CN110707836A - Wireless remote directional power supply system - Google Patents
Wireless remote directional power supply system Download PDFInfo
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- CN110707836A CN110707836A CN201911103626.4A CN201911103626A CN110707836A CN 110707836 A CN110707836 A CN 110707836A CN 201911103626 A CN201911103626 A CN 201911103626A CN 110707836 A CN110707836 A CN 110707836A
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- wireless
- power supply
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- supply system
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- 230000006698 induction Effects 0.000 claims abstract description 9
- 239000002184 metal Substances 0.000 claims abstract description 3
- 230000005855 radiation Effects 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 3
- 230000005672 electromagnetic field Effects 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 102100029203 F-box only protein 8 Human genes 0.000 description 1
- 206010017577 Gait disturbance Diseases 0.000 description 1
- 101100334493 Homo sapiens FBXO8 gene Proteins 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
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Classifications
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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
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/20—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves
- H02J50/23—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves characterised by the type of transmitting antennas, e.g. directional array antennas or Yagi antennas
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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
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/20—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves
- H02J50/27—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves characterised by the type of receiving antennas, e.g. rectennas
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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
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/40—Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices
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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
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/70—Circuit arrangements or systems for wireless supply or distribution of electric power involving the reduction of electric, magnetic or electromagnetic leakage fields
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention relates to the field of remote wireless charging, and particularly discloses a wireless remote directional power supply system, which comprises a wireless energy transmitter, a wireless energy receiver and a wireless control panel, wherein the wireless energy transmitter comprises a transmitting antenna array, an induction circuit, a power supply interface and a transmitting control circuit; the emission control circuit comprises a plurality of output ports for independently controlling the frequency and the intensity of the output electric signals and an energy converter; the transmitting antenna array comprises antenna units and a reflecting back plate, wherein the antenna units are formed by a plurality of hollow metal frames, and one or more antenna units are connected with one output port of the transmitting circuit through a lead. The invention provides a scheme for realizing directional remote wireless power supply, which reduces the trouble of battery replacement or charging wire connection of intelligent equipment. Through the directional transmitting antenna array, remote directional transmission of electromagnetic waves is achieved, and the influence of an electromagnetic field of remote wireless charging on the whole home environment or the environment of an office area is reduced.
Description
Technical Field
The invention relates to the field of remote wireless charging, and particularly discloses a wireless remote directional power supply system.
Background
Along with the progress of electronic technology, the small-size mobile electron of people's side, electrical equipment is more and more, the cell-phone, intelligent wrist-watch, the bluetooth stereo set, intelligent house controller, the LED light, equipment such as small-size household electrical appliances are more and more appear in people's life, in the middle of the work, thereby the battery that leads to frequently need to charge or change, or need independent connection power cord scheduling problem, the restriction of battery power has also become the stumbling stone of high-power consumption intelligent function development, bring a lot of inconveniences for people's life, the power supply line wiring is inconvenient simultaneously, battery power continuation of the journey is short, the battery cost is high the very big restriction of factors such as having restrained intelligent household electrical appliances's popularization and development.
Although the principle of the remote wireless power supply technology has been gradually improved, a mature remote wireless power supply product is still lacking in the market nowadays, and the existing wireless charging equipment mostly adopts the wireless charging of close-by types such as Qi wireless charging scheme and the like, and still needs to be connected with a power line nearby, which is very inconvenient.
Disclosure of Invention
In order to solve the problems that the existing wireless charging scheme is inconvenient to use and does not have mature remote wireless charging products, the invention provides a wireless remote directional power supply system.
The technical scheme adopted by the invention is as follows: a wireless remote directional power supply system comprises a wireless energy transmitter, a wireless energy receiver and a wireless control panel, wherein the wireless energy transmitter comprises a transmitting antenna array, an induction circuit, a power supply interface and a transmitting control circuit; the transmitting control circuit comprises a plurality of output ports for independently controlling the frequency and the intensity of the output electric signals and an energy converter, the input end of the induction circuit is connected with the transmitting antenna array, and the output end of the induction circuit is connected with the transmitting control circuit; the power supply interface is used for accessing an external power supply to supply power for the wireless energy transmitter; the transmitting antenna array comprises antenna units and a reflecting back plate, wherein the antenna units are formed by a plurality of hollow metal frames, the antenna units are fixed on the upper surface of the reflecting back plate, and one or more antenna units are connected with one output port of the transmitting circuit through a lead; the wireless energy receiver comprises an omnidirectional antenna for receiving directional electromagnetic waves and a rectifying and filtering circuit for modulating received electric energy; the wireless control panel comprises a wireless energy receiver for supplying power, a transmitting antenna for transmitting a control signal, a panel for inputting a control instruction and a digital circuit for running a control program.
