CN106923686A - It is suitable to the pot cover of Electromagnetic Heating and the electric cooker with it - Google Patents
It is suitable to the pot cover of Electromagnetic Heating and the electric cooker with it Download PDFInfo
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- CN106923686A CN106923686A CN201511034797.8A CN201511034797A CN106923686A CN 106923686 A CN106923686 A CN 106923686A CN 201511034797 A CN201511034797 A CN 201511034797A CN 106923686 A CN106923686 A CN 106923686A
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- magnetic layer
- conductive
- layer
- conductive layer
- pot cover
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/06—Lids or covers for cooking-vessels
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
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- Food Science & Technology (AREA)
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Abstract
It is suitable to the pot cover of Electromagnetic Heating and electric cooker with it the invention discloses a kind of, the pot cover for being suitable to Electromagnetic Heating includes：Insulation cover plate, magnetic layer and conductive layer.The magnetic layer is located on the insulation cover plate, and the magnetic layer is along the circumferentially extending of the insulation cover plate；The conductive layer is located on the insulation cover plate, and the conductive layer concatenates to form loop with the magnetic layer.It is of the invention to be suitable to the pot cover of Electromagnetic Heating, as a result of the magnetic layer and conductive layer of concatenation, therefore, when sensing produces electric current, electric current will circulate along magnetic layer and conductive layer.In other words, heat can be produced by conductive layer and magnetic layer, the position of conductive layer and magnetic layer can be arranged as required to, such that it is able to realize the heating to precalculated position, in the case of reasonable Arrangement magnetic layer and conductive layer, can also suitably expand the heating region of pot cover.
Description
Technical field
It is more particularly to a kind of to be suitable to the pot cover of Electromagnetic Heating and the electric meal with it the present invention relates to household electrical appliance technical field
Pot.
Background technology
In correlation technique, high-end electric cooker will also tend to set heating element heater on upper lid to realize three-dimensional heating, so that
Lid is generated heat, solve the problems, such as that upper strata rice surface is heated deficiency.IH electromagnetic induction technology is due to quickly easily-controllable etc. excellent
Point, is widely used in upper lid auxiliary heating.However, in order that whole upper lid consistent heat generation, generally requires on entirely
The heating coil arranged on a large scale for sensing is covered, but because the space of upper lid is limited, upper lid there is provision of steam (vapor) outlet
With the spilling of reply thin rice gruel, would have to do seal approach on a large scale for large-scale load coil, so that on
The structure of lid becomes complicated, cost increase.
The content of the invention
It is contemplated that at least solving one of technical problem in correlation technique to a certain extent.Therefore, first party of the present invention
Face is that proposition is a kind of is suitable to the pot cover of Electromagnetic Heating, can to a certain extent expand heating region.
Second aspect present invention is to propose a kind of electric cooker, and the electric cooker is provided with and above-mentioned is suitable to the pot cover of Electromagnetic Heating.
It is according to embodiments of the present invention to be suitable to the pot cover of Electromagnetic Heating, including：Insulation cover plate, magnetic layer and conductive layer.It is described
Magnetic layer is located on the insulation cover plate, and the magnetic layer is along the circumferentially extending of the insulation cover plate；The conductive layer is located at
On the insulation cover plate, and the conductive layer concatenates to form loop with the magnetic layer.
According to embodiments of the present invention is suitable to the pot cover of Electromagnetic Heating, as a result of the magnetic layer and conductive layer of concatenation, therefore,
When sensing produces electric current, electric current will circulate along magnetic layer and conductive layer.In other words, can by conductive layer and magnetic layer
To produce heat, the position of conductive layer and magnetic layer can be arranged as required to, such that it is able to realize the heating to precalculated position,
In the case of reasonable Arrangement magnetic layer and conductive layer, can also suitably expand the heating region of pot cover.
In addition, the pot cover for being suitable to Electromagnetic Heating according to the above embodiment of the present invention can also have following additional technical characteristic：
According to one embodiment of present invention, the conductive layer includes the first conductive segment spaced apart from each other and the second conductive segment, institute
The first conductive segment, second conductive segment and the magnetic layer is stated to be serially connected to form loop.
Further, one end of first conductive segment is connected and round towards away from the magnetic conduction with one end of the magnetic layer
The direction of layer extends, and one end of second conductive segment is connected with the other end of the magnetic layer and court leads away from described round
The direction of magnetosphere extends, and the other end of first conductive segment is connected with the other end of second conductive segment.
