CN105932781B - A kind of electromagnetic radiation equipment - Google Patents
A kind of electromagnetic radiation equipment Download PDFInfo
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- CN105932781B CN105932781B CN201610479381.5A CN201610479381A CN105932781B CN 105932781 B CN105932781 B CN 105932781B CN 201610479381 A CN201610479381 A CN 201610479381A CN 105932781 B CN105932781 B CN 105932781B
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Abstract
The embodiment of the invention provides a kind of electromagnetic radiation equipment, comprising: setting on the table, sends the power emitting device of electromagnetic wave, switches the switching switch of the power emission frequency of the electromagnetic wave.It can be seen that electromagnetic radiation equipment provided by the invention, it can be switched by the switching, when the power emission frequency for switching the electromagnetic wave is the first predeterminated frequency, electromagnetic equipment is set to be in power heated condition, when the power emission frequency for switching electromagnetic wave is the second predeterminated frequency, electromagnetic equipment is made to be in wireless power state.
Description
Technical field
The present embodiments relate to wireless power technical fields, more particularly relate to a kind of electromagnetic radiation equipment.
Background technique
With the improvement of people ' s living standards and the development of science and technology, various household electrical appliance appear in the life of people
In work.
Inventors have found that the electromagnetic equipment of household, such as electromagnetic oven, electric heater, blender at present, is supplied by alternating current
Electricity operates comparatively laborious every time in use, requiring for the plug of electromagnetic oven to be inserted in power outlet.
Therefore a kind of equipment how is provided, can heats and be used as wireless charging device to electromagnetic equipment, is this field
Technical staff's technical problem urgently to be solved.
Summary of the invention
In view of this, the present invention provides a kind of electromagnetic radiation equipment,
To achieve the above object, the invention provides the following technical scheme:
A kind of electromagnetic radiation equipment, comprising:
Setting on the table, sends the power emitting device of electromagnetic wave；
Switch the switching switch of the power emission frequency of the electromagnetic wave；
It is switched by the switching, when the power emission frequency for switching the electromagnetic wave is the first predeterminated frequency, makes electromagnetism
Equipment is in power heated condition, when the power emission frequency for switching electromagnetic wave is the second predeterminated frequency, is in electromagnetic equipment
Wireless power state.
Preferably, further includes:
It is arranged on electromagnetic equipment, when the electromagnetic equipment is in wireless power state, receives the electromagnetic signal, and
Convert the electromagnetic signal to the power reception device of electric energy.
Preferably, the power emitting device includes IGBT amplifying circuit and resonant ring, and the power reception device is
Resonant ring.
Preferably, the resonant ring includes resonant capacitance and power coil, the resonant capacitance and the power coil string
Connection is in parallel.
Preferably, further includes:
It is connected with the IGBT amplifying circuit, converts external alternating voltage to the current rectifying and wave filtering circuit of direct current.
Preferably, further includes:
It is connected with the IGBT amplifying circuit, PWM high frequency square wave is generated, so that the IGBT amplifying circuit is according to
PWM high frequency square wave generates the PWM controller that the high voltagehigh frequency square wave of sine-wave current is generated for the resonant ring.
It can be seen via above technical scheme that compared with prior art, the embodiment of the invention provides a kind of electromagnetic wave hairs
Jet device, comprising: setting on the table, sends the power emitting device of electromagnetic wave, is arranged on electromagnetic equipment, described in reception
Electromagnetic wave, and convert the electromagnetic wave to the power reception device of electric energy and the power emission frequency of the switching electromagnetic wave
Switching switch.It can be seen that electromagnetic radiation equipment provided by the invention, can be switched by switching and change power emission frequency, into
And realize the wireless power to electromagnetic equipment or heating, i.e., the electromagnetic wave launcher that this programme provides can add electromagnetic equipment
Heat, and wireless power can be carried out to electronic equipment.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of structural schematic diagram of electromagnetic radiation equipment provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of another electromagnetic radiation equipment provided in an embodiment of the present invention；
Fig. 3 is the structural schematic diagram of another electromagnetic radiation equipment provided in an embodiment of the present invention；
Fig. 4 is the structural schematic diagram of another electromagnetic radiation equipment provided in an embodiment of the present invention；
Fig. 5 is the structural schematic diagram of cable in a kind of electromagnetic radiation equipment provided in an embodiment of the present invention；
Fig. 6 is the structural schematic diagram of cable in a kind of electromagnetic radiation equipment provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present embodiment provides a kind of electromagnetic radiation equipment, can heat and be used as wireless charging Denso to electromagnetic equipment
It sets, wireless charging is carried out to electronic equipment.
Referring to Fig. 1, Fig. 1 is a kind of structural schematic diagram of electromagnetic radiation equipment provided in this embodiment, the electromagnetic wave
Transmitting equipment includes: power emitting device 1, power reception device 2 and switching switch 3.
