CN104795872A - Telescopic electric vehicle wireless charging device - Google Patents
Telescopic electric vehicle wireless charging device Download PDFInfo
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- CN104795872A CN104795872A CN201510248551.4A CN201510248551A CN104795872A CN 104795872 A CN104795872 A CN 104795872A CN 201510248551 A CN201510248551 A CN 201510248551A CN 104795872 A CN104795872 A CN 104795872A
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- vehicle
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- charged side
- charging
- side primary
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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
- B60L53/35—Means for automatic or assisted adjustment of the relative position of charging devices and 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
- B60L53/30—Constructional details of charging stations
-
- 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
- B60L53/35—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles
- B60L53/38—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles specially adapted for charging by inductive energy transfer
- B60L53/39—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles specially adapted for charging by inductive energy transfer with position-responsive activation of primary coils
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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
Abstract
The invention discloses a telescopic electric vehicle wireless charging device. The telescopic electric vehicle wireless charging device specifically can be divided into a charging side subsystem and a vehicle-mounted side subsystem. The charging side subsystem comprises a protective cover, a charging side primary coil, a driving mechanism, a power distribution control cabinet and a controller; the vehicle-mounted side subsystem comprises a vehicle-mounted power battery, a variable-current voltage stabilizer, a vehicle-mounted side secondary coil and a positioning camera. When an electric vehicle needs to be charged, a driver can park the vehicle in the optimal charging position with the assistance of the positioning camera; the controller controls the driving mechanism to work, the charging side primary coil is raised, the protective cover is mounted on the charging side primary coil, and under the assistance of a distance-measuring radar, the charging primary coil is fixed in a set position. The controller then controls the power distribution control cabinet to supply power for the charging side primary coil; according to the electromagnetic induction principle, the vehicle-mounted side secondary coil senses the electric energy of the charging side primary coil, and the electric energy is used for charging the vehicle-mounted power battery after passing through the variable-current voltage stabilizer. The telescopic electric vehicle wireless charging device is capable of greatly improving the wireless charging efficiency of the electric vehicle; the telescopic electric vehicle wireless charging device can be realized by virtue of modification in the existing park, and is easy to popularize.
Description
Technical field
The present invention relates to a kind of charging device of electric automobile, is a kind of extension type wireless electric vehicle charging device specifically, realizes the device of the wireless efficient charging of electric automobile.
Background technology
China's automobile guarantee-quantity constantly rises, many cities, and more particularly, big city, automobile pollution constantly rises, and environmental pollution and energy crisis are day by day serious.Particularly in recent years, the air of tail gas to city of motor vehicle emission creates serious pollution, PM2.5 severe overweight, endangers our physical and mental health.While automobile brings convenience to our daily life, the environment of also living to us brings serious pollution.Along with the fast development of economy, automobile becomes part important in people's daily life gradually in China, is difficult to the imagination, and in economic stability, fast-developing today, what the carless date will be.The emission of basic solution automobile, most important method is exactly Development of EV.In China, the project of Efforts To Develop electric automobile, in Beijing, Shenzhen, the ground such as Shanghai, government proposes the subsidy of many purchase electric automobiles, and some places subsidy is up to 100,000 yuan.But even if government gives so huge subsidy, the development of electric automobile is also pessimistic.Analyze its because of, the charging device configuration imperfection that mainly electric automobile is relevant, charging difficulty.
Current charging modes is wired charging modes mainly, and namely charging device and electric automobile are by charging cable physical connection.Although this charging modes efficiency is higher, there is complex circuit, aging circuit, charging security problems.Therefore wireless charging technology have also been obtained and payes attention to widely in electric automobile.Wireless charging technology mainly contains inductance type, magnetic field resonance type, radio waves.Wherein, the current most industrialization prospect of inductance type.
Electromagnetic induction, by transferring electric power between power transmission coil and receiving coil, is closest to practical a kind of charging modes.When have in power transmission coil alternating current by time, send (elementary), receive the flux that (secondary) two produces alternately change between coil, produce the induced electromotive force with flux change at secondary coil thus, externally export alternating current by receiving coil terminal.
Current Problems existing is: power transmission distance shorter (about about 100mm), and power transmission with accept two parts there is relatively large deviation time, then power transmission efficiency will obviously decline; Watt level is directly related with coil dimension, when needing high-power transmission electric power, must increase input in infrastructure construction and power equipment.
Summary of the invention
Goal of the invention: for above-mentioned existing Problems existing and deficiency, the object of this invention is to provide a kind of extension type wireless electric vehicle charging device, can realize electric automobile high efficiency wireless charging technology.
Technical scheme: a kind of extension type wireless electric vehicle charging device, comprises vehicle mounted dynamic battery, unsteady flow pressurizer, vehicle-mounted side secondary coil, over cap, charged side primary coil, driving mechanism, control cabinet for power distribution, positioning shooting head, range radar, controller.
A kind of extension type wireless electric vehicle charging device can be divided into charged side subsystem and vehicle-mounted side sub-system.Charged side subsystem comprises over cap, charged side primary coil, driving mechanism, control cabinet for power distribution, controller; Vehicle-mounted side sub-system comprises vehicle mounted dynamic battery, unsteady flow pressurizer, vehicle-mounted side secondary coil, positioning shooting head.
Charged side subsystem: electrical control cabinet exports and is divided into main road output to export with branch road, and main road exports and is connected with charged side primary coil, powers to charged side primary coil; Branch road exports and is connected with driving mechanism and range radar respectively, and to its power supply, controller controls all power supply process.The drive motors push rod of driving mechanism is connected with charged side primary coil; control lifting and the retraction of charged side primary coil; install over cap above charged side primary coil, on over cap, range radar probe is installed in punching, completes the installation of charged side subsystem like this.
Vehicle-mounted side sub-system: vehicle-mounted side secondary coil is arranged on the center chassis position of electric automobile, positioning shooting head is installed in the center of vehicle-mounted side secondary coil, driver assistance catches the center of charged side primary coil, the output of vehicle-mounted side secondary coil is directly connected with the input of unsteady flow pressurizer, unsteady flow pressurizer is connected with vehicle mounted dynamic battery input, the induction electric energy that vehicle-mounted side secondary coil obtains is converted to the voltage, the current requirements that meet vehicle mounted dynamic battery charging.
When car owner needs to charging electric vehicle, positioning shooting head is utilized electric automobile to be parked in the position of optimal charge, car owner presses charge button, vehicle sends charge request signal, after controller receives the charge request of car owner, whether inspection car owner meets charge protocol, after detection meets charge protocol, the branch road that controller controls control cabinet for power distribution exports, control driving mechanism action, coordinate the distance measuring signal of range radar, charged side primary coil is lifted to desired location (generally can be set as 10mm-30mm, or larger).When charged side primary coil reaches desired location, the main road that controller controls control cabinet for power distribution exports, and power to charged side primary coil, now, charged side is ready.Vehicle-mounted side sub-system is after car owner presses charge button, be in wait state, now, charged side primary coil passes through electromagnetic induction principle, by on delivery of electrical energy to vehicle-mounted side secondary wire, vehicle-mounted side secondary coil, by responding to the electric energy that obtains, delivers to unsteady flow pressurizer, charges by responding to that the AC energy obtained carries out converting, after voltage stabilizing to vehicle mounted dynamic battery.
Described vehicle mounted dynamic battery is electric powered motor source, for the electric energy of store electricity electrical automobile, is generally made up of high performance lithium ion battery, and the electric energy of storage can drive motors, thus drives vehicle.
Described unsteady flow pressurizer, the electric energy for being obtained by vehicle-mounted side secondary coil carries out converting, after voltage stabilizing, charge to vehicle mounted dynamic battery.
