CN202486315U - Remote-monitoring tracking device for electric vehicle - Google Patents
Remote-monitoring tracking device for electric vehicle Download PDFInfo
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- CN202486315U CN202486315U CN2012200673756U CN201220067375U CN202486315U CN 202486315 U CN202486315 U CN 202486315U CN 2012200673756 U CN2012200673756 U CN 2012200673756U CN 201220067375 U CN201220067375 U CN 201220067375U CN 202486315 U CN202486315 U CN 202486315U
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Abstract
The utility model relates to a remote-monitoring tracking device for an electric vehicle. The remote monitoring tracking device for the electric vehicle comprises a power management module, a data communication module, a memory module, a Dipper communication module, a gyroscope, an accelerometer, a micro-programmed control unit (MCU), a first port management circuit, a second port management circuit and a controller area network (CAN) port circuit. The power management module is connected with a vehicle-mounted power supply through the first port management circuit. A vehicle management CAN bus and a battery management CAN bus are respectively connected with the CAN port circuit through the first port management circuit. The data communication module and the MCU are respectively connected with the power management module. The data communication module, the memory module, the Dipper communication module, the gyroscope, the accelerometer, the first port management circuit, the second port management circuit and the CAN port circuit are respectively connected with the MCU. Compared with the prior art, the remote-monitoring tracking device for the electric vehicle has the advantages of recording vehicle equipment operating state in a local machine comprehensively and effectively, and being high in positioning accuracy and the like.
Description
Technical field
The utility model relates to a kind of monitoring, tracing device of vehicle, especially relates to a kind of remote monitoring follow-up mechanism that is used for electric vehicle.
Background technology
Relative regular fuel automobile, electric automobile has advantages such as energy efficiency height, environmental protection, is one of Hyundai Motor Development Trend; Existing vehicle remote follow-up service end product; Usually adopt the communication technology and microprocessors such as satellite positioning tech, GSM, CDMA, 3G such as GPS; The basic function of major product is suitable, all comprises vehicle location, functions such as anti-theft and anti-robbing warning, vehicle oil-break power break, display scheduling information.
Existing product technology state is following:
1) is mainly used in the management service of vehicle operating;
2) common monitoring, tracing device does not have the CAN bus, and few devices has 1 road CAN EBI, is used for critical piece work state informations such as collection vehicle body;
3) use GPS as the equipment positioning means basically;
4) alarm signal is passed to Surveillance center usually, and this locality is usually with nowhere to turn to alert indication;
5) can not adapt to the monitoring of electric vehicle;
6) there is not the three axis accelerometer motor pattern to judge;
7) no satnav blind area reckoning loses vehicle location in hypogees such as tunnel.
The utility model content
The purpose of the utility model is exactly to provide a kind of comprehensively effectively at local record vehicle arrangement duty, the remote monitoring follow-up mechanism that is used for electric vehicle that bearing accuracy is high in order to overcome the defective that above-mentioned prior art exists.
The purpose of the utility model can realize through following technical scheme:
A kind of remote monitoring follow-up mechanism that is used for electric vehicle; It is characterized in that, comprise power management module, data communication module, memory module, Big Dipper communication module, gyroscope, accelerometer, MCU, the first interface management circuit, the second interface management circuit and CAN interface circuit;
Described power management module is connected with vehicle power through the first interface management circuit; Described CAN interface circuit is connected with vehicle management CAN bus, battery management CAN bus respectively through the first interface management circuit; Described power management module is connected with data communication module, MCU respectively, and described MCU is connected with data communication module, memory module, Big Dipper communication module, gyroscope, accelerometer, the first interface management circuit, the second interface management circuit, CAN interface circuit respectively.
Described power management module comprises DC-DC change-over circuit, charge management circuit, power supply switch circuit, reserve battery, a LDO, the 2nd LDO, the 3rd LDO, the 4th LDO and Big Dipper power supply;
Described DC-DC change-over circuit is connected with vehicle power through the first interface management circuit; Described DC-DC change-over circuit is connected with charge management circuit, Big Dipper power supply respectively; Described charge management circuit is connected with power supply switch circuit, reserve battery respectively; Described power supply switch circuit is connected with reserve battery; Described power supply switch circuit is connected with a LDO, the 2nd LDO, the 3rd LDO, the 4th LDO respectively, and a described LDO, the 2nd LDO are connected with data communication module respectively, and described the 3rd LDO, the 4th LDO are connected with MCU respectively.
Described data communication module comprises GSM chip, GPS chip, SIM, gps antenna and GSM antenna, and described GSM chip is connected with the GSM antenna, and described GPS chip is connected with gps antenna.
Described memory module comprises flash, ferroelectric memory, SD card and SD card, described SD card and SD card connection.
Described Big Dipper communication module comprises Big Dipper receiver and Big Dipper antenna, and described Big Dipper receiver is connected with Big Dipper antenna.
