CN209435474U - Coil panel and electromagnetic cooking appliance - Google Patents
Coil panel and electromagnetic cooking appliance Download PDFInfo
- Publication number
- CN209435474U CN209435474U CN201821782401.7U CN201821782401U CN209435474U CN 209435474 U CN209435474 U CN 209435474U CN 201821782401 U CN201821782401 U CN 201821782401U CN 209435474 U CN209435474 U CN 209435474U
- Authority
- CN
- China
- Prior art keywords
- flange
- coil
- coil panel
- coil group
- magnetic bracket
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000010411 cooking Methods 0.000 title claims abstract description 18
- 230000005291 magnetic effect Effects 0.000 claims abstract description 205
- 238000001746 injection moulding Methods 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims description 47
- 238000009413 insulation Methods 0.000 claims description 15
- 125000004122 cyclic group Chemical group 0.000 claims description 5
- 230000007423 decrease Effects 0.000 claims description 4
- 239000006227 byproduct Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 45
- 238000010438 heat treatment Methods 0.000 abstract description 35
- 238000000465 moulding Methods 0.000 abstract description 12
- 239000004033 plastic Substances 0.000 abstract description 8
- 229920003023 plastic Polymers 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 239000000126 substance Substances 0.000 abstract description 7
- 230000005389 magnetism Effects 0.000 abstract description 6
- 230000006698 induction Effects 0.000 description 17
- 238000010586 diagram Methods 0.000 description 14
- 238000000034 method Methods 0.000 description 13
- 238000002360 preparation method Methods 0.000 description 12
- 238000009434 installation Methods 0.000 description 10
- 125000006850 spacer group Chemical group 0.000 description 10
- 230000008569 process Effects 0.000 description 9
- 239000000243 solution Substances 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 239000011324 bead Substances 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 230000014759 maintenance of location Effects 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- -1 polybutylene terephthalate Polymers 0.000 description 2
- 229920001707 polybutylene terephthalate Polymers 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004695 Polyether sulfone Substances 0.000 description 1
- 239000004697 Polyetherimide Substances 0.000 description 1
- 239000004734 Polyphenylene sulfide Substances 0.000 description 1
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 1
- 229910000828 alnico Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 1
- 230000005293 ferrimagnetic effect Effects 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000006249 magnetic particle Substances 0.000 description 1
- 229910001172 neodymium magnet Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229920006393 polyether sulfone Polymers 0.000 description 1
- 229920001601 polyetherimide Polymers 0.000 description 1
- 229920000069 polyphenylene sulfide Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229910000938 samarium–cobalt magnet Inorganic materials 0.000 description 1
Landscapes
- General Induction Heating (AREA)
Abstract
The utility model provides a coil panel and electromagnetic cooking utensil, this coil panel (100) including adopt magnetism support (10), insulating support (20) and coil assembly (30) of moulding plastics of magnetic substance and plastic substance injection moulding, coil assembly (30) set up on moulding magnetism support (10), insulating support (20) set up mould between magnetism support (10) and coil assembly (30); the plastic magnetic support (10) is provided with a first flanging (12), the end part of the first flanging (12) extends towards the upper surface of the coil assembly (30), the first flanging (12) surrounds the plastic magnetic support (10) to form a containing area, and the coil assembly (30) is coiled inside the containing area. The utility model discloses can simplify the structure of coil panel, reduce the manufacturing and the assembly degree of difficulty, prolong the life of coil panel, improve electromagnetic cooking utensil's heating efficiency to improve its heating effect.
Description
Technical field
The utility model relates to field of home appliance technology more particularly to a kind of coil panels and electromagnetic cooking appliance.
Background technique
Electromagnetic oven is a kind of common household electrical appliance, has many advantages, such as quick heating, the flames of anger, safe ready, by more
Come the favor and approval of more consumers.
Existing electromagnetic oven is internally provided with coil panel, and in electromagnetic oven heating, electric current passes through the coil in coil panel simultaneously
Magnetic field is generated, when the magnetic line of force in magnetic field passes through permeability magnetic material (such as irony) cookware, magnetic strength wire cutting generates vortex and and cookware
Collision friction heat is to achieve the purpose that food in heating kettle.Wherein, coil is generally placed on electromagnetic coil disk, electromagnetic coil disk
Generally include plate rail and ferritic magnetic stripe.The surface of plate rail side is radially arranged in magnetic stripe, and coil is then coiled in magnetic stripe
On.The magnetic stripe passes through sinter molding mostly, when use need it is individually multiple be mounted on plate rail, main function is to produce coil
Gather in close cookware side, to improve the heating efficiency of electromagnetic oven in raw magnetic field.
However structure is complicated for current coil disc of electric stove, assembly difficulty is larger, magnetic poor to the gather effect of magnetic induction line
Sense line is unevenly distributed, and causes the heating effect of electromagnetic oven poor.
Utility model content
In order to solve the problems, such as at least one mentioned in background technique, the utility model provides a kind of coil panel and electromagnetism is cooked
It prepares food utensil, the structure of coil panel can be simplified, reduce manufacture and assembly difficulty, the service life of extension coil disk improves electromagnetism
The heating efficiency of cooking apparatus, and improve its heating effect.
To achieve the goals above, on the one hand, the utility model provides a kind of coil panel, including uses magnetisable material and modeling
Property substance injection molding modeling magnetic bracket, insulating support and coil group, coil group disk be located at modeling magnetic bracket on, insulating support setting
Between modeling magnetic bracket and coil group.
The first flange is provided on modeling magnetic bracket, the end of the first flange extends towards coil group upper surface, the first flange
Around holding area is formed on modeling magnetic bracket, coil group disk is located on the inside of holding area.
