CN110843576A - Fill electric pile with license plate number reads function - Google Patents
Fill electric pile with license plate number reads function Download PDFInfo
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- CN110843576A CN110843576A CN201911133771.7A CN201911133771A CN110843576A CN 110843576 A CN110843576 A CN 110843576A CN 201911133771 A CN201911133771 A CN 201911133771A CN 110843576 A CN110843576 A CN 110843576A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/31—Charging columns specially adapted for electric vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/14—Conductive energy transfer
- B60L53/16—Connectors, e.g. plugs or sockets, specially adapted for charging electric vehicles
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R22/00—Arrangements for measuring time integral of electric power or current, e.g. electricity meters
- G01R22/06—Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods
- G01R22/10—Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods using digital techniques
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/10—Terrestrial scenes
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/60—Type of objects
- G06V20/62—Text, e.g. of license plates, overlay texts or captions on TV images
- G06V20/625—License plates
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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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- 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
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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
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
- Y02T90/167—Systems integrating technologies related to power network operation and communication or information technologies for supporting the interoperability of electric or hybrid vehicles, i.e. smartgrids as interface for battery charging of electric vehicles [EV] or hybrid vehicles [HEV]
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S30/00—Systems supporting specific end-user applications in the sector of transportation
- Y04S30/10—Systems supporting the interoperability of electric or hybrid vehicles
- Y04S30/12—Remote or cooperative charging
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention relates to a charging pile with a license plate number reading function, which comprises a charging pile main body and a controller, wherein the charging pile main body is connected with the controller, the controller comprises an MCU (microprogrammed control unit), a storage module, a communication module, a power metering module, an analog-to-digital converter, a current measuring module, a voltage measuring module and an image acquisition module, the MCU is bidirectionally connected with the storage module and the communication module, and the communication module is connected with an external remote server through a network; the image acquisition module acquires images in front of the charging station vehicle, transmits image data to the MCU for processing and identification, and identifies the license plate number of the charging station vehicle; the current measuring module and the voltage measuring module are both connected with the charging pile main body; the image acquisition module is used for identifying the license plate number of the vehicle, the charging function of the charging pile can be automatically started according to the license plate number of the vehicle after the license plate number is read, and the image acquisition module is suitable for a unit or private charging pile system and is worthy of being widely popularized.
Description
Technical Field
The invention belongs to the technical field of charging piles, and particularly relates to a charging pile with a license plate number reading function.
Background
The new energy automobile comprises a pure electric automobile, a range-extended electric automobile, a hybrid electric automobile, a fuel cell electric automobile, a hydrogen engine automobile, other new energy automobiles and the like.
Pure electric vehicle
A pure Electric vehicle (BEV) is an automobile using a single storage battery as an energy storage power source, and the storage battery is used as the energy storage power source, and the battery supplies Electric energy to a motor to drive the motor to run, so as to drive the automobile to run.
Hybrid electric vehicle
A Hybrid Electric Vehicle (HEV) refers to a Vehicle in which a drive system is combined by two or more single drive trains capable of operating simultaneously, and the running power of the Vehicle is provided by the single drive train or by multiple drive trains together according to the actual running state of the Vehicle. Hybrid vehicles come in a variety of forms due to differences in various component parts, arrangements, and control strategies.
Fuel cell electric automobile
Fuel Cell Electric Vehicles (FCEV) are vehicles driven by using hydrogen gas and oxygen in the air under the action of a catalyst, and Electric energy generated by an electrochemical reaction in a Fuel Cell is used as a main power source. The fuel cell electric vehicle is essentially one of pure electric vehicles, and the main difference lies in the different working principles of the power battery. Generally, a fuel cell converts chemical energy into electrical energy through an electrochemical reaction, a reducing agent required by the electrochemical reaction generally adopts hydrogen, and an oxidizing agent adopts oxygen, so most of the originally developed fuel cell electric vehicles directly adopt hydrogen fuel, and the hydrogen can be stored in the forms of liquefied hydrogen, compressed hydrogen or metal hydride hydrogen storage.
Hydrogen engine automobile
The hydrogen engine automobile is an automobile using a hydrogen engine as a power source. Typically the fuel used in the engine is diesel or gasoline and the fuel used in the hydrogen engine is gaseous hydrogen. The hydrogen engine automobile is a vehicle which really realizes zero emission, discharges pure water, and has the advantages of no pollution, zero emission, rich reserve and the like.
