CN210912061U - Distributed flexible electric vehicle charging system - Google Patents

Distributed flexible electric vehicle charging system Download PDF

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Publication number
CN210912061U
CN210912061U CN202020946943.4U CN202020946943U CN210912061U CN 210912061 U CN210912061 U CN 210912061U CN 202020946943 U CN202020946943 U CN 202020946943U CN 210912061 U CN210912061 U CN 210912061U
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CN
China
Prior art keywords
lifting
electrically connected
power distribution
grid
terminal
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Expired - Fee Related
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CN202020946943.4U
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Chinese (zh)
Inventor
田炜
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Huaruida Nanjing Electric Co ltd
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Huaruida Nanjing Electric Co ltd
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Priority to CN202020946943.4U priority Critical patent/CN210912061U/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
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/72—Electric energy management in electromobility
    • 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 discloses a distributed flexible electric vehicle charging system, which comprises a main power distribution cabinet, a distribution power cabinet and a distribution terminal; a grid-connected circuit breaker and a grid-connected module are arranged in the main power distribution cabinet; a master controller, a master wireless communication module, each voltage regulating module and each power distribution unit are arranged in the distribution electric cabinet; the grid-connected circuit breaker is used for being electrically connected with a power grid; the grid-connected module is used for rectifying alternating current input by the grid-connected circuit breaker and outputting direct current; the master controller controls the output voltage of each voltage regulating module; and the master controller is used for carrying out coordination control on the output power of each power distribution unit. The distributed flexible electric vehicle charging system can regulate voltage according to the control of the master controller by using the voltage regulating module; the power distribution unit is utilized to detect the service condition of each charging gun in real time, so that the master controller distributes corresponding voltage and charging power according to the service condition, and the charging efficiency is effectively improved.

Description

Distributed flexible electric vehicle charging system
Technical Field
The utility model relates to an electric automobile charging system, especially a flexible electric automobile charging system of distributing type.
Background
At present, the vigorous development and popularization of electric automobiles are important ways for realizing energy strategies and sustainable development strategies. With the continuous and rapid development of economy and the accelerated advancement of urbanization, the automobile demand will keep growing for a long time in the future. The method for accelerating the cultivation and development of the electric automobile is an urgent task for effectively relieving energy and environmental pressure and promoting the sustainable development of the automobile industry, and is a strategic measure for accelerating transformation and upgrading of the automobile industry and cultivating a new economic growth point and international competitive advantage.
Diversified charging scenes put new demands on electric vehicle charging facilities. At present, electric automobile charging mainly comprises three modes of slow charging, quick charging and battery replacement, and along with continuous popularization of future electric passenger cars, charging equipment meeting the quick charging requirements of users becomes a mature product, but a large amount of layout cannot be realized due to large demand on power grid power of a quick charging pile, and the quick charging pile cannot be popularized in a large scale in a community and an office building.
Disclosure of Invention
Utility model purpose: the utility model provides a flexible electric automobile charging system of distributing type can carry out power distribution to the vehicle that charges, satisfies the quick charge demand of user.
