CN204518117U - Heating coil panel and induction cooker - Google Patents
Heating coil panel and induction cooker Download PDFInfo
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- CN204518117U CN204518117U CN201520204125.6U CN201520204125U CN204518117U CN 204518117 U CN204518117 U CN 204518117U CN 201520204125 U CN201520204125 U CN 201520204125U CN 204518117 U CN204518117 U CN 204518117U
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- coiling
- winding slot
- inner ring
- winding
- outer shroud
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- 238000010438 heat treatment Methods 0.000 title abstract description 12
- 230000006698 induction Effects 0.000 title 1
- 238000004804 winding Methods 0.000 claims abstract description 71
- 230000005291 magnetic effect Effects 0.000 claims abstract description 53
- 230000004907 flux Effects 0.000 abstract description 24
- 230000000694 effects Effects 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
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- Induction Heating Cooking Devices (AREA)
Abstract
The utility model provides a heating coil panel and electromagnetism stove, include: the coil comprises a winding wire wound from inside to outside, and the magnetic strip is positioned below the coil; the coil comprises an inner ring winding located in the inner ring area of the coil, an outer ring winding located in the outer ring area of the coil, and a middle ring winding located between the inner ring winding and the outer ring winding; the distance between the middle ring winding and the bottom of the pot to be heated is larger than the distance between the inner ring winding and the bottom of the pot to be heated and the distance between the outer ring winding and the bottom of the pot to be heated respectively; the disk rack is provided with an annular wire winding groove, and the wire winding disk is wound in the wire winding groove. Through the utility model provides a heating coil panel and electromagnetism stove can make the magnetic flux density of pan bottom relatively even, realizes the effect to pan even heating.
Description
Technical field
The utility model relates to electromagnetic technology field, particularly relates to a kind of heater coil disc and electromagnetic oven.
Background technology
Coil panel is as the kernel component of electromagnetic oven; generally mainly be made up of coiling, plate rail and magnetic stripe part; coiling is coiled into coil and is arranged on plate rail; coil is by producing magnetic field after electric current; magnetic stripe provides magnetic permeability much larger than the flux paths of air, and play bundle magnetic effect, coiling is equably around on plate rail; due to the structure for assembly sensor assembly usually can be arranged in the middle of coil panel, in the region in distance coil disk center certain limit, there is no coil.
As can be seen here, the central area of coil panel and the magnetic field superposition of fringe region less, cause the Distribution of Magnetic Field of coil panel uneven, cannot homogeneous heating be realized.
Utility model content
The utility model provides a kind of heater coil disc and electromagnetic oven, for solving the problem that cannot realize homogeneous heating.
First aspect of the present utility model is to provide a kind of heater coil disc, comprise: plate rail, the winding loop coil on described plate rail and the multiple magnetic stripes be fixedly mounted on described plate rail, described coil comprises the coiling of coiling from inside to outside, and described magnetic stripe is positioned at the below of described coil; Described coil comprise the inner ring coiling of described coil endocyclic area, the outer shroud coiling in described coil outer region and between described inner ring coiling and described outer shroud coiling in around line; In described around the distance bottom line and pan to be heated be greater than described inner ring coiling and outer shroud coiling respectively with pan to be heated bottom distance; Described plate rail is provided with the winding slot of annular, and described wire spool winding is placed in winding slot.
Optionally, the upper surface of described inner ring coiling and described outer shroud coiling is higher than the upper surface around line in described.
Optionally, described winding slot is uniformly distributed from inside to outside.
Optionally, described coiling is embedded the bottom land at described winding slot, and the upper surface of described winding slot is on the same face; The groove depth of the winding slot being embedded described inner ring coiling and the winding slot being embedded described outer shroud coiling, be less than be embedded described in around the groove depth of the winding slot of line.
Optionally, described coiling is embedded the bottom land at described winding slot, and the groove depth of described winding slot is identical; The upper surface of the winding slot being embedded described inner ring coiling and the winding slot being embedded described outer shroud coiling, higher than be embedded described in around the upper surface of the winding slot of line.
Optionally, described plate rail from inside to outside uniform intervals is provided with multiple ring baffle, forms described winding slot between described multiple ring baffle, and each described ring baffle all offers breach; Described coiling, by described breach, wears the winding slot to being positioned at described ring baffle opposite side from the winding slot being positioned at described ring baffle side.
Optionally, described inner ring coiling relatively described with described outer shroud coiling in difference in height around line identical.
