CN207549978U - A kind of Passive electric automobile wireless charging unit - Google Patents
A kind of Passive electric automobile wireless charging unit Download PDFInfo
- Publication number
- CN207549978U CN207549978U CN201721430127.2U CN201721430127U CN207549978U CN 207549978 U CN207549978 U CN 207549978U CN 201721430127 U CN201721430127 U CN 201721430127U CN 207549978 U CN207549978 U CN 207549978U
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- China
- Prior art keywords
- circuit
- electrically connected
- wireless charging
- impedance matching
- coil unit
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- Y02T10/72—Electric energy management in electromobility
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a kind of Passive electric automobile wireless charging units, including wireless charging ontology, wireless charging ontology includes power supply transmitting module and automobile receiving module, power supply transmitting module includes oscillator, power amplification circuit, impedance matching circuit, transmitting coil unit and signal control circuit, oscillator is electrically connected with power amplification circuit, power amplification circuit is electrically connected with impedance matching circuit, impedance matching circuit is electrically connected with transmitting coil unit, and oscillator, power amplification circuit and impedance matching circuit member are electrically connected with signal control circuit, power supply transmitting module includes signal control circuit, receiving coil unit, rectification filtering unit, current limliting adjusts circuit, charge adjustment circuit and BMS.The utility model is compact in structure and convenient to use, has the advantages that convenient and efficient, and during using frequency-tracking, electric energy laser propagation effect ratio is high without frequency-tracking, so as to solve the problems, such as detuning in coupled resonance wirelessly transmitting electrical energy to cause efficiency of transmission low.
Description
Technical field
The utility model is related to a kind of charging unit, specially a kind of Passive electric automobile wireless charging unit belongs to nothing
Micro USB electro-technical field.
Background technology
With resource exhaustion and environmental pollution plus Gang, automobile be used as one of primary pollution source, brought living to people,
While convenience, the pollution of environment also can not be ignored.In order to reduce pollution of the automobile to environment, electric vehicle is in people
Raw, the application in living is more and more extensive, and the popularization of electric vehicle is very helpful to solving energy problem and environmental problem tool.
It is of great significance by the way of wireless charging to the popularization of electric vehicle, existing wireless charging is mostly without tracking mode resonance
Wireless charging system, output voltage, load capacity, efficiency of transmission are relatively low, it is difficult to meet existing vehicle demand again, therefore be directed to
The above problem, we have proposed a kind of Passive electric automobile wireless charging units.
Utility model content
The utility model discloses a kind of Passive electric automobile wireless charging unit, can effectively solve to propose in background technology
The problem of.
In order to solve the above-mentioned technical problem, the utility model discloses following technical solutions：
A kind of Passive electric automobile wireless charging unit of the utility model penetrates module including nothing and includes oscillator, power
Amplifying circuit, impedance matching circuit, transmitting coil unit and signal control circuit, the oscillator are electrically connected with the power and put
Big circuit, the power amplification circuit are electrically connected with the impedance matching circuit, and the impedance matching circuit is electrically connected with described
Transmitting coil unit, and the oscillator, the power amplification circuit and the impedance matching circuit member with the signal control
Circuit electrical connection processed, the power supply transmitting module is circumscribed with power grid, and the oscillator is connect with power grid, and the power supply emits mould
Block include signal control circuit, receiving coil unit, rectification filtering unit, current limliting adjust circuit, charge adjustment circuit and
BMS。
As a kind of optimal technical scheme of the utility model, the receiving coil unit is electrically connected with the rectifying and wave-filtering
Unit, the rectification filtering unit are electrically connected with the current limliting and adjust circuit, and the current limliting adjusts circuit and is electrically connected with charging tune
Economize on electricity road, the charge adjustment circuit are electrically connected with the BMS.
As a kind of optimal technical scheme of the utility model, the receiving coil unit, the rectification filtering unit, institute
Current limliting adjusting circuit, the charge adjustment circuit and the BMS is stated to be electrically connected with the signal control circuit.
As a kind of optimal technical scheme of the utility model, the transmitting coil unit and the receiving coil unit it
Between using frequency follow-up system coupled resonance carry out wireless power transmission.
As a kind of optimal technical scheme of the utility model, the BMS is battery management system.
The advantageous effect that the utility model is reached is：The utility model is compact in structure and convenient to use, has convenient and efficient
The advantages of, during using frequency-tracking, electric energy laser propagation effect ratio is high without frequency-tracking, so as to solve coupled resonance wirelessly transmitting electrical energy
In it is detuning cause the low problem of efficiency of transmission, with good economic efficiency and social benefit, suitable for promoting the use of.
Description of the drawings
Attached drawing is used for disclosure and the utility model is further understood, and a part for constitution instruction, with this practicality
Novel embodiment for explaining the utility model, does not form the limitation to the utility model together.In the accompanying drawings：
Fig. 1 is a kind of system schematic of Passive electric automobile wireless charging unit of the utility model.
In figure：1st, wireless charging ontology, 2, power supply transmitting module, 3, automobile receiving module, 4, power grid, 5, oscillator, 6,
Power amplification circuit, 7, impedance matching circuit, 8, transmitting coil unit, 9, signal control circuit, 10, receiving coil unit, 11,
Rectification filtering unit, 12, current limliting adjust circuit, 13, charge adjustment circuit, 14, BMS.
Specific embodiment
The preferred embodiment of the utility model is illustrated below in conjunction with attached drawing, it should be understood that described herein excellent
Embodiment is selected to be only used for describing and explaining the present invention, is not used to limit the utility model.
Embodiment：As shown in Figure 1, a kind of Passive electric automobile wireless charging unit of the utility model, including wireless charging
Ontology 1, wireless charging ontology 1 include power supply transmitting module 2 and automobile receiving module 3, and power supply transmitting module 2 includes oscillation
Device 5, power amplification circuit 6, impedance matching circuit 7, transmitting coil unit 8 and signal control circuit 9, oscillator 5 are electrically connected with
Power amplification circuit 6, power amplification circuit 6 are electrically connected with impedance matching circuit 7, and impedance matching circuit 7 is electrically connected with emission lines
Coil unit 8, and oscillator 5, power amplification circuit 6 and impedance matching circuit member 7 are electrically connected with signal control circuit 9, power supply
Transmitting module 2 is circumscribed with power grid 4, and oscillator 5 is connect with power grid 4, and power supply transmitting module 2 includes signal control circuit 9, connects
Circuit 12, charge adjustment circuit 13 and BMS14, receiving coil unit are adjusted by coil unit 10, rectification filtering unit 11, current limliting
10 are electrically connected with rectification filtering unit 11, and rectification filtering unit 11 is electrically connected with current limliting and adjusts circuit 12, and current limliting adjusts circuit 12
Charge adjustment circuit 13 is electrically connected with, charge adjustment circuit 13 is electrically connected with BMS14, receiving coil unit 10, rectifying and wave-filtering list
Member 11, current limliting adjust circuit 12, charge adjustment circuit 13 and BMS14 and are electrically connected with signal control circuit 9, transmitting coil unit
Wireless power transmission is carried out using frequency follow-up system coupled resonance between 8 and receiving coil unit 10, BMS14 is battery management system
System.
Specifically, in use, power supply transmitting module 2 absorbs electric energy, shape after rectified, filtering and high-frequency inversion from power grid 4
Into high-frequency alternating current, sent through power amplification and impedance matching to transmitting coil unit 8.When 8 frequency of oscillation of transmitting coil unit with
When signal frequency is identical, coil current is maximum, and magnetic field is most strong.If receiving coil unit 10 has identical resonant frequency, magnetic field
Coupling is most strong, is transmitted so as to fulfill efficient electric energy.Receiving coil unit 10 forms the rectified filtering of induced current and voltage is adjusted
Circuit charges to load.
The utility model is compact in structure and convenient to use, has the advantages that convenient and efficient, and during using frequency-tracking, electric energy passes
Defeated effect ratio is high without frequency-tracking, so as to solve the problems, such as it is detuning in coupled resonance wirelessly transmitting electrical energy cause efficiency of transmission low,
With good economic efficiency and social benefit, suitable for promoting the use of.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify to the technical solution recorded in foregoing embodiments or to which part technical characteristic
Carry out equivalent replacement.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of Passive electric automobile wireless charging unit, including wireless charging ontology (1), which is characterized in that the wireless charging
Electric ontology (1) includes power supply transmitting module (2) and automobile receiving module (3), and the power supply transmitting module (2) includes oscillation
Device (5), power amplification circuit (6), impedance matching circuit (7), transmitting coil unit (8) and signal control circuit (9), it is described to shake
It swings device (5) and is electrically connected with the power amplification circuit (6), the power amplification circuit (6) is electrically connected with impedance matching circuit
(7), the impedance matching circuit (7) is electrically connected with the transmitting coil unit (8), and the oscillator (5), the power are put
Big circuit (6) and the impedance matching circuit (7) are electrically connected with the signal control circuit (9), the power supply transmitting module
(2) power grid (4) is circumscribed with, and the oscillator (5) is connect with the power grid (4), the power supply transmitting module (2) is including
It states signal control circuit (9), receiving coil unit (10), rectification filtering unit (11), current limliting and adjusts circuit (12), charging adjusting
Circuit (13) and BMS (14).
A kind of 2. Passive electric automobile wireless charging unit according to claim 1, which is characterized in that the receiving coil
Unit (10) is electrically connected with the rectification filtering unit (11), and the rectification filtering unit (11) is electrically connected with the current limliting and adjusts
Circuit (12), the current limliting adjust circuit (12) and are electrically connected with charge adjustment circuit (13), charge adjustment circuit (13) electricity
It is connected with the BMS (14).
A kind of 3. Passive electric automobile wireless charging unit according to claim 2, which is characterized in that the receiving coil
Unit (10), the rectification filtering unit (11), the current limliting adjust circuit (12), the charge adjustment circuit (13) and described
BMS (14) is electrically connected with the signal control circuit (9).
A kind of 4. Passive electric automobile wireless charging unit according to claim 1, which is characterized in that the transmitting coil
Wireless power transmission is carried out using frequency follow-up system coupled resonance between unit (8) and the receiving coil unit (10).
A kind of 5. Passive electric automobile wireless charging unit according to claim 1, which is characterized in that the BMS (14)
For battery management system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721430127.2U CN207549978U (en) | 2017-10-30 | 2017-10-30 | A kind of Passive electric automobile wireless charging unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721430127.2U CN207549978U (en) | 2017-10-30 | 2017-10-30 | A kind of Passive electric automobile wireless charging unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207549978U true CN207549978U (en) | 2018-06-29 |
Family
ID=62681676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721430127.2U Expired - Fee Related CN207549978U (en) | 2017-10-30 | 2017-10-30 | A kind of Passive electric automobile wireless charging unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207549978U (en) |
-
2017
- 2017-10-30 CN CN201721430127.2U patent/CN207549978U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180629 Termination date: 20191030 |