CN107848348A - One kind is blown out method for early warning and device - Google Patents
One kind is blown out method for early warning and device Download PDFInfo
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- CN107848348A CN107848348A CN201680021894.XA CN201680021894A CN107848348A CN 107848348 A CN107848348 A CN 107848348A CN 201680021894 A CN201680021894 A CN 201680021894A CN 107848348 A CN107848348 A CN 107848348A
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- information
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- prewarning device
- flat tire
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- 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
- B60C23/06—Signalling devices actuated by deformation of the tyre, e.g. tyre mounted deformation sensors or indirect determination of tyre deformation based on wheel speed, wheel-centre to ground distance or inclination of wheel axle
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Measuring Fluid Pressure (AREA)
- Tires In General (AREA)
Abstract
One kind is blown out method for early warning and device, is related to technical field of vehicle safety, while the state of tire is monitored, can exclude the potential safety hazard of vehicle traveling.The method for early warning of blowing out includes：The first information and the second information of tire are obtained, wherein, the first information is the initial image information of the tire, and second information is image information of the tire at the first moment, at the time of first moment is obtains second information；The first information and second information are contrasted, determine that the deformation quantity of the tire is more than or equal to predetermined threshold value；Generate warning information of blowing out.
Description
It blows out method for early warning and device the present invention relates to technical field of vehicle safety more particularly to one kind.
Tire is one of important component of automobile, it is directly contacted with road surface, can be used to mitigate impact suffered when vehicle driving, guarantee that vehicle has good driving comfort and ride performance.Therefore, the reason of it is breakneck for blowing out during high vehicle speeds, is blown out usually can include but is not limited to: have a flat tire, tire pressure is excessively high, under-inflation and tire itself fail (such as tire wear).
The method of existing pre- runflat mainly passes through tyre pressure sensor and carries out real-time automatic monitoring to tire pressure in vehicle travel process, and alarms when having a flat tire lower with tire pressure, to ensure the safety driven a vehicle.For being fitted without the vehicle of tyre pressure sensor, driver can only pass through the state of manual inspection tire before driving.However, being inaccurate by way of manually checking tire condition, and it is mounted on tyre pressure sensor on not all vehicle, leading to the traveling of vehicle, there are security risks.
Summary of the invention
The embodiment of the present invention provides one kind and blows out method for early warning and device, can exclude the security risk of vehicle driving while monitoring the state of tire.
In order to achieve the above objectives, the embodiment of the present invention adopts the following technical scheme that
It blows out method for early warning in a first aspect, the embodiment of the present invention provides one kind, comprising:
Firstly, flat tire prewarning device obtains the first information (i.e. initial image information) and the second information (i.e. image information of tire at the time of obtaining the second information) of tire；Secondly, flat tire prewarning device compares the first information and the second information, determine whether the deformation quantity of tire is more than or equal to preset threshold；Finally, flat tire prewarning device generates warning information of blowing out if the deformation quantity of tire is more than or equal to preset threshold.
In method for early warning provided in an embodiment of the present invention of blowing out, since flat tire prewarning device can
The first information and the second information for obtaining simultaneously comparative tire, determine whether the deformation quantity of tire is more than or equal to preset threshold, to judge tire with the presence or absence of hidden danger of blowing out.With it is traditional by way of manually checking tire condition compared with, the state of tire can be monitored, exclude the security risk of vehicle driving；Compared with the mode for being respectively mounted tyre pressure sensor on vehicle, it is not necessary that flat tire prewarning device is mounted on inside tires, installation steps is simplified, cost has been saved.
Further, flat tire prewarning device obtains the first information of tire, specifically includes: the first information for the tire that flat tire prewarning device obtains the first information of preset tire or flat tire prewarning device receiving sensor is sent；
Flat tire prewarning device obtains the second information of tire, specifically includes: the second information of the tire that flat tire prewarning device receiving sensor is sent.
In method for early warning provided in an embodiment of the present invention of blowing out, flat tire prewarning device may include sensor；Flat tire prewarning device can also be with external sensor, with the image information for the tire that receiving sensor is sent.
Further, flat tire prewarning device compares the first information and the second information, determines that the deformation quantity of tire is more than or equal to preset threshold, specifically includes:
Firstly, the tyre surface or at least one lines on sidewall of flat tire prewarning device selection tire；Secondly, flat tire prewarning device determines the first position (i.e. position of the lines in the first information) and the second position (i.e. position of the lines in the second information) of lines；Again, flat tire prewarning device calculates maximum offset of the second position relative to first position according to first position and the second position；Finally, flat tire prewarning device determines that maximum offset is more than or equal to preset threshold.
Further, preset threshold is the 1/n of the tyre surface of tire or the width on sidewall, wherein n is positive integer.