Coil panel provided by the utility model utilizes magnetisable material by setting modeling magnetic bracket, insulating support and coil group
The magnetic stripe in existing coil panel is replaced with the modeling magnetic bracket of ductile material injection molding, can simplify the structure of coil panel, thus
Reduce the difficulty of its manufacture and assembling process, improve preparation efficiency, and the magnetisable material being distributed in modeling magnetic bracket can be right
Guiding role is played in the diverging direction of magnetic induction line, and the first flange is arranged by the marginal position in coil group, utilizes first
Flange improves the magnetic conduction effect of coil panel marginal position, so that the inductance and Q value (quality factor) of coil panel are improved, to mention
Its high heating efficiency, and improve heating effect.It is molded into shape magnetic bracket by magnetisable material and ductile material, modeling can be increased
The toughness of magnetic bracket, thus the service life of extension coil disk.By the way that insulating support is arranged between coil group and modeling magnetic bracket,
Insulating effect can be played to the two, prevent the harness for puncturing coil group when electric current is excessive in coil group, ensure that coil group
The normal work of safety.
In above-mentioned coil panel, optionally, the end of the first flange is higher than or is flush to the upper surface of coil group.
Such setting can guarantee that the first flange has good magnetic conduction effect to the magnetic field that coil group generates, to change
The heating effect of kind coil panel.
In above-mentioned coil panel, it optionally, on insulating support is provided with the second flange, the end court of the second flange
Extend to the upper surface of coil group；
When insulating support and coil group setting are when moulding on magnetic bracket, the second flange is disposed around the periphery and first of coil panel
Between the inside of flange.
By the way that the second flange is arranged on insulating support, contact of first flange with coil group is obstructed using the second flange,
It influences each other to effectively avoid the first flange from generating with coil, leaky occurs, ensure that coil panel is normal and safe
It uses.
In above-mentioned coil panel, optionally, the end of the second flange is higher than and is flush to the upper surface of coil group.This
The setting of sample ensure that good insulation effect between the first flange and coil group.
In above-mentioned coil panel, optionally, the angle of plane where the extending direction and modeling magnetic bracket of the first flange
More than or equal to 90 degree.Such setting can be located in modeling magnetic bracket in order to coil group disk, and convenient for the system of modeling magnetic bracket
It is standby.
In above-mentioned coil panel, optionally, the cross-sectional area for the holding area that the first flange surrounds is by modeling magnetic bracket
One side is to coil group upper surface side first increases and then decreases.Such setting can guarantee the magnetic field that the first flange generates coil
With good magnetic conduction effect, the heating efficiency of coil panel is improved.
In above-mentioned coil panel, optionally, cross-sectional area of the holding area close to modeling magnetic bracket side is greater than or waits
In holding area close to the cross-sectional area of coil group upper surface side.Such setting can be to the magnetic close to coil group upper surface
Field forms the magnetic conduction effect gathered, to improve the heating efficiency of coil panel.
In above-mentioned coil panel, optionally, the first flange is cyclic annular flange.
In above-mentioned coil panel, optionally, cyclic annular flange is annulus, elliptical ring or polygon ring.
In above-mentioned coil panel, optionally, the first flange is multiple arc shape flange, along multiple arc shape flange
The circumferentially-spaced periphery for being disposed around coil group of circle group.
In above-mentioned coil panel, optionally, the sum of length of all arc shape flange is the 1/2 of the first flange perimeter
To 4/5.
In above-mentioned coil panel, optionally, the first flange and modeling magnetic bracket are integrally formed.Such setting can mention
The intensity of high-plastic magnetic bracket.
In above-mentioned coil panel, optionally, the second flange and insulating support are integrally formed.Such setting can mention
The intensity of high insulating support.
In above-mentioned coil panel, optionally, the end height of the height of the upper surface of coil group and the first flange it
The range of ratio is 3/5 to 1.
In above-mentioned coil panel, optionally, the difference in height between the upper surface of coil group and the end of the first flange
Range be 0-5mm.
On the other hand, the utility model provides a kind of electromagnetic cooking appliance, including above-mentioned coil panel.
Electromagnetic cooking appliance provided by the utility model utilizes magnetic by setting modeling magnetic bracket, insulating support and coil group
Property substance and ductile material injection molding modeling magnetic bracket replace existing coil panel in magnetic stripe, can simplify the knot of coil panel
Structure improves preparation efficiency to reduce the difficulty of its manufacture and assembling process, and the magnetisable material being distributed in modeling magnetic bracket
Can the diverging direction to magnetic induction line play guiding role, and the first flange, benefit is arranged in the marginal position passed through in coil group
The magnetic conduction effect that coil panel marginal position is improved with the first flange, so that the inductance and Q value of coil panel are improved, to improve it
Heating efficiency, and improve heating effect.It is molded into shape magnetic bracket by magnetisable material and ductile material, modeling magnetic branch can be increased
The toughness of frame, thus the service life of extension coil disk.It, can by the way that insulating support is arranged between coil group and modeling magnetic bracket
Insulating effect is played to the two, the harness for puncturing coil group when electric current is excessive in coil group is prevented, ensure that the safety of coil group
Normal work.
The construction of the utility model and its other purpose of utility model and beneficial effect will be in conjunction with the accompanying drawings
Description of preferred embodiments and it is more obvious and easy to understand.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is made simply to introduce, it should be apparent that, the accompanying drawings in the following description is
Some embodiments of the utility model, for those of ordinary skill in the art, without creative efforts,
It is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram for the coil panel that the utility model embodiment one provides；
Fig. 2 is the explosive view for the coil panel that the utility model embodiment one provides；
Fig. 3 is the top view for the coil panel that the utility model embodiment one provides；
Fig. 4 is the sectional view of the part A-A in Fig. 3；
Fig. 5 is the sectional view of the part B-B in Fig. 3；
Fig. 6 is the bottom view for the coil panel that the utility model embodiment one provides；
Fig. 7 is the sectional view of the part C-C in Fig. 6；
Fig. 8 is the structural schematic diagram of the modeling magnetic bracket for the coil panel that the utility model embodiment one provides；
Fig. 9 is the structural schematic diagram of the insulating support for the coil panel that the utility model embodiment one provides；
Figure 10 is the bottom substance schematic diagram of the insulating support for the coil panel that the utility model embodiment one provides；
Figure 11 is the structural schematic diagram of the first cylinder of the modeling magnetic bracket for the coil panel that the utility model embodiment one provides；
Figure 12 is the structural schematic diagram of the second cylinder of the insulating support for the coil panel that the utility model embodiment one provides；
Figure 13 is the structural schematic diagram of the center for the coil panel that the utility model embodiment one provides.