Other new energy automobile
Other new energy vehicles include vehicles that use high efficiency energy storage devices such as supercapacitors, flywheels, and the like. At present, in China, new energy automobiles mainly refer to pure electric automobiles, extended range electric automobiles, plug-in hybrid electric automobiles and fuel cell electric automobiles, and conventional hybrid electric automobiles are classified as energy-saving automobiles.
Electric power is the main energy supply mode of new energy automobile, fills electric pile its function and is similar to the tanker aircraft inside the filling station, can fix on ground or wall, installs in public building (public building, market, public parking area etc.) and residential area parking area or charging station, can charge for the electric automobile of various models according to different voltage classes. The input end of the charging pile is directly connected with an alternating current power grid, and the output end of the charging pile is provided with a charging plug for charging the electric automobile.
In the prior art, a private charging pile generally adopts a key or password mode to unlock a charging function, and the charging function is automatically started by recognizing a license plate number.
Disclosure of Invention
The present invention is directed to solve the above problems and to provide a charging post with a license plate number reading function, which automatically turns on the charging function of the charging post according to the license plate number of a vehicle.
The invention realizes the purpose through the following technical scheme:
a charging pile with a license plate number reading function comprises a charging pile main body and a controller, wherein the charging pile main body is connected with the controller, the controller comprises an MCU (microprogrammed control unit), a storage module, a communication module, a power metering module, an analog-to-digital converter, a current measuring module, a voltage measuring module and an image acquisition module, the MCU is bidirectionally connected with the storage module and the communication module, and the communication module is connected with an external remote server through a network;
the image acquisition module acquires images in front of the charging station vehicle, transmits image data to the MCU for processing and identification, and identifies the license plate number of the charging station vehicle;
the current measuring module and the voltage measuring module are connected with the charging pile main body and used for detecting charging current and charging voltage of the charging pile main body, the signal output ends of the current measuring module and the voltage measuring module are connected with the analog signal input end of the analog-to-digital converter, the digital signal output end of the analog-to-digital converter is divided into two paths, one path is input into the power metering unit, the other path is input into the MCU, and the signal output end of the power metering unit is connected with the signal input end of the MCU; current analog signals and voltage analog signals of the current measuring module and the voltage measuring module are converted into current digital signals and voltage digital signals through an analog-to-digital converter, the current digital signals and the voltage digital signals are respectively sent into the independent power metering unit and the MCU to carry out power calculation, the MCU compares and verifies results of the two calculations, if the verification is carried out under the condition that the results are different, data are uploaded to a remote server, the remote server calculates and transmits the result data to the MCU, and the accuracy of metering is guaranteed.
As a further optimization scheme of the invention, the MCU is connected with a power supply through a power supply circuit. The power supply circuit converts the power supply to supply energy.
As a further optimization scheme of the invention, the MCU is also connected with an external pressure detection device, and the pressure detection device is arranged on the ground at the periphery of the charging pile. The pressure generated when the automobile moves to the charging position is detected, and a measure for avoiding no-load operation is added.
As a further optimization scheme of the invention, the MCU is also connected with an external display module and a key module. For display and key entry.
As a further optimization scheme of the invention, the charging pile main body is connected with a charging gun, the front end of the charging gun is connected with a charging port of an automobile through a self-locking device, the self-locking device comprises a self-locking plug-in column arranged at the center of the charging port of the automobile and a locking mechanism arranged on the charging gun, the self-locking plug-in column is inserted into the locking mechanism, and the locking mechanism locks the self-locking plug-in column to prevent the charging gun from being pulled out.
The locking mechanism comprises a plurality of locking units which are distributed in an even annular array mode, the locking units are spliced to form a circular truncated cone-shaped structure, and a through hole formed by the locking units is formed in the center of the circular truncated cone-shaped structure.
The outside of locking unit is equipped with side guide mechanism, and side guide mechanism includes the slider, and the surface of locking unit is equipped with the spout that sets up along the generating line direction, spout and slider clearance fit, and the spout is the T font, and the cross sectional shape of slider is the same with the cross sectional shape of spout.
