CN216833276U - Intelligent charging pile for electric vehicle - Google Patents
Intelligent charging pile for electric vehicle Download PDFInfo
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- CN216833276U CN216833276U CN202220223595.7U CN202220223595U CN216833276U CN 216833276 U CN216833276 U CN 216833276U CN 202220223595 U CN202220223595 U CN 202220223595U CN 216833276 U CN216833276 U CN 216833276U
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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
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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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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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
- 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
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Abstract
The utility model provides an electric motor car intelligent charging stake, include: the system comprises an electric parameter acquisition module and a master control MCU, wherein the electric parameter acquisition module is electrically connected with a power supply module, an electric quantity metering module, a temperature acquisition module and an electric leakage protection module; the master control MCU is electrically connected with the electric quantity metering module, the temperature acquisition module, the management module and the communication module. The utility model discloses an electric motor car intelligent charging stake can do real-time accurate collection to the electric quantity, and then guarantees to charge according to actual consumption electric quantity; meanwhile, the intelligent charging pile for the electric vehicle has the characteristics of rain prevention, lightning prevention and electricity larceny prevention, and the use safety is further ensured through leakage protection and overload protection; and possess the memory function that charges, carry out the settlement in real time when meetting the electric power outage condition, automatic settlement when charging next time has effectively ensured consumers' rights and has also improved the product practicality when benefiting.
Description
Technical Field
The utility model relates to a battery charging outfit technical field especially relates to an electric motor car intelligent charging stake.
Background
At present, the number of electric vehicles in China is more than three hundred million, electric vehicle fires are up to tens of thousands every year according to incomplete statistics, serious casualties and property loss are caused, electric vehicle nonstandard charging is the main cause of the fire, if corresponding electric vehicle parking charging areas are not planned, phenomena of private pulling, disorderly connection or battery taking and upstairs charging occur, if the phenomena of fire caused by charging and the like occur, great property loss can be brought, and the spread range is relatively centralized.
In addition, because of no safe charging equipment in the cell, the phenomena of disorderly pulling and pulling wires for charging and the like occur in front of the unit building by an owner, and great potential safety hazards exist.
The utility model discloses a charge stake all adopt the timing control to charge basically in the general type on the existing market, do not gather charging power, the current charge stake that fills generally adopts the timing charge, do not do the collection to the electric parameter of charging process, the electric motor car that power is big, tricycle and low-power vehicle using motor all charge according to the timing, lead to charging user's charge unfairly, the administrator can not count the direct data of actual electric quantity consumption and real income, the security of charging process can not get reliable control, and the charge mode adopts to sweep sign indicating number and coin mode mostly, it is also not fit for old person to sweep the sign indicating number, the coin mode also has certain problem to the refund of terminating charging in advance.
SUMMERY OF THE UTILITY MODEL
In view of the above prior art's shortcoming, the utility model aims to provide an electric motor car intelligent charging stake for fill the problem that electric pile charge is unfair and the security is low among the solution prior art.
In order to realize above-mentioned purpose and other relevant purposes, the utility model provides an electric motor car intelligent charging stake, include: the system comprises an electric parameter acquisition module and a master control MCU, wherein the electric parameter acquisition module is electrically connected with a power supply module, an electric quantity metering module, a temperature acquisition module and an electric leakage protection module; the master control MCU is electrically connected with the electric quantity metering module, the temperature acquisition module, the management module and the communication module.
In an embodiment of the present invention, the electrical parameter acquisition module is further electrically connected to a load control module, wherein the load control module is electrically connected to a charging output module, and the charging output module is connected to an external charging output socket.
In an embodiment of the present invention, the management module includes a first module and a second module, wherein the first module includes a code scanning management unit and an IC card management unit; the second module comprises a customer management unit, a financial settlement unit and a statistics and score unit.
In an embodiment of the utility model, electric motor car intelligent charging stake still is equipped with display module, display module with sweep a yard management unit and financial settlement unit electric connection.
In an embodiment of the utility model, electric motor car intelligent charging stake still includes the lightning protection module, wherein, power module and external commercial power connection, the lightning protection module is located power module with between the external commercial power.
