CN204291436U - Electromagnetic coil disk and there is the electric cooking appliance of this electromagnetic coil disk - Google Patents
Electromagnetic coil disk and there is the electric cooking appliance of this electromagnetic coil disk Download PDFInfo
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- CN204291436U CN204291436U CN201420786175.5U CN201420786175U CN204291436U CN 204291436 U CN204291436 U CN 204291436U CN 201420786175 U CN201420786175 U CN 201420786175U CN 204291436 U CN204291436 U CN 204291436U
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Abstract
The utility model is applicable to electric cooking appliance technical field, discloses a kind of electromagnetic coil disk and has the electric cooking appliance of this electromagnetic coil disk.Electromagnetic coil disk comprises wire spool holder assembly, the first coil and the second coil, wire spool holder assembly comprises wire spool pedestal and the wire spool support of involutory connection, first coil is set around the first winding area on wire spool pedestal, second coil is set around the second winding area on wire spool support, and first and second winding area is staggered in the projection of horizontal plane.Described electric cooking appliance has above-mentioned electromagnetic coil disk.Electromagnetic coil disk provided by the utility model and have the electric cooking appliance of this electromagnetic coil disk, two coils can work alone, and can facilitate independent the coiling parameter and the performance that control wherein two coils, meet the requirement of zones of different heating effect.
Description
Technical field
The utility model belongs to electric cooking appliance technical field, particularly relates to a kind of electromagnetic coil disk and has the electric cooking appliance of this electromagnetic coil disk.
Background technology
Current electric cooking appliance, such as Electromagnetic Heating product (such as electromagnetic heating electric rice cooker, electromagnetic oven etc.), product has electromagnetic wire loop graph dish part, wherein the electric heating product of partial design is at bottom and side winding coil panel respectively, along with the diversity requirement of heating mode increases, need to carry out independently controlling the coil in different heating region and possessing good heat dispersion simultaneously, the coil panel of existing structure has larger limitation, can not meet product performance demands.
Utility model content
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, and provide a kind of electromagnetic coil disk and have the electric cooking appliance of this electromagnetic coil disk, it is convenient to the use of user.
The technical solution of the utility model is: a kind of electromagnetic coil disk, comprise wire spool holder assembly, the first coil and the second coil, described wire spool holder assembly comprises wire spool pedestal and the wire spool support of involutory connection, described first coil is set around the first winding area on described wire spool pedestal, described second coil is set around the second winding area on described wire spool support, and described first winding area and described second winding area are staggered in the projection of horizontal plane.
Alternatively, described wire spool pedestal and wire spool support are fixed by locking member or are fixed by hot melt support or by rotary buckle structure.
Alternatively, described wire spool holder assembly is spill, and comprise bottom and sidepiece, described first winding area is arranged in any one of described bottom and sidepiece, and described second winding area is arranged in the another one of described bottom and sidepiece.
Alternatively, described wire spool pedestal and wire spool support respectively in spill, and comprise bottom and sidepiece respectively, and described first winding area is positioned at the bottom of described wire spool pedestal, and described second winding area is positioned at the sidepiece of described wire spool support; Or described first winding area is positioned at the sidepiece of described wire spool pedestal, described second winding area is positioned at the bottom of described wire spool support.
Alternatively, the rounded or annular of described first coil and be positioned at the middle section of described wire spool pedestal, described second coil is annular and is positioned at the periphery of described first coil; Described first coil has the first inner leads and the first outer leg, and described second coil has the second inner leads and the second outer leg; Described first outer leg connects with described second inner leads and forms common port and is connected to circuit board, or described first outer leg and described second inner leads are connected to the same tie point of circuit board.
Alternatively, described first coil and described second coils from parallel connection of coils are connected to circuit board.
Alternatively, the cross section of sidepiece on vertical plane of described wire spool support is curved, all or part of sidepiece being set around described wire spool support of described second coil.
Alternatively, described wire spool pedestal is spill, comprises bottom and sidepiece, described wire spool support is plate, corresponding with the bottom of described wire spool pedestal, described first winding area is positioned at the sidepiece of described wire spool pedestal, and described second winding area is positioned at described wire spool support.
Alternatively, described first coil is identical with the winding direction of described second coil, and described second coil loop is located at around described first coil, and described first coil and described second coil are coaxially arranged.
Alternatively, described first winding area is radially formed with circumferential array respectively by multiple arc convex tendon, and described arc convex tendon is shaped in described wire spool pedestal.
Alternatively, described second winding area is radially formed with circumferential array respectively by multiple arc convex tendon, and described arc convex tendon is shaped in described wire spool support.
Alternatively, described electromagnetic coil disk also comprises magnetic stripe, and described magnetic stripe is radial to be wholely set on described wire spool support.
Alternatively, described wire spool support is spill, comprise bottom and sidepiece, described magnetic stripe comprises the first magnetic stripe being located at described wire spool frame bottom, the second magnetic stripe being located at described wire spool rack side wall, and the imaginary length extension of described first magnetic stripe and the imaginary length extension of described second magnetic stripe are at the circumferential alternate of described wire spool support.
The utility model additionally provides a kind of electric cooking appliance, and described electric cooking appliance has above-mentioned electromagnetic coil disk.
Alternatively, described electric cooking appliance comprises pot body and interior pot, and described electromagnetic coil disk is arranged in described pot body, and described interior pot is positioned at described pot body and is positioned at the top of described electromagnetic coil disk.
Electromagnetic coil disk provided by the utility model and there is the electric cooking appliance of this electromagnetic coil disk, first coil is set around the first winding area on described wire spool pedestal, described second coil is set around the second winding area on described wire spool support, and described first winding area and described second winding area are staggered in the projection of horizontal plane, two coils can work alone, independent the coiling parameter and the performance that control wherein two coils can be facilitated, meet the requirement of zones of different heating effect.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the floor map of the electromagnetic coil disk that the utility model embodiment provides;
Fig. 2 is the floor map of wire spool pedestal and the second coil in the electromagnetic coil disk that provides of the utility model embodiment;
Fig. 3 is the floor map of the electromagnetic coil disk that the utility model embodiment provides;
Fig. 4 is the perspective exploded view of the electromagnetic coil disk that the utility model embodiment provides.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
It should be noted that, when element is called as " being fixed on " or " being arranged at " another element, it can directly on another element or may there is centering elements simultaneously.When an element is known as " being connected to " another element, it can be directly connected to another element or may there is centering elements simultaneously.
Also it should be noted that, the orientation term such as left and right, upper and lower in the utility model embodiment, is only relative concept or be reference with the normal operating condition of product each other, and should not be regarded as have restrictive.
As shown in Figure 1 to 4, a kind of electromagnetic coil disk that the utility model embodiment provides, comprise the first coil 1, second coil 2 and wire spool holder assembly 3, described first coil 1 and described second coil 2 are all set around described wire spool holder assembly 3, described wire spool holder assembly 3 comprises wire spool pedestal 31 and the wire spool support 32 of involutory connection, described first coil 1 is set around the first winding area on described wire spool pedestal 31, described second coil 2 is set around the second winding area on described wire spool support 32, and described first winding area and described second winding area are staggered in the projection of horizontal plane.First coil 1, second coil 2 can work simultaneously, and also independently can work, can be formed with two thermals source, two thermals source can heat simultaneously, also can independently heat, and its heating mode is many, and heating effect is good.
Particularly, described wire spool holder assembly 3 can be spill, wire spool holder assembly 3 can comprise bottom and sidepiece, described first winding area is arranged in any one of described bottom and sidepiece, described second winding area is arranged in the another one of described bottom and sidepiece, with corresponding different heating region, realize multiple heating effect, be convenient to subregion and independently control.
Particularly, described wire spool pedestal 31 and wire spool support 32 can be spill respectively, and comprising bottom and sidepiece respectively, described first winding area is positioned at the bottom of described wire spool pedestal 31, and described second winding area is positioned at the sidepiece of described wire spool support 32; Or described first winding area is positioned at the sidepiece of described wire spool pedestal 31, described second winding area is positioned at the bottom of described wire spool support 32.Wire spool assembly 3 is split wire spool pedestal 31 and wire spool support 32 two parts, and by the line of zones of different for difference winding is at diverse location, independently can control the performance of different heating region coil panel.
Particularly, described first coil 1 can be identical with the winding direction of described second coil 2.Described second coil 2 can be located on around described first coil 1.Described first coil 1 can coaxially be arranged with described second coil 2, namely the axis of the first coil 1, second coil 2 can overlap or roughly overlap, it should be noted that, the constraint terms such as coaxial, the coincidence described in the present embodiment, consider the factors such as mismachining tolerance, rigging error, measure error, it also can be roughly coaxial or overlap, and not geometry is coaxially proper.First coil 1, second coil 2 can work simultaneously, also can independently work, two thermals source can be formed, two thermals source can heat simultaneously, also can independently heat, in embody rule, can by starting the first coil 1 simultaneously, second coil 2, also the first coil 1 can alternately be started, second coil 2, or independent startup first coil 1 or the second coil 2, its heating mode is many, heating effect is good, and first coil 1, the electric current that second coil 2 passes through is reverse, larger mutual inductance and equivalent self inductance can be there is because two coils close on each other.When circuit working, the generation of equivalent self inductance can change the discharge and recharge kinetic potential in electromagnetic viscosimeter loop, and IGBT possibly cannot open shutoff under lower voltage condition, and switching loss is large, and device easily damages.Because the first coil 1, second coil 2 direction of winding is identical and arrange with one heart, the direction passing through two coils (the first coil 1, second coil 2) due to electric current during work can be contrary, thus the coupling inductance that can greatly reduce between coil, and then the impact reduced resonant circuit, improve the reliability of circuit, the high and long service life of the product efficiency of heating surface.
Particularly, from the front of described wire spool assembly, described first coil 1, second coil 2 is all in counterclockwise winding or all in clockwise direction winding, no matter from front or the back side of electromagnetic coil disk, two coils (the first coil 1, second coil 2) are all same direction of windings.
Understandably, also can at the second coil 2 outer sheathed tertiary coil or tertiary coil and the 4th coil etc. again, the number of coil can be two or more, and the quantity of heating source can set according to actual conditions.
Particularly, described first coil 1 can rounded or annular and be positioned at the middle section of described wire spool pedestal 31, and described second coil 2 is in annular and be positioned at the periphery of described first coil 1; Described first coil 1 has the first inner leads 11 and the first outer leg 12, described second coil 2 has the second inner leads 21 and the second outer leg, described first outer leg 12 connects with described second inner leads 21 and forms common port and is connected to circuit board, or described first outer leg 12 is connected to the same tie point of circuit board with described second inner leads 21; Described first inner leads 11 and described second outer leg are connected to tie points different on circuit board.Like this, the first coil 1, second coil 2 can be connected in parallel in circuit board, and the sense of current flowing through the first coil 1, second coil 2 can be contrary.
Particularly, described wire spool holder assembly 3 can comprise the wire spool pedestal 31 of involutory connection and wire spool support 32, first coil 1, second coil 2 can be set around wire spool pedestal 31 or/and wire spool support 32.Wire spool pedestal 31 is or/and wire spool support 32 can be provided with magnetic stripe, and magnetic stripe can be arranged radially in the first coil 1, second coil 2 intersection.
In the present embodiment, described first coil 1 is around being located at described wire spool support 32, described second coil 2 can be set around described wire spool pedestal 31, and certainly, the first coil 1, second coil 2 also can be set around wire spool pedestal 31 simultaneously or be set around wire spool support 32 simultaneously.
Particularly, described wire spool pedestal 31 and wire spool support 32 can be fixed by locking member or be fixed by hot melt support or by rotary buckle structure etc.Locking member can be screw etc.In embody rule, wire spool pedestal 31 and wire spool support 32 also can be fixed by modes such as buckle structures.