The locking mechanism rear end is equipped with the push pedal, the locking unit is connected with the push pedal through back guiding mechanism, back guiding mechanism includes the guide way, the rear end of locking unit be equipped with guide way complex guide pillar, the cross-section of guide way is the font of falling T, guide pillar and guide way clearance fit, and the rear end of guide pillar be equipped with the partial complex circular cap at guide way rear portion broad, circular cap is located the part at guide way rear portion broad, receive the restriction of first half guide way, make it can not break away from the guide way.
The push plate is connected with the linear driving mechanism and is pushed by the linear driving mechanism to move along the axis of the linear driving mechanism, and the linear driving mechanism is connected with the signal output end of the MCU and is controlled to act through the controller.
As a further optimization scheme of the invention, the sliding block is fixedly arranged on the inner wall of the lantern ring and is connected with the charging gun shell through the lantern ring.
As a further optimization scheme of the invention, the inner face of the sliding block is an inclined plane. Engaging the inclined surface of the locking unit.
As a further optimization scheme of the invention, the linear driving mechanism comprises an electric push rod, and the push rod of the electric push rod is fixedly connected with the push plate. The push plate is pushed by the electric push rod to move linearly.
As a further optimized scheme of the invention, the locking unit and the self-locking inserting column are provided with a clamping groove and a clamping block which are matched with each other.
The invention has the beneficial effects that:
1) the image acquisition module is used for identifying the license plate number of the vehicle, the charging function of the charging pile can be automatically started according to the license plate number of the vehicle after the license plate number is read, and the image acquisition module is suitable for a unit or private charging pile system;
2) the method can verify the power measurement of the charging pile and connect a remote server for auxiliary calculation to obtain accurate calculation data;
3) the charging gun is self-locked, so that the charging gun can be prevented from being pulled out by lawless persons to charge other vehicles.
Drawings
Fig. 1 is a schematic structural diagram of a charging pile according to a first embodiment of the present invention;
FIG. 2 is a block diagram of a controller according to the present invention;
FIG. 3 is a schematic structural view of a self-locking device according to the first embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a truncated cone-shaped structure according to the first embodiment of the present invention;
FIG. 5 is a schematic bottom view of a truncated cone-shaped structure according to the first embodiment of the present invention;
FIG. 6 is a schematic diagram of the structure of the push plate of the present invention according to one embodiment.
Detailed Description
The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.
Example one
As shown in fig. 1-6, a charging pile with license plate number reading function comprises a charging pile main body 100 and a controller, wherein the charging pile main body 100 is connected with the controller, the controller comprises an MCU, a storage module, a communication module, a power metering module, an analog-to-digital converter, a current measuring module, a voltage measuring module and an image acquisition module, the MCU is bidirectionally connected with the storage module and the communication module, and the communication module is connected with an external remote server through a network;
the image acquisition module acquires images in front of the charging station vehicle, transmits image data to the MCU for processing and identification, and identifies the license plate number of the charging station vehicle;
the current measuring module and the voltage measuring module are both connected with the charging pile main body 100, the charging current and the charging voltage of the charging pile main body 100 are detected, the signal output ends of the current measuring module and the voltage measuring module are both connected with the analog signal input end of the analog-to-digital converter, the digital signal output end of the analog-to-digital converter is divided into two paths, one path is input into the power metering unit, the other path is input into the MCU, and the signal output end of the power metering unit is connected with the signal input end of the MCU; current analog signals and voltage analog signals of the current measuring module and the voltage measuring module are converted into current digital signals and voltage digital signals through an analog-to-digital converter, the current digital signals and the voltage digital signals are respectively sent into the independent power metering unit and the MCU to carry out power calculation, the MCU compares and verifies results of the two calculations, if the verification is carried out under the condition that the results are different, data are uploaded to a remote server, the remote server calculates and transmits the result data to the MCU, and the accuracy of metering is guaranteed.
The image acquisition module is used for identifying the license plate number of the vehicle, the charging function of the charging pile can be automatically started according to the license plate number of the vehicle after the license plate number is read, and the image acquisition module is suitable for a unit or private charging pile system.
And the MCU is connected with the power supply through the power supply circuit. The power supply circuit converts the power supply to supply energy.
Above-mentioned, MCU still connects outside pressure measurement, and pressure measurement sets up in filling electric pile outlying subaerial. The pressure generated when the automobile moves to the charging position is detected, and a measure for avoiding no-load operation is added.
