Background technology
The amplification of car networking (Internet of Vehicles) concept is from Internet of Things (Internet of Things), different according to industry background, is also not quite similar to the definition of car networking.Traditional car networking definition refers to and is loaded in electronic tag on vehicle by recognition technologies such as less radio-frequencies, realize extracting the attribute information of all vehicles and quiet, multidate information and effectively utilizing on information network platform, and according to different functional requirements the running status of all vehicles effectively supervised and the system of integrated service is provided.
Along with the development of car networking technology and industry, above-mentioned definition can not contain the full content of car networking.According to the definition of car Networking industries Technological Innovation Strategy alliance, car networking is based on car Intranet, car border net and vehicle-mounted mobile internet, according to communication protocol and the Data Exchange Standard of agreement, between car-X (X: car, road, pedestrian and internet etc.), carry out the Iarge-scale system network of wireless telecommunications and message exchange, be can realize intelligent transportation manage, integrated network that Intelligent Dynamic information service and Vehicular intelligentization control, be the typical apply of technology of Internet of things in field of transportation system.
Car networking is by the huge Internet of the information structures such as vehicle location, speed and route.By the device such as GPS, RFID, sensor, camera image process, vehicle can complete the collection of self environment and status information; By Internet technology, the various information transmission of self can be converged to central processing unit by all vehicles; By computer technology, the information of these a large amount of vehicles can analyzed and process, thus calculate different vehicle best route, report without delay road conditions and arrange signal lamp cycle.
Along with the development of car networking technology and industry, above-mentioned definition can not contain the full content of car networking.According to the definition of car Networking industries Technological Innovation Strategy alliance, car networking is based on car Intranet, car border net and vehicle-mounted mobile internet, according to communication protocol and the Data Exchange Standard of agreement, between car-X (X: car, road, pedestrian and internet etc.), carry out the Iarge-scale system network of wireless telecommunications and message exchange, be can realize intelligent transportation manage, integrated network that Intelligent Dynamic information service and Vehicular intelligentization control, be the typical apply of technology of Internet of things in field of transportation system.
Along with automobile industry develop rapidly and enterprises and individuals has increasing of quantity to automobile, the incidence of traffic hazard is also constantly soaring.To the preservation of data during in order to prevent accident or have an accident, more and more welcome to the driving safety of vehicle, function management and control, data record and diagnostic requirements.
Utility model content
Technical problem to be solved in the utility model is how to realize collection to vehicle data, analysis and diagnosis by car networked terminals equipment.
In order to solve the problems referred to above of the present utility model, the utility model proposes a kind of car networked terminals equipment, be arranged in vehicle, described car networked terminals equipment comprises data collector, be connected with control device with data sending device, be configured to the vehicle data gathering described vehicle under control of the control means; Data sending device, is connected with data collector, is configured to described vehicle data to be uploaded to car cluster center server, and described central server provides vehicle processing instruction based on described vehicle data; Data sink, is connected with control device, is configured to receive the instruction from described car cluster center server; And control device, be connected with data sink with data collector, be configured to control data harvester collection vehicle data, and provide process information based on the instruction that data sink receives to the driver of vehicle.
By car networked terminals equipment collection vehicle data, the data collected are uploaded to car cluster center server, after car cluster center server carries out diagnostic analysis and process by wireless network, sent to by processing instruction car networked terminals equipment for vehicle driver's reference, can the position of all vehicles of Real-time Obtaining, state and ruuning situation, and telemanagement is carried out to all vehicles.
Embodiment
There is provided detailed reference to embodiment of the present utility model now, its example illustrates in the accompanying drawings, and numeral identical in figure all represents identical element.For explaining that the following embodiment of the utility model is described with reference to accompanying drawing.
Fig. 1 shows the schematic diagram of a kind of car networked terminals equipment 100 according to the utility model embodiment.Described network termination equipment 100 is arranged in vehicle.As shown in Figure 1, described car networked terminals equipment 100 comprises: data collector 101, for gathering the vehicle data of described vehicle under the control of control device 104; Data sending device 102, described vehicle data is uploaded to car cluster center server 110, described central server provides vehicle processing instruction based on described vehicle data; Data sink 103, receives the instruction from described car cluster center server; And control device 104, control data harvester collection vehicle data, and provide process information based on the instruction that data sink receives to the driver of vehicle.
Fig. 2 shows the schematic diagram of the another kind of car networked terminals equipment 100 according to the utility model embodiment.The difference of Fig. 2 and Fig. 1 is that car networked terminals equipment also comprises data acquisition interface 105 and data output interface 106.Wherein said data acquisition interface 106 can be OBD interface, the K line interface of vehicle.Described data output interface can be the general-purpose interfaces such as USB interface, by data output interface, the data collected can be transferred to external unit.Although not shown in fig. 1 and 2, described car networked terminals equipment 100 can also comprise memory storage.Described memory storage can be SD storage card, Compact Flash etc.
Fig. 3 shows the OBD interface diagram of car networked terminals equipment.The vehicle body standard OBD interface of common vehicle and PIN define as shown in table 1:
Table 1. vehicle body standard 16P OBD interface pin (PIN) defines:
Title |
I/O |
PIN |
Describe |
- |
- |
1 |
Retain |
- |
- |
2 |
Retain |
- |
- |
3 |
Retain |
VBAT- |
I |
4 |
Power inputs |
GND |
I |
5 |
Ground |
CAN2 |
I&O |
6 |
Hi-CAN-H |
K-Line |
I&O |
7 |
K line interface |
- |
- |
8 |
Retain |
- |
- |
9 |
Retain |
- |
- |
10 |
Retain |
- |
- |
11 |
Retain |
CAN4 |
I&O |
12 |
FT-CAN-H |
CAN4 |
I&O |
13 |
FT-CAN-L |
CAN2 |
I&O |
14 |
Hi-CAN-L |
- |
- |
15 |
Retain |
VBAT+ |
I |
16 |
Power inputs |
According to the PIN number of the OBD interface of car networked terminals equipment 100 of the present utility model, PIN definition should be corresponding, completely the same with vehicle body standard OBD interface.Therefore, the pin PIN showing the OBD of car networked terminals equipment with reference to upper table 1 and Fig. 3, Fig. 4 defines.
The interface connection diagram between car networked terminals equipment and vehicle body standard OBD interface is shown with reference to figure 3 and Fig. 4, Fig. 5.As shown in Figure 5, vehicle body standard OBD and car networked terminals equipment OBD interface between be connected by OBD 16PIN with bayonet wiring.On the left of Fig. 5,2. portion is the male of docking with vehicle body standard OBD; On the right side of Fig. 5,3. portion shows two female, and a female is docked with the OBD interface of car networked terminals equipment, another reserved replacement vehicle body OBD.Vehicle body OBD, car networking OBD, wiring male, female OBD interface PIN quantity, define identical.
Particularly, described vehicle data comprises the one or more of the travelling data of vehicle, vehicle location, vehicle operating track or motion state.The DTC parameter of engine speed, engine is gathered by the K line of vehicle.
Particularly, the instruction from described car internet services center comprises based on the diagnostic message of vehicle data to vehicle motor.Described data sending device or can 3G network, WiFi network, wireless network transmissions vehicle data and instruction be passed through between described data sink and described car cluster center server.The described instruction from car cluster center server comprise following at least one: road early warning information, routing information and public life information.
Particularly, the vehicle-mounted sensing equipment that described data collector is installed from vehicle and communication module receive and record the job information of registration of vehicle, GPS locating information, vehicle history run track, and the job information of vehicle, GPS locating information, vehicle history run track are uploaded to car cluster center server.
Particularly, described car cluster center server can be Cloud Server.
Particularly, car networked terminals equipment can according to the traffic information obtained from car cluster center server, the unimpeded situation of early warning road ahead, and notifies that vehicle driver selects best travel route; According to expert system, provide optimal processing suggestion.
Further, in the region that 3G network covers, whether car networked terminals equipment can cover by recognition network automatically, and system data is uploaded to car cluster center server.
Further, in car networking, terminal device can be connected with computer by the USB interface of car networked terminals equipment at any time, real time inspection vehicle data.
Car networked terminals equipment 100 by vehicle-mounted sensing equipment and communication module, registration of vehicle job information, GPS locating information, registration of vehicle history run track by the duty upload service high in the clouds of vehicle operating.Car networked terminals has vehicle diagnostics and detects vehicle engine behavior function.
Car networked terminals equipment 100 can gather onboard sensor parameter, and this parameter energy accurate response goes out vehicle some component working state or extent of deterioration.These parameters are uploaded backstage central server by car networked terminals equipment 100, according to system configuration parameter, central server or car networked terminals equipment 100 can these parts of early warning the need of renewal or safeguard, vehicle damage is dropped to minimum, avoids mishap to occur simultaneously.
Although with reference to exemplary embodiments of the present utility model, specifically illustrate and describe the utility model, but those of ordinary skill in the art are to be understood that, when not departing from the spirit and scope of the present utility model that claims limit, the multiple change in form and details can be carried out to these embodiments.