The technical scheme is as follows: the utility model discloses a distributed flexible electric vehicle charging system, which comprises a main power distribution cabinet, at least one distribution electric cabinet and each power distribution terminal electrically connected with each distribution electric cabinet;
a grid-connected circuit breaker and a grid-connected module are arranged in the main power distribution cabinet; a master controller, a master wireless communication module, a power distribution unit and at least two voltage regulation modules are arranged in the distribution electric cabinet; the grid-connected circuit breaker is used for being electrically connected with a power grid; the grid-connected module is electrically connected with the grid-connected circuit breaker and is used for rectifying alternating current input by the grid-connected circuit breaker and outputting direct current; the direct current output by the grid-connected module is electrically connected with the input end of the voltage regulating module of each distribution electric cabinet; the output end of each voltage regulating module of the distribution electric cabinet is electrically connected with each input end of the power distribution unit; the control end of each voltage regulating module is electrically connected with the master controller, and the master controller controls the output voltage of each voltage regulating module; the control end of each power distribution unit is electrically connected with the master controller, and the master controller performs coordination control on the output power of each output port of each power distribution unit; the master controller is electrically connected with the master wireless communication module;
the power distribution terminal comprises a terminal power distribution box, a wire spool, a lifting driving mechanism, a lifting top cover, a ground induction coil and a charging gun; the top of the terminal distribution box is open, and the lifting driving mechanism is arranged on the inner bottom of the terminal distribution box; the lifting top cover and the wire spool are both arranged on the lifting driving mechanism, and the top opening of the terminal distribution box is covered by the lifting top cover; a sealing partition plate is arranged in the terminal distribution box and close to the bottom, and a terminal controller, a slave wireless communication module, a vehicle detector, a memory and a power supply electronic switch are arranged below the sealing partition plate; a lifting guide rod is vertically arranged on the rear side edge of the terminal distribution box; a display mounting plate is arranged at the upper end of the lifting guide rod, and a display screen and a camera are mounted on the display mounting plate; the ground induction coil is embedded in the front side of the terminal distribution box; the charging gun is electrically connected with the output port of the power distribution unit through a charging cable, the charging cable is wound on the wire spool, and the power supply electronic switch is connected in series on the charging cable; the terminal controller is respectively and electrically connected with the slave wireless communication module, the vehicle detector, the memory, the control end of the power supply electronic switch, the display screen and the camera; the vehicle detector is electrically connected with the ground induction coil and used for sensing vehicle positioning information; the master wireless communication module is in wireless networking communication with each slave wireless communication module.
Furthermore, the lifting driving mechanism comprises a motor driving circuit, a driving motor, a lifting guide pipe and a lifting sleeve; the lifting guide pipe is vertically arranged on the inner bottom of the terminal distribution box, and a strip-shaped guide hole is vertically arranged on the pipe wall of the lifting guide pipe; a lifting driving screw rod is vertically and rotatably arranged in the lifting guide pipe, and the lower end of the lifting sleeve is sleeved on the lifting guide pipe; the wire spool is arranged on the outer pipe wall of the lifting sleeve; a lifting driving block is screwed on the lifting driving screw rod in a threaded manner, and a connecting block extending out of the strip-shaped guide hole is arranged on the lifting driving block; the connecting block is fixedly connected to the inner pipe wall of the lifting sleeve; a driven bevel gear is fixedly arranged at the lower end part of the lifting driving screw rod; the driving motor is positioned below the sealing partition plate, and the output shaft of the driving motor is provided with driving bevel gears meshed with the driven bevel gears; a support strip-shaped plate is vertically arranged at the top end of the lifting sleeve, and the upper end of the support strip-shaped plate is fixedly arranged on the lower side surface of the lifting top cover; the upper end part of the support strip-shaped plate is provided with a U-shaped notch for mounting a charging gun, and a position sensor for detecting whether the charging gun is mounted in place is arranged in the U-shaped notch; the terminal controller is electrically connected with the position sensor and the motor driving circuit; the motor driving circuit is electrically connected with the driving motor, and the terminal controller controls the driving motor to rotate through the motor driving circuit.
Furthermore, a rubber non-slip mat for preventing the charging gun from slipping is arranged in the U-shaped groove.
Furthermore, the rear side edge of the lifting top cover is provided with a lifting guide hole, and the lifting guide rod vertically penetrates through the lifting guide hole.
Furthermore, a loudspeaker is also arranged on the display mounting plate, and the terminal controller is electrically connected with the loudspeaker.
Furthermore, an access door is arranged at the front side of the main power distribution cabinet; an upper convex arc-shaped top is arranged at the top of the total power distribution cabinet; the left side and the right side of the general power distribution cabinet are provided with ventilation grating windows.
Furthermore, a heat dissipation grid window is arranged on the side surface of the distribution electric cabinet; the bottom of the distribution electric cabinet is provided with a supporting foot.
Furthermore, a drain hole is formed in the rear side face of the terminal distribution box and above the sealing partition plate; and a steel wire mesh is arranged in the drain hole.
Further, the power distribution unit is provided with three input ports and three output ports; a conduction relay is connected in series between each input port and each output port; the three output ports are respectively provided with an A/D acquisition circuit; the master controller is electrically connected with the control end of each conduction relay to control the connection and disconnection between each input port and each output port; the master controller is electrically connected with the output end of each A/D acquisition circuit and is used for acquiring the voltage value of the output port.