In an embodiment of the present invention, the lightning protection module adopts a dual protection circuit of "zinc oxide and gas discharge".
In an embodiment of the present invention, the leakage protection module employs an integrated sensor leakage current detection circuit, wherein the detection response time is 0.05 s.
In an embodiment of the present invention, the RAM chip of the circuit data storage unit in the electric quantity metering module adopts a 62C series ferroelectric memory.
In an embodiment of the utility model, main control MCU is electric connection voice broadcast module still.
In an embodiment of the utility model, communication module adopts WIFI and/or 5G communication.
As above, the utility model discloses an electric motor car intelligent charging stake has following beneficial effect:
(1) the electric quantity metering chip is adopted to accurately collect the voltage, the current, the power factor and the electric energy consumption in the charging process in real time, the charge is carried out according to the actual consumed electric quantity, the data of each charging end is counted, and the billing account is clear.
(2) The intelligent power supply has the advantages that the intelligent power supply has rain-proof, lightning stroke prevention, electricity stealing prevention, leakage protection, undervoltage, overvoltage, overcurrent, short circuit and overload protection circuits, a charging loop is cut off and an alarm is given in time when abnormality occurs, a manager is informed to process in time through a field acousto-optic alarm and short message reminding mode, and the intelligent power supply has good safety.
(3) The charging mode adopts a combination mode of code scanning and card swiping, the user selects the charging mode, the manager provides the rechargeable card, the settlement is visual and convenient, the rechargeable card realizes a one-card, and the charging piles in different areas can be charged by one card.
(4) The system has the charging memory function, when power interruption occurs, the charging data of the current user is stored, the code scanning user can immediately settle accounts, and the user of the rechargeable card can automatically settle the last charge when charging next time.
(5) The double-metering structure of the charging loop is adopted, the electric quantity data of the live wire and the zero line are respectively metered, and the abnormal instant alarm is given to inform a manager to process when the detection data is abnormal aiming at the behavior of private electricity stealing.
Drawings
Fig. 1 is a schematic view illustrating a charging pile of an intelligent charging pile for an electric vehicle according to an embodiment of the present invention;
fig. 2 shows that the utility model discloses an electric motor car intelligent charging stake HW8012 chip connection schematic diagram in an embodiment.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic concept of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the form, amount and ratio of the components in actual implementation may be changed at will, and the layout of the components may be more complicated.
It should be noted that, because the electric vehicle intelligent charging pile in this embodiment is an outdoor installation type charging station, in the actual processing process, an SPCC cold-rolled strip baking finish treatment process is adopted, a concave water draining groove is used at a joint for water prevention, a front panel is punched and/or a display area is integrally protected by a tempered glass strip screen printing, and an output socket is an integral waterproof socket and is provided with an elastic protective cover.
Please refer to fig. 1, for the utility model provides an electric motor car intelligent charging stake, include: the system comprises an electrical parameter acquisition module 1 and a master control MCU 2, wherein the electrical parameter acquisition module 1 is electrically connected with a power supply module 3, an electric quantity metering module 4, a temperature acquisition module 5 and an electric leakage protection module 6; the master control MCU 2 is electrically connected with the electric quantity metering module 4, the temperature acquisition module 5, the management module 7 and the communication module 8.
Specifically, as shown in fig. 1, power module 3 electrical parameter collection module 1 electricity quantity metering module 4 and master control MCU 2 connect gradually, wherein, master control MCU 2 is the singlechip promptly, power module 3 is the AC/DC power, and with the commercial power connection, electricity parameter collection module 1 electric connection has temperature collection module 5 and earth leakage protection module 6, wherein, earth leakage protection module 6 adopts high sensitivity's integrated sensor leakage current detection circuit, and the detection response time is "0.05 s", and during concrete implementation, when taking place the electric leakage, the response time of cutting off the power can be at "0.05-0.1 s".