Preferably, the plurality of antenna units are arranged in sequence in the transverse direction, and the antenna array comprises 10 groups.
Preferably, the wireless energy transmitter is built in the electric equipment or the furniture shell.
Preferably, the reflecting back plate is a curved plate protruding outwards, and the effective radiation range of the transmitting antenna array is emitted in a fan shape.
Preferably, the reflecting back plate is a plane plate, and the effective radiation range of the transmitting antenna array is emitted in a columnar orientation mode.
Preferably, the wireless energy receiver further comprises a receiving control circuit for receiving a control signal sent by the wireless control panel and controlling the power supply strength and the on-off of the wireless energy receiver.
Preferably, the wireless energy transmitter comprises a stand-alone wireless energy transmitter independently connected with a power supply and supplying power and an embedded wireless energy transmitter integrated on the household appliance or furniture.
Preferably, the wireless energy transmitter, the wireless energy receiver and the wireless control panel are connected with each other one by one or one by many through electromagnetic wave signals.
Preferably, the omnidirectional antenna is a circular or elliptical coil.
The invention has the beneficial effects that: the scheme of directional remote wireless power supply which can be realized is provided, so that the power supply of small household appliances and the intelligent terminal is more flexible and convenient, wiring is not needed, and the trouble of battery replacement or charging wire connection of the intelligent equipment is reduced. Through the directional transmitting antenna array, remote directional transmission of electromagnetic waves is achieved, and therefore the influence of an electromagnetic field of remote wireless charging on the whole home environment or the environment of an office area is reduced.
Drawings
Fig. 1 is a schematic view of an embodiment of the present invention.
Fig. 2 is a front view of an antenna array of the present invention.
Fig. 3 is a side view of an antenna array of the present invention.
1. The wireless energy transmitter comprises an antenna unit, 2, an antenna group, 3, a transmitting antenna backboard, 4, a wireless energy transmitter, 5, a wireless energy receiver, 6, a wireless control panel, 401, a stand-alone wireless energy transmitter, 402 and an embedded wireless energy transmitter.
Detailed Description
Referring to fig. 1 to 3, the present invention is a wireless remote directional power supply system, which comprises a wireless energy transmitter 4, a wireless energy receiver 5 and a wireless control panel 6.
The following is one embodiment of the present application, in which the wireless energy transmitter 4 includes a transmit antenna array 2, an inductive circuit, a power interface, and a transmit control circuit.
Referring to fig. 2 and 3, the transmitting antenna array 2 includes an antenna unit 1 and a reflective back plate 3, the antenna unit 1 is fixed on the upper surface of the reflective back plate 3, and one or more antenna units 1 are connected to one of the output ports of the transmitting circuit through a wire. The reflecting back plate 3 is a curved plate protruding outwards, and the effective radiation range of the transmitting antenna array 2 is transmitted in a fan shape. The reflecting back plate 3 is a plane plate, and the effective radiation range of the transmitting antenna array 2 is emitted in a columnar orientation mode.
The transmitting antenna array 2 of the present embodiment is a directional transmitting antenna array in which 10 × 10 antenna elements 1 are arranged on a planar plate, and according to the time difference of the amplitude period when the antenna elements 1 in different rows or different columns transmit, the effective electromagnetic field strength with controllable orientation is achieved through the coherence of electromagnetic waves in different spaces in front.
A plurality of transmitting antenna arrays 2 are arranged at different positions in a room, and the magnetic field intensity in the overlapping range can be enhanced by overlapping effective electromagnetic fields among each other in the space.
