CN214607105U - Automatic discernment rifle that charges and electric automobile charging system who constitutes thereof - Google Patents

Automatic discernment rifle that charges and electric automobile charging system who constitutes thereof Download PDF

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Publication number
CN214607105U
CN214607105U CN202023216282.9U CN202023216282U CN214607105U CN 214607105 U CN214607105 U CN 214607105U CN 202023216282 U CN202023216282 U CN 202023216282U CN 214607105 U CN214607105 U CN 214607105U
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CN
China
Prior art keywords
nfc
charging
charges
communication line
rifle
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Expired - Fee Related
Application number
CN202023216282.9U
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Chinese (zh)
Inventor
刘崇汉
赵阳
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Chongqing Guohan Energy Development Co Ltd
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Chongqing Guohan Energy Development Co Ltd
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Priority to CN202023216282.9U priority Critical patent/CN214607105U/en
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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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  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The utility model belongs to the rifle field of charging, specifically disclose an automatic discernment rifle that charges and electric automobile charging system who constitutes thereof, the rifle that charges includes the rifle head that charges, and rifle head one end that charges is connected with the cable, and the cable is inside to be provided with +5V power supply line, SDA communication line and SCL communication line, is provided with the NFC receiving unit in the rifle head that charges, and the NFC receiving unit respectively with +5V power supply line, SDA communication line and SCL communication line connection; an indicator light is further arranged in the gun head of the charging gun, and the NFC receiving unit is connected with the indicator light in a control mode; the rifle and the car end mouth that charges, the socket that charges, NFC transmitting element etc. constitute electric automobile charging system, this utility model only need let the rifle that charges be close to the mouth that charges less within the distance can discern, and saved through the pilot lamp and inserted the rifle and walked back again and filled the process that electric pile watched the recognition result and saved operating procedure and time, it is more humanized.