Further, after warning information is blown out in flat tire prewarning device generation, method further include:
Flat tire prewarning device transmission blows out warning information to vehicle control system, so that operation of the vehicle control system according to warning information control vehicle of blowing out.
In method for early warning provided in an embodiment of the present invention of blowing out, flat tire prewarning device can also be connected with vehicle control system, send when flat tire prewarning device has monitored to blow out danger quick-fried
Tire warning information is to vehicle control system, so that vehicle control system generates the operation of corresponding control information control vehicle according to warning information of blowing out.
Optionally, sensor is optical sensor.
It is further alternative, vehicle control system is specifically included according to the operation for warning information control vehicle of blowing out: vehicle control system generates corresponding control information according to warning information of blowing out, and the brake system by controlling vehicle controls the stopping of vehicle or controls the starting of vehicle by the engine system of vehicle.
Second aspect, the embodiment of the present invention provides a kind of flat tire prewarning device, including obtains module, determining module and generation module.
Module is obtained, for obtaining the first information and the second information of tire, wherein the first information is the initial image information of tire, and the second information is image information of the tire at the first moment, and the first moment was at the time of obtaining the second information；Determining module determines that the deformation quantity of tire is more than or equal to preset threshold for after obtaining module and obtaining the first information and the second information of tire, the first information and the second information to be compared；Generation module generates warning information of blowing out after determining that the deformation quantity of tire is more than or equal to preset threshold in determining module.
The technical effect of flat tire prewarning device provided in an embodiment of the present invention may refer to the technical effect for the flat tire prewarning device described in method for early warning of blowing out that above-mentioned first aspect flat tire prewarning device executes, and details are not described herein again.
Further, module is obtained, specifically for the first information for the tire that the first information or receiving sensor for obtaining preset tire are sent；And the second information of the tire of receiving sensor transmission.
Further, it is determined that module, at least one lines on tyre surface or sidewall specifically for selecting tire；Determine the first position and the second position of lines, wherein first position is position of the lines in the first information, and the second position is position of the lines in the second information；According to first position and the second position, maximum offset of the second position relative to first position is calculated；And determine that maximum offset is more than or equal to preset threshold.
Further, preset threshold is the 1/n of the tyre surface of tire or the width on sidewall, wherein n is positive integer.
Further, flat tire prewarning device further includes sending module.
Sending module, for after warning information is blown out in generation module generation, transmission to blow out warning information to vehicle control system, so that operation of the vehicle control system according to warning information control vehicle of blowing out.
The third aspect, the embodiment of the present invention also provide a kind of flat tire prewarning device, and flat tire prewarning device includes memory, processor, communication interface and system bus.
Memory, processor and communication interface are connected by system bus, and memory is used to execute the computer instruction of memory storage for storing computer instruction, processor, so that flat tire prewarning device executes the method for early warning of blowing out such as above-mentioned first aspect.
The technical effect of flat tire prewarning device provided in an embodiment of the present invention may refer to the technical effect for the flat tire prewarning device described in method for early warning of blowing out that above-mentioned first aspect flat tire prewarning device executes, and details are not described herein again.
Fourth aspect, the embodiment of the present invention also provide a kind of software product, and software product includes the computer instruction for realizing method for early warning of blowing out.
Computer instruction can store on readable storage medium storing program for executing；Processor can read computer instruction and be executed from the readable storage medium storing program for executing, the method for early warning so that processor realization is blown out.
The embodiment of the present invention provides one kind and blows out method for early warning and device, by the first information and the second information that obtain tire, wherein the first information is the initial image information of tire, second information is image information of the tire at the first moment, and the first moment was at the time of obtaining the second information；The first information and the second information are compared, determine that the deformation quantity of tire is more than or equal to preset threshold；Generation is blown out warning information.Description based on the above embodiment determines whether the deformation quantity of tire is more than or equal to preset threshold since flat tire prewarning device can obtain the first information and the second information of simultaneously comparative tire, to judge tire with the presence or absence of hidden danger of blowing out.With it is traditional by way of manually checking tire condition compared with, the state of tire can be monitored, exclude the security risk of vehicle driving；Compared with the mode for being respectively mounted tyre pressure sensor on vehicle, it is not necessary that flat tire prewarning device is mounted on inside tires, installation steps is simplified, cost has been saved.
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, the drawings to be used in the description of the embodiments or prior art will be briefly described below, it should be evident that drawings in the following description are only some embodiments of the invention.
Fig. 1 is a kind of flow diagram one for method for early warning of blowing out provided in an embodiment of the present invention；
Fig. 2 is a kind of flow diagram two for method for early warning of blowing out provided in an embodiment of the present invention；
Fig. 3 is a kind of flow diagram three for method for early warning of blowing out provided in an embodiment of the present invention；
Fig. 4 is a kind of flow diagram four for method for early warning of blowing out provided in an embodiment of the present invention；
Fig. 5 is a kind of flow diagram five for method for early warning of blowing out provided in an embodiment of the present invention；
Fig. 6 is a kind of flow diagram six for method for early warning of blowing out provided in an embodiment of the present invention；
Fig. 7 is a kind of top view of the tyre surface of tire provided in an embodiment of the present invention；
Fig. 8 is a kind of top view on the sidewall of tire provided in an embodiment of the present invention；
Fig. 9 is the top view of the tyre surface of another tire provided in an embodiment of the present invention；
Figure 10 is a kind of flow diagram seven for method for early warning of blowing out provided in an embodiment of the present invention；
Figure 11 is a kind of structural schematic diagram one of flat tire prewarning device provided in an embodiment of the present invention；
Figure 12 is a kind of structural schematic diagram two of flat tire prewarning device provided in an embodiment of the present invention；
Figure 13 is a kind of hardware schematic one of flat tire prewarning device provided in an embodiment of the present invention；
Figure 14 is a kind of hardware schematic two of flat tire prewarning device provided in an embodiment of the present invention.
Following will be combined with the drawings in the embodiments of the present invention, and technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
In addition, the terms "and/or", only a kind of incidence relation for describing affiliated partner, indicates may exist three kinds of relationships, for example, A and/or B, can indicate: individualism A exists simultaneously A and B, these three situations of individualism B.In addition, character "/" herein, typicallys represent the relationship that forward-backward correlation object is a kind of "or".
It should be noted that technical solution of the present invention can be applied in various motor vehicles.Flat tire prewarning device is provided in motor vehicles, which can be connected with vehicle control system, can not also be connected with vehicle control system.In the case where flat tire prewarning device is connected with vehicle control system, flat tire prewarning device can be directly transmitted when having monitored to blow out danger blows out warning information to vehicle control system, so that vehicle control system can control the operation of vehicle according to the actual situation accordingly；In the case where flat tire prewarning device is not connected with vehicle control system, flat tire prewarning device itself can have output equipment (such as screen or loudspeaker), flat tire prewarning device issues corresponding warning message (such as alarm song or alarm video) when having monitored to blow out danger and reminds driver, so that driver controls the operation of vehicle according to the actual situation；In the case where flat tire prewarning device is not connected with vehicle control system, flat tire prewarning device can also be connected (such as the mobile terminals such as mobile phone, plate) with other terminal devices, warning information is blown out to terminal device accordingly when flat tire prewarning device is sent when having monitored to blow out danger, so that terminal device reminds driver by showing to blow out warning information or issue the modes such as alarm on the screen of terminal device, so that driver controls the operation of vehicle according to the actual situation.
Wherein, terminal device can be wireless terminal and be also possible to catv terminal, wireless terminal can be directed to user and provide the equipment of voice and/or data connectivity, have the handheld device of wireless connecting function or be connected to other processing equipments of radio modem.Wireless terminal can be through WIFI, bluetooth, infrared and wireless access network (such as RAN, Radio Access Network) etc. communicated with flat tire prewarning device, wireless terminal can be mobile terminal, such as mobile phone (or be " honeycomb " phone) and the computer with mobile terminal, for example, it may be portable, pocket, hand-held, built-in computer or vehicle-mounted shifting
Dynamic device, they exchange language and/or data with wireless access network.Wireless terminal is referred to as system, subscriber unit (Subscriber Unit), subscriber station (Subscriber station), movement station (Mobile Station), mobile station (Mobile), distant station (Remote station), access point (Access point), remote terminal (Remote Terminal), access terminal (Access Terminal), user terminal (User Terminal), user agent (User Agent) or user equipment (User Equipment).
Further, flat tire prewarning device can be with built-in sensors；Flat tire prewarning device can also be with external sensor, with the image information for the tire that receiving sensor is sent.Sensor can be one, or it is multiple, and sensor can be set in any position that can obtain tire image information, it is common, the downside in tire mud guard (if vehicle has installation mud guard) inside or vehicle mirrors can be set in sensor, and the present invention is not particularly limited this.
It should be noted that, method for early warning provided in an embodiment of the present invention of blowing out can periodically monitor the state of tire, and the image information that flat tire prewarning device obtains can be the static image information or dynamic image information of tire, flat tire prewarning device judge tire whether blow out danger when, it can be that different (such as static image information, flat tire prewarning device need to only judge whether certain root lines on tire shift for the judgment criteria of static image information and dynamic image information；And for dynamic image information, if certain root lines on tire shift, thicker a line may be shown as by being reflected in dynamic image information).In the following embodiments of the present invention, the illustrative explanation that is only carried out for monitoring the static image information that the image information that state and flat tire prewarning device of the tire a moment obtain is tire.During monitoring, vehicle may be at stationary state, also may be at the state of operation.The case where state of operation is in for vehicle, method for early warning provided in an embodiment of the present invention of blowing out can also monitor the state of tire in real time, i.e. during vehicle is run, flat tire prewarning device can obtain tire in real time and compare in the static image information at current time and the initial image information of tire, to judge whether tire blows out danger, the present invention is without limitation.
Embodiment 1
The embodiment of the present invention provides one kind and blows out method for early warning, as shown in Figure 1, this method packet
It includes:
S101, flat tire prewarning device obtain the first information and the second information of tire, wherein the first information is the initial image information of tire, and the second information is image information of the tire at the first moment, and the first moment was at the time of obtaining the second information.
It is understood that the image information that the embodiment of the present invention is previously mentioned can be divided into two kinds: (1) static image information, such as picture, photo；(2) dynamic image information, such as film.Above two image information can be obtained by optical device, such as camera, mirror, telescope and microscope.In embodiments of the present invention, image information is obtained by taking optical sensor as an example, optical sensor can include but is not limited to: optical image sensor, transmissive optical sensors, optical measurement sensors, optical mouse sensor, infrared image sensor and reflection type optical sensor etc..
It should be noted that the image information of the tire when first information can be vehicle release on vehicle, at this point, the first information can be stored in advance in flat tire prewarning device；Meanwhile the first information is also possible to the tire set image information under normal condition, at this point, the first information can be stored in advance in flat tire prewarning device, can also temporarily generate in the state for needing to judge tire, the present invention is without limitation.
In the first possible implementation, as shown in Fig. 2, built-in optical sensor in flat tire prewarning device, then step S101 may include step S101a and S101b:
S101a, flat tire prewarning device obtain the first information of preset tire.
Flat tire prewarning device can store the first information of tire, when flat tire prewarning device needs to judge the state of tire, directly acquire the first information of preset tire.
S101b, flat tire prewarning device read the second information of tire.
The case where for optical sensor built-in in flat tire prewarning device, after optical sensor obtains the second information of tire, flat tire prewarning device can directly read the second information of tire.
In the second possible implementation, as shown in figure 3, built-in optical sensor in flat tire prewarning device, then step S101 may include step S101c and S101d:
S101c, flat tire prewarning device read the first information of tire.
If the first information of tire, early warning of blowing out are not stored in flat tire prewarning device originally
Built-in optical sensor theoretically can choose any moment before the first moment in device, the first information (being in normal condition when as long as tire is at the time of selection) is obtained, so that flat tire prewarning device can read the first information of tire.It is common, the first information is obtained at the time of built-in optical sensor can choose before vehicle launch in flat tire prewarning device.
S101d, flat tire prewarning device read the second information of tire.
Specifically, content described in step S101d is identical as content described in above-mentioned steps S101b, for sake of simplicity, details are not described herein again.
In the third possible implementation, as shown in figure 4, non-built-in optical sensor in flat tire prewarning device, and flat tire prewarning device is connected with external optical sensor, then step S101 may include step S101e and S101f:
S101e, flat tire prewarning device obtain the first information of preset tire.
Specifically, content described in step S101e is identical as content described in above-mentioned steps S101a, for sake of simplicity, details are not described herein again.
S101f, flat tire prewarning device receive the second information of the tire that optical sensor is sent.
For built-in optical sensor non-in flat tire prewarning device, and flat tire prewarning device the case where being connected with external optical sensor, after optical sensor obtains the second information of tire, optical sensor sends the second information of tire to flat tire prewarning device, so that flat tire prewarning device receives the second information of the tire that optical sensor is sent.
In the fourth possible implementation, as shown in figure 5, non-built-in optical sensor in flat tire prewarning device, and flat tire prewarning device is connected with external optical sensor, then step S101 may include step S101g:
S101g, flat tire prewarning device receive the first information and the second information for the tire that optical sensor is sent.
Specifically, if the first information of tire is not stored in flat tire prewarning device originally, then optical sensor built-in in flat tire prewarning device theoretically can choose any moment before the first moment, the first information (being in normal condition when as long as tire is at the time of selection) is obtained, and sends the first information to flat tire prewarning device.
Then, at the first moment, optical sensor obtains the second information of tire, and sends
Second information is to flat tire prewarning device.
S102, flat tire prewarning device compare the first information and the second information, determine whether the deformation quantity of tire is more than or equal to preset threshold.
Specifically, the deformation quantity of tire can be the relative displacement of one whole lines and original position on the tyre surface or sidewall of tire, either the part of the tyre surface of tire or a line on sidewall is after deformation occurs, the vertex for the curve that lines deformation is presented and the relative distance of original position, the invention is not limited in this regard.