Description of symbols:
100-coil panels；10-modeling magnetic brackets；
11-the first cylinders；12-the first flange；
13-installation protrusions；20-insulating supports；
21-the second cylinders；22-the second flange；
23-insulation strips；24-retention beads；
30-coil groups；31-first coils；
32-the second coil；33-connecting lines；
40-magnet rings；50-circular bars；
51-mounting grooves；52-keep away wire casing；
60-connection components；61-first connecting portions；
611-retainers；612-clamping portions；
62-second connecting portions；621-the first mounting hole；
622-the second mounting hole；70-fairleads.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below in conjunction with the excellent of the utility model
The attached drawing in embodiment is selected, the technical scheme in the embodiment of the utility model is further described in more detail.In the accompanying drawings, certainly
Begin to indicate same or similar component or component with the same or similar functions to same or similar label eventually.It is described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Below with reference to the implementation of attached drawing description
Example is exemplary, it is intended to for explaining the utility model, and should not be understood as limiting the present invention.It is practical based on this
Embodiment in novel, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, is fallen within the protection scope of the utility model.The embodiments of the present invention are described in detail with reference to the accompanying drawing.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " should broadly understood, for example, can make to be fixedly connected, be also possible to through the indirect phase of intermediary
Even, the connection inside two elements or the interaction relationship of two elements be can be.For the ordinary skill people of this field
For member, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
Embodiment one
Fig. 1 is the structural schematic diagram for the coil panel that the utility model embodiment one provides.Fig. 2 is the utility model embodiment
The explosive view of one coil panel provided.Fig. 3 is the top view for the coil panel that the utility model embodiment one provides.Fig. 4 is in Fig. 3
The sectional view of the part A-A.Fig. 5 is the sectional view of the part B-B in Fig. 3.Fig. 6 is the coil panel that the utility model embodiment one provides
Bottom view.Fig. 7 is the sectional view of the part C-C in Fig. 6.Fig. 8 is the modeling magnetic for the coil panel that the utility model embodiment one provides
The structural schematic diagram of bracket.Fig. 9 is the structural schematic diagram of the insulating support for the coil panel that the utility model embodiment one provides.Figure
The bottom substance schematic diagram of the insulating support of 10 coil panels provided for the utility model embodiment one.Figure 11 is the utility model
The structural schematic diagram of the first cylinder of the modeling magnetic bracket for the coil panel that embodiment one provides.Figure 12 is the utility model embodiment one
The structural schematic diagram of the second cylinder of the insulating support of the coil panel of offer.Figure 13 is the line that the utility model embodiment one provides
Enclose the structural schematic diagram of the center of disk.
Referring to figs. 1 to shown in Figure 13, the utility model embodiment provides a kind of coil panel 100, including uses magnetisable material
With modeling magnetic bracket 10, insulating support 20 and the coil group 30 of ductile material injection molding, 30 disk of coil group is located at modeling magnetic bracket 10
On, the setting of insulating support 20 is between modeling magnetic bracket 10 and coil group 30.
The first flange 12 is provided on modeling magnetic bracket 10, the end of the first flange 12 extends towards 30 upper surface of coil group,
Around holding area is formed on modeling magnetic bracket 10,30 disk of coil group is located on the inside of holding area first flange 12.
It should be noted that being provided with modeling magnetic bracket 10, insulating support 20 and line in coil panel 100 provided in this embodiment
Circle group 30, wherein modeling magnetic bracket 10 is by magnetisable material and ductile material injection molding, which can be magnetism
The mixture of any one or more in powder, magnetic-particle, magnetism stick and magnetic piece.Magnetisable material may include ferromagnetic oxidation
Object, Ferrimagnetic oxide, one of neodymium iron boron, samarium-cobalt magnet, alnico magnet and siderochrome cobalt magnet or a variety of, the present embodiment
Type and structure to magnetisable material are simultaneously without restriction, are also not limited to above-mentioned example.
Magnetisable material and ductile material are by the way that after injection molding, magnetisable material can be dispersed in the interior of the modeling magnetic bracket 10
Portion, to play the effect of magnetic conduction.Compared to existing coil panel, being used for magnetic conduction is multiple magnetic that coil bottom is arranged in
Item, and the magnetic stripe mostly passes through Magnaglo sinter molding, is needed in use through assembling, and the magnetic stripe of sintered body
The larger easy fracture of brittleness, therefore preparation, installation and service life are undesirable.And modeling magnetic bracket 10 provided in this embodiment,
Due to being added to magnetisable material, identical magnetic conduction effect can achieve, and can be by adjusting ductile material and magnetism
The ratio of substance has adjusted optimal magnetic conduction effect.It based on the modeling magnetic bracket 10 therefore is eliminated existing by injection molding
The step of magnetic stripe assembles in coil panel, can greatly simplify the process of coil panel 100, to improve its preparation efficiency.Into
One step, since the modeling magnetic bracket 10 is added to ductile material, toughness can be improved, prevent from being broken in use,
To extend the service life of the coil panel 100.