Compared with the prior art, the utility model, its beneficial effect is: the voltage regulation module can be used for regulating voltage according to the control of the master controller; the power distribution unit can be used for detecting the service condition of each charging gun in real time, so that the master controller distributes corresponding voltage and charging power according to the service condition, and the charging efficiency is effectively improved; the camera can be used for detecting and identifying the license plate, so that the non-electric automobile is prevented from occupying a charging position; the vehicle detector and the ground induction coil can be used for detecting the vehicle in position; the lifting driving mechanism can be used for realizing lifting control of the wire spool and the charging gun, so that a user can conveniently take the charging gun during connection charging, and the wire spool and the charging gun are retracted into the terminal distribution box after charging is finished, thereby playing a role of safety protection; the on-off of the charging cable can be controlled by the power supply electronic switch.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the system of the present invention;
fig. 2 is a schematic diagram of the overall circuit structure of the system of the present invention;
fig. 3 is a schematic view of a cross-sectional structure of the power distribution terminal of the present invention;
FIG. 4 is a schematic view of the mounting structure of the lifting driving screw of the present invention;
fig. 5 is a schematic diagram of the power distribution terminal circuit structure of the present invention.
Detailed Description
The technical solution of the present invention will be described in detail with reference to the accompanying drawings, but the scope of the present invention is not limited to the embodiments.
Example 1:
as shown in fig. 1-5, the utility model discloses a flexible electric automobile charging system of distributing type includes: the system comprises a main power distribution cabinet 1, at least one distribution electric cabinet 5 and each power distribution terminal electrically connected with each distribution electric cabinet 5;
a grid-connected circuit breaker and a grid-connected module are arranged in the main power distribution cabinet 1; a master controller, a master wireless communication module, a power distribution unit and at least two voltage regulation modules are arranged in the distribution electric cabinet 5; the grid-connected circuit breaker is used for being electrically connected with a power grid; the grid-connected module is electrically connected with the grid-connected circuit breaker and is used for rectifying alternating current input by the grid-connected circuit breaker and outputting direct current; the direct current output by the grid-connected module is electrically connected with the input end of the voltage regulating module of each distribution electric cabinet 5; the output end of each voltage regulating module of the distribution electric cabinet 5 is electrically connected with each input end of the power distribution unit; the control end of each voltage regulating module is electrically connected with the master controller, and the master controller controls the output voltage of each voltage regulating module; the control end of each power distribution unit is electrically connected with the master controller, and the master controller performs coordination control on the output power of each output port of each power distribution unit; the master controller is electrically connected with the master wireless communication module;
the power distribution terminal comprises a terminal power distribution box 8, a wire spool 21, a lifting driving mechanism, a lifting top cover 11, a ground induction coil 10 and a charging gun 19; the top of the terminal distribution box 8 is open, and the lifting driving mechanism is arranged on the inner bottom of the terminal distribution box 8; the lifting top cover 11 and the wire spool 21 are both arranged on the lifting driving mechanism, and the top opening of the terminal distribution box 8 is sealed by the lifting top cover 11; a sealing partition plate 30 is arranged in the terminal distribution box 8 and close to the bottom, and a terminal controller, a slave wireless communication module, a vehicle detector, a memory and a power supply electronic switch are arranged below the sealing partition plate 30; a lifting guide rod 12 is vertically arranged on the rear side edge of the terminal distribution box 8; a display mounting plate 13 is arranged at the upper end of the lifting guide rod 12, and a display screen 14 and a camera 15 are arranged on the display mounting plate 13; the ground induction coil 10 is pre-embedded in the front side of the terminal distribution box 8; the charging gun 19 is electrically connected with an output port of the power distribution unit through a charging cable 20, the charging cable 20 is wound on the wire spool 21, and the power supply electronic switch is connected on the charging cable 20 in series; the terminal controller is respectively and electrically connected with the slave wireless communication module, the vehicle detector, the memory, the control end of the power supply electronic switch, the display screen 14 and the camera 15; the vehicle detector is electrically connected with the ground induction coil 10 and is used for sensing vehicle positioning information; the master wireless communication module is in wireless networking communication with each slave wireless communication module.