Description

Automatic discernment rifle that charges and electric automobile charging system who constitutes thereof
Technical Field
The utility model relates to a rifle field of charging especially relates to an automatic discernment rifle that charges and electric automobile charging system who constitutes thereof.
Background
The setting is at open air electric pile that fills, and the mode of adopting the card swiping carries out user identification usually, and then confirms user information. After the information is confirmed, the charging pile can charge the electric charging automobile of the user. However, the card needs to be carried with a person or a vehicle when the card is swiped, and once the card is lost, the situation that the card can be swiped without the card is embarrassed after the card is forgotten to be taken or the vehicle is changed. It is desirable to provide a more convenient user identification method, which provides a more convenient user experience for the user.
The charging pile with the wireless identity recognition in the current market has the communication distance reaching 5-10 meters far away, can limit a user to start the identity recognition after inserting the charging gun in order to prevent the wrong charging for other vehicles, and also needs to pull out the charging gun again if the recognition is unsuccessful, so that the plugging times of the charging gun are increased, and the service life of the charging gun is shortened.
SUMMERY OF THE UTILITY MODEL
The utility model mainly provides an automatic discernment rifle that charges and electric automobile charging system who constitutes thereof can solve current rifle restriction user that charges and insert just can start identification after the rifle that charges, reduces the problem of the life of rifle that charges, has saved simultaneously and has inserted the rifle and has walked back again and fill the process that electric pile watched the discernment result and saved operating procedure and time, and is more humanized.
In order to solve the technical problem, a scheme that this utility model adopted provides an automatic discernment rifle that charges.
The charging gun comprises a charging gun head 1, wherein one end of the charging gun head 1 is connected with a cable 2, the cable 2 is connected with a charging cabinet, a control module is arranged in the charging cabinet, a +5V power supply line, an SDA communication line and an SCL communication line are arranged in the cable 2, and the input end of the SDA communication line and the input end of the SCL communication line are respectively connected with the control module;
an NFC receiving unit 11 is arranged in the charging gun head 1, and the NFC receiving unit 11 is respectively connected with the +5V power supply line, the SDA communication line output end and the SCL communication line output end;
an NFC receiving unit 11 is arranged in the charging gun head 1, and the NFC receiving unit 11 is respectively connected with the +5V power supply line, the SDA communication line and the SCL communication line; still be provided with pilot lamp 12 in the rifle head 1 that charges, NFC receiving element 11 with pilot lamp 12 control connection.
Preferably, the automatic identification charging gun, the NFC receiving unit 11 includes a first NFC control chip and a receiving antenna, and the first NFC control chip is in control connection with the receiving antenna.
Preferably, the receiving antenna is plastically packaged in the gun head 1 of the charging gun.
Preferably, the model of the first NFC control chip is MFRC 522-1.
Preferably, the indicator light 12 includes a red indicator light, a green indicator light and a yellow indicator light.
Preferably, the diversion area of the +5V power supply line, the SDA communication line and the SCL communication line is 0.2mm2。
The utility model also provides an electric automobile charging system that automatic discernment rifle that charges constitutes, electric automobile charging system still includes the car end mouth 3 that charges, be provided with the socket that charges in the car end mouth 3 that charges, socket internally mounted that charges has NFC transmitting element 31, NFC transmitting element 31 with wireless connection between the NFC receiving element 11.
Preferably, in the electric vehicle charging system, the NFC transmitting unit 31 includes a second NFC control chip and a transmitting antenna, and the second NFC control chip is in control connection with the transmitting antenna.
Preferably, the transmitting antenna is plastically packaged in the charging socket.
Preferably, the electric automobile charging system further comprises a vehicle-end controller, and the vehicle-end controller is connected with the second NFC control chip.
The utility model has the advantages that: (1) compared with the prior art, the utility model discloses cable 2 inside increases to be provided with +5V power supply line, SDA communication line and SCL communication line, be provided with NFC receiving unit 11 in the rifle head 1 that charges, NFC receiving unit 11 respectively with +5V power supply line, SDA communication line and SCL communication line are connected, when needing to charge, need not insert the rifle that charges, only need let the rifle that charges be close to charge mouthful in the less distance can automatic identification; (2) still be provided with pilot lamp 12 in the rifle head 1 charges, NFC receiving element 11 with pilot lamp 12 control connection can let car owner know whether can charge through the display state of pilot lamp.
Drawings
Fig. 1 is a schematic structural view of an automatic identification charging gun according to the present invention;
fig. 2 is a schematic structural diagram of an electric vehicle charging system formed by an automatic identification charging gun according to the present invention;
fig. 3 is a circuit schematic of an NFC receiving unit;
FIG. 4 is a circuit configuration diagram of an indicator light;
fig. 5 is a circuit schematic of an NFC transmit unit.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer and more complete, the following embodiments are further illustrated with reference to the accompanying drawings.
Example 1
In the exemplary embodiment, an automatic identification charging gun is provided. As shown in fig. 1, the charging gun comprises a charging gun head 1, wherein one end of the charging gun head 1 is connected with a cable 2, the cable 2 is connected with a charging cabinet, a control module is arranged in the charging cabinet, a +5V power supply line, an SDA communication line and an SCL communication line are arranged in the cable 2, and an input end of the SDA communication line and an input end of the SCL communication line are respectively connected with the control module;
an NFC receiving unit 11 is arranged in the charging gun head 1, and the NFC receiving unit 11 is respectively connected with the +5V power supply line, the SDA communication line output end and the SCL communication line output end; still be provided with pilot lamp 12 in the rifle head 1 that charges, NFC receiving element 11 with pilot lamp 12 control connection.
The working principle of the charging gun is as follows: an object (a shared automobile and the like) needing to be charged sends a charging request signal and identity information, an NFC receiving unit 11 in the gun head 1 of the charging gun can receive the charging request signal, the NFC receiving unit 11 processes and confirms the identity information according to the information sent by a user, and whether the object can be identified or not can be identified successfully can be known through the display state change of an indicator lamp 12. Further, as the cable 2 is improved, the charging gun can be automatically identified in a small distance close to the charging port without being inserted.
Further, an automatic discernment rifle that charges, NFC receiving element 11 includes first NFC control chip and receiving antenna, first NFC control chip with receiving antenna control connection.