The coil group 30 is that disk is located on modeling magnetic bracket 10, and coil group 30 may include one or more snippets, i.e. the coil group
30 can be formed by one section of coil winding, can also be by multistage coil rotating around individual coil is made, finally again will be single
Only coil splicing is to form coil group 30.The coil group 30 is limited in the present embodiment to form by least two sections of coil windings, it should
Two sections of coils are that can pass through connecting line between at least two sections of coils by being spliced to form coil panel 100 after independent coiling
33 connections, finally connect with the control circuit of coil panel 100, are also possible to each individual coil and all have connecting line 33, and
It is not connected to mutually between respectively, respectively connects to the control circuit.In the actual use process, the structure of coil group 30 and
Route design can according to need setting, the present embodiment to this and it is without restriction, be also not limited to above-mentioned example.
It should be pointed out that be provided with circular bar 50 on modeling magnetic bracket 10 provided in this embodiment, which can be with
Disk is located at one of unilateral or opposite sides of circular bar 50, and setting keeps away line portion in circular bar 50.This keeps away the main work in line portion
With being passed through for the connecting line 33 of coil group 30.When one of unilateral side of circular bar 50 is arranged in coil group 30, the connection
Line 33 can be the connecting line 33 of coil group 30 Yu control circuit, and when coil panel 100 is separately positioned on the opposite of circular bar 50
When two sides, which can be the connecting line 33 between two independent coils.
Further, it is additionally provided with insulating support 20 between the coil panel 100 and modeling magnetic bracket 10, which is
By plastic material injection molding, it is high molecular material based on general plastic material, there is insulating properties.When the coil panel 100
When work, coil inside is passed through electric current, and due to having magnetisable material inside modeling magnetic bracket 10, when the electric current of coil inside is excessive
And when coil group 30 and the modeling abutting of magnetic bracket 10, coil is influenced by magnetisable material, and electric current can puncture the enamel-cover of coil outer
Layer, to seriously affect the normal use of coil panel 100 and the personal safety of user there is a phenomenon where leaking electricity.On avoiding
The generation of phenomenon is stated, in coil panel 100 and is moulded the insulating support 20 setting between magnetic bracket 10 in the present embodiment, based on insulation
Bracket 20 has certain thickness, can play the role of spatially completely cutting off to the two, and the insulation based on insulating support 20
Property, it is possible to reduce the interaction of coil inside electric current and magnetisable material prevents leaky, ensure that coil panel 100
Normal use and user personal safety.
Referring to shown in Fig. 2, the first flange 12 is additionally provided on modeling magnetic bracket 10 provided in this embodiment, the first flange 12 can
It is set as holding area to enclose, 30 disk of coil group is located inside the holding area.Since 30 disk of coil group is located in holding area, because
This is the marginal position of coil group 30 close to 12 position of the first flange, since coil group 30 is by 33 coiling of connecting line
At, thus be located at its marginal position coil caused by magnetic induction line it is sparse compared with the magnetic induction line of remaining position, lead to its margin location
The magnetic field strength set is weaker, so that heating effect herein is poor, certainly will influence the uniform heating effect of entire coil panel 100.
In response to this problem, first flange 12 is set on modeling magnetic bracket 10 provided in this embodiment, which can use and modeling
The preparation of the identical material of magnetic bracket 10, therefore good magnetic conduction effect can be played to the magnetic field of 30 marginal position of coil group, it mentions
High heating efficiency herein, to guarantee the uniform heating effect of coil panel 100.
Further, based on modeling magnetic bracket 10 be plastic material and magnetic material injection molding, therefore its mechanical strength compared with
It is small, the first flange 12 is set on modeling magnetic bracket 10, and the end of the first flange 12 extends towards the upper surface of coil group 30, makes to mould
Magnetic bracket 10 has three-dimensional support structure, can effectively improve the mechanical strength of modeling magnetic bracket 10, convenient for the branch of setting insulation thereon
Frame 20 and coil group 30.
Specifically, the end of the first flange 12 is higher than or is flush to the upper surface of coil group 30.
Referring to shown in Fig. 4, the marginal position to coil group 30 should be needed to play the role of magnetic conduction due to the first flange 12,
The end of first flange 12 is set above or is flush to the inclined upper surface of coil, magnetic induction line can leak outside, protect in an efficient way
Demonstrate,prove good magnetic conduction effect.And the first flange 12 can play a protective role to the marginal position of coil group 30, prevent coil
When group 30 is higher than the first flange 12, coil group 30 is worn, and the service life of coil panel 100 is extended.The present embodiment provides
Coil group 30 the height h2 of upper surface and the range of the ratio between end height h1 of the first flange 12 be 3/5 to 1.Further
Ground, the range of the difference in height between the upper surface of coil group 30 and the end of the first flange 12 are 0-5mm.
Further, it is provided with the second flange 22 on insulating support 20, the end of the second flange 22 is towards coil group 30
Upper surface extend.
When insulating support 20 and the setting of coil group 30 are when moulding on magnetic bracket 10, the second flange 22 is disposed around coil panel 100
Periphery and the first flange 12 inside between.
It should be noted that insulating support 20 provided in this embodiment is additionally provided with the second flange 22 referring to shown in Fig. 2,
Based on above-mentioned statement it is found that there is magnetisable material, when contacting with coil panel 100, electric current in coil panel 100 in modeling magnetic bracket 10
Excessive the phenomenon that being easy to happen electric leakage, therefore the second flange 22 is arranged in insulating support 20, the end of the second flange 22 is equally towards line
The upper surface of circle group 30 extends, and limits second flange 22 between the first flange 12 and coil group 30, rises to the two
To the effect of barrier contact, the normal and safe use of coil panel 100 ensure that.Further, right for the second flange 22 of guarantee
First flange 12 and the good barrier of coil group 30 and insulating effect, the end of the second flange 22 are higher than or are flush to coil group 30
Upper surface.