The voltage regulation module can be used for regulating voltage according to the control of the master controller; the power distribution unit can be used for detecting the service condition of each charging gun 19 in real time, so that the master controller distributes corresponding voltage and charging power according to the service condition, and the charging efficiency is effectively improved; the camera 15 can be used for detecting and identifying the license plate, so that the non-electric automobile is prevented from occupying a charging position; the vehicle detector and the ground induction coil 10 can be used for detecting the vehicle in position; the lifting driving mechanism can be used for realizing the lifting control of the wire spool 21 and the charging gun 19, so that a user can conveniently take the charging gun 19 during connection charging, and the wire spool 21 and the charging gun 19 are retracted into the terminal distribution box 8 after charging is finished, thereby playing a role of safety protection; the on-off of the charging cable 20 can be controlled by using the power supply electronic switch.
Further, the lifting driving mechanism comprises a motor driving circuit, a driving motor 28, a lifting guide pipe 29 and a lifting sleeve 25; the lifting guide pipe 29 is vertically arranged on the inner bottom of the terminal distribution box 8, and a strip-shaped guide hole 31 is vertically arranged on the pipe wall of the lifting guide pipe 29; a lifting driving screw 24 is vertically and rotatably arranged in the lifting guide pipe 29, and the lower end of the lifting sleeve 25 is sleeved on the lifting guide pipe 29; the wire spool 21 is installed on the outer pipe wall of the lifting sleeve 25; a lifting driving block 22 is screwed on the lifting driving screw 24, and a connecting block 23 extending out of the strip-shaped guide hole 31 is arranged on the lifting driving block 22; the connecting block 23 is fixedly connected to the inner pipe wall of the lifting sleeve 25; a driven bevel gear 32 is fixedly arranged at the lower end part of the lifting driving screw 24; the driving motor 28 is positioned below the sealing partition plate 30, and a driving bevel gear 33 meshed with the driven bevel gear 32 is arranged on an output shaft of the driving motor 28; a support strip-shaped plate 16 is vertically arranged at the top end of the lifting sleeve 25, and the upper end of the support strip-shaped plate 16 is fixedly arranged on the lower side surface of the lifting top cover 11; a U-shaped notch 17 for mounting the charging gun 19 is arranged at the upper end part of the support strip-shaped plate 16, and a position sensor 35 for detecting whether the charging gun 19 is mounted in place is arranged in the U-shaped notch 17; the terminal controller is electrically connected with the position sensor 35 and the motor driving circuit; the motor driving circuit is electrically connected with the driving motor 28, and the terminal controller controls the driving motor 28 to rotate through the motor driving circuit. The wire spool 21 and the charging gun 19 can be lifted up by using the lifting driving mechanism when in use, so that a user can conveniently take the charging gun 19 for charging; after charging is finished, the charging gun 19 is mounted on the U-shaped notch 17, the position sensor 35 detects the positioning information, the terminal controller controls the driving motor 28, the wire spool 21 and the charging gun 19 are retracted into the terminal distribution box 8, and the power supply electronic switch is controlled to cut off power supply.
Further, a rubber mat 18 for preventing the charging gun 19 from slipping off is provided in the U-shaped notch 17. The mounted charging gun 19 can be prevented from falling off freely by the rubber mat 18.
Furthermore, the rear side edge of the lifting top cover 11 is provided with a lifting guide hole 9, and the lifting guide rod 12 vertically penetrates through the lifting guide hole 9. The stability of the lifting top cover 11 during lifting can be enhanced by utilizing the lifting guide hole 9.
Further, a speaker 34 is mounted on the display mounting plate 13, and the terminal controller is electrically connected to the speaker 34. Voice prompting can be facilitated using speaker 34.
Further, an access door 3 is arranged at the front side of the main power distribution cabinet 1; the top of the general power distribution cabinet 1 is provided with an upper convex arc-shaped top 2; the left side and the right side of the general power distribution cabinet 1 are provided with ventilation grating windows 4. The access door 3 can be used for facilitating access maintenance, and the ventilation grating window 4 can be used for facilitating internal ventilation and heat dissipation.
Further, a heat dissipation grid window 6 is arranged on the side surface of the distribution electric cabinet 5; at the bottom of the electric distribution cabinet 5, support feet 7 are provided. Heat dissipation can be facilitated by the heat dissipation grill window 6.
