CN109532545A - A kind of electric motor intelligent charging pile - Google Patents
A kind of electric motor intelligent charging pile Download PDFInfo
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- CN109532545A CN109532545A CN201910015779.7A CN201910015779A CN109532545A CN 109532545 A CN109532545 A CN 109532545A CN 201910015779 A CN201910015779 A CN 201910015779A CN 109532545 A CN109532545 A CN 109532545A
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- module
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- charging pile
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
- G07F15/003—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity for electricity
- G07F15/005—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity for electricity dispensed for the electrical charging of vehicles
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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
- Y02T90/14—Plug-in 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The present invention provides a kind of electric motor intelligent charging pile, belongs to charging equipment technical field.The charging pile includes sequentially connected AC/DC power module, electrical parameter acquisition module, module for metering electric quantity and main control MCU, the AC/DC power module is electrically connected with city, the main control MCU and IC card card reading module, coin module, communication module connection, the electrical parameter acquisition module and load control module, temperature collecting module, leakage protection module connection, the main control MCU is connect with temperature collecting module, the load control module is connect with charging output module, voltage of the module for metering electric quantity to charging process, electric current, power, power factor, power consumption does real-time precise acquisition;Charge data collecting part of the present invention uses electric quantity metering chip, does real-time precise acquisition to the voltage of charging process, electric current, power, power factor, power consumption, charges by actual consumption electricity.
Description
Technical field
The invention belongs to charging equipment technical fields, and in particular to a kind of electric motor intelligent charging pile.
Background technique
Country's electric vehicle ownership is 1.8 hundred million at present, and the annual fire in the whole nation reaches tens of thousands of according to incompletely statistics, causes weight
Big casualties and property loss, electric vehicle charging lack of standardization is leading cause of fire.If do not planned corresponding electronic
Bicycle parking charged area, private drawing disorderly connect or remove the phenomenon that battery charges upstairs and happen occasionally.Cause in case of charging
Fire phenomena such as be possible to bring very big property loss, the range Relatively centralized involved after all.
In addition, cell internal cause makes owner occur disorderly drawing before unit building and disorderly pulls electric wire charging etc. now without safe charging equipment
As there is very big security risk.
Universal charging pile is substantially all to be controlled using timing and be charged currently on the market, is not acquired to charge power, existing
There is charging pile to generally use metered, the electrical parameter of charging process is not acquired, high-power electric vehicle, tricycle and small
The vehicle using motor of power all presses Fare determined by travel time, causes to charge to charge user unfair, manager cannot count practical electric quantity consumption
Safety with the immediate data of real income, charging process cannot be controlled reliably.Charge method largely use barcode scanning and
Coin mode, barcode scanning are not suitable for the elderly and use, and there is also some problems to the refund for terminating charging in advance for coin mode.
Summary of the invention
The present invention is solved charging pile in the prior art and is controlled using timing by providing a kind of electric motor intelligent charging pile
Charge leads to the inequitable technical problem of charging to charge user, by using electric quantity metering chip to the voltage of charging process,
Electric current, power, power factor, power consumption do real-time precise acquisition, realize the technical effect charged by real consumption electricity.
To achieve the above object, the technical solution of the invention is as follows:
A kind of electric motor intelligent charging pile, the charging pile include sequentially connected AC/DC power module, electrical parameter acquisition
Module, module for metering electric quantity and main control MCU, the AC/DC power module are electrically connected with city, and the main control MCU and IC card are read
Card module, coin module, communication module connection, the electrical parameter acquisition module and load control module, temperature collecting module, leakage
The connection of electric protection module, the main control MCU are connect with temperature collecting module, and the load control module and charging output module connect
It connects, the module for metering electric quantity does the voltage of charging process, electric current, power, power factor, power consumption and accurately adopts in real time
Collection;The charging pile circuit uses firewire, zero curve double loop electric quantity metering special chip RN8209 circuit, and two-way electric current ADC is adopted
Sample channel V1P V1N, V2P V2N, firewire, the electric current of zero curve are equal when normal electricity consumption, and two-way sample magnitude is equal, illegal when having
It is uneven to will cause firewire, neutral line current when connecing electricity, RN8209 chip output abnormality data, main control MCU identifies automatic after exception
It cuts off the power and is alarmed by communication module.
Preferably, the charging pile further includes anti-lightning strike module, and the anti-lightning strike module is connect with AC/DC power module,
The anti-lightning strike module uses zinc oxide+gas discharge dual-protection circuit.
Preferably, the leakage protection module works as detection using highly sensitive integrated sensor leakage current detection circuit
To electric leakage when, in 0.05-0.1s internal cutting off power supply.
