CN208259581U - Cooking apparatus and its magnetostriction exciting bank - Google Patents
Cooking apparatus and its magnetostriction exciting bank Download PDFInfo
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- CN208259581U CN208259581U CN201721247238.XU CN201721247238U CN208259581U CN 208259581 U CN208259581 U CN 208259581U CN 201721247238 U CN201721247238 U CN 201721247238U CN 208259581 U CN208259581 U CN 208259581U
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Abstract
The utility model discloses a kind of cooking apparatus and its magnetostriction exciting banks, the cooking apparatus includes pot body ontology, magnetostriction exciting bank corresponds to the setting of pot body ontology, the magnetostriction exciting bank includes: magnet, magnet limits inner cavity, and inner cavity has opening with respect to pot body ontology direction；Magnetostrictive member, magnetostrictive member are located in inner cavity, and are close to the setting of pot body ontology by opening；Excitation coil, excitation coil are located in inner cavity, and are arranged around magnetostrictive member；Coil stimulating source, coil stimulating source is by carrying out current excitation to excitation coil so that excitation coil provides amplitude changing magnetic field, and the unidirectional magnetic field formed in inner cavity is superimposed to form total magnetic field, magnetostrictive member drives pot body ontology to be vibrated under the action of total magnetic field, so as to promote materials abstraction, emulsification, water suction during the cooking process, so that the nutritional ingredient of material obtains depth extraction, mouthfeel is promoted.
Description
Technical field
The utility model belongs to living electric apparatus technical field, specifically, the utility model relates to the mangnetos of cooking apparatus
Flexible exciting bank and cooking apparatus.
Background technique
Conventional electric cooker is usually to start by beginning or reservation, electric cooker starts to preheat after user puts rice and water well
It cooks, during cooking, the nutrition of the grain of rice or other food materials is only absorbed by moisture oneself, but because of moisture major part
Time is in slow motion state, so the ability that moisture draws food materials nutrition is also just poor, leads to the food mouthfeel cooked
It is poor.
Therefore, existing electric cooker is further improved.
Utility model content
The utility model is intended to solve at least some of the technical problems in related technologies.For this purpose, this reality
It is to propose a kind of magnetostriction exciting bank of cooking apparatus with first novel purpose, provides amplitude by excitation coil
Changing magnetic field, and the unidirectional magnetic field formed in inner cavity is superimposed to form total magnetic field, so that magnetostrictive member is in total magnetic field
Effect is lower to drive pot body ontology to be vibrated, so as to promote materials abstraction, emulsification, water suction during the cooking process, so that object
The nutritional ingredient of material obtains depth extraction, promotes mouthfeel, can be with and due to being the superposition of unidirectional magnetic field and variation magnetic field
Effectively change the amplitude in magnetic field, so that the flexible amplitude-controllable of magnetostrictive member, so that the vibration of pot body ontology can
Control, culinary art effect is controllable, and compared to iron plate mode of vibration is used, without the mechanical fatigue of vibrating reed, and without providing
One oscillation space.
Second purpose of the utility model is to propose a kind of cooking apparatus.
In the one aspect of the utility model, the utility model proposes a kind of magnetostriction of cooking apparatus excitations to fill
It sets.Embodiment according to the present utility model, the cooking apparatus include pot body ontology, and the magnetostriction exciting bank corresponds to institute
The setting of pot body ontology is stated, the magnetostriction exciting bank includes: magnet, and the magnet limits inner cavity, and the inner cavity is opposite
Pot body ontology direction has opening；Magnetostrictive member, the magnetostrictive member are located in the inner cavity, and are opened by described
The tight-lipped patch pot body ontology setting；Excitation coil, the excitation coil are located in the inner cavity, and around the magnetostriction
Part setting；Coil stimulating source, the coil stimulating source is by carrying out current excitation so that the excitation line to the excitation coil
Offer amplitude changing magnetic field is provided, and is superimposed to the unidirectional magnetic field formed in the inner cavity to form total magnetic field, the mangneto is stretched
Contracting part drives the pot body ontology to be vibrated under the action of the total magnetic field.
The magnetostriction exciting bank of cooking apparatus according to the present utility model, by coil stimulating source to excitation coil into
Row current excitation is so that excitation coil provides amplitude changing magnetic field, and it is total to be formed to be superimposed to the unidirectional magnetic field formed in inner cavity
Magnetic field, magnetostrictive member drives pot body ontology to be vibrated under the action of total magnetic field, so as to promote during the cooking process
Materials abstraction, emulsification, water suction promote mouthfeel, and due to being unidirectional magnetic field so that the nutritional ingredient of material obtains depth extraction
With the superposition of variation magnetic field, therefore it can effectively change the amplitude in magnetic field, so that the flexible amplitude-controllable of magnetostrictive member,
So that the vibration of pot body ontology is controllable, culinary art effect is controllable, and compared to iron plate mode of vibration is used, without vibration
The mechanical fatigue of piece, and without providing an oscillation space.
In addition, the magnetostriction exciting bank of cooking apparatus according to the present utility model can also have following additional skill
Art feature:
Optionally, the magnetostrictive member is made rodlike.
Optionally, the magnetostriction exciting bank and the pot body ontology coaxial inner conductor are arranged.
Optionally, the magnetostriction exciting bank is five, wherein one sets with the pot body ontology coaxial inner conductor
It sets, remaining four along one circumferential spaced set.
Optionally, the coil stimulating source with continuous current mode, discontinuous current mode or critical continuous mode current-mode into
Row work.
Optionally, the coil stimulating source includes DC source of energization, switching tube, protection diode, rectifier diode and storage
Energy capacitor, wherein the anode of the protection diode is connected to the continuous current excitation after being connected with one end of the excitation coil
Source, the other end of the excitation coil are connected with the anode of the collector of the switching tube and the rectifier diode respectively, institute
State the cathode of rectifier diode and the cathode of the protection diode be connected after be connected with one end of the storage capacitor, the storage
The other end ground connection of energy capacitor, the emitter ground connection of the switching tube, the coil stimulating source is by controlling the switching tube
Turn-on and turn-off provide amplitude changing magnetic field to control the excitation coil.
Optionally, the magnetostrictive member is made of Tb0.3Dy0.7Fe1.95 alloy.
Optionally, the pot body ontology is metal pan, ceramic pan, casserole or olla.
Optionally, the magnet is made of soft magnetic materials.
Optionally, the cooking apparatus is heated using IH (Indirect Heating, indirect heating) heating method.
Optionally, the cooking apparatus further includes foot pad.
In another aspect of the utility model, the utility model proposes a kind of cooking apparatus.According to the utility model
Embodiment, the cooking apparatus includes above-mentioned magnetostriction exciting bank.
Cooking apparatus according to the present utility model passes through excitation coil by using above-mentioned magnetostriction exciting bank
Offer amplitude changing magnetic field, and the unidirectional magnetic field formed in inner cavity is superimposed to form total magnetic field, so that magnetostrictive member exists
Pot body ontology is driven to be vibrated under the action of total magnetic field, so as to promote materials abstraction, emulsification, suction during the cooking process
Water promotes mouthfeel, and due to being the folded of unidirectional magnetic field and variation magnetic field so that the nutritional ingredient of material obtains depth extraction
Add, therefore can effectively change the amplitude in magnetic field, so that the flexible amplitude-controllable of magnetostrictive member, so that pot body sheet
The vibration of body is controllable, and culinary art effect is controllable, and compared to iron plate mode of vibration is used, without the mechanical fatigue of vibrating reed,
And without providing an oscillation space.