Described vehicle-mounted side secondary coil receives the electric energy of charged side primary coil.When having alternating current to pass through in charged side primary coil, send the flux producing alternately change between (elementary), reception (secondary) two coil, produce the induced electromotive force with flux change at secondary coil thus, externally export alternating current by receiving coil terminal.
Make described over cap and be arranged on charged side primary coil upper surface; protection charged side primary coil; wheeled vehicle above over cap; prevent vehicle travel process to the damage of charged side primary coil; over cap can available protecting charged side primary coil; can prevent the functions such as electric leakage, over cap does not hinder the transmission of radio energy yet.
Described charged side primary coil, utilizes electromagnetic induction principle, the AC energy of certain frequency is transferred to vehicle-mounted side secondary coil.When having alternating current to pass through in charged side primary coil, send the flux producing alternately change between (elementary), reception (secondary) two coil, produce the induced electromotive force with flux change at secondary coil thus, complete wireless power transmission.
Described driving mechanism is that push-rod electric machine is formed, for promoting or retraction charged side primary coil.
Described control cabinet for power distribution complete charged side primary coil power and driving mechanism power.The power supply of control cabinet for power distribution is from electrical network, and charged side primary coil is powered and to be powered by requirement of system design.Electrical control cabinet exports and is divided into main road output to export with branch road, and main road exports and is connected with charged side primary coil, powers to charged side primary coil; Branch road exports and is connected with driving mechanism and range radar respectively, and to its power supply, controller controls all power supply process.
Described positioning shooting head is arranged on vehicle-mounted side secondary coil and connects center; for catching the center of charged side primary coil; the center of charged side primary coil is designed with cross hair at over cap, and driver is easy to vehicle to be parked in optimal charge position by positioning shooting head.
Described range radar, is made up of common reversing radar of vehicle, is arranged on above over cap; for detecting the distance of charged side primary coil and vehicle-mounted side secondary coil; distance signal is fed back to controller, after controller obtains distance signal, controls the operating state of drive motors.
Described controller is made up of high performance dsp chip, completes the communication function of electric automobile and charging device, and control the operating state of charged side primary coil power supply state and drive motors.
beneficial effect:compared with prior art, the present invention has the following advantages:
(1) the efficient wireless charging technology of electric automobile is achieved.
(2) have employed the height controlling charged side primary coil, shorten inductance type wireless charging distance, efficiency is high, structure is simple, is easy to realize the marketization.
(3) adopt positioning shooting head to carry out coil location, improve wireless charging efficiency further.
(4) charged side primary coil of the present invention can be arranged on parking stall, adopts buried mounting means, does not account for other any spaces, can transform on existing parking stall, with low cost.
Accompanying drawing explanation
Fig. 1 is the present invention's structural representation under uncharged state;
Fig. 2 is the present invention's structural representation in the charge state;
Fig. 3 is distribution schematic diagram of the present invention;
Fig. 4 is parking lot of the present invention scheme of installation.
In figure: vehicle mounted dynamic battery 1, unsteady flow pressurizer 2, vehicle-mounted side secondary coil 3, over cap 4, charged side primary coil 5, driving mechanism 6, control cabinet for power distribution 7, positioning shooting head 8, range radar 9, controller 10.
Embodiment:
1 to Fig. 4 by reference to the accompanying drawings, explains the present invention further.
From Fig. 1 and Fig. 2, a kind of extension type wireless electric vehicle charging device of the present invention is under uncharged state, be as good as with common parking stall, when the present invention in the charge state, charged side primary coil 5 is elevated, and reduces the distance between charged side primary coil 5 and vehicle-mounted side secondary coil 3.When after the charging completing electric automobile, return to original position, over cap 4 can protect coil, prevents vehicle from producing damage through out-of-date to charged side primary coil.The confession distribution schematic diagram of the thing inductance type wireless technology of the present invention that Fig. 3 describes, Fig. 4 is the schematic diagram that the present invention installs in parking lot, parking stall is marked with the center of charged side primary coil 5.