The MCU is also connected with an external display module and a key module. For display and key entry.
Fill electric pile main part 100 and connect the rifle 101 that charges, the front end of the rifle 101 that charges is connected with the car mouth that charges through self-lock device, and this self-lock device inserts the post and locates the locking mechanism on the rifle 101 that charges including locating the auto-lock at car mouth center that charges, and in the post was inserted to the auto-lock inserted the locking mechanism, locking mechanism inserted the post to the auto-lock and carried out the locking, avoided the rifle 101 that charges to be extracted.
The locking mechanism comprises a plurality of locking units 1 which are uniformly distributed in an annular array, the locking units 1 are spliced to form a circular truncated cone-shaped structure 2, and a through hole 3 formed by the locking units 1 is formed in the center of the circular truncated cone-shaped structure 2.
The outside of locking unit 1 is equipped with side guide mechanism, and side guide mechanism includes slider 4, and the surface of locking unit 1 is equipped with the spout 5 that sets up along the generating line direction, and spout 5 and slider 4 clearance fit, spout 5 are the T font, and the cross sectional shape of slider 4 is the same with the cross sectional shape of spout 5.
Preferably, the sliding block 4 is fixedly arranged on the inner wall of the lantern ring 6, and is connected with the shell of the charging gun 101 through the lantern ring 6.
Preferably, the number of sliders 4 is the same as the number of runners 5.
Preferably, the inner surface of the slider 4 is a slope. Cooperating with the inclined surface of the locking unit 1.
Locking mechanism rear end is equipped with push pedal 7, locking unit 1 is connected with push pedal 7 through back guiding mechanism, back guiding mechanism includes guide way 8, locking unit 1's rear end be equipped with 8 complex guide pillars 9 of guide way, the cross-section of guide way 8 is the font of falling T, guide pillars 9 and 8 clearance fit of guide way, and the rear end of guide pillar 9 be equipped with the partial complex circular cap at 8 rear portions of guide way, circular cap is located the part of 8 rear portions of guide way broad, receive the restriction of first half portion of guide way 8, make it can not break away from guide way 8.
The push plate 7 is connected with the linear driving mechanism and is pushed by the linear driving mechanism to move along the axis of the linear driving mechanism.
Preferably, the number of guide grooves 8 is the same as the number of locking units 1.
Preferably, the linear driving mechanism comprises an electric push rod, and the push rod of the electric push rod is fixedly connected with the push plate 7. The push plate 7 is pushed to move linearly by the electric push rod.
Preferably, the locking unit 1 and the self-locking inserting column are provided with a clamping groove and a clamping block which are matched with each other.
It should be noted that the length of the self-locking plug column is larger than that of a plug pin of the automobile charging port. So that the pins can contact the terminals of the charging gun 101 without being affected by the self-locking device.
The principle of the invention is as follows: the linear driving mechanism pushes the push plate 7 to move, when the push plate 7 pushes the locking unit 1 to move forwards, the locking unit 1 can simultaneously approach to the middle due to the limitation of the side guide mechanism, the self-locking insertion column in the middle is gradually closed and clamped, and the self-locking insertion column can move inwards along a radial track due to the guide of the rear guide mechanism in the closing process;
when the linear driving mechanism drives the push plate 7 to reset, the push plate 7 pulls the locking unit 1 to move backwards through the rear guide mechanism, the locking unit 1 is separated due to the limitation of the side guide mechanism, the locking of the self-locking inserting column is unlocked, and the push plate can move outwards along a radial track under the guide of the rear guide mechanism in the separation process;
for the side guide mechanism, when the locking unit 1 moves forward, the smaller diameter at the front end is excessive to the larger diameter at the rear end, and the position of the slide block 4 is fixed, so that the locking unit 1 can only move to the center of the locking mechanism, otherwise, when the diameter of the locking unit 1 passing through the slide block 4 is gradually reduced, the locking unit 1 moves to the direction far away from the center of the locking mechanism.
