CN202663581U - Induction cooker coil panel and induction cooker with same - Google Patents
Induction cooker coil panel and induction cooker with same Download PDFInfo
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- CN202663581U CN202663581U CN 201220331415 CN201220331415U CN202663581U CN 202663581 U CN202663581 U CN 202663581U CN 201220331415 CN201220331415 CN 201220331415 CN 201220331415 U CN201220331415 U CN 201220331415U CN 202663581 U CN202663581 U CN 202663581U
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- 230000001939 inductive effect Effects 0.000 title abstract 7
- 239000004020 conductor Substances 0.000 claims description 19
- 230000004907 flux Effects 0.000 abstract description 13
- 238000010438 heat treatment Methods 0.000 abstract description 12
- 230000000875 corresponding Effects 0.000 abstract description 5
- 238000000354 decomposition reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006011 modification reaction Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000003292 diminished Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Abstract
The utility model provides an induction cooker coil panel and an induction cooker with the same. The induction cooker coil panel provided by the utility model comprises a coil panel bracket, wherein a magnetizer used for covering the center of the coil panel bracket is arranged on the coil panel bracket, and a coil is wound on the magnetizer. According to the induction cooker coil panel and the induction cooker with the same, the magnetizer is arranged on the center of the coil bracket, therefore the magnetic flux density on the center is effectively increased, and the induced electromotive force on the corresponding part of a cooker bottom can be increased, therefore the food heating efficiency on the part is increased.
Description
Technical field
The utility model relates to the electromagnetic oven field, in particular to a kind of coil disc of electric stove and have its electromagnetic oven.
Background technology
The operation principle of electromagnetic oven is: control switch IGBT produces alternating current at coil, the magnetic field that alternating current changes around, and when placing the conductor pan in magnetic field, the bottom of a pan cutting magnetic field forms eddy current, and eddy current produces Joule heat in pan.Therefore electromagnetic oven heating efficient depends on that pan is to the utilance in magnetic field.According to Faraday's electromagnetic induction law: the size of induced electromotive force depends on the size of the rate of change of magnetic flux, and the bottom of a pan area is certain, and frequency is certain, then the crucial size that just depends on magnetic flux density of the size of induced electromotive force.
Present magnetic strip of electromagnetic oven shape is in-line, fan-shaped, trapezoidal, L shaped or U font substantially.The central area of coil 30 is provided with Vacancy A, cover without magnetic stripe, and first circle coiling enamelled wire is from relatively large radius.Corresponding wire coil bracket 10 central areas also are empty, and thermistor is installed on this Vacancy A, for detection of furnace surface temperature by rubber standoff.Said structure has solved the installation question of thermistor, but because the central area is without magnetic stripe, and first circle coiling enamelled wire decentre region distance is large, thereby causes the central area magnetic flux density to have the magnetic stripe zone little, induced electromotive force is also little, and the food efficiency of heating surface of central area is low.
The utility model content
The utility model aims to provide a kind of electromagnetic oven that improves the coil disc of electric stove of the core efficiency of heating surface and have it.
The utility model provides a kind of coil disc of electric stove, comprises wire coil bracket, is provided with the magnetic conductor that covers its centre on the wire coil bracket, is wound with coil on the magnetic conductor.
Further, magnetic conductor comprises that at least 3 are divergent shape and are arranged on the first magnetic conduction bar on the wire coil bracket, and the first magnetic conduction bar is near the part shape triangular in shape of the center of circle side of wire coil bracket; The part of shape triangular in shape has a closed angle end on the first magnetic conduction bar, and closed angle end is positioned at the circle centre position of wire coil bracket.
Further, the first magnetic conduction bar is isosceles triangle shape near the part of the center of circle side of wire coil bracket, and closed angle end is the drift angle end of isosceles triangle.
Further, the closed angle end of the first magnetic conduction bar is provided with the first medial flange that is triangular prism shape, the first magnetic conduction bar is near being provided with the first outboard flanges on the outer circumferential side of wire coil bracket, and coil winding is on the first magnetic conduction bar between the first medial flange and the first outboard flanges.
Further, the cross section of the first outboard flanges is trapezoidal, fan-shaped or rectangle.
