CN203387708U - An ultrathin electromagnetic wire reel and an electromagnetic cooking utensil - Google Patents
An ultrathin electromagnetic wire reel and an electromagnetic cooking utensil Download PDFInfo
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- CN203387708U CN203387708U CN201320320998.4U CN201320320998U CN203387708U CN 203387708 U CN203387708 U CN 203387708U CN 201320320998 U CN201320320998 U CN 201320320998U CN 203387708 U CN203387708 U CN 203387708U
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- electromagnetic
- magnetic stripe
- wire coil
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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Abstract
The utility model discloses an ultrathin electromagnetic wire reel and an electromagnetic cooking utensil, belongs to the field of kitchen cooking utensils, and solves a technical problem that the difficulty degree of ultrathin design of present electromagnetic wire reels is high. The ultrathin electromagnetic wire reel of the utility model comprises a wire coil support, a wire coil, and a magnetic stripe. The wire coil and the magnetic stripe are installed on the wire coil support. The magnetic stripe is formed by laminating multi-layers of soft-magnetic materials. The ultrathin electromagnetic wire reel of the embodiment of the utility model is applied to the electromagnetic cooking utensils such as induction cookers, electromagnetic heating-type soya-bean milk machines, or electromagnetic heating-type electric electrothermal pans.
Description
[technical field]
The utility model relates to a kind of electromagnetic wire coil, belongs to culinary cuisine utensil field.
[background technology]
Progress along with the epoch, various kitchens small household appliances all develop towards miniaturization, the cooking apparatus of Electromagnetic Heating of take is example, electromagnetic wire coil as core component also requires to ultra-thin future development, and the ultrathin design of electromagnetic wire coil is limited to magnetic stripe thickness greatly, therefore, the ultrathin of magnetic stripe is to electromagnetic wire coil and the whole ultrathin great significance for design of electrical equipment.
Current electromagnetic wire coil mainly is comprised of wire coil bracket, coil and iron oxygen magnetic stripe, and the integral thickness of electromagnetic wire coil mainly is subject to the impact of magnetic stripe thickness, more difficultly realizes ultrathin design, and then affects the ultrathin design of the electromagnetic heating devices such as electromagnetic oven.Used magnetic stripe is repressed by ferrite powder, sintering is prepared from, because being subject to press device and powder sintered goods to exist the crisp factor such as easily broken of yielding, poor flatness, matter to affect, can't realize sheet production, at present can produce and meet the thinnest about 3mm of magnetic stripe thickness of electromagnetic oven application, and only limit to the magnetic stripe of small size, simple shape, the magnetic stripe can not commensurate structure complicated, that area is large, this has equally also restricted further developing of electromagnetic oven product.
[utility model content]
Problem to be solved in the utility model just is to provide a kind of ultra-thin electromagnetic drum and electromagnetic cooking appliance, significantly reduces electromagnetic wire coil thickness, is convenient to the ultrathin design of electromagnetic cooking appliance.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: a kind of ultra-thin electromagnetic drum, comprise wire coil bracket, coil and magnetic stripe, and described coil and magnetic stripe are arranged on wire coil bracket, and described magnetic stripe is formed by multilayer soft magnetic material sheet lamination.
Further, described multilayer soft magnetic material thin slice is the nano crystal soft magnetic material thin slice.
Further, described multilayer soft magnetic material thin slice comprises manganese-zinc ferrite soft magnetic material thin slice and nano crystal soft magnetic material thin slice.
Further, the thickness of described soft magnetic material thin slice is 20 μ m-30 μ m.
Further, be provided with insulation enamelled coating or mucigel between adjacent soft magnetic material thin slice.
Further, described wire coil bracket is provided with winding slot, and described coil installs around in winding slot, and described magnetic stripe radially distributes on wire coil bracket.
Further, described magnetic stripe is circular and is arranged on wire coil bracket, and described coil is fixed on magnetic stripe.
Further, described magnetic stripe is provided with the air gap of heat transmission.
The utility model has also proposed a kind of electromagnetic cooking appliance, has the electromagnetic induction heater for heating, and described electromagnetic induction heater comprises electromagnetic wire coil, and described electromagnetic wire coil is the ultra-thin electromagnetic drum described in above-mentioned any one technical scheme.
Further, described electromagnetic cooking appliance is electromagnetic oven, electromagnetic heating type soy bean milk making machine or electromagnetic heating type electric food warmer.
The beneficial effects of the utility model:
Ultra-thin electromagnetic drum of the present utility model, its magnetic stripe adopts soft magnetic material sheet lamination to form, and compares current iron oxygen magnetic stripe, and the soft magnetic material thin slice has advantages of that size is wide, good toughness, easily cutting, is convenient to free project organization; And adopt overlapped way shaping magnetic stripe, and can utilize stacked soft magnetic material thin slice quantity to control thickness, the thickness controllability is high, can significantly reduce the thickness of electromagnetic wire coil;
Particularly the utility model adopts the nano crystal soft magnetic material thin slice, sheet thickness can be controlled in micron order, utilize the ultrathin design of magnetic stripe, and the nano crystal soft magnetic material thin slice also possess the advantages such as high magnetic permeability, high saturation magnetic flux, low-coercivity, low iron loss, Dispersion are good;
In addition, magnetic stripe of the present utility model also can be combined the nano crystal soft magnetic material thin slice with manganese-zinc ferrite soft magnetic material thin slice, nano crystal soft magnetic material thin slice magnetic permeability is high, can significantly improve the inductance value of coil, and the quality factor of manganese-zinc ferrite soft magnetic material thin slice are high, the combination of bi-material strip can improve inductance value and the quality factor of coil simultaneously.
These characteristics of the present utility model and advantage will be below embodiment, accompanying drawing in detailed exposure.
[accompanying drawing explanation]
Below in conjunction with accompanying drawing, the utility model is described further:
The structural representation that Fig. 1 is the utility model embodiment mono-ultra-thin electromagnetic drum;
The preferred structure schematic diagram that Fig. 2 is magnetic stripe in the utility model embodiment mono-;
The A place enlarged drawing that Fig. 3 is Fig. 2;
The another preferred structure schematic diagram that Fig. 4 is magnetic stripe in the utility model embodiment mono-;
The another preferred structure schematic diagram that Fig. 5 is magnetic stripe in the utility model embodiment mono-;
The another preferred structure schematic diagram that Fig. 6 is magnetic stripe in the utility model embodiment mono-;
The structural representation that Fig. 7 is magnetic stripe in the utility model embodiment bis-;
The decomposition texture schematic diagram that Fig. 8 is the utility model embodiment tri-ultra-thin electromagnetic drums;
The structural representation that Fig. 9 is the utility model embodiment tri-magnetic stripes.
[embodiment]
The utility model provides a kind of ultra-thin electromagnetic drum and electromagnetic cooking appliance, and the ultra-thin electromagnetic drum comprises wire coil bracket, coil and magnetic stripe, and magnetic stripe is formed by multilayer soft magnetic material sheet lamination.Take the soft magnetic material thin slice as raw material, adopt overlapped way shaping magnetic stripe, magnetic stripe thickness controllability is high, can significantly reduce the thickness of electromagnetic wire coil, is beneficial to the ultrathin design of product.
Technical scheme below in conjunction with the accompanying drawing of the utility model embodiment to the utility model embodiment is explained and illustrated, but following embodiment is only preferred embodiment of the present utility model, not all.Embodiment based in execution mode, those skilled in the art are other embodiment that obtains under the prerequisite of not making creative work, all belong to protection range of the present utility model.
Embodiment mono-:
With reference to Fig. 1-3, the present embodiment proposes a kind of ultra-thin electromagnetic drum, comprises wire coil bracket 1, coil 2 and magnetic stripe 3, wire coil bracket 1 is provided with winding slot, coil 2 installs around in winding slot, and magnetic stripe 3 radially distributes on wire coil bracket 1, and magnetic stripe 3 is formed by multilayer soft magnetic material sheet lamination.
The present embodiment preferably adopt nano crystal soft magnetic material thin slice 31 by stack, dipping lacquer, solidify, the technique such as cutting makes magnetic stripe 3, clip insulation enamelled coating 32 between adjacent two layers nano crystal soft magnetic material thin slice 31, the insulation enamelled coating also can replace with mucigel, good toughness due to the soft magnetic material thin slice, be shaped convenient, can prepare current sintering process by techniques such as cutting, punching presses and be difficult to the magnetic stripe be shaped, as complex structure, magnetic stripe 3 that area is large.
Because the machining property of the present embodiment magnetic stripe 3 is good, can pass through the process forming various shapes such as cutting, punching press: as shown in Figure 4, magnetic stripe 3 one ends are provided with projection 31, L-shaped, as shown in Figure 2, magnetic stripe 3 two ends are equipped with projection 31, be " U " shape, such magnetic stripe 3, have well poly-magnetic effect, reduce magnetic leakage, thereby improve Electromagnetic Heating efficiency; As shown in Figure 5, magnetic stripe 3 two ends are provided with projection 31 equally, but the not wide setting in two ends, the end width that magnetic stripe 3 is positioned at wire coil bracket 1 inboard is less than the end width that magnetic stripe 3 is positioned at wire coil bracket 1 outside, and it is fan-shaped that magnetic stripe 3 roughly is, and has so larger area; Be illustrated in figure 6 the special-shaped magnetic stripe 3 that structure is comparatively complicated, two ends also are provided with projection 31.In prior art according to the designing requirement of electromagnetic wire coil, the variable more magnetic stripe of Multiple Shape that swaps out, the magnetic stripe of other shapes no longer is described in further detail in the present embodiment.In addition, the fixing of magnetic stripe 3 can adopt the mode of buckle or hot pressing to realize.
The nano crystal soft magnetic material thin slice 31 that the present embodiment is used, its preferred thickness range, at 20 μ m-30 μ m, can be: 20 μ m, 21 μ m, 22 μ m, 23 μ m, 24 μ m, 25 μ m, 26 μ m, 27 μ m, 28 μ m, 29 μ m, 30 μ m.When making magnetic stripe, the thickness of every layer of nano crystal soft magnetic material thin slice 31 can be identical, also can be different, the thickness of magnetic stripe 3 integral body is controlled by the quantity of nano crystal soft magnetic material thin slice 31 that (insulation enamelled coating or mucigel mainly play the effect reinforced the connection, its thickness can be ignored), magnetic stripe 3 thickness are usually at 0.1mm～3mm, but because monolithic nano crystal soft magnetic material thin slice 31 thickness are little, the magnetic stripe that adopts overlapped way to make, its thickness controllability is high, even be controlled at micron order, significantly reduced electromagnetic wire coil thickness.
With current used manganese-zinc ferrite, compare, the magnetic flux density of the nano crystal soft magnetic material thin slice of the present embodiment is 1.2T, and manganese-zinc ferrite is only 0.5T; Nano crystal soft magnetic material thin slice magnetic permeability μ i50000, and manganese-zinc ferrite bulk permeability μ i2000-μ i3500, nano crystal soft magnetic material thin slice Curie temperature is 500 ℃-600 ℃, and the manganese-zinc ferrite Curie temperature is 200-300 ℃, therefore, nano crystal soft magnetic material thin slice 31 is suitableeer as working under electromagnetic wire coil permeability magnetic material and the alternating magnetic field below 100kHz.
In addition, because nano crystal soft magnetic material thin slice permeability is high, the poly-magnetic of the magnetic stripe of making is effective, produces the required material of same electrical sensibility reciprocal still less, can reduce the number of turns of magnetic stripe volume and coil, is convenient to whole electromagnetic wire coil and realizes lightening.In addition, the toughness of nano crystal soft magnetic material thin slice is better than manganese-zinc ferrite, and its magnetic stripe prepared is not prone to fracture in installation, transportation.
Embodiment bis-:
With reference to Fig. 7, the present embodiment electromagnetic wire coil magnetic stripe 3 used is formed by multilayer soft magnetic material sheet lamination, and manganese-zinc ferrite soft magnetic material thin slice 33 and nano crystal soft magnetic material thin slice 31 have been comprised in this multilayer soft magnetic material thin slice, be that magnetic stripe 3 is composited by manganese-zinc ferrite soft magnetic material thin slice 33 and nano crystal soft magnetic material thin slice 31, the advantage of nano crystal soft magnetic material thin slice 31 is high magnetic permeabilities, can significantly improve the inductance value of coil, and the quality factor of manganese-zinc ferrite soft magnetic material thin slice 33 are high, the combination of bi-material thin slice, can improve inductance value and the quality factor of coil simultaneously, in addition, manganese-zinc ferrite hardness is high, give the magnetic stripe rigidity, and the nano crystal soft magnetic material good toughness is given the magnetic stripe erosion-resisting characteristics, and the combination of bi-material makes the strong and unyielding Ji mutually of magnetic stripe, longer service life.
In the present embodiment, other architectural characteristics of magnetic stripe can, with reference to embodiment mono-, repeat no more.
Embodiment tri-:
With reference to Fig. 8, the magnetic stripe 3 of the present embodiment electromagnetic wire coil is circular and is fixed on wire coil bracket 1 by buckle or helicitic texture, and coil 2 directly is fixed on magnetic stripe 3.Circular magnetic stripe 3, coil 2 bottom magnetic shield are effective, reduce leakage field, and the magnetic field utilance is high, can reduce like this coil 2 consumptions, saves cost, also dwindles the drum volume, the lightening design of convenient electromagnetic drum simultaneously.
With reference to Fig. 9, the present embodiment, for this circular whole magnetic stripe 3 design radiator structures, is provided with the air gap 34 of heat transmission on magnetic stripe 3, and quantity and the shape of air gap 34 are not construed as limiting, by being set, improves air gap 34 heat dispersion of the present embodiment electromagnetic wire coil, to increase the service life.
Nano crystal soft magnetic material thin slice described in above-described embodiment is the preferred material of the utility model soft magnetic material thin slice, also deposit the soft magnetic material thin slice of other materials in prior art, such as amorphous soft magnet, permalloy etc., this material can be laminated equally, and stacked formation magnetic stripe described in the utility model, other soft magnetic materials that those of ordinary skills know also should be included in scope of the present utility model.Therefore, be appreciated that the utility model is mainly the structure that has changed existing magnetic stripe global formation, use the composite wafer stepped construction instead, the magnetic stripe formed has thus at least had significantly and has reduced on thickness, so that the design of the ultrathin of electromagnetic wire coil.
Embodiment tetra-:
The present embodiment provides a kind of electromagnetic oven, and the pan that can utilize electromagnetic induction generation eddy current to be opposite on stove is heated.Electromagnetic oven has upper cover, lower cover, panel and electromagnetic induction heater usually, electromagnetic induction heater comprises electromagnetic wire coil, electromagnetic wire coil can adopt the electromagnetic wire coil described in embodiment mono-, embodiment bis-or embodiment tri-, realizes the design of Ultrathin electromagnetic furnace.
Embodiment five:
The present embodiment provides a kind of electromagnetic heating type soy bean milk making machine, can utilize electromagnetic induction generation electromagnetic eddy, and alternating magnetic field makes the metal cup body of soy bean milk making machine produce eddy current, and eddy current makes atom high-speed motion in metal, thereby mutually collides, pushes heating.The electromagnetic heating type soy bean milk making machine generally includes cup, support and electromagnetic induction heater, and electromagnetic induction heater comprises electromagnetic wire coil, and electromagnetic wire coil can adopt the electromagnetic wire coil described in embodiment mono-, embodiment bis-or embodiment tri-.The present embodiment can also be the food processor of similar soy bean milk making machine, and such as juice extractor, cooking machine etc. reduces electromagnetic wire coil the taking up room of soy bean milk making machine inside, and further reduces electromagnetic heating type soy bean milk making machine weight.
Embodiment six:
The present embodiment provides a kind of electromagnetic heating type electric food warmer, can utilize induction coil 2 and magnet to produce electromagnetic eddy, makes a pot courage heating in the process of circulation of magnetic field, thereby realizes the heating cooking of food in the pot courage.The electromagnetic heating type electric food warmer generally includes a pot body, pot cover and electromagnetic induction heater, electromagnetic induction heater comprises electromagnetic wire coil, electromagnetic wire coil can adopt the electromagnetic wire coil described in embodiment mono-, embodiment bis-or embodiment tri-, reduce electromagnetic wire coil the taking up room of electric food warmer inside, further reduce electric food warmer weight.The electric food warmer of the present embodiment can be the similarly product such as electric pressure pot, electric cooker, electric cooking pot.
By above-described embodiment, the purpose of this utility model is by fully effective having reached.The personage who is familiar with this skill should be understood that the utility model includes but not limited to the content of describing in accompanying drawing and top embodiment.Any modification that does not depart from function and structure principle of the present utility model all will be included in the scope of claims.
Claims (10)
1. a ultra-thin electromagnetic drum, comprise wire coil bracket, coil and magnetic stripe, and described coil and magnetic stripe are arranged on wire coil bracket, it is characterized in that: described magnetic stripe is formed by multilayer soft magnetic material sheet lamination.
2. a kind of ultra-thin electromagnetic drum as claimed in claim 1, it is characterized in that: described multilayer soft magnetic material thin slice is the nano crystal soft magnetic material thin slice.
3. a kind of ultra-thin electromagnetic drum as claimed in claim 1, it is characterized in that: described multilayer soft magnetic material thin slice comprises manganese-zinc ferrite soft magnetic material thin slice and nano crystal soft magnetic material thin slice.
4. as claim 1 or 2 or 3 described a kind of ultra-thin electromagnetic drums, it is characterized in that: the thickness of described soft magnetic material thin slice is 20 μ m-30 μ m.
5. as claim 1 or 2 or 3 described a kind of ultra-thin electromagnetic drums, it is characterized in that: be provided with insulation enamelled coating or mucigel between adjacent soft magnetic material thin slice.
6. as claim 1 or 2 or 3 described a kind of ultra-thin electromagnetic drums, it is characterized in that: described wire coil bracket is provided with winding slot, and described coil installs around in winding slot, and described magnetic stripe radially distributes on wire coil bracket.
7. as claim 1 or 2 or 3 described a kind of ultra-thin electromagnetic drums, it is characterized in that: described magnetic stripe is circular and is arranged on wire coil bracket, and described coil is fixed on magnetic stripe.
8. a kind of ultra-thin electromagnetic drum as claimed in claim 7, it is characterized in that: described magnetic stripe is provided with the air gap of heat transmission.
9. an electromagnetic cooking appliance, have the electromagnetic induction heater for heating, and described electromagnetic induction heater comprises electromagnetic wire coil, it is characterized in that: described electromagnetic wire coil is the described ultra-thin electromagnetic drum of any one in claim 1 to 8.
10. a kind of electromagnetic cooking appliance as claimed in claim 9, it is characterized in that: described electromagnetic cooking appliance is electromagnetic oven, electromagnetic heating type soy bean milk making machine or electromagnetic heating type electric food warmer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320320998.4U CN203387708U (en) | 2013-06-05 | 2013-06-05 | An ultrathin electromagnetic wire reel and an electromagnetic cooking utensil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320320998.4U CN203387708U (en) | 2013-06-05 | 2013-06-05 | An ultrathin electromagnetic wire reel and an electromagnetic cooking utensil |
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| CN203387708U true CN203387708U (en) | 2014-01-08 |
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| CN201320320998.4U Expired - Lifetime CN203387708U (en) | 2013-06-05 | 2013-06-05 | An ultrathin electromagnetic wire reel and an electromagnetic cooking utensil |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104376957A (en) * | 2014-03-28 | 2015-02-25 | 九阳股份有限公司 | Magnetizer for electromagnetic heating and manufacturing technology thereof |
| CN105451386A (en) * | 2014-06-06 | 2016-03-30 | 名硕电脑(苏州)有限公司 | Heating coil |
-
2013
- 2013-06-05 CN CN201320320998.4U patent/CN203387708U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104376957A (en) * | 2014-03-28 | 2015-02-25 | 九阳股份有限公司 | Magnetizer for electromagnetic heating and manufacturing technology thereof |
| CN105451386A (en) * | 2014-06-06 | 2016-03-30 | 名硕电脑(苏州)有限公司 | Heating coil |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 250118 999 Mei Li Road, Huaiyin District, Ji'nan, Shandong Patentee after: JOYOUNG Co.,Ltd. Address before: Xinsha Road, Huaiyin District of Ji'nan city of Shandong Province, No. 12 250118 Patentee before: JOYOUNG Co.,Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140108 |