CN209402760U - Coil panel and electromagnetic cooking appliance - Google Patents
Coil panel and electromagnetic cooking appliance Download PDFInfo
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- CN209402760U CN209402760U CN201821781237.8U CN201821781237U CN209402760U CN 209402760 U CN209402760 U CN 209402760U CN 201821781237 U CN201821781237 U CN 201821781237U CN 209402760 U CN209402760 U CN 209402760U
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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 coil group (30) comprises at least two sections of coils, the coils are formed by winding connecting wires (33), annular ribs (50) are arranged on the plastic magnetic support (10), and at least one wire avoiding part used for penetrating the connecting wires (33) is arranged on the annular ribs (50). 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, and magnetic stripe material fragility is easily damaged,
Cause the preparation cost of electromagnetic oven higher, service life is shorter.
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.
Coil group includes that at least two sections of coils, coil is formed by connecting line coiling, moulds and is provided with circular bar on magnetic bracket,
At least one is set in circular bar and keeps away line portion for wear connecting line.
The utility model provides coil panel, by setting modeling magnetic bracket, insulating support and coil group, using magnetisable material and
The modeling magnetic bracket of ductile material injection molding replaces the magnetic stripe in existing coil panel, can simplify the structure of coil panel, to subtract
The difficulty of small its manufacture and assembling process, improves preparation efficiency, and the magnetisable material being distributed in modeling magnetic bracket can be to magnetic
Guiding role is played in the diverging direction of sense line, improves inductance and Q value (quality factor), to improve the heating effect of coil panel
Rate, and improve its heating effect.It is molded into shape magnetic bracket by magnetisable material and ductile material, modeling magnetic bracket can be increased
Toughness, thus the service life of extension coil disk.It, can be to two by the way that insulating support is arranged between coil group and modeling magnetic bracket
Person plays insulating effect, prevents the harness for puncturing coil group when electric current is excessive in coil group, ensure that the safety of coil group is normal
Work.
In above-mentioned coil panel, optionally, at least two sections of coils are arranged along the radially inner and outer of coil panel, and adjacent lines
There is spacer portion, circular bar is arranged at spacer portion, and what the connecting line for connecting adjacent windings wore circular bar keeps away line portion between circle.
By setting at least two sections of coil groups to guarantee it using line portion is kept away along the radially inner and outer structure being arranged of coil panel
Normal connection can make the set-up mode of coil group adapt to the heating effect of different demands in this way, improve coil panel
The flexibility of structure.
In above-mentioned coil panel, optionally, the end of circular bar extends towards the upper surface of coil group, circular bar
End is higher than or is flush to the upper surface of coil.
Such setting can guarantee that circular bar has good magnetic conduction effect to the magnetic field that coil group generates, so as to improve
The heating effect of coil panel.
In above-mentioned coil panel, optionally, in circular bar be provided with it is multiple keep away line portion, multiple line portions that keep away are along circular bar
Be provided at circumferentially spaced.
Such setting is adapted to the different set-up mode of coil group, to guarantee its stable connection, improves line
Enclose the flexibility of dish structure.
In above-mentioned coil panel, optionally, keeping away line portion is to be provided in circular bar to keep away string holes, keeps away the internal diameter of string holes
More than or equal to the line width of connecting line.
It is set as keeping away string holes by the way that line portion will be kept away, can use and keep away string holes and play the role of constraint and fixation to connecting line,
Improve the stability of coil group setting.
In above-mentioned coil panel, optionally, keeping away line portion is to be provided in circular bar to keep away wire casing, keeps away the notch of wire casing
Positioned at circular bar top.It is set as keeping away wire casing by the way that line portion will be kept away, can reduce the assembly difficulty of the coil group.
In above-mentioned coil panel, optionally, the groove width for keeping away wire casing is greater than or equal to the harness width of connecting line.
In above-mentioned coil panel, optionally, the slot bottom for keeping away wire casing is higher than or is flush to the surface of modeling magnetic bracket.
In above-mentioned coil panel, optionally, the width for keeping away the notch of wire casing is greater than the width for keeping away the slot bottom of wire casing, and
The cell wall for keeping away wire casing is seamlessly transitted from slot bottom to notch.Such setting can reduce connecting line and be caught in and take out in keep away wire casing
Difficulty.