Particularly, wire spool pedestal 31 is or/and wire spool support 32 can be provided with arc convex tendon 301, arc convex tendon 301 is radially arranged at intervals with multi-turn, often circle comprise at least two circumferentially spaced arc convex tendon 301, first coil 1 or/and the second coil 2 can be set around on described arc convex tendon 301.
Particularly, the cross section of sidepiece 302 on vertical plane of described wire spool support 32 can be curved, all or part of sidepiece 302 being set around described wire spool support 32 of described second coil 2, like this, can can be affixed on the interior pot that need heat better by second coil 2, heating effect is good.
Particularly, described wire spool pedestal 31 can be spill, wire spool pedestal 31 comprises bottom and sidepiece, described wire spool support 32 can in plate, corresponding with the bottom of described wire spool pedestal 31, described first winding area is positioned at the sidepiece of described wire spool pedestal 31, and described second winding area is positioned at described wire spool support 32.Described first coil 1 is identical with the winding direction of described second coil 2, and described second coil 2 is located on around described first coil 1, and described first coil 1 is coaxially arranged with described second coil 2.Described first winding area is radially formed with circumferential array respectively by multiple arc convex tendon, and described arc convex tendon is shaped in described wire spool pedestal 31.Described first winding area is radially formed with circumferential array respectively by multiple arc convex tendon, and described arc convex tendon is shaped in described wire spool pedestal 31.Described first winding area radially can be formed with circumferential array respectively by multiple arc convex tendon 301, and described arc convex tendon 301 can be shaped in described wire spool pedestal 31.Described second winding area radially can be formed with circumferential array respectively by multiple arc convex tendon 301, and described arc convex tendon 301 can be shaped in described wire spool support 32.
Particularly, described electromagnetic coil disk also comprises magnetic stripe, and described magnetic stripe is radial to be wholely set on described wire spool support 32, to improve the performance of electromagnetic coil disk further.
Particularly, described wire spool support 32 can be spill, wire spool support 32 comprises bottom and sidepiece, described magnetic stripe comprises the second magnetic stripe being located at the first magnetic stripe bottom described wire spool support 32, being located at described wire spool support 32 sidewall, and the imaginary length extension of described first magnetic stripe and the imaginary length extension of described second magnetic stripe are at the circumferential alternate of described wire spool support 32.
The utility model embodiment still provides a kind of electric cooking appliance, and described electric cooking appliance has above-mentioned electromagnetic coil disk.Because the first coil 1, second coil 2 direction of winding is identical and arrange with one heart, during owing to working, electric current can be contrary by the direction of two coils, thus the coupling inductance that can greatly reduce between coil, and then the impact reduced resonant circuit, improve the reliability of circuit, the high and long service life of the product efficiency of heating surface.First coil 1, second coil 2 can work simultaneously, also can independently work, can be formed with two thermals source, two thermals source can heat simultaneously, also can independently heat, in embody rule, by starting the first coil 1, second coil 2 simultaneously, also can alternately can start the first coil 1, second coil 2, or independent startup first coil 1 or the second coil 2, its heating mode is many, and heating effect is good.
Particularly, described electric cooking appliance can comprise lid, pot body and interior pot, and described lid can be rotationally connected with a pot body; Described electromagnetic coil disk is arranged in described pot body, and described interior pot is positioned at described pot body and is positioned at the top of described electromagnetic coil disk, and the first coil 1, second coil 2 can form two independently thermals source, can heat to interior pot simultaneously or independently.
Particularly, described electric cooking appliance can be electric cooker or electric pressure cooker or electric cooking pot or electric steamer or electromagnetic oven etc.
