CN101301872A - Vehicle maintenance prompting system - Google Patents
Vehicle maintenance prompting system Download PDFInfo
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- CN101301872A CN101301872A CNA2008100636098A CN200810063609A CN101301872A CN 101301872 A CN101301872 A CN 101301872A CN A2008100636098 A CNA2008100636098 A CN A2008100636098A CN 200810063609 A CN200810063609 A CN 200810063609A CN 101301872 A CN101301872 A CN 101301872A
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Abstract
The invention belongs to the technical field of vehicle maintenance and relates to a vehicle maintenance reminding system which includes a system hardware terminal that is arranged on the body of a vehicle and used for collecting parameter information relevant to the vehicle maintenance and storing the collected parameter information; a central information processing center which receives the parameter information relevant to the vehicle maintenance and stores the parameter information into a database, checks the change process of the received parameter information relevant to the vehicle maintenance, generates the information of the items and the dates of the vehicle maintenance and transmits the information by the Internet; and a system software terminal; the central information processing center transfers the information of the items and the dates of the vehicle maintenance generated by central information processing center to the system software terminal by the Internet and the system software terminal reminds a vehicle owner to carry out maintenance. The vehicle maintenance reminding system of the invention solves the existing technical problem that the actual maintenance time of the vehicle is misplaced with the time actually needed by the vehicle maintenance, namely, the forward maintenance or the hysteretic maintenance of the vehicle.
Description
Technical field
The invention belongs to the vehicle maintenance technical field, relate to a kind of vehicle maintenance prompting system.
Background technology
As everyone knows, vehicle is the extremely important vehicle of modern society, and along with fast development of society, vehicle has entered ordinary family.Certainly, have vehicle after, also need regularly or aperiodically it to be maintained.At present, the maintenance to vehicle mainly divides two kinds of patterns: " pressing the mileage maintenance " and " by the set time maintenance ".Wherein, press mileage maintenance pattern, the service cycle number of stipulating on the maintenance manual that needs the car owner to provide according to the former manufacturer of vehicle is done the maintenance service; By set time maintenance pattern, then need the car owner to remember last service time and be careful the travelled distance number whether arrive service cycle, if arrived specific time, then need maintain service.After vehicle is finished a time-based maintenance, done the maintenance project by mileage numerical value, vehicle that related personnel's registration of vehicle instrument that the maintenance service is provided shows, according to maintenance period of stipulating on this vehicle maintenance handbook and mileage value, in " the maintenance proof " of maintenance manual, indicate the time and the mileage of maintenance next time, determine this car service time next time and maintenance project with this.In addition, the vehicle of some brand can post an adhesive label near driver door, show time-based maintenance type and cycle on it; Or in car, be equipped with indicating device maintenance period, and being used to point out be about to the time-based maintenance that expires and need carry out, this indicating device shows for 10,000 kilometers or 10 days in advance needs the next time-based maintenance type implemented.
Last time maintained content with record and determine that the shortcoming of the method for next service time, service cycle number and maintenance project is: the passive maintenance of vehicle, service provider can not in time understand the condition of service of vehicle reality, vehicle maintenance maintenance cost height is not suitable for especially to the unfamiliar car owner of vehicle maintenance knowledge.The time-based maintenance cycle is to formulate according to the cruising condition of vehicle.If arduous service vehicle, then the maintenance number of times of the some maintenance projects of palpus increase between time-based maintenance.Especially the vehicle that frequent short distance is travelled or used under cryogenic conditions must shorten the mileage of oil change, and the vehicle to travelling in high dirt area should increase the number of times that cleans or change air-filter insert in addition.So similar vehicle condition of service all needs the car owner initiatively with after service provider contact and the consulting just can obtain corresponding solution and service, the maintenance of having incured loss through delay vehicle if the car owner does not understand these situations may cause occurring being multiplied of vehicle trouble and maintenance expense.Simultaneously, it can't manage the essential information of vehicle ECU, can't detect the variation of the service condition of vehicle own, also can't adjust maintenance period and maintenance project, thereby can't obtain best maintenance effect according to the variation of the service condition of these vehicles own.
