CN204834318U - Be applied to electric automobile wireless power supply's three -dimensional I shape receiving terminal - Google Patents
Be applied to electric automobile wireless power supply's three -dimensional I shape receiving terminal Download PDFInfo
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- CN204834318U CN204834318U CN201520683605.5U CN201520683605U CN204834318U CN 204834318 U CN204834318 U CN 204834318U CN 201520683605 U CN201520683605 U CN 201520683605U CN 204834318 U CN204834318 U CN 204834318U
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- ferrite core
- electric automobile
- guide rail
- wireless power
- receiving terminal
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Abstract
The utility model provides a be applied to electric automobile wireless power supply's three -dimensional I shape receiving terminal, relates to wireless power transmission technical field. The utility model relates to a solve present electric automobile and need frequent parking to charge, result in vehicle -mounted power battery's use amount big, use complicated, and the continuous short problem of mileage of sailing. The utility model discloses two parallel settings of no. Three ferrite core, and leave the air gap between two no. Three ferrite core, no. One ferrite core equallys divide equally for two ferrite core, two ferrite core pieces as an organic whole, no. Two ferrite core's one end center is connected at every ferrite core's lower surface center, no. Three ferrite core's upper surface center is connected at every no. Two ferrite core's other end center, every no. Two ferrite core goes up the coiling has a set of coil, two sets of coils's magnetic pole is opposite, a guide rail cooperation formation field circuit that is used for having an opposite magnetic pole with last adjacent two of ambipolar launching rack. It can be used to among the electric automobile.
Description
Technical field
The utility model relates to a kind of three-dimensional I shape receiving terminal being applied to electric automobile wireless power.Belong to wireless power transmission technical field.
Background technology
There are two large bottleneck problems in current Development of Electric Vehicles, one is the battery problems on car, from recent technical standpoint, there is the various problems such as volume, weight, price, material, safety, charging rate, life-span, in addition the production process of battery belongs to the process of high pollution, consumes resources, destruction biological environment, and these features bring difficulty to the industrialization of electric automobile; Another is ground charging infrastructure issues, on the one hand, because the charging interval is long, need a large amount of chargings or change electric facility, very large difficulty is brought to urban construction, these facilities need to take a large amount of floor area, and are unfavorable for unified management, and operation maintenance cost is high, on the other hand, electric automobile needs stopping for charging frequently, brings great inconvenience to vehicle driver, and short the causing of continual mileage cannot long-distance travel.
Utility model content
The utility model needs stopping for charging frequently to solve existing electric automobile, causes the use amount of vehicle mounted dynamic battery large, use complexity, and the problem that continual mileage is short.A kind of three-dimensional I shape receiving terminal being applied to electric automobile wireless power is now provided.
Be applied to a three-dimensional I shape receiving terminal for electric automobile wireless power, it comprises a FERRITE CORE, two No. two FERRITE CORE, two No. three FERRITE CORE and two groups of coils,
Two parallel settings of No. three FERRITE CORE, and leave air gap between two No. three FERRITE CORE,
It is two FERRITE CORE that a FERRITE CORE is divided equally, and two FERRITE CORE are integrated part,
The lower surface center of each FERRITE CORE connects the center, one end of No. two FERRITE CORE,
The other end center of each No. two FERRITE CORE connects the upper surface center of No. three FERRITE CORE,
Each No. two FERRITE CORE are wound with one group of coil,
The magnetic pole of two groups of coils is contrary, and two groups of coils form field circuit for coordinating with two guide rails with opposite magnetic pole adjacent on bipolar emitter guide rail.
The beneficial effects of the utility model are: a kind of three-dimensional I shape receiving terminal mechanism of electric automobile wireless power, it is made up of FERRITE CORE and coiling coil thereon.This energy acceptance end structure and bipolar emitter guide rail with the use of.After considering the Distribution of Magnetic Field that bipolar emitter guide rail produces, design a kind of wireless power transmission structure be made up of three-dimensional I shape receiving terminal mechanism and bipolar emitter rail unit.This receiving terminal structure is only made up of FERRITE CORE and coiling coil thereon, and structure is simple, high with former limit degree of coupling, not easily magnetic saturation occurs, and effective to magnetic field shielding, and Electro Magnetic Compatibility is high, can also ensure power and the efficiency of delivery of electrical energy.During electric automobile work, the electric current of alternation by power cable on bipolar emitter guide rail, the magnetic pole that bipolar emitter guide rail is adjacent produces the magnetic field of alternation contrary in real time, transmitting terminal and receiving terminal can realize the wireless transmission of electric energy by the magnetic Field Coupling effect of bipolar emitter guide rail and coil, to carry out the mode of charging simple for existing employing battery on year-on-year basis, and continual mileage is long.