The electromagnetic coil disk that the utility model embodiment provides and there is the electric cooking appliance of this electromagnetic coil disk, in its electromagnetic coil disk, the first coil is set around the first winding area on described wire spool pedestal, described second coil is set around the second winding area on described wire spool support, and described first winding area and described second winding area are staggered in the projection of horizontal plane, thus the coupling inductance that can greatly reduce between coil, and then the impact reduced resonant circuit, switching loss is little, device is not easy to damage, improve the reliability of circuit, high and the long service life of the product efficiency of heating surface.First coil 1, second coil 2 can work simultaneously, also can independently work, can be formed with two thermals source, two thermals source can heat simultaneously, also can independently heat, in embody rule, by starting the first coil 1, second coil 2 simultaneously, also can alternately can start the first coil 1, second coil 2, or independent startup first coil 1 or the second coil 2, its heating mode is many, and heating effect is good.
Compared to existing technology, the utility model coil panel aborning can respectively by coil winding on wire spool pedestal and wire spool support, again wire spool pedestal and wire spool support are fixed, each process operations is simple and convenient, overall production efficiency effectively improves, and the length of lead-in wire also can perform by standard design;
Two coils also can adopt the wire coiling of different size, unlike material, different parameters, meet the demand that different heating region heating effect is different;
In addition, the heat produced after coil electricity passes to wire spool pedestal and wire spool support respectively, substantially increases radiating effect;
Wire spool pedestal and the involutory connection of wire spool support, have the effect of mutual coil pressing, effectively prevent coil from coming off simultaneously.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace or improvement etc., all should be included within protection range of the present utility model.
Claims (16)
1. an electromagnetic coil disk, it is characterized in that, comprise wire spool holder assembly, the first coil and the second coil, described wire spool holder assembly comprises wire spool pedestal and the wire spool support of involutory connection, described first coil is set around the first winding area on described wire spool pedestal, described second coil is set around the second winding area on described wire spool support, and described first winding area and described second winding area are staggered in the projection of horizontal plane.
2. electromagnetic coil disk as claimed in claim 1, it is characterized in that, described wire spool pedestal and wire spool support are fixed by locking member or are fixed by hot melt support or by rotary buckle structure.
3. electromagnetic coil disk as claimed in claim 1, is characterized in that, any one in described wire spool pedestal and wire spool support is spill.
4. electromagnetic coil disk as claimed in claim 1, it is characterized in that, described wire spool holder assembly comprises bottom and sidepiece, and described first winding area is arranged in any one of described bottom and sidepiece, and described second winding area is arranged in the another one of described bottom and sidepiece.
5. electromagnetic coil disk as claimed in claim 1, it is characterized in that, described wire spool pedestal and wire spool support are respectively in spill, and comprise bottom and sidepiece respectively, described first winding area is positioned at the bottom of described wire spool pedestal, and described second winding area is positioned at the sidepiece of described wire spool support; Or described first winding area is positioned at the sidepiece of described wire spool pedestal, described second winding area is positioned at the bottom of described wire spool support.
6. electromagnetic coil disk as claimed in claim 5, is characterized in that, the rounded or annular of described first coil and be positioned at the middle section of described wire spool pedestal, and described second coil is annular and is positioned at the periphery of described first coil; Described first coil has the first inner leads and the first outer leg, and described second coil has the second inner leads and the second outer leg; Described first outer leg connects with described second inner leads and forms common port and is connected to circuit board, or described first outer leg and described second inner leads are connected to the same tie point of circuit board.
7. electromagnetic coil disk as claimed in claim 6, it is characterized in that, described first coil and described second coils from parallel connection of coils are connected to circuit board.
8. electromagnetic coil disk as claimed in claim 6, it is characterized in that, the cross section of sidepiece on vertical plane of described wire spool support is curved, all or part of sidepiece being set around described wire spool support of described second coil.
9. electromagnetic coil disk as claimed in claim 1, it is characterized in that, described wire spool pedestal is spill, comprise bottom and sidepiece, described wire spool support is plate, corresponding with the bottom of described wire spool pedestal, described first winding area is positioned at the sidepiece of described wire spool pedestal, and described second winding area is positioned at described wire spool support.
10. electromagnetic coil disk as claimed in claim 1, it is characterized in that, described first coil is identical with the winding direction of described second coil, and described second coil loop is located at around described first coil, and described first coil and described second coil are coaxially arranged.