Further, a drain hole 27 is provided on the rear side surface of the terminal distribution box 8 and above the sealing partition plate 30; and a steel wire mesh 26 is provided in the drain hole 27. Adopt wash port 27 and wire net 26 can discharge ponding fast, and can prevent the entering of insect etc. after sealing.
Further, the power distribution unit is provided with three input ports and three output ports; a conduction relay is connected in series between each input port and each output port; the three output ports are respectively provided with an A/D acquisition circuit; the master controller is electrically connected with the control end of each conduction relay to control the connection and disconnection between each input port and each output port; the master controller is electrically connected with the output end of each A/D acquisition circuit and is used for acquiring the voltage value of the output port.
In the distributed flexible electric vehicle charging system disclosed by the utility model, the power supply electronic switch adopts the existing switch relay; the power distribution unit is provided with an A/D acquisition circuit at each output port for acquiring the voltage at each output port, and a conduction relay is arranged between each input port and each output port of the power distribution unit, so that each conduction relay is controlled to connect one or more input ports to one or more output ports according to the requirement; the master wireless communication module and the slave wireless communication module both adopt the existing wireless communication modules, such as Zigbee wireless modules and the like, and can realize networking communication; the master controller adjusts the voltage value of the voltage adjusting module according to the voltage value acquired by the A/D acquisition circuit and controls each conduction relay to realize power distribution; the main controller and the terminal controller both adopt the existing controller module, such as an ARM processor module; the memory adopts the existing memory and is used for storing data; the vehicle detector and the ground induction coil are matched existing products and are used for detecting vehicles and sending detection signals to the terminal controller; the speaker 34 can be an existing speaker and is used for voice broadcasting; the display screen 14 adopts the existing LCD display screen and is used for displaying prompt information, charging data and payment information; the camera 15 adopts the existing camera and is used for image acquisition, so that the license plate is identified by the terminal controller; the lifting motor 28 adopts an existing stepping motor, and a corresponding stepping motor driving circuit is adopted as a motor driving circuit; the position sensor 35 is an existing infrared position sensor and is used for detecting whether the charging gun 19 is mounted in place; in the charging process, the master controller records the charging time, the charging current and the charging voltage of each charging gun 19, so that the charging fee settlement of the background fee settlement system is facilitated.
The utility model discloses a distributed flexible electric vehicle charging system, which is connected into a power grid through a grid-connected breaker when working, and breaks the current in time when the system breaks down; then, the grid-connected module rectifies alternating current input by a power grid into direct current for output; when electric automobile is close to 8 front sides of terminal block terminals, by ground induction coil and vehicle detector perception vehicles take one's place to will be with regard to position information transmission to terminal controller, shoot the vehicle by camera 15 again, carry out image recognition by terminal controller and handle and obtain license plate information, judge whether for electric automobile according to license plate information again: if the electric automobile is not the electric automobile, prompting that the non-electric automobile is prohibited to stop through the display screen 14, and simultaneously carrying out voice prompt through the loudspeaker 34, if the electric automobile is the electric automobile, displaying license plate information on the display screen 14, controlling the lifting motor 28 to rotate through the motor driving circuit by the terminal controller, lifting the wire reel 21 and the charging gun 19, and inserting the charging gun 19 into a charging port of the electric automobile by a user for charging; after the charging gun 19 is inserted into a charging socket of the electric automobile, voltage acquisition is carried out by an A/D acquisition circuit; if the voltage value is not acquired at the position of the charging gun 19, the charging gun 19 is in an idle state; if the voltage value is acquired, the master controller performs voltage regulation on the corresponding voltage regulation module according to the acquired voltage value, and controls the corresponding conduction relay according to the idle state of the charging gun 19, so that the charging gun 19 which is conducted with charging is intensively powered, and the charging efficiency is improved; the master controller is communicated with the terminal controller to send charging preparation information, and the communication mode is CAN bus communication; after the terminal controller receives the information for charging, the terminal controller controls the power supply electronic switch to be switched on, and the charging gun 19 starts to charge the electric automobile; after charging is completed, a user mounts the charging gun 19 on the U-shaped notch 17, and after the position sensor 35 detects the in-place information, the terminal controller controls the lifting motor 28 to enable the wire spool 21 and the charging gun 19 to descend, and meanwhile, the lifting top cover 11 covers the upper opening of the terminal distribution box 8; and finally, the terminal controller controls the power supply electronic switch to cut off power supply.
