CN204631494U - A kind of OBD - Google Patents
A kind of OBD Download PDFInfo
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- CN204631494U CN204631494U CN201520092863.6U CN201520092863U CN204631494U CN 204631494 U CN204631494 U CN 204631494U CN 201520092863 U CN201520092863 U CN 201520092863U CN 204631494 U CN204631494 U CN 204631494U
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Abstract
The utility model relates to a kind of OBD, the operation conditions of vehicle motor and the discharge of tail gas are monitored and shown on display terminal, comprises and have with vehicle-mounted ECU interface and be arranged on vehicle the terminal device that the operation conditions of engine and exhaust emissions are monitored.Described terminal device comprises and carries out to the emission control element of the vehicle received the processing module that Monitoring Data processes, and result is sent to display terminal display by described processing module; In described terminal device, also comprise the voice broadcast module of result being carried out to voice broadcast, described language is reported module and is connected with described processing module.The utility model enhances real-time by voice broadcast.
Description
Technical field
The utility model relates to a kind of OBD.
Background technology
OBD is the abbreviation of English On-Board Diagnostics, and translator of Chinese is " OBD ".Operation conditions from engine is monitored automobile by this system at any time, and whether tail gas exceeds standard, once exceed standard, can send warning at once.When system malfunctions, fault (MIL) lamp or check engine (Check Engine) emergency warning lamp bright, powertrain control module (PCM) is by failure message stored in storer simultaneously, diagnostic trouble code can be read from PCM by certain program.According to the prompting of diagnostic trouble code, maintenance personal can determine character and the position of fault quickly and accurately.
The multiple system of OBD device monitoring and parts, comprise engine, catalytic converter, grain catcher, lambda sensor, emission control systems, fuel system, EGR etc.
OBD is by the various component information relevant with discharge, is connected to ECU (Electrical Control Unit) (ECU), and ECU possesses determination and analysis and the function of discharging dependent failure.When there is discharge fault, ECU record trouble information and correlative code, and given a warning by trouble light, inform driver.ECU, by standard data interface, ensures the access to failure message and process.
Current market OBD terminal device mainly contains two kinds.The first is that OBD adds bluetooth module, and the second is that OBD adds gsm module.The first OBD and vehicle ECU (Electronic Control Unit electronic control unit, also known as " car running computer ", " vehicle-mounted computer " etc.) communicates, and collection vehicle data are sent to user mobile phone by bluetooth.This advantage is that cost is low, and bluetooth data transmission is also more stable.Shortcoming is that when can't drive for user, mobile phone all can open bluetooth at every turn, and during driving, user also can not go to check mobile phone always, treat flame-out after go the words of checking again and don't possess real-time.The second OBD communicates with vehicle ECU, and collection vehicle data pass to backstage by GPRS data, and user goes to check travelling data by mobile phone or computer.And this shortcoming to be cost high, power consumption is large, and user monthly also will bear GPRS campus network.Backstage of passing to that can not be real-time for the local GPRS data of poor signal is gone, and user also can not check mobile phone when driving always, is do not possess real-time equally.
Utility model content
The purpose of this utility model is to overcome the deficiency that current OBD does not possess real-time, provides a kind of OBD that can adopt voice broadcast state in real time.
The technical scheme that the utility model adopts is: a kind of OBD, the operation conditions of vehicle motor and the discharge of tail gas are monitored and shown on display terminal, comprises and have with vehicle-mounted ECU interface and be arranged on vehicle the terminal device that the operation conditions of engine and exhaust emissions are monitored.Described terminal device comprises and carries out to the emission control element of the vehicle received the processing module that Monitoring Data processes, result is sent to display terminal display by described processing module, in described terminal device, also comprise the voice broadcast module of result being carried out to voice broadcast, described voice broadcast module is connected with described processing module.
The utility model enhances real-time by voice broadcast.
Described voice broadcast module is driven by described processing module, includes the storer preserving the audio file representing result, the playing module play audio file and loudspeaker.Described display terminal is the smart mobile phone with function of Bluetooth communication, and described terminal device is provided with bluetooth communication, and described bluetooth communication is connected with described processing module.
Described audio file can be generated by the smart mobile phone with function of Bluetooth communication, and can be downloaded in the audio files storage device of OBD by the smart mobile phone with function of Bluetooth communication.
After have employed technique scheme, due in described terminal device, also comprise the voice broadcast module of result being carried out to voice broadcast, described voice broadcast module is connected with described processing module, and the utility model enhances real-time by voice broadcast.Solve the technical matters that current OBD does not possess real-time.
Below with reference to drawings and Examples, the utility model is described in detail.
Accompanying drawing explanation
Fig. 1 is the structure of embodiment 1 of the present utility model.
Embodiment
Embodiment 1, the present embodiment is a kind of OBD adopting the mode real-time broadcasting driving states of voice broadcast, this system has a terminal device and smart mobile phone, the bluetooth communication that terminal device is installed is utilized to communicate with the bluetooth on smart mobile phone, driving states is sent to smart mobile phone, smart mobile phone installs an APP, just can the information that sends to OBD OBD of real-time reception, then show on mobile phone, terminal device is reported in the form of speech.