As a preferred embodiment, the angle of the extending direction of the first flange 12 and modeling 10 place plane of magnetic bracket
More than or equal to 90 degree.It is to be obtained by injection molding, therefore need to carry out during the preparation process based on the modeling magnetic bracket 10
Demoulding step by the extending direction of the first flange 12 and can mould magnetic bracket 10 for convenience of the demoulding of 12 position of the first flange
The angle of bottom is set greater than or is equal to 90 degree, to reduce the difficulty of processing of modeling magnetic bracket 10.Further, the first flange 12
Magnetic induction line can also be guided towards 30 upper surface directional divergence of coil group, to improve the heating efficiency of coil panel 100.
As a kind of achievable embodiment, the cross-sectional area for the holding area that the first flange 12 surrounds is by modeling magnetic bracket
10 1 sides are to 30 upper surface side first increases and then decreases of coil group.The setting of first flange 12 can be formed in the periphery of coil group 30
One holding area, the cross-sectional area of the holding area, to the direction first increases and then decreases of the upper surface of coil group 30, Ke Yiyou
Effect guarantees that the magnetic induction line that coil group 30 generates is concentrated in the area, prevents magnetic induction line from leaking outside, and improves the heating effect of coil panel 100
Rate.
Further, cross-sectional area of the holding area close to modeling 10 side of magnetic bracket is greater than or equal to holding area by near line
The cross-sectional area of 30 upper surface side of circle group.It should be noted that in above-mentioned holding area, the table in coil group 30
The cross-sectional area of face side is greater than the cross-sectional area close to modeling 10 side of magnetic bracket, and the holding area internal structure of formation is similar
Shuttle shape body, i.e. intermediate region volume is larger, and both ends partial volume is smaller, and such structure can be formed well magnetic induction line therein
Gather effect, prevent its leakage, and exhale by the position close to 30 upper surface of coil group and make with cooking apparatus
With, therefore can effectively improve the density of the magnetic induction line contacted with cooking apparatus, improve the heating efficiency of coil panel 100.
As a kind of feasible embodiment, which is cyclic annular flange.The ring-type flange is complete annular,
It is possible to prevente effectively from magnetic induction line leaks outside from the first flange 12.The ring-type flange can be in annulus, elliptical ring or polygon ring
It is any, the present embodiment is also not limited to above-mentioned example to the specific structure of cyclic annular flange and without restriction.
As another feasible embodiment, which can be multiple arc shape flange, multiple arc shapes
Flange is along the circumferentially-spaced periphery for being disposed around coil group 30 of coil group 30.It is turned over by setting arc shape for the first flange 12
Side, can reduce the preparation cost of modeling magnetic bracket 10, and multiple arc shape flange are disposed around coil along the circumferentially-spaced of coil group 30
The periphery of group 30 equally can play the role of magnetic conduction to the magnetic field of 30 periphery of coil group.The quantity of arc shape flange can basis
Need to be arranged, the present embodiment to this and it is without restriction.
Wherein, the sum of length of all arc shape flange is the 1/2 to 4/5 of 12 perimeter of the first flange.Due to adjacent arc
There are gaps between section shape flange, if the gap of arc shape flange is excessive, will affect the integral strength of the first flange 12, and
Magnetic induction line is caused to leak outside, therefore the present embodiment sets the 1/ of 12 perimeter of the first flange for the sum of the length of all arc shape flange
2 to 4/5, actual in use, user can according to need is adjusted in above-mentioned range.
For the integral strength for improving modeling magnetic bracket 10, the first flange 12 is integrally formed with modeling magnetic bracket 10, turns over based on first
Side 12 selects material identical with modeling magnetic bracket 10 to prepare, therefore the two can be by being integrally formed.For the purposes of improving
The intensity of insulating support 20, the second flange 22 can also be by being integrally formed with insulating support 20.
It should be noted that modeling magnetic bracket 10 provided in this embodiment and insulating support 20 can by integrated injection molding at
Type, can also independent injection molding, then by assembling preparation.
In integrated injection molding forming process, moulds magnetic bracket 10 and insulating support 20 and pass through double-shot moulding or quadric injection mould one
Molding.The specific gravity range for wherein moulding magnetisable material and magnetic bracket in magnetic bracket 10 is 60% to 85%.20 He of insulating support
The ductile material moulded in magnetic bracket 10 can be polybutylene terephthalate (PBT), polyamide, polyphenylene sulfide, polyether sulfone, polyethers
The mixture of any one or more in ether ketone and polyetherimide.
In independent injection molding process, insulating support 20 is traditionally arranged to be with certain thickness bracket, the insulation branch
Frame 20 includes multiple insulation strips 23, the setting of the interval of insulation strip 23.Referring to shown in Fig. 9, which be can be with insulating support
The radial distribution in 20 center, hollow out between adjacent insulation strip 23, not only can reduce the weight of insulating support 20,
The material for preparing insulating support 20 can also be reduced, preparation cost is reduced.And the hollow out position can play coil panel 100
Heat dissipation effect, preventing coil panel 100, temperature is excessively high during heating, causes on fire or electric leakage unsafe accident.
Further, the coil group 30 of coil panel 100 provided in this embodiment may include at least two sections of coils, and coil is logical
It crosses 33 coiling of connecting line to form, moulds and be provided with circular bar 50 on magnetic bracket 10, at least one is set in circular bar 50 for wearing
Connecting line 33 keeps away line portion, this, which is kept away line portion and can be, keeps away string holes and/or keep away wire casing 52.At least two sections of coils are along coil panel 100
The radially inner and outer first coil 31 being arranged and the second coil 32, have spacer portion between the two, and circular bar 50 is arranged in spacer portion
Place, what the connecting line 33 for connecting adjacent windings wore circular bar 50 keeps away line portion.It can be with by the way that circular bar 50 is arranged at spacer portion
The magnetic field strength of the position is effectively improved, to guarantee the uniform heating effect of coil panel 100.It is kept away by being arranged in circular bar 50
Line portion, it is ensured that the connection relationship between adjacent windings between stable connection relationship or coil and control circuit, thus
Guarantee the normal work of coil panel 100.