The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will
Become obvious and be readily appreciated that, in which:
Fig. 1 a is the structural representation according to the magnetostriction exciting bank of the cooking apparatus of the utility model one embodiment
Figure；
Fig. 1 b is the bottom view according to the magnetostriction exciting bank of the cooking apparatus of the utility model one embodiment；
Fig. 2 is the bottom view according to the magnetostriction exciting bank of the cooking apparatus of the utility model further embodiment；
Fig. 3 a is swashed when being worked according to the coil stimulating source of the utility model one embodiment with continuous current mode
Encourage the current waveform figure of coil；
Fig. 3 b is when being worked according to the coil stimulating source of the utility model further embodiment with discontinuous current mode
The current waveform figure of excitation coil；
Fig. 3 c is to carry out work according to the coil stimulating source of the utility model another embodiment with critical continuous mode current-mode
The current waveform figure of excitation coil when making；
Fig. 4 is the structural schematic diagram according to the coil stimulating source of the utility model one embodiment.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside",
The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is based on the figure
Orientation or positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model
Limitation.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside element, unless otherwise restricted clearly.For the common skill of this field
For art personnel, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention unless specifically defined or limited otherwise, fisrt feature is in the second feature " on " or " down "
It can be that the first and second features directly contact or the first and second features are by intermediary mediate contact.Moreover, first is special
Sign can be fisrt feature above the second feature " above ", " above " and " above " and be directly above or diagonally above the second feature, or only
Indicate that first feature horizontal height is higher than second feature.Fisrt feature under the second feature " below ", " below " and " below " can be with
It is that fisrt feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In the one aspect of the utility model, the utility model proposes a kind of magnetostriction of cooking apparatus excitations to fill
It sets.Embodiment according to the present utility model, with reference to Fig. 1 a and Fig. 1 b, cooking apparatus includes pot body ontology 100, magnetostriction excitation
The corresponding pot body ontology 100 of device 200 is arranged, and magnetostriction exciting bank 200 includes: magnet 210, magnetostrictive member 220, excitation
Coil L, coil stimulating source (not specifically illustrated in figure) and AC power source (not specifically illustrated in figure), wherein magnet 210 limits
Inner cavity, inner cavity have opening with respect to 100 direction of pot body ontology；Magnetostrictive member 220 is located in inner cavity, and is close to pot by opening
Body ontology 100 is arranged；Excitation coil L is located in inner cavity, and is arranged around magnetostrictive member 220；Coil stimulating source passes through to sharp
It encourages coil L and carries out current excitation so that excitation coil L provides amplitude changing magnetic field, and is superimposed to the single-direction magnetic formed in inner cavity
To form total magnetic field, magnetostrictive member 220 drives pot body ontology 100 to be vibrated under the action of total magnetic field for field；AC power source
Alternating current is provided to coil stimulating source.
Specifically, the magnetostrictive member 220 as made of magnetostriction materials can occur centainly under the influence of a magnetic field
Metamorphosis, if size can occur extend or shorten, when removing magnetic field, size is restored to original state, institute again
When magnetostrictive member 220 senses magnetic field, vibration can be generated, and passing through pot body ontology 100 will according to magnetostrictive effect
Conduct vibrations are into culinary art material, so that cooking apparatus can effectively facilitate materials abstraction, emulsification, suction in the process of cooking
Water promotes cooking quality so that the nutritional ingredient of material obtains depth extraction, promotes mouthfeel, and shake compared to using iron plate
Flowing mode, without the mechanical fatigue of vibrating reed, and without providing an oscillation space.