Above-mentioned maintenance mode for the car owner, needs to be careful vehicle maintenance and service condition by the he or she, and just can carry out after the service provider initiatively gets in touch consulting with maintaining.Therefore, it is bigger influenced by subjectivity, sometimes the service condition of vehicle reality is not also arrived in maintenance service, and maintenance service has sometimes surpassed the service condition of vehicle reality, the maintenance of promptly maintaining in advance and lag behind, and both of these case is for vehicle, the maintenance weak effect, particularly lag behind and maintain, this moment, some parts of vehicle may be " going to work braving one's illness ", and are very serious to the loss of vehicle.Though, there is the part vehicle to be equipped with indicating device maintenance period, this indicating device is provided by vehicle manufacturer, also can't resolve the problem of above-mentioned existence.That is, the time of vehicle actual needs maintenance and the time of the actual maintenance of vehicle produce inconsistent phenomenon, can't unify, and cause the maintenance weak effect, the purpose of out of reach maintenance.
Summary of the invention
The invention discloses a kind of vehicle maintenance prompting system, it has solved the time warping of time of the actual maintenance of existing vehicle and the maintenance of vehicle actual needs, and promptly vehicle maintains or the technical matters of the maintenance that lags behind in advance.
For solving the problems of the technologies described above, the technical solution used in the present invention is: vehicle maintenance prompting system comprises:
The system hardware terminal is installed on car body, is used to gather the parameter information relevant with vehicle maintenance, the parameter information that storage is collected, and by the above-mentioned parameter information relevant with vehicle maintenance of mobile communications network transmission;
The central information processing center, has the data bank that is used to store the parameter information relevant with vehicle maintenance, receive the parameter information relevant and be stored in data bank from the said system hardware terminal by mobile communications network with vehicle maintenance, the change procedure of the parameter information relevant that inspection receives with vehicle maintenance, and corresponding maintenance project of setting and maintenance parameter in the reference database, the parameter information that receives and the parameter information of setting relatively back produce the information on vehicle maintenance project and maintenance date, and send by the internet;
The system software terminal, the central information processing center sends by the vehicle maintenance project of its generation and the information on maintenance date to this system software terminal by the internet, and the car owner maintains by the system software terminal notifying.
Described vehicle maintenance prompting system, the system hardware terminal comprises:
Casing, printed circuit board, GPS module, mobile communication module, master program(me) controller, data acquisition and control module, power module, GPS receiving wire, mobile communication antenna,
The inner printed circuit board of installing of casing; Above-mentioned each module, GPS receiving wire and mobile communication antenna are installed on the printed circuit board;
GPS receiving wire and GPS module link, and GPS module and master program(me) controller link; Mobile communication antenna and mobile communication module link; Mobile communication module and master program(me) controller link; Master program(me) controller and data acquisition and control module link; Data acquisition and control module links with the vehicle interior electronic control unit with moving velocity, travelled distance number, driving engine, change speed gear box, ABS, machine oil change information; Power module links with GPS module, mobile communication module, master program(me) controller, data acquisition and control module respectively, and power module provides operating voltage.
Described vehicle maintenance prompting system, the parameter information relevant with vehicle maintenance comprises: real-time vehicle running speed, travelled distance number, engine oil pressure state, fuel oil running condition, Engine Coolant Temperature variable condition.Described vehicle maintenance prompting system, the central information processing center comprises:
The webserver is for described system hardware terminal and system software terminal are carried out data communication;
Data server, has the data bank that is used to store the parameter information relevant with vehicle maintenance, the parameter information that database storing is relevant with vehicle maintenance, the change procedure of the parameter information relevant that inspection receives with vehicle maintenance, by corresponding in advance maintenance parameter and the maintenance project of setting of reference database, produce the information of vehicle maintenance date and maintenance project.
Described vehicle maintenance prompting system, data server comprises:
Data communication units is used for carrying out data communication by mobile communications network and described system hardware terminal by the webserver;
Data bank, the vehicle maintenance content and the maintenance period of storing the parameter information relevant and setting in advance with vehicle maintenance;
The data comparing unit is checked the change procedure of the parameter information relevant with vehicle maintenance that receives, and is set vehicle maintenance content and maintenance period in the described data bank of reference in advance, and produces the information of the vehicle maintenance date and the project of maintenance;
Central storage means, comprise the control program of storage control data server overall operation the zone, be used for the zone of the data that produce when the described control program of interim storage is carried out.