A kind of extension type wireless electric vehicle charging device, comprises vehicle mounted dynamic battery 1, unsteady flow pressurizer 2, vehicle-mounted side secondary coil 3, over cap 4, charged side primary coil 5, driving mechanism 6, control cabinet for power distribution 7, positioning shooting head 8, range radar 9, controller 10.
A kind of extension type wireless electric vehicle charging device is divided into charged side subsystem and vehicle-mounted side sub-system.
Charged side subsystem comprises: over cap 4, charged side primary coil 5, driving mechanism 6, control cabinet for power distribution 7, range radar 9, controller 10;
Vehicle-mounted side sub-system comprises: vehicle mounted dynamic battery 1, unsteady flow pressurizer 2, vehicle-mounted side secondary coil 3, positioning shooting head 8.
Charged side subsystem connection mode: over cap 4 is arranged on above charged side primary coil 5, under uncharged state, over cap 4 and parking stall level height are consistent; In the charge state; over cap 4 is under the promotion of driving mechanism 6; charged side primary coil 5 is lifted together with over cap 4; on over cap, range radar 9 is installed in punching; driving mechanism 6 drive motors push rod is fixedly mounted on below charged side primary coil 5; charged side primary coil 5 to be exported with control cabinet for power distribution 7 main road by leader cable and is connected; control cabinet for power distribution 7 branch road exports and is connected with driving mechanism 6, range radar 9 respectively, and control cabinet for power distribution 7 main road exports and controls with the controlled device 10 of branch road output state.
Vehicle-mounted side sub-system connection mode: vehicle-mounted side secondary coil 3 is arranged on the center chassis of electric automobile, vehicle-mounted side secondary coil 3 exports and is connected with the input of unsteady flow pressurizer 2, the output of unsteady flow pressurizer 2 inputs with vehicle mounted dynamic battery 1 and is connected, and positioning shooting head 8 is arranged on the center of vehicle-mounted side secondary coil 3.
As preferably, described vehicle mounted dynamic battery is electric powered motor source, for the electric energy of store electricity electrical automobile, is generally made up of high performance lithium ion battery, and the electric energy of storage can drive motors, thus drives vehicle.When vehicle is at transport condition, vehicle mounted dynamic battery is powered to drive motors; When vehicle is in charged state, the electric energy of electrical network is charged to vehicle mounted dynamic battery by wireless charging device of the present invention.
As preferably, described unsteady flow pressurizer, the electric energy for being obtained by vehicle-mounted side secondary coil carries out converting, after voltage stabilizing, charge to vehicle mounted dynamic battery.Wireless charging device of the present invention is based on inductance type wireless transmission principles, passes into the electric current of certain frequency at primary coil, by electromagnetic induction, produces certain electric current in secondary coil.The electric current that secondary coil induction produces not is the most suitable charging current of vehicle mounted dynamic battery.Therefore, by unsteady flow pressurizer, secondary coil induced current carried out convert, after voltage stabilizing, charge to vehicle mounted dynamic battery.Can improve charge efficiency on the one hand, accelerate the charging interval, on the other hand, available protecting vehicle mounted dynamic battery, extends the life-span of vehicle mounted dynamic battery.For electric automobile, vehicle mounted dynamic battery cost is very high, extends the life-span of vehicle mounted dynamic battery, greatly can save the use cost of electric automobile.
As preferably, described vehicle-mounted side secondary coil receives the electric energy of charged side primary coil.When having alternating current to pass through in charged side primary coil, send the flux producing alternately change between (elementary), reception (secondary) two coil, produce the induced electromotive force with flux change at secondary coil thus, externally export alternating current by receiving coil terminal.Vehicle-mounted side secondary coil according to the vehicle mounted dynamic battery charge power of electric automobile, design outline size and dimension.The chassis that vehicle-mounted side secondary coil is arranged on electric automobile is about center, reduces the distance of vehicle-mounted side secondary coil and charged side primary coil.
As preferably; described over cap is arranged on charged side primary coil upper surface; protection charged side primary coil; wheeled vehicle above over cap; prevent vehicle travel process to the damage of charged side primary coil; over cap can available protecting charged side primary coil, and can prevent the functions such as electric leakage, over cap does not hinder the transmission of radio energy yet.
As preferably, described charged side primary coil, utilizes electromagnetic induction principle, the AC energy of certain frequency is transferred to vehicle-mounted side secondary coil.When having alternating current to pass through in charged side primary coil, send the flux producing alternately change between (elementary), reception (secondary) two coil, produce the induced electromotive force with flux change at secondary coil thus, complete wireless power transmission.Current Problems existing is: power transmission distance shorter (about 100 mm), and when power transmission occurs relatively large deviation with reception two parts, then power transmission efficiency will obviously decline; Watt level is directly related with coil dimension.The present invention adopts a kind of extension type wireless electric vehicle charging device, and namely charged side primary coil can raise in original position, shortens wireless charging distance, can greatly improve wireless charging efficiency.Charged side primary coil of the present invention can be arranged on parking stall, adopts buried mounting means, does not account for other any spaces, can transform on existing parking stall.Under not charged state, a kind of extension type wireless electric vehicle charging device of the present invention and general park position are as good as, when electric automobile needs charging, according to vehicle-state, charged side primary coil raises 100mm to 300mm, and so flexible height can meet the most passenger-car chassis height of Chinese market.Raised by charged side primary coil, can by wireless charging Distance Shortened to 10mm to 30mm.
As preferably, described driving mechanism is that push-rod electric machine is formed, for promoting or retraction charged side primary coil.When electric automobile needs charging, electric automobile is communicated with charging device by communication protocol, after permission, controller controls drive motors, charged side primary coil is raised, when charged side primary coil and vehicle-mounted side secondary coil distance reach 10mm-30mm, stop motor action, charged side primary coil is fixed on this height.Work as charging complete, or user cancels charging, controller controls driving mechanism and reclaims charged side primary coil, and get back to initial position, namely over cap and ground, parking stall are always.
As preferably, described control cabinet for power distribution completes charged side primary coil and to power and driving mechanism is powered.The power supply of control cabinet for power distribution is from electrical network, and charged side primary coil is powered and to be powered by requirement of system design.Electrical control cabinet exports and is divided into main road output to export with branch road, and main road exports and is connected with charged side primary coil, powers to charged side primary coil; Branch road exports and is connected with driving mechanism and range radar respectively, and to its power supply, controller controls all power supply process.
As preferably, described positioning shooting head is arranged on vehicle-mounted side secondary coil and connects center, and for catching the center of charged side primary coil, the center of charged side primary coil is designed with cross hair at over cap.The charge efficiency of inductance type wireless charging technology is also subject to the position influence of primary coil and secondary coil, if primary coil and secondary coil deviation distance are comparatively large, also can affect charge efficiency.The present invention adopts auxiliary camera to locate, and over cap is marked with the center of charged side primary coil, and positioning shooting head is arranged on the center of vehicle-mounted side secondary coil, and driver is easy to vehicle to be parked in optimal charge position by positioning shooting head.
As preferably, described range radar, is made up of common reversing radar of vehicle; being arranged on above over cap, for detecting the distance of charged side primary coil and vehicle-mounted side secondary coil, distance signal being fed back to controller; after controller obtains distance signal, control the operating state of drive motors.When distance as charged side primary coil and vehicle-mounted side secondary coil is set as 20mm, when range radar detects distance for 20mm, this distance signal is passed to controller, control drive motors and stop at this position.