11. electromagnetic coil disks as claimed in claim 1, is characterized in that, described first winding area is radially formed with circumferential array respectively by multiple arc convex tendon, and described arc convex tendon is shaped in described wire spool pedestal.
12. electromagnetic coil disks as claimed in claim 1, is characterized in that, described second winding area is radially formed with circumferential array respectively by multiple arc convex tendon, and described arc convex tendon is shaped in described wire spool support.
13. electromagnetic coil disks as claimed in claim 1, it is characterized in that, described electromagnetic coil disk also comprises magnetic stripe, and described magnetic stripe is radial to be wholely set on described wire spool support.
14. electromagnetic coil disks as claimed in claim 13, it is characterized in that, described wire spool support is spill, comprise bottom and sidepiece, described magnetic stripe comprises the first magnetic stripe being located at described wire spool frame bottom, the second magnetic stripe being located at described wire spool rack side wall, and the imaginary length extension of described first magnetic stripe and the imaginary length extension of described second magnetic stripe are at the circumferential alternate of described wire spool support.
15. 1 kinds of electric cooking appliances, is characterized in that, described electric cooking appliance has the electromagnetic coil disk according to any one of claim 1 to 14.
16. electric cooking appliances as claimed in claim 15, it is characterized in that, described electric cooking appliance comprises pot body and interior pot, and described electromagnetic coil disk is arranged in described pot body, and described interior pot is positioned at described pot body and is positioned at the top of described electromagnetic coil disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420786175.5U CN204291436U (en) | 2014-12-12 | 2014-12-12 | Electromagnetic coil disk and there is the electric cooking appliance of this electromagnetic coil disk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420786175.5U CN204291436U (en) | 2014-12-12 | 2014-12-12 | Electromagnetic coil disk and there is the electric cooking appliance of this electromagnetic coil disk |
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| CN204291436U true CN204291436U (en) | 2015-04-22 |
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| CN201420786175.5U Active CN204291436U (en) | 2014-12-12 | 2014-12-12 | Electromagnetic coil disk and there is the electric cooking appliance of this electromagnetic coil disk |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105054804A (en) * | 2015-08-07 | 2015-11-18 | 阮保清 | Electromagnetic heating wire coil for IH electric cooker |
| CN105744666A (en) * | 2014-12-12 | 2016-07-06 | 佛山市顺德区美的电热电器制造有限公司 | Solenoid disc and electric cooking device provided with same |
| CN107734733A (en) * | 2017-10-27 | 2018-02-23 | 珠海格力电器股份有限公司 | The multistage control coil winding structure and Electromagnetic Heating utensil of Electromagnetic Heating utensil |
| CN112386091A (en) * | 2019-08-19 | 2021-02-23 | 广东美的白色家电技术创新中心有限公司 | Coil panel and pot courage of IH electricity rice cooker |
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2014
- 2014-12-12 CN CN201420786175.5U patent/CN204291436U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105744666A (en) * | 2014-12-12 | 2016-07-06 | 佛山市顺德区美的电热电器制造有限公司 | Solenoid disc and electric cooking device provided with same |
| CN105744666B (en) * | 2014-12-12 | 2022-04-29 | 佛山市顺德区美的电热电器制造有限公司 | Electromagnetic coil panel and electric cooker with same |
| CN105054804A (en) * | 2015-08-07 | 2015-11-18 | 阮保清 | Electromagnetic heating wire coil for IH electric cooker |
| CN107734733A (en) * | 2017-10-27 | 2018-02-23 | 珠海格力电器股份有限公司 | The multistage control coil winding structure and Electromagnetic Heating utensil of Electromagnetic Heating utensil |
| WO2019080632A1 (en) * | 2017-10-27 | 2019-05-02 | 格力电器（武汉）有限公司 | Electromagnetic heating appliance multi-segment control coil wire winding structure and electromagnetic heating appliance |
| CN112386091A (en) * | 2019-08-19 | 2021-02-23 | 广东美的白色家电技术创新中心有限公司 | Coil panel and pot courage of IH electricity rice cooker |
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