CN210760607U - New forms of energy big bus OBD vehicle mounted terminal - Google Patents
New forms of energy big bus OBD vehicle mounted terminal Download PDFInfo
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- CN210760607U CN210760607U CN202020325507.5U CN202020325507U CN210760607U CN 210760607 U CN210760607 U CN 210760607U CN 202020325507 U CN202020325507 U CN 202020325507U CN 210760607 U CN210760607 U CN 210760607U
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Abstract
The utility model relates to a new forms of energy big bus OBD vehicle mounted terminal. The vehicle-mounted terminal includes: the system comprises a controller module, a new energy bus protocol analysis module, a TTS voice module and a vehicle-mounted end OBD-II interface; the controller module is respectively connected with the new energy bus protocol analysis module and the TTS voice module; the new energy bus protocol analysis module is also connected with the vehicle-mounted end OBD-II interface; the new energy bus protocol analysis module is used for analyzing data of a new energy bus protocol from a vehicle bus communication physical layer; the TTS voice module is used for voice broadcast. The vehicle-mounted terminal provided by the utility model can analyze the new energy bus protocol to obtain the driving data; under a specific condition, notifying voice information broadcasted by the management and control center to the new energy bus; meanwhile, the collision detection and one-key alarm functions can transmit the information to relevant departments such as a management and control center and the like in time when collision and emergency occur.
Description
Technical Field
The utility model relates to a new forms of energy big bus OBD vehicle mounted terminal field especially relates to a new forms of energy big bus OBD vehicle mounted terminal.
Background
With the development of battery technology and the appearance of super capacitors, new energy vehicles occupy higher and higher rates in traffic systems, and the existing vehicle-mounted terminal based on a vehicle communication interface only provides analysis and uploading of battery and driving basic data. Also, the applicability of the terminal is limited due to the differences in the different vehicle CANs. The need for the state and operation management of the vehicle itself cannot be well met.
The current vehicle-mounted terminal of the new energy bus does not provide a voice broadcasting function generally, and cannot inform the voice information broadcasted by the management and control center to the new energy bus under a specific condition; and in the event of an emergency situation in the vehicle: if the vehicle is collided or passengers and drivers are threatened, the information can not be transmitted to relevant departments such as a management and control center in time.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a new forms of energy big bus OBD mobile terminal to solve the problem that current mobile terminal can't obtain the driving data of new forms of energy big bus.
In order to achieve the above object, the utility model provides a following scheme:
the utility model provides a new forms of energy big bus OBD vehicle terminal, includes: the system comprises a controller module, a new energy bus protocol analysis module, a TTS voice module and a vehicle-mounted end OBD-II interface;
the controller module is respectively connected with the new energy bus protocol analysis module and the TTS voice module; the new energy bus protocol analysis module is also connected with the vehicle-mounted end OBD-II interface; the new energy bus protocol analysis module is used for analyzing driving data of a new energy bus protocol from a vehicle bus communication physical layer; the driving data comprises a vehicle state, a vehicle speed, accumulated mileage, total voltage, total current, gear information, an accelerator pedal stroke, a brake pedal stroke, a driving motor torque, a driving motor rotating speed, a driving motor temperature and a motor controller module input voltage; the TTS voice module is used for voice broadcast.
Optionally, the new energy bus protocol analysis module specifically includes: the controller area network CAN bus transceiver and the new energy bus protocol analysis processor;
the input end of the CAN bus transceiver is connected with the on-board OBD-II interface;
the output end of the CAN bus transceiver is connected with the new energy bus protocol analysis processor; the CAN bus transceiver transmits the received data to the new energy bus protocol analysis processor in a frame mode;
the new energy bus protocol analysis processor is connected with the controller module.
Optionally, the TTS speech module specifically includes: a USART interface circuit, a TTS speech processor and a loudspeaker driving circuit;
the USART interface circuit is respectively connected with the controller module and the TTS voice processor; the TTS voice processor is also connected with the loudspeaker driving circuit; the text data of the controller module is sent to the TTS speech processor through the USART interface circuit, and meanwhile, the return information of the TTS speech processor is sent to the controller module; and after the TTS voice processor receives the text data sent by the controller module, the TTS voice processor converts the text data into a natural voice stream, sends the natural voice stream to a loudspeaker driving circuit, and broadcasts the natural voice stream by the loudspeaker driving circuit.
Optionally, the model of the TTS speech processor is SYN 6288.
Optionally, the method further includes: a one-key alarm module;
the one-key alarm module comprises an alarm switch and a first trigger circuit; the alarm switch is connected with the first trigger circuit, and the first trigger circuit is connected with the controller module; when a driver meets an emergency, the alarm switch is pressed, the first trigger circuit is activated, and alarm information is sent to the controller module.
Optionally, the method further includes: a collision detection module;
the collision detection module comprises a triaxial acceleration sensor and a second trigger circuit; the three-axis acceleration sensor is connected with the second trigger circuit, and the second trigger circuit is connected with the controller module; when the vehicle is in a severe collision, the three-axis acceleration sensor receives severe acceleration in three directions, and the second trigger circuit is activated to send collision information to the controller module.
Optionally, the method further includes: a positioning module; the positioning module is a GPS module/a Beidou positioning module;
the positioning module is connected with the controller module; the positioning module is used for inputting the positioning information of the current vehicle into the controller module and providing the vehicle position information.
Optionally, the method further includes: a wireless module;
the wireless module is connected with the controller module; the controller module transmits vehicle information, alarm information and collision information to a cloud server through the wireless module, and transmits a voice instruction sent by the cloud server to the controller module.
Optionally, the method further includes: a storage module;
the storage module is connected with the controller module; the storage module is used for backing up data; when the wireless module and the cloud server are abnormal, the controller module reads the backup data from the storage module and then the backup data is sent to the cloud server by the wireless module.
According to the utility model provides a concrete embodiment, the utility model discloses a following technological effect: the utility model provides a new forms of energy big bus OBD vehicle-mounted terminal utilizes dedicated new forms of energy big bus agreement analysis module, analyzes out the data of new forms of energy big bus agreement from vehicle bus communication physical layer to obtain the driving data of new forms of energy big bus; meanwhile, a TTS voice module is arranged, so that the vehicle-mounted terminal has a voice broadcasting function.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is the utility model provides a new forms of energy big bus OBD vehicle mounted terminal structure chart.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model aims at providing a new forms of energy big bus OBD vehicle mounted terminal can obtain the driving data of new forms of energy big bus.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
Fig. 1 is the utility model provides a new forms of energy big bus OBD vehicle mounted terminal structure picture, as shown in fig. 1, a new forms of energy big bus OBD vehicle mounted terminal, include: the system comprises a vehicle-mounted end OBD-II interface, a new energy bus protocol analysis module, a Text-To-Speech (TTS) Speech module, a controller module, a GPS/Beidou positioning module, a storage module, a one-key alarm module and a collision detection module, wherein the vehicle-mounted end OBD-II interface is connected with an external vehicle-mounted end OBD-II interface;
the new energy bus protocol analysis module is directly connected with an OBD-II interface of a vehicle-mounted end; the new energy bus protocol analysis module is connected with the controller module; the controller module is respectively connected with the TTS voice module, the GPS/Beidou positioning module, the storage module, the one-key alarm module and the collision detection module; the model of the controller module is STM32F103RBT 6.
The interface of the on-Board Diagnostics II OBD-II is used for monitoring the running condition of the vehicle engine, and maintenance personnel can quickly determine the fault property and the fault part by reading the information of the OBD-II. With the increasing degrees of economic globalization and automobile internationalization, the OBD-II is used as a driving type and emission diagnosis foundation, the program is simple and uniform, and maintenance personnel do not need to learn a new system of each manufacturer, so the OBD-II can be widely implemented and applied, and most manufacturers on the market reserve OBD-II interfaces on vehicles.
The new energy bus protocol analysis module consists of a Controller Area Network (CAN) bus transceiver and a new energy bus protocol analysis processor; the input end of the CAN bus transceiver is connected with an OBD-II interface of a vehicle-mounted end; the output end of the CAN bus transceiver is connected with a new energy bus protocol analysis processor; and the new energy bus protocol analysis processor is connected with the controller module. The CAN is a serial communication protocol of ISO international standardization, is a serial communication network supporting distributed control and real-time control, and has strong real-time data communication among nodes.
The CAN bus transceiver transmits the received data to the new energy bus protocol analysis processor in a frame mode, and the OBD-II sets various protocols in standard definition, and different communication protocols have different physical layers, so that the new energy bus protocol analysis processor is specially used for analyzing the specific protocol standard of the new energy bus through the CAN bus transceiver.
The driving data comprises the following data: the driving method comprises the following steps of vehicle state, vehicle speed, accumulated mileage, total voltage, total current, gear information, accelerator pedal stroke, brake pedal stroke, driving motor torque, driving motor rotating speed, driving motor temperature, motor controller input voltage and the like, wherein the total number of the driving motor torque, the driving motor rotating speed, the driving motor temperature, the motor controller input voltage and the like are more than one hundred. These data are indiscriminately binary level signals when transmitted on the CAN bus.
The new energy bus protocol analysis processor drives the level signal required by the bus, and realizes the purpose of analyzing the data of the new energy bus protocol from the vehicle bus communication physical layer: through a new energy vehicle bus protocol, more than one hundred pieces of data are split according to a data format specified by each protocol, effective bits are extracted, and the physical significance specified by each protocol is corresponded, so that vehicle driving data with practical significance can be obtained; and then, storing the data in a data table of a protocol analysis processor of the new energy bus, and when the controller module needs related data, directly extracting the data from the data table updated in real time, and sending the data to the controller module through a related interface, so that the data of the new energy bus is provided for the controller module.
The TTS voice module consists of a Universal Synchronous/Asynchronous serial receiving/transmitting device (USART) interface circuit, a TTS voice processor and a loudspeaker driving circuit, wherein the USART interface circuit is a bridge for communicating the controller module and the TTS voice processor and can realize information communication between the controller module and the TTS voice processor; the TTS speech processor is connected with the loudspeaker driving circuit; the model of the TTS speech processor is a speech module of SYN 6288.
The TTS voice module intelligently converts characters into natural voice streams through the design of a neural network under the support of a TTS voice processor for simultaneously applying the outstanding actions of linguistics and psychology; the TTS technology carries out real-time conversion on the text file, and the short conversion time can be calculated in seconds; under the action of a TTS voice processor, the voice rhythm of the text output is smooth, so that a listener feels natural when listening to information and does not have indifference and acerbity of machine voice output. The playing voice covers national standard first-level and second-level Chinese characters, has an English interface, automatically identifies Chinese and English, and supports mixed reading of Chinese and English. All the sounds adopt the real Mandarin as the standard pronunciation, the rapid speech synthesis of 120-150 Chinese characters/minute is realized, the reading speed reaches 3-4 Chinese characters/second, and clear and pleasant tone quality and coherent and smooth intonation can be heard.
The USART interface circuit is a full-duplex universal synchronous/asynchronous serial transceiving module, and is a highly flexible serial communication interface; the data can be rapidly transmitted and received, the text data of the controller module is transmitted to the TTS speech processor through the USART interface circuit, and meanwhile, the return information of the TTS speech processor can also be transmitted to the controller module; when the TTS voice processor receives the text data sent by the controller module, the TTS voice processor converts the characters into natural voice flow and then sends the natural voice flow to the loudspeaker driving circuit, so that the voice playing function of the TTS voice module is realized.
The one-key alarm module consists of an alarm switch and a trigger circuit; the alarm switch is connected with the trigger circuit, and the trigger circuit is connected with the controller module. Vehicle-mounted terminal installs on the new forms of energy big bus, when the driver meets emergency, can press alarm switch, and activation trigger circuit sends alarm information to the controller module, and the controller module can send the alarm information received to high in the clouds server through wireless module this moment, in time notifies relevant departments such as management and control center to handle.
The collision detection module is composed of a three-axis acceleration sensor and a trigger circuit, the three-axis acceleration sensor is connected with the trigger circuit, and the first trigger circuit is connected with the controller module; the three-axis acceleration sensor has the characteristics of small volume and light weight, can measure the space acceleration, can comprehensively and accurately reflect the motion property of an object, and is widely applied to the fields of aerospace, robots, automobiles, medicine and the like; consequently, install on the new forms of energy big bus through vehicle-mounted terminal, when the vehicle received violent collision, the violent acceleration was received in three direction to triaxial acceleration sensor to can activate trigger circuit and send the controller module with collision information, the controller module can send collision information to the high in the clouds server through wireless module this moment, in time inform relevant departments such as management and control center to handle, be convenient for simultaneously to carry out analysis and verification to the on-the-spot collision condition after the collision takes place.
The Global navigation System (GPS)/Beidou Positioning module is directly connected with the controller module; the positioning information of the current vehicle can be input into the controller module to provide vehicle position information for the vehicle-mounted terminal.
The wireless module is acted by a 4G communication module; the control end of the wireless module is connected with the controller module; the controller module transmits vehicle information, alarm information and collision information collected by the vehicle-mounted terminal to the cloud server through the wireless module, and simultaneously can also transmit a voice instruction sent by the cloud server to the controller module, so that information interaction between the cloud server and the vehicle-mounted terminal is realized.
The storage module is connected with the controller module. When the signal of the wireless module is unstable and the wireless module cannot be connected to the cloud server temporarily, the real-time data cannot be transmitted normally, and at the moment, the storage module backups all transmission data; and when the wireless module recovers the connection with the cloud server, the controller module reads backup data from the storage module and then the backup data is sent to the cloud server by the wireless module.
The utility model discloses possess the analytic module of dedicated new forms of energy big bus agreement, CAN resolve the on-vehicle OBD-II interface data of new forms of energy big bus through CAN bus transceiver, from the driving data that obtains the new forms of energy big bus.
The utility model discloses set up TTS voice module, can make vehicle terminal possess voice broadcast's function, realize the function at notice and broadcast.
The utility model discloses set up a key alarm module, can meet emergency at the new forms of energy big bus, through pressing the warning button, in time inform relevant departments such as management and control center, realize alarming function.
The utility model discloses set up collision detection module, can take place when violent collision at the new forms of energy big bus, detect the collision condition of vehicle. The collision information is sent to the cloud server through the wireless module, relevant departments such as a management and control center are informed to process in time, and meanwhile, the on-site collision condition is analyzed and verified after the collision occurs.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The principle and the implementation of the present invention are explained herein by using specific examples, and the above description of the embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (9)
1. The utility model provides a new forms of energy big bus OBD vehicle mounted terminal which characterized in that includes: the system comprises a controller module, a new energy bus protocol analysis module, a TTS voice module and a vehicle-mounted end OBD-II interface;
the controller module is respectively connected with the new energy bus protocol analysis module and the TTS voice module; the new energy bus protocol analysis module is also connected with the vehicle-mounted end OBD-II interface; the new energy bus protocol analysis module is used for analyzing driving data of a new energy bus protocol from a vehicle bus communication physical layer; the data comprises vehicle state, vehicle speed, accumulated mileage, total voltage, total current, gear information, accelerator pedal travel, brake pedal travel, drive motor torque, drive motor speed, drive motor temperature and motor controller module input voltage; the TTS voice module is used for voice broadcast.
2. The OBD (on-board diagnostics) vehicle terminal of the new energy bus according to claim 1, wherein the protocol analysis module of the new energy bus specifically comprises: the controller area network CAN bus transceiver and the new energy bus protocol analysis processor;
the input end of the CAN bus transceiver is connected with the on-board OBD-II interface;
the output end of the CAN bus transceiver is connected with the new energy bus protocol analysis processor; the CAN bus transceiver transmits the received data to the new energy bus protocol analysis processor in a frame mode;
the new energy bus protocol analysis processor is connected with the controller module.
3. The OBD (on-board terminal) of the new energy bus of claim 1, wherein the TTS voice module specifically comprises: a USART interface circuit, a TTS speech processor and a loudspeaker driving circuit;
the USART interface circuit is respectively connected with the controller module and the TTS voice processor; the TTS voice processor is also connected with the loudspeaker driving circuit; the text data of the controller module is sent to the TTS speech processor through the USART interface circuit, and meanwhile, the return information of the TTS speech processor is sent to the controller module; and after the TTS voice processor receives the text data sent by the controller module, converting the text data into a natural voice stream, sending the natural voice stream to a loudspeaker driving circuit, and broadcasting the natural voice stream by the loudspeaker driving circuit.
4. The OBD vehicle terminal as claimed in claim 3, wherein the model of the TTS speech processor is SYN 6288.
5. The OBD vehicle-mounted terminal of claim 1, further comprising: a one-key alarm module;
the one-key alarm module comprises an alarm switch and a first trigger circuit; the alarm switch is connected with the first trigger circuit, and the first trigger circuit is connected with the controller module; when a driver meets an emergency, the alarm switch is pressed, the first trigger circuit is activated, and alarm information is sent to the controller module.
6. The OBD vehicle-mounted terminal of claim 1, further comprising: a collision detection module;
the collision detection module comprises a triaxial acceleration sensor and a second trigger circuit; the three-axis acceleration sensor is connected with the second trigger circuit, and the second trigger circuit is connected with the controller module; when the vehicle is in a severe collision, the three-axis acceleration sensor receives severe acceleration in three directions, and the second trigger circuit is activated to send collision information to the controller module.
7. The OBD vehicle-mounted terminal of claim 1, further comprising: a positioning module; the positioning module is a GPS module/a Beidou positioning module;
the positioning module is connected with the controller module; the positioning module is used for inputting the positioning information of the current vehicle into the controller module and providing the vehicle position information.
8. The OBD vehicle-mounted terminal of claim 1, further comprising: a wireless module;
the wireless module is connected with the controller module; the controller module transmits vehicle information, alarm information and collision information to a cloud server through the wireless module, and transmits a voice instruction sent by the cloud server to the controller module.
9. The OBD vehicle terminal of claim 8, further comprising: a storage module;
the storage module is connected with the controller module; the storage module is used for backing up data; when the wireless module and the cloud server are abnormal, the controller module reads the backup data from the storage module and then the backup data is sent to the cloud server by the wireless module.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020325507.5U CN210760607U (en) | 2020-03-16 | 2020-03-16 | New forms of energy big bus OBD vehicle mounted terminal |
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| CN202020325507.5U CN210760607U (en) | 2020-03-16 | 2020-03-16 | New forms of energy big bus OBD vehicle mounted terminal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112583441A (en) * | 2020-12-04 | 2021-03-30 | 安徽省爱夫卡电子科技有限公司 | Data communication control circuit and method for T-Box automobile exhaust detection |
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2020
- 2020-03-16 CN CN202020325507.5U patent/CN210760607U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112583441A (en) * | 2020-12-04 | 2021-03-30 | 安徽省爱夫卡电子科技有限公司 | Data communication control circuit and method for T-Box automobile exhaust detection |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhang Huibing Inventor after: Jia Fei Inventor after: Liu Dingke Inventor before: Zhang Huibing Inventor before: Liu Dingke Inventor before: Jia Fei |
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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: 20200616 Termination date: 20210316 |