As preferably, described controller is made up of high performance dsp chip, completes the communication function of electric automobile and charging device, and control the operating state of charged side primary coil power supply state and drive motors.When car owner wants to Vehicular charging, first car owner passes through positioning shooting head by storing cycle in optimal charge position, after pressing charge button, controller can receive the request of car owner, controller judges whether car owner meets charge condition, if eligible, controller controls drive motors and is raised by charged side primary coil, pass through backup radar, the distance of measuring and calculating charged side primary coil and vehicle-mounted side secondary coil, after reaching the distance meeting setting (as 20mm), charged side primary coil is fixed on this position.Then, controller control control cabinet for power distribution is powered to charged side primary coil.
Operation principle: adopt technique scheme, by vehicle-mounted side sub-system and the connection of charged side subsystem.When car owner needs to charging electric vehicle, positioning shooting head 8 is utilized electric automobile to be parked in the position of optimal charge, car owner presses charge button, vehicle sends charge request signal, after controller 10 receives the charge request of car owner, whether inspection car owner meets charge protocol, after detection meets charge protocol, the branch road that controller 10 controls control cabinet for power distribution 7 exports, control driving mechanism 6 action, coordinate the distance measuring signal of range radar 9, charged side primary coil 5 is lifted to desired location (generally can be set as 10mm-30mm, or larger).When charged side primary coil 5 reaches desired location, the main road that controller 10 controls control cabinet for power distribution 7 exports, and power to charged side primary coil 5, now, charged side is ready.Vehicle-mounted side sub-system is after car owner presses charge button, be in wait state, now, charged side primary coil 5 passes through electromagnetic induction principle, by on delivery of electrical energy to vehicle-mounted side secondary coil 3, vehicle-mounted side secondary coil 3, by responding to the electric energy that obtains, delivers to unsteady flow pressurizer 2, charges by responding to that the AC energy obtained carries out converting, after voltage stabilizing to vehicle mounted dynamic battery 1.
The foregoing is only better embodiment of the present invention; protection scope of the present invention is not limited with above-mentioned execution mode; in every case those of ordinary skill in the art modify or change according to the equivalence that disclosed content is done, and all should include in the protection range recorded in claims.
Claims (3)
1. an extension type wireless electric vehicle charging device, specifically can be divided into charged side subsystem and vehicle-mounted side sub-system;
Charged side subsystem comprises: over cap (4), charged side primary coil (5), driving mechanism (6), control cabinet for power distribution (7), range radar (9), controller (10);
Vehicle-mounted side sub-system comprises: vehicle mounted dynamic battery (1), unsteady flow pressurizer (2), vehicle-mounted side secondary coil (3), positioning shooting head (8);
Charged side subsystem connection mode: over cap (4) is arranged on above charged side primary coil (5), under uncharged state, over cap (4) and parking stall level height are consistent, in the charge state, over cap (4) is under the promotion of driving mechanism (6), charged side primary coil (5) and over cap (4) are lifted together, on over cap, range radar (9) is installed in punching, driving mechanism (6) drive motors push rod is fixedly mounted on charged side primary coil (5) below, charged side primary coil (5) to be exported with control cabinet for power distribution (7) main road by leader cable and is connected, control cabinet for power distribution (7) branch road export respectively with driving mechanism (6), range radar (9) connects, control cabinet for power distribution (7) main road exports and is controlled by controller (10) with branch road output state,
Vehicle-mounted side sub-system connection mode: vehicle-mounted side secondary coil (3) is arranged on the center chassis of electric automobile, vehicle-mounted side secondary coil (3) exports and is connected with the input of unsteady flow pressurizer (2), the output of unsteady flow pressurizer (2) inputs with vehicle mounted dynamic battery (1) and is connected, and positioning shooting head (8) is arranged on the center of vehicle-mounted side secondary coil (3).
