妍
宋正超
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SHANGHAI GENERAL MOTORS CO Ltd
Pan Asia Technical Automotive Center Co Ltd
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SHANGHAI GENERAL MOTORS CO Ltd
Pan Asia Technical Automotive Center Co Ltd
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Priority to CN201410222729.3A priority Critical patent/CN105082896A/en
Publication of CN105082896A publication Critical patent/CN105082896A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a method and a system for monitoring the spare tire using condition. The monitoring method includes the steps that a spare tire installation condition is judged; if a spare tire has been installed, traveling state data are collected; whether the spare tire is used in an overload manner or not is judged according to the traveling state data; and if the spare tire is used in the overload manner, prompting information for reflecting the spare tire using condition is output. The monitoring system comprises a spare tire installation condition judgment device, a spare tire monitoring starting device, a traveling state data collecting device, a data processing device and a prompting information output device. By means of the method and the system for monitoring the spare tire using condition, the spare tire in use can be monitored in real time and displayed through a display device, a driver can visually know the spare tire using condition, overload using of the spare tire is prevented, and the spare tire using security coefficient is improved.

Description

The method for supervising of spare tyre service condition and system
Technical field
The present invention relates to a kind of method for supervising and system of spare tyre service condition.
Background technology
For the spare tyre that automobile configures, no matter be full-scale spare tyre, or non-full-scale spare tyre, the performance such as brand, speed step, tire tread, degree of wear of spare tyre all has very large difference with conventional tyre.The rubber raw materials that spare tyre adopts and manufacturing process determine it can only meet short range, middle low-speed conditions traveling.Therefore, in the use procedure of spare tyre, there is strict restriction for the travelled distance of automobile and moving velocity.If the travelled distance of the automobile of use spare tyre exceedes course continuation mileage or moving velocity exceedes spare tyre speed limit, be easy to cause spare tyre to burst, thus accidents caused.
At present, there is following defect in the use about spare tyre: first, and the restriction that the user of automobile uses spare tyre also thinks little of, and is in use easy to occur exceeding course continuation mileage or hypervelocity phenomenon; Secondly, automobile is not designed for the device of monitoring spare tyre service condition, chaufeur can not understand the service condition of spare tyre intuitively, also easily exceedes course continuation mileage or hypervelocity phenomenon.
Therefore, being necessary on automobile, design a kind of spare tyre service condition method for supervising and system, for monitoring in real time the spare tyre in use, enabling chaufeur understand the service condition of spare tyre intuitively, prevent the overload of spare tyre from using, thus avoid the generation of accident.
Summary of the invention
In view of this, the invention provides a kind of method for supervising and system of spare tyre service condition, be intended to solve the deficiencies in the prior art, the spare tyre in use is monitored in real time by the method for supervising of spare tyre service condition and system, enable chaufeur understand the service condition of spare tyre intuitively, prevent the overload of spare tyre from using.
The method for supervising of spare tyre service condition provided by the present invention comprises the following steps:
A () judges spare tyre installation situation.
If b () spare tyre is installed, gather driving states data.
C according to described driving states data, () judges whether overload uses spare tyre.
If d () spare tyre overload uses, then the information of output-response spare tyre service condition.
Further, judge that the method for described spare tyre installation situation comprises the following steps in described step (a):
Detect the quantity of mounted conventional tyre, if the quantity of mounted conventional tyre equals the quantity that mounting tyre answered by automobile, be then judged as that spare tyre is not installed.
If the quantity of mounted conventional tyre is less than the quantity that mounting tyre answered by automobile, be then judged as that spare tyre is installed.
Further, the described driving states data gathered in described step (b) comprise the moving velocity value of automobile.
Further, described step (c) comprises the following steps:
Setting moving velocity threshold value, described moving velocity threshold value is less than or equal to spare tyre maximum travelling speed value allowed to bear.
If described moving velocity value is more than or equal to described moving velocity threshold value, be then judged as that spare tyre overload uses.
If described moving velocity value is less than described moving velocity threshold value, be then judged as that the non-overload of spare tyre uses.
Further, the described driving states data gathered in described step (b) comprise travelled distance value.
Further, described step (c) comprises the following steps:
Setting travelled distance threshold value, described travelled distance threshold value is less than or equal to spare tyre maximum range value allowed to bear.
If described travelled distance value is more than or equal to described travelled distance threshold value, be then judged as that spare tyre overload uses.
If described travelled distance value is less than described travelled distance threshold value, be then judged as that the non-overload of spare tyre uses.
The method for supervising of spare tyre service condition as above, further, described information comprises picture cues information or text prompt information.
The monitored control system of spare tyre service condition provided by the present invention comprises:
Spare tyre installation situation judgment means, for judging spare tyre installation situation.
Driving states data acquisition unit, for gathering driving states data according to described spare tyre installation situation, if spare tyre is installed, described driving states data acquisition unit gathers driving states data.
Data processing equipment, for judging according to described driving states data whether overload uses spare tyre.
Information output unit, for the information of the output-response spare tyre service condition when spare tyre overload uses.
Further, described spare tyre installation situation judgment means comprises:
Sensor, described sensor is for detecting the quantity of mounted conventional tyre.
Spare tyre installation situation judge module, for judging whether spare tyre is installed according to the quantity of described mounted conventional tyre, if the quantity of mounted conventional tyre equals the quantity that mounting tyre answered by automobile, then be judged as that spare tyre is not installed, if the quantity of mounted conventional tyre is less than the quantity that mounting tyre answered by automobile, be then judged as that spare tyre is installed.
Further, described driving states data acquisition unit comprises moving velocity acquisition module, for gathering the moving velocity value of automobile.
Further, described data processing equipment comprises:
Moving velocity threshold value setting module, for setting described moving velocity threshold value, described moving velocity threshold value is less than or equal to spare tyre maximum travelling speed value allowed to bear.
Moving velocity judge module, for according to described moving velocity value and described moving velocity threshold decision spare tyre, whether overload uses, if described moving velocity value is more than or equal to described moving velocity threshold value, then be judged as that spare tyre overload uses, if described moving velocity value is less than described moving velocity threshold value, be then judged as that the non-overload of spare tyre uses.
Further, described driving states data acquisition unit comprises travelled distance acquisition module, for gathering the travelled distance value of automobile.
Further, described data processing equipment comprises:
Travelled distance threshold value setting module, for setting described travelled distance threshold value, described travelled distance threshold value is less than or equal to spare tyre maximum range value allowed to bear.
Travelled distance judge module, for according to described travelled distance value and described travelled distance threshold decision spare tyre, whether overload uses, if described travelled distance value is more than or equal to described travelled distance threshold value, then be judged as that spare tyre overload uses, if described travelled distance value is less than described travelled distance threshold value, be then judged as that the non-overload of spare tyre uses.
Further, described information output unit comprises image output module or word output module, and described image output module is used for output image information, and described word output module is used for output character information.
Adopt method for supervising and the system of spare tyre service condition of the present invention, can monitor the spare tyre in use in real time, and be shown by read out instrument, chaufeur can understand the service condition of spare tyre intuitively, prevent the overload of spare tyre from using, improve the safety factor that spare tyre uses.
Accompanying drawing explanation
Preferred embodiment in the present invention will be described in detail by accompanying drawing below, will contribute to understanding objects and advantages of the present invention, wherein:
Fig. 1 is the schematic diagram of the method for supervising preferred embodiment of spare tyre service condition of the present invention;
Fig. 2 is the diagram of circuit of the method for supervising preferred embodiment of spare tyre service condition of the present invention;
Fig. 3 is the structural representation of the monitored control system of spare tyre service condition of the present invention.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in detail.
Fig. 1 is the schematic diagram of the method for supervising preferred embodiment of spare tyre service condition of the present invention.As shown in Figure 1, the method for supervising of spare tyre service condition comprises the following steps:
Step S101: start.
Step S102: judge spare tyre installation situation.
Step S103: spare tyre is installed if be judged as in step S102, gathers driving states data.
Step S104: judge whether overload uses spare tyre according to described driving states data.
Step S105: the information of output-response spare tyre service condition.If spare tyre overload uses, then the information of output-response spare tyre service condition.
Step S106: terminate.
Preferably, step S102 comprises the following steps: the quantity detecting mounted conventional tyre, if the quantity of mounted conventional tyre equals the quantity that mounting tyre answered by automobile, is then judged as that spare tyre is not installed; If the quantity of mounted conventional tyre is less than the quantity that mounting tyre answered by automobile, be then judged as that spare tyre is installed.
When step S102 judges described spare tyre installation situation, can judge whether spare tyre is installed by the quantity detecting the conventional tyre be arranged on automobile, described conventional tyre refers to the tire used in the normal use procedure of automobile, i.e. non-spare tyre.Such as: for the small passenger car should installing 4 tires, if detect, the quantity of mounted described conventional tyre is less than 4, then illustrate and automobile is provided with spare tyre, be then judged as that spare tyre is installed.
Gather in driving states data in step S103, the described driving states data gathered can preferably include the moving velocity value of automobile, and utilize described moving velocity value to judge whether overload uses spare tyre.Particularly, step S104 judges that the spare tyre method whether overload uses can comprise the following steps: setting moving velocity threshold value, and described moving velocity threshold value is less than or equal to spare tyre maximum travelling speed value allowed to bear; If described moving velocity value is more than or equal to described moving velocity threshold value, be then judged as that spare tyre overload uses; If described moving velocity value is less than described moving velocity threshold value, be then judged as that the non-overload of spare tyre uses.Wherein, described moving velocity threshold value can set according to the spare tyre of different size, generally described moving velocity threshold value is set to be slightly less than this spare tyre volume maximum travelling speed allowed to bear value, also can be set to other desired value according to the actual requirements.When after the monitoring of startup spare tyre, by comparing computing to described moving velocity value and described moving velocity threshold value, thus judging whether described moving velocity value is greater than described moving velocity threshold value, judging whether overload uses spare tyre.
Preferably, gather in driving states data in step S103, the described driving states data gathered can also comprise the travelled distance value of automobile, and utilize described travelled distance value to judge whether overload uses spare tyre.Particularly, step S104 judges that the spare tyre method whether overload uses can comprise the following steps: setting travelled distance threshold value, and described travelled distance threshold value is less than or equal to spare tyre maximum range value allowed to bear; If described travelled distance value is more than or equal to described travelled distance threshold value, be then judged as that spare tyre overload uses; If described travelled distance value is less than described travelled distance threshold value, be then judged as that the non-overload of spare tyre uses.Wherein, described travelled distance threshold value can set according to the spare tyre of different size, generally described travelled distance threshold value is set to be slightly less than this spare tyre maximum range value allowed to bear, also can be set to other desired value according to the actual requirements.When after the monitoring of startup spare tyre, by comparing computing to described travelled distance value and described travelled distance threshold value, thus judging whether described row mileage angle value is greater than described travelled distance threshold value, judging whether overload uses spare tyre.Described travelled distance value refers to from step S104 starts spare tyre monitoring, the mileage value that automobile travels.
In step S104, the spare tyre method whether overload uses is judged according to driving states for above-mentioned two kinds, a kind of wherein method that can be used alone judges, namely can compare computing to judge separately through to described moving velocity value and described moving velocity threshold value, also can compare computing separately through to described travelled distance value and described travelled distance threshold value.Equally, above-mentioned two kinds of methods combining can also be used, method is particularly: can gather described moving velocity value and described travelled distance value simultaneously, and sets described moving velocity threshold value and described travelled distance threshold value simultaneously; Computing is compared to described moving velocity value and described moving velocity threshold value, computing is compared to described travelled distance value and described travelled distance threshold value simultaneously; If described moving velocity value is greater than described moving velocity threshold value, or described travelled distance value is when being greater than described travelled distance threshold value, be namely judged as that spare tyre overload uses, that is, as long as when above-mentioned two conditions meet one of them, can be judged as that spare tyre overload uses.
In the information of step S105 output-response spare tyre service condition, described information comprises picture cues information or text prompt information.Such as: can be pointed out by various ways such as the spare tyre mark of the icon of shades of colour, various shape, the various text prompt information preset.
Fig. 2 is the diagram of circuit of the method for supervising preferred embodiment of spare tyre service condition of the present invention.In a preferred embodiment, the tire quantity that selected automobile should be installed is 4, and the moving velocity threshold value of setting is 80km/h, and the travelled distance threshold value of setting is 110km.As shown in Figure 2, the flow process of described method for supervising comprises:
S201: detect tire information.
S202: judge mounted conventional tyre quantity.
S203: judge whether mounted conventional tyre quantity is 4.If the quantity of conventional tyre is 4, be then judged as that spare tyre is not installed, do not start spare tyre monitoring.
S204: be judged as that spare tyre is installed.Quantity as conventional tyre is not 4, be then judged as that spare tyre is installed.
S205: the information started monitored by display spare tyre.If be judged as in S204, spare tyre is installed, then perform S205 display spare tyre and monitor the information started.
S206: gather moving velocity value.If be judged as in S204, spare tyre is installed, then perform S206 and gather moving velocity value.
S207: judge whether moving velocity value is greater than 80km/h (default moving velocity threshold value).
S208: send speed of a motor vehicle energizing signal.If be judged as in S207, moving velocity value is greater than 80km/h, then perform S208 and send speed of a motor vehicle energizing signal; If be judged as in S207, moving velocity value is not more than 80km/h, then do not send speed of a motor vehicle energizing signal.
S209: gather vehicle driving mileage.If be judged as in S204, spare tyre is installed, then perform S209 and gather vehicle driving mileage.
S210: calculate travelled distance value.Calculate travelled distance value according to the vehicle driving mileage that gathers in S209, described travelled distance value refer to perform S204 be judged as spare tyre install after vehicle driving mileage, namely the travelled distance of automobile after spare tyre is installed.
S211: judge whether travelled distance value is greater than 110km (default travelled distance threshold value).
S212: send mileage energizing signal.If be judged as in S211, travelled distance value is greater than 110km, then perform S212 and send mileage energizing signal; If be judged as in S211, travelled distance value is not more than 110km, then do not send mileage energizing signal.
S213: display spare tyre service condition.If send speed of a motor vehicle energizing signal in S208, then show the spare tyre service condition relevant to the speed of a motor vehicle, such as, can show one or more in the information such as red flicker spare tyre icon, " hypervelocity " word and the real-time speed of a motor vehicle.If send mileage energizing signal in S212, then show the spare tyre service condition relevant to mileage, such as, can show one or more in the information such as red flicker spare tyre icon, " excess distance " word and real-time mileage.In addition, can also point out chaufeur by sending warn sound or voice message.
The present invention also provides a kind of monitored control system of spare tyre service condition, to realize method for supervising as above.Fig. 3 is the structural representation of the monitored control system of spare tyre service condition of the present invention.As shown in Figure 3, the monitored control system of spare tyre service condition comprises: spare tyre installation situation judgment means 300, driving states data acquisition unit 500, data processing equipment 600 and information output unit 700.
Described spare tyre installation situation judgment means 300, for judging spare tyre installation situation, particularly, is for judging whether spare tyre is installed.
Preferably, described spare tyre installation situation judgment means 300 comprises sensor 301 and spare tyre installation situation judge module 302.Described sensor 301 is for detecting the quantity of mounted conventional tyre.According to the quantity of described mounted conventional tyre, described spare tyre installation situation judge module 302 is for judging whether spare tyre is installed, if the quantity of mounted conventional tyre equals the quantity that mounting tyre answered by automobile, then be judged as that spare tyre is not installed, if the quantity of mounted conventional tyre is less than the quantity that mounting tyre answered by automobile, be then judged as that spare tyre is installed.Described sensor 301 can detect the sensor realization of tire quantity by tyre pressure sensor or other, described sensor 301 quantity can be equal with the quantity of tire, at each conventional tyre place, an installation described sensor 301, can be arranged on the rim of motor tire.When one or more conventional tyre is removed, the conventional tyre quantity that described sensor 301 monitors is less than the tire quantity that automobile should be installed, be then judged as that spare tyre is installed.Preferably, described sensor 301 can be connected by the mode of transmission over radio communicatedly with described spare tyre installation situation judge module 302.
Described driving states data acquisition unit 500 is for gathering driving states data when spare tyre is installed.Preferably, described driving states data acquisition unit 500 comprises moving velocity acquisition module 501, for gathering the moving velocity value of automobile.More preferably, described driving states data acquisition unit 500 also comprises travelled distance acquisition module 502, for gathering the travelled distance value of automobile.
Described data processing equipment 600 is for judging according to driving states data whether overload uses spare tyre.Described data processing equipment 600 can be realized by vehicle-mounted ECU, and is connected by each functional module of CAN and other.
Preferably, described data processing equipment 600 comprises moving velocity threshold value setting module 601 and moving velocity judge module 602.Described moving velocity threshold value setting module 601 is for setting described moving velocity threshold value, and described moving velocity threshold value is less than or equal to spare tyre maximum travelling speed value allowed to bear.Described moving velocity judge module 602 is for according to described moving velocity value and described moving velocity threshold decision spare tyre, whether overload uses, if described moving velocity value is more than or equal to described moving velocity threshold value, then be judged as that spare tyre overload uses, if described moving velocity value is less than described moving velocity threshold value, be then judged as that the non-overload of spare tyre uses.Described moving velocity value directly can call the data in the speed detector of automobile self, also can detect by arranging independently speed detector.
More preferably, described data processing equipment 600 also comprises travelled distance threshold value setting module 603 and travelled distance judge module 604.Described travelled distance threshold value setting module 603 is for setting described travelled distance threshold value, and described travelled distance threshold value is less than or equal to spare tyre maximum range value allowed to bear.Described travelled distance judge module 604 is for according to described travelled distance value and described travelled distance threshold decision spare tyre, whether overload uses, if described travelled distance value is more than or equal to described travelled distance threshold value, then be judged as that spare tyre overload uses, if described travelled distance value is less than described travelled distance threshold value, be then judged as that the non-overload of spare tyre uses.Described travelled distance value directly can call the data in the miles counter of automobile self, also can calculate the integration of spare tyre set-up time according to moving velocity value.
Described information output unit 700 is for the information of the output-response spare tyre service condition when spare tyre overload uses.Preferably, described information output unit 700 comprises image output module 701 or word output module 702, and described image output module 701 is for output image information, and described word output module 702 is for output character information.
Described information output unit 700 can be integrated with other fault display device, and share a LED display with other fault display devices, also independently can be installed in the LED display at instrument carrier panel place, the interval of instrument on Automobile instrument can also be arranged on.Described information output unit 700 can also comprise voice guard, and described voice guard can independently be arranged, also can be preferably integrated with automobile A column sound equipment.
Adopt method for supervising and the system of spare tyre service condition of the present invention, can monitor the spare tyre in use in real time, and be shown by read out instrument, chaufeur can understand the service condition of spare tyre intuitively, prevent the overload of spare tyre from using, improve the safety factor that spare tyre uses.Described method for supervising and system can when spare tyre use, and comprehensive treatment also provides the motoring condition of vehicle to chaufeur, by the judgement of motoring condition, warn, improve the safety of running car.
Last it is noted that above embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.

Claims (14)

1. a method for supervising for spare tyre service condition, is characterized in that, comprises the following steps:
A () judges spare tyre installation situation;
If b () spare tyre is installed, gather driving states data;
C according to described driving states data, () judges whether overload uses spare tyre;
If d () spare tyre overload uses, then the information of output-response spare tyre service condition.
2. the method for supervising of spare tyre service condition according to claim 1, is characterized in that, judges that the method for described spare tyre installation situation comprises the following steps in described step (a):
Detect the quantity of mounted conventional tyre, if the quantity of mounted conventional tyre equals the quantity that mounting tyre answered by automobile, be then judged as that spare tyre is not installed;
If the quantity of mounted conventional tyre is less than the quantity that mounting tyre answered by automobile, be then judged as that spare tyre is installed.
3. the method for supervising of spare tyre service condition according to claim 1, is characterized in that, the described driving states data gathered in described step (b) comprise the moving velocity value of automobile.
4. the method for supervising of spare tyre service condition according to claim 3, is characterized in that, described step (c) comprises the following steps:
Setting moving velocity threshold value, described moving velocity threshold value is less than or equal to spare tyre maximum travelling speed value allowed to bear;
If described moving velocity value is more than or equal to described moving velocity threshold value, be then judged as that spare tyre overload uses;
If described moving velocity value is less than described moving velocity threshold value, be then judged as that the non-overload of spare tyre uses.
5. the method for supervising of spare tyre service condition according to claim 1, is characterized in that, the described driving states data gathered in described step (b) comprise travelled distance value.
6. the method for supervising of spare tyre service condition according to claim 5, is characterized in that, described step (c) comprises the following steps:
Setting travelled distance threshold value, described travelled distance threshold value is less than or equal to spare tyre maximum range value allowed to bear;
If described travelled distance value is more than or equal to described travelled distance threshold value, be then judged as that spare tyre overload uses;
If described travelled distance value is less than described travelled distance threshold value, be then judged as that the non-overload of spare tyre uses.
7. according to the method for supervising of the spare tyre service condition in claim 1-6 described in any one, it is characterized in that, described information comprises picture cues information or text prompt information.
8. a monitored control system for spare tyre service condition, is characterized in that, comprising:
Spare tyre installation situation judgment means, for judging spare tyre installation situation;
Driving states data acquisition unit, for gathering driving states data according to described spare tyre installation situation, if spare tyre is installed, described driving states data acquisition unit gathers driving states data;
Data processing equipment, for judging according to described driving states data whether overload uses spare tyre;
Information output unit, for the information of the output-response spare tyre service condition when spare tyre overload uses.
9. the monitored control system of spare tyre service condition according to claim 8, is characterized in that, described spare tyre installation situation judgment means comprises:
Sensor, described sensor is for detecting the quantity of mounted conventional tyre;
Spare tyre installation situation judge module, for judging whether spare tyre is installed according to the quantity of described mounted conventional tyre, if the quantity of mounted conventional tyre equals the quantity that mounting tyre answered by automobile, then be judged as that spare tyre is not installed, if the quantity of mounted conventional tyre is less than the quantity that mounting tyre answered by automobile, be then judged as that spare tyre is installed.
10. the monitored control system of spare tyre service condition according to claim 8, is characterized in that, described driving states data acquisition unit comprises moving velocity acquisition module, for gathering the moving velocity value of automobile.
The monitored control system of 11. spare tyre service conditions according to claim 10, it is characterized in that, described data processing equipment comprises:
Moving velocity threshold value setting module, for setting described moving velocity threshold value, described moving velocity threshold value is less than or equal to spare tyre maximum travelling speed value allowed to bear;
Moving velocity judge module, for according to described moving velocity value and described moving velocity threshold decision spare tyre, whether overload uses, if described moving velocity value is more than or equal to described moving velocity threshold value, then be judged as that spare tyre overload uses, if described moving velocity value is less than described moving velocity threshold value, be then judged as that the non-overload of spare tyre uses.
The monitored control system of 12. spare tyre service conditions according to claim 8, is characterized in that, described driving states data acquisition unit comprises travelled distance acquisition module, for gathering the travelled distance value of automobile.
The monitored control system of 13. spare tyre service conditions according to claim 12, it is characterized in that, described data processing equipment comprises:
Travelled distance threshold value setting module, for setting described travelled distance threshold value, described travelled distance threshold value is less than or equal to spare tyre maximum range value allowed to bear;
Travelled distance judge module, for according to described travelled distance value and described travelled distance threshold decision spare tyre, whether overload uses, if described travelled distance value is more than or equal to described travelled distance threshold value, then be judged as that spare tyre overload uses, if described travelled distance value is less than described travelled distance threshold value, be then judged as that the non-overload of spare tyre uses.
The monitored control system of 14. spare tyre service conditions according to Claim 8 in-13 described in any one, it is characterized in that, described information output unit comprises image output module or word output module, described image output module is used for output image information, and described word output module is used for output character information.
CN201410222729.3A 2014-05-23 2014-05-23 Method and system for monitoring spare tire using condition Pending CN105082896A (en)

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CN111196212A (en) * 2018-11-16 2020-05-26 宝沃汽车(中国)有限公司 Speed limit warning device, spare tire, speed limit system of spare tire and vehicle

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Application publication date: 20151125