Described vehicle maintenance prompting system, the system hardware terminal is used the vehicle interior diagnosing protocol, carries out data communication by automotive universal data diagnosis interface and vehicle.
Described vehicle maintenance prompting system, the communication that mobile communications network adopts is the GPRS type of transmission of gsm system.
Described vehicle maintenance prompting system, Internet adopts Internet.
Described vehicle maintenance prompting system, system software terminal are set the fixed cycle, in the fixed cycle by mobile communications network to system hardware terminal sending controling instruction.
The present invention overcomes existing restriction and the defective of calculating vehicle maintenance cycle and maintenance type method, and a kind of embedded hardware equipment is provided, and is used to gather the data relevant with vehicle maintenance.
The present invention is by being installed in hardware terminal on the car body to each parts work state information collection of vehicle, come the parameter relevant with vehicle maintenance by remote information processing system to these information analyses, monitoring and remote transmission, mode of operation as electronic control parts such as moving velocity, travelled distance number, driving engine, change speed gear box, ABS (brake), machine oil sensors, the result who obtains thus determines vehicle maintenance date and maintenance project, and be sent to the system software terminal by network, the main reference of buying car in installments is so that in time, in time maintain.
The invention has the advantages that: one, use embedded hardware equipment and vehicle ECU to carry out communication and obtain each parts work state information of vehicle, determine vehicle maintenance date and maintenance project thus, even the car owner does not have the basic general knowledge of automotive servicing and maintenance aspect, help the maintenance service provider to provide more detailed consulting, inspection and maintenance vehicle more carefully, make the car owner that vehicle condition is had more understanding again to the car owner; Two, concerning the maintenance service provider, reservation can be changed from passive to active, thereby provides better service and vehicle maintenance scheme for the car owner; Three, system only needs to possess data acquisition and sending function gets final product, and does not influence vehicle and normally uses, and is cheap.
Description of drawings
Fig. 1 is the constructional drawing of vehicle maintenance prompting system of the present invention.
Fig. 2 is the workflow diagram of vehicle maintenance prompting system of the present invention.
Fig. 3 is the constructional drawing of system hardware terminal of the present invention.
The workflow diagram of Fig. 4 system hardware terminal of the present invention.
Fig. 5 is the structured flowchart of data server.
Fig. 6 is the workflow diagram of data server.
Fig. 7 is the workflow diagram of system software terminal of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is elaborated.
Fig. 1 has shown according to the present invention the structure of vehicle maintenance prompting system, and it comprises: system hardware terminal 1; Data server 2; The webserver 3; System software terminal 4; Mobile communications network 5; Internet 6.
System hardware terminal 1 has collection vehicle the travel ability and the wireless communication ability of related data, be used to gather the parameter information relevant with vehicle maintenance, the parameter information relevant with vehicle maintenance that storage is collected sends the parameter information relevant with vehicle maintenance that collects by mobile communications network 5.
Data, services terminal 2 has the data bank that is used to store the parameter information relevant with vehicle maintenance, receive the parameter information relevant from system hardware terminal 1 with vehicle maintenance, store the parameter information relevant with vehicle maintenance, the maintenance parameter and the maintenance project of the corresponding setting of data bank stated in the change procedure of the parameter information relevant with vehicle maintenance that inspection receives and reference, produces the information relevant with the maintenance project with the vehicle maintenance date; Send the vehicle maintenance date of generation and the information of maintenance project by the internet and arrive system software terminal 4.
System software terminal 4 receives the vehicle maintenance date of aforementioned generation and the information of maintenance project, be stored in the original related data of vehicle in the data, services terminal 2 by inquiry, gather, handle the vehicle condition of service that draws according to system hardware terminal 1 and data, services terminal 2 again, make corresponding techniques and handle decision-making, as whether need between time-based maintenance, increasing the maintenance frequency that some maintains project, remind the car owner that vehicle is delivered to maintenance department by modes such as phone, note, mails and carry out maintenance.
