CN203615380U - High-energy-efficiency electromagnetic oven - Google Patents
High-energy-efficiency electromagnetic oven Download PDFInfo
- Publication number
- CN203615380U CN203615380U CN201320736122.8U CN201320736122U CN203615380U CN 203615380 U CN203615380 U CN 203615380U CN 201320736122 U CN201320736122 U CN 201320736122U CN 203615380 U CN203615380 U CN 203615380U
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- Prior art keywords
- air
- ducting ring
- electromagnetic oven
- high energy
- cover plate
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- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
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Abstract
The utility model discloses a high-energy-efficiency electromagnetic oven, belongs to the field of cookware, and solves the problem that the heat radiating efficiency is reduced caused by the low wind volume utilization ratio of the fan component in a conventional electromagnetic oven. The high-energy-efficiency electromagnetic oven comprises a bottom housing and a cover plate, wherein a furnace chamber is formed between the bottom housing and the cover plate, the fan component and a heating component are arranged in the furnace chamber, the fan component comprises cooling fans and air guide rings arranged on the peripheries of the cooling fans, and elastic support devices are arranged between the air guide rings and the bottom housing. The embodiment of the utility model applies to the electromagnetic oven, in particular to such electromagnetic oven that heat is dissipated through air cooling.
Description
[technical field]
The utility model relates to a kind of high energy efficiency electromagnetic oven, belongs to culinary cuisine utensil field.
[background technology]
The alternating magnetic field that electromagnetic oven mainly adopts electromagnetic wire coil to produce heats, in order to produce alternating magnetic field, need in electromagnetic wire coil, pass into the alternating current of high frequency, so need the switch element controls such as IGBT to pass into the electric current of electromagnetic wire coil, cause thus the element heating such as IGBT, electromagnetic wire coil higher, need on electromagnetic oven, design corresponding radiator structure.Electromagnetic oven in the market relies on wind-cooling heat dissipating conventionally, at the inner radiator fan of installing of electromagnetic oven, by radiator fan, outside air is sucked, and blow to heater element and dispel the heat, radiator fan is also provided with the structure such as air-ducting ring, wind deflector around conventionally, distinguished and admirable to guide, and improves radiating effect; Conventionally between air-ducting ring, wind deflector and the cover plate in electromagnetic oven, have fit-up gap, cooling air easily overflows from fit-up gap, reduces wind-cooling heat dissipating effect.
[utility model content]
The utility model provides a kind of high energy efficiency electromagnetic oven for overcoming the drawback of prior art, can effectively utilize cooling air quantity, improves radiating effect.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of high energy efficiency electromagnetic oven, comprise drain pan and cover plate, between described drain pan and described cover plate, form furnace chamber, in described furnace chamber, be provided with fan component and heat generating components, described fan component comprises radiator fan and is located at the air-ducting ring of described radiator fan periphery, between described air-ducting ring and described drain pan, is provided with resilient supporting unit.
Further, described resilient supporting unit is arranged in described air-ducting ring and is supported in the inwall of described drain pan.
Further, described resilient supporting unit comprises the shell fragment being located on described air-ducting ring sidewall.
Further, described shell fragment in described air-ducting ring sidewall outwards or bend inwards and form.
Further, described resilient supporting unit comprises the elastic sealing gasket that is located at described air-ducting ring bottom.
Further, described air-ducting ring upper end is provided with elastic sealing element, and described elastic sealing element is adjacent to described cover plate.
Further, described cover plate comprises upper cover and panel, and described upper cover is arranged on described drain pan, and described panel is located on described and covers, and described upper cover middle part forms uncovered, and described air-ducting ring upper end is through uncovered being adjacent on described panel.
Further, described furnace chamber is separated into cold wind air-inlet cavity and heat radiation air-out chamber by described air-ducting ring, described air-ducting ring is provided with fan outlet towards a side in heat radiation air-out chamber, and described drain pan is provided with deep bead, and described deep bead end extends to fan outlet sidewall.
Further, described deep bead end is provided with the connecting portion of bending, and described fan outlet sidewall is resisted against on described connecting portion.
Further, at least described air-ducting ring is adjacent to described cover plate towards the upper end of described cold wind air-inlet cavity one side.
The beneficial effects of the utility model:
The utility model arranges resilient supporting unit between air-ducting ring and the drain pan of electromagnetic oven, