CN201910943U - Heating coil panel - Google Patents
Heating coil panel Download PDFInfo
- Publication number
- CN201910943U CN201910943U CN2010206331611U CN201020633161U CN201910943U CN 201910943 U CN201910943 U CN 201910943U CN 2010206331611 U CN2010206331611 U CN 2010206331611U CN 201020633161 U CN201020633161 U CN 201020633161U CN 201910943 U CN201910943 U CN 201910943U
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- China
- Prior art keywords
- coil
- bracket
- heater
- heater coil
- groove
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000010438 heat treatment Methods 0.000 title abstract description 15
- 238000004804 winding Methods 0.000 claims description 10
- 229910000859 α-Fe Inorganic materials 0.000 claims description 6
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 229920001707 polybutylene terephthalate Polymers 0.000 description 4
- -1 Polybutylene Terephthalate Polymers 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
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- General Induction Heating (AREA)
Abstract
The utility model discloses a heating coil panel which is used for heating an appliance on the panel and comprises a coil panel support with a coiling part, the coiling part is provided with coils. The heating coil panel is characterized in that the distance between the coils and the bottom of the appliance is gradually decreased along the direction of the coil from the center to the outside. As the distance between the outer coil and the bottom surface of the appliance is shorter than that between the inner coil and the bottom surface of the appliance; the magnetic force lines of the outer coil are gathered inwards, the magnetic force lines of the inner coil are deviated towards the center; therefore, the magnetic force lines are uniformly distributed at the circumference of the appliance bottom, the magnetic field and the heating are uniformly distributed.
Description
Technical field
The new shape of this practicality relates to the electromagnetic induction heating field, is specifically related to a kind of heater coil disc.
Background technology
Electromagnetic oven particularly in the household appliances now, the core devices of its efficiency is exactly a heater coil disc.The magnetic field that coil panel produces makes the utensil that loads on it produce induced current, promptly reaches the spontaneous heating of utensil, has realized the high efficiency conversion of energy.
Coil panel in the current electromagnetic oven mainly is that the enamelled wire group is wound on PBT(Polybutylene Terephthalate, polybutylene terephthalate (PBT)) on the plastic stent dish, form the circular concentric utensil.General coil panel plane place electromagnetic oven crystallite panel lower surface, the crystallite upper surface is placed utensil, its each zone is constant with the utensil distance from bottom to be 6-13mm, but as can be known by the normal distribution of field of magnetic forece stack and the principle of cancellation and the magnetic line of force, because coil panel outer ring regional magnetic force line is less, and more concentrated near the inner circle area magnetic line of force, so unbalanced often for the heating of utensil; The center since the magnetic line of force cancel out each other and repel often cause the center magnetic line of force a little less than, thereby its heats of induction coil that common plane distributes is: outer ring and center heats all relatively are short of, and the center of coil panel and the heating of the annular region between the periphery are stronger.Therefore, the present inventor finds in to the analysis of prior art and practice process: when culinary art heating uneven, cause the culinary art poor effect, and owing to be heated and uneven utensil caused damage.
The utility model content
The technical problem that the new shape of this practicality solves is that heater coil disc heats uneven problem in the prior art, thereby more uniform heating coil panel of a kind of heating is provided.
For solving the problems of the technologies described above, the new shape of this practicality provides following technical scheme:
A kind of heater coil disc, be used to heat position utensil thereon, described coil panel comprises the coil bracket with winding section, is wound with coil on the described winding section, described coil is along on the outer direction of mind-set therefrom, and its distance between bottom described utensil reduces gradually.
Further, to be the center low, high stepped on every side in the winding section of described coil bracket.
Further, the section of described coil bracket is V-shaped.
Further, the angle between the bottom of described surface and utensil is 150 degree-160 degree.
Further, described coil bracket is provided with several baffle plates, and adjacent screen is formed for placing several coil grooves of coil.
Further, the blue band outer edge line ring recess of described coil groove is wound with lattice coil.
Further, the described coil bracket back side also is provided with the draw-in groove that is used to place magnetic stripe
Further, draw-in groove is spoke-like distribution.
Further, magnetic stripe is poly-magnetic ferrites.
Compared with prior art, the new shape of this practicality has following beneficial effect: a kind of heater coil disc that the new shape embodiment of this practicality provides, because the outer ring of coil and the distance of utensil lower surface are less than the distance of coil inner ring and utensil lower surface, the magnetic line of force of outer ring coil is inwardly poly-, the magnetic line of force of inner ring coil is to off-centring, therefore the magnetic line of force is evenly distributed on the circumference of utensil bottom, makes Distribution of Magnetic Field more even, heats more even.
Description of drawings
Fig. 1 is the new shape first embodiment heater coil disc vertical section schematic diagram of this practicality.
Fig. 2 is the new shape second embodiment heater coil disc vertical section schematic diagram of this practicality.
Embodiment
Clearer for technical problem, technical scheme and beneficial effect that the new shape of this practicality is solved, below in conjunction with drawings and Examples, the new shape of this practicality is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the new shape of this practicality, and be not used in and limit this practicality shape newly.
A kind of heater coil disc is used to heat position utensil thereon, and described coil panel comprises the coil bracket 1 with winding section, is wound with coil 3 on the winding section, and described coil is along on the outer direction of mind-set therefrom, and its distance between bottom described utensil reduces gradually.Because the outer ring of coil and the distance of utensil lower surface are less than the distance of coil inner ring and utensil lower surface, the magnetic line of force of outer ring coil is inwardly poly-, the magnetic line of force of inner ring coil is to off-centring, therefore the magnetic line of force is evenly distributed on the circumference of utensil bottom, make Distribution of Magnetic Field more even, heat more even.
Fig. 1 is the new shape first embodiment heater coil disc generalized section of this practicality; The bottom surface of coil bracket 1 is a horizontal plane among this figure, and the winding section of coil bracket is stepped.Stair-stepping division, each circle can be divided into the plurality of sections of five equilibrium from inside to outside, and the circle or a few turn coil groove depth that are in same section are identical, and the degree of depth of each section coil groove is enclosed successively from outside to inside and is deepened; Thereby the coil in the winding section of coil bracket 1 has formed to recessed characteristics.So just having formed a circle is that a ladder or a few circle are the coil panel of a ladder.Coil 3 is selected enamelled wire for use, and enamelled wire can be by inner ring toward outer ring from coil to coil coiling, and enamelled wire is at groove inner close fitting bottom land; Enamelled wire is introduced from inner ring, and two terminals are drawn and formed to outmost turns.Enamelled wire also can be by the outer ring toward the coiling of inner ring from coil to coil, and enamelled wire is at groove inner close fitting bottom land; Enamelled wire is introduced from outmost turns, and two terminals are drawn and formed to inner ring.
Coil bracket is provided with several baffle plates 2, and adjacent screen is formed for placing several coil grooves of coil 3; The coil groove separates the coil between the different circles, is convenient to heat radiation, prevents turn-to-turn short circuit.Several baffle plates are in different ladder place height differences, the height of baffle plate of inner ring is higher than the height of baffle plate of outer ring, because the height of baffle plate of inner ring is than higher, so at inner ring, can be in each coiling ring recess around the coil of multi-turn, thus realize a kind of tower heating, the magnetic line of force of outer ring is to bias internal, the magnetic line of force of outwards dispersing effectively reduces, and not only effectively reduces magnetic leakage but also makes full use of magnetic energy, can better remedy the uneven problem of heating in the prior art.Also be provided with the draw-in groove (not shown) that is used to place magnetic stripe 4 at coil bracket 1 back side; Draw-in groove is spoke-like distribution; Magnetic stripe 4 is poly-magnetic ferrites in the present embodiment.Because the back side of coil bracket 1 is level in the present embodiment, the draw-in groove of its distribution and poly-magnetic ferrites also are horizontal distribution.
Fig. 2 is the new shape second embodiment heater coil disc generalized section of this practicality; The each several part height of coil bracket 1 is identical among this figure, but coil bracket 1 from inner ring and outer ring not in same horizontal plane, the outer ring of coil bracket 1 is higher than inner ring, be the distance of the distance of outer ring and utensil bottom, be an angle between the vertical section of coil bracket and the utensil lower surface like this less than inner ring and utensil bottom; The figure that the vertical section of coil bracket is V-shaped, the inclined-plane of low outer high dip in forming can better remedy the uneven problem of heating in the prior art.In one embodiment, preferred 150 °-160 ° of the angle of described V-arrangement opening, promptly the angle of angle α is 150 °-160 ° among the figure.
The above only is the preferred embodiment of the new shape of this practicality; not in order to limit the new shape of this practicality; all the new shape of this practicality spirit and principle within done any modification, be equal to and replace and improvement etc., all should be included in this practicality newly within the protection range of shape.
Claims (9)
1. a heater coil disc is used to heat position utensil thereon, and described coil panel comprises the coil bracket with winding section, be wound with coil on the described winding section, it is characterized in that described coil is along on the outer direction of mind-set therefrom, its distance between bottom described utensil reduces gradually.
2. heater coil disc according to claim 1 is characterized in that, it is low, high stepped on every side that the winding section of described coil bracket is the center.
3. heater coil disc according to claim 1 is characterized in that the section of described coil bracket is V-shaped.
4. heater coil disc according to claim 3 is characterized in that, the angle of described V-arrangement opening is 150 degree-160 degree.
5. according to each described heater coil disc of claim 1 to 3, it is characterized in that described coil bracket is provided with several baffle plates, adjacent screen is formed for placing several coil grooves of coil.
6. heater coil disc according to claim 5 is characterized in that, the blue band outer edge line ring recess of described coil groove is wound with lattice coil.
7. according to each described heater coil disc of claim 1 to 4, it is characterized in that the described coil bracket back side also is provided with the draw-in groove that is used to place magnetic stripe.
8. heater coil disc according to claim 7 is characterized in that draw-in groove is spoke-like distribution.
9. heater coil disc according to claim 7 is characterized in that, magnetic stripe is poly-magnetic ferrites.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206331611U CN201910943U (en) | 2010-11-30 | 2010-11-30 | Heating coil panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206331611U CN201910943U (en) | 2010-11-30 | 2010-11-30 | Heating coil panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201910943U true CN201910943U (en) | 2011-07-27 |
Family
ID=44303138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206331611U Expired - Fee Related CN201910943U (en) | 2010-11-30 | 2010-11-30 | Heating coil panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201910943U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102595668A (en) * | 2011-12-31 | 2012-07-18 | 万宇 | Induction cooker coil disk and cooker |
| CN107182142A (en) * | 2017-06-14 | 2017-09-19 | 中山市谷电器科技有限公司 | Electromagnetic heating wire coil and electromagnetic heating device adopting same |
| CN108243520A (en) * | 2016-12-26 | 2018-07-03 | 佛山市顺德区美的电热电器制造有限公司 | Coil panel component and electromagnetic cooking appliance |
| CN108243524A (en) * | 2016-12-26 | 2018-07-03 | 佛山市顺德区美的电热电器制造有限公司 | Coil pan assemblies and induction cooking appliances |
-
2010
- 2010-11-30 CN CN2010206331611U patent/CN201910943U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102595668A (en) * | 2011-12-31 | 2012-07-18 | 万宇 | Induction cooker coil disk and cooker |
| CN108243520A (en) * | 2016-12-26 | 2018-07-03 | 佛山市顺德区美的电热电器制造有限公司 | Coil panel component and electromagnetic cooking appliance |
| CN108243524A (en) * | 2016-12-26 | 2018-07-03 | 佛山市顺德区美的电热电器制造有限公司 | Coil pan assemblies and induction cooking appliances |
| CN107182142A (en) * | 2017-06-14 | 2017-09-19 | 中山市谷电器科技有限公司 | Electromagnetic heating wire coil and electromagnetic heating device adopting same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110727 Termination date: 20151130 |
|
| EXPY | Termination of patent right or utility model |