Fig. 2 has described the system works flow process:
Specific performance according to vehicle, prior typing is set in data, services terminal 2 maintenance period and maintenance project, in the fixed cycle that can set, gather the parameter information relevant by system hardware terminal 1 with vehicle maintenance, the mode of operation of electronic control parts such as moving velocity, travelled distance number, driving engine, change speed gear box, ABS (i.e. brake), machine oil sensor for example, the report message of the parameter information that generation and storage are relevant with vehicle maintenance sends to the webserver 3 and data server 2 by mobile communications network 5 with the report message that produces; The report message of information that is sent the vehicle maintenance date that produces and maintenance project by Internet 6 is to system software terminal 4,4 couples of car owners maintain prompting by the system software terminal, and can inform whether needs increase the maintenance frequency that some maintains project to the car owner between time-based maintenance according to the vehicle operation situation.
Fig. 3 has shown the structure of system hardware terminal 1 of the present invention, comprising: GPS module 11, mobile communication module 12, master program(me) controller 13, data acquisition and control module 14, power module 15, GPS receiving wire 16, mobile communication antenna 17, printed circuit board 18, casing 19.
Printed circuit board 18 is installed on casing 19 inside.GPS receiving wire 16 is connected with GPS module 11, and GPS module 11 is connected with master program(me) controller 13; Mobile communication antenna 17 is connected with mobile communication module 12; Mobile communication module 12 is connected with master program(me) controller 13; Master program(me) controller 13 is connected with data acquisition and control module 14; Power module 15 is connected with GPS module 11, mobile communication module 12, master program(me) controller 13, data acquisition and control module 14 respectively, for above-mentioned module provides operating voltage; Above-mentioned module and GPS receiving wire 16, mobile communication antenna 17 all are installed on the printed circuit board 18; Data acquisition and control module 14 is connected with the vehicle interior electronic control unit (ECU) with information such as moving velocity, travelled distance number, driving engine, change speed gear box, ABS (brake), machine oil variations.
Mobile communication module 12 and mobile communication antenna 17 are the mobile communications network 5 among Fig. 1 among Fig. 3, and the communication that mobile communications network 5 adopts is the GPRS type of transmission of gsm system.
Fig. 4 is system hardware terminal 1 workflow diagram, and its workflow is:
In the fixed cycle that can set, mobile communication antenna 17 will be sent to mobile communication module 12 from the image data control command that system software terminal 5 sends, and GPS receiving wire 16 is sent to GPS module 11 with the information of vehicle heading information and orientation variation; This two information is delivered to and after master program(me) controller 13 is exported control and treatment control command is sent into data acquisition and control module 14, data acquisition and control module 14 communicates by vehicle interior diagnosing protocol and vehicle interior electronic control unit (ECU), realization is to the engine on or off signal detection, engine management system detects, the gearbox control system signal detection, the oil pressure sensor signal detection, the fuel sensor signal detection, car speed sensor vehicle speed pulse signal detection, the tachogen rotational speed pulse signal detects, acceleration transducer signals detects, brake system control system signal detection, operations such as clutch control signal detection, detected information can comprise: real-time vehicle running speed, the travelled distance number, the engine oil pressure state, the fuel oil running condition, driving engine operation variation etc.; More than detected information back data acquisition and control module 14 handle, and export by master program(me) controller 13 and image data to be sent to mobile communication module 12 after the control and treatment and mobile communication antenna 17 is sent to data, services terminal 2.
Fig. 5 shows data, services terminal 2 structures of the present invention:
Data, services terminal 2 comprises data communication units 21; Data bank 22; Central storage means 23; Data comparing unit 24.
Data communication units 21 is used for carrying out data communication by mobile communications network and described system hardware terminal;
Data bank 22 is stored the parameter information relevant with vehicle maintenance and is set the vehicle maintenance cycle in advance according to maintenance manual and the maintenance content;
Central storage means 23, comprise the control program of storage control data service terminal 2 overall operation the zone, be used for the zone of the data that produce when the described control program of interim storage is carried out.
Data comparing unit 24, the change procedure of the parameter information relevant that inspection receives with vehicle maintenance, and, produce and send the information of vehicle maintenance date and maintenance project with reference to setting vehicle maintenance cycle and maintenance content according to maintenance manual in the described data bank 22;
With reference to figure 6, the workflow of data, services terminal 2:
Data communication units 21 is carried out data communication by the mobile communications network 5 that the webserver 3 provides with system hardware terminal 1.
