CN206497206U - A kind of vehicle monitoring system based on integrated navigation and location - Google Patents

Abstract

The utility model provides a kind of vehicle monitoring system based on integrated navigation and location, including car-mounted terminal and Surveillance center；Car-mounted terminal includes CPU module, power module, Beidou navigation locating module, dead-reckoning module, GPRS module, first serial modular converter, second serial modular converter；Surveillance center includes monitoring module, geography information module, database module, interactive software interface；CPU module is connected with Beidou navigation locating module and GPRS module respectively by first serial modular converter and second serial modular converter, and CPU module is connected by I2C buses with dead-reckoning module；Monitoring module communicates with car-mounted terminal, and monitoring module is with GPRS module by GPRS agreement wireless connections, and the vehicle position information received in real time is stored in database module by monitoring module；Car owner passes through interactive software interface real time inspection vehicle position information and the history driving trace of vehicle.

Description

A kind of vehicle monitoring system based on integrated navigation and location

Technical field

The utility model belongs to vehicle monitoring field, and in particular to a kind of vehicle monitoring system based on integrated navigation and location System.

Background technology

Vehicle monitoring system in the market is mainly used in armoured van, cruiser, long-distance passenger transportation car and bus etc. The monitoring and scheduling of special vehicle, the high development difficulty of use cost are big, normal domestic use vehicle are not opened also in addition；Towards family The vehicle monitoring market of personal use or a blank, and the recoverable amount of China's private car is up to 1.3 hundred million so far, such as This huge market be also badly in need of it is a exploitation it is easy, with low cost, using simple vehicle monitoring system.

The content of the invention

To overcome above mentioned problem, the utility model provides a kind of vehicle monitoring system based on integrated navigation and location, including Car-mounted terminal and Surveillance center, car-mounted terminal are made up of hardware module, and Surveillance center is by the software mould developed by carrier of computer Block is constituted；

Car-mounted terminal include CPU module, power module, Beidou navigation locating module, dead-reckoning module, GPRS module, first serial modular converter, second serial modular converter；

Power module is used for CPU module, Beidou navigation locating module, dead-reckoning module, GPRS module, First serial modular converter and second serial modular converter are powered；

CPU module is connected by first serial modular converter with Beidou navigation locating module, central processing unit mould Block is connected by second serial modular converter with GPRS module, and CPU module passes through I2C buses and dead-reckoning module Connection；

When CPU module detect Beidou navigation locating module can be with satellite communication when, CPU module The vehicle position information of Beidou navigation locating module is received, when CPU module detects Beidou navigation locating module with defending When star can not communicate, angle information and displacement information that CPU module is drawn according to dead-reckoning module and last The secondary vehicle position information received carries out dead reckoning, draws new vehicle position information；

Surveillance center includes monitoring module, geography information module, database module, interactive software interface；

Monitoring module communicates with car-mounted terminal, and monitoring module, by GPRS agreement wireless connections, monitors mould with GPRS module The vehicle position information received in real time is stored in database module by block；

Database module uses the processing of SQL Server database realizing data, the positional information for storage of cars；

Car owner is man-machine by interactive software interface real time inspection vehicle position information and the history driving trace of vehicle Realized by geography information module at interactive software interface.

Preferably, the dead-reckoning module includes Together, digital gyroscope and accelerometer, and CPU module passes through I2C Bus is connected with Together, digital gyroscope, and CPU module is connected by I2C buses with accelerometer, works as CPU module When detecting Beidou navigation locating module and can not be communicated with satellite, CPU module receives the angle information of Together, digital gyroscope With the displacement information of accelerometer.

Preferably, the geography information module includes MapInfo softwares and Visual C++ softwares, and geography information module is led to Editor and the secondary development for the map that programming realization is travelled to vehicle are crossed, geography information module sets up map and data by programming Association between library module, geography information module realizes vehicle position information display in real time on the electronic map.

Preferably, the CPU module uses the S3C44B0XARM models of SAMSUNG companies.

Preferably, the Beidou navigation locating module uses model BD-126 modules.

Preferably, the GPRS module uses SIM900A modules.

Preferably, the first serial modular converter and second serial modular converter use MAX232 chips.

Preferably, the Together, digital gyroscope uses CMR3000 models.

Preferably, the accelerometer uses LIS3DH models.

The beneficial effects of the utility model

The Beidou navigation of China's independent research（BDS）It is better than GPS location, BDS on the precision and security of positioning The integrated navigation system for constituting vehicle with dead reckoning can realize being positioned without dead angle for vehicle, and security is good, positioning precision is high.

The features such as GPRS has that the network coverage is wide, not limited by distance, data transfer is fast, using GPRS module by vehicle Real-time vehicle positional information is sent in the monitoring host computer of car owner, and car owner need to only pay the data traffic expense of GPRS numbers, Data communication can be achieved.

The Surveillance center of vehicle only needs to set up in the enterprising edlin exploitation of home computer, and cost is low, exploitation is easy, behaviour Make easy.

Brief description of the drawings

Fig. 1 is the layout of the utility model embodiment 1；

Fig. 2 is the layout of the utility model embodiment 2；

Description of reference numerals：

1st, power module；2nd, CPU module；3rd, Beidou navigation locating module；4th, GPRS module；5th, dead reckoning Module；6th, Together, digital gyroscope；7th, accelerometer；8th, first serial modular converter；9th, second serial modular converter；10th, mould is monitored Block；11st, database module；12nd, geography information module；13rd, interactive software interface；14th, car-mounted terminal；15th, Surveillance center.

Embodiment：

It is specific below in conjunction with this to enable the purpose of this utility model, feature, advantage more obvious and understandable Accompanying drawing in embodiment, the technical scheme in the utility model is clearly and completely described.

The utility model provides a kind of vehicle monitoring system based on integrated navigation and location, as depicted in figs. 1 and 2, including Car-mounted terminal 14 and Surveillance center 15, car-mounted terminal 14 are made up of hardware module, and Surveillance center 15 by carrier of computer by developing Software module composition；

Car-mounted terminal 14 includes CPU module 2, power module 1, Beidou navigation locating module 3, dead reckoning mould Block 5, GPRS module 4, first serial modular converter 8, second serial modular converter 9；

Power module 1 is used for CPU module 2, Beidou navigation locating module 3, dead-reckoning module 5, GPRS moulds Block 4, first serial modular converter 8 and second serial modular converter 9 are powered；

CPU module 2 is connected by first serial modular converter 8 with Beidou navigation locating module 9, center processing Device module 2 is connected by second serial modular converter 9 with GPRS module 4, and CPU module 2 passes through I2C buses and boat position Calculate that module 5 is connected；2 pieces of S3C44B0XARM models using SAMSUNG companies of central processing unit mould；First serial modulus of conversion Block 8 and second serial modular converter 9 can use MAX232 chips；Beidou navigation locating module 3 can use model BD-126 modules; GPRS module 4 can use SIM900A modules；

When CPU module 2 detect Beidou navigation locating module 3 can be with satellite communication when, central processing unit mould Block 2 receives the vehicle position information of Beidou navigation locating module 3, when CPU module 2 detects Beidou navigation positioning mould When block 3 can not communicate with satellite, angle information and displacement information that CPU module 2 is drawn according to dead-reckoning module 3 And the vehicle position information that last time is received carries out dead reckoning, draws new vehicle position information；

Surveillance center 15 includes monitoring module 10, geography information module 12, database module 11, interactive software interface 13；

Monitoring module 10 communicates with car-mounted terminal 14, monitoring module 10 and GPRS module 4 by GPRS agreement wireless connections, The vehicle position information received in real time is stored in database module 11 by monitoring module 10；

Database module 11 is using the processing of SQL Server database realizing data, and the position for storage of cars is believed Breath；

Car owner passes through the real time inspection vehicle position information of interactive software interface 13 and the history driving trace of vehicle, people Realized by geography information module 12 at machine interactive software interface 13.Geography information module 12 can using MapInfo softwares and Visual C++ softwares, the editor for the map that geography information module 12 is travelled by programming realization to vehicle and secondary development, ground Reason information module 12 realizes vehicle position by programming the association set up between map and database module 11, geography information module 12 The display in real time of confidence breath is on the electronic map.

Preferably, dead-reckoning module 5 includes Together, digital gyroscope 6 and accelerometer 7, and CPU module 2 passes through I2C Bus is connected with Together, digital gyroscope 6, and CPU module 2 is connected by I2C buses with accelerometer 7, works as central processing unit When module 2 detects Beidou navigation locating module 3 and can not communicated with satellite, CPU module 2 receives Together, digital gyroscope 6 The displacement information of angle information and accelerometer 7.Together, digital gyroscope 6 can use CMR3000 models, and accelerometer 7 can be used LIS3DH models.

GPRS module uses SIM900A modules, the built-in ICP/IP protocol stack of SIM900A modules, can be built with car owner's computer Vertical wireless network connection, can also carry out SMS communication with car owner's mobile phone.First serial modular converter and second serial conversion MAX232 built-in chip types voltage multiplying circuit and level shifting circuit that module is used, can be achieved the gentle Transistor-Transistor Logic level of serial port power There is provided the voltage data that CPU module is applicable for conversion.

Embodiment of the present utility model is illustrative and not restrictive, and above-described embodiment is only to aid in understanding this reality With new, therefore the utility model is not limited to the embodiment described in embodiment, every by those skilled in the art's root The other embodiments drawn according to the technical solution of the utility model, also belong to the scope of the utility model protection.

Claims (8)

1. a kind of vehicle monitoring system based on integrated navigation and location, it is characterised in that including car-mounted terminal and Surveillance center, car Mounted terminal is made up of hardware module, and Surveillance center is made up of the software module developed by carrier of computer；

Car-mounted terminal includes CPU module, power module, Beidou navigation locating module, dead-reckoning module, GPRS moulds Block, first serial modular converter, second serial modular converter；

Power module is used for CPU module, Beidou navigation locating module, dead-reckoning module, GPRS module, first Serial ports modular converter and second serial modular converter are powered；

CPU module is connected by first serial modular converter with Beidou navigation locating module, and CPU module leads to Cross second serial modular converter to be connected with GPRS module, CPU module is connected by I2C buses with dead-reckoning module；

When CPU module detect Beidou navigation locating module can be with satellite communication when, CPU module receive The vehicle position information of Beidou navigation locating module, when CPU module detect Beidou navigation locating module and satellite without When method communicates, the angle information and displacement information and last time that CPU module is drawn according to dead-reckoning module connect The vehicle position information received carries out dead reckoning, draws new vehicle position information；

Surveillance center includes monitoring module, geography information module, database module, interactive software interface；

Monitoring module communicates with car-mounted terminal, and monitoring module and GPRS module are by GPRS agreement wireless connections, and monitoring module will The vehicle position information received in real time is stored in database module；

Database module uses the processing of SQL Server database realizing data, the positional information for storage of cars；

Car owner passes through interactive software interface real time inspection vehicle position information and the history driving trace of vehicle, man-machine interaction Software interface is realized by geography information module.

2. vehicle monitoring system as claimed in claim 1, it is characterised in that the dead-reckoning module includes Together, digital gyroscope And accelerometer, CPU module is connected by I2C buses with Together, digital gyroscope, and CPU module is total by I2C Line is connected with accelerometer, when CPU module, which detects Beidou navigation locating module, can not be communicated with satellite, center Processor module receives the angle information of Together, digital gyroscope and the displacement information of accelerometer.

3. vehicle monitoring system as claimed in claim 1, it is characterised in that the CPU module uses SAMSUNG The S3C44B0XARM models of company.

4. vehicle monitoring system as claimed in claim 1, it is characterised in that the Beidou navigation locating module uses model BD-126 modules.

5. vehicle monitoring system as claimed in claim 1, it is characterised in that the GPRS module uses SIM900A modules.

6. vehicle monitoring system as claimed in claim 1, it is characterised in that the first serial modular converter and second serial Modular converter uses MAX232 chips.

7. vehicle monitoring system as claimed in claim 2, it is characterised in that the Together, digital gyroscope uses CMR3000 models.

8. vehicle monitoring system as claimed in claim 2, it is characterised in that the accelerometer uses LIS3DH models.