And magnetostrictive effect is related with the direction of alternating magnetic field, amplitude and frequency, and magnetostrictive member 220 is flexible
With the curved variation of variation for the alternating magnetic field that outside applies, only under specified conditions (such as certain amplitude), magnetostriction
Part 220 just works in linear zone, can guarantee the controllability of vibration at this time, so the controllability in order to realize vibration, practical new
Type people discovery is passed through under conditions of not changing magnetic direction by being superimposed an amplitude changing magnetic field in unidirectional magnetic field
The amplitude for changing alternating magnetic field can effectively change the flexible amplitude of magnetostrictive member 220, and then change pot body ontology 100
Oscillation Amplitude changes culinary art effect.Therefore, in the embodiments of the present invention, unidirectional magnetic field can be provided by magnet 210,
And the distribution of unidirectional magnetic field is defined by its external structure, while setting swashs in the magnetic field space that magnet 210 limits
Coil L is encouraged, and by carrying out current excitation to excitation coil L, so that excitation coil L provides amplitude changing magnetic field, in this way, width
Degree changing magnetic field is superimposed to unidirectional magnetic field to form total magnetic field, and magnetostrictive member 220 drives pot body under the action of total magnetic field
Ontology 100 is vibrated, so as to promote materials abstraction, emulsification, water suction during the cooking process, so that the nutritional ingredient of material
Depth extraction is obtained, promotes mouthfeel, and due to being the superposition of unidirectional magnetic field and variation magnetic field, because without changing magnetic field side
To, by change magnetic field amplitude be can reach to pot body ontology vibration control so that culinary art effect it is controllable.
One embodiment according to the present utility model, magnet 210 are made of soft magnetic materials, and soft magnetic materials can be with the smallest
External magnetic field realizes the maximum intensity of magnetization, the magnetic material with low-coercivity and high magnetic permeability.
One embodiment according to the present utility model, there are many shapes of magnetostrictive member 220, such as round, annular, square
Shape, C-shaped and rodlike etc., but utility model people has found that, when magnetostrictive member 220 is made rodlike, effect is more preferable, because
This, it is preferred that magnetostrictive member 220 is made to rodlike, to be vibrated with raising conducting effect.
One embodiment according to the present utility model, with reference to Fig. 1 a and Fig. 1 b, magnetostriction exciting bank 200 and pot body sheet
The setting of 100 coaxial inner conductor of body.
Further embodiment according to the present utility model, with reference to Fig. 2, magnetostriction exciting bank 200 is five, wherein
One is arranged with 100 coaxial inner conductor of pot body ontology, and remaining four along one circumferential spaced set.
That is, in practical applications, one or more magnetostriction can be arranged in the lower section of pot body ontology 100 and swash
Device 200 is encouraged, it, can be by the opening of magnetostriction exciting bank 200 slightly when a magnetostriction exciting bank 200 is arranged
That opens is larger, and by the larger of the corresponding surface of magnetostrictive member 220 and pot body ontology 100 setting, can make pot in this way
The bottom of body ontology 100 vibration as much as possible for receiving the conduction of magnetostrictive member 220, so that cooking in pot body ontology 100
Material vibrating of preparing food is uniform；When multiple magnetostriction exciting banks 200 are arranged, can be arranged using symmetric mode, such as Fig. 2
In, the magnetostriction exciting bank 200 at center is arranged four, can also be less than four in other examples certainly
Or extra four, such as can be three, and be 120 ° according to the angle between each magnetostriction exciting bank 200 and uniformly divide
Cloth, so that the culinary art material vibrating in pot body ontology 100 is uniform.
One embodiment according to the present utility model, coil stimulating source is with continuous current mode, discontinuous current mode or faces
Boundary's continuous current mode works.Specifically, with reference to Fig. 3 a, coil stimulating source is worked with continuous current mode；With reference to
Fig. 3 b, coil stimulating source are worked with discontinuous current mode；With reference to Fig. 3 c, coil stimulating source with critical continuous mode current-mode into
Row work.That is, amplitude changing magnetic field can be obtained regardless of coil stimulating source is worked with which kind of mode.
One embodiment according to the present utility model, with reference to Fig. 4, coil stimulating source includes DC source of energization 310, switching tube
Q (such as IGBT), protection diode D1, rectifier diode D2 and storage capacitor C4, wherein the anode of protection diode D1 and excitation
One end of coil L is connected to DC source of energization 310 after being connected, the other end of excitation coil L respectively with the collector of switching tube Q and
The anode of rectifier diode D2 is connected, and the cathode of rectifier diode D2 is connected afterwards and storage capacitor with the cathode of protection diode D1
One end of C4 is connected, and the other end of storage capacitor C4 is grounded GND, and the emitter of switching tube Q is grounded GND, and coil stimulating source passes through
The turn-on and turn-off of control switch pipe Q provide amplitude changing magnetic field to control excitation coil L.
Specifically, with reference to Fig. 4, DC source of energization 310 may include rectification unit 311 and filter unit 312, wherein whole
Flowing unit 311 can be rectifier bridge, and filter unit 312 may include Absorption Capacitance C3.Wherein, two input terminals of rectifier bridge with
The feeder ear of electric main AC is corresponding to be connected, and the first output end of rectifier bridge is grounded GND, the second output terminal of rectifier bridge respectively with
One end of Absorption Capacitance C3, excitation coil L are connected with protection diode D1, and the other end of Absorption Capacitance C3 is grounded GND.
When cooking pot tool work, electric main AC is rectified into the direct current of pulsation by rectification unit 311, then passes through suction
After receiving capacitor C3 progress low frequency filtering processing, subsequent conditioning circuit is given to provide excitation energy, meanwhile, 320 output phase of drive control unit
PPG (Programme Pulse Generator, the programmable pulse generator) signal or PWM (Pulse Width answered
Modulation, pulse width modulation) signal to switching tube Q control terminal, with control switch pipe Q turn-on and turn-off so that swash
It encourages coil L and carries out charge and discharge, to generate the magnetic field of variable-magnitude by the electric current for changing excitation coil L.Wherein, driving control
Unit 320 processed can be by the driving signal of output different duty to switching tube Q, so that the electric current of excitation coil L is in continuous
State, on-off state or critical continuous mode state, i.e., coil stimulating source is with continuous current mode, discontinuous current mode or critical flow
Continuous current-mode works.
In some embodiments of the utility model, magnetostrictive member 220 may include magnetostrictive Metal and Alloy,
Ferrite magnetostriction materials, rare earth intermetallic compound magnetostriction materials etc..In a specific implementation of the utility model
In example, magnetostrictive member 220 can be rare earth intermetallic compound, such as TbFe2, DyFe2, SmFe2 etc..Due to these materials
Magnetostriction coefficient it is very big, the response time of magnetostrictive effect is short, so that the pot body ontology 100 of the utility model
There can be very strong vibration frequency, materials abstraction, emulsification, water suction can be effectively facilitated in cooking, improve cooking speed, subtract
The nutritive loss for cooking material less, improves cooking quality.
In some embodiments of the utility model, the method for preparing magnetostrictive member 220 has very much, such as pressure difference
Method, alloy melt consecutive solidification method, czochralski method etc..It, can be directly from mangneto in a specific embodiment of the utility model
The magnetostrictive member 220 with various cross sectional shapes is drawn out in the melt of extensible member 220.Thus, it is possible to which this reality is quickly made
With the novel magnetostrictive member.
In a specific embodiment of the utility model, magnetostrictive member 220 can be closed by Tb0.3Dy0.7Fe1.95
Gold is made.Utility model people discovery, the coefficient of strain λ of the magnetostrictive member 220 made of Tb0.3Dy0.7Fe1.95 alloy reach
800~1200 × 10-6(500~1000Oe, 0~5MPa), saturation magnetostriction constant is up to 1200~1500 × 10-6, Ju Liwen
Degree up to 380~420 DEG C, the magnetomechanical coefficient of coup up to 0.7~0.75, energy conversion efficiency up to 50~59%, energy density up to 14~
25KJ/m3, compression strength is not less than 700MPa, and resistivity is up to 60 × 10-8Ω m, density reach 9.25g/cm3, thus arranged
Pot body ontology stationary vibration can be driven in the lower section of pot body ontology, and the vibration of pot body ontology can accelerate materials abstraction, cream
Change, water suction, improve cooking speed, reduce the nutritive loss of culinary art material, improves cooking quality.
One embodiment according to the present utility model, pot body ontology 100 can be metal pan, ceramic pan, casserole or olla,
This those skilled in the art can be selected according to actual needs.
In some embodiments of the utility model, cooking apparatus is heated using IH heating method.Since IH is heated
The bottom that (such as electromagnetic induction heating) does not need pot body ontology is in contact with coil panel, it is possible to effectively avoid the mistake in vibration
The effect that the bottom of pot body ontology and heating element cause heat to be transmitted due to poor contact in journey is bad.
In some embodiments of the utility model, cooking apparatus further includes foot pad (such as silica gel foot pad), to avoid pot
The vibration and noise of body ontology is transmitted downwards, to reduce the influence to platform (such as desk, hearth).
According to the magnetostriction exciting bank of the cooking apparatus of the utility model embodiment, by coil stimulating source to excitation
Coil carries out current excitation so that excitation coil provides amplitude changing magnetic field, and be superimposed to the unidirectional magnetic field that is formed in inner cavity with
Total magnetic field is formed, magnetostrictive member drives pot body ontology to be vibrated under the action of total magnetic field, so as in cooking process
Middle promotion materials abstraction, emulsification, water suction promote mouthfeel, and due to being single so that the nutritional ingredient of material obtains depth extraction
Superposition to magnetic field and variation magnetic field, therefore can effectively change the amplitude in magnetic field, so that the flexible width of magnetostrictive member
Degree is controllable, so that the vibration of pot body ontology is controllable, culinary art effect is controllable, and compared to iron plate mode of vibration is used, does not have
There is the mechanical fatigue of vibrating reed, and without providing an oscillation space.
In another aspect of the utility model, the utility model proposes a kind of cooking apparatus.According to the utility model
Embodiment, which may include pot body ontology and above-mentioned magnetostriction exciting bank.Utility model people discovery, should
Cooking apparatus provides amplitude changing magnetic field by using above-mentioned magnetostriction exciting bank, by excitation coil, and is superimposed
The unidirectional magnetic field formed into inner cavity is to form total magnetic field, so that magnetostrictive member drives pot body ontology under the action of total magnetic field
It is vibrated, so as to promote materials abstraction, emulsification, water suction during the cooking process, so that the nutritional ingredient of material obtains depth
Degree extraction, promotes mouthfeel, and due to being the superposition of unidirectional magnetic field and variation magnetic field, can effectively change the width in magnetic field
Degree, so that the flexible amplitude-controllable of magnetostrictive member, so that the vibration of pot body ontology is controllable, culinary art effect is controllable,
And compared to iron plate mode of vibration is used, without the mechanical fatigue of vibrating reed, and without providing an oscillation space.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with
It can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field
Technical staff can by the feature of different embodiments or examples described in this specification and different embodiments or examples into
Row combination and combination.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model
Inside it can make changes, modifications, alterations, and variations to the above described embodiments.
Claims (12)
1. a kind of magnetostriction exciting bank of cooking apparatus, which is characterized in that the cooking apparatus includes pot body ontology, described
Magnetostriction exciting bank corresponds to the pot body ontology setting, and the magnetostriction exciting bank includes:
Magnet, the magnet limit inner cavity, and inner cavity pot body ontology direction relatively has opening；
Magnetostrictive member, the magnetostrictive member are located in the inner cavity, and are close to the pot body ontology by the opening and set
It sets；
Excitation coil, the excitation coil are located in the inner cavity, and are arranged around the magnetostrictive member；
Coil stimulating source, the coil stimulating source is by carrying out current excitation so that the excitation coil mentions to the excitation coil
For amplitude changing magnetic field, and the unidirectional magnetic field formed in the inner cavity is superimposed to form total magnetic field, the magnetostrictive member
The pot body ontology is driven to be vibrated under the action of the total magnetic field.