As shown in Figure 1, whole OBD OBD comprises vehicle OBD interface 1, equipment OBD interface 2, AD gather 3, MCU unit 4, loudspeaker 5, bluetooth module 6, data transmit-receive process 7, graphic user interface 8, voice document editor generate 9, voice document downloads 10.
Vehicle OBD interface 1 is as the interface of automotive diagnostic system, and except providing fault code indications for except repairing, primary function is just to provide the operation conditions of vehicle motor and the discharge of tail gas.
Equipment OBD interface 2 refers on the terminal device, is inserted on vehicle OBD interface 1, connects with automobile ECU, collection vehicle data.3 modules can be gathered by AD when the battery voltage simulating signal gathered to carry out AD conversion and become digital signal, enter processing module to process, processing module completes primarily of MCU unit 4 and some application software, these application software as required, those skilled in the art can work out, be exactly mainly some data processings, as to some data volume received with store compared with normal data on the terminal device, if in critical field, then result is normal, if the data of certain signal and standard have gap, high or low, then go out abnormal result, may also further process out high how many, low how much etc.In terminal device, also has voice broadcast module, voice broadcast module works under the control of MCU unit 4 unit, in the present embodiment, voice broadcast module comprises the storer, player and the loudspeaker that store voice document, in the present embodiment, store relevant speech audio file in advance in memory, when processing module process breaks down code, bad steering behavior, run-length data to vehicle.Player reads speech audio file corresponding in storer and plays under the control of MCU unit 4, exports from loudspeaker 5.
APP in smart mobile phone include to the car status information of being sent by the bluetooth module 6 of terminal device received from bluetooth radio module and data transmit-receive process 7 module that data is sent to terminal module, transfer to graphic user interface 8 simultaneous display.In the process travelled, mobile phone A PP client also can the current vehicle data of active obtaining and issue audio file, downloads 10 download by voice document.
In concrete embodiment: when vehicle breaks down code, MCU unit 4 obtains vehicle ECU failure message by equipment OBD interface 2.MCU unit 4 drives language play back system, and language play back system, by finding audio file corresponding with diagnostic trouble code in storer, is play by player, exports from loudspeaker 5, timely reminding user.MCU unit 4 is wirelessly transmitted to the data transmit-receive process 7 of smart mobile phone by bluetooth module 6 simultaneously, then arrives graphic user interface 8 and shows.
When user occurs that bad steering behavior such as exceeds the speed limit, MCU unit 4 obtains ECU data by equipment OBD interface 2, judges hypervelocity.MCU unit 4 drives language play back system, and language play back system is by finding audio file corresponding with hypervelocity in storer, and play by player, export from loudspeaker 5, here, loudspeaker 5 starts to report regulation speed audio file.MCU unit 4 is wirelessly transmitted to the data transmit-receive process 7 of smart mobile phone by bluetooth module 6 simultaneously, then arrives graphic user interface 8 and shows.
When the instantaneous excessive oil consumption of vehicle, MCU unit 4 obtains ECU data by equipment OBD interface 2, judges instantaneous excessive oil consumption.MCU unit 4 drives language play back system, and language play back system, by finding audio file corresponding with instantaneous excessive oil consumption in storer, is play by player, exports from loudspeaker 5, and at this moment, loudspeaker 5 starts to report excessive oil consumption audio file.MCU unit 4 is wirelessly transmitted to the data transmit-receive process 7 of smart mobile phone by bluetooth module 6 simultaneously, then arrives graphic user interface 8 and shows.
When user's active obtaining checks vehicle data stream, graphic user interface 8 trigger data transmitting-receiving process sends instructions for 7 times, by bluetooth module 6 wireless transmission, MCU unit 4 receives instruction, vehicle ECU data stream is obtained by equipment OBD interface 2, then be wirelessly transmitted to the data transmit-receive process 7 of smart mobile phone by bluetooth module 6, data transmit-receive process 7 sends graphic user interface 8 to and shows.
When user edits voice document, the graphic user interface 8 on smart mobile phone calls voice document editor and generates 9.User starts to edit voice content, and generates speech audio file.Then arrive voice document download 10 and issue audio file by data receiver process 7, be wirelessly transmitted to MCU unit 4 by bluetooth module 7 and receive and be stored in the storer of storing audio files.
When vehicle stops working, vehicle ECU and MCU unit communication disconnect, MCU unit judges goes out to stop working and drives language play back system, language play back system by find in storer with flame-out corresponding audio file, play by player, export from loudspeaker 5, loudspeaker 5 starts to report run-length data audio file.Run-length data is wirelessly transmitted to the data transmit-receive process 7 of smart mobile phone by MCU unit 4 by bluetooth module 6 simultaneously, and graphic user interface 8 shows.
After vehicle is flame-out, MCU unit 4 mute speaker 5 and bluetooth module 6, then MCU enters park mode, and AD gathers 3 work, and igniting wakes MCU unit 4 up again.