The emission control circuit comprises a plurality of output ports for independently controlling the frequency and the intensity of the output electric signals and an energy converter, the input end of the induction circuit is connected with the emission antenna array 2, and the output end of the induction circuit is connected with the emission control circuit; the power supply interface is used for accessing an external power supply to supply power to the wireless energy transmitter 4, such as a common commercial power plug or a commercial power directly accessed through a wire.
After the antenna unit 1 transmits the electromagnetic wave each time, a weak feedback signal can be received, the self-developed sensing circuit with extremely high sensitivity is used for detecting the strength and time difference of the feedback signal received by the antenna unit 1, the energy pushing condition can be measured and analyzed, and the transmission control circuit is controlled to increase or decrease the power supply power according to the energy pushing condition.
Referring to fig. 1, the wireless energy receiver 5 comprises an omnidirectional antenna for receiving directional electromagnetic waves by inductive coupling and a rectifying and filtering circuit for modulating the received electrical energy; the omnidirectional antenna is a circular or elliptical coil.
The wireless energy receiver 5 may form a fixed wireless lamp 501, a mobile wireless lamp 502, a mobile charging plate 503 or a mobile socket 504 in the figure according to different application appliances or application modes. The wireless energy receiver 5 further comprises a receiving control circuit for receiving the control signal sent by the wireless control panel 6 and controlling the power supply strength and the on-off of the wireless energy receiver 5.
The mobile charging board 503 is a charger including the wireless energy receiver 5, and is used for charging smart devices such as mobile phones, and can also be directly connected to realize remote power supply and charging in the mobile phones or the smart devices.
The mobile socket 504 is a mobile socket containing a wireless energy receiver 5 for mobile power supply by plug connection with part of low power consumption electromagnetism.
The wireless control panel 6 comprises a wireless energy receiver 5 for supplying power, a transmitting antenna for transmitting control signals, a panel for inputting control instructions and a digital circuit for running a control program; the sensing circuit controls the transmission control circuit by receiving a control signal sent by the wireless control panel 6.
The wireless energy transmitter 4 includes a stand-alone wireless energy transmitter 401 independently connected to a power source and supplying power and an embedded wireless energy transmitter 402 integrated on the home appliance or furniture.
The wireless energy transmitter 4, the wireless energy receiver 5 and the wireless control panel 6 are connected to each other by electromagnetic wave signals one to one or one to many. That is, one wireless control panel 6 can simultaneously connect and control a plurality of wireless energy transmitters 4 and wireless energy receivers 5 through different control signals, and each of the wireless energy transmitters 4 and the wireless energy receivers 5 can realize many-to-one power supply or one-to-many power supply.
Electromagnetic energy, which is distributed and transmitted in a 3D stereoscopic manner in the air valence, attenuates in intensity in inverse proportion to the square of the distance. Non-directional schemes are difficult to achieve high power delivery.
When a living body is exposed to a high-intensity electric field or magnetic field, it is necessary to have an adverse effect. The electromagnetic wave intensity can reach the use requirement in the required area through the plurality of directional wireless energy transmitters 4, the electromagnetic field intensity of other indoor spaces is kept in a safety threshold value harmless to human bodies, and the influence of the remote wireless charging electromagnetic field on the whole home environment or the environment of an office area is reduced.
When the wireless energy receiver 5 enters the set power supply area, the wireless energy transmitter 4 automatically tracks and detects the power consumption requirement and sends the required energy to the wireless energy receiver through electromagnetic waves, the wireless energy receiver 5 can reach AC/DC10 watts after being converted into electric quantity, and the power supply amplitude is not limited to be more than 10 watts or less according to the changes of the volumes and the shapes of the wireless energy transmitter 4 and the wireless energy receiver 5.