Preferably, circuit data storage unit RAM chip uses the retainable iron of power failure data in the module for metering electric quantity
Electrical storage 62C* series, when detecting commercial power interruption, main control MCU continues to obtain 1 minute by the farad capacitor of circuit
Power-on time, complete clearing and data save after quickly enters low power consumpting state, when the electricity of farad capacitor exhausts, main control MCU
It stops working, but the data of ferroelectric memory can't lose, after alternating current incoming call, charging pile restarting, the use before power-off
When family reenters charging pile system, main control MCU is identified and recalls the data of preservation, then does corresponding settlement process.
Preferably, the charging pile is outdoor installation formula charging station, and using metal plate gold process, top is sluiced with tilting
Eaves, front panel swipe the card viewing area using PVC integral protection, accessory power outlet uses integral type waterproof socket, band elastic protective lid.
Preferably, the charging pile is additionally provided with background management system, and the background management system is adopted with charging pile main control MCU
With network connection, it is made of, is used for server, customer management module, charging amount balance, statistical module and data analysis module
Customer data management, charging amount balance, statistics and data collection and analysis.
Preferably, the charging pile viewing area is connect with financial settlement module, after charging, passes through scanning viewing area
Two dimensional code charges, and settlement amounts are shown after charging.
Preferably, the charging output module is connect with charging accessory power outlet.
Preferably, the communication module is communicated using WIFI/GPRS.
The beneficial effects of the present invention are:
(1) charge data collecting part of the present invention use electric quantity metering chip, to the voltage of charging process, electric current, power,
Power factor, power consumption do real-time precise acquisition, charge by actual consumption electricity, background management system is to each charging end
Data are counted, and income and expenditure account is clear.
(2) charging pile of the present invention has rain-proof, anti-lightning strike, anti-electricity-theft, earth leakage protective, under-voltage, over-voltage, overcurrent, short circuit, mistake
Protection circuit is carried, cutting charge circuit in time is abnormal and is alarmed, is led in such a way that live sound-light alarm and short message are reminded
Know that manager is handled in time, has good safety.
(3) charging mode of the present invention uses barcode scanning, swipes the card, combination of inserting coins, and is voluntarily selected by user, and manager provides
Rechargeable card, settles accounts intuitive and convenient, and rechargeable card realizes that all-purpose card, the charging pile of different zones can hold a card charging.
(4) present invention has charging memory function, when encountering power interrupt condition, saves active user's charge data,
Barcode scanning user's speedy clearance, stored value card user Automatic-settlement last time expense in charging next time.
(5) present invention measures firewire, zero curve electricity data respectively, is effectively directed to using the double measurement structures of charge circuit
The behavior for connecing electric stealing privately notifies manager to handle when detection data is abnormal instant alarming.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the structural schematic diagram of RN8209 circuit of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
In the present invention unless specifically defined or limited otherwise, term " connection ", " fixation " etc. shall be understood in a broad sense,
For example, " fixation " may be a fixed connection, it may be a detachable connection, or integral;It can be directly connected, can also lead to
It crosses intermediary to be indirectly connected, can be the connection inside two elements or the interaction relationship of two elements, unless otherwise
It is specific to limit.For the ordinary skill in the art, above-mentioned term can be understood in the present invention as the case may be
In concrete meaning.
It in addition, the technical solution between each embodiment of the present invention can be combined with each other, but must be general with this field
Based on logical technical staff can be realized, it will be understood that when the combination of technical solution appearance is conflicting or cannot achieve this
The combination of technical solution is not present, also not the present invention claims protection scope within.
As shown in Figure 1, a kind of electric motor intelligent charging pile, is outdoor installation formula charging station, using metal plate gold process, top
Portion's tilting sluicing eaves, front panel swipe the card viewing area using PVC integral protection, accessory power outlet uses integral type waterproof socket,
Band elastic protective lid.The charging pile include sequentially connected anti-lightning strike module, AC/DC power module, electrical parameter acquisition module,
Module for metering electric quantity and main control MCU, the anti-lightning strike module are connect with AC/DC power module, the anti-lightning strike module and city
Electrical connection, the main control MCU are connect with IC card card reading module, coin module, communication module, and the main control MCU is also managed with backstage
The connection of reason system, the electrical parameter acquisition module are connect with load control module, temperature collecting module, leakage protection module, institute
It states main control MCU to connect with temperature collecting module, the load control module is connect with charging output module, the electric quantity metering mould
Block does real-time precise acquisition to the voltage of charging process, electric current, power, power factor, power consumption;The charging output module
It connect with charging accessory power outlet, charges for electric vehicle.The leakage protection module is using highly sensitive integrated sensor leakage
Current detection circuit, when detecting electric leakage, in 0.05-0.1s internal cutting off power supply.The communication module uses WIFI or GPRS
Communication.The background management system and charging pile main control MCU are using being connected to the network, by server, customer management module, charging gold
Volume clearing, statistical module and data analysis module composition are adopted for customer data management, charging amount balance, statistics and data
Set analysis.The charging pile viewing area is connect with financial settlement module, after charging, by scan viewing area two dimensional code into
Row charging, shows settlement amounts after charging.