In above-mentioned coil panel, optionally, the groove width for keeping away wire casing is equal everywhere from one side of slot bottom to notch side.This
The setting of sample can reduce the preparation difficulty for keeping away wire casing.
In above-mentioned coil panel, optionally, the sum of multiple groove widths for keeping away wire casing are the 1/2 to 4/ of the perimeter of circular bar
5。
In above-mentioned coil panel, optionally, keeping away wire casing is circular trough, square groove, dovetail groove or vee gutter.
In above-mentioned coil panel, optionally, insulating support includes multiple spaced insulation strips, is set in circular bar
Multiple mounting grooves are equipped with, when insulating support setting is when moulding on magnetic bracket, multiple peaces are arranged in multiple insulation strips correspondingly
In tankage, mounting groove formation keeps away wire casing.
By being set as the mounting groove for being used to install insulating support to keep away wire casing, it is possible to reduce the fluting number in circular bar
Amount, to improve the intensity of circular bar, enriches the functionality of its structure, and reduce the preparation flow of the coil panel, improves it
Preparation efficiency.
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, by the way that modeling magnetic bracket, insulating support and line are arranged in coil panel
Circle group replaces the magnetic stripe in existing coil panel using magnetisable material and the modeling magnetic bracket of ductile material injection molding, can simplify
The structure of coil panel improves preparation efficiency to reduce the difficulty of its manufacture and assembling process, and is distributed in modeling magnetic bracket
Magnetisable material can the diverging direction to magnetic induction line play guiding role, inductance and Q value are improved, to improve coil panel
Heating efficiency, and improve its heating effect.It is molded into shape magnetic bracket by magnetisable material and ductile material, modeling magnetic can be increased
The toughness of bracket, thus the service life of extension coil disk.By the way that insulating support, energy is arranged between coil group and modeling magnetic bracket
It is enough that 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 peace of coil group
Complete 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.
Coil group 30 includes that at least two sections of coils, coil is formed by 33 coiling of connecting line, moulds and is provided on magnetic bracket 10
At least one is arranged in circular bar 50 for wear connecting line 33 and keeps away line portion for circular bar 50.
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, to adjust 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, to improve its preparation efficiency.Further
Ground can be improved toughness, prevent from being broken in use since the modeling magnetic bracket 10 is added to ductile material, thus
Extend the service life of the coil panel.
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.
As an alternative embodiment, at least two sections of coils are arranged along the radially inner and outer of coil panel 100, and adjacent lines
There is spacer portion, circular bar 50 is arranged at spacer portion, and the connecting line 33 for connecting adjacent windings wears circular bar 50 between circle
Keep away line portion.
It should be noted that at least two sections of coils of coil group 30 provided in this embodiment can be edge referring to shown in Fig. 2
The radially inner and outer of coil panel 100 is arranged, and two sections of coils are illustrated only in figure, actual in use, the number of coils can root
According to needing to adjust, the present embodiment is to this and is not limited, and is also not limited to the example of above-mentioned text and attached drawing.The present embodiment
Coil panel 100 includes the inside and outside first coil 31 being arranged and the second coil 32, has cricoid spacer portion, annular between the two
Muscle 50 is arranged at the spacer portion, and first coil 31 and the second coil 32 are connected by connecting line 33, which passes through ring
The line portion that keeps away on shape muscle 50 passes through.
Further, coil group 30 is set the inside and outside first coil 31 being arranged and the second coil 32 by the present embodiment, and
When the two connects to the control circuit respectively, user, which can according to need, selectively turns on any coil, such as when needs pair
Cooking apparatus marginal position heating when, or need marginal position temperature be higher than center temperature when, can by periphery
The electric current of first coil 31 is set greater than the electric current of the second coil 32 of inner ring；And work as the center needed to cooking apparatus
When heating, or when needing marginal position temperature lower than center temperature, the electric current of the first coil 31 of periphery can be set
It is set to the electric current of the second coil 32 less than inner ring, by above-mentioned setting so that the coil panel 100 adapts to different heating demand.
To improve the configuration flexibility of coil panel 100 and enrich its use function.In actual use, the coil of coil group 30 is set
The mode of setting can also adjust as needed, such as multiple independent coils are so that interval is arranged side by side, side by side or in a manner of array, this
Embodiment to this and it is without restriction, be also not limited to above-mentioned example.
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.
Based between multiple individual coils have spacer portion, the position of spacer portion and not set any coil, therefore this
The coil winding density at place is smaller, and the magnetic field strength of generation is weaker, to improve magnetic field strength herein, to guarantee uniform heating
Effect, the circular bar 50 being arranged at spacer portion can be prepared by material identical as modeling magnetic bracket 10 to be formed, and is equally had
Magnetic conduction effect, therefore can effectively improve the magnetic field strength at spacer portion, it is uniform in the flat heated to guarantee coil panel 100
Heating effect.
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。
Wherein, the end of circular bar 50 extends towards the upper surface of coil group 30, and the end of circular bar 50 is higher than or flushes
In the upper surface of coil.
It should be noted that referring to shown in Fig. 4 and Fig. 5, the end of circular bar 50 provided in this embodiment is towards coil group
30 upper surfaces extend, and the extending direction of the circular bar 50 can be vertical or at a certain angle with the modeling bottom of magnetic bracket 10.Ring
The end of shape muscle 50 is higher than or is flush to the upper surface of coil, and such setting can guarantee that circular bar 50 can constrain coil
The diverging direction of magnetic induction line plays good magnetic conduction effect, prevents magnetic induction line from leaking outside, and improves the heating effect of coil panel 100.
Further, be provided in circular bar 50 it is multiple keep away line portion, multiple line portions that keep away are set along the circumferentially-spaced of circular bar 50
It sets.
As a kind of feasible embodiment, coil group 30 provided in this embodiment may include multiple connecting lines 33, i.e.,
It can be connected by a plurality of connecting line 33 between adjacent coil, to meet connection requirement, can be arranged in circular bar 50 multiple
Keep away line portion.As another optional embodiment, the present embodiment provides can also only pass through a connecting line between adjacent windings
33 connections, since coil is formed by coiling, connecting line 33 is drawn by the different position of coil, for convenient for connecting line
33 setting, can will be arranged in circular bar 50 it is multiple keep away line portion, connecting line 33 is pierced by from away from its nearest line portion that keeps away, can be with
The assembly difficulty for effectively reducing the coil panel 100 improves the flexibility of its structure.
As a kind of feasible embodiment, keeping away line portion is to be provided in circular bar 50 to keep away string holes, keeps away the internal diameter of string holes
More than or equal to the line width of connecting line 33.
It should be noted that the line portion provided in this embodiment that keeps away can be to be provided in circular bar 50 to keep away string holes, when even
When wiring 33 keeps away string holes across this, the hole wall for keeping away string holes can generate the effect of constraint to the movement of connecting line 33, therefore can have
Effect prevents connecting line 33 from deviating to keep away line portion under external force, improves the stability of the setting of coil group 30.
As another feasible embodiment, keeping away line portion is to be provided in circular bar 50 to keep away wire casing 52, keeps away wire casing 52
Notch be located at 50 top of circular bar.
It should be noted that it is provided in this embodiment keep away line portion and can also be keep away wire casing 52, this keeps away the notch position of wire casing 52
In the top of circular bar 50, when need to pass through connecting line 33 keep away line portion when, connecting line 33 can be only caught in by notch and be kept away
Wire casing 52 keeps away string holes compared to above-mentioned, and the installation process for keeping away wire casing 52 is more simple to operation, however it is to keeping away wire casing
52 binding effect is then not so good as to keep away string holes, and in actual use, user can use above two knot according to substantial selectivity
Structure keeps away line portion.
Specifically, the groove width for keeping away wire casing 52, which is greater than or equal to, to be connected to guarantee that stable being caught in of connecting line 33 is kept away in wire casing 52
The harness width of wiring 33.The slot bottom for keeping away wire casing 52 is higher than or is flush to the surface of modeling magnetic bracket 10.
As a kind of feasible embodiment, the width for keeping away the notch of wire casing 52 is greater than the width for keeping away the slot bottom of wire casing 52,
And the cell wall for keeping away wire casing 52 is seamlessly transitted from slot bottom to notch.It is greater than slot bottom width based on the width of rebate for keeping away wire casing 52, in this way
Setting can be kept away in wire casing 52 in order to which connecting line 33 is caught in, and keep away wire casing 52 notch smooth transition, can reduce connection
Line 33 is caught in the resistance for keeping away wire casing 52, to reduce the difficulty that connecting line 33 is caught in and takes out in keeping away wire casing 52, improves line
Enclose the preparation efficiency of disk 100.
As a kind of feasible embodiment, the groove width for keeping away wire casing 52 is equal everywhere from one side of slot bottom to notch side.It will
The equal everywhere of the groove width setting of wire casing 52 is kept away, in the grooving process of circular bar 50, it is possible to reduce fluting difficulty, to simplify
The preparation process of coil panel 100.
Wherein, based in circular bar 50 setting keep away wire casing 52, when keep away 52 quantity of wire casing it is excessive when, will affect circular bar 50
Intensity, therefore the present embodiment sets the sum of the groove width for keeping away wire casing 52 to the 1/2 to 4/5 of the perimeter of circular bar 50.
As a kind of feasible embodiment, keeping away wire casing 52 can be circular trough, square groove, dovetail groove or vee gutter,
In actual use, the shape for keeping away wire casing 52 can be set as needed, and the present embodiment is to this and is not limited, and also not limit to
In above-mentioned example.
Further, insulating support 20 includes multiple spaced insulation strips 23, is provided with multiple peaces in circular bar 50
Tankage 51, when the setting of insulating support 20 is when moulding on magnetic bracket 10, multiple insulation strips 23 are arranged in multiple installations correspondingly
In slot 51, the formation of mounting groove 51 keeps away wire casing 52.
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.
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.
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.
Modeling magnetic bracket 10 includes the first flange 12 positioned at modeling 10 marginal position of magnetic bracket, and insulating support 20 includes positioned at exhausted
Second flange 22 of 20 marginal position of edge bracket, when insulating support 20 and coil group 30 setting mould magnetic bracket 10 on when, second
Flange 22 is located between the periphery of coil group 30 and the first flange 12.
It should be noted that the diverging direction of the magnetic induction line of center and marginal position based on coil panel 100 is more
To guarantee to have good heating effect herein the first cylinder 11, side can be arranged in the center of modeling magnetic bracket 10 in dispersion
The first flange 12 is arranged in edge position, is constrained using the first cylinder 11 and the first flange 12 magnetic induction line, and formed to magnetic field
Good magnetic conduction effect, to improve the heating efficiency at two, wherein magnetic can be selected and be moulded to the first cylinder 11 and the first flange 12
The preparation of the identical material of bracket 10, and equally completed by way of injection molding.
Wherein to avoid between the first cylinder 11 and coil and generate between the first flange 12 and coil interaction and
There is a phenomenon where leaking electricity, the second cylinder 21 can be set in the center of insulating support 20, the second flange is arranged in marginal position
22, when insulating support 20 and coil group 30 are arranged when moulding on magnetic bracket 10, the second cylinder 21 is enclosed in the outer of the first cylinder 11
It encloses, obstructs the contact of the first cylinder 11 and coil panel 100, the second flange 22 is enclosed in the inside of the first flange 12, barrier first
The contact of flange 12 and coil panel 100 guarantees 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.The second cylinder 21 and second is turned over
Side 22 can also be integrally formed with insulating support 20.By integrally formed mode, insulating support 20 and modeling magnetic branch can be improved
The intensity of frame 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 larger.
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, is unfavorable for 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, improve inductance and Q value, to improve the heating efficiency of coil panel,
And improve its heating effect.It is molded into shape magnetic bracket by magnetisable material and ductile material, the tough of modeling magnetic bracket can be increased
Property, thus the service life of extension coil disk.It, can be to the two by the way that insulating support is arranged between coil group and modeling magnetic bracket
Insulating effect is played, the harness for puncturing coil group when electric current is excessive in coil group is prevented, ensure that the safety of coil group is 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, by the way that modeling magnetic bracket, insulation are arranged in coil panel
Bracket and coil group replace the magnetic stripe in existing coil panel using magnetisable material and the modeling magnetic bracket of ductile material injection molding,
It can simplify the structure of coil panel, to reduce the difficulty of its manufacture and assembling process, improve preparation efficiency, and be distributed in modeling
Magnetisable material in magnetic bracket can the diverging direction to magnetic induction line play guiding role, inductance and Q value are improved, to improve
The heating efficiency of coil panel, and improve its heating effect.It is molded into shape magnetic bracket by magnetisable material and ductile material, it can be with
The toughness for increasing modeling magnetic bracket, thus the service life of extension coil disk.It is exhausted by being arranged between coil group and modeling magnetic bracket
Edge 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 line
The normal work of the safety of circle 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)；
The coil group (30) includes at least two sections of coils, and the coil is formed by connecting line (33) coiling, the modeling magnetic branch
It is provided on frame (10) circular bar (50), at least one is set on the circular bar (50) for wearing the connecting line (33)
Keep away line portion.
2. coil panel (100) according to claim 1, which is characterized in that at least two sections of coils are along the coil panel
(100) radially inner and outer is arranged, and has spacer portion between the adjacent coil, and the circular bar (50) is arranged at the interval
At portion, the connecting line (33) for connecting the adjacent coil wears the described of the circular bar (50) and keeps away line portion.
3. coil panel (100) according to claim 1 or 2, which is characterized in that the end of the circular bar (50) is towards institute
The upper surface for stating coil group (30) extends, and the end of the circular bar (50) is higher than or is flush to the upper surface of the coil.
4. coil panel (100) according to claim 1 or claim 2, which is characterized in that be provided with multiple keep away on the circular bar (50)
Line portion, it is multiple described to keep away line portion being provided at circumferentially spaced along the circular bar (50).
5. coil panel (100) according to claim 1 or 2, which is characterized in that the line portion that keeps away is to be provided with the annular
String holes is kept away on muscle (50), the internal diameter for keeping away string holes is greater than or equal to the line width of the connecting line (33).
6. coil panel (100) according to claim 1 or 2, which is characterized in that the line portion that keeps away is to be provided with the annular
Keeping away wire casing (52) on muscle (50), the notch for keeping away wire casing (52) are located at the circular bar (50) top.
7. coil panel (100) according to claim 6, which is characterized in that the groove width for keeping away wire casing (52) is greater than or waits
In the harness width of the connecting line (33)；
And/or the slot bottom for keeping away wire casing (52) is higher than or is flush to the surface of modeling magnetic bracket (10).
8. coil panel (100) according to claim 7, which is characterized in that the width of the notch for keeping away wire casing (52) is big
In the width of the slot bottom for keeping away wire casing (52), and the cell wall for keeping away wire casing (52) is smoothed from the slot bottom to the notch
It crosses.
9. coil panel (100) according to claim 8, which is characterized in that the groove width for keeping away wire casing (52) is from the slot
One side of bottom is equal everywhere to the notch side.
10. coil panel (100) according to claim 7, which is characterized in that multiple the sum of groove widths for keeping away wire casing (52)
It is the 1/2 to 4/5 of the perimeter of the circular bar (50).
11. coil panel (100) according to claim 6, which is characterized in that the insulating support (20) includes multiple intervals
The insulation strip (23) of setting is provided with multiple mounting grooves (51) on the circular bar (50), when insulating support (20) are arranged in institute
When stating in modeling magnetic bracket (10), setting is in multiple mounting grooves (51) correspondingly for multiple insulation strips (23), institute
It states and keeps away wire casing (52) described in mounting groove (51) formation.
12. a kind of electromagnetic cooking appliance, which is characterized in that including coil panel of any of claims 1-11 (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821781237.8U CN209402760U (en) | 2018-10-31 | 2018-10-31 | Coil panel and electromagnetic cooking appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821781237.8U CN209402760U (en) | 2018-10-31 | 2018-10-31 | Coil panel and electromagnetic cooking appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209402760U true CN209402760U (en) | 2019-09-17 |
Family
ID=67879160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821781237.8U Active CN209402760U (en) | 2018-10-31 | 2018-10-31 | Coil panel and electromagnetic cooking appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209402760U (en) |
-
2018
- 2018-10-31 CN CN201821781237.8U patent/CN209402760U/en active Active
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