Claims (9)
1. A wireless remote directional power supply system comprising a wireless energy transmitter (4) and a wireless energy receiver (5), characterized by: the wireless energy transmitter (4) comprises a transmitting antenna array (2), an induction circuit, a power supply interface and a transmitting control circuit;
the transmitting control circuit comprises a plurality of output ports for independently controlling the frequency and the intensity of the output electric signals and an energy converter, the input end of the induction circuit is connected with the transmitting antenna array (2), and the output end of the induction circuit is connected with the transmitting control circuit;
the power supply interface is used for accessing an external power supply to supply power for the wireless energy emitter (4);
the transmitting antenna array (2) comprises antenna units (1) and a reflecting back plate (3), wherein the antenna units (1) are formed by a plurality of hollow metal frames, the antenna units (1) are fixed on the upper surface of the reflecting back plate (3), and a single antenna unit or a plurality of antenna units (1) are connected with one output port of the transmitting circuit through a lead;
the wireless energy receiver (5) comprises an omnidirectional antenna for receiving directional electromagnetic waves and a rectifying and filtering circuit for modulating received electric energy;
the wireless control panel (6) comprises a wireless energy receiver (5) for supplying power, a transmitting antenna for transmitting a control signal, a panel for inputting a control instruction and a digital circuit for running a control program.
2. The wireless remote directional power supply system as claimed in claim 1, wherein: the antenna array comprises 10 groups of antenna units (1) which are transversely and sequentially arranged.
3. The wireless remote directional power supply system as claimed in claim 1, wherein: the wireless energy emitter is arranged in the electric equipment or the furniture shell.
4. The wireless remote directional power supply system as claimed in claim 1, wherein: the reflecting back plate (3) is a curved plate protruding outwards, and the effective radiation range of the transmitting antenna array (2) is transmitted in a fan shape.
5. The wireless remote directional power supply system as claimed in claim 1, wherein: the reflecting back plate (3) is a plane plate, and the effective radiation range of the transmitting antenna array (2) is columnar and directional to transmit.
6. The wireless remote directional power supply system as claimed in claim 1, wherein: the wireless energy receiver (5) also comprises a receiving control circuit which is used for receiving the control signal sent by the wireless control panel (6) and controlling the power supply strength and the on-off of the wireless energy receiver (5).
7. The wireless remote directional power supply system as claimed in claim 1, wherein: the wireless energy transmitter (4) comprises a stand-alone wireless energy transmitter (401) which is independently connected with a power supply and supplies power and an embedded wireless energy transmitter (402) which is integrated on the household appliance or furniture.
8. The wireless remote directional power supply system as claimed in claim 1, wherein: the wireless energy transmitter (4), the wireless energy receiver (5) and the wireless control panel (6) are mutually connected in a one-to-one or one-to-many way through electromagnetic wave signals.
9. The wireless remote directional power supply system as claimed in claim 1, wherein: the omnidirectional antenna is a circular or elliptical coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911103626.4A CN110707836A (en) | 2019-11-11 | 2019-11-11 | Wireless remote directional power supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911103626.4A CN110707836A (en) | 2019-11-11 | 2019-11-11 | Wireless remote directional power supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110707836A true CN110707836A (en) | 2020-01-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911103626.4A Pending CN110707836A (en) | 2019-11-11 | 2019-11-11 | Wireless remote directional power supply system |
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| Country | Link |
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| CN (1) | CN110707836A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140354063A1 (en) * | 2013-05-10 | 2014-12-04 | DvineWave Inc. | Tracking surface for determining optimal charging position |
| CN104941017A (en) * | 2015-07-10 | 2015-09-30 | 北京工业大学 | Wireless directional energy transfer system for supplying power to artificial heart |
| CN108121209A (en) * | 2017-11-16 | 2018-06-05 | 杭州鸿雁智能科技有限公司 | A kind of intelligent electronic device, intelligent domestic system and intelligence control system |
| CN211183544U (en) * | 2019-11-11 | 2020-08-04 | 佛山市艾兴电器有限公司 | Wireless remote directional power supply system |
-
2019
- 2019-11-11 CN CN201911103626.4A patent/CN110707836A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140354063A1 (en) * | 2013-05-10 | 2014-12-04 | DvineWave Inc. | Tracking surface for determining optimal charging position |
| CN104941017A (en) * | 2015-07-10 | 2015-09-30 | 北京工业大学 | Wireless directional energy transfer system for supplying power to artificial heart |
| CN108121209A (en) * | 2017-11-16 | 2018-06-05 | 杭州鸿雁智能科技有限公司 | A kind of intelligent electronic device, intelligent domestic system and intelligence control system |
| CN211183544U (en) * | 2019-11-11 | 2020-08-04 | 佛山市艾兴电器有限公司 | Wireless remote directional power supply system |
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