CN214728279U - Intelligent charging pile system based on NB-IOT - Google Patents

Intelligent charging pile system based on NB-IOT Download PDF

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Publication number
CN214728279U
CN214728279U CN202121261775.6U CN202121261775U CN214728279U CN 214728279 U CN214728279 U CN 214728279U CN 202121261775 U CN202121261775 U CN 202121261775U CN 214728279 U CN214728279 U CN 214728279U
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China
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charging
module
instruction
input
onenet
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Expired - Fee Related
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CN202121261775.6U
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Chinese (zh)
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赵正伟
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Guangxi University for Nationalities
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Guangxi University for Nationalities
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/12—Electric charging stations
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/16—Information or communication technologies improving the operation of electric vehicles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/16—Information or communication technologies improving the operation of electric vehicles
    • Y02T90/167—Systems integrating technologies related to power network operation and communication or information technologies for supporting the interoperability of electric or hybrid vehicles, i.e. smartgrids as interface for battery charging of electric vehicles [EV] or hybrid vehicles [HEV]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S30/00—Systems supporting specific end-user applications in the sector of transportation
    • Y04S30/10—Systems supporting the interoperability of electric or hybrid vehicles
    • Y04S30/12—Remote or cooperative charging

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  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The utility model discloses an intelligent charging stake system based on NB-IOT relates to and fills the electric pile field, this intelligent charging stake system based on NB-IOT, include: the ONENET platform is used for receiving the instruction of the cloud server and outputting the instruction to the NB module; the NB module is used for receiving an ONENET instruction and outputting the ONENET instruction to the ARM controller; the ARM controller is used for providing start-stop control, safe emergency stop control and battery full-charge state reading; compared with the prior art, the beneficial effects of the utility model are that: according to the scheme, the function of the NB-IOT module is expanded on the basis of the direct-current charging pile, meanwhile, the WeChat applet is used as an operation and charging interface, so long as a mobile network is available, a user can use the WeChat applet by scanning codes, the operation threshold of the user is simplified, objects and people are well connected, and effective monitoring, charging and management of a charging process are enhanced; a charging link is simplified; humanized design, the simplification operation interface lets the user in time know and fills electric pile current state.