The dynamic and static wireless power supply system of electric automobile can make electric automobile no matter in parking lot, parking stall, etc. red light and on highway in driving process, all can power in real time or be battery electric energy supplement.This technology not only can the continual mileage of significantly even unconfined raising vehicle, and the quantity of vehicle mounted dynamic battery also can significantly reduce, and becomes the part of original consumption, and ground will no longer include charging station, electrical changing station.All power supply facilitiess are all at below ground.And driver does not need to consider charging problems again, electric energy problem solves automatically by underground supply network.And in realization in electric automobile wireless power, wireless power transmission structure plays extremely important effect to the performance of system and construction cost, these performances comprise power supplying efficiency, maximum transmitted ability, airspace, sidesway ability, durability degree, electromagnetic radiation intensity, to influence degree etc. many aspects.By reasonably designing the structure of power supply rail ferrite core structure and electric energy receiving system, can greatly improve above-mentioned performance.
Accompanying drawing explanation
Fig. 1 is a kind of front view being applied to the three-dimensional I shape receiving terminal of electric automobile wireless power described in embodiment one;
Fig. 2 is the upward view of Fig. 1;
Fig. 3 is the vertical view of Fig. 1;
Fig. 4 is the end view of Fig. 1;
Fig. 5 for a kind of described in embodiment one is applied to that the three-dimensional I shape receiving terminal of electric automobile wireless power and the ambipolar guide rail of one pass can structural representation;
Fig. 6 is the front view of Fig. 5;
Fig. 7 is the vertical view of Fig. 5;
Fig. 8 is a kind of end view being applied to the three-dimensional I shape receiving terminal of electric automobile wireless power described in Fig. 5;
Fig. 9 is the end view of bipolar emitter guide rail in Fig. 5.
Embodiment
Embodiment one: illustrate present embodiment with reference to Fig. 1, Fig. 3 to Fig. 6, Fig. 8 and Fig. 9, a kind of three-dimensional I shape receiving terminal being applied to electric automobile wireless power described in present embodiment, it comprises a FERRITE CORE 1, two No. two FERRITE CORE 3, two No. three FERRITE CORE 4 and two groups of coils 2
Two parallel settings of No. three FERRITE CORE 4, and leave air gap between two No. three FERRITE CORE 4,
It is two FERRITE CORE that a FERRITE CORE 1 is divided equally, and two FERRITE CORE are integrated part,
The lower surface center of each FERRITE CORE connects the center, one end of No. two FERRITE CORE 3,
The other end center of each No. two FERRITE CORE 3 connects the upper surface center of No. three FERRITE CORE 4,
Each No. two FERRITE CORE 3 are wound with one group of coil 2,
The magnetic pole of two groups of coils 2 is contrary, and two groups of coils 2 form field circuit for coordinating with two guide rails with opposite magnetic pole adjacent on bipolar emitter guide rail.
In present embodiment, two No. three FERRITE CORE 4 measure-alike, the bottom of two No. three FERRITE CORE 4 is positioned on bipolar emitter guide rail, on bipolar emitter guide rail adjacent pole, magnetic direction is contrary, the magnetic pole of two groups of coils 2 is contrary, two magnetic poles that two groups of coils 2 are adjacent with bipolar emitter guide rail respectively coordinate and form field circuit, realize the efficient wireless transmission of electric energy.
In present embodiment, the core structure that single group coil depends on is made up of the dull and stereotyped magnetic core on top, the dull and stereotyped magnetic core in bottom and the middle cylindricality structured core that connects, and its forward direction, the similar I-shaped of lateral cross section shape are referred to as three-dimensional I shape.Often organize coil to connect separately resonant circuit or connect resonant circuit when guarantee two groups of coil working electric currents are contrary in real time after serial connection.
A FERRITE CORE 1 and two No. three corresponding settings of FERRITE CORE 4.
Embodiment two: present embodiment is described further a kind of three-dimensional I shape receiving terminal being applied to electric automobile wireless power described in embodiment one, in present embodiment, a FERRITE CORE 1 and two No. three FERRITE CORE 4 are slab construction, and two No. two FERRITE CORE 3 are square or cylindrical.
Embodiment three: present embodiment is described further a kind of three-dimensional I shape receiving terminal being applied to electric automobile wireless power described in embodiment one, in present embodiment, the centre distance of two No. three FERRITE CORE 4 is equal with the centre distance 7 between bipolar emitter guide rail adjacent pole.
Embodiment four: illustrate present embodiment with reference to Fig. 2 and Fig. 7, present embodiment is described further a kind of three-dimensional I shape receiving terminal being applied to electric automobile wireless power described in embodiment one, in present embodiment, No. three FERRITE CORE 4 are less than the centre distance 7 between bipolar emitter guide rail adjacent pole along the size of guide rail direct of travel
Two No. three FERRITE CORE 4 are the centre distance 7 between twice bipolar emitter guide rail adjacent pole along the size 6 of guide rail direct of travel,
The size 9 of two No. three FERRITE CORE 4 vertical guide rail direct of travels is greater than the width of bipolar emitter guide rail.