As mentioned above, although the present invention has been shown and described with reference to certain preferred embodiments, it should not be construed as limiting the invention itself. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (9)

1. The utility model provides a flexible electric automobile charging system of distributing type which characterized in that: the power distribution system comprises a main power distribution cabinet (1), at least one distribution electric cabinet (5) and each power distribution terminal electrically connected with each distribution electric cabinet (5);
a grid-connected circuit breaker and a grid-connected module are arranged in the main power distribution cabinet (1); a master controller, a master wireless communication module, a power distribution unit and at least two voltage regulation modules are arranged in the distribution electric cabinet (5); the grid-connected circuit breaker is used for being electrically connected with a power grid; the grid-connected module is electrically connected with the grid-connected circuit breaker and is used for rectifying alternating current input by the grid-connected circuit breaker and outputting direct current; the direct current output by the grid-connected module is electrically connected with the input end of the voltage regulating module of each distribution electric cabinet (5); the output end of each voltage regulating module of the distribution electric cabinet (5) is electrically connected with each input end of the power distribution unit; the control end of each voltage regulating module is electrically connected with the master controller, and the master controller controls the output voltage of each voltage regulating module; the control end of each power distribution unit is electrically connected with the master controller, and the master controller performs coordination control on the output power of each output port of each power distribution unit; the master controller is electrically connected with the master wireless communication module;
the power distribution terminal comprises a terminal power distribution box (8), a wire spool (21), a lifting driving mechanism, a lifting top cover (11), a ground induction coil (10) and a charging gun (19); the top of the terminal distribution box (8) is open, and the lifting driving mechanism is arranged on the inner bottom of the terminal distribution box (8); the lifting top cover (11) and the wire spool (21) are both arranged on the lifting driving mechanism, and the top opening of the terminal distribution box (8) is sealed by the lifting top cover (11); a sealing partition plate (30) is arranged in the terminal distribution box (8) and close to the bottom, and a terminal controller, a secondary wireless communication module, a vehicle detector, a storage and a power supply electronic switch are arranged below the sealing partition plate (30); a lifting guide rod (12) is vertically arranged on the rear side edge of the terminal distribution box (8); a display mounting plate (13) is arranged at the upper end of the lifting guide rod (12), and a display screen (14) and a camera (15) are mounted on the display mounting plate (13); the ground induction coil (10) is pre-embedded at the front side of the terminal distribution box (8); the charging gun (19) is electrically connected with an output port of the power distribution unit through a charging cable (20), the charging cable (20) is wound on a wire spool (21), and a power supply electronic switch is connected on the charging cable (20) in series; the terminal controller is respectively and electrically connected with the slave wireless communication module, the vehicle detector, the memory, the control end of the power supply electronic switch, the display screen (14) and the camera (15); the vehicle detector is electrically connected with the ground induction coil (10) and is used for sensing vehicle in-position information; the master wireless communication module is in wireless networking communication with each slave wireless communication module.
2. The distributed flexible electric vehicle charging system of claim 1, wherein: the lifting driving mechanism comprises a motor driving circuit, a driving motor (28), a lifting guide pipe (29) and a lifting sleeve (25); the lifting guide pipe (29) is vertically arranged on the inner bottom of the terminal distribution box (8), and a strip-shaped guide hole (31) is vertically arranged on the pipe wall of the lifting guide pipe (29); a lifting driving screw rod (24) is vertically and rotatably arranged in the lifting guide pipe (29), and the lower end of the lifting sleeve (25) is sleeved on the lifting guide pipe (29); the wire spool (21) is arranged on the outer pipe wall of the lifting sleeve (25); a lifting driving block (22) is screwed on the lifting driving screw rod (24) in a threaded manner, and a connecting block (23) extending out of the strip-shaped guide hole (31) is arranged on the lifting driving block (22); the connecting block (23) is fixedly connected to the inner pipe wall of the lifting sleeve (25); a driven bevel gear (32) is fixedly arranged at the lower end part of the lifting drive screw rod (24); the driving motor (28) is positioned below the sealing partition plate (30), and a driving bevel gear (33) meshed with the driven bevel gear (32) is arranged on an output shaft of the driving motor (28); a supporting strip-shaped plate (16) is vertically arranged at the top end of the lifting sleeve (25), and the upper end of the supporting strip-shaped plate (16) is fixedly arranged on the lower side surface of the lifting top cover (11); the upper end part of the support strip-shaped plate (16) is provided with a U-shaped notch (17) for mounting a charging gun (19), and a position sensor (35) for detecting whether the charging gun (19) is mounted in place is arranged in the U-shaped notch (17); the terminal controller is electrically connected with the position sensor (35) and the motor driving circuit; the motor driving circuit is electrically connected with the driving motor (28), and the terminal controller controls the driving motor (28) to rotate through the motor driving circuit.