Described MCU gathers ACC signal, brake signal, mileometer signal, astern signal through the first interface management circuit, and through first interface management circuit output control signal.
Described MCU gathers alarm button signal, empty full signal through the second interface management circuit, and through second interface management circuit outputting alarm voice signal and the alarm indication signal.
Described CAN interface circuit comprises the two-way bus, and this two-way bus is connected with vehicle management CAN bus, battery management CAN bus respectively through the first interface management circuit.
Also comprise the expanding communication interface circuit, described MCU is connected with external data terminal through the expanding communication interface circuit.
Compared with prior art, the utlity model has following advantage:
1) relative existing equipment; Increased by one road CAN EBI, newly-increased interface satisfies the ISO11898-2 consensus standard, is used for the information acquisition of electric battery; Existing equipment can comprise the electric battery duty comprehensively effectively in local record vehicle arrangement duty relatively;
2) on location technology, use combined orientation technology, except supporting the GPS location, also support Big Dipper location;
3) relative existing equipment is supported the dead reckoning technology based on gyroscope and mileage signal, even in the blind area of satellite positioning signal, at short notice, also can accurately locate the reliability that has improved monitoring and followed the trail of continuously;
4) Big Dipper locating module occurs to select the dress form, and whether product detects Big Dipper receiver automatically and install; Whether do not install and need revise the tracker setting.
5) realize long-range the uploading of electric vehicle battery duty, the normal vehicle floor data is uploaded once to central server by setting-up time at interval, and fault data transmits at once;
6) adopt SD card and inner Flash dual mode to keep the CAN bus data simultaneously in this locality, improved the record data degree of safety;
7) when electric battery is unusual, support local sound and light alarm, in time driver is disposed vehicle condition;
8) use MCU to carry out power supply and manage automatically, comprise the Auto-Sensing of supply voltage and the management that the inside and outside battery automaticallyes switch;
9) MCU can pass through different interfaces with data communication module, accomplishes local upgrade;
10) through three axis accelerometer the motion detection pattern is provided, when collision happens, alarms from the trend center;
11) built-in reserve battery when the device external power supply damages, can in time be reported to the police.
Description of drawings
Fig. 1 is the structured flowchart of the utility model;
Fig. 2 is the particular circuit configurations synoptic diagram of the utility model.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is elaborated.
Embodiment
Like Fig. 1, shown in Figure 2; A kind of remote monitoring follow-up mechanism that is used for electric vehicle comprises power management module 1, data communication module 2, memory module 3, Big Dipper communication module 4, gyroscope 5, accelerometer 6, MCU8, the first interface management circuit 9, the second interface management circuit 10 and CAN interface circuit 11; Described power management module 1 is connected with vehicle power through the first interface management circuit 9; Described CAN interface circuit 11 is connected with vehicle management CAN bus, battery management CAN bus respectively through the first interface management circuit 9; Described power management module 1 is connected with data communication module 2, MCU8 respectively, and described MCU8 is connected with data communication module 2, memory module 3, Big Dipper communication module 4, gyroscope 5, accelerometer 6, the first interface management circuit 9, the second interface management circuit 10, CAN interface circuit 11 respectively.
Described power management module 1 comprises DC-DC change-over circuit 101, charge management circuit 102, power supply switch circuit 103, reserve battery 104, a LDO105, the 2nd LDO106, the 3rd LDO107, the 4th LDO108 and Big Dipper power supply 109; Described DC-DC change-over circuit 101 is connected with vehicle power through the first interface management circuit 9; Described DC-DC change-over circuit 101 is connected with charge management circuit 102, Big Dipper power supply 109 respectively; Described charge management circuit 102 is connected with power supply switch circuit 103, reserve battery 104 respectively; Described power supply switch circuit 103 is connected with reserve battery 104; Described power supply switch circuit 103 is connected with a LDO105, the 2nd LDO106, the 3rd LDO107, the 4th LDO108 respectively, and described the one the first LDO105, the 2nd LDO106 are connected with data communication module 2 respectively, and described the 3rd LDO107, the 4th LDO108 are connected with MCU8 respectively.
Described data communication module 2 comprises GSM chip, GPS chip, SIM, gps antenna and GSM antenna, and described GSM chip is connected with the GSM antenna, and described GPS chip is connected with gps antenna.Described memory module comprises flash31, ferroelectric memory 32, SD card 33 and SD card 34, and described SD card 33 is connected with SD card 34.Described Big Dipper communication module 4 comprises Big Dipper receiver 41 and Big Dipper antenna, and described Big Dipper receiver 41 is connected with Big Dipper antenna.