As shown in Fig. 2, the charging pile circuit is using firewire, zero curve double loop electric quantity metering special chip RN8209 electricity
Road, two-way electric current ADC sampling channel V1P V1N, V2P V2N, firewire, the electric current of zero curve are equal when normal electricity consumption, two-way sampling
Numerical value is equal, will cause firewire, neutral line current imbalance, RN8209 chip output abnormality data, master control when having and illegally connecing electricity
It automaticallys cut off the power after MCU identification exception and is alarmed by communication module.24bitADC voltage and current sampling inside RN8209
ADC analyzes sampled data through main control MCU, when voltage, the electric current deviation preset value detected, i.e., over-voltage ought occurs, owe
When the abnormal conditions such as pressure, overcurrent, short circuit, overload and alarm.
RN8209 can measure active power, active energy, and can provide the independent active power of two-way and electric current simultaneously
Virtual value, voltage effective value, line frequency, zero passage interruption etc., may be implemented flexible anti-electricity-theft scheme;In addition, RN8209 is supported
Digital gain, phase and offset is corrected, and active energy pulse is exported from PF pin, the customized electrical energy pulse frequency of user
It is exported from QF pin;Dual serial the interface SPI and UART that RN8209 is provided facilitate and are communicated between the MCU of outside;
The reliably working of chip when power supply supervisory circuit inside RN8209 can guarantee to power on and power off.
In above embodiments, AC/DC module is to obtain charging voltage and system operating voltage after alternating current 220V is depressured;Electricity
Metering module is used to measure charging consumption electricity;Electrical parameter acquisition module is used for voltage, electric current etc. to charging process
Data acquisition;Main control MCU is master control system CPU, controls entire charging system;IC card module uses RFID technique, 13.56MHZ
Non-contact radio-frequency card read-write system;Communication module is data uploading channel, is communicated using WIFI and 4G;Module of inserting coins is used for coin
Identification;Temperature collecting module is used to measure the temperature of charging system circuit;Load control module is to load detecting, on-off control
System;Detection of electrical leakage module has system creepage protection function.Charge user scans the two dimensional code of viewing area by wechat, Alipay
Or module coin of being swiped the card or inserted coins by IC card module, activating charge system are started to charge after connecting battery, are cut after charging
Power-off source, communication module issue charging complete with acoustooptic form and remind, complete to deduct fees, and entire transaction terminates.User can also be with
When terminate charging, deduct fees by practical charge volume.Charging process module for metering electric quantity and electrical parameter acquisition module real-time monitoring
Charge data monitors electrical parameter, temperature parameter in real time, is abnormal situation and is cut off the power in time by main control MCU, and pass through
Communication module alarm.
The anti-lightning strike module uses zinc oxide+gas discharge dual-protection circuit, resists lightning surge impact.Power supply is kept away
Thunder energy in thunder device absorbs, mainly Zinc-oxide piezoresistor and gas-discharge tube.Zinc-oxide piezoresistor is votage limit type
Device is protected, that high-impedance state is not presented when pulse voltage, once response impulse voltage, is restricted to certain value for voltage immediately,
Its change in the instantaneous impedance is low resistive state.Gas-discharge tube has the very strong ability for bearing big energy impact, but when specifically used,
Since residual voltage is extremely low in electric discharge for gas-discharge tube, it is similar to short-circuit condition, can avoid thunder-strike phenomenon.
Circuit data storage unit RAM chip uses the retainable ferroelectric memory of power failure data in the module for metering electric quantity
62C* series, when detecting commercial power interruption, main control MCU continues to obtain 1 minute power-on time by the farad capacitor of circuit,
Low power consumpting state is quickly entered after completing clearing and data preservation, when the electricity of farad capacitor exhausts, main control MCU stops working,
But the data of ferroelectric memory can't lose, after alternating current incoming call, charging pile restarting, the user before power-off is reentered
When charging pile system, main control MCU is identified and recalls the data of preservation, then does corresponding settlement process.The present invention, which has, to fill
Electric memory function saves active user's charge data, barcode scanning user's speedy clearance, stored value card when encountering power interrupt condition
User's Automatic-settlement last time expense in charging next time.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (9)
1. a kind of electric motor intelligent charging pile, which is characterized in that the charging pile include sequentially connected AC/DC power module,
Electrical parameter acquisition module, module for metering electric quantity and main control MCU, the AC/DC power module are electrically connected with city, the master control
MCU is connect with IC card card reading module, coin module, communication module, the electrical parameter acquisition module and load control module, temperature
Acquisition module, leakage protection module connection, the main control MCU connect with temperature collecting module, the load control module with fill
The connection of electricity output module, the module for metering electric quantity do the voltage of charging process, electric current, power, power factor, power consumption
Real-time precise acquisition;The charging pile circuit uses firewire, zero curve double loop electric quantity metering special chip RN8209 circuit, two-way
Electric current ADC sampling channel V1P V1N, V2P V2N, firewire, the electric current of zero curve are equal when normal electricity consumption, two-way sample magnitude phase
Deng it is uneven to will cause firewire, neutral line current when having and illegally connecing electricity, RN8209 chip output abnormality data, main control MCU identification
It automaticallys cut off the power after exception and is alarmed by communication module.