Parameter information that data bank 22 storages are relevant with vehicle maintenance and vehicle maintenance guide settings vehicle maintenance cycle and maintenance content, the parameter information relevant with vehicle maintenance can be real-time vehicle running speed, travelled distance number, engine oil pressure state, fuel oil running condition, Engine Coolant Temperature variation etc.; The vehicle maintenance cycle set by maintenance manual and the maintenance content can be the original related data of vehicle, as fixed time-based maintenance time of: vehicle producer, former factory rules and regulations and mileage, former factory rules and regulations fixed break-in period service time and mileage, travelled distance number, car owner maintain custom etc. to vehicle.
Central storage means 23 comprises the zone of the control program that is used for storage control data service terminal 2 overall operation, is used for the zone of the data that produce when interim storage control program is carried out.
The overall operation of data comparing unit 24 control data service terminals 2, when receiving the parameter information relevant with vehicle maintenance by data communication units 21, data comparing unit 24 detects the change in information process and the detected change information of storage in central storage means 23 from the report information of the parameter information relevant with vehicle maintenance.If the parameter information relevant with vehicle maintenance that receives is stored in the data bank 22, then data comparing unit 24 compares and analyzes to search for the parameter information relevant with vehicle maintenance of detected change information of storage and 22 li of data banks in the central storage means 23 corresponding to maintenance manual setting vehicle maintenance cycle and maintenance content, when searching cooresponding maintenance period and maintenance content, data comparing unit 24 produces the information of determining vehicle maintenance date and maintenance project, and, the information of determining vehicle maintenance date and maintenance project is sent to system software terminal 5 by the webserver 3.
The webserver 3 is used to described system hardware terminal 1 to provide any wireless network services and data, services terminal 2 and system software terminal 4 to carry out data communication, and carries out data communication for data, services terminal 2 provides Internet and system software terminal 4.
At this, the function of the described webserver 3 has a lot of methods to realize, Internet 6 can adopt Internet.
The system architecture of system software terminal 4 has a lot of methods to realize, only describes its workflow with reference to Fig. 7 at this:
System software terminal 4 in the fixed cycle that can set, by mobile communications network 5 to system hardware terminal 1 automatic sending controling instruction; After gathering the data relevant with vehicle maintenance, system hardware terminal 1 by mobile communications network 5 data are sent to data, services terminal 2 again; Data, services terminal 2 comparison database setup parameters are handled the data that collect, data, services terminal 2 will be handled the vehicle maintenance date of back generation by Internet 5 and the report message of the information of maintenance project sends to system software terminal 4, system software terminal 4 receives the vehicle maintenance date of aforementioned generation and the information of maintenance project, be stored in the original related data of vehicle in the data, services terminal 2 by inquiry, gather according to system hardware terminal 1 and data, services terminal 2 again, the vehicle condition of service that processing draws, whether decision need increase the maintenance frequency of some maintenance project between time-based maintenance, pass through phone, note, modes such as mail remind the car owner that vehicle is delivered to maintenance department to carry out maintenance.
The explanation of relevant technical terms:
ECU: ECU (Electrical Control Unit) is the core control element of electronic fuel injection system.ECU is actually a microcomputer, it receives the signal from sensor on the one hand, finish on the other hand these information processings, and send the correc operation that control corresponding instructs control actuating component, like this, the performance of driving engine, fuel oil consumption and exhaust emission all can remain on optimum regime.In addition, ECU (Electrical Control Unit) also has the function of cutting off the electric gasoline pump circuit automatically, control is exactly when vehicle unclamps the Das Gaspedal deceleration suddenly in high speed driving (forced idling mode) as DECEL ENLEAN, automatically interrupt injection of fuel by computing machine, when engine speed drops to the slow speed of revolution of setting, recover oil spout again.Its objective is that the discharging of nuisance reduces fuel oil consumption when controlling anxious the deceleration, impel engine speed to descend as early as possible, help car retardation.Behind cold start, if driving engine as yet not warming up promptly allow vehicle ', the function that the also restricted rotating speed of ECU (Electrical Control Unit) raises rapidly is to prevent engine cylinder undue wear when the cold car.
OBD:0n-Board Diagnostics, the vehicle-mounted computer diagnostic system, the automotive servicing personnel can use this equipment to the vehicle of with good grounds standard production carry out trouble diagnosing at same position by same diagnosis interface.