Described MCU8 gathers ACC signal, brake signal, mileometer signal, astern signal through the first interface management circuit 9, and through the first interface management circuit, 9 output control signals.Described MCU8 gathers alarm button signal, empty full signal through the second interface management circuit 10, and through the second interface management circuit, 10 outputting alarm voice signal and alarm indication signals.Described CAN interface circuit 11 comprises the two-way bus; Be respectively a CAN transceiver 111, the 2nd CAN controller 112, the 2nd CAN transceiver 113, the 2nd CAN controller 114, be connected with vehicle management CAN bus, battery management CAN bus respectively through the first interface management circuit 9 respectively.The utility model also comprises expanding communication interface circuit 7, and described MCU8 is connected with external data terminal through expanding communication interface circuit 7.
The utlity model has two-way CAN bus vehicle and battery pack information collection, GPS and Big Dipper location, short message and mobile public network data communication, prepare and carry a part battery, motor pattern detects, report to the police and upload and multiple functions such as local prompting, displacement warning, oil-break power break; Support external data terminal, supporting not start shooting, shell is upgraded and the ability of long-range OTA upgrade applications.
The utility model module realizes that the utility model special feature is outside the conventional truck tracker function:
1) strengthened the monitoring function of electric vehicle, two-way CAN EBI has been set on the equipment, supported two-way ISO 11898-2 consensus standard CAN bus, can comprise the electric battery duty comprehensively effectively in local record vehicle arrangement duty;
2) use the integrated positioning pattern, except supporting the GPS location, also support Big Dipper location;
Continuous location when 3) supporting to use gyrostatic satnav blind area;
4) the electric vehicle floor data is uploaded: the normal vehicle floor data is uploaded once to central server by setting-up time at interval, and fault data transmits at once.
5) adopt SD card and inner Flash dual mode to keep the CAN bus data simultaneously in this locality;
6) have the local alarm indication: support local sound and light alarm, in time driver is disposed vehicle condition;
7) support artificial alarm: when being in an emergency, support local artificial alarm
8) MCU carries out power management and anti-program deadlock management;
9) three axis accelerometer provides the motor pattern alarm, the alarm when providing vehicle unexpected;
The concrete realization as follows:
1) DC-DC change-over circuit 101 uses the TI DC-DC of company change-over circuit, the DC12V/24V vehicle power is transformed the 5V power supply supply terminal inner to use;
2) use 2 5V-3.0V LDO to give data communication module 2 power supplies and other peripheral circuit power supplies respectively;
3) MCU8 adopts 32 MCU of Cortex M3, and model EFM32G380 comprises on the software function that as terminal management core single-chip microcomputer externally fed voltage is discerned automatically, adapted to, inside and outside power supply handover management, the management of communication module software operation state; CAN data parsing, record, arrangement, transmission; The collection of external switch signal, the realization of control output signal; Realization of dead reckoning algorithm or the like;
4) data communication module 2, and this module includes Si4904 GSM single-chip Jupiter F2 GPS module, support TCP/IP, udp protocol and note, operation monitoring tracker communication application program in Si4904.
5) reserve battery 104 adopts 3.7V, and the 800mAh lithium battery is as reserce cell;
6) adopt ferroelectric memory, Ramtron FM25CL64B-G preserves as the quick sampling data, adopts the Flash storer, and Atmel AT25DF161-SH-T is as data recording;
7) adopt standard SD card to write down long CAN data;
8) adopting UM220 BD2/GPS module to be used for Big Dipper signal receives and resolves;
9) adopt EPSON XV8000CB gyroscope, in conjunction with vehicle mileage signal, adopt the dead reckoning technology, calculate the position location when realizing the satnav blind area;
10) adopt Freescales 3-axis acceleration MMA8452QR1 to realize the detection of state of motion of vehicle;
11) AD of MCU samples and checks exterior vehicle cell voltage and lithium battery voltage, when Vehicular battery voltage is low, closes the DC-DC circuit, stops using vehicle power supply; Close GPRS data sending function when forcing down detecting, prolong the lithium battery working time with lithium battery.Externally Vehicular battery voltage recovers just often, recovers to use vehicle power supply.
12) the expanding communication interface circuit 7: adopt the signaling interface connector to connect external data terminal or PC, adopt the RS232 level to communicate by letter with data terminal;
13) interface management circuit: adopt double 4.2mm spacing on the hardware, one of one of 14 core connector and 16 core connector are connected with external signal, power supply.
14) CAN interface circuit: two-way CAN bus, adopt NXP TJA1051T/3 interface chip to realize, connect vehicle management CAN bus and battery management CAN bus respectively, meet the ISO11898-2 agreement;
15) leave gold-plated reversal connection SMA radio frequency socket, connect external gps antenna;
16) leave gold-plated SMA radio frequency socket, connect external BD2 antenna;
17) leave nickel plating SMA radio frequency socket, connect external GSM antenna.