Optionally, described magnetic stripe is radially arranged.
Optionally, described magnetic stripe is inserted in the groove that formed between the upper surface of described plate rail and bottom surface.
Another aspect of the present utility model is to provide a kind of electromagnetic oven, comprises foregoing heater coil disc.
The heater coil disc that the utility model provides and electromagnetic oven, by by relative with outer shroud coiling for the inner ring coiling of coil described in arrange around line projection, the coiling of zones of different is different from the distance between bottom pan, the inner ring coiling that magnetic field superposition is few and outer shroud coiling are apart near bottom pan, air gap is little, reduce flux decay, around far away bottom linear distance pan during magnetic field superposition is many, air gap is large, increase flux decay, thus make the magnetic flux density bottom pan relatively uniform, realize the effect to pan homogeneous heating.
Accompanying drawing explanation
The explosive view of the heater coil disc that Fig. 1 provides for the utility model embodiment one;
The partial side view of the heater coil disc that a kind of execution mode that Fig. 2 is the utility model embodiment one provides;
The end view of the heater coil disc that the another kind of execution mode that Fig. 3 A is the utility model embodiment one provides;
The end view of the heater coil disc that another execution mode that Fig. 3 B is the utility model embodiment one provides;
The application scenarios figure of the heater coil disc that Fig. 4 provides for the utility model embodiment one.
Embodiment
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described.For convenience of description, zoomed in or out the size of different layers and region, so size shown in figure and ratio might not represent actual size, also do not reflect the proportionate relationship of size.
The explosive view of the heater coil disc that Fig. 1 provides for the utility model embodiment one, as shown in Figure 1, heater coil disc comprises:
Plate rail 1, the winding loop coil 2 on plate rail 1 and the multiple magnetic stripes 3 be fixedly mounted on plate rail 1, coil 2 comprises the coiling 21 of coiling from inside to outside, and magnetic stripe 3 is positioned at the below of coil 2;
Coil 2 comprise coil 2 endocyclic area inner ring coiling 211, the outer shroud coiling 212 of coil 2 outer region and between inner ring coiling 211 and outer shroud coiling 212 in around line 213;
In around line 213 and the distance bottom pan to be heated be greater than inner ring coiling 211 and outer shroud coiling 212 respectively with pan to be heated bottom distance;
Plate rail 1 is provided with the winding slot 11 of annular, and coiling 21 coiling is arranged in winding slot 11.
Optionally, coiling 21 can adopt close around or the even coiling of thin winding technologe, winding slot is uniformly distributed from inside to outside.The material of each magnetic stripe 3 is identical respectively with shape.Better can fix coiling by winding slot, prevent coil panel from scattering.
Optional again, can, by the non-homogeneous coiling of coiling 21, realize further adjusting the magnetic flux density in each region of coil panel.Concrete, coiling density is larger, and magnetic field superposition is more.For example, if the magnetic flux density of endocyclic area and outer region is less than the magnetic flux density of middle annular zone, then the coiling density of inner ring coiling and outer shroud coiling can be greater than the coiling density of middle annular zone, otherwise the coiling density of inner ring coiling and outer shroud coiling can be less than the coiling density of middle annular zone.
By present embodiment, in the adjustment each region of coil panel on the basis of the bottom of a pan distance, in conjunction with the density of coiling, can realize adjusting more accurately each region magnetic stripe density, thus make the magnetic flux distribution bottom pan more even.
Concrete, the magnetic field superposition of inner ring coiling and outer shroud winding area is few, and magnetic flux density is little, can reduce inner ring coiling and the air gap between outer shroud coiling and the bottom of a pan by above-mentioned execution mode, thus reduces the decay of magnetic flux; Contrary, in many around the superposition of line regional magnetic field, magnetic flux density is large, can be added big-and-middle around the air gap between line and the bottom of a pan by present embodiment, thus strengthen the decay of magnetic flux, finally make the magnetic flux density bottom pan relatively uniform, to reach the object of pan homogeneous heating.
Optionally, in one embodiment, inner ring coiling 211 and outer shroud coiling 212 upper surface higher than in around the upper surface of line 213.Such as, the upper surface of inner ring coiling 211 and outer shroud coiling 212, relative in around the upper surface projection of line 213; Or, the upper surface of inner ring coiling 211 and outer shroud coiling 212, relative in raise gradually around the upper surface of line 213.Optional again, as shown in Figure 2, the partial side view of the heater coil disc that a kind of execution mode that Fig. 2 is the utility model embodiment one provides, based on above-mentioned execution mode, winding slot is uniformly distributed from inside to outside.
