CN110834558B - New forms of energy fill electric pile's controlling means - Google Patents
New forms of energy fill electric pile's controlling means Download PDFInfo
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- CN110834558B CN110834558B CN201911133204.1A CN201911133204A CN110834558B CN 110834558 B CN110834558 B CN 110834558B CN 201911133204 A CN201911133204 A CN 201911133204A CN 110834558 B CN110834558 B CN 110834558B
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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
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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
- B60L53/50—Charging stations characterised by energy-storage or power-generation means
- B60L53/51—Photovoltaic means
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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
- B60L53/60—Monitoring or controlling charging stations
- B60L53/62—Monitoring or controlling charging stations in response to charging parameters, e.g. current, voltage or electrical charge
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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
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/18—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
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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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention relates to a control device of a new energy charging pile, which comprises a charging pile body and a controller, wherein the charging pile body is connected with the controller, the controller comprises a micro control unit, a multi-battery charging management unit, a multi-battery discharging management unit, a voltage detection module and a plurality of parallel battery units, the battery charging management unit is respectively connected with the plurality of battery units, and the battery discharging management unit is respectively connected with the plurality of battery units; the plurality of battery units are respectively connected with a voltage detection module, and the voltage detection module is connected with the micro control unit; according to the invention, the self-locking device is controlled by the controller to lock the charging gun and the charging port of the automobile, and the separation is limited after the locking, so that various illegal charging operations of the automobile are avoided; the controller provided by the invention is powered by solar energy, so that the energy is saved, and the solar energy-saving controller is worthy of being popularized vigorously.
Description
Technical Field
The invention belongs to the technical field of charging piles, and particularly relates to a control device of a new energy charging pile.
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.
Because charging pile charging time is longer, some drivers leave after directly charging, and do not come back for a long time after charging, cause other charging car owners to be unable to use the parking stall of charging to charge, lead to limited resource being wasted, seriously infringe charging car owner's profit.
Disclosure of Invention
The present invention is directed to solve the above problems, and an object of the present invention is to provide a control device for a new energy charging pile capable of preventing a vehicle from coming off through locking a charging gun and a charging port of the vehicle.
The invention realizes the purpose through the following technical scheme:
a control device of a new energy charging pile comprises a charging pile body and a controller, wherein the charging pile body is connected with the controller, the controller comprises a micro control unit, a multi-battery charging management unit, a multi-battery discharging management unit, a voltage detection module and a plurality of battery units which are connected in parallel, the battery charging management unit is respectively connected with the plurality of battery units, and the battery discharging management unit is respectively connected with the plurality of battery units; the battery units are respectively connected with the voltage detection module, the voltage detection module is connected with the micro control unit, the micro control unit is connected with the multi-battery charging management unit and the multi-battery discharging management unit, and the multi-battery charging management unit is connected with the solar battery through the charging unit. The solar cell converts solar energy into electric energy, the charging unit converts and rectifies a power supply of the solar cell into chargeable current and transmits the chargeable current to the multi-cell charging management unit, the voltage detection module detects the voltage of the cell unit and judges the electric quantity of the cell unit through the detected voltage, the multi-cell charging management unit is used for managing charging of the cell unit, and the multi-cell discharging management unit is used for managing discharging of the cell unit.
As a further optimization scheme of the present invention, the energy output positive electrode and the energy output negative electrode of the charging unit are respectively connected to the energy output positive electrode and the energy output negative electrode of the multi-battery charging management unit, the energy output positive electrode of the multi-battery charging management unit is connected to the positive electrodes of the plurality of battery units, the negative electrodes of the plurality of battery units are divided into two ports, one port is connected to the energy output negative electrode of the multi-battery charging management unit, the other port is connected to the power input negative electrode of the multi-battery discharging management unit, and the power input positive electrode of the multi-battery discharging management unit is connected to the positive electrodes;
the energy output negative pole of the multi-battery charging management unit is divided into a plurality of ports which are respectively connected with the negative poles of the plurality of battery units, and the power input negative pole of the multi-battery discharging management unit is divided into a plurality of ports which are respectively connected with the negative poles of the plurality of battery units.
As a further optimization scheme of the invention, the micro control unit 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 linear driving mechanism is connected with the push plate and comprises a lead screw, a main shaft, a worm wheel, a first worm, a second worm, a belt wheel and a motor, the lead screw penetrates through the push plate and is in threaded connection with the push plate, one end of the lead screw is fixedly connected with the main shaft, the worm wheel is fixedly arranged on the main shaft, two sides of the worm wheel are respectively meshed with the first worm and the second worm through a shaft coupling, one end of the first worm is connected with an output shaft of the motor through a shaft coupling, the first worm and the second worm are further provided with the belt wheel, and the two belt wheels are connected through a. The motor drives the first worm to rotate, the worm wheel and the main shaft are driven to rotate through the worm wheel and worm transmission belt, the lead screw is further driven to rotate, the push plate is driven to move back and forth through the effect of threaded connection, the second worm is driven to synchronously rotate through the transmission of the belt wheel while the first worm rotates, the worm wheel is subjected to the double locking effect of the first worm and the second worm when the motor stops, the rotation is stopped, and the movement of the push plate and the self-locking unit is limited.
