CN204858758U - Be applied to single C staggered arrangement type power supply track of electric automobile wireless power supply - Google Patents
Be applied to single C staggered arrangement type power supply track of electric automobile wireless power supply Download PDFInfo
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- CN204858758U CN204858758U CN201520683603.6U CN201520683603U CN204858758U CN 204858758 U CN204858758 U CN 204858758U CN 201520683603 U CN201520683603 U CN 201520683603U CN 204858758 U CN204858758 U CN 204858758U
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- magnetic pole
- power supply
- electric automobile
- magnetic
- wireless power
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Abstract
Be applied to single C staggered arrangement type power supply track of electric automobile wireless power supply belongs to electric automobile wireless power transmission field. The problem of track width among the current electric automobile wireless power transmission device big, electromagnetic compatibility is poor, the magnetic leakage is serious, higher to road both sides electromagnetic radiation level, the degree of difficulty of being under construction is big is solved. The rectangle block of magnetic pole for having C type opening direction, on power supply track, a plurality of magnetic poles are gone up along electric supply cable length direction and are arranged in proper order according to presetting the interval, the C type opening opposite direction of two adjacent magnetic poles, and electric supply cable adopts the double - circuit sharply to walk the line mode, and lie in the inside electric supply cable of the same kind of magnetic pole and the electric supply cable of the same kind that lies in the power supply track below constitutes the current loop, and the electric current of flowing through on two way electric supply cable size equals, opposite direction, alternating current passes through electric supply cable, produces the magnetic field of reversal on the magnetic pole, and magnetic field direction is opposite on the adjacent magnetic pole, realizes the wireless transmission of electric energy through the magnetic field coupling. Be used in on the electric automobile.
Description
Technical field
The utility model belongs to electric automobile wireless power transmission 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.And electric automobile wireless power technology just solves this two large bottleneck problem.
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 many aspects such as influence degree.
Utility model content
The present invention is that the track width in order to solve in existing electric automobile wireless electric energy transmission device is large, Electro Magnetic Compatibility is poor, leakage field is serious, higher to road both sides electromagnetic radiation level, the problem that difficulty of construction is large, the invention provides a kind of single C being applied to electric automobile wireless power and to be staggered type power supply rail.
The single C being applied to electric automobile wireless power is staggered type power supply rail, and it comprises strip magnetic core, power cable and multiple magnetic pole;
Described magnetic pole is the rectangular blocks with C type opening direction;
On strip magnetic core, multiple magnetic pole is arranged in order along on power cable length direction according to predetermined interval d, and the C type opening direction of described two adjacent magnetic poles is contrary,
Described predetermined interval d is along in two magnetic poles adjacent on strip core length direction, the distance between the tail end of previous magnetic pole and the head end of a rear magnetic pole,
Power cable adopts two-way straight-line track mode, and the road power cable being positioned at magnetic pole inside forms current circuit with the road power cable be positioned at below strip magnetic core, and the size of current that duplex feeding cable flows through is equal, direction is contrary;
Alternating current, by power cable, magnetic pole produces the magnetic field of alternation, and on adjacent magnetic pole, magnetic direction is contrary, is realized the wireless transmission of electric energy by magnetic Field Coupling.
Operation principle is:
The electric current of alternation produces the magnetic field of alternation by power cable, under the constraint of FERRITE CORE, flux is limited in above track as much as possible, if now there is electric energy receiving element above track, under magnetic Field Coupling effect, just can induce electric current on the receiving unit, specifically can be realized the efficient wireless transmission of electric energy see Fig. 5 to Fig. 8 by rational parameter configuration.
Compared with prior art, the beneficial effect that the utility model brings is:
1, single C type power supply rail width that is staggered is very narrow, has saved power supply rail greatly and has made required raw material, greatly reduced difficulty of construction simultaneously.
2, power cable cabling linearly type in power supply rail, and without the need to coiling, greatly facilitate the making of power supply rail, installation and maintenance.
3, magnetic field is let out little, and Electro Magnetic Compatibility is good.
Accompanying drawing explanation
Fig. 1 is that the single C being applied to electric automobile wireless power described in the utility model is staggered the three-dimensional perspective of type power supply rail;
Fig. 2 is the front view of Fig. 1;
Fig. 3 is the vertical view of Fig. 1;
Fig. 4 is the end view of Fig. 1;
Fig. 5 is that the single C being applied to electric automobile wireless power described in the utility model is staggered the relative position relation figure of type power supply rail and a kind of two-phase four coil receiving system;
Fig. 6 is the front view of Fig. 5;
Fig. 7 is the vertical view of Fig. 5;
Fig. 8 is the end view of Fig. 5;
Fig. 9 and Figure 12 is the structural representation of the magnetic pole described in embodiment seven;
Figure 10 and Figure 11 is the structural representation of the magnetic pole described in embodiment eight.
Embodiment
Embodiment one: present embodiment is described see Fig. 1 to Fig. 4, the single C being applied to electric automobile wireless power described in present embodiment is staggered type power supply rail, and it comprises strip magnetic core 3, power cable 2 and multiple magnetic pole 1;
Described magnetic pole 1 is for having the rectangular blocks of C type opening direction;
On strip magnetic core 3, multiple magnetic pole 1 is arranged in order along on power cable 2 length direction according to predetermined interval d, and the C type opening direction of described two adjacent magnetic poles 1 is contrary,
Described predetermined interval d is along in two magnetic poles 1 adjacent on strip magnetic core 3 length direction, the distance between the tail end of previous magnetic pole 1 and the head end of a rear magnetic pole 1,
Power cable 2 adopts two-way straight-line track mode, and the road power cable 2 being positioned at magnetic pole 1 inside forms current circuit with the road power cable 2 be positioned at below strip magnetic core 3, and the size of current that duplex feeding cable 2 flows through is equal, direction is contrary;
Alternating current, by power cable 2, magnetic pole 1 produces the magnetic field of alternation, and on adjacent magnetic pole 1, magnetic direction is contrary, is realized the wireless transmission of electric energy by magnetic Field Coupling.
Present embodiment, is laid successively by the single C controlled by the multistage independent switch type power supply rail that is staggered, coordinates corresponding control system, can form the power supply rail of long distance.
Duplex feeding cable 2 forms current circuit, and during work, in any time duplex feeding cable 2, size of current is equal, and direction one goes one time.
Described magnetic pole 1 can adopt FERRITE CORE to realize.
Embodiment two: present embodiment and embodiment are with the be staggered difference of type power supply rail of the described single C being applied to electric automobile wireless power, and the width of the upper surface of the C type opening of described magnetic pole 1 is more than or equal to the width of strip magnetic core 3.
In strip magnetic core 3 present embodiment, the width of strip magnetic core 3 is very narrow, has saved power supply rail greatly and has made required raw material, greatly reduced difficulty of construction simultaneously.
Embodiment three: the be staggered difference of type power supply rail of present embodiment and the single C being applied to electric automobile wireless power described in embodiment one is, the width of the upper surface of the C type opening of described magnetic pole 1 is greater than the width of the lower surface of this magnetic pole 1C type opening.
In present embodiment, the width of described magnetic pole 1 upper surface is greater than the width of this magnetic pole 1 lower surface, has saved single C type power supply rail that is staggered and has made required raw material, greatly reduced difficulty of construction simultaneously.
Embodiment four: the be staggered difference of type power supply rail of present embodiment and the single C being applied to electric automobile wireless power described in embodiment one is, described strip magnetic core 3 is rectangular structure.
In present embodiment, the benefit of long and straight type is be convenient to make on the one hand, and on the other hand, in practical situations both, long and straight type track meets most application demands.
Embodiment five: the be staggered difference of type power supply rail of present embodiment and the single C being applied to electric automobile wireless power described in embodiment one is, described strip magnetic core 3 adopts FERRITE CORE to realize.
In present embodiment, single C of the present invention is staggered type power supply rail when normally working, the magnetic field that in power cable 2, electric current produces is guided by FERRITE CORE, make the magnetic direction on strip magnetic core 3 on adjacent pole contrary, on track, the magnetic direction in a certain moment is shown in Figure 6.
Embodiment six: the be staggered difference of type power supply rail of present embodiment and the single C being applied to electric automobile wireless power described in embodiment one is, described power cable 2 adopts the mode of multiturn coiling to realize.
In present embodiment, described power cable 2 can adopt the mode of multiturn coiling to realize, and is not limited to a circle.
Embodiment seven: present embodiment is described see Fig. 9 and Figure 12, the be staggered difference of type power supply rail of present embodiment and the single C being applied to electric automobile wireless power described in embodiment one is, the height of described magnetic pole 1 is more than or equal to the vertical height of the C type opening of this magnetic pole 1, the bottom of magnetic pole 1 is concordant with bottom strip magnetic core 3, and the C type opening of magnetic pole 1 is positioned on strip magnetic core 3.
Embodiment eight: present embodiment is described see Figure 10 and Figure 11, the be staggered difference of type power supply rail of present embodiment and the single C being applied to electric automobile wireless power described in embodiment seven is, the sidewall of described magnetic pole 1 is embedded in strip magnetic core 3.
Claims (8)
1. the single C being applied to electric automobile wireless power is staggered type power supply rail, and it is characterized in that, it comprises strip magnetic core (3), power cable (2) and multiple magnetic pole (1);
Described magnetic pole (1) is for having the rectangular blocks of C type opening direction;
On strip magnetic core (3), multiple magnetic pole (1) is arranged in order along on power cable (2) length direction according to predetermined interval d, and the C type opening direction of described two adjacent magnetic poles (1) is contrary,
Described predetermined interval d is along in two magnetic poles (1) adjacent on strip magnetic core (3) length direction, the distance between the tail end of previous magnetic pole (1) and the head end of a rear magnetic pole (1),
Power cable (2) adopts two-way straight-line track mode, be positioned at the inner road power cable (2) of magnetic pole (1) and form current circuit with the road power cable (2) being positioned at strip magnetic core (3) below, the size of current that duplex feeding cable (2) flows through is equal, direction is contrary;
Alternating current is by power cable (2), and in the upper magnetic field producing alternation of magnetic pole (1), the upper magnetic direction of adjacent magnetic pole (1) is contrary, is realized the wireless transmission of electric energy by magnetic Field Coupling.
2. the single C being applied to electric automobile wireless power according to claim 1 is staggered type power supply rail, it is characterized in that, the width of the upper surface of the C type opening of described magnetic pole (1) is more than or equal to the width of strip magnetic core (3).
3. the single C being applied to electric automobile wireless power according to claim 1 is staggered type power supply rail, it is characterized in that, the width of the upper surface of the C type opening of described magnetic pole (1) is greater than the width of the lower surface of this magnetic pole (1) C type opening.
4. the single C being applied to electric automobile wireless power according to claim 1 is staggered type power supply rail, and it is characterized in that, described strip magnetic core (3) is rectangular structure.
5. the single C being applied to electric automobile wireless power according to claim 1 is staggered type power supply rail, it is characterized in that, described strip magnetic core (3) adopts FERRITE CORE to realize.
6. the single C being applied to electric automobile wireless power according to claim 1 is staggered type power supply rail, it is characterized in that, described power cable (2) adopts the mode of multiturn coiling to realize.
7. the single C being applied to electric automobile wireless power according to claim 1 is staggered type power supply rail, it is characterized in that, the height of described magnetic pole (1) is more than or equal to the vertical height of the C type opening of this magnetic pole (1), the bottom of magnetic pole (1) is concordant with strip magnetic core (3) bottom, and the C type opening of magnetic pole (1) is positioned on strip magnetic core (3).
8. the single C being applied to electric automobile wireless power according to claim 7 is staggered type power supply rail, and it is characterized in that, the sidewall of described magnetic pole (1) is embedded in strip magnetic core (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520683603.6U CN204858758U (en) | 2015-09-06 | 2015-09-06 | Be applied to single C staggered arrangement type power supply track of electric automobile wireless power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520683603.6U CN204858758U (en) | 2015-09-06 | 2015-09-06 | Be applied to single C staggered arrangement type power supply track of electric automobile wireless power supply |
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| Publication Number | Publication Date |
|---|---|
| CN204858758U true CN204858758U (en) | 2015-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520683603.6U Withdrawn - After Issue CN204858758U (en) | 2015-09-06 | 2015-09-06 | Be applied to single C staggered arrangement type power supply track of electric automobile wireless power supply |
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| CN (1) | CN204858758U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105186710A (en) * | 2015-09-06 | 2015-12-23 | 哈尔滨工业大学 | Single-C stagger arrangement type power supply track applied to wireless power supply of electric cars |
-
2015
- 2015-09-06 CN CN201520683603.6U patent/CN204858758U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105186710A (en) * | 2015-09-06 | 2015-12-23 | 哈尔滨工业大学 | Single-C stagger arrangement type power supply track applied to wireless power supply of electric cars |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151209 Effective date of abandoning: 20180622 |
|
| AV01 | Patent right actively abandoned |