Further, the receiving antenna is plastically packaged in the gun head 1 of the charging gun.
Further, as shown in fig. 3, a specific circuit diagram of the NFC receiving unit 11 is shown, and the model of the first NFC control chip is MFRC 522-1. The first NFC control chip is connected with the +5V power supply line, the SDA communication line and the SCL communication line through corresponding pins, the +5V power supply line supplies power to the first NFC control chip and the circuit, the SDA communication line transmits data, and the SCL communication line can control the data transmission. The SDA communication line represents a data line, the SCL communication line represents a control line, a serial bus formed by the SDA communication line and the SCL communication line can send and receive data, and bidirectional data exchange is carried out between the control module and the first NFC control chip.
Furthermore, the first NFC control chip is provided with a pin TX1 and a pin TX2, the pin TX1 and the pin TX2 correspond to the internal transmitter 1 and the internal transmitter 2 and transmit information to the outside, the first NFC control chip is provided with a pin RX as a receiver input pin, and the pin RX is used for receiving external information to realize bidirectional interaction. As shown in fig. 1, the pins D1-D7 of the first NFC controller chip are interface pins for different data, the pin IRQ is an interrupt request pin, the output is used to indicate an interrupt event, and the pin EA accesses an externally encoded address to encode a T2C address.
As shown in fig. 3, the first NFC controller chip includes a pin I2C, the pin I2C is a serial data bus, and the first NFC controller chip performs data interaction with the SDA communication line and the SCL communication line through a pin I2C.
Further, the indicator light 12 includes a red indicator light, a green indicator light and a yellow indicator light. As shown in fig. 4, the type of the indicator light 12 is LED0805, the indicator light 12 remains yellow when not in use, when the color changes, it indicates that there is a nearby vehicle requiring charging, if the indicator light 12 is red, it indicates that the matching is not successful and charging is not possible, and if the indicator light 12 is green, it indicates that the matching is successful and charging is possible.
Further, take automatic rifle that charges of identification, the water conservancy diversion area of +5V power supply line, SDA communication line and SCL communication line is 0.2mm2. The cable is improved on the basis of the national standard gun, the diameter is only increased by about 5mm after 3 communication wires are added, the weight is little increased, and the use is not influenced.
The utility model discloses an increase in cable 2 and be provided with +5V power supply line, SDA communication line and SCL communication line, be provided with NFC receiving unit 11 in the rifle head 1 of the rifle that charges, NFC receiving unit 11 respectively with +5V power supply line, SDA communication line and SCL communication line are connected, when needing to charge, need not insert the rifle that charges, only need let the rifle that charges be close to charge mouthful within 4cm can automatic identification; still be provided with pilot lamp 12 in the rifle head 1 of simultaneously charging, NFC receiving element 11 with pilot lamp 12 control connection can let car owner know whether can charge through the display state of pilot lamp.
Example 2
The utility model also provides an electric automobile charging system that automatic recognition charges rifle and constitutes, as shown in fig. 2, charge rifle including the rifle head 1 that charges, cable 2 is connected with the cabinet that charges, be equipped with control module in the cabinet that charges, cable 2 is inside to be provided with +5V power supply line, SDA communication line and SCL communication line, the input of SDA communication line and the input of SCL communication line are connected with control module respectively;
an NFC receiving unit 11 is arranged in the charging gun head 1, and the NFC receiving unit 11 is respectively connected with the +5V power supply line, the SDA communication line output end and the SCL communication line output end; still be provided with pilot lamp 12 in the rifle head 1 that charges, NFC receiving element 11 with pilot lamp 12 control connection.
The electric automobile charging system further comprises a vehicle end charging port 3, a charging socket is arranged in the vehicle end charging port 3, an NFC transmitting unit 31 is installed inside the charging socket, and the NFC transmitting unit 31 is wirelessly connected with the NFC receiving unit 11.
Further, an electric automobile charging system, NFC transmitting unit 31 includes second NFC control chip and transmitting antenna, and second NFC control chip and transmitting antenna control connection.
As shown in fig. 5, a specific circuit diagram of the NFC transmitting unit 31 is provided, the model of the second NFC control chip is PN532, the NFC transmitting unit 31 is an NFC transmitting module PCBA, the PCBA stores therein identity information and related control information of an electric vehicle, the transmitting antenna transmits the identity information of the electric vehicle, when the vehicle-end charging port 3 is close to the charging gun head 1, the NFC receiving unit 11 in the charging gun head 1 receives the identity information of the electric vehicle through the receiving antenna, because the NFC receiving unit 11 stores in advance the identity information bases of all electric vehicles in the area to which the NFC receiving unit belongs, the received identity information is compared with data in the identity information base, if corresponding information can be found, the identification can be successful, the charging can be performed, if not found, the identification cannot be successful, and the charging cannot be performed.
Furthermore, the second NFC controller chip is provided with a pin RX through which information sent by the first NFC controller chip is received, the second NFC controller chip is further provided with a pin TX1 and a pin TX2, and the pin TX1 and the pin TX2 send request information to the first NFC controller chip, so that bidirectional interaction is realized.
Further, the recognized situation is prompted through an indicator light. The working principle of the indicator lamp is the same as that of the indicator lamp in the embodiment 1.
Further, the transmitting antenna is plastically packaged in the charging socket.
Example 3
On the basis of embodiment 2, improve electric automobile charging system, set up corresponding control module and display device in the car, can revise, upload and show the charging situation to identity information.
The electric automobile charging system comprises a vehicle end charging port 3, a charging socket is arranged in the vehicle end charging port 3, an NFC transmitting unit 31 is installed inside the charging socket, and the NFC transmitting unit 31 is wirelessly connected with the NFC receiving unit 11.
Further, an electric automobile charging system, NFC transmitting unit 31 includes second NFC control chip and transmitting antenna, and second NFC control chip and transmitting antenna control connection.
Further, the electric automobile charging system further comprises a vehicle-end controller and a display, wherein the vehicle-end controller is connected with the second NFC control chip, and the display is connected with the vehicle-end controller.
Furthermore, through a second NFC control chip in the APP networking vehicle-end charging port 3 of the vehicle end, the identity information in the vehicle-end charging port 3 can be updated, uploaded or modified and the like through the vehicle-end controller; the charging times, charging time, charging amount and residual amount can be checked through the display, and recharging and the like can be carried out.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims (10)