It is installed to guarantee insulating support 20 and mould stablizing for magnetic bracket 10, multiple mounting grooves 51 is set in circular bar 50,
Multiple insulation strips 23 are arranged in multiple mounting grooves 51 correspondingly, when insulation strip 23 is mounted in mounting groove 51, insulation
Item 23 is located at the bottom of mounting groove 51, therefore connecting line 33 can be passed through by the notch position close to mounting groove 51, in this way may be used
To realize that the effect for keeping away wire casing 52 reduces circular bar 50 to take full advantage of 100 structure of coil panel using mounting groove 51
On aperture or fluting quantity, to improve its intensity.
Referring to shown in Fig. 2, the present embodiment provides fairlead 70 is additionally provided on insulating support 20 and modeling magnetic bracket 10, this draws
The connecting line 33 that string holes 70 can be used for 30 periphery of coil group connects to the control circuit.
Referring to shown in Fig. 4, due to the not set coil in spacer portion position, when spacer portion is excessive, the magnetic field of spacer portion position
Intensity is smaller, so that heating temperature is low compared with remaining position, and when spacer portion is too small, circular bar 50 is arranged in spacer portion, has one
Fixed magnetic conduction effect, therefore magnetic field strength is larger, so that heating temperature is high compared with remaining position, therefore, in order to ensure that coil panel 100 is good
Good and uniform heating effect, spacer portion are the 1/7 to 1/ of 100 radius L1 of coil panel along the radial length L2 of coil panel 100
5。
Further, referring to shown in Fig. 2, modeling magnetic bracket 10 provided in this embodiment, including it is located at modeling 10 center of magnetic bracket
The first cylinder 11 of position, insulating support 20 include the second cylinder 21 positioned at 20 center of insulating support, work as insulating support
20 and coil group 30 setting mould magnetic bracket 10 on when, the second cylinder 21 is disposed around the inner circumferential and the first cylinder 11 of coil panel 100
Periphery between.
It wherein interacts to avoid generating between the first cylinder 11 and coil there is a phenomenon where leaking electricity, can insulate
The second cylinder 21 is arranged in the center of bracket 20, when insulating support 20 and the setting of coil group 30 are when moulding on magnetic bracket 10, the
Two cylinders 21 are enclosed in the periphery of the first cylinder 11, obstruct the contact of the first cylinder 11 and coil panel 100, guarantee good insulation
Effect.
Specifically, the insulating support 20 and modeling magnetic bracket 10 can be connected by way of bonding or by connection component 60
It connects.Wherein, when the two is connected by way of bonding, adhesive spots can be located at bottom and the insulating support 20 of modeling magnetic bracket 10
Bottom abutting at, at the abutting of the first flange 12 and the second flange 22 or the first cylinder 11 and the second cylinder 21 are supported
Meet place, for the present embodiment to specific adhesive spots and without restriction, user can according to need selection.
When insulating support 20 is connected by way of connection component 60 with modeling magnetic bracket 10, connection component 60 can be located at
Mould center and/or the marginal position of magnetic bracket 10.
1 to shown in Figure 13 referring to Fig.1, when connection component 60 is located at the center of modeling magnetic bracket 10, connection component 60
Including first connecting portion 61, which includes that at least one 612 He of clamping portion of 21 inner wall of the second cylinder is arranged in
At least one retainer 611 outside the first cylinder 11 is set.
The end of clamping portion 612 extends towards the upper surface of coil group 30, and the end of clamping portion 612 has first to abut
Face.The end of retainer 611 extends towards the lower surface of coil group 30, and the end of retainer 611 has the second bearing surface.
When the second cylinder 21 is set in the outside of the first cylinder 11, the first bearing surface is connected on the second bearing surface, with
Limitation modeling magnetic bracket 10 and insulating support 20 are mobile towards the direction being separated from each other.
Further, retention bead 24, the end direction second of retention bead 24 are provided on the inner wall of the second cylinder 21
The center of cylinder 21 extends, and when the second cylinder 21 is set in 11 outside of the first cylinder, the end abutment of retention bead 24 is the
On the outer wall of one cylinder 11.
Referring to Figure 5, when connection component 60 is located at the marginal position of modeling magnetic bracket 10, connection component 60 includes second
Interconnecting piece 62；Second connecting portion 62 includes at least one first mounting hole 621 that modeling 10 marginal position of magnetic bracket is arranged in, setting
At least one second mounting hole 622 on insulating support 20 and successively wearing penetrates the first mounting hole 621 and the second mounting hole 622
Fastener.When insulating support 20 is arranged on magnetic bracket, the first mounting hole 621 and the second mounting hole 622 pass through fastener
Connection.
Further, the first mounting hole 621 and the second mounting hole 622 are provided with multiple, and the number of the first mounting hole 621
Amount is equal with the quantity of the second mounting hole 622, and multiple first mounting holes 621 and multiple second mounting holes 622 are arranged in a one-to-one correspondence.
Wherein, the first cylinder 11 and the first flange 12 can be integrally formed with modeling magnetic bracket 10.The second cylinder 21 and second
Flange 22 can also be integrally formed with insulating support 20.By integrally formed mode, insulating support 20 and modeling magnetic can be improved
The intensity of bracket 10.
As a kind of feasible embodiment, the bottom thickness for moulding magnetic bracket 10 is extremely moulded by the center of modeling magnetic bracket 10
The marginal position of magnetic bracket 10 is different.It is close in the coiling in the radial direction along coil group 30 based on the coil on coil panel 100
Degree is different, and the magnetic field strength for causing it to be formed is also different, to guarantee the uniform heating effect of coil panel 100, the present embodiment
The bottom thickness of the modeling magnetic bracket 10 of offer can be set to difference.Specifically, being two coils based on the magnetic field at spacer portion
Form the superposition in magnetic field, therefore magnetic field strength is higher, and the bottom thickness of modeling magnetic bracket 10 herein can be smaller, thus formation compared with
Weak magnetic conduction effect.And it is located at the magnetic field of the marginal position of coil panel 100, magnetic induction line diverging direction is more dispersed, therefore magnetic field
Intensity is relatively weak, and the thickness of modeling magnetic bracket 10 herein can be larger, to form stronger magnetic conduction effect.Such setting
It can guarantee that coil panel 100 is stablized and uniformly heated.
As another feasible embodiment, mould the bottom thickness of magnetic bracket 10 by modeling magnetic bracket 10 center extremely
The marginal position for moulding magnetic bracket 10 is identical, and the bottom thickness range of modeling magnetic bracket 10 is 1.2-2.0mm.Based on modeling magnetic bracket 10
The inductance value and Q value of bottom thickness and coil panel 100 have a close relationship, and the two with the thickness of modeling magnetic bracket 10 and
Increase, however modeling magnetic bracket 10 is blocked up, and the installation space that will lead to its needs is larger, will definitely increase and uses the coil panel
The volume of 100 electromagnetic cooking appliance, and preparation cost can also increase therewith, therefore modeling magnetic bracket 10 provided in this embodiment
Bottom thickness range be 1.2-2.0mm can both guarantee that 100 inductance value of coil panel and Q value had optimum number in the range
Value is also avoided that modeling 10 thickness of magnetic bracket is excessive.
Further, it moulds on magnetic bracket 10 and is provided with magnet ring 40, magnet ring 40 is located at the center of coil group 30, coil group
30 coil is disposed around the periphery of magnet ring 40.Referring to shown in Fig. 2, coil panel 100 provided in this embodiment is also provided with magnetic
Ring 40, based on the center of coil group 30, the magnetic induction line diverging direction that coil is formed is more dispersed, does not utilize to cooking pot
Tool is heated, and the center that magnet ring 40 is located at coil group 30 is arranged in the present embodiment, can be risen to the magnetic field of center
To effective magnetic conduction effect, to guarantee the heating efficiency of 100 center of coil panel, its heating efficiency is improved.Specifically,
The magnet ring 40 can be mounted in the inside of the first cylinder 11, and the first cylinder 11 is internally provided with installation protrusion 13, installation protrusion
13 end extends towards the center of cylinder, and when magnet ring 40 is arranged in cylinder, magnet ring 40 is connected in installation protrusion 13.It is logical
It crosses and magnet ring 40 is arranged in the installation protrusion 13 of cylinder, it is ensured that the mounting stability of magnet ring 40, and it is convenient for magnet ring 40
Installation and removal may also reach up installation site of the adjustment magnet ring 40 in cylinder by adjusting the position of installation protrusion 13
Purpose.
The coil panel that the utility model embodiment one provides is utilized by setting modeling magnetic bracket, insulating support and coil group
Magnetisable material and the modeling magnetic bracket of ductile material injection molding replace the magnetic stripe in existing coil panel, can simplify the knot of coil panel
Structure improves preparation efficiency to reduce the difficulty of its manufacture and assembling process, and the magnetisable material being distributed in modeling magnetic bracket
Can the diverging direction to magnetic induction line play guiding role, and the first flange, benefit is arranged in the marginal position passed through in coil group
The magnetic conduction effect that coil panel marginal position is improved with the first flange, so that the inductance and Q value of coil panel are improved, to improve it
Heating efficiency, and improve heating effect.It is molded into shape magnetic bracket by magnetisable material and ductile material, modeling magnetic branch can be increased
The toughness of frame, thus the service life of extension coil disk.It, can by the way that insulating support is arranged between coil group and modeling magnetic bracket
Insulating effect is played to the two, the harness for puncturing coil group when electric current is excessive in coil group is prevented, ensure that the safety of coil group
Normal work.
Embodiment two
On the basis of the above embodiment 1, the utility model embodiment two also provides a kind of electromagnetic cooking appliance, the electricity
Magnetic cooking apparatus includes above-mentioned coil panel 100.
It should be noted that the electromagnetic cooking appliance can be electromagnetic oven, electromagnetic water kettle, electromagnetic cooker, electric cooker or electricity
Pressure cooker etc., the utility model are also not limited to above-mentioned example to the concrete type of electromagnetic cooking appliance and without restriction.
Other technical characteristics are the same as example 1, and can reach identical technical effect, and this is no longer going to repeat them.
The electromagnetic cooking appliance that the utility model embodiment two provides passes through setting modeling magnetic bracket, insulating support and coil
Group replaces the magnetic stripe in existing coil panel using magnetisable material and the modeling magnetic bracket of ductile material injection molding, can simplify line
The structure of disk is enclosed, to reduce the difficulty of its manufacture and assembling process, improves preparation efficiency, and is distributed in modeling magnetic bracket
Magnetisable material can the diverging direction to magnetic induction line play guiding role, and the marginal position passed through in coil group is arranged first
Flange, the magnetic conduction effect of coil panel marginal position is improved using the first flange, so that the inductance and Q value of coil panel are improved, from
And its heating efficiency is improved, and improve heating effect.Shape magnetic bracket, Ke Yizeng are molded by magnetisable material and ductile material
The toughness for adding modeling magnetic bracket, thus the service life of extension coil disk.By the way that insulation is arranged between coil group and modeling magnetic bracket
Bracket can play insulating effect to the two, prevent the harness for puncturing coil group when electric current is excessive in coil group, ensure that coil
The normal work of the safety of group.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "vertical", " water
It is flat ", "top", "bottom", "inner", the orientation of the instructions such as "outside" or positional relationship be that orientation based on the figure or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, rather than indicates or imply signified device or element
It must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.?
In the description of the utility model, the meaning of " plurality " is two or more, accurately specifically provide unless otherwise.