Furthermore, the electric quantity metering module 4 is used for accurately collecting voltage, current, power factor and electric energy consumption in a charging process in real time so as to realize charging according to actual consumed electric quantity and achieve clear balance accounts; the electric parameter acquisition module 1 is also electrically connected with a load control module 9, wherein the load control module 9 is electrically connected with a charging output module 10, and the charging output module 10 is connected with an external charging output socket for charging the electric vehicle.
It should be noted that, in an embodiment of the present invention, as shown in fig. 2, the circuit of the charging pile adopts a live wire and zero line dual loop, a chip HW8012 circuit dedicated to electric quantity measurement, and two current ADC sampling channels V1P \ V1N and V2P \ V2N, in an actual operation, currents of the live wire and the zero line are equal during normal power consumption, two sampling values are equal, when an illegal power connection occurs, the currents of the live wire and the zero line are unbalanced, at this time, the HW8012 chip outputs abnormal data, the main control MCU 2 identifies an abnormality and then automatically cuts off the power supply and alarms through the communication module 8, and preferably, the communication module 8 adopts WIFI and/or 5G communication.
In addition, in this embodiment, the chip HW8012 dedicated to electric quantity measurement is described, which can measure active power and active energy, and can provide two independent paths of active power, effective current value, effective voltage value, line frequency, zero-crossing interruption, and the like, so as to implement a flexible electricity stealing prevention scheme; HW8012 supports full digital gain, phase and offset correction, active power pulse is output from PF pin, user defined power pulse frequency is output from QF pin; two serial interfaces SPI and UART provided by HW8012 are convenient for communication with an external MCU; the power supply monitoring circuit in HW8012 can ensure the reliable operation of the chip during power-on and power-off.
It is worth mentioning that, in an embodiment, the circuit data storage RAM chip in the electric quantity metering module 1 adopts a ferroelectric memory 62C series capable of holding power failure data, when the commercial power is interrupted, the main control MCU 2 continues to obtain a power supply time of one minute through a farad capacitor of the circuit, and after completing settlement and data storage, the main control MCU 2 rapidly enters a low power consumption state, and when the electric quantity of the farad capacitor is exhausted, the main control MCU 2 stops working, but the data of the ferroelectric memory is not lost, after the commercial power is powered on, the charging pile is restarted, and when a user before power failure enters the charging pile system again, the main control MCU 2 identifies and calls out the stored data, and then performs corresponding settlement processing, so as to realize the charging and memory function of the intelligent charging pile of the electric vehicle.
Further, in an embodiment, the main control MCU 2 is electrically connected to the electric quantity metering module 4, the temperature collecting module 5, the management module 7 and the communication module 8, and further electrically connected to the voice broadcasting module 18 and the IC card module 19.
It should be noted that the temperature acquisition module 5 is used for measuring the temperature of the charging circuit, the IC card module 19 adopts the RFID technology and the 13.56MHZ non-contact radio frequency card for reading and writing, and the voice broadcast module 18 is used for giving an alarm sound when alarming and also for broadcasting after charging is completed.
In one embodiment, the management module 7 includes a first module and a second module, wherein the first module includes a code scanning management unit 11 and an IC card management unit 12; the second module comprises a customer management unit 13, a financial settlement unit 14 and a statistics and scoring unit 15.
It should be noted that the first module is used for a user to activate the electric vehicle intelligent charging pile, and the second module is used for managing customer data, settling fees, statistics and data acquisition and analysis.
In an embodiment, the electric vehicle intelligent charging pile is further provided with a display module 16, and the display module 16 is connected to the main control MCU 2 and further electrically connected to the code scanning management unit 11 and the financial settlement unit 14 (not shown in fig. 1).
It should be noted that the display module 16 may be an LCD display module, and is connected to the code scanning management unit 11 and the financial settlement unit 14, and may be configured to display a two-dimensional code for scanning by a user.
In an embodiment, the electric vehicle intelligent charging pile further comprises a lightning protection module 17, wherein the power module 3 is connected with an external commercial power, and the lightning protection module 17 is located between the power module 3 and the external commercial power.