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 number of the sliding blocks is the same as that of the sliding grooves.
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 preferred embodiment of the invention, the number of guide grooves is the same as the number of locking units.
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) according to the invention, the self-locking device is controlled by the controller to lock the charging gun and the charging port of the automobile, and the separation is limited after the locking, so that various illegal charging operations of the automobile are avoided;
2) the controller of the invention supplies power by solar energy, thus saving energy;
3) the linear driving mechanism of the self-locking device is provided with a worm wheel and a double-worm structure for locking, so that the self-locking device is prevented from being expanded by a charging gun which is pulled out by force.
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 schematic diagram of a controller according to the first embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a locking mechanism according to the present invention in accordance with one embodiment;
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 structural diagram of a locking unit according to the present invention in the first embodiment;
FIG. 6 is a schematic view of the structure of a push plate according to the present invention in one embodiment;
fig. 7 is a schematic structural diagram of a linear driving mechanism according to the first embodiment of the present invention.
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 to 7, a control device for a new energy charging pile comprises a charging pile body 100 and a controller, wherein the charging pile body 100 is connected with the controller, the controller comprises a micro control unit, a multi-battery charging management unit, a multi-battery discharging management unit, a voltage detection module and a plurality of battery units connected in parallel, the battery charging management unit is respectively connected with the plurality of battery units, and the battery discharging management unit is respectively connected with the plurality of battery units; the battery units are respectively connected with the voltage detection module, the voltage detection module is connected with the micro control unit, the micro control unit is connected with the multi-battery charging management unit and the multi-battery discharging management unit, and the multi-battery charging management unit is connected with the solar battery through the charging unit. The solar cell converts solar energy into electric energy, the charging unit converts and rectifies a power supply of the solar cell into chargeable current and transmits the chargeable current to the multi-cell charging management unit, the voltage detection module detects the voltage of the cell unit and judges the electric quantity of the cell unit through the detected voltage, the multi-cell charging management unit is used for managing charging of the cell unit, and the multi-cell discharging management unit is used for managing discharging of the cell unit.
Preferably, the multi-battery charging management unit and the multi-battery discharging management unit can be a plurality of switch circuits connected with the battery unit, and the switch circuits are connected with the micro-control unit and controlled by the micro-control unit.
Preferably, the battery cell is a small lithium battery.
Preferably, the micro control unit may employ an MCU.
The low-energy-consumption charging and discharging method of the controller comprises the following steps of:
the solar battery collects and converts solar energy into electric energy, the charging unit converts the power output by the solar battery into an energy source capable of charging the small lithium battery, and the electric energy is output to the multi-battery charging management unit;
during charging, the micro control unit starts traversing from the first battery unit in the plurality of battery units, checks the electric quantity condition of the first battery unit, determines whether to charge the first battery unit, only charges one battery unit at a moment, and after the current battery unit is fully charged, the micro control unit continuously traverses the battery unit which needs to be charged or not, and repeats the charging step;
during discharging, the micro control unit starts traversing from a first battery unit in the plurality of battery units, checks the electric quantity condition of the first battery unit, determines whether to use the first battery unit to supply power, only uses one battery unit to supply power at a moment, and when the electric quantity of the current battery unit is too low, the micro control unit continues traversing the battery units capable of supplying power and repeats the power supply steps.
Preferably, the energy output positive electrode and the energy output negative electrode of the charging unit are respectively connected with the energy output positive electrode and the energy output negative electrode of the multi-battery charging management unit, the energy output positive electrode of the multi-battery charging management unit is connected with the positive electrodes of the plurality of battery units, the negative electrodes of the plurality of battery units are divided into two ports, one port is connected with the energy output negative electrode of the multi-battery charging management unit, the other port is connected with the power input negative electrode of the multi-battery discharging management unit, and the power input positive electrode of the multi-battery discharging management unit is connected with the positive electrodes of;
the energy output negative pole of the multi-battery charging management unit is divided into a plurality of ports which are respectively connected with the negative poles of the plurality of battery units, and the power input negative pole of the multi-battery discharging management unit is divided into a plurality of ports which are respectively connected with the negative poles of the plurality of battery units.
The multi-battery charging management unit determines whether to communicate with one of the negative electrodes of the plurality of battery units through the internal comparison circuit, so as to determine whether to charge the battery units.
The controller supplies power through solar energy, and adopts the charging circuit that micropower started, can reduce the requirement to illumination intensity, keeps long-term power supply, cooperates effectual many batteries charge-discharge management to reduce the electric energy loss, optimizes the electric energy supply, keeps control system's long-time work.