ABS: anti-lock braking system is a kind of vehicle safety control system with advantages such as anti-skidding, anti-lockings.ABS is follow-on technology on conventional brake gear basis, can divide two kinds of mechanical type and electronic types.
Claims (9)
1, vehicle maintenance prompting system is characterized in that, comprising:
The system hardware terminal is installed on car body, is used to gather the parameter information relevant with vehicle maintenance, the parameter information that storage is collected, and by the above-mentioned parameter information relevant with vehicle maintenance of mobile communications network transmission;
The central information processing center, has the data bank that is used to store the parameter information relevant with vehicle maintenance, receive the parameter information relevant and be stored in data bank from the said system hardware terminal by mobile communications network with vehicle maintenance, the change procedure of the parameter information relevant that inspection receives with vehicle maintenance, and corresponding maintenance project of setting and maintenance parameter in the reference database, the parameter information that receives and the parameter information of setting relatively back produce the information on vehicle maintenance project and maintenance date, and send by the internet;
The system software terminal, the central information processing center sends by the vehicle maintenance project of its generation and the information on maintenance date to this system software terminal by the internet, and the car owner maintains by the system software terminal notifying.
2, vehicle maintenance prompting system according to claim 1 is characterized in that, described system hardware terminal comprises:
Casing, printed circuit board, GPS module, mobile communication module, master program(me) controller, data acquisition and control module, power module, GPS receiving wire, mobile communication antenna,
The inner printed circuit board of installing of casing; Above-mentioned each module, GPS receiving wire and mobile communication antenna are installed on the printed circuit board;
GPS receiving wire and GPS module link, and GPS module and master program(me) controller link; Mobile communication antenna and mobile communication module link; Mobile communication module and master program(me) controller link; Master program(me) controller and data acquisition and control module link; Data acquisition and control module links with the vehicle interior electronic control unit with moving velocity, travelled distance number, driving engine, change speed gear box, ABS, machine oil change information; Power module links with GPS module, mobile communication module, master program(me) controller, data acquisition and control module respectively, and power module provides operating voltage.
3, vehicle maintenance prompting system according to claim 1, it is characterized in that the described parameter information relevant with vehicle maintenance comprises: real-time vehicle running speed, travelled distance number, engine oil pressure state, fuel oil running condition, Engine Coolant Temperature variable condition.
4, vehicle maintenance prompting system according to claim 1 is characterized in that, described central information processing center comprises:
The webserver is for described system hardware terminal and system software terminal are carried out data communication;
Data server, has the data bank that is used to store the parameter information relevant with vehicle maintenance, the parameter information that database storing is relevant with vehicle maintenance, the change procedure of the parameter information relevant that inspection receives with vehicle maintenance, by corresponding in advance maintenance parameter and the maintenance project of setting of reference database, produce the information of vehicle maintenance date and maintenance project.
5, vehicle maintenance prompting system according to claim 4 is characterized in that, described data server comprises:
Data communication units is used for carrying out data communication by mobile communications network and described system hardware terminal by the webserver;
Data bank, the vehicle maintenance content and the maintenance period of storing the parameter information relevant and setting in advance with vehicle maintenance;
The data comparing unit is checked the change procedure of the parameter information relevant with vehicle maintenance that receives, and is set vehicle maintenance content and maintenance period in the described data bank of reference in advance, and produces the information of the vehicle maintenance date and the project of maintenance;
Central storage means, comprise the control program of storage control data server overall operation the zone, be used for the zone of the data that produce when the described control program of interim storage is carried out.
6, vehicle maintenance prompting system according to claim 1 is characterized in that, described system hardware terminal is used the vehicle interior diagnosing protocol, carries out data communication by automotive universal data diagnosis interface and vehicle.
7, vehicle maintenance prompting system according to claim 1 is characterized in that, the communication that described mobile communications network adopts is the GPRS type of transmission of gsm system.
8, vehicle maintenance prompting system according to claim 1 is characterized in that, described Internet adopts Internet.
9, vehicle maintenance prompting system according to claim 1 is characterized in that, described system software terminal is set the fixed cycle, in the fixed cycle by mobile communications network to system hardware terminal sending controling instruction.
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| CNA2008100636098A CN101301872A (en) | 2008-06-26 | 2008-06-26 | Vehicle maintenance prompting system |
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2008
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