Further, magnetic conductor comprises at least 3 the second magnetic conduction bars that are trapezoidal shape, and many second magnetic conduction bars are divergent shape and are arranged on the wire coil bracket, and its top margin side surrounds polygonal hole near the center of circle side of wire coil bracket and in the center of wire coil bracket; Magnetic conductor also comprises the magnetic conduction cylinder that is arranged on the cylindric or prism-shaped in the polygonal hole.
Further, the top margin side of the second magnetic conduction bar is provided with the second medial flange, and the base side of the second magnetic conduction bar is provided with the second outboard flanges.
Further, the cross section of the second medial flange and the second outboard flanges is trapezoidal.
The utility model also provides a kind of electromagnetic oven, comprises aforesaid coil disc of electric stove.
According to coil disc of electric stove of the present utility model and have its electromagnetic oven, by the centre at wire coil bracket magnetic conductor is set, thereby the magnetic flux density in Effective Raise centre, and then can increase the induced electromotive force of the bottom of a pan appropriate section, thus improve the food efficiency of heating surface at this position.
Description of drawings
The accompanying drawing that consists of the application's a part is used to provide further understanding of the present utility model, and illustrative examples of the present utility model and explanation thereof are used for explaining the utility model, do not consist of improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of coil disc of electric stove of the prior art;
Fig. 2 is the structural representation according to the first embodiment of coil disc of electric stove of the present utility model;
Fig. 3 is the decomposition texture schematic diagram according to the first embodiment of coil disc of electric stove of the present utility model;
Fig. 4 is the structural representation according to the first magnetic conduction bar of the first embodiment of coil disc of electric stove of the present utility model;
Fig. 5 is the structural representation according to the second embodiment of coil disc of electric stove of the present utility model;
Fig. 6 is the first decomposition texture schematic diagram according to the second embodiment of coil disc of electric stove of the present utility model;
Fig. 7 is the second decomposition texture schematic diagram according to the second embodiment of coil disc of electric stove of the present utility model; And
Fig. 8 is the 3rd decomposition texture schematic diagram according to the second embodiment of coil disc of electric stove of the present utility model.
Embodiment
Describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.
Shown in Fig. 2 to 4, the first embodiment according to coil disc of electric stove of the present utility model comprises wire coil bracket 10, is provided with the magnetic conductor that covers its centre on the wire coil bracket 10, is wound with coil 30 on the magnetic conductor.Coil disc of electric stove of the present utility model arranges magnetic conductor by the centre at wire coil bracket, thus the magnetic flux density in Effective Raise centre, and then can increase the induced electromotive force of the bottom of a pan appropriate section, thus improve the food efficiency of heating surface at this position.
Magnetic conductor comprises that at least 3 are divergent shape and are arranged on the first magnetic conduction bar 21 on the wire coil bracket 10, be provided with corresponding assembly space at wire coil bracket 10, in the present embodiment, as shown in Figures 2 and 3, the first magnetic conduction bar 21 is set to 8, article 8, the first magnetic conduction bar 21 is the divergent shape setting, forms the approximate circle disk-like structure at wire coil bracket 10.The first magnetic conduction bar 21 also can be set to such as 4,6 or more, and the first magnetic conduction bar 21 arranges manyly, and magnetic flux distribution is more even, and heat food is also more even.
The first magnetic conduction bar 21 is near the part shape triangular in shape of the center of circle side of wire coil bracket 10, the part of shape triangular in shape has a closed angle end on the first magnetic conduction bar 21, the closed angle end of each the first magnetic conduction bar 21 collects in the circle centre position of wire coil bracket 10, thereby make the centre of wire coil bracket 10 have magnetic conductor, increase the magnetic flux density of this part.Preferably, the first magnetic conduction bar 21 is isosceles triangle shape near the part of the center of circle side of wire coil bracket 10, and closed angle end is the drift angle end of isosceles triangle, thereby makes the mutual arrangement of a plurality of the first magnetic conduction bars 21 more even, arranges also more convenient.