Preferably, as shown in fig. 6, step S102 may include S102a-S102d:
S102a, the tyre surface of flat tire prewarning device selection tire or at least one lines on sidewall.
It is understood that perhaps sidewall may include tyre surface perhaps tyre surface or the lines of the designated position on sidewall of the decorative pattern on sidewall or tire etc. of the tyre surface of multiple lines such as tire or the contour line on sidewall, tire to the tyre surface of tire.In general, flat tire prewarning device can select the tyre surface positioned at tire or a lines in sidewall center for the accuracy of judgement.
S102b, flat tire prewarning device determine the first position and the second position of lines, wherein first position is position of the lines in the first information, and the second position is position of the lines in the second information.
S102c, flat tire prewarning device calculate maximum offset of the second position relative to first position according to first position and the second position.
S102d, flat tire prewarning device determine that maximum offset is more than or equal to preset threshold.
Further, preset threshold is the 1/n of the tyre surface of tire or the width on sidewall, wherein n is positive integer.It is understood that the value of n may be set according to actual conditions.
Illustratively, by taking a lines on the tyre surface of flat tire prewarning device selection tire as an example, as shown in Figure 7, for the top view of the tyre surface of tire, (a) in Fig. 7 is the first information of the tyre surface for the tire that flat tire prewarning device obtains and the first position of lines, (b) in Fig. 7 is the second information of the tyre surface for the tire that flat tire prewarning device obtains and the second position of lines, and (c) in Fig. 7 is by the top view of the tyre surface of the tire after (b) overlapping in (a) and Fig. 7 in Fig. 7.Wherein, maximum of the second position of lines relative to first position
Offset is d1, and the width of the tyre surface of tire is D1, at this point, flat tire prewarning device can determine that tire whether there is the danger blown out only it needs to be determined that whether d1 is more than or equal to D1/n.
It is again illustrative, by taking a lines on the sidewall of flat tire prewarning device selection tire as an example, as shown in Figure 8, for the top view on the sidewall of tire, (a) in Fig. 8 is the first information on the sidewall for the tire that flat tire prewarning device obtains and the first position of lines, (b) in Fig. 8 is second information on the sidewall for the tire that flat tire prewarning device obtains and the second position of lines, and (c) in Fig. 8 is by the top view on the sidewall of the tire after (b) overlapping in (a) and Fig. 8 in Fig. 8.Wherein, the second position of lines is d2 relative to the maximum offset of first position, and the width on the sidewall of tire is D2, at this point, flat tire prewarning device can determine that tire whether there is the danger blown out only it needs to be determined that whether d2 is more than or equal to D2/n.
It is a kind of achievable mode that judgement tire provided in an embodiment of the present invention, which whether there is dangerous method of blowing out, flat tire prewarning device can also by compare lines be accounted for respectively in the first information and the second information image pixel number, or account for aspect ratio number judge the tire with the presence or absence of blowing out danger；Flat tire prewarning device can also be by the lines on the image information of identification tire with the presence or absence of abnormal, to speculate whether tire has whether convex closure or tire have foreign matter (such as handstone, iron nail etc.), to judge tire with the presence or absence of danger of blowing out, or whether flat tire prewarning device can have convex closure or foreign matter with Direct Recognition tire, the present invention is not particularly limited this.
Illustratively, as shown in figure 9, the top view of the tyre surface for tire, when the tyre surface of tire has foreign matter, flat tire prewarning device recognizes the appearance exception lines on the image information of tire, so as to judge that tire has danger of blowing out.
If the deformation of S103, tire is more than or equal to preset threshold, flat tire prewarning device generates warning information of blowing out.
You need to add is that, after flat tire prewarning device detects the deformation of tire more than or equal to preset threshold, for the accuracy of judgement, whether the deformation that flat tire prewarning device can also continuously monitor tire in several periods is all larger than or is equal to preset threshold, if the deformation of tire is all larger than or is equal to preset threshold within several cycles, flat tire prewarning device generates quick-fried
Tire warning information.
Optionally, flat tire prewarning device can be with multiple lines on the tyre surface of simultaneous selection tire or sidewall, as long as flat tire prewarning device will generate warning information of blowing out when flat tire prewarning device determines that the maximum offset that any one lines in multiple lines occur is more than or equal to preset threshold.
It is understood that if the deformation of tire is not more than preset threshold, then it represents that tire is in normal condition, need not execute any movement at this time.
Further, as shown in Figure 10, if flat tire prewarning device is connected with vehicle control system, after step S103 execution, method for early warning of blowing out further includes step S104:
S104, flat tire prewarning device transmission blow out warning information to vehicle control system, so that operation of the vehicle control system according to warning information control vehicle of blowing out.
In the case where flat tire prewarning device is connected with vehicle control system, flat tire prewarning device can directly transmit warning information of blowing out to vehicle control system when having monitored to blow out danger, so that vehicle control system can generate control information corresponding with warning information of blowing out according to the actual situation, to control the operation of vehicle；Known to similarly, in the case where flat tire prewarning device is not connected with vehicle control system, flat tire prewarning device alert (such as alarm song) can remind driver when having monitored to blow out danger, so that driver controls the operation of vehicle according to the actual situation.
The embodiment of the present invention provides one kind and blows out method for early warning, by the first information and the second information that obtain tire, wherein the first information is the initial image information of tire, second information is image information of the tire at the first moment, and the first moment was at the time of obtaining the second information；The first information and the second information are compared, determine that the deformation quantity of tire is more than or equal to preset threshold；Generation is blown out warning information.Description based on the above embodiment determines whether the deformation quantity of tire is more than or equal to preset threshold since flat tire prewarning device can obtain the first information and the second information of simultaneously comparative tire, to judge tire with the presence or absence of hidden danger of blowing out.With it is traditional by way of manually checking tire condition compared with, the state of tire can be monitored, exclude the security risk of vehicle driving；Compared with the mode for being respectively mounted tyre pressure sensor on vehicle, it is not necessary that flat tire prewarning device is mounted on inside tires, installation steps is simplified, cost has been saved.
Embodiment 2
The embodiment of the present invention provides a kind of flat tire prewarning device, and as shown in figure 11, flat tire prewarning device is used to execute step performed by the flat tire prewarning device in above method.Flat tire prewarning device may include module corresponding to corresponding steps.Illustratively, flat tire prewarning device may include obtaining module 10, determining module 11 and generation module 12.
Module 10 is obtained, for obtaining the first information and the second information of tire, wherein the first information is the initial image information of tire, and the second information is image information of the tire at the first moment, and the first moment was at the time of obtaining the second information.
Determining module 11 determines that the deformation quantity of tire is more than or equal to preset threshold for after obtaining module 10 and obtaining the first information and the second information of tire, the first information and the second information to be compared.
Generation module 12 generates warning information of blowing out after determining that the deformation quantity of tire is more than or equal to preset threshold in determining module 11.
Optionally, module 10 is obtained, specifically for the first information for the tire that the first information or receiving sensor for obtaining preset tire are sent；And the second information of the tire of receiving sensor transmission.
Optionally, determining module 11, at least one lines on tyre surface or sidewall specifically for selecting tire；Determine the first position and the second position of lines, wherein first position is position of the lines in the first information, and the second position is position of the lines in the second information；According to first position and the second position, maximum offset of the second position relative to first position is calculated；And determine that maximum offset is more than or equal to preset threshold.
Optionally, preset threshold is the 1/n of the tyre surface of tire or the width on sidewall, wherein n is positive integer.
Optionally, as shown in figure 12, flat tire prewarning device further includes sending module 13.
Sending module 13, for after warning information is blown out in the generation of generation module 12, transmission to blow out warning information to vehicle control system, so that operation of the vehicle control system according to warning information control vehicle of blowing out.
It is understood that the flat tire prewarning device of the present embodiment can correspond to the early warning dress of blowing out in the method for early warning of blowing out of above-mentioned as one of any embodiment such as Fig. 1-Fig. 6 and Figure 10
Set, and the modules in the flat tire prewarning device of the present embodiment division and/or function etc. be for realizing as Fig. 1-Fig. 6 and Figure 10 it is one of any shown in method flow, for sake of simplicity, details are not described herein.
Optionally, as another embodiment of the invention, the function of obtaining module 10 can be realized that the function of determining module 11 and generation module 12 can be realized by processor by receiver, the function of sending module 13 can be realized that receiver and transmitter can integrate in a transceiver by transmitter.
The embodiment of the present invention provides a kind of flat tire prewarning device.Description based on the above embodiment determines whether the deformation quantity of tire is more than or equal to preset threshold since flat tire prewarning device can obtain the first information and the second information of simultaneously comparative tire, to judge tire with the presence or absence of hidden danger of blowing out.With it is traditional by way of manually checking tire condition compared with, the state of tire can be monitored, exclude the security risk of vehicle driving；Compared with the mode for being respectively mounted tyre pressure sensor on vehicle, it is not necessary that flat tire prewarning device is mounted on inside tires, installation steps is simplified, cost has been saved.
Embodiment 3
The embodiment of the present invention also provides a kind of flat tire prewarning device, and as shown in figure 13, which includes: memory 20, processor 21, communication interface 22 and system bus 23.