Wherein, the setting of power emitting device 1 on the table, is used to send electromagnetic wave to power reception device 2.In this reality
It applies in example, switching switchs the power emission frequency for switching the electromagnetic wave, to realize power supply or heating to electromagnetic equipment.
Specifically, inventor is electromagnetic induction phenomenon in view of the principle of electromagnetic equipment (such as electromagnetic oven), that is, utilize alternation
Electric current generates the changing alternating magnetic field in direction by coil, and the inside of the conductor in alternating magnetic field will will appear vortex
The joule heating effect of electric current, vortex current makes conductor heat up, to realize heating.And in wireless power transmission field, electromagnetism is total
The principle of vibration power transmission is: energy can be shifted by LC resonance device.On this basis, a kind of electromagnetic wave hair is provided
Jet device, by the different power emission frequency of switching switching, to realize power supply or heating to electromagnetic equipment.
Such as, when the power emission frequency for switching the electromagnetic wave is the first predeterminated frequency, add electromagnetic equipment in power
Warm status makes electromagnetic equipment be in wireless power state when the power emission frequency for switching electromagnetic wave is the second predeterminated frequency.
Certainly, in the present embodiment, user can change the state of switching switch manually, can also be by adding controller
Mode, by controller acquisition current electromagnetic equipment working condition, with realize send power-frequency switching, such as detect and work as
When preceding electromagnetic equipment is electric kettle, control power emission frequency is the first predeterminated frequency, is heated to electric kettle.Such as inspection
Measure current electromagnetic equipment be blender when, control power emission frequency be the second predeterminated frequency, to the blender progress nothing
Line power supply, to no longer need to the operation for carrying out being inserted in plug in power outlet to blender, so that user's operation becomes simple.
It can also include power reception device 2 the present embodiment provides a kind of electromagnetic radiation equipment except this, which receives
Device is arranged on electromagnetic equipment, is converted into electric energy for receiving the electromagnetic wave, and by the electromagnetic wave.
Preferably, the power emitting device includes IGBT amplifying circuit and resonant ring, and the power reception device is
Resonant ring.Wherein, the resonant ring includes resonant capacitance and power coil, the resonant capacitance connect with the power coil or
It is in parallel.
Except this, as shown in Fig. 2, on the basis of the above embodiments, wireless powering device provided by the invention, further includes:
The current rectifying and wave filtering circuit 4 being connected with the IGBT amplifying circuit, for converting direct current for external alternating voltage.
Optionally, which can also include PWM controller 5, and the PWM controller and the IGBT amplify
Circuit is connected, and generates PWM high frequency square wave, so that the IGBT amplifying circuit is generated according to the PWM high frequency square wave for described
The high voltagehigh frequency square wave of resonant ring generation sine-wave current.
It should be noted that in an embodiment of the present invention, current rectifying and wave filtering circuit, PWM controller and IGBT amplifying circuit
The inversion amplifying circuit of alternating current is formed, the AC power supplies of alternating current becomes direct current by current rectifying and wave filtering circuit and supplies IGBT amplification electricity
Road, PWM controller generate high-frequency PWM square wave and zoom into high voltagehigh frequency square wave, high voltagehigh frequency square wave electricity by IGBT amplifying circuit
Sine-wave current is generated after flowing through resonant ring resonance, electromagnetic radiation is converted by power coil and gives power reception device.
As it can be seen that electromagnetic radiation equipment provided in this embodiment, there are two types of operating mode, i.e. electromagnetic oven mode (heating for tool
Mode) and electromagentic resonance power transmission emission mode (wireless power mode).
When using cooking pot tool, electromagnetic oven mode is cut, the electromagnetism such as power, time can be controlled by human-computer interaction interface
Furnace function.
It is switched over by way of manual or equipment automatic identification.
In the present embodiment, definition has electromagentic resonance power transmission reception device, does not need setting for additional power supply power supply
Standby is anury electrical appliance.The then working principle of the present embodiment are as follows:
When using anury electrical appliance 301, electromagentic resonance power transmission emission mode is cut, as shown in Figure 3.According to anury
The electrical energy demands of electrical appliance, dynamic adjust electric energy transmission power.
Electromagentic resonance power transmission mode frequency of use n Hz is set, the winding inductance quantity and capacitor of primary resonant ring are configured
Capacity makes the resonance frequency n Hz of primary resonant ring.
When as electromagnetic oven mode, as shown in figure 4, using the winding inductance quantity of resonant ring and capacitance as heater wire
Disk 401, because resonant ring and heated cookware 402 constitute Equivalent Transformer, cookware has equivalent inductance and resistance, makes resonant ring
Resonance frequency deviates n Hz, becomes m Hz.Therefore, it sets using pwm frequency in electromagnetic oven mode as mHz.