1. The utility model provides an automatic discernment rifle that charges, is including rifle head (1) of charging, its characterized in that: one end of the gun head (1) of the charging gun is connected with a cable (2), the cable (2) is connected with a charging cabinet, a control module is arranged in the charging cabinet, a +5V power supply line, an SDA communication line and an SCL communication line are arranged in the cable (2), and the input end of the SDA communication line and the input end of the SCL communication line are respectively connected with the control module;
an NFC receiving unit (11) is arranged in the charging gun head (1), and the NFC receiving unit (11) is respectively connected with the +5V power supply line, the SDA communication line output end and the SCL communication line output end; still be provided with pilot lamp (12) in the rifle head (1) charges, NFC receiving element (11) with pilot lamp (12) control connection.
2. An automatic identification charging gun as claimed in claim 1, characterized in that: the NFC receiving unit (11) comprises a first NFC control chip and a receiving antenna, and the first NFC control chip is in control connection with the receiving antenna.
3. An automatic identification charging gun as claimed in claim 2, characterized in that: the receiving antenna is plastically packaged in the charging gun head (1).
4. An automatic identification charging gun as claimed in claim 2, characterized in that: the model of the first NFC control chip is MFRC 522-1.
5. An automatic identification charging gun as claimed in claim 1, characterized in that: the indicator light (12) comprises a red indicator light, a green indicator light and a yellow indicator light.
6. An automatic identification charging gun as claimed in claim 1, characterized in that: the flow guide areas of the +5V power supply line, the SDA communication line and the SCL communication line are all 0.2mm2。
7. An electric vehicle charging system comprising the automatic identification charging gun according to any one of claims 1 to 6, wherein: the system further comprises a vehicle end charging port (3), a charging socket is arranged in the vehicle end charging port (3), an NFC transmitting unit (31) is installed inside the charging socket, and the NFC transmitting unit (31) is wirelessly connected with the NFC receiving unit (11).
8. The electric vehicle charging system according to claim 7, wherein: the NFC transmitting unit (31) comprises a second NFC control chip and a transmitting antenna, and the second NFC control chip is in control connection with the transmitting antenna.
9. The electric vehicle charging system of claim 8, wherein: the transmitting antenna is plastically packaged in the charging socket.
10. The electric vehicle charging system of claim 8, wherein: the system further comprises a vehicle-end controller, and the vehicle-end controller is connected with the second NFC control chip.
CN202023216282.9U 2020-12-28 2020-12-28 Automatic discernment rifle that charges and electric automobile charging system who constitutes thereof Expired - Fee Related CN214607105U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202023216282.9U CN214607105U (en) 2020-12-28 2020-12-28 Automatic discernment rifle that charges and electric automobile charging system who constitutes thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202023216282.9U CN214607105U (en) 2020-12-28 2020-12-28 Automatic discernment rifle that charges and electric automobile charging system who constitutes thereof

Publications (1)

Publication Number Publication Date
CN214607105U true CN214607105U (en) 2021-11-05

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114394026A (en) * 2021-12-21 2022-04-26 中汽创智科技有限公司 Electric vehicle charging method, system and device, charging pile and storage medium

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114394026A (en) * 2021-12-21 2022-04-26 中汽创智科技有限公司 Electric vehicle charging method, system and device, charging pile and storage medium
CN114394026B (en) * 2021-12-21 2024-05-24 中汽创智科技有限公司 Electric automobile charging method, system, device, charging pile and storage medium

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Granted publication date: 20211105