Claims (6)
1. remote monitoring follow-up mechanism that is used for electric vehicle; It is characterized in that, comprise power management module, data communication module, memory module, Big Dipper communication module, gyroscope, accelerometer, MCU, the first interface management circuit, the second interface management circuit and CAN interface circuit;
Described power management module is connected with vehicle power through the first interface management circuit; Described CAN interface circuit is connected with vehicle management CAN bus, battery management CAN bus respectively through the first interface management circuit; Described power management module is connected with data communication module, MCU respectively, and described MCU is connected with data communication module, memory module, Big Dipper communication module, gyroscope, accelerometer, the first interface management circuit, the second interface management circuit, CAN interface circuit respectively.
2. a kind of remote monitoring follow-up mechanism that is used for electric vehicle according to claim 1; It is characterized in that described power management module comprises DC-DC change-over circuit, charge management circuit, power supply switch circuit, reserve battery, a LDO, the 2nd LDO, the 3rd LDO, the 4th LDO and Big Dipper power supply;
Described DC-DC change-over circuit is connected with vehicle power through the first interface management circuit; Described DC-DC change-over circuit is connected with charge management circuit, Big Dipper power supply respectively; Described charge management circuit is connected with power supply switch circuit, reserve battery respectively; Described power supply switch circuit is connected with reserve battery; Described power supply switch circuit is connected with a LDO, the 2nd LDO, the 3rd LDO, the 4th LDO respectively, and a described LDO, the 2nd LDO are connected with data communication module respectively, and described the 3rd LDO, the 4th LDO are connected with MCU respectively.
3. a kind of remote monitoring follow-up mechanism that is used for electric vehicle according to claim 1; It is characterized in that; Described data communication module comprises GSM chip, GPS chip, SIM, gps antenna and GSM antenna; Described GSM chip is connected with the GSM antenna, and described GPS chip is connected with gps antenna.
4. a kind of remote monitoring follow-up mechanism that is used for electric vehicle according to claim 1 is characterized in that described memory module comprises flash, ferroelectric memory, SD card and SD card, described SD card and SD card connection.
5. a kind of remote monitoring follow-up mechanism that is used for electric vehicle according to claim 1 is characterized in that described Big Dipper communication module comprises Big Dipper receiver and Big Dipper antenna, and described Big Dipper receiver is connected with Big Dipper antenna.
6. a kind of remote monitoring follow-up mechanism that is used for electric vehicle according to claim 1 is characterized in that, also comprises the expanding communication interface circuit, and described MCU is connected with external data terminal through the expanding communication interface circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200673756U CN202486315U (en) | 2012-02-27 | 2012-02-27 | Remote-monitoring tracking device for electric vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200673756U CN202486315U (en) | 2012-02-27 | 2012-02-27 | Remote-monitoring tracking device for electric vehicle |
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| CN202486315U true CN202486315U (en) | 2012-10-10 |
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| CN2012200673756U Expired - Fee Related CN202486315U (en) | 2012-02-27 | 2012-02-27 | Remote-monitoring tracking device for electric vehicle |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103489230A (en) * | 2013-09-17 | 2014-01-01 | 启明信息技术股份有限公司 | New energy automobile CAN bus data wireless transmission vehicle data recorder device |
| CN103995266A (en) * | 2014-06-05 | 2014-08-20 | 南通鸿鹄信息技术有限公司 | Data collecting system based on CAN buses |
| CN104835218A (en) * | 2015-05-11 | 2015-08-12 | 上海航盛实业有限公司 | Rotational speed signal acquisition system of driving recorder |
| US11818234B2 (en) | 2020-10-30 | 2023-11-14 | Toyota Motor Engineering & Manufacturing North America, Inc. | Methods and systems for transmitting messages using communication protocols specific to data formats of these messages |
-
2012
- 2012-02-27 CN CN2012200673756U patent/CN202486315U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103489230A (en) * | 2013-09-17 | 2014-01-01 | 启明信息技术股份有限公司 | New energy automobile CAN bus data wireless transmission vehicle data recorder device |
| CN103489230B (en) * | 2013-09-17 | 2016-02-03 | 启明信息技术股份有限公司 | A kind of new-energy automobile CAN data wireless transmission vehicle flight recorder device |
| CN103995266A (en) * | 2014-06-05 | 2014-08-20 | 南通鸿鹄信息技术有限公司 | Data collecting system based on CAN buses |
| CN104835218A (en) * | 2015-05-11 | 2015-08-12 | 上海航盛实业有限公司 | Rotational speed signal acquisition system of driving recorder |
| US11818234B2 (en) | 2020-10-30 | 2023-11-14 | Toyota Motor Engineering & Manufacturing North America, Inc. | Methods and systems for transmitting messages using communication protocols specific to data formats of these messages |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121010 Termination date: 20180227 |
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| CF01 | Termination of patent right due to non-payment of annual fee |