Concrete, the upper surface of inner ring coiling 211 and outer shroud coiling 212 higher than in around the upper surface of line 213, can be realized by numerous embodiments, such as, can by inner ring coiling and outer shroud coiling along many around a few circle in short transverse, or, the upper surface realizing inner ring coiling 211 and outer shroud coiling 212 based on plate rail structure higher than in around the upper surface of line 213.
Based on above-mentioned execution mode, as a kind of embodiment of the present embodiment, as shown in Figure 3A, the end view of the heater coil disc that the another kind of execution mode that Fig. 3 A is the utility model embodiment one provides, in present embodiment, coiling 21 is embedded the bottom land at winding slot 11, and the surface of winding slot 11 is on the same face;
Wherein, the groove depth of the winding slot 111 being embedded inner ring coiling 211 and the winding slot 112 being embedded outer shroud coiling 212, is less than the groove depth around the winding slot 113 of line 213 in being embedded.
Based on above-mentioned execution mode, as the another kind of embodiment of the present embodiment, as shown in Figure 3 B, the end view of the heater coil disc that another execution mode that Fig. 3 B is the utility model embodiment one provides, in present embodiment, coiling 21 is embedded the bottom land at winding slot 11, and the groove depth of winding slot 11 is identical;
The upper surface of the winding slot 111 being embedded inner ring coiling 211 and the winding slot 112 being embedded outer shroud coiling 212, higher than the upper surface around the winding slot 113 of line 213 in being embedded.
The upper surface that above-mentioned two kinds of execution modes all can realize inner ring coiling 211 and outer shroud coiling 212 higher than in around the upper surface of line 213, thus make the magnetic flux density bottom pan relatively uniform, reach the object of pan homogeneous heating.
Concrete, inner ring coiling 211 can be identical with the difference in height around line 213 in outer shroud coiling 212 relatively.
In addition, in practical application, winding slot can be formed by numerous embodiments.
Optionally, in order to save cost, simplified manufacturing technique, plate rail 1 from inside to outside uniform intervals is provided with multiple ring baffle 12, forms winding slot 11, and each ring baffle 12 all offers breach between multiple ring baffle 12; Coiling 21 can pass through breach, wears the winding slot 11 to being positioned at ring baffle 12 opposite side from the winding slot 11 being positioned at ring baffle 12 side.
Concrete, in order to make Distribution of Magnetic Field evenly, magnetic stripe 3 can radially be arranged.
Concrete again, magnetic stripe 3 is inserted in the groove that formed between the upper surface of plate rail 1 and bottom surface.By present embodiment, easily magnetic stripe can be installed, be convenient to change.
In addition, the central area of current heater coil disc does not have coil, therefore be no matter with flat pan with the use of planar coil dish, or with curved surface pan with the use of the coil panel of curved surface coiling, when electric current is by coil panel, coil panel center is without winding area and coil panel edge, because magnetic field superposition is less, magnetic field intensity will lower than adapter ring district, and Distribution of Magnetic Field is also uneven, causes pan not to be heated properly.
And based on the heater coil disc that the present embodiment provides, as shown in Figure 4, the application scenarios figure of the heater coil disc that Fig. 4 provides for the utility model embodiment one, distance b between bottom distance c between bottom inner ring coiling and pan and outer shroud coiling and pan, around the distance a between bottom line and pan in being greater than.The inner ring coiling that magnetic field superposition is few and outer shroud coiling are apart near bottom pan, and air gap is little, reduces flux decay, around far away bottom linear distance pan during magnetic field superposition is many, air gap is large, increases flux decay, thus make the magnetic flux density bottom pan relatively uniform, realize the effect to pan homogeneous heating.
It should be noted that, be only a kind of enforceable mode in figure, be appreciated that also there is other enforceable mode, accompanying drawing does not limit other execution mode.
The heater coil disc that the present embodiment provides, by arranging around line projection in relative with outer shroud coiling for the inner ring coiling of coil, the coiling of zones of different is different from the distance between bottom pan, and the inner ring coiling that magnetic field superposition is few and outer shroud coiling are apart near bottom pan, and air gap is little, reduce flux decay, around far away bottom linear distance pan during magnetic field superposition is many, air gap is large, increases flux decay, thus make the magnetic flux density bottom pan relatively uniform, realize the effect to pan homogeneous heating.