The description and claims of this application and term " first ", " second ", " third ", " in above-mentioned attached drawing
The (if present)s such as four " are to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should manage
The data that solution uses in this way are interchangeable under appropriate circumstances, so that embodiments herein described herein for example can be to remove
Sequence other than those of illustrating or describe herein is implemented.In addition, term " includes " and " having " and theirs is any
Deformation, it is intended that cover it is non-exclusive include, for example, containing the process, method of a series of steps or units, system, production
Product or equipment those of are not necessarily limited to be clearly listed step or unit, but may include be not clearly listed or for this
A little process, methods, the other step or units of product or equipment inherently.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (12)
1. a kind of coil panel (100), which is characterized in that including the modeling magnetic bracket using magnetisable material and ductile material injection molding
(10), insulating support (20) and coil group (30), coil group (30) disk are located on the modeling magnetic bracket (10), the insulation
Bracket (20) is arranged between the modeling magnetic bracket (10) and the coil group (30)；
It is provided with the first flange (12) on the modeling magnetic bracket (10), the end of first flange (12) is towards the coil group
(30) upper surface extends, and first flange (12) surrounds on the modeling magnetic bracket (10) and forms holding area, the coil
Group (30) disk is located on the inside of the holding area.
2. coil panel (100) according to claim 1, which is characterized in that the end of first flange (12) be higher than or
It is flush to the upper surface of the coil group (30)；
And/or the extending direction of first flange (12) and the angle of plane where modeling magnetic bracket (10) are greater than or wait
In 90 degree.
3. coil panel (100) according to claim 1, which is characterized in that be provided on the insulating support (20)
The end of two flange (22), second flange (22) extends towards the upper surface of the coil group (30)；
When the insulating support (20) and the coil group (30) are arranged on the modeling magnetic bracket (10), second flange
(22) it is disposed around between the periphery of the coil panel (100) and the inside of first flange (12).
4. coil panel (100) according to claim 3, which is characterized in that the end of second flange (22) be higher than and
It is flush to the upper surface of the coil group (30).
5. coil panel (100) according to claim 1, which is characterized in that the appearance that first flange (12) surrounds
The cross-sectional area in region is set from (10) one side of modeling magnetic bracket to coil group (30) upper surface side first increases and then decreases.
6. coil panel (100) according to claim 5, which is characterized in that the holding area is close to the modeling magnetic bracket
(10) cross-sectional area of side is greater than or equal to the holding area close to the cross section of the coil group (30) upper surface side
Product.
7. coil panel (100) according to claim 1 to 6, which is characterized in that first flange (12) is
Cyclic annular flange.
8. coil panel (100) according to claim 1 to 6, which is characterized in that first flange (12) is
Multiple arc shape flange, multiple arc shape flange are disposed around the coil group along the circumferentially-spaced of the coil group (30)
(30) periphery.
9. coil panel (100) according to claim 8, which is characterized in that the sum of the length of all arc shape flange
It is the 1/2 to 4/5 of the first flange (12) perimeter.
10. coil panel (100) according to claim 3, which is characterized in that first flange (12) and the modeling magnetic branch
Frame (10) is integrally formed；
Second flange (22) and the insulating support (20) are integrally formed.
11. the coil panel (100) according to any one of claim 2-6, which is characterized in that the coil group (30) it is upper
The range of the ratio between the end height of the height on surface and first flange (12) is 3/5 to 1.
12. a kind of electromagnetic cooking appliance, which is characterized in that including coil panel described in any one of claim 1-11 (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821782401.7U CN209435474U (en) | 2018-10-31 | 2018-10-31 | Coil panel and electromagnetic cooking appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821782401.7U CN209435474U (en) | 2018-10-31 | 2018-10-31 | Coil panel and electromagnetic cooking appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209435474U true CN209435474U (en) | 2019-09-24 |
Family
ID=67968050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821782401.7U Expired - Fee Related CN209435474U (en) | 2018-10-31 | 2018-10-31 | Coil panel and electromagnetic cooking appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209435474U (en) |
-
2018
- 2018-10-31 CN CN201821782401.7U patent/CN209435474U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101450238B1 (en) | Induction Heating Coil and a method for manufacturing the same | |
| CN202931589U (en) | Electromagnetic induction heating coil disc | |
| CN209435474U (en) | Coil panel and electromagnetic cooking appliance | |
| CN107682948A (en) | A kind of lateral wall type electromagnetic heating coil | |
| CN205666983U (en) | Electromagnetic oven and coil panel | |
| CN209375964U (en) | Coil panel and electromagnetic cooking appliance | |
| CN209517549U (en) | Coil panel and electromagnetic cooking appliance | |
| CN209402760U (en) | Coil panel and electromagnetic cooking appliance | |
| CN209402759U (en) | Coil panel and electromagnetic cooking appliance | |
| CN103517474A (en) | Induction cooker coil panel capable of intensifying center magnetism | |
| CN206251377U (en) | Coil panel and electromagnetic cooking appliance | |
| CN209402758U (en) | Coil panel and electromagnetic cooking appliance | |
| CN201910943U (en) | Heating coil panel | |
| CN209419905U (en) | Coil panel seat, coil panel and electromagnetic cooking appliance | |
| CN207124782U (en) | Electromagnetic oven and coil panel | |
| CN202907244U (en) | A coil disc support | |
| CN107995714B (en) | Coil panel and electromagnetic cooking utensil | |
| CN201708969U (en) | Wire coil used in induction cooker | |
| CN205664442U (en) | Electromagnetic oven and coil panel | |
| CN204733405U (en) | Magnetic strip of induction cooker and induction cooker | |
| CN204795672U (en) | Electromagnetic wire coil and kitchen cooking appliances | |
| CN207304969U (en) | Coil panel and induction cooker | |
| CN205510448U (en) | Coil panel and induction cooker | |
| CN102697375A (en) | Electro-magnetic induction heating rice cooker | |
| CN220087511U (en) | Coil panel bracket of electromagnetic oven |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190924 |