2. the magnetostriction exciting bank of cooking apparatus as described in claim 1, which is characterized in that the magnetostrictive member system
At rodlike.
3. the magnetostriction exciting bank of cooking apparatus as described in claim 1, which is characterized in that the magnetostriction excitation
Device and the pot body ontology coaxial inner conductor are arranged.
4. the magnetostriction exciting bank of cooking apparatus as described in claim 1, which is characterized in that the magnetostriction excitation
Device is five, wherein one is arranged with the pot body ontology coaxial inner conductor, and remaining four along one circumferential equidistant
Setting.
5. such as the magnetostriction exciting bank of cooking apparatus of any of claims 1-4, which is characterized in that the line
Circle driving source is worked with continuous current mode, discontinuous current mode or critical continuous mode current-mode.
6. the magnetostriction exciting bank of cooking apparatus as claimed in claim 5, which is characterized in that the coil stimulating source packet
Include DC source of energization, switching tube, protection diode, rectifier diode and storage capacitor, wherein the anode of the protection diode
Be connected to the DC source of energization after being connected with one end of the excitation coil, the other end of the excitation coil respectively with it is described
The collector of switching tube is connected with the anode of the rectifier diode, the cathode of the rectifier diode and the protection diode
Cathode be connected after be connected with one end of the storage capacitor, the other end of the storage capacitor is grounded, the hair of the switching tube
Emitter grounding, the coil stimulating source provide width by controlling the turn-on and turn-off of the switching tube to control the excitation coil
Spend changing magnetic field.
7. the magnetostriction exciting bank of cooking apparatus as described in claim 1, which is characterized in that the magnetostrictive member by
Tb0.3Dy0.7Fe1.95 alloy is made.
8. the magnetostriction exciting bank of cooking apparatus as described in claim 1, which is characterized in that the pot body ontology is gold
Belong to pot, ceramic pan, casserole or olla.
9. the magnetostriction exciting bank of cooking apparatus as described in claim 1, which is characterized in that the magnet is by soft magnetism material
Material is made.
10. the magnetostriction exciting bank of cooking apparatus as described in claim 1, which is characterized in that the cooking apparatus is adopted
It is heated with IH heating method.
11. the magnetostriction exciting bank of cooking apparatus as described in claim 1, which is characterized in that the cooking apparatus is also
Including foot pad.
12. a kind of cooking apparatus, which is characterized in that the mangneto including cooking apparatus such as of any of claims 1-11
Flexible exciting bank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721247238.XU CN208259581U (en) | 2017-09-25 | 2017-09-25 | Cooking apparatus and its magnetostriction exciting bank |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721247238.XU CN208259581U (en) | 2017-09-25 | 2017-09-25 | Cooking apparatus and its magnetostriction exciting bank |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109549451A (en) * | 2017-09-25 | 2019-04-02 | 佛山市顺德区美的电热电器制造有限公司 | Cooking apparatus and its magnetostriction exciting bank |
| CN112129431A (en) * | 2020-09-11 | 2020-12-25 | 合肥工业大学 | PVDF sensor array structure based on wrist and performance testing device thereof |
-
2017
- 2017-09-25 CN CN201721247238.XU patent/CN208259581U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109549451A (en) * | 2017-09-25 | 2019-04-02 | 佛山市顺德区美的电热电器制造有限公司 | Cooking apparatus and its magnetostriction exciting bank |
| CN109549451B (en) * | 2017-09-25 | 2021-03-19 | 佛山市顺德区美的电热电器制造有限公司 | Cooking utensil and magnetostrictive excitation device thereof |
| CN112129431A (en) * | 2020-09-11 | 2020-12-25 | 合肥工业大学 | PVDF sensor array structure based on wrist and performance testing device thereof |
| CN112129431B (en) * | 2020-09-11 | 2022-04-05 | 合肥工业大学 | PVDF sensor array structure based on wrist and performance testing device thereof |
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