Wherein in order to improve electric energy transmission high efficiency, set the power emitting device resonance frequency and the power
The power-frequency of reception device is identical.
Please refer to Fig. 5 and Fig. 6, power coil, magnetic core 21 be toroidal core 21 that side is equipped with annular groove, annular is recessed
Coiling is equipped in slot.The scattering of electromagnetic field can be reduced by toroidal core 21, reduces magnetic resistance, improve efficiency of transmission.
Further, coiling is multiply enameled wire 22, the rounded distribution of multiply coiling in multiply enameled wire.By more
The multiply enameled wire of the stock rounded distribution of coiling can reduce magnetic loss, reduce calorific value.
In conclusion the embodiment of the invention provides a kind of electromagnetic radiation equipment, comprising: setting on the table, is sent out
The power emitting device of power transmission magnetic wave switches the switching switch of the power emission frequency of the electromagnetic wave.It can be seen that the present invention provides
Electromagnetic radiation equipment, can be switched by the switching, the power emission frequency for switching the electromagnetic wave is first default
When frequency, electromagnetic equipment is made to be in power heated condition, when the power emission frequency for switching electromagnetic wave is the second predeterminated frequency, made
Electromagnetic equipment is in wireless power state.
It should be noted that all the embodiments in this specification are described in a progressive manner, each embodiment weight
Point explanation is the difference from other embodiments, and the same or similar parts between the embodiments can be referred to each other.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (7)
1. a kind of electromagnetic radiation equipment characterized by comprising
Setting on the table, sends the power emitting device of electromagnetic wave, the power emitting device includes IGBT amplifying circuit
And resonant ring, the resonant ring include resonant capacitance and power coil, the resonant capacitance connect with the power coil or
Parallel connection, the magnetic core of the power coil are the toroidal core that side is equipped with annular groove, are equipped with coiling in the annular groove；
Switch the switching switch of the power emission frequency of the electromagnetic wave；
It is switched by the switching, when the power emission frequency for switching the electromagnetic wave is the first predeterminated frequency, makes electromagnetic equipment
In power heated condition, when the power emission frequency for switching electromagnetic wave is the second predeterminated frequency, electromagnetic equipment is made to be in wireless
Power supply state.
2. electromagnetic radiation equipment according to claim 1, which is characterized in that further include:
It is arranged on electromagnetic equipment, when the electromagnetic equipment be in wireless power state, reception electromagnetic signal, and by the electricity
Magnetic signal is converted into the power reception device of electric energy.
3. electromagnetic radiation equipment according to claim 2, which is characterized in that the power reception device is resonant ring.
4. electromagnetic radiation equipment according to claim 3, which is characterized in that further include:
It is connected with the IGBT amplifying circuit, converts external alternating voltage to the current rectifying and wave filtering circuit of direct current.
5. electromagnetic radiation equipment according to claim 4, which is characterized in that further include:
It is connected with the IGBT amplifying circuit, PWM high frequency square wave is generated, so that the IGBT amplifying circuit is according to the PWM high
Frequency square wave generates the PWM controller that the high voltagehigh frequency square wave of sine-wave current is generated for the resonant ring.
6. electromagnetic radiation equipment according to claim 5, which is characterized in that the resonant frequency of the power emitting device
It is identical as the resonant frequency of the power reception device.
7. electromagnetic radiation equipment according to claim 6, which is characterized in that the coiling is multiply enameled wire, described
The rounded distribution of multiply coiling in multiply enameled wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610479381.5A CN105932781B (en) | 2016-06-24 | 2016-06-24 | A kind of electromagnetic radiation equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610479381.5A CN105932781B (en) | 2016-06-24 | 2016-06-24 | A kind of electromagnetic radiation equipment |
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| CN105932781A CN105932781A (en) | 2016-09-07 |
| CN105932781B true CN105932781B (en) | 2019-03-15 |
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| CN102508950B (en) * | 2011-10-14 | 2013-12-11 | 广东电网公司电力科学研究院 | Regional dispatching automatic system and method for communication between regional dispatching automatic system and remote monitoring diagnosis centre |
| CN104009554B (en) * | 2014-06-13 | 2017-10-31 | 广东美的厨房电器制造有限公司 | Control method, control system and the calutron of calutron |
| CN205681187U (en) * | 2016-06-24 | 2016-11-09 | 中惠创智无线供电技术有限公司 | A kind of electromagnetic radiation equipment |
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Effective date of registration: 20180228 Address after: 518172 Guangdong Shenzhen city Longgang District Longcheng Street Tianan Digital City 4 B seat 603-604 Applicant after: Zhonghui Powerise (Shenzhen) wireless power supply technology Co. Ltd. Address before: Laishan Mingda road 264003 Shandong city of Yantai province No. 11 Applicant before: Middle favour Powerise wireless power Technology Co., Ltd. |
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