Memory 20, processor 21 and communication interface 22 are connected by system bus 23, memory 20 is for storing some computer instructions, processor 21 is used for computer instructions, so that flat tire prewarning device executes as one of any method for early warning of blowing out such as Fig. 1-Fig. 6 and Figure 10.Method for early warning of specifically blowing out can be found in it is above-mentioned as Fig. 1-Fig. 6 and Figure 10 it is one of any shown in associated description in embodiment, details are not described herein again.
Further, as shown in figure 14, flat tire prewarning device further include: sensor 24；Flat tire prewarning device can obtain the image information of tire from sensor.Sensor can be one, or it is multiple, and any position that tire image information can be obtained on vehicle can be set in sensor.
Processor 21 can be central processing unit (central processing unit, CPU).Processor 21 can also be other general processors, digital signal processor (digital signal processing, DSP), specific integrated circuit (application specific integrated
Circuit, ASIC), field programmable gate array (field-programmable gate array, FPGA) either other programmable logic device, discrete gate or transistor logic, discrete hardware components etc..General processor can be microprocessor or the processor is also possible to any conventional processor etc..
Processor 21 can be application specific processor, which may include at least one of baseband processing chip, radio frequency processing chip etc..Further, which can also include the chip with other dedicated processes functions of flat tire prewarning device.
Memory 20 may include volatile memory (volatile memory), such as random access memory (random-access memory, RAM)；Memory 20 also may include nonvolatile memory (non-volatile memory), such as read-only memory (read-only memory, ROM), flash memory (flash memory), hard disk (hard disk drive,) or solid state hard disk (solid-state drive, SSD) HDD；Memory 20 can also include the combination of the memory of mentioned kind.
System bus 23 may include data/address bus, power bus, control bus and signal condition bus etc..For clear explanation in the present embodiment, various buses are all illustrated as system bus 23 in figs. 13 and 14.
Communication interface 22 may include receiver and transmitter.And in flat tire prewarning device in the specific implementation, receiver and transmission implement body can be the transceiver on flat tire prewarning device.The transceiver can be wireless transceiver.
During specific implementation, it is above-mentioned as Fig. 1-Fig. 6 and Figure 10 it is one of any shown in each step in method flow can be realized by the computer executed instructions of hardware executing software form.To avoid repeating, details are not described herein again.
The embodiment of the present invention provides a kind of flat tire prewarning device.Description based on the above embodiment determines whether the deformation quantity of tire is more than or equal to preset threshold since flat tire prewarning device can obtain the first information and the second information of simultaneously comparative tire, to judge tire with the presence or absence of hidden danger of blowing out.With it is traditional by way of manually checking tire condition compared with, the state of tire can be monitored, exclude the security risk of vehicle driving；Compared with the mode for being respectively mounted tyre pressure sensor on vehicle, it is not necessary that flat tire prewarning device is mounted on inside tires, installation steps is simplified, cost has been saved.
Embodiment 4
The embodiment of the present invention also provides a kind of software product, which may include the computer instruction for realizing method for early warning of blowing out.
Computer instruction can store on readable storage medium storing program for executing；Processor can read computer instruction and be executed from the readable storage medium storing program for executing, the method for early warning so that processor realization is blown out.
It is apparent to those skilled in the art that, for convenience and simplicity of description, only the example of the division of the above functional modules, in practical application, it can according to need and be completed by different functional modules above-mentioned function distribution, the internal structure of device is divided into different functional modules, to complete all or part of the functions described above.The specific work process of the system, apparatus, and unit of foregoing description, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
In several embodiments provided herein, it should be understood that disclosed device and method may be implemented in other ways.Such as, the apparatus embodiments described above are merely exemplary, such as, the division of the module or unit, only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed mutual coupling, direct-coupling or communication connection can be through some interfaces, the indirect coupling or communication connection of device or unit, can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, and component shown as a unit may or may not be physical unit, it can and it is in one place, or may be distributed over multiple network units.It can some or all of the units may be selected to achieve the purpose of the solution of this embodiment according to the actual needs.
In addition, the functional units in various embodiments of the present invention may be integrated into one processing unit, it is also possible to each unit and physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated unit both can take the form of hardware realization, can also realize in the form of software functional units.
If the integrated unit is realized in the form of SFU software functional unit and when sold or used as an independent product, can store in a computer readable storage medium.Based on this understanding, substantially all or part of the part that contributes to existing technology or the technical solution can be embodied in the form of software products technical solution of the present invention in other words, the computer software product is stored in a storage medium, it uses including some instructions so that a computer equipment (can be personal computer, server or the network equipment etc.) or processor (processor) perform all or part of the steps of the method described in the various embodiments of the present invention.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), the various media that can store program code such as magnetic or disk.