The benefit of this OBD system is clearly.Real-time voice reports the data for getting Current vehicle user in time, and this is again a kind ofly well to remind for bad steering behavior.While driving, user also need not watch mobile phone screen attentively always, improves drive safety.The perfect adaptation of bluetooth module and mobile phone A PP client, had both allowed user can be checked travelling data and the historical data of Current vehicle by mobile phone A PP client, simultaneously also can the hobby of oneself of basis, and private customized voice reports content.Low power dissipation design makes OBD terminal device power consumption reach minimum, solves traditional OBD terminal and to generate heat the problem causing equipment performance to decline.Low-cost design makes product have more cost-competitive.
In the present embodiment, voice broadcast adds Bluetooth transmission function and in conjunction with the OBD system of mobile phone A PP integration, solves the defect that the existing OBD terminal device in market does not possess real-time.Achieve low cost and low-power consumption, user also checks travelling data and the historical data of vehicle very easily by mobile phone A PP client simultaneously.
The OBD of the present embodiment has following function:
Real-time voice is reported: OBD terminal device can by the diagnostic trouble code of vehicle, anxious acceleration, anxious deceleration, hypervelocity, too high, the instantaneous excessive oil consumption of rotating speed, run-length data etc. by loudspeaker real-time broadcasting out.
Bluetooth wireless transmission: the data that OBD terminal device gets from vehicle ECU, is transferred to user mobile phone by bluetooth module, and mobile phone is presented to user intuitively by APP client.Simultaneously user also can by mobile phone A PP client initiatively under to send instructions and audio file is transferred to OBD terminal device by bluetooth module.
Downloaded: user can report voice content according to the needs editor of oneself, then generates audio file.Mobile phone A PP client downloads to OBD terminal device by Bluetooth wireless transmission.
The low-power consumption algorithm of its feature of the utility model also by independent research except above-mentioned function, drops to the minimum of like product by the power consumption of terminal.
Claims (4)
1. an OBD, the operation conditions of vehicle motor and the discharge of tail gas are monitored and shown on display terminal, comprises and have with vehicle-mounted ECU interface and be arranged on vehicle the terminal device that the operation conditions of engine and exhaust emissions are monitored; Described terminal device comprises and carries out to the emission control element of the vehicle received the processing module that Monitoring Data processes, result is sent to display terminal display by described processing module, it is characterized in that: in described terminal device, also comprise the voice broadcast module of result being carried out to voice broadcast, described voice broadcast module is connected with described processing module.
2. OBD according to claim 1, it is characterized in that: described voice broadcast module is driven by described processing module, include the storer preserving the audio file representing result, the playing module that audio file is play and loudspeaker.
3. OBD according to claim 1 and 2, it is characterized in that: described display terminal is the smart mobile phone with function of Bluetooth communication, described terminal device is provided with bluetooth communication, and described bluetooth communication is connected with described processing module.
4. OBD according to claim 2, it is characterized in that: described audio file can be generated by the smart mobile phone with function of Bluetooth communication, and can be downloaded in the audio files storage device of OBD by the smart mobile phone with function of Bluetooth communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520092863.6U CN204631494U (en) | 2015-02-10 | 2015-02-10 | A kind of OBD |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520092863.6U CN204631494U (en) | 2015-02-10 | 2015-02-10 | A kind of OBD |
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| CN204631494U true CN204631494U (en) | 2015-09-09 |
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| CN201520092863.6U Expired - Fee Related CN204631494U (en) | 2015-02-10 | 2015-02-10 | A kind of OBD |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106204799A (en) * | 2016-06-29 | 2016-12-07 | 深圳市航天无线通信技术有限公司 | Vehicle data processing method and car-mounted terminal |
| CN106904122A (en) * | 2017-03-08 | 2017-06-30 | 歌尔丹拿音响有限公司 | Vehicle speech sound alarming method and apparatus |
| CN107179764A (en) * | 2017-05-19 | 2017-09-19 | 厦门大学 | Vehicle device equipment with vehicle diagnostics function |
| CN110244698A (en) * | 2019-06-26 | 2019-09-17 | 北京汽车股份有限公司 | Vehicle breakdown diagnostic system and method |
| CN112131064A (en) * | 2020-10-22 | 2020-12-25 | 深圳市道通科技股份有限公司 | Vehicle diagnosis data display method, system, mobile terminal and storage medium |
-
2015
- 2015-02-10 CN CN201520092863.6U patent/CN204631494U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106204799A (en) * | 2016-06-29 | 2016-12-07 | 深圳市航天无线通信技术有限公司 | Vehicle data processing method and car-mounted terminal |
| CN106904122A (en) * | 2017-03-08 | 2017-06-30 | 歌尔丹拿音响有限公司 | Vehicle speech sound alarming method and apparatus |
| CN107179764A (en) * | 2017-05-19 | 2017-09-19 | 厦门大学 | Vehicle device equipment with vehicle diagnostics function |
| CN110244698A (en) * | 2019-06-26 | 2019-09-17 | 北京汽车股份有限公司 | Vehicle breakdown diagnostic system and method |
| CN112131064A (en) * | 2020-10-22 | 2020-12-25 | 深圳市道通科技股份有限公司 | Vehicle diagnosis data display method, system, mobile terminal and storage medium |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 |