CN207758725U - A kind of new-energy automobile remote monitoring terminal - Google Patents
A kind of new-energy automobile remote monitoring terminal Download PDFInfo
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- CN207758725U CN207758725U CN201721422135.2U CN201721422135U CN207758725U CN 207758725 U CN207758725 U CN 207758725U CN 201721422135 U CN201721422135 U CN 201721422135U CN 207758725 U CN207758725 U CN 207758725U
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Abstract
The utility model provides a kind of new-energy automobile remote monitoring terminal, including processor unit, CAN interface unit, IC card administrative unit, storage unit, low-power consumption wakeup unit, alarm unit, GPS positioning unit and GPRS communication units.The utility model is by CAN bus to vehicle operating status itself, entire car controller, battery management system, electric machine controller, the other associated accessory informations of new energy are acquired, the information exchange between relevant information and usb communication technology realization vehicle monitor terminal and driver is stored using data storage technology, GPS positioning technology realizes the application of vehicle GPS, effective means is provided for the positioning and guarantee of vehicle, the GPRS communication technologys realize the data exchange of vehicle monitor terminal and monitoring management platform, it is capable of the position of real-time display new-energy automobile, failure, state, the information such as basic data.
Description
Technical field
The utility model is related to new-energy automobile monitoring technology field, more particularly to a kind of new-energy automobile remote monitoring is whole
End.
Background technology
New-energy automobile refer to using unconventional vehicle fuel (or using conventional vehicle fuel but load new type power fill
Set), the automobile with new technology, new construction and advanced technology principle.Wherein pure electric automobile (BEV), hybrid electric vapour
Vehicle (HEV) and fuel cell electric vehicle (FCEV) development prospect are the best, and at present country widely popularize it is main new
Energy vehicle.
Currently, hybrid vehicle and the development of pure electric automobile technology are more mature, in what is researched and developed and produce as a trial
Stage, and some technological deficiencies are inevitably understood before vehicle prepattern.In order to improve the reliability of operation and reduce risk, develop
It is to be highly desirable that a set of Research on Vehicle Remote Monitoring System Based on GPRS carries out remote monitoring, status assessment and fault diagnosis to new-energy automobile
's.
Utility model content
(1) the technical issues of solving
To solve the above-mentioned problems, the utility model provides a kind of new-energy automobile remote monitoring terminal, can be real-time
It shows the information such as position, failure, state, the basic data of new-energy automobile, guarantor is played to the safe operation of new-energy automobile
Barrier acts on.
(2) technical solution
A kind of new-energy automobile remote monitoring terminal, including processor unit, CAN interface unit, IC card administrative unit, deposit
Storage unit, low-power consumption wakeup unit, alarm unit, GPS positioning unit and GPRS communication units；
The processor unit connects automobile CAN-bus by the CAN interface unit, and acquisition hangs over the CAN bus
On information acquisition unit data；
The IC card administrative unit is connected with each other with the processor unit, and USB export data or end are carried out using IC card
Nullify management in end；
The storage unit is connected with each other with the processor unit, is deposited to the data of processor unit acquisition
Storage；
The low-power consumption wakeup unit is connected with each other with the processor unit, after parking of automobile, by key or is filled
Electric signal wakes up terminal, makes it into working condition；
The alarm unit and the processor unit are connected with each other, and pair are connect in exception or terminal with the CAN bus
Situations such as portion's failure, carries out warning reminding；
The GPS positioning unit is connected with each other with the processor unit, receives the navigation electricity that GPS positioning satellite is sent
Text is used for determining vehicle location in real time, tracks vehicle running orbit；
The processor unit is wirelessly connected by the GPRS communication units and monitoring management platform, by new energy,
The data of GPS, vehicle itself are sent to the monitoring management platform.
Further, the processor unit selects the microcontroller LPC2388 based on ARM7TDMI-S.
Further, the CAN interface unit selects general CAN isolated transceivers CTM8251AT.
Further, the storage unit is SD card.
Further, the GPS positioning unit includes GPS module, the first inductance, first resistor and the first capacitance, wherein
The GPS module is 24pin Ublox NEO 5Q.
Further, the GPRS communication units include GSM/GPRS modules, second resistance, 3rd resistor and the second electricity
Hold；The wherein described GSM/GPRS modules are 68pin SIM900, and second capacitance is electrolytic capacitor.
(3) advantageous effect
The utility model provides a kind of new-energy automobile remote monitoring terminal, is run to vehicle itself by CAN bus
The other associated accessory informations of state, entire car controller, battery management system, electric machine controller, new energy are acquired, and utilize number
The information exchange between relevant information and usb communication technology realization vehicle monitor terminal and driver, GPS are stored according to memory technology
Location technology realizes the application of vehicle GPS, provides effective means for the positioning and guarantee of vehicle, the GPRS communication technologys are realized vehicle-mounted
The data exchange of monitor terminal and monitoring management platform is capable of position, failure, state, the basis of real-time display new-energy automobile
The information such as data play guaranteeing role to the safe operation of new-energy automobile, and for the improvement of new-energy automobile provide according to
According to system power dissipation is low, and real-time is good, and stable and reliable operation is powerful, and using flexible is with good expansibility, can
To be compatible with a variety of new energy vehicles such as pure electric automobile, hybrid vehicle.
Description of the drawings
Fig. 1 is a kind of system structure diagram of new-energy automobile remote monitoring terminal involved by the utility model.
Fig. 2 is that a kind of CAN interface element circuit of new-energy automobile remote monitoring terminal involved by the utility model connects
Map interlinking.
Fig. 3 is that a kind of GPS positioning unit circuit of new-energy automobile remote monitoring terminal involved by the utility model is former
Reason figure.
Fig. 4 is that a kind of GPRS communication units circuit of new-energy automobile remote monitoring terminal involved by the utility model is former
Reason figure.
Specific implementation mode
The embodiment involved by the utility model is described in further details below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of new-energy automobile remote monitoring terminal, including processor unit, CAN interface unit, IC card
Administrative unit, storage unit, low-power consumption wakeup unit, alarm unit, GPS positioning unit and GPRS communication units；Processor list
Member connects automobile CAN-bus by CAN interface unit, and acquisition hangs over the data of the information acquisition unit in CAN bus；IC card pipe
It manages unit to be connected with each other with processor unit, USB export data or terminal log-down management is carried out using IC card；Storage unit and place
It manages device unit to be connected with each other, the data of processor unit acquisition is stored；Low-power consumption wakeup unit and processor unit phase
It connects, after parking of automobile, terminal is waken up by key or charging signals, makes it into working condition；Alarm is single
Member is connected with each other with processor unit, and situations such as pair exception or terminal inner failure being connect with CAN bus carries out warning reminding；
GPS positioning unit is connected with each other with processor unit, receives the navigation message that GPS positioning satellite is sent, and is used for determining vehicle in real time
Vehicle running orbit is tracked in position；Processor unit is wirelessly connected by GPRS communication units and monitoring management platform, will be new
The data of the energy, GPS, vehicle itself are sent to monitoring management platform.
Processor unit selects the microcontroller LPC2388 based on ARM7TDMI-S, is 16/32 8-digit microcontroller of single-chip,
Operating voltage is 5V, exports 3.3V, running frequency 72MHz.Its built-in 512kB high speeds flash storage, can 100,000 times repeatedly
Erasable, 2.0 equipment of self-carried USB/host/OTG, 4 UART ports reserve two-way CAN interface, and 3 I2C and I2S connect
Mouthful, up to 104 are GPIO mouthfuls quick, carry the SD card interface of parallel mode, carry the real-time clock of independent current source pin, clock
Source may be configured as RTC oscillator or APB clocks.
Signal gathering unit is the already installed sensor device of vehicle itself, mainly to information of vehicles, full-vehicle control
The data such as device information, electric machine controller information, battery management system, Vehicular charger are acquired and parse, and by acquisition
Data are placed on above CAN bus.
CAN (controller LAN) is to use one of widest bus in the world, by then passing through differential mode transmission,
Its with simple in structure, transmission range farther out, rate is very fast, number of nodes is free, the characteristics such as safe and reliable, make it in automotive electronics
Field is concerned.CAN bus exchanges information between being designed in ECU (vehicle electronic control unit), to constitute automobile
Electric network.
Monitor terminal uses the high-speed CAN transceiver of automotive grade, complies fully with ISO11898 standard low-power consumption modes, can lead to
It crosses CAN bus and wakes up the reserved two-way CAN interfaces of LPC2388.CAN interface module is mainly used for completing the communication with CAN bus,
Data needed for receiving realize the noiseless communication between monitor terminal and automotive interior control system.CAN interface module selection connects
The very simple general CAN isolated transceivers CTM8251AT of mouth circuit, its major function is by CAN controller LPC2388
Logic level transition is the differential level of CAN bus, in addition, CTM8251AT is also with total to CAN controller LPC2388 and CAN
Buffer action between line, isolated power supply is up to DC2500V.As shown in Fig. 2, CAN controller LPC2388 passes through its UART1 mouthfuls
It is communicated to connect with CAN isolated transceivers U1CTM8251AT, the CAN_H feet of CTM8251AT meet the high data bit of CAN bus, CAN_L
Connect low bit.LPC2388 acquires the data information in CAN bus by CTM8251AT.
Monitor terminal can export data by GPRS network transmission data or USB, and carrying out USB using IC card exports data
Management.The information of vehicles of all monitored new-energy automobiles can all be entered into monitoring management platform, and need the monitoring nullified
Terminal, will also be unregistered on monitoring management platform, and terminal log-down management is monitored also with IC card.
Storage unit carries out data massive store using 4G SD cards.Monitor terminal is broadly divided into two kinds of storages：
Flash storages and external SD card built in LPC2388 store.Information of vehicles, monitor terminal parameter, new energy parameter, calibration value
It is stored in Flash by specific structure, alarm, state and the data of new-energy automobile are stored in document form in SD card.
Monitor terminal carries out low-power consumption wake-up using the external interrupt input of LPC2388.After new-energy automobile parking, prison
Control terminal can enter low-power consumption mode, be carried out to monitor terminal by key signal, Vehicular charger or external charging stake signal
It wakes up, makes it into working condition.
Monitor terminal can trigger various faults alarm, such as without CAN message alarm, internal fault alarm.
As shown in figure 3, GPS positioning unit includes GPS module U2, inductance L1, resistance R1 and capacitance C1, wherein GPS module
U2 is 24pin Ublox NEO 5Q.The module supports the output of NEMA0183V3.0 consensus standards, Transistor-Transistor Logic level interface, Bu Nengzhi
It connects and is connected with LPC2388, it is necessary to first pass through after Transistor-Transistor Logic level is converted into RS232 level by MAX3232, just can connect to
The UART2 mouths of LPC2388.Ublox NEO 5Q pins 20 (TxD1) and pin 21 (RxD1) respectively by MAX3232 with
Pin GPS _ TX of LPC2388 is connected with pin GPS _ RX.Positioning accuracy is less than 2.5m, and limitation operating rate is up to 1000 sections,
It is equivalent to 515m/s, there are 50 channel satellite receiving functions, 2.7~3.6V of operating voltage, the startup time is short, low in energy consumption, at full speed
Pattern 135mW, positioning is quick, provides multiple interfaces, convenient for extension.It when module works on power, is communicated, is led to LPC2388
Initialize installation timing output GPS satellite navigation text is crossed, LPC2388 parses GPS satellite navigation text, extracts day
The master data that the useful informations such as phase, time, longitude and latitude and vehicular speeds are monitored as monitoring management platform is used for determining in real time
Vehicle location tracks vehicle running orbit.When monitor terminal works on power, GPS module Ublox NEO 5Q are at regular intervals
The GPS satellite navigation text received is just transferred to LPC2388 by serial ports, LPC2388 programming Controls read navigation message
Time interval, with reduce power consumption and save communication cost.
As shown in figure 4, GPRS communication units include GSM/GPRS modules U3, resistance R2, resistance R3 and capacitance C2；Wherein
GSM/GPRS modules U3 is 68pin SIM900, and capacitance C2 is electrolytic capacitor.SIM900 is four frequency band GSMs of technical grade/GPRS moulds
Block, it is small, it is low in energy consumption, it can fast and safely be reliably achieved short message service and GPRS data wireless transmission.SIM900
Embedded PPP dialing protocols and ICP/IP protocol stack, module operating voltage are 3.4~4.5V, can be operated in 850/900/1800/
Tetra- frequency ranges of 1900MHz.LPC2388 is communicated by UART3 mouthfuls with SIM900, the pin 9 (TXD_O) and pin of SIM900
10 (RXD_I) are needed by could be with the pin GPRS_TX and pin GPRS_RX of LPC2388 after MAX3232 chip level conversions
It is connected.The communication protocol of SIM900 and STM32F103RBT6 is AT Command Set, and STM32F103RBT6 can by sending AT instructions
To control SIM900, operating mode is set, transmission rate is set as 115200b/s.SIM card built in SIM900 modules into
Row communication.What the remote data transmission of monitor terminal was mainly realized by GPRS network, new energy data, GPS data, vehicle
Data itself is sent to GPRS network, and monitoring management platform obtains these data by GPRS network and stored, analyzes, shows
Show.
The utility model provides a kind of new-energy automobile remote monitoring terminal, is run to vehicle itself by CAN bus
The other associated accessory informations of state, entire car controller, battery management system, electric machine controller, new energy are acquired, and utilize number
The information exchange between relevant information and usb communication technology realization vehicle monitor terminal and driver, GPS are stored according to memory technology
Location technology realizes the application of vehicle GPS, provides effective means for the positioning and guarantee of vehicle, the GPRS communication technologys are realized vehicle-mounted
The data exchange of monitor terminal and monitoring management platform is capable of position, failure, state, the basis of real-time display new-energy automobile
The information such as data play guaranteeing role to the safe operation of new-energy automobile, and for the improvement of new-energy automobile provide according to
According to system power dissipation is low, and real-time is good, and stable and reliable operation is powerful, and using flexible is with good expansibility, can
To be compatible with a variety of new energy vehicles such as pure electric automobile, hybrid vehicle.
Embodiment described above is only that preferred embodiments of the present invention are described, not to this practicality
Novel conception and scope is defined.Without departing from the design concept of the present utility model, ordinary people in the field couple
The all variations and modifications that the technical solution of the utility model is made, should fall within the protection scope of the present utility model, this reality
With novel claimed technology contents, all record in detail in the claims.
Claims (6)
1. a kind of new-energy automobile remote monitoring terminal, it is characterised in that：Including processor unit, CAN interface unit, IC card pipe
Manage unit, storage unit, low-power consumption wakeup unit, alarm unit, GPS positioning unit and GPRS communication units；
The processor unit connects automobile CAN-bus by the CAN interface unit, and acquisition is hung in the CAN bus
The data of information acquisition unit；
The IC card administrative unit is connected with each other with the processor unit, carries out USB export data using IC card or terminal is noted
Pin pipe is managed；
The storage unit is connected with each other with the processor unit, is stored to the data of processor unit acquisition；
The low-power consumption wakeup unit is connected with each other with the processor unit, after parking of automobile, is believed by key or charging
Number terminal is waken up, makes it into working condition；
The alarm unit and the processor unit are connected with each other, and pair connect exception with the CAN bus or terminal inner is former
The case where barrier, carries out warning reminding；
The GPS positioning unit is connected with each other with the processor unit, receives the navigation message that GPS positioning satellite is sent, and is used
To determine vehicle location, tracking vehicle running orbit in real time；
The processor unit is wirelessly connected by the GPRS communication units and monitoring management platform, by new energy, GPS, vehicle
Data of itself are sent to the monitoring management platform.
2. a kind of new-energy automobile remote monitoring terminal according to claim 1, it is characterised in that：The processor unit
Select the microcontroller LPC2388 based on ARM7TDMI-S.
3. a kind of new-energy automobile remote monitoring terminal according to claim 1, it is characterised in that：The CAN interface list
Member selects general CAN isolated transceivers CTM8251AT.
4. a kind of new-energy automobile remote monitoring terminal according to claim 1, it is characterised in that：The storage unit is
SD card.
5. a kind of new-energy automobile remote monitoring terminal according to claim 1, it is characterised in that：The GPS positioning list
Member includes GPS module, the first inductance, first resistor and the first capacitance, wherein the GPS module is 24pin Ublox NEO
5Q。
6. a kind of new-energy automobile remote monitoring terminal according to claim 1, it is characterised in that：The GPRS communication units
Member includes GSM/GPRS modules, second resistance, 3rd resistor and the second capacitance；The wherein described GSM/GPRS modules are 68pin
SIM900, second capacitance are electrolytic capacitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721422135.2U CN207758725U (en) | 2017-10-30 | 2017-10-30 | A kind of new-energy automobile remote monitoring terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721422135.2U CN207758725U (en) | 2017-10-30 | 2017-10-30 | A kind of new-energy automobile remote monitoring terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207758725U true CN207758725U (en) | 2018-08-24 |
Family
ID=63178800
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721422135.2U Expired - Fee Related CN207758725U (en) | 2017-10-30 | 2017-10-30 | A kind of new-energy automobile remote monitoring terminal |
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| Country | Link |
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| CN (1) | CN207758725U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111055786A (en) * | 2018-10-16 | 2020-04-24 | 合肥工业大学智能制造技术研究院 | Electric automobile intelligence vehicle-mounted terminal and electric automobile |
| CN112305345A (en) * | 2020-10-19 | 2021-02-02 | 北斗星通智联科技有限责任公司 | Vehicle-mounted navigator interface state recovery method, device and system and electronic equipment |
-
2017
- 2017-10-30 CN CN201721422135.2U patent/CN207758725U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111055786A (en) * | 2018-10-16 | 2020-04-24 | 合肥工业大学智能制造技术研究院 | Electric automobile intelligence vehicle-mounted terminal and electric automobile |
| CN112305345A (en) * | 2020-10-19 | 2021-02-02 | 北斗星通智联科技有限责任公司 | Vehicle-mounted navigator interface state recovery method, device and system and electronic equipment |
| CN112305345B (en) * | 2020-10-19 | 2024-01-30 | 北斗星通智联科技有限责任公司 | Vehicle-mounted navigator interface state recovery method, device and system and electronic equipment |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180824 Termination date: 20181030 |
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| CF01 | Termination of patent right due to non-payment of annual fee |