The micro control unit 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 a linear driving mechanism, the linear driving mechanism comprises a screw rod 11, a main shaft 12, a worm wheel 13, a first worm 14, a second worm 15, a belt wheel 16 and a motor 17, the screw rod 11 penetrates through the push plate 7 and is in threaded connection with the push plate 7, one end of the screw rod 11 is fixedly connected with the main shaft 12, the worm wheel 13 is fixedly arranged on the main shaft 12, two sides of the worm wheel 13 are respectively meshed with the first worm 14 and the second worm 15, one end of the first worm 14 is connected with an output shaft of the motor 17 through a coupler, the belt wheel 16 is further arranged on the first worm 14 and the second worm 15, and the two belt wheels 16 are connected through a belt. The motor 17 drives the first worm 14 to rotate, the worm wheel 13 and the main shaft 12 are driven to rotate through the worm wheel 13 and the worm driving belt, the screw rod 11 is driven to rotate, the push plate 7 is driven to move back and forth through the effect of threaded connection, the first worm 14 can drive the second worm 15 to synchronously rotate through the transmission of the belt wheel 16 while rotating, and when the motor 17 stops, the worm wheel 13 is subjected to the double locking effect of the first worm 14 and the second worm 15, stops rotating, and limits the movement of the push plate 7 and the self-locking unit.
Preferably, the motor 17 is a servo motor and is connected to the MCU through a driver.
Preferably, the number of guide grooves 8 is the same as the number of locking units 1.
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.
When the charging gun 101 is forcibly pulled out, the self-locking plug column can apply an acting force to the locking unit 1 so as to apply a torque in the direction of the screw rod 11 of the driving mechanism, and the worm wheel 13 connected with the screw rod 11 is locked by the locking action of the worm so as to resist the torque of the screw rod 11 and prevent the locking unit 1 from being expanded by the self-locking plug column.
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 (8)
1. The utility model provides a new forms of energy fill electric pile's controlling means 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 a micro control unit, a multi-battery charging management unit, a multi-battery discharging management unit, a voltage detection module and a plurality of battery units which are connected in parallel, the battery charging management unit is respectively connected with the plurality of battery units, and the battery discharging management unit is respectively connected with the plurality of battery units; the system comprises a plurality of battery units, a voltage detection module, a micro control unit, a multi-battery charging management unit and a multi-battery discharging management unit, wherein the battery units are respectively connected with the voltage detection module; the solar cell converts solar energy into electric energy, the charging unit converts and rectifies a power supply of the solar cell into chargeable current and transmits the chargeable current to the multi-cell charging management unit, the voltage detection module detects the voltage of the cell unit and judges the electric quantity of the cell unit through the detected voltage, the multi-cell charging management unit is used for managing the charging of the cell unit, and the multi-cell discharging management unit is used for managing the discharging of the cell unit;
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, and the guide pillar is in clearance fit with the guide groove;
the linear driving mechanism is connected with the push plate and comprises a lead screw, a main shaft, a worm wheel, a first worm, a second worm, a belt wheel and a motor, the lead screw penetrates through the push plate and is in threaded connection with the push plate, one end of the lead screw is fixedly connected with the main shaft, the worm wheel is fixedly arranged on the main shaft, two sides of the worm wheel are respectively meshed with the first worm and the second worm through a shaft coupling, one end of the first worm is connected with an output shaft of the motor through a shaft coupling, the first worm and the second worm are further provided with the belt wheel, and the two belt wheels are connected through a.
2. The control device of the new energy charging pile according to claim 1, characterized in that: the energy output positive electrode and the energy output negative electrode of the charging unit are respectively connected with the energy output positive electrode and the energy output negative electrode of the multi-battery charging management unit, the energy output positive electrode of the multi-battery charging management unit is connected with the positive electrodes of the plurality of battery units, the negative electrodes of the plurality of battery units are divided into two ports, one port is connected with the energy output negative electrode of the multi-battery charging management unit, the other port is connected with the power input negative electrode of the multi-battery discharging management unit, and the power input positive electrode of the multi-battery discharging management unit is connected with the positive electrodes of;
the energy output negative pole of the multi-battery charging management unit is divided into a plurality of ports which are respectively connected with the negative poles of the plurality of battery units, and the power input negative pole of the multi-battery discharging management unit is divided into a plurality of ports which are respectively connected with the negative poles of the plurality of battery units.
3. The control device of the new energy charging pile according to claim 1, characterized in that: the micro control unit is also connected with an external display module and a key module.
4. The control device of the new energy charging pile according to claim 1, 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.
5. The control device of the new energy charging pile according to claim 1, characterized in that: the number of the sliding blocks is the same as that of the sliding grooves.
6. The control device of the new energy charging pile according to claim 1, characterized in that: the inner surface of the sliding block is an inclined surface.
7. The control device of the new energy charging pile according to claim 1, characterized in that: the number of the guide grooves is the same as the number of the locking units.
8. The control device of the new energy charging pile according to claim 1, 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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| JP6537938B2 (en) * | 2015-09-02 | 2019-07-03 | 日本航空電子工業株式会社 | Connector and connector assembly |
| CN205829250U (en) * | 2016-07-27 | 2016-12-21 | 国网山东省电力公司电力科学研究院 | The charging device of electric automobile that a kind of combination is solar powered |
| CN108839576B (en) * | 2018-06-08 | 2020-08-21 | 四川大学 | Multifunctional charging pile for new energy automobile |
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