Further, first conductive segment and second conductive segment are respectively positioned on the outside of the magnetic layer, and described first leads
Electric section includes arranged for interval and the multiple first arc conductive bars being sequentially connected in series from inside to outside, and second conductive segment is included by interior
To outer arranged for interval and multiple second arc conductive bars for being sequentially connected in series, positioned at most a first arc conductive bar of inner side and institute
Magnetic layer is stated to be connected, and a second arc conductive bar positioned at most inner side is connected with the magnetic layer, positioned at outermost the
One arc conductive bar is connected with positioned at outermost second arc conductive bar.
Further, the first arc conductive bar, the second arc conductive bar and the magnetic layer are concentric circles arc
Shape.
According to one embodiment of present invention, the conductive layer is located at the outside of the magnetic layer, and the conductive layer includes phase
The multiple helical rings being mutually spaced apart, each described helical ring is extended spirally from inside to outside along the circumference of the insulation cover plate, many
Individual helical ring spiral in the same direction and nested setting, multiple helical rings series connection.
According to one embodiment of present invention, the magnetic layer is tool annular jaggy, the conductive layer and the magnetic layer
The two ends of indentation, there are connected to form loop.
Further, the insulation cover plate is provided with the sensing heating layer on the inside of the magnetic layer.
Alternatively, the magnetic layer is in tool annular jaggy, and symmetry axis pair of the conductive layer on the magnetic layer
Claim.
Some embodiments of the invention, the magnetic layer is located at the middle part of the insulation cover plate, and the conductive layer and institute
Magnetic layer is stated to be connected and to all edges of outer covering to the insulation cover plate.
Further, the week of the insulation cover plate is along having a turn-up portion, and the conductive layer cover to the neighbouring turn-up portion or
The conductive layer is covered to the turn-up portion.
Some embodiments of the invention, the width of the width more than the conductive layer of the magnetic layer.
Some embodiments of the invention, the conductive layer is resistance magnetic conductance electric layer, and the insulation cover plate is the pottery of bottom-open
Porcelain cover plate.
Some embodiments of the invention, the conductive layer is in bending banding and covers the bottom wall of the insulation cover plate.
Further, at least one of the conductive layer and the magnetic layer include multiple, each described conductive layer with extremely
A few magnetic layer concatenates to form loop, and each described magnetic layer concatenates to be formed back with conductive layer described at least one
Road.
Advantageously, the conductive layer includes multiple, concatenates to form loop with the magnetic layer after multiple conductive layer parallel connections.
Further, the magnetic layer is connected to be formed back after including multiple, and multiple magnetic layer parallel connections with the conductive layer
Road.
Advantageously, the magnetic layer includes separate multiple, and the conductive layer includes separate and led with described in multiple
Magnetosphere is multiple correspondingly, and each described conductive layer concatenates to form loop with the corresponding magnetic layer.
In some embodiments of the invention, the total length of the conductive layer is more than magnetic layer length circumferentially.
The electric cooker of embodiment according to a second aspect of the present invention, including：Cooker body, lid and induction coil.In having in the cooker body
Pot；The lid is being opened or may move between closing the position of the interior pot, and the lid includes pot cover and steam valve, institute
It is pot cover described above to state pot cover；The induction coil is corresponding with the magnetic layer on the pot cover, and the induction coil is remote
Set from the steam valve.
Brief description of the drawings
Fig. 1 is the schematic diagram for being suitable to the pot cover of Electromagnetic Heating of one embodiment of the invention.
Fig. 2 is the schematic diagram for being suitable to the pot cover of Electromagnetic Heating of another embodiment of the present invention.
Reference：
Pot cover 100, insulation cover plate 11, sensing heating layer 111, turn-up portion 112, magnetic layer 12, one end 121 of magnetic layer,
The other end 122 of magnetic layer, breach 123, conductive layer 13, the first conductive segment 131, the second conductive segment 132, the first arc
Conductive bar 137, the second arc conductive bar 138.
Specific embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein identical from start to finish
Or similar label represents same or similar element or the element with same or like function.Retouched below with reference to accompanying drawing
The embodiment stated is exemplary, it is intended to for explaining the present invention, and be not considered as limiting the invention.
Described in detail with reference to Fig. 1 and Fig. 2 and according to embodiments of the present invention be suitable to the pot cover 100 of Electromagnetic Heating.
Reference picture 1, it is according to embodiments of the present invention to be suitable to the pot cover 100 of Electromagnetic Heating, including：Insulation cover plate 11, magnetic layer
12 and conductive layer 13.
Specifically, magnetic layer 12 can be located on insulation cover plate 11, and magnetic layer 12 can be along the week of insulation cover plate 11
To extension.Conductive layer 13 can be located on insulation cover plate 11, and conductive layer 13 can concatenate to form loop with magnetic layer 12.
Thus, it is possible to pass through magnetic layer 12 and conductive layer 13 is heated to pot cover 100 jointly, such that it is able to a certain extent
Expand the heating region of pot cover 100.
In the cooking apparatus with the pot cover 100, induction coil can be made relative with the magnetic layer 12 on pot cover 100, because
This, induction coil in galvanization, alternating current by induced field will be produced after magnetic layer 12, positioned at the sense of alternation
Answering the magnetic layer 12 in magnetic field will produce induction field, and because conductive layer 13 is concatenated with magnetic layer 12, magnetic layer 12 is produced
Raw induction field will produce electric current in the magnetic layer 12 of series connection and conductive layer 13, and function of current generation heat can be right
Pot cover 100 is heated.
Wherein, it will be appreciated by persons skilled in the art that induction coil alleged by the present invention is relative with magnetic layer 12 (or right
Should) refer to：When induction coil is powered, the induced field that induction coil is produced will cover at least a portion of magnetic layer 12.
In addition, the coverage of the induction coil alleged by the present invention refers to：When induction coil is powered, the sense that induction coil is produced
Answer the coverage in magnetic field；Or the effective coverage range of the induced field of induction coil generation, that is to say, that in sensing
In the coverage of coil, the induced field that induction coil is produced is stronger, can be produced on magnetic layer 12 by induced field
Appropriate induced electromotive force is heated with forming induction field to pot cover.For example, the induction coil covering alleged by the present invention is entirely led
Magnetosphere 12 refers to that the induced field that induction coil is produced covers whole magnetic layer 12.
According to embodiments of the present invention is suitable to the pot cover 100 of Electromagnetic Heating, as a result of the magnetic layer 12 and conductive layer of concatenation
13, therefore, when sensing produces electric current, electric current will circulate along magnetic layer 12 and conductive layer 13.In other words, pass through
Conductive layer 13 and magnetic layer 12 can produce heat, can be arranged as required to the position of conductive layer 13 and magnetic layer 12,
Such that it is able to realize the heating to precalculated position, in the case of reasonable Arrangement magnetic layer 12 and conductive layer 13, can also fit
When the heating region for expanding pot cover 100.
In addition, one of ordinary skill in the art will appreciate that magnetic layer 12 and conductive layer 13 can be produced by electric current
Heat amount, and identical or different material can be used according to actually used conductive layer 13 and magnetic layer 12.For example, leading
Magnetosphere 12 can be made of iron, and conductive layer 13 can be made of materials such as iron, aluminium, copper.
In order to improve the dense degree of conductive layer 13, conductive layer 13 can be set using roundabout, spiral or other manner.
For example, conductive layer 13 can be arranged to the week from insulation cover plate 11 along the middle part for extending inward into conductive layer 13 round,
And the two ends of conductive layer 13 can be respectively with magnetic layer 12 two ends be connected.Some implementations of the present invention are described with reference to the accompanying drawings
The conductive layer 13 of example.
A specific embodiment of the invention, reference picture 1, conductive layer 13 can include the first conductive segment spaced apart from each other
131 and second conductive segment 132, the first conductive segment 131, the second conductive segment 132 and magnetic layer 12 can be serially connected to be formed
Loop.Thus, electric current can flow through the loop that conductive layer 13 and magnetic layer 12 are formed, such that it is able to produce heat with to pot
Lid 100 is heated.
In addition, conductive layer 13 can also be other shapes such as " Z " font, " returning " font etc., as long as ensure that loop
Pot cover 100 can be covered.
As shown in figure 1, one end 133 of the first conductive segment 131 can be connected and court round with one end 121 of magnetic layer 12
Direction away from magnetic layer 12 extends, and one end 134 of the second conductive segment 132 can be with the phase of the other end 122 of magnetic layer 12
Even and round extend towards the direction away from magnetic layer 12, the other end 135 of the first conductive segment 131 can be with the second conductive segment
132 other end 136 is connected.Thus, it is possible to a loop for closure is formed between conductive layer 13 and magnetic layer 12,
Such that it is able to be heated to pot cover 100.
Further, reference picture 1, the first conductive segment 131 and the second conductive segment 132 can be respectively positioned on the outside of magnetic layer 12
(for example, in Fig. 1 away from pot cover 100 center line side), the first conductive segment 131 can include be spaced cloth from inside to outside
The multiple first arc conductive bars 137 put and be sequentially connected in series, the second conductive segment 132 can include from inside to outside arranged for interval and
The multiple second arc conductive bars 138 being sequentially connected in series, positioned at most inner side (for example, adjacent to the center line of pot cover 100 in Fig. 1
Side) a first arc conductive bar 137 can be connected with magnetic layer 12, and positioned at most inner side second arc
Conductive bar 138 can be connected with magnetic layer 12, positioned at outermost first arc conductive bar 137 can with positioned at outermost
Second arc conductive bar 138 is connected.Thus, it is possible to cause pot cover 100 while the heating region for expanding pot cover 100
It is uniformly heated.
Further, the first arc conductive bar 137, the second arc conductive bar 138 and magnetic layer 12 can be isocentric circular arc
Shape.Thus, it is possible to so that pot cover 100 is easily fabricated, it may also be ensured that the being heated evenly property of pot cover 100.
Certainly, the first arc conductive bar 137, the second arc conductive bar 138 and magnetic layer 12 can also be other shapes,
Such as nested rectangle, ellipse for setting etc..The present invention to the first arc conductive bar 137, the second arc conductive bar 138 with
And the shape of magnetic layer 12 is not especially limited, Sexual behavior mode can be as needed adapted in practical application.
As shown in figure 1, in some embodiments of the invention, conductive layer 13 can be located at magnetic layer 12 outside (for example,
In Fig. 1 away from pot cover 100 center line side), and conductive layer 13 can include spaced multiple helical rings,
Each helical ring can from inside to outside be extended spirally along the circumference of insulation cover plate 11, and multiple helical rings can spiral and embedding in the same direction
Set is set, and multiple helical rings can connect.Thus, equivalent in the case of without the length for changing single helical ring, increase
The number of turns of helical ring is added so that interior the bottom of a pan wall is uniformly heated.
In addition, the number of helical ring can be two, three, four or five etc., certainly, this multiple helical ring can also
It is parallel with one another or be serially connected.
Preferably, multiple helical rings can connect, thus, it is easy to which electric current passes through so that the electric current everywhere of conductive layer 13 is big
Body phase is same, and the power everywhere such that it is able to ensure conductive layer 13 is consistent, facilitates being uniformly distributed for heat.
Specifically, in one particular embodiment of the present invention, helical ring is two, two helical rings respectively with magnetic layer
12 two ends are connected, and two helical rings extend spirally insulation cover plate 11 from inside to outside along the circumference of insulation cover plate 11
All edges, in addition, the outer end of the two helical rings can link together.
Reference picture 1, magnetic layer 12 can be the annular with breach 123, the two ends phase of conductive layer 13 and magnetic layer indentation, there
Company can form loop.Thus, it is possible to for the heating of pot cover 100 provides advantage, permeability magnetic material, drop can also be saved
Low cost.
Further, as shown in figure 1, can be provided with insulation cover plate 11 positioned at the inner side of magnetic layer 12 (for example, in Fig. 1
The side of the neighbouring center line of insulation cover plate 11) sensing heating layer 111.Thus, it is possible to be realized by sensing heating layer 111
The heating of the bottom central zones of internal pot 100.
Specifically, magnetic layer 12 can be the region to form induced electromotive force, and the border circular areas in the middle of magnetic layer 12 are sensing
Zone of heating 111, the area of magnetic stove heat coil will at least cover the induced electromotive force area of magnetic layer 12.So, when pot
When lid 100 is used to be heated on magnetic stove, sensing heating layer 111 can sense heating, and magnetic layer 12 produces induced electromotive force
Part can be generated heat by being connected with conductive layer 13.Thus, it is possible to expand the heating region of pot cover 100.
With reference to Fig. 1, conductive layer 13 and magnetic layer 12 can be axisymmetric shape, and conductive layer 13 and magnetic layer 12 is right
Claiming axle can overlap.
Specifically, reference picture 1, magnetic layer 12 can be in the annular with breach 123, and conductive layer 13 can be on leading
The symmetrical axial symmetry of magnetosphere 12.Thus, it is possible to so that distribution of the heat on pot cover 100 is more uniform.
For example, in the example of fig. 1, the two ends of magnetic layer 12 are (for example, one end 121 of magnetic layer 12 and another in Fig. 1
One end 122) can be connected with conductive layer 13 respectively.So, can cause that magnetic layer 12 is a continual entirety,
Thus, it is possible to form a curve loop for closure on pot cover 100, and then the uniform heating to pot cover 100 can be realized.
Some embodiments of the invention, reference picture 1, magnetic layer 12 may be located at the middle part of insulation cover plate 11, and conductive
Layer 13 can be connected and to all edges of outer covering to insulation cover plate 11 with magnetic layer 12.Thus, not only can be by magnetic layer
12 realize the heating to the middle part of insulation cover plate 11, can also be realized to all edges of insulation cover plate 11 by conductive layer 13
Heat, and conductive layer 13 is connected with magnetic layer 12, can so expand the heating region of pot cover 100.
Preferably, with reference to Fig. 1, insulation cover plate 11 week along can have turn-up portion 112, and conductive layer 13 can cover to
Neighbouring turn-up portion 112 or conductive layer 13 are covered to turn-up portion 112.So can to a certain extent expand conductive layer 13
Overlay area, such that it is able to expand the heating region of pot cover 100.
In addition, conductive layer 13 can be covered to neighbouring turn-up portion 112 or conductive layer 13 and being covered and should be managed to turn-up portion 112
Xie Wei：At least a portion on insulation cover plate 11 may be located in the coverage of conductive layer 13.Because conductive layer 13 can be with
It is each section of form for separating, therefore, the coverage of conductive layer 13 should include that being spaced apart for each section of conductive layer 13 is formed
Gap.
Reference picture 1, the width of magnetic layer 12 can be more than the width of conductive layer 13.Thus, it is possible to enable pot cover 100
Thermally equivalent.
Alternatively, conductive layer 13 can be resistance magnetic conductance electric layer, and insulation cover plate 11 can be the ceramic cover plate of bottom-open.
Preferably, conductive layer 13 can make the not magnetic conduction as much as possible of conductive layer 13 for resistance magnetic conductance electric layer.So conductive layer 13 with
Just it is difficult to form magnetic disturbance between magnetic layer 12, such that it is able to ensure to pot cover 100 plus heat availability.
In addition, insulation cover plate 11 can be the ceramic cover plate of bottom-open.Thus, it is possible to so that insulation cover plate 11 have compared with
Good chemically and thermally stability.
Some embodiments of the invention, conductive layer 13 can be in bending banding and can cover the bottom wall of insulation cover plate 11.
Thus, equivalent to the length for extending conductive layer 13, be conducive to increasing the uniformity for heating.
In some embodiments of the invention, at least one of conductive layer 13 and magnetic layer 12 include multiple, and each is conductive
Layer 13 is concatenated to form loop with least one magnetic layer 12, and each magnetic layer 12 is gone here and there with least one conductive layer 13
Connect to form loop.Further improve the uniformity of heating.
Further, conductive layer 13 can include multiple, can will concatenate shape with magnetic layer 12 after the parallel connection of multiple conductive layers 13
Into loop；Magnetic layer 12 can also include multiple, can be formed back being connected with conductive layer 13 after the parallel connection of multiple magnetic layers 12
Road；Can also be that conductive layer 13 and magnetic layer 12 are multiple, by multiple conductive layers 13 are parallel with one another, multiple magnetic layers
12 is parallel with one another, and multiple conductive layers 13 in parallel and the concatenation of multiple magnetic layers 12 of parallel connection then are formed into loop.
In addition, magnetic layer 12 can include separate multiple, conductive layer 13 include it is separate and with multiple magnetic layers
12 is one-to-one multiple, and each conductive layer 13 forms loop with the concatenation of corresponding magnetic layer 12.So as to further carry
The uniformity of height heating.
Referring to Figures 1 and 2, the total length of conductive layer 13 is more than the length circumferentially of magnetic layer 12.Thus, it is possible to increase
The heating surface area of big insulation cover plate 11 so that heat can be concentrated on insulation cover plate 11, such that it is able to a certain extent
Ensure the uniformity being heated.The electric cooker of embodiment according to a second aspect of the present invention, including：Cooker body, lid and induction coil.
There is interior pot in cooker body.Lid may move in opening or closing between the position of pot, and lid can include pot cover and steam valve,
Pot cover can be above-mentioned pot cover 100.Induction coil can be corresponding with the magnetic layer 12 on pot cover 100, and induction coil can
Set with away from steam valve.
For example, heating coil (or induction coil) can be made in being sealed away from steam valve end, water can be so reduced
Influence of the vapour to heating coil.
Certainly, in other embodiments of the invention, it is also possible to which load coil is located at the chain of command away from pot cover 100
Plate end, can so reduce influence of the load coil to control panel.
Specifically, induced electromotive force area (region i.e. where magnetic layer 12), magnetic layer 12 can be provided with pot cover 100
Can be relative with coil, such that it is able to form high potential and low potential, magnetic layer 12 can be with the phase of spiral conductive layer 13
Company forms heating power loop, realizes not having phase with heating coil on pot cover 100 by controlling the position of spiral conductive layer 13
To position can also heat.Because if load coil is relative with the induced electromotive force area of the region of magnetic layer 12, institute
Can be made very small with the coverage of load coil, so be conducive to being connected up and close on the pot cover 100 of the confined space
Envelope, such that it is able to realize the uniform heating to pot cover 100.
Alternatively, the form in the induced electromotive force area of magnetic layer 12 can be using the method for Fig. 1 or Fig. 2.It should be noted that
For the method shown in Fig. 2 bigger (preferably greater than center of circle O, such as dotted line institute in Fig. 2 is obtained, it is necessary to breach is opened
Show), otherwise electric current can directly flow without conductive layer 13 in the induced electromotive force area where magnetic layer 12.
Preferred scheme, reference picture 1, the preferably not magnetic conduction of conductive layer 13 can be provided with insulation cover plate 11 near center
The ring-type magnetic layer 12 of one jagged 123, equally distributed conductive layer 13, conduction are wrapped around in magnetic layer 12
Layer 13 can be connected with the two ends of magnetic layer 12, and the position relative to magnetic layer 12 on pot cover 100 can be provided with sensing
Coil.Other parts can not set induction coil, thus, it is possible to closed-loop path is formed on pot cover 100, such that it is able to
Expand the heating region of pot cover 100 to a certain extent.
It is understood that insulation cover plate 11 can be ceramic cover plate.Certainly, insulation cover plate 11 can also be by other materials
Such as aluminium or stainless steel etc. are made.When insulation cover plate 11 is, it is necessary in insulation cover plate 11 when the materials such as aluminium or stainless steel are made
Outer surface composite insulation layer.Magnetic layer 12 can be made of permeability magnetic materials such as copper, aluminium, iron or stainless steels.Magnetic layer
12 complex method can be that for example spraying, stickup or plating etc. are various, as long as finally can be in the outer surface of insulation cover plate 11
Form solid and reliable magnetic layer 12.
It should be noted that the above embodiment of the present invention is suitable to be described as a example by the pot cover 100 of Electromagnetic Heating.When
So, interior pot 100 of the present invention can be used for other cookers such as electric pressure cooking saucepan, electromagnetic oven etc., as long as using electricity
The cooking apparatus of magnetic principle of heating falls within protection scope of the present invention.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ",
" outward ", the orientation or position relationship of the instruction such as " clockwise ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " be based on
Orientation shown in the drawings or position relationship, are for only for ease of and describe of the invention and simplify description, rather than instruction or hint institute
The device or element of finger must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this hair
Bright limitation.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, " first " is defined, the feature of " second " can be expressed
Or implicitly include at least one this feature.In the description of the invention, " multiple " is meant that at least two, such as two
It is individual, three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation "
Should be interpreted broadly Deng term, for example, it may be fixedly connected, or be detachably connected, or integrally；Can be
Mechanically connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can be two
The connection of individual element internal or two interaction relationships of element, unless otherwise clearly restriction.It is common for this area
For technical staff, above-mentioned term concrete meaning in the present invention can be as the case may be understood.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can
Being the first and second feature directly contacts, or the first and second features pass through intermediary mediate contact.And, the
One feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or
Oblique upper, or fisrt feature level height is merely representative of higher than second feature.Fisrt feature second feature " under ",
" lower section " and " below " can be fisrt feature immediately below second feature or obliquely downward, or to be merely representative of first special
Level height is levied less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. mean to combine the specific features of the embodiment or example description, structure, material or
Feature is contained at least one embodiment of the invention or example.In this manual, to the schematic representation of above-mentioned term
Necessarily it is directed to identical embodiment or example.And, the specific features of description, structure, material or feature can be with
Combined in an appropriate manner in any one or more embodiments or example.Additionally, in the case of not conflicting, ability
The technical staff in domain can enter the feature of the different embodiments or example described in this specification and different embodiments or example
Row is combined and combined.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment be it is exemplary,
It is not considered as limiting the invention, one of ordinary skill in the art within the scope of the invention can be to above-described embodiment
It is changed, changes, replacing and modification.
Claims (19)
1. it is a kind of to be suitable to the pot cover of Electromagnetic Heating, it is characterised in that including：
Insulation cover plate；
Magnetic layer, the magnetic layer is located on the insulation cover plate, and the magnetic layer is along the circumferentially extending of the insulation cover plate；
Conductive layer, the conductive layer is located on the insulation cover plate, and the conductive layer concatenates to form loop with the magnetic layer.
2. it is according to claim 1 to be suitable to the pot cover of Electromagnetic Heating, it is characterised in that the conductive layer include mutually every
The first conductive segment and the second conductive segment opened, first conductive segment, second conductive segment and the magnetic layer are serially connected
Form loop.
3. it is according to claim 2 to be suitable to the pot cover of Electromagnetic Heating, it is characterised in that one end of first conductive segment
It is connected with one end of the magnetic layer and round towards the direction extension away from the magnetic layer, one end of second conductive segment
Be connected with the other end of the magnetic layer and round towards away from the magnetic layer direction extend, first conductive segment it is another
One end is connected with the other end of second conductive segment.
4. it is according to claim 3 to be suitable to the pot cover of Electromagnetic Heating, it is characterised in that first conductive segment and described
Second conductive segment is respectively positioned on the outside of the magnetic layer, and first conductive segment includes arranged for interval from inside to outside and is sequentially connected in series
Multiple first arc conductive bars, second conductive segment includes arranged for interval and multiple second arcs being sequentially connected in series from inside to outside
Shape conductive bar, a first arc conductive bar positioned at most inner side is connected with the magnetic layer, and one on the inside of most the
Two arc conductive bars are connected with the magnetic layer, positioned at outermost first arc conductive bar and positioned at outermost second arc
Conductive bar is connected.
5. it is according to claim 4 to be suitable to the pot cover of Electromagnetic Heating, it is characterised in that the first arc conductive bar,
The second arc conductive bar and the magnetic layer are isocentric circular arc shape.
6. it is according to claim 1 to be suitable to the pot cover of Electromagnetic Heating, it is characterised in that the conductive layer is located at described leading
The outside of magnetosphere, and the conductive layer includes spaced multiple helical rings, each described helical ring is along the insulation
The circumference of cover plate is extended spirally from inside to outside, multiple helical ring spirals in the same direction and it is nested set, multiple helical ring strings
Connection.
7. it is according to claim 1 to be suitable to the pot cover of Electromagnetic Heating, it is characterised in that the magnetic layer is with breach
Annular, the conductive layer is connected to form loop with the two ends of the magnetic layer indentation, there.
8. it is according to claim 7 to be suitable to the pot cover of Electromagnetic Heating, it is characterised in that the magnetic layer is in breach
Annular, and symmetrical axial symmetry of the conductive layer on the magnetic layer.
9. the pot cover of Electromagnetic Heating is suitable to according to any one of claim 1-8, it is characterised in that the magnetic layer
It is connected with the magnetic layer and to outer covering to the insulation cover plate positioned at the middle part of the insulation cover plate, and the conductive layer
All edges.
10. it is according to claim 9 to be suitable to the pot cover of Electromagnetic Heating, it is characterised in that all edges of the insulation cover plate
Cover to the neighbouring turn-up portion or the conductive layer and cover to the turn-up portion with turn-up portion, and the conductive layer.
11. are suitable to the pot cover of Electromagnetic Heating according to any one of claim 1-8, it is characterised in that the magnetic conduction
Width of the width of layer more than the conductive layer.
12. are suitable to the pot cover of Electromagnetic Heating according to any one of claim 1-8, it is characterised in that the conduction
Layer is resistance magnetic conductance electric layer, and the insulation cover plate is the ceramic cover plate of bottom-open.
13. are suitable to the pot cover of Electromagnetic Heating according to any one of claim 1-8, it is characterised in that the conduction
Layer is in bending banding and covers the bottom wall of the insulation cover plate.
14. according to claim 13 are suitable to the interior pot of Electromagnetic Heating, it is characterised in that the conductive layer and described lead
At least one of magnetosphere includes multiple, and each described conductive layer concatenates to form loop with magnetic layer described at least one, and
Each described magnetic layer concatenates to form loop with conductive layer described at least one.
15. according to claim 14 are suitable to the interior pot of Electromagnetic Heating, it is characterised in that the conductive layer includes multiple,
Concatenate to form loop with the magnetic layer after multiple conductive layer parallel connections.
16. according to claim 14 are suitable to the interior pot of Electromagnetic Heating, it is characterised in that the magnetic layer includes multiple,
And be connected to form loop with the conductive layer after multiple magnetic layer parallel connections.
17. according to claim 14 are suitable to the interior pot of Electromagnetic Heating, it is characterised in that the magnetic layer includes mutual
Independent multiple, the conductive layer includes separate and multiple correspondingly with multiple magnetic layers, leads described in each
Electric layer concatenates to form loop with the corresponding magnetic layer.
18. are suitable to the interior pot of Electromagnetic Heating according to any one of claim 1-8, it is characterised in that the conduction
The total length of layer is more than magnetic layer length circumferentially.
A kind of 19. electric cookers, it is characterised in that including：
There is interior pot in cooker body, the cooker body；
Lid, the lid is being opened or may move between closing the position of the interior pot, and the lid includes pot cover and steam
Valve, the pot cover is the pot cover according to any one of claim 1-19；
Induction coil, the induction coil is corresponding with the magnetic layer on the pot cover, and the induction coil is away from the steam
Valve is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511034797.8A CN106923686B (en) | 2015-12-31 | 2015-12-31 | Pot cover suitable for electromagnetic heating and the electric cooker with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511034797.8A CN106923686B (en) | 2015-12-31 | 2015-12-31 | Pot cover suitable for electromagnetic heating and the electric cooker with it |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106923686A true CN106923686A (en) | 2017-07-07 |
| CN106923686B CN106923686B (en) | 2019-09-27 |
Family
ID=59444475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511034797.8A Active CN106923686B (en) | 2015-12-31 | 2015-12-31 | Pot cover suitable for electromagnetic heating and the electric cooker with it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106923686B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023178813A1 (en) * | 2022-03-25 | 2023-09-28 | 佛山市顺德区美的电热电器制造有限公司 | Pot cover assembly and cooking appliance |
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| CN1981680A (en) * | 2006-01-20 | 2007-06-20 | 株式会社宫尾 | Electromagnetic induction heating type electric cooker |
| CN202198413U (en) * | 2011-08-31 | 2012-04-25 | 珠海格力电器股份有限公司 | Electromagnetic-induction-heated electric rice cooker |
| CN203576313U (en) * | 2012-11-01 | 2014-05-07 | 虎牌热水瓶株式会社 | Electric cooker |
| CN203662579U (en) * | 2014-01-14 | 2014-06-25 | 浙江苏泊尔家电制造有限公司 | Cover for cooking device and cooking device |
| CN104365175A (en) * | 2012-04-26 | 2015-02-18 | 贝洱海拉温控系统公司 | Heating element |
| CN204427752U (en) * | 2015-02-13 | 2015-07-01 | 佛山市顺德区美的电热电器制造有限公司 | For pan and the electromagnetic heating cooking utensil of Electromagnetic Heating culinary art |
| CN205433389U (en) * | 2015-12-31 | 2016-08-10 | 佛山市顺德区美的电热电器制造有限公司 | Be suitable for electromagnetic heating's pot cover and have its electric rice cooker |
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2015
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1981680A (en) * | 2006-01-20 | 2007-06-20 | 株式会社宫尾 | Electromagnetic induction heating type electric cooker |
| CN202198413U (en) * | 2011-08-31 | 2012-04-25 | 珠海格力电器股份有限公司 | Electromagnetic-induction-heated electric rice cooker |
| CN104365175A (en) * | 2012-04-26 | 2015-02-18 | 贝洱海拉温控系统公司 | Heating element |
| CN203576313U (en) * | 2012-11-01 | 2014-05-07 | 虎牌热水瓶株式会社 | Electric cooker |
| CN203662579U (en) * | 2014-01-14 | 2014-06-25 | 浙江苏泊尔家电制造有限公司 | Cover for cooking device and cooking device |
| CN204427752U (en) * | 2015-02-13 | 2015-07-01 | 佛山市顺德区美的电热电器制造有限公司 | For pan and the electromagnetic heating cooking utensil of Electromagnetic Heating culinary art |
| CN205433389U (en) * | 2015-12-31 | 2016-08-10 | 佛山市顺德区美的电热电器制造有限公司 | Be suitable for electromagnetic heating's pot cover and have its electric rice cooker |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2023178813A1 (en) * | 2022-03-25 | 2023-09-28 | 佛山市顺德区美的电热电器制造有限公司 | Pot cover assembly and cooking appliance |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106923686B (en) | 2019-09-27 |
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