Embodiment five: present embodiment is described further a kind of three-dimensional I shape receiving terminal being applied to electric automobile wireless power described in embodiment one, in present embodiment, two groups of coils 2 are LITZ line or multiply enamel insulated wire mixes.
Operation principle:
High frequency alternating current is by the power cable of former limit guide rail, under the constraint of the two field structure guide rail in former limit, high-frequency alternating magnetic field is formed above guide rail, be positioned at the magnetic Field Coupling that receiving terminal directly over shoe and transmitting terminal are formed, in receiving coil, induce electric current, by rational structural design, the magnetic pole of receiving terminal magnetic core and bipolar emitter end forms magnetic loop, and the leakage field above reduction receiving terminal, realize the efficient wireless transmission of electric energy.
Compared with prior art, the utility model has following advantage.
1, under identical requirement, the receiving terminal structure with known other types is compared, and adopt three-dimensional I shape receiving terminal structure, former secondary coil coupling coefficient is higher
2, because receiving terminal bottom adopts flat plate magnet core structure designs, make receiving terminal stronger relative to the laterally offset ability of shoe.
3, receiving terminal top also adopts dull and stereotyped magnetic core to connect, and forms complete magnetic loop, and can ensure that above receiving terminal, magnetic field exposure is minimum, Electro Magnetic Compatibility is good.
4, helically coiling on the connection cylinder of coil between the dull and stereotyped magnetic core in top and bottom, reduce the coiling difficulty of coil, and the wire of equal length can obtain larger inductance value, reduces manufacturing cost.
Claims (5)
1. one kind is applied to the three-dimensional I shape receiving terminal of electric automobile wireless power, it is characterized in that, it comprises a FERRITE CORE (1), two No. two FERRITE CORE (3), two No. three FERRITE CORE (4) and two groups of coils (2)
Two No. three parallel settings of FERRITE CORE (4), and leave air gap between two No. three FERRITE CORE (4),
It is two FERRITE CORE that a FERRITE CORE (1) is divided equally, and two FERRITE CORE are integrated part,
The lower surface center of each FERRITE CORE connects the center, one end of one No. two FERRITE CORE (3),
The other end center of each No. two FERRITE CORE (3) connects the upper surface center of one No. three FERRITE CORE (4),
Each No. two FERRITE CORE (3) are wound with one group of coil (2),
The magnetic pole of two groups of coils (2) is contrary, and two groups of coils (2) form field circuit for coordinating with two guide rails with opposite magnetic pole adjacent on bipolar emitter guide rail.
2. a kind of three-dimensional I shape receiving terminal being applied to electric automobile wireless power according to claim 1, it is characterized in that, a FERRITE CORE (1) and two No. three FERRITE CORE (4) are slab construction, and two No. two FERRITE CORE (3) are for square or cylindrical.
3. a kind of three-dimensional I shape receiving terminal being applied to electric automobile wireless power according to claim 1, it is characterized in that, the centre distance (5) of two No. three FERRITE CORE (4) is equal with the centre distance (7) between bipolar emitter guide rail adjacent pole.
4. a kind of three-dimensional I shape receiving terminal being applied to electric automobile wireless power according to claim 1, it is characterized in that, No. three FERRITE CORE (4) are less than the centre distance (7) between bipolar emitter guide rail adjacent pole along the size of guide rail direct of travel
Two No. three FERRITE CORE (4) are the centre distance (7) between twice bipolar emitter guide rail adjacent pole along the size (6) of guide rail direct of travel,
The size (9) of two No. three FERRITE CORE (4) vertical guide rail direct of travels is greater than the width of bipolar emitter guide rail.
5. a kind of three-dimensional I shape receiving terminal being applied to electric automobile wireless power according to claim 1, is characterized in that, two groups of coils (2) are LITZ line or multiply enamel insulated wire mixes.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520683605.5U CN204834318U (en) | 2015-09-06 | 2015-09-06 | Be applied to electric automobile wireless power supply's three -dimensional I shape receiving terminal |
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| CN201520683605.5U CN204834318U (en) | 2015-09-06 | 2015-09-06 | Be applied to electric automobile wireless power supply's three -dimensional I shape receiving terminal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105047389A (en) * | 2015-09-06 | 2015-11-11 | 哈尔滨工业大学 | Three-dimensional H-shaped receiving end applied to electric car wireless power supply and wireless power supply method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105047389A (en) * | 2015-09-06 | 2015-11-11 | 哈尔滨工业大学 | Three-dimensional H-shaped receiving end applied to electric car wireless power supply and wireless power supply method thereof |
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