Description

Intelligent charging pile system based on NB-IOT
Technical Field
The utility model relates to a fill the electric pile field, specifically be an intelligent charging stake system based on NB-IOT.
Background
The charging pile has the function similar to an oiling machine in a gas station, can be fixed on the ground or on the wall, is installed in public buildings (public buildings, markets, public parking lots and the like) and residential district parking lots or charging stations, and can charge various types of electric vehicles according to different voltage grades. At present, the main single direct current charging piles of the charging pile types and the direct current charging pile with the card reader are used.
Stand-alone direct current fills electric pile: the input voltage of the direct current charging pile adopts three-phase four-wire AC380V +/-15%, the frequency is 50Hz, the output is adjustable direct current, and the direct current charging pile directly charges a power battery of an electric automobile. Enough power can be provided, the output voltage and current adjustment range is large, and the requirement of quick charge can be met. The disadvantage is poor charging.
Take direct current of card reader to fill electric pile: although the charging problem of a single direct current charging pile can be solved, a wired network is built, the installation cost is increased, the outdoor installation is influenced by a human-computer interface, and a user needs to handle the charging pile before using the charging pile and forgets to take the charging pile to use the charging pile.
It is convenient inadequately not to fill electric pile for two kinds, needs a new electric pile that fills.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an intelligent charging stake system based on NB-IOT to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
an NB-IOT based intelligent charging pile system, comprising:
the circuit breaker is used for breaking a circuit when the input three-phase alternating current is overlarge, and protecting other parts of the charging pile circuit;
the three-phase electric meter is used for detecting the size of three-phase alternating current input by the power grid;
the charging module is used for converting the three-phase alternating current into direct current which can be accepted by the battery;
the direct current meter is used for detecting the direct current output by the charging module;
the direct current contactor is used for conducting or breaking a circuit;
the fuse is used for disconnecting the circuit when the input direct current is overlarge, and preventing the battery from being damaged due to overlarge voltage in the charging process of the battery to be charged;
the charging gun is used as a voltage transportation device and outputs direct current to a battery to be charged;
the WeChat small program is used for checking the position of the charging pile and reserving the charging pile before charging; when charging, displaying the electric quantity of the battery to be charged; after charging, paying the charging fee;
the cloud server is used for being connected with the WeChat opening platform through a first interface protocol and transmitting an operation instruction of a user in the WeChat applet to the cloud server; the second interface protocol is connected with the ONENET platform, data on the ONENET platform are acquired, and an operation instruction is issued to the ONENET platform;
the ONENET platform is used for receiving the instruction of the cloud server and outputting the instruction to the NB module;
the NB module is used for receiving an ONENET instruction and outputting the ONENET instruction to the ARM controller;
the ARM controller is used for providing start-stop control, safe emergency stop control and battery full-charge state reading; before charging, the ARM controller inquires the battery BMS firstly, the BMS returns a message of whether charging is allowed or not and how much voltage and current can be accepted, and then the ARM controller issues an instruction to the charging module and controls the starting and stopping of the direct current contactor at the same time; each instruction carried out by the ARM controller is used as a log and uploaded to the ONENET platform through the NB module.
As a further aspect of the present invention: the input of input circuit breaker connects the electric wire netting, the first input of the module of charging is connected to input circuit breaker's output, the input of three-phase ammeter, direct current ammeter input is connected to the output of the module of charging, direct current contactor's first input, the input of fuse is connected to direct current contactor's output, the rifle input that charges is connected to the output of fuse, the battery of waiting to charge is connected to the output of rifle, the input of cloud ware is connected to the output of little letter procedure, the oneet platform input is connected to the output of cloud ware, the input of NB module is connected to the output of oneet platform, ARM controller input is connected to the output of NB module, the second input of the module of charging is connected to the first output of ARM controller, the second input of direct current contactor is connected to the second output of ARM controller.
As a further aspect of the present invention: fill electric pile and include the box, box bottom fixed connection support one end, support other end fixed connection base upper surface geometry central point puts, and the rifle that charges is pegged graft to box one side, and the same surface of box is equipped with little procedure two-dimensional code and accounting description, power indicator, networking pilot lamp, operation pilot lamp, trouble lamp.
As a further aspect of the present invention: the rifle circuit that charges includes: DC +, DC-: a direct current power supply line;
PE: a device ground line;
s +, S-: a charging communication line;
CC1, CC 2: a charging connection confirmation line;
a +, A-: a low voltage auxiliary power supply line.
As a further aspect of the present invention: the acceptable range of the three-phase alternating current input by the power grid is 380V +/-15%.
Compared with the prior art, the beneficial effects of the utility model are that: according to the scheme, the function of the NB-IOT module is expanded on the basis of the direct-current charging pile, meanwhile, the WeChat applet is used as an operation and charging interface, so long as a mobile network is available, a user can use the WeChat applet by scanning codes, the operation threshold of the user is simplified, objects and people are well connected, and effective monitoring, charging and management of a charging process are enhanced; a charging link is simplified; humanized design, the simplification operation interface lets the user in time know and fills electric pile current state.
Drawings
Fig. 1 is a schematic diagram of an NB-IOT-based intelligent charging pile system.
Fig. 2 is an appearance diagram of the charging pile.
Fig. 3 is a view of a charging gun plug interface.
In the figure: 1-box, 2-charging gun, 3-support, 4-base, 5-power indicator, 6-networking indicator, 7-operation indicator, 8-fault indicator, 9-small program two-dimensional code and accounting description.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1, an NB-IOT based intelligent charging pile system includes:
the circuit breaker is used for breaking a circuit when the input three-phase alternating current is overlarge, and protecting other parts of the charging pile circuit;
the three-phase electric meter is used for detecting the size of three-phase alternating current input by the power grid;
the charging module is used for converting the three-phase alternating current into direct current which can be accepted by the battery;
the direct current meter is used for detecting the direct current output by the charging module;
the direct current contactor is used for conducting or breaking a circuit;
the fuse is used for disconnecting the circuit when the input direct current is overlarge, and preventing the battery from being damaged due to overlarge voltage in the charging process of the battery to be charged;
the charging gun 2 is used as a voltage transportation device and outputs direct current to a battery to be charged;
the WeChat small program is used for checking the position of the charging pile and reserving the charging pile before charging; when charging, displaying the electric quantity of the battery to be charged; after charging, paying the charging fee;
the cloud server is used for being connected with the WeChat opening platform through a first interface protocol and transmitting an operation instruction of a user in the WeChat applet to the cloud server; the second interface protocol is connected with the ONENET platform, data on the ONENET platform are acquired, and an operation instruction is issued to the ONENET platform;
the ONENET platform is used for receiving the instruction of the cloud server platform and outputting the instruction to the NB module;
the NB module is used for receiving an ONENET instruction and outputting the ONENET instruction to the ARM controller;
the ARM controller is used for providing start-stop control, safe emergency stop control and battery full-charge state reading; before charging, the ARM controller inquires the battery BMS firstly, the BMS returns a message of whether charging is allowed or not and how much voltage and current can be accepted, and then the ARM controller issues an instruction to the charging module and controls the starting and stopping of the direct current contactor at the same time; each instruction carried out by the ARM controller is used as a log and uploaded to the ONENET platform through the NB module.
In this embodiment: please refer to fig. 1, an input terminal of the input circuit breaker is connected to the power grid, an output terminal of the input circuit breaker is connected to a first input terminal of the charging module, an input terminal of the three-phase electric meter, an output terminal of the charging module is connected to an input terminal of the dc electric meter, a first input terminal of the dc contactor, an output terminal of the dc contactor is connected to an input terminal of the fuse, an output terminal of the fuse is connected to an input terminal of the charging gun 2, an output terminal of the charging gun 2 is connected to a battery to be charged, an output terminal of the WeChat applet is connected to an input terminal of the cloud server, an output terminal of the cloud server is connected to an onet platform input terminal, an output terminal of the onet platform is connected to an input terminal of the NB module, an output terminal of the NB module is connected to an input terminal of the ARM controller, a first output terminal of the ARM controller is connected to a second input terminal of the charging module, and a second output terminal of the ARM controller is connected to a second input terminal of the dc contactor.
In this embodiment, please refer to fig. 2, the charging pile includes a box 1, a bottom end of the box 1 is fixedly connected to one end of a support 3, the other end of the support 3 is fixedly connected to a geometric center of an upper surface of a base 4, a charging gun 2 is inserted into one side of the box 1, and a small program two-dimensional code and a charging instruction 9, a power indicator 5, a network connection indicator 6, an operation indicator 7 and a fault indicator 8 are arranged on the same outer surface of the box 1.
The user who uses for the first time can know the charge situation through reading the accounting description, charges through scanning the little procedure two-dimensional code, charges for the battery through charging rifle 2, indicates whether normal operating is charged through power indicator 5, networking pilot lamp 6, operation pilot lamp 7, trouble pilot lamp 8 simultaneously.
In this embodiment: referring to fig. 3, the circuit of the charging gun 2 includes: DC +, DC-: a direct current power supply line;
PE: a device ground line;
s +, S-: a charging communication line;
CC1, CC 2: a charging connection confirmation line;
a +, A-: a low voltage auxiliary power supply line.
The charging circuit of multiple difference satisfies the multiple requirement of charging of battery, and application scope is wide.
In this embodiment: the acceptable range of the three-phase alternating current input by the power grid is 380V +/-15%.
Because the battery needs to be charged by converting the voltage into direct current, the requirement of alternating current input by a power grid is not strict.
The utility model discloses a theory of operation is: before charging: the user opens the WeChat applet through scanning the code or searching the applet name, and the map on the applet is checked to the nearest charging pile away from the user, and when the current state of the charging pile is found to be idle, the user can drive to the charging pile, if worry that the charging pile is used by other users on the way to the charging pile, the user can make an appointment on the applet, and after the appointment is successful, the system can reserve 15 minutes for the user.
During charging: after a user drives a car to reach the charging pile, the portable charging gun 2 is connected with the car charging socket, after the connection is successful, the small program can display the current battery capacity and guide the user to carry out the charging operation on the next step, and the charging mode can be 'automatic full charging', 'charging according to the fee' and 'charging according to the time'; the user selects a charging mode, after the charging mode is selected, information is output to the ARM controller through the WeChat applet-cloud service platform-ONENET platform-NB module, the ARM controller controls the output voltage of the charging module and the closing time of the direct current contactor, and then alternating current voltage which can fluctuate in a small range of 380V of the power grid charges a battery to be charged through the breaker-charging module-direct current contactor-fuse-charger.
After charging: entering the payment page, the charging gun 2 can be pulled out after the payment is successful, if the payment is not successful, the charging gun 2 cannot be pulled out, and during the charging period, if the pause key is not pressed, the charging gun 2 cannot be pulled out. The NB-IoT module is used for charging, safe, reliable, stable and intelligent charging service is provided for the electric automobile, manual watching is not needed during charging operation, an administrator can know the current operation state of the charging pile at any time, an optimal management scheme is summarized in recorded data, users can use the charging pile safely and conveniently, and development of the charging pile of the electric automobile in China is promoted.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. The utility model provides an intelligent charging stake system based on NB-IOT which characterized in that:
this intelligent charging stake system based on NB-IOT includes:
the circuit breaker is used for breaking a circuit when the input three-phase alternating current is overlarge, and protecting other parts of the charging pile circuit;
the three-phase electric meter is used for detecting the size of three-phase alternating current input by the power grid;
the charging module is used for converting the three-phase alternating current into direct current which can be accepted by the battery;
the direct current meter is used for detecting the direct current output by the charging module;
the direct current contactor is used for conducting or breaking a circuit;
the fuse is used for disconnecting the circuit when the input direct current is overlarge, and preventing the battery from being damaged due to overlarge voltage in the charging process of the battery to be charged;
the charging gun is used as a voltage transportation device and outputs direct current to a battery to be charged;
the WeChat small program is used for checking the position of the charging pile and reserving the charging pile before charging; when charging, displaying the electric quantity of the battery to be charged; after charging, paying the charging fee;
the cloud server is used for being connected with the WeChat opening platform through a first interface protocol and transmitting an operation instruction of a user in the WeChat applet to the cloud server; the second interface protocol is connected with the ONENET platform, data on the ONENET platform are acquired, and an operation instruction is issued to the ONENET platform;
the ONENET platform is used for receiving the instruction of the cloud server and outputting the instruction to the NB module;
the NB module is used for receiving an ONENET instruction and outputting the ONENET instruction to the ARM controller;
the ARM controller is used for providing start-stop control, safe emergency stop control and battery full-charge state reading; before charging, the ARM controller inquires the battery BMS firstly, the BMS returns a message of whether charging is allowed or not and how much voltage and current can be accepted, and then the ARM controller issues an instruction to the charging module and controls the starting and stopping of the direct current contactor at the same time; each instruction carried out by the ARM controller is used as a log and uploaded to the ONENET platform through the NB module.
2. The NB-IOT based intelligent charging pile system according to claim 1, the intelligent charging system is characterized in that the input end of an input breaker is connected with a power grid, the output end of the input breaker is connected with the first input end of a charging module, the input end of a three-phase electric meter, the output end of the charging module is connected with the input end of a direct-current electric meter, the first input end of a direct-current contactor, the output end of the direct-current contactor is connected with the input end of a fuse, the output end of the fuse is connected with the input end of a charging gun, the output end of the charging gun is connected with a battery to be charged, the output end of a WeChat applet is connected with the input end of a cloud server, the output end of the cloud server is connected with the input end of an ONENET platform, the output end of the ONENET platform is connected with the input end of an NB module, the output end of the NB module is connected with the input end of an ARM controller, the first output end of the ARM controller is connected with the second input end of the charging module, and the second output end of the ARM controller is connected with the second input end of the direct-current contactor.
3. The NB-IOT based intelligent charging pile system according to claim 1, wherein the charging pile comprises a box body, the bottom end of the box body is fixedly connected with one end of a support, the other end of the support is fixedly connected with the geometric center position of the upper surface of the base, a charging gun is inserted into one side of the box body, and a small program two-dimensional code, a charging description, a power supply indicator lamp, a networking indicator lamp, an operation indicator lamp and a fault indicator lamp are arranged on the same outer surface of the box body.
4. The NB-IOT based intelligent charging pile system according to claim 3, wherein the charging gun circuit comprises: DC +, DC-: a direct current power supply line;
PE: a device ground line;
s +, S-: a charging communication line;
CC1, CC 2: a charging connection confirmation line;
a +, A-: a low voltage auxiliary power supply line.
5. The NB-IOT based intelligent charging pile system according to claim 1, wherein the acceptable range of three-phase alternating current input by the power grid is 380V ± 15%.
CN202121261775.6U 2021-06-07 2021-06-07 Intelligent charging pile system based on NB-IOT Expired - Fee Related CN214728279U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121261775.6U CN214728279U (en) 2021-06-07 2021-06-07 Intelligent charging pile system based on NB-IOT

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121261775.6U CN214728279U (en) 2021-06-07 2021-06-07 Intelligent charging pile system based on NB-IOT

Publications (1)

Publication Number Publication Date
CN214728279U true CN214728279U (en) 2021-11-16

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Country Status (1)

Country Link
CN (1) CN214728279U (en)

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