2. a kind of extension type wireless electric vehicle charging device according to claim 1, is characterized in that:
When car owner needs to charging electric vehicle, positioning shooting head (8) auxiliary driving is utilized electric automobile to be parked in the position of optimal charge, car owner presses charge button, vehicle sends charge request signal, after controller (10) receives the charge request of car owner, whether inspection car owner meets charge protocol, after detection meets charge protocol, the branch road that controller (10) controls control cabinet for power distribution (7) exports, control driving mechanism (6) action, coordinate the distance measuring signal of range radar (9), charged side primary coil (5) is lifted to desired location (generally 10mm-30mm can be set as), when charged side primary coil (5) reaches desired location, the main road that controller (10) controls control cabinet for power distribution (7) exports, power to charged side primary coil (5), now, charged side is ready, vehicle-mounted side sub-system is after car owner presses charge button, be in wait state, now, charged side primary coil (5) passes through electromagnetic induction principle, by on delivery of electrical energy to vehicle-mounted side secondary coil (3), the electric energy obtained will be responded in vehicle-mounted side secondary coil (3), deliver to unsteady flow pressurizer (2), convert responding to the AC energy obtained, vehicle mounted dynamic battery (1) charging is given after voltage stabilizing.
3. a kind of extension type wireless electric vehicle charging device according to claim 1, is characterized in that:
First adopt positioning shooting head (8) driver assistance to find optimal charge position, charged side primary coil (5) is raised to desired location by recycling driving mechanism (6) drive motors push rod and range radar (9), controller (10).
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| CN201510248551.4A CN104795872A (en) | 2015-05-17 | 2015-05-17 | Telescopic electric vehicle wireless charging device |
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| CN201510248551.4A CN104795872A (en) | 2015-05-17 | 2015-05-17 | Telescopic electric vehicle wireless charging device |
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| CN105825589A (en) * | 2016-05-20 | 2016-08-03 | 深圳大学 | Electric vehicle wireless charging alignment system and method based on vehicle license plate recognition |
| CN106740242A (en) * | 2017-03-13 | 2017-05-31 | 谢馥伊 | A kind of wireless charging electric passenger vehicle |
| CN107310426A (en) * | 2017-08-25 | 2017-11-03 | 安徽省力霸动力锂电池科技有限公司 | A kind of contact wireless charging structure |
| CN107719141A (en) * | 2016-08-12 | 2018-02-23 | 刘永林 | Wired automatic charging system |
| CN108790888A (en) * | 2017-12-20 | 2018-11-13 | 王泳森 | Using the charging device of electric automobile for capableing of automatic charging of vehicle pipe big data |
| CN108891292A (en) * | 2018-07-17 | 2018-11-27 | 王志强 | A kind of new-energy automobile charging method |
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| CN107310426A (en) * | 2017-08-25 | 2017-11-03 | 安徽省力霸动力锂电池科技有限公司 | A kind of contact wireless charging structure |
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| CN111213067B (en) * | 2017-09-01 | 2024-04-12 | 麻省理工学院 | Surface penetrating radar and battery system |
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| CN108891292B (en) * | 2018-07-17 | 2021-09-17 | 杭州翔毅科技有限公司 | New energy automobile charging method |
| CN108891292A (en) * | 2018-07-17 | 2018-11-27 | 王志强 | A kind of new-energy automobile charging method |
| CN109094398A (en) * | 2018-08-16 | 2018-12-28 | 安徽超清科技股份有限公司 | A kind of fast wireless charging unit for garage |
| CN109094398B (en) * | 2018-08-16 | 2021-11-16 | 安徽超清科技股份有限公司 | A quick wireless charging device for garage |
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| CN110001424A (en) * | 2019-04-26 | 2019-07-12 | 上海工程技术大学 | Wireless charging system for electric automobile |
| CN110667427A (en) * | 2019-09-09 | 2020-01-10 | 暨南大学 | Electric automobile wireless charging positioning device and method thereof |
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| CN114103683A (en) * | 2021-12-06 | 2022-03-01 | 广东汇天航空航天科技有限公司 | Intelligent charging device, system and method, new energy automobile and storage medium |
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