The utility model embodiment two provides a kind of electromagnetic oven, comprising: as the heater coil disc of previous embodiment.
In the electromagnetic oven that the present embodiment provides, by arranging around line projection in relative with outer shroud coiling for the inner ring coiling of heater coil disc coil, the coiling of zones of different is different from the distance between bottom pan, the inner ring coiling that magnetic field superposition is few and outer shroud coiling are apart near bottom pan, air gap is little, reduce flux decay, around far away bottom linear distance pan during magnetic field superposition is many, air gap is large, increase flux decay, thus make the magnetic flux density bottom pan relatively uniform, realize the effect to pan homogeneous heating.
Last it is noted that above each embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to foregoing embodiments, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (10)
1. a heater coil disc, it is characterized in that, comprise: plate rail, the winding loop coil on described plate rail and the multiple magnetic stripes be fixedly mounted on described plate rail, described coil comprises the coiling of coiling from inside to outside, and described magnetic stripe is positioned at the below of described coil;
Described coil comprise the inner ring coiling of described coil endocyclic area, the outer shroud coiling in described coil outer region and between described inner ring coiling and described outer shroud coiling in around line;
In described around the distance bottom line and pan to be heated be greater than described inner ring coiling and outer shroud coiling respectively with pan to be heated bottom distance;
Described plate rail is provided with the winding slot of annular, and described wire spool winding is placed in winding slot.
2. heater coil disc according to claim 1, is characterized in that,
The upper surface of described inner ring coiling and described outer shroud coiling is higher than the upper surface around line in described.
3. heater coil disc according to claim 2, is characterized in that,
Described winding slot is uniformly distributed from inside to outside.
4. heater coil disc according to claim 3, is characterized in that,
Described coiling is embedded the bottom land at described winding slot, and the upper surface of described winding slot is on the same face;
The groove depth of the winding slot being embedded described inner ring coiling and the winding slot being embedded described outer shroud coiling, be less than be embedded described in around the groove depth of the winding slot of line.
5. heater coil disc according to claim 3, is characterized in that,
Described coiling is embedded the bottom land at described winding slot, and the groove depth of described winding slot is identical;
The upper surface of the winding slot being embedded described inner ring coiling and the winding slot being embedded described outer shroud coiling, higher than be embedded described in around the upper surface of the winding slot of line.
6. the heater coil disc according to any one of claim 3-5, is characterized in that,
Described plate rail from inside to outside uniform intervals is provided with multiple ring baffle, forms described winding slot between described multiple ring baffle, and each described ring baffle all offers breach;
Described coiling, by described breach, wears the winding slot to being positioned at described ring baffle opposite side from the winding slot being positioned at described ring baffle side.
7. the heater coil disc according to any one of claim 1-5, is characterized in that,
Difference in height around line during described inner ring coiling is relatively described with described outer shroud coiling is identical.
8. the heater coil disc according to any one of claim 1-5, is characterized in that,
Described magnetic stripe is radially arranged.
9. the heater coil disc according to any one of claim 1-5, is characterized in that,
Described magnetic stripe is inserted in the groove that formed between the upper surface of described plate rail and bottom surface.
10. an electromagnetic oven, is characterized in that, comprises heater coil disc as claimed in any one of claims 1-9 wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520204125.6U CN204518117U (en) | 2015-04-07 | 2015-04-07 | Heating coil panel and induction cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520204125.6U CN204518117U (en) | 2015-04-07 | 2015-04-07 | Heating coil panel and induction cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204518117U true CN204518117U (en) | 2015-07-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520204125.6U Active CN204518117U (en) | 2015-04-07 | 2015-04-07 | Heating coil panel and induction cooker |
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| Country | Link |
|---|---|
| CN (1) | CN204518117U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111970777A (en) * | 2019-05-19 | 2020-11-20 | 宁波方太厨具有限公司 | Wire coil for electromagnetic range |
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2015
- 2015-04-07 CN CN201520204125.6U patent/CN204518117U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111970777A (en) * | 2019-05-19 | 2020-11-20 | 宁波方太厨具有限公司 | Wire coil for electromagnetic range |
| CN111970777B (en) * | 2019-05-19 | 2022-02-08 | 宁波方太厨具有限公司 | Wire coil for electromagnetic range |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |