CN207993238U - A kind of Intelligent license-plate of vehicle based on NB-IoT - Google Patents
A kind of Intelligent license-plate of vehicle based on NB-IoT Download PDFInfo
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- CN207993238U CN207993238U CN201820238010.2U CN201820238010U CN207993238U CN 207993238 U CN207993238 U CN 207993238U CN 201820238010 U CN201820238010 U CN 201820238010U CN 207993238 U CN207993238 U CN 207993238U
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- electrically connected
- iot
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- sim7000c
- control mainboard
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Abstract
The utility model proposes a kind of Intelligent license-plate of vehicle based on NB IoT, including：Chargeable power module, control mainboard, NB IoT wireless data transmission modules, the power module is electrically connected with control mainboard and NB IoT wireless data transmission modules respectively, and for powering, the power module is electrically connected with vehicle power supply, for charging；Information of vehicles is stored in the control mainboard, and is electrically connected with NB IoT wireless data transmission modules, and the information of vehicles in control mainboard is directly transferred to information receiving end by NB IoT wireless data transmission modules.The utility model solves the problems, such as license board information acquisition high energy consumption and charging is inconvenient, realizes that low-power consumption is continuously powered.
Description
Technical field
The Vehicle Positioning Equipment field that the utility model is related to be used in large scale industry asset tracking and transportation management industry,
More particularly to a kind of Intelligent license-plate of vehicle based on NB-IoT.
Background technology
Currently, the acquisition of license board information is carried out by taking pictures, and the vehicle where car plate is needed when taking pictures
Speed is reduced, collecting efficiency is low and be easy to cause traffic jam；The acquisition of license board information can also be carried out by communication mode, will
License board information is transferred directly to information receiving end, but this mode needs to connect external power supply, and energy consumption is big and charging is inconvenient
Problem.NB-IoT（Narrow Band Internet of Things）It is the abbreviation based on cellular narrowband Internet of Things, is IoT
A kind of emerging technology of Internet of Things field supports low power consuming devices to be connected in the cellular data of wide area network, has and covers wide, connection
The more, features such as rate is low, at low cost, power consumption is few, framework is excellent.
Utility model content
To solve the problems, such as that license board information acquires high energy consumption in the prior art and charging is inconvenient, the utility model proposes one kind
Intelligent license-plate of vehicle based on NB-IoT.
What the technical solution of the utility model was realized in：
A kind of Intelligent license-plate of vehicle based on NB-IoT, including：Chargeable power module, control mainboard, NB-IoT are without line number
Transmission module, the power module is electrically connected with control mainboard and NB-IoT wireless data transmission modules respectively, for powering, the power supply
Module is electrically connected with vehicle power supply, for charging；Store information of vehicles in the control mainboard, and with NB-IoT wireless data sending moulds
Block is electrically connected, and the information of vehicles in control mainboard is directly transferred to information receiving end by NB-IoT wireless data transmission modules.
Preferably, the NB-IoT wireless data transmission modules include：SIM7000C modules, M2M Internet of Things card, two antennas
Seat, ON-OFF control circuit, power supply indicator, switch indication light and transient diode, SIM7000C modules pass through build-out resistor
One interface J3 of connection with control mainboard for being electrically connected；M2M Internet of Things card insertions enter in the SIM card deck of control mainboard；Switch control
The pin of circuit and SIM7000C module processed is electrically connected；Power supply indicator passes through a transistor switching circuit and SIM7000C moulds
The pin of block is electrically connected；Switch indication light is electrically connected by another transistor switching circuit and the pin of SIM7000C modules；
Two antenna pedestals are electrically connected by transient diode with the communications pins of SIM7000C modules.
Preferably, the master chip of the control mainboard uses low-power chip MSP430F5418A；Peripheral components include
The crystal oscillator chip being electrically connected with two pins of master chip, the I/O interface being electrically connected with a pin of master chip, with master chip
Combined debugging interface electrical connection emulator download terminal, the electric source filter circuit being electrically connected with the power interface of master chip,
The level shifting circuit being electrically connected with the universal serial port of master chip is electrically connected with the data line of master chip and clock cable
FLASH storage chips, the RS485 circuits being electrically connected with the communication serial port of master chip are electrically connected with the communication serial ports of master chip
SIM7000C module interfaces, and the SIM card deck and E-SIM cards that are electrically connected with SIM7000C module interfaces, SIM card deck and
E-SIM cards concatenate.
Preferably, further include sensor assembly and switch module, sensing in the Intelligent license-plate of vehicle based on NB-IoT
Device module is electrically connected with the interface of master chip MSP430F5418A by switch module.
Preferably, sensor assembly includes temperature sensor and pressure sensor, temperature sensor and master chip
MSP430F5418A is electrically connected；The output voltage signal of pressure sensor accesses master chip MSP430F5418A by signal wire.
The beneficial effects of the utility model are：The Intelligent license-plate of vehicle based on NB-IoT of the utility model, using NB-IoT without
Line number transmission module realize low-power consumption acquisition, and can real-time radio transmission, improve collecting efficiency；And utilize chargeable electricity
Source module is electrically connected with vehicle power supply, realizes that low-power consumption is continuously powered.In addition, NB-IoT wireless data transmission modules utilize SIM7000C
Module and antenna pedestal, and be electrically connected by transient diode between SIM7000C modules and antenna pedestal, it further functions as protection and makees
With.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is the electrical block diagram of the Intelligent license-plate of vehicle based on NB-IoT of the utility model；
Fig. 2 is a kind of circuit structure of the NB-IoT wireless data transmission modules of the Intelligent license-plate of vehicle based on NB-IoT of the utility model
Figure；
Fig. 3 is a kind of circuit structure diagram of the control mainboard of the Intelligent license-plate of vehicle based on NB-IoT of the utility model.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Embodiment：A kind of Intelligent license-plate of vehicle based on NB-IoT as described in Figure 1, including：Chargeable power module, control
Mainboard, NB-IoT wireless data transmission modules, sensor assembly and switch module, power module respectively with control mainboard and NB-IoT without
Line number transmission module is electrically connected, and for powering, power module is electrically connected with vehicle power supply, for charging；Vehicle is stored in control mainboard
Information, and being electrically connected with NB-IoT wireless data transmission modules, NB-IoT wireless data transmission modules are by the information of vehicles in control mainboard
It is directly transferred to information receiving end；Sensor assembly is electrically connected with the interface of master chip MSP430F5418A by switch module,
Other information for collection vehicle.
NB-IoT wireless data transmission modules as shown in Figure 2 include：SIM7000C modules, M2M Internet of Things card, two antenna pedestals,
ON-OFF control circuit, power supply indicator, switch indication light and transient diode, SIM7000C modules are connected by build-out resistor
One interface J3 with control mainboard for being electrically connected；M2M Internet of Things card insertions enter in the SIM card deck U6 of control mainboard；Switch control
The pin PWRKEY electrical connections of circuit and SIM7000C modules；Power supply indicator D3 and D4 by a transistor switching circuit and
The pin NETLIGHT electrical connections of SIM7000C modules；Switch indication light D2 by another transistor switching circuit and
The pin STSTUS electrical connections of SIM7000C modules；Two antenna pedestals J1 and J2 pass through transient diode D1 and SIM7000C moulds
The communications pins RF_ANT electrical connections of block.
The master chip of control mainboard as shown in Figure 3 uses low-power chip MSP430F5418A；Peripheral components include with
The 8MHz crystal oscillator chip Y1, the IO being electrically connected with a pin 19 of master chip of two pins 13 and 14 electrical connection of master chip
Interface J7, the emulator being electrically connected with the combined debugging interface 71,72,73,74 and 75 of master chip downloads terminal J4, with master chip
The ends power interface DVCC and AVCC electrical connection electric source filter circuit, be electrically connected with the universal serial port 39,40 and 41 of master chip
Level shifting circuit, the FLASH storage chips being electrically connected with the data line SDA of master chip and clock cable SCL, with main core
The RS485 circuits of communication serial port TXD485 and the RXD485 electrical connection of piece, are electrically connected with the communication serial ports of master chip
SIM7000C module interface J6, and SIM card deck U6 and the E-SIM card U7, SIM that are electrically connected with SIM7000C module interfaces J6
Card deck U6 and E-SIM card U7 concatenations, can select that U6 or U7 is appointed to use, increase the diversity used.Temperature sensor J5 with
The pin 2 of master chip MSP430F5418A is electrically connected；The pin SAP connection signal lines of the output voltage signal of pressure sensor
PA1, the pin PA1 of signal wire PA1 access master chips MSP430F5418A.
The course of work：The Intelligent license-plate of vehicle based on NB-IoT of the utility model is installed on vehicle, is charged using 3.6V electric
Pond powers；Startup power supply switchs, master chip MSP430F5418A control NB-IoT wireless data transmission modules networkings, master chip
The information of vehicles stored in MSP430F5418A is sent to user terminal by NB-IoT wireless data transmission modules.Intelligence based on NB-IoT
Energy car plate also supports GPS positioning function simultaneously；Additional sensor assembly can also be speed on master chip MSP430F5418A
The other types of sensor such as sensor, the other information such as relevant speed of vehicle where can be used for detecting Intelligent license-plate of vehicle.
SIM7000C is multifrequency module, and specific NB associative modes are configured by master chip MSP430F5418A, and signal is strong
Between -54 dBm of Du Yue -110 ....
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection domain within.
Claims (5)
1. a kind of Intelligent license-plate of vehicle based on NB-IoT, which is characterized in that including：Chargeable power module, control mainboard, NB-
IoT wireless data transmission modules, the power module is electrically connected with control mainboard and NB-IoT wireless data transmission modules respectively, for supplying
Electricity, the power module is electrically connected with vehicle power supply, for charging；Information of vehicles, and and NB- are stored in the control mainboard
IoT wireless data transmission modules are electrically connected, and the information of vehicles in control mainboard is directly transferred to information by NB-IoT wireless data transmission modules
Receiving terminal.
2. the Intelligent license-plate of vehicle according to claim 1 based on NB-IoT, which is characterized in that the NB-IoT wireless data sendings mould
Block includes：SIM7000C modules, M2M Internet of Things card, two antenna pedestals, ON-OFF control circuit, power supply indicator, switch indication light with
And transient diode, SIM7000C modules connect an interface J3 by build-out resistor and are used to be electrically connected with control mainboard；M2M objects
Connection card insertion enters in the SIM card deck of control mainboard；ON-OFF control circuit and the electrical connection of the pin of SIM7000C modules；Power supply instruction
Lamp is electrically connected by a transistor switching circuit and the pin of SIM7000C modules；Switch indication light passes through another triode
Switching circuit and the electrical connection of the pin of SIM7000C modules；Two antenna pedestals pass through transient diode and SIM7000C modules
Communications pins are electrically connected.
3. the Intelligent license-plate of vehicle according to claim 2 based on NB-IoT, which is characterized in that the master chip of the control mainboard
Using low-power chip MSP430F5418A；Peripheral components include the crystal oscillator chip being electrically connected with two pins of master chip, with
The I/O interface of the pin electrical connection of master chip, the emulator being electrically connected with the combined debugging interface of master chip download terminal,
The electric source filter circuit being electrically connected with the power interface of master chip, the level conversion electricity being electrically connected with the universal serial port of master chip
Road, the FLASH storage chips being electrically connected with the data line of master chip and clock cable, is electrically connected with the communication serial port of master chip
RS485 circuits, the SIM7000C module interfaces being electrically connected with the communication serial ports of master chip, and with SIM7000C module interfaces
The SIM card deck and E-SIM cards of electrical connection, SIM card deck and E-SIM cards concatenation.
4. the Intelligent license-plate of vehicle according to claim 3 based on NB-IoT, which is characterized in that further include sensor assembly and opening
Module is closed, sensor assembly is electrically connected with the interface of master chip MSP430F5418A by switch module.
5. the Intelligent license-plate of vehicle according to claim 4 based on NB-IoT, which is characterized in that the sensor assembly includes temperature
Degree sensor and pressure sensor, temperature sensor are electrically connected with master chip MSP430F5418A；The output electricity of pressure sensor
Signal is pressed to access master chip MSP430F5418A by signal wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820238010.2U CN207993238U (en) | 2018-02-10 | 2018-02-10 | A kind of Intelligent license-plate of vehicle based on NB-IoT |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820238010.2U CN207993238U (en) | 2018-02-10 | 2018-02-10 | A kind of Intelligent license-plate of vehicle based on NB-IoT |
Publications (1)
| Publication Number | Publication Date |
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| CN207993238U true CN207993238U (en) | 2018-10-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820238010.2U Active CN207993238U (en) | 2018-02-10 | 2018-02-10 | A kind of Intelligent license-plate of vehicle based on NB-IoT |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109345833A (en) * | 2018-11-26 | 2019-02-15 | 中国联合网络通信集团有限公司 | Intelligent license plate, vehicle management method and device |
| CN110164115A (en) * | 2019-06-05 | 2019-08-23 | 河南卓正电子科技有限公司 | A kind of multi-mode Internet of Things wisdom energy source data acquisition terminal |
| CN113093580A (en) * | 2020-01-09 | 2021-07-09 | 中移物联网有限公司 | Intelligent vehicle-mounted number plate |
-
2018
- 2018-02-10 CN CN201820238010.2U patent/CN207993238U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109345833A (en) * | 2018-11-26 | 2019-02-15 | 中国联合网络通信集团有限公司 | Intelligent license plate, vehicle management method and device |
| CN110164115A (en) * | 2019-06-05 | 2019-08-23 | 河南卓正电子科技有限公司 | A kind of multi-mode Internet of Things wisdom energy source data acquisition terminal |
| CN113093580A (en) * | 2020-01-09 | 2021-07-09 | 中移物联网有限公司 | Intelligent vehicle-mounted number plate |
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