3. The distributed flexible electric vehicle charging system of claim 2, wherein: a rubber non-slip mat (18) for preventing the charging gun (19) from slipping off is arranged in the U-shaped notch (17).
4. The distributed flexible electric vehicle charging system of claim 1, wherein: the rear side edge of the lifting top cover (11) is provided with a lifting guide hole (9), and a lifting guide rod (12) vertically penetrates through the lifting guide hole (9).
5. The distributed flexible electric vehicle charging system of claim 1, wherein: a speaker (34) is further mounted on the display mounting plate (13), and the terminal controller is electrically connected to the speaker (34).
6. The distributed flexible electric vehicle charging system of claim 1, wherein: an access door (3) is arranged at the front side of the main power distribution cabinet (1); the top of the main power distribution cabinet (1) is provided with an upper convex arc-shaped top (2); the left side and the right side of the main power distribution cabinet (1) are provided with ventilation grille windows (4).
7. The distributed flexible electric vehicle charging system of claim 1, wherein: a heat dissipation grid window (6) is arranged on the side surface of the distribution electric cabinet (5); the bottom of the distribution electric cabinet (5) is provided with a supporting foot (7).
8. The distributed flexible electric vehicle charging system of claim 1, wherein: a drain hole (27) is arranged on the rear side surface of the terminal distribution box (8) and above the sealing partition plate (30); and a steel wire mesh (26) is arranged in the drain hole (27).
9. The distributed flexible electric vehicle charging system of claim 1, wherein: the power distribution unit is provided with three input ports and three output ports; a conduction relay is connected in series between each input port and each output port; the three output ports are respectively provided with an A/D acquisition circuit; the master controller is electrically connected with the control end of each conduction relay to control the connection and disconnection between each input port and each output port; the master controller is electrically connected with the output end of each A/D acquisition circuit and is used for acquiring the voltage value of the output port.
CN202020946943.4U 2020-05-29 2020-05-29 Distributed flexible electric vehicle charging system Expired - Fee Related CN210912061U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112412136A (en) * 2020-12-12 2021-02-26 中萌智能城市发展建设有限公司 Stereo garage with intelligent charging system
CN113246768A (en) * 2021-07-16 2021-08-13 德阳恒博秸油科技有限公司 New energy automobile battery pack charging switching system and method based on image acquisition
CN113859006A (en) * 2021-09-07 2021-12-31 上海交通大学 Electric automobile soft queuing charging system and control method thereof
CN114508254A (en) * 2022-03-25 2022-05-17 重庆工业职业技术学院 New energy automobile stereo garage

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112412136A (en) * 2020-12-12 2021-02-26 中萌智能城市发展建设有限公司 Stereo garage with intelligent charging system
CN113246768A (en) * 2021-07-16 2021-08-13 德阳恒博秸油科技有限公司 New energy automobile battery pack charging switching system and method based on image acquisition
CN113246768B (en) * 2021-07-16 2021-10-15 德阳恒博秸油科技有限公司 New energy automobile battery pack charging switching system and method based on image acquisition
CN113859006A (en) * 2021-09-07 2021-12-31 上海交通大学 Electric automobile soft queuing charging system and control method thereof
CN114508254A (en) * 2022-03-25 2022-05-17 重庆工业职业技术学院 New energy automobile stereo garage

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