If the phenomenon of pulling out the rifle 101 that charges by force takes place, the frictional force through auto-lock inserted column and locking unit 1 resists the external application of force this moment, can resist general manual pulling out operation, if lawless persons use tools etc. to pull out, the application of force is great, and the rifle 101 that charges allows to be pulled out, avoids damaging car mouth and the rifle 101 that charges.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (9)
1. The utility model provides a fill electric pile with license plate number reads function which characterized in that: the charging pile comprises a charging pile body and a controller, wherein the charging pile body is connected with the controller, the controller comprises an MCU (microprogrammed control unit), a storage module, a communication module, a power metering module, an analog-to-digital converter, a current measuring module, a voltage measuring module and an image acquisition module, the MCU is bidirectionally connected with the storage module and the communication module, and the communication module is connected with an external remote server through a network;
the image acquisition module acquires images in front of the charging station vehicle, transmits image data to the MCU for processing and identification, and identifies the license plate number of the charging station vehicle;
the current measuring module and the voltage measuring module are connected with the charging pile main body and used for detecting charging current and charging voltage of the charging pile main body, the signal output ends of the current measuring module and the voltage measuring module are connected with the analog signal input end of the analog-to-digital converter, the digital signal output end of the analog-to-digital converter is divided into two paths, one path is input into the power metering unit, the other path is input into the MCU, and the signal output end of the power metering unit is connected with the signal input end of the MCU; current analog signals and voltage analog signals of the current measuring module and the voltage measuring module are converted into current digital signals and voltage digital signals through an analog-to-digital converter, the current digital signals and the voltage digital signals are respectively sent into the independent power metering unit and the MCU to carry out power calculation, the MCU compares and verifies results of the two calculations, if the verification is carried out under the condition that the results are different, data are uploaded to a remote server, the remote server calculates and transmits the result data to the MCU, and the accuracy of metering is guaranteed.
2. The charging pile with license plate number reading function according to claim 1, characterized in that: the MCU is connected with a power supply through a power circuit.
3. The charging pile with license plate number reading function according to claim 1, characterized in that: MCU still connects outside pressure measurement, and pressure measurement sets up in filling electric pile outlying subaerial.
4. The charging pile with license plate number reading function according to claim 1, characterized in that: the MCU is also connected with an external display module and a key module.
5. The charging pile with license plate number reading function according to claim 1, characterized in that: the charging pile comprises a charging pile body, a charging gun body, a self-locking device and a locking mechanism, wherein the charging gun body is connected with a charging port of an automobile, the front end of the charging gun body is connected with the charging port of the automobile through the self-locking device, the self-locking device comprises a self-locking plug-in column arranged in the center of the charging port of the automobile and the locking mechanism arranged on the charging gun, the self-locking plug-in column is inserted into the locking mechanism, and the locking mechanism locks the self;
the locking mechanism comprises a plurality of locking units which are uniformly distributed in an annular array, the locking units are spliced to form a circular truncated cone-shaped structure, and a through hole formed by the locking units is formed in the center of the circular truncated cone-shaped structure;
a side guide mechanism is arranged outside the locking unit and comprises a sliding block, a sliding groove is arranged on the outer surface of the locking unit along the bus direction, the sliding groove is in clearance fit with the sliding block, the sliding groove is in a T shape, and the cross section of the sliding block is the same as that of the sliding groove;
the rear end of the locking mechanism is provided with a push plate, the locking unit is connected with the push plate through a rear guide mechanism, the rear guide mechanism comprises a guide groove, the rear end of the locking unit is provided with a guide pillar matched with the guide groove, the section of the guide groove is in an inverted T shape, the guide pillar is in clearance fit with the guide groove, the rear end of the guide pillar is provided with a circular cap matched with a wider part at the rear part of the guide groove, and the circular cap is positioned in the wider part at the rear part of the guide groove and is limited by the guide groove at the front part so as not to be separated from the guide groove;
the push plate is connected with the linear driving mechanism and is pushed by the linear driving mechanism to move along the axis of the push plate.
6. The charging pile with license plate number reading function according to claim 5, characterized in that: the slider is fixed to be located the inner wall of the lantern ring, connects the rifle casing that charges through the lantern ring.
7. The charging pile with license plate number reading function according to claim 5, characterized in that: the inner surface of the sliding block is an inclined surface.
8. The charging pile with license plate number reading function according to claim 5, characterized in that: the linear driving mechanism comprises an electric push rod, and the push rod of the electric push rod is fixedly connected with the push plate.
9. The charging pile with license plate number reading function according to claim 5, characterized in that: and the locking unit and the self-locking inserting column are provided with a clamping groove and a clamping block which are matched with each other.
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