Specifically, the lightning protection module 17 adopts a dual protection circuit of zinc oxide and gas discharge, and the lightning protection module 17 is connected with the power module 3 on one side and the commercial power on the other side to realize the lightning protection function.
It is worth mentioning that the lightning protection module 17 adopts a dual protection circuit of 'zinc oxide + gas discharge' to resist lightning surge impact, wherein the lightning energy in the power arrester is absorbed mainly by a zinc oxide piezoresistor and a gas discharge tube; the zinc oxide piezoresistor is a voltage-limiting type protection device, presents a high-resistance state when no pulse voltage exists, and immediately limits the voltage to a certain value once responding to the pulse voltage, and the impedance of the zinc oxide piezoresistor is suddenly changed into a low-resistance state; the gas discharge tube has strong capability of bearing large energy impact, but when the gas discharge tube is used specifically, the residual voltage of the gas discharge tube during discharging is extremely low, which is similar to a short circuit state, so that the phenomenon of lightning stroke can be avoided.
To sum up, the intelligent charging pile for the electric vehicle can accurately acquire the electric quantity in real time, and further ensures that the electric quantity is charged according to actual consumption; meanwhile, the intelligent charging pile for the electric vehicle has the characteristics of rain prevention, lightning prevention and electricity larceny prevention, and the use safety is further ensured through leakage protection and overload protection; and possess the memory function that charges, carry out the settlement in real time when meetting the electric power outage condition, automatic settlement when charging next time has effectively ensured consumers' rights and has also improved the product practicality when benefiting.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. An electric vehicle intelligent charging pile, characterized by comprising:
an electrical parameter acquisition module and a main control MCU, wherein,
the electric parameter acquisition module is electrically connected with the power supply module, the electric quantity metering module, the temperature acquisition module and the leakage protection module;
the master control MCU is electrically connected with the electric quantity metering module, the temperature acquisition module, the management module and the communication module.
2. The electric vehicle intelligent charging pile according to claim 1, wherein the electric parameter acquisition module is further electrically connected with a load control module, wherein the load control module is electrically connected with a charging output module, and the charging output module is connected with an external charging output socket.
3. The intelligent charging pile for electric vehicles according to claim 1, wherein the management module comprises a first module and a second module, wherein the first module comprises a code scanning management unit and an IC card management unit; the second module comprises a customer management unit, a financial settlement unit and a statistics and score unit.
4. The electric vehicle intelligent charging pile according to claim 3, further comprising a display module, wherein the display module is electrically connected with the code scanning management unit and the financial settlement unit.
5. The electric vehicle intelligent charging pile according to claim 1, further comprising a lightning protection module, wherein the power module is connected with an external commercial power, and the lightning protection module is located between the power module and the external commercial power.
6. The electric vehicle intelligent charging pile according to claim 5, wherein the lightning protection module adopts a double protection circuit of zinc oxide and gas discharge.
7. The electric vehicle intelligent charging pile according to claim 1, wherein the leakage protection module adopts an integrated sensor leakage current detection circuit, and the detection response time is 0.05 s.
8. The electric vehicle intelligent charging pile according to claim 1, wherein a circuit data storage portion RAM chip in the electric quantity metering module adopts a 62C series ferroelectric memory.
9. The electric vehicle intelligent charging pile of claim 1, wherein the main control MCU is further electrically connected with a voice broadcasting module.
10. The electric vehicle intelligent charging pile according to claim 1, wherein the communication module adopts WIFI and/or 5G communication.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220223595.7U CN216833276U (en) | 2022-01-26 | 2022-01-26 | Intelligent charging pile for electric vehicle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220223595.7U CN216833276U (en) | 2022-01-26 | 2022-01-26 | Intelligent charging pile for electric vehicle |
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| CN216833276U true CN216833276U (en) | 2022-06-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114839543A (en) * | 2022-06-30 | 2022-08-02 | 深圳市森树强电子科技有限公司 | Charger energy consumption measurement and residual electric quantity evaluation method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114839543A (en) * | 2022-06-30 | 2022-08-02 | 深圳市森树强电子科技有限公司 | Charger energy consumption measurement and residual electric quantity evaluation method |
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