2. electric motor intelligent charging pile according to claim 1, which is characterized in that the charging pile further includes anti-lightning strike mould
Block, the anti-lightning strike module are connect with AC/DC power module, and the anti-lightning strike module uses the dual guarantor of zinc oxide+gas discharge
Protection circuit.
3. electric motor intelligent charging pile according to claim 1, which is characterized in that the leakage protection module uses Gao Ling
The integrated sensor leakage current detection circuit of sensitivity, when detecting electric leakage, in 0.05-0.1s internal cutting off power supply.
4. electric motor intelligent charging pile according to claim 1, which is characterized in that circuit number in the module for metering electric quantity
According to storage unit RAM chip using the retainable ferroelectric memory 62C* series of power failure data, when detecting commercial power interruption, master control
MCU continues to obtain 1 minute power-on time by the farad capacitor of circuit, quickly enters low function after completing clearing and data preservation
Consumption state, when the electricity of farad capacitor exhausts, main control MCU stops working, but the data of ferroelectric memory can't lose, city
Charging pile restarts after electricity incoming call, and when the user before power-off reenters charging pile system, main control MCU is identified and recalled
The data of preservation, then do corresponding settlement process.
5. electric motor intelligent charging pile according to claim 1, which is characterized in that the charging pile is that outdoor installation formula is filled
Power station, using metal plate gold process, top tilting sluicing eaves, front panel swipe the card viewing area using PVC integral protection, it is defeated
Socket uses integral type waterproof socket, band elastic protective lid out.
6. electric motor intelligent charging pile according to claim 1-5, which is characterized in that the charging pile is additionally provided with
Background management system, the background management system and charging pile main control MCU are connected to the network using 4G, by server, customer account management
Module, charging amount balance, statistical module and data analysis module composition, for customer data management, charging amount balance, system
Meter and data collection and analysis.
7. electric motor intelligent charging pile according to claim 6, which is characterized in that the charging pile viewing area and finance are tied
Module connection is calculated, after charging, the two dimensional code by scanning viewing area charges, and settlement amounts are shown after charging.
8. electric motor intelligent charging pile according to claim 5, which is characterized in that the charging output module and charging are defeated
Socket connects out.
9. electric motor intelligent charging pile according to claim 1, which is characterized in that the communication module using WIFI or
GPRS communication.
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Cited By (8)
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CN110837239A (en) * | 2019-11-20 | 2020-02-25 | 平顶山市质量技术监督检验测试中心 | Charging electric quantity detection control device and method |
CN111047781A (en) * | 2019-12-05 | 2020-04-21 | 芜湖雪影实业有限公司 | Electric vehicle charging system and method with switchable network |
CN112519624A (en) * | 2020-11-19 | 2021-03-19 | 国网天津市电力公司 | Electric automobile charging load studying and judging system |
CN112644319A (en) * | 2020-12-23 | 2021-04-13 | 襄阳弗洛达科技有限公司 | Temperature control system based on household car charging detection |
CN113183812A (en) * | 2021-05-08 | 2021-07-30 | 阳光电源股份有限公司 | Method and device for determining charging electric quantity and electronic equipment |
CN113765183A (en) * | 2021-09-01 | 2021-12-07 | 长春捷翼汽车零部件有限公司 | Charging device with automatic power failure memory function, working method, equipment, medium and vehicle |
CN114274838A (en) * | 2020-09-28 | 2022-04-05 | 现代摩比斯株式会社 | Communication method and power transmission device incorporated in electric vehicle |
CN114394009A (en) * | 2022-01-04 | 2022-04-26 | 深圳市东大智勇工程有限公司 | Intelligent charging terminal of electric vehicle and use method |
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CN112644319A (en) * | 2020-12-23 | 2021-04-13 | 襄阳弗洛达科技有限公司 | Temperature control system based on household car charging detection |
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CN114394009A (en) * | 2022-01-04 | 2022-04-26 | 深圳市东大智勇工程有限公司 | Intelligent charging terminal of electric vehicle and use method |
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