Preferably, as shown in Figure 4, the closed angle end of the first magnetic conduction bar 21 is provided with the first medial flange 21a, and the first medial flange 21a is triangular prism shape, a plurality of the first medial flange 21a form boss-shaped in the centre of wire coil bracket 10, can more effectively increase this part magnetic flux density.The first magnetic conduction bar 21 is provided with the first outboard flanges 21b near on the outer circumferential sides of wire coil bracket 10, and coil 30 is wound on the first magnetic conduction bar 21 between the first medial flange 21a and the first outboard flanges 21b in the mode of helix.The first outboard flanges 21b is set can increase the magnetic flux density of wire coil bracket 10 outer circumferential sides effectively, and then improves around the bottom of a pan, also is the efficiency of heating surface at pot wall position.The cross section of the first outboard flanges 21b is according to multi-form needs, can arrange to be trapezoidal, fan-shaped or rectangle etc.
Since the first medial flange 21a of the first magnetic conduction bar 21 compared to existing technology in the more close center of circle of flange, thereby the minimum that makes coil is twined radius and is diminished, even also the coil disc of electric stove Eddy Distribution is passed to the center, reach equally the effect that promotes the drum center food efficiency of heating surface.The height with the first outboard flanges 21b of the first medial flange 21a is consistent or a little more than the first outboard flanges 21b.
As described in Fig. 5 and Fig. 6, the second embodiment according to coil disc of electric stove of the present utility model, when different from the first embodiment, magnetic conductor comprises at least 3 the second magnetic conduction bars 22 that are trapezoidal shape, many the second magnetic conduction bars 22 are divergent shape and are arranged on the wire coil bracket 10, and its top margin side surrounds polygonal hole near the center of circle side of wire coil bracket 10 and in the center of wire coil bracket 10; In polygonal hole, be provided with the magnetic conduction cylinder 23 that is mated.This embodiment is scheme compared to existing technology, overall structure and production technology to coil disc of electric stove do not need to make too much adjustment, only need to also be that polygonal hole position in the present embodiment arranges magnetic conduction cylinder 23 in the hollow part of prior art, and being adjusted setting, corresponding temperature control parts get final product, compare embodiment one, the present embodiment is implemented more convenient easy, and can effectively reach increase centre magnetic flux density, thereby improves the effect of the efficiency of heating surface of this part.Shown in Fig. 6 to 8, magnetic conduction cylinder 23 can be set to cylinder, also can be set to prism, as long as suitable with the polygonal hole in centre.
With the first embodiment similarly, also can be provided with in the top margin side of the second magnetic conduction bar 22 the second medial flange 22a, the base side of the second magnetic conduction bar 22 is provided with the second outboard flanges 22b.Also the second outboard flanges 22b can only be set as shown in Figure 6, and the second medial flange 22a is not set.The second medial flange 22a and the second outboard flanges 22b can be arranged to be trapezoidal, fan-shaped or other shapes etc. as required.
The utility model also provides a kind of electromagnetic oven, comprises coil disc of electric stove, and coil disc of electric stove is coil disc of electric stove in above-described embodiment.Adopt the coil disc of electric stove in above-described embodiment can effectively increase the magnetic flux density at the position corresponding with center, the bottom of a pan, thereby improve the efficiency of heating surface in centre, the bottom of a pan, make the heating of the whole the bottom of a pan more even.
As can be seen from the above description, the utility model the above embodiments have realized following technique effect:
According to coil disc of electric stove of the present utility model and have its electromagnetic oven, by the centre at wire coil bracket magnetic conductor is set, thereby the magnetic flux density in Effective Raise centre, and then can increase the induced electromotive force of the bottom of a pan appropriate section, thus improve the food efficiency of heating surface at this position.
The above is preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection range of the present utility model.
Claims (9)
1. a coil disc of electric stove comprises wire coil bracket (10), it is characterized in that, is provided with the magnetic conductor that covers its centre on the described wire coil bracket (10), is wound with coil (30) on the described magnetic conductor.
2. coil disc of electric stove according to claim 1 is characterized in that,
Described magnetic conductor comprises that at least 3 are divergent shape and are arranged on the first magnetic conduction bar (21) on the described wire coil bracket (10),
Described the first magnetic conduction bar (21) is near the part shape triangular in shape of the center of circle side of described wire coil bracket (10);
The part of the upper shape triangular in shape of described the first magnetic conduction bar (21) has a closed angle end, and described closed angle end is positioned at the circle centre position of described wire coil bracket (10).
3. coil disc of electric stove according to claim 2 is characterized in that,
Described the first magnetic conduction bar (21) is isosceles triangle shape near the part of the center of circle side of described wire coil bracket (10), and described closed angle end is the drift angle end of described isosceles triangle.
4. according to claim 2 or 3 described coil disc of electric stove, it is characterized in that,
The closed angle end of described the first magnetic conduction bar (21) is provided with the first medial flange (21a) that is triangular prism shape, described the first magnetic conduction bar (21) is provided with the first outboard flanges (21b) near on the outer circumferential side of described wire coil bracket (10), and described coil (30) is wound between described the above first medial flange (21a) of the first magnetic conduction bar (21) and described the first outboard flanges (21b).
5. coil disc of electric stove according to claim 4 is characterized in that,
The cross section of described the first outboard flanges (21b) is trapezoidal, fan-shaped or rectangle.
6. coil disc of electric stove according to claim 1 is characterized in that,
Described magnetic conductor comprises at least 3 the second magnetic conduction bars (22) that are trapezoidal shape, described many second magnetic conduction bars (22) are divergent shape and are arranged on the described wire coil bracket (10), and its top margin side surrounds polygonal hole near the center of circle side of described wire coil bracket (10) and in the center of described wire coil bracket (10);
Described magnetic conductor also comprises the magnetic conduction cylinder (23) that is arranged on the cylindric or prism-shaped in the described polygonal hole.
7. coil disc of electric stove according to claim 6 is characterized in that,
The top margin side of described the second magnetic conduction bar (22) is provided with the second medial flange (22a), and the base side of described the second magnetic conduction bar (22) is provided with the second outboard flanges (22b).
8. coil disc of electric stove according to claim 7 is characterized in that,
The cross section of described the second medial flange (22a) and described the second outboard flanges (22b) is trapezoidal.
9. an electromagnetic oven comprises coil disc of electric stove, it is characterized in that, described coil disc of electric stove is each described coil disc of electric stove in the claim 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220331415 CN202663581U (en) | 2012-07-09 | 2012-07-09 | Induction cooker coil panel and induction cooker with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220331415 CN202663581U (en) | 2012-07-09 | 2012-07-09 | Induction cooker coil panel and induction cooker with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202663581U true CN202663581U (en) | 2013-01-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220331415 Active CN202663581U (en) | 2012-07-09 | 2012-07-09 | Induction cooker coil panel and induction cooker with same |
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| CN (1) | CN202663581U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103237376A (en) * | 2013-04-07 | 2013-08-07 | 广东鼎燊科技有限公司 | Coil panel component of induction cooker |
| CN103415099A (en) * | 2013-06-18 | 2013-11-27 | 余姚三倍厨电科技有限公司 | Electromagnetic induction heating device |
| CN109089341A (en) * | 2018-09-18 | 2018-12-25 | 佛山市科菱斯科技有限公司 | A kind of heating coil panel of electromagnetic oven of U-shaped magnetic strip line circle flighting schedule |
| CN109348560A (en) * | 2018-11-25 | 2019-02-15 | 信宜江东电器科技有限公司 | A kind of novel electromagnetic heating drum |
-
2012
- 2012-07-09 CN CN 201220331415 patent/CN202663581U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103237376A (en) * | 2013-04-07 | 2013-08-07 | 广东鼎燊科技有限公司 | Coil panel component of induction cooker |
| CN103415099A (en) * | 2013-06-18 | 2013-11-27 | 余姚三倍厨电科技有限公司 | Electromagnetic induction heating device |
| CN103415099B (en) * | 2013-06-18 | 2015-12-23 | 余姚三倍厨电科技有限公司 | Electromagnetic induction heater |
| CN109089341A (en) * | 2018-09-18 | 2018-12-25 | 佛山市科菱斯科技有限公司 | A kind of heating coil panel of electromagnetic oven of U-shaped magnetic strip line circle flighting schedule |
| CN109348560A (en) * | 2018-11-25 | 2019-02-15 | 信宜江东电器科技有限公司 | A kind of novel electromagnetic heating drum |
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