It is described above; only a specific embodiment of the invention, but scope of protection of the present invention is not limited thereto, and anyone skilled in the art is in the technical scope disclosed by the present invention; it can easily think of the change or the replacement, should be covered by the protection scope of the present invention.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (11)
- One kind is blown out method for early warning characterized by comprisingObtain the first information and the second information of tire, wherein the first information is the initial image information of the tire, and second information is image information of the tire at the first moment, and first moment is at the time of obtaining second information；The first information and second information are compared, determine that the deformation quantity of the tire is more than or equal to preset threshold；Generation is blown out warning information.
- Method for early warning according to claim 1 of blowing out, which is characterized in thatThe first information for obtaining tire, specifically includes:The first information for the tire that the first information or receiving sensor for obtaining the preset tire are sent；Second information for obtaining tire, specifically includes:Receive the second information of the tire that the sensor is sent.
- Method for early warning according to claim 1 or 2 of blowing out, which is characterized in that the first information and second information are compared, determines that the deformation quantity of the tire is more than or equal to preset threshold, specifically includes:Select the tyre surface of the tire or at least one lines on sidewall；Determine the first position and the second position of the lines, wherein the first position is position of the lines in the first information, and the second position is position of the lines in second information；According to the first position and the second position, maximum offset of the second position relative to the first position is calculated；Determine that the maximum offset is more than or equal to preset threshold.
- Method for early warning according to claim 3 of blowing out, which is characterized in that the preset threshold is the 1/n of the tyre surface of the tire or the width on sidewall, wherein n is positive integer.
- It blows out described in any one of -4 according to claim 1 method for early warning, which is characterized in that after warning information is blown out in the generation, the method also includes:Warning information of blowing out described in transmission is to vehicle control system, so that the vehicle control system System blow out according to warning information control vehicle operation.
- A kind of flat tire prewarning device, which is characterized in that including obtaining module, determining module and generation module；The acquisition module, for obtaining the first information and the second information of tire, wherein the first information is the initial image information of the tire, second information is image information of the tire at the first moment, and first moment is at the time of obtaining second information；The determining module determines that the deformation quantity of the tire is more than or equal to preset threshold for after the acquisition module obtains the first information and the second information of tire, the first information and second information to be compared；The generation module generates warning information of blowing out after determining that the deformation quantity of the tire is more than or equal to preset threshold in the determining module.
- Flat tire prewarning device according to claim 6, which is characterized in thatThe acquisition module, specifically for the first information for the tire that the first information or receiving sensor for obtaining the preset tire are sent；And receive the second information of the tire that the sensor is sent.
- Flat tire prewarning device according to claim 6 or 7, which is characterized in thatThe determining module, at least one lines on tyre surface or sidewall specifically for selecting the tire；Determine the first position and the second position of the lines, wherein the first position is position of the lines in the first information, and the second position is position of the lines in second information；According to the first position and the second position, maximum offset of the second position relative to the first position is calculated；And determine that the maximum offset is more than or equal to preset threshold.
- Flat tire prewarning device according to claim 8, which is characterized in that the preset threshold is the 1/n of the tyre surface of the tire or the width on sidewall, wherein n is positive integer.
- The flat tire prewarning device according to any one of claim 6-9, which is characterized in that the flat tire prewarning device further includes sending module；The sending module, for after warning information is blown out in generation module generation, warning information of blowing out described in transmission to vehicle control system, warning information to control the operation of vehicle so that the vehicle control system is blown out according to.
- A kind of flat tire prewarning device, which is characterized in that the flat tire prewarning device includes memory, processor, communication interface and system bus；The memory, the processor and the communication interface are connected by the system bus, the memory is for storing computer instruction, the processor is used to execute the computer instruction of the memory storage, so that the flat tire prewarning device perform claim requires method for early warning of blowing out described in 1-5 any one.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2016/088004 WO2018000376A1 (en) | 2016-06-30 | 2016-06-30 | Tire blowout early warning method and device |
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| Publication Number | Publication Date |
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| CN107848348A true CN107848348A (en) | 2018-03-27 |
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| CN201680021894.XA Pending CN107848348A (en) | 2016-06-30 | 2016-06-30 | One kind is blown out method for early warning and device |
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| WO (1) | WO2018000376A1 (en) |
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| 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 |
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| CN112498021B (en) * | 2020-12-11 | 2023-02-10 | 苏州并作汽车电子有限公司 | Method and system for preventing tire burst based on tire pattern depth |
| CN112918196B (en) * | 2021-01-29 | 2023-08-22 | 浙江吉利控股集团有限公司 | Tire state safety early warning method, system and vehicle |
| CN113858893A (en) * | 2021-10-15 | 2021-12-31 | 中国矿业大学 | Monitoring device and method for extremely advanced early warning of tire burst risk |
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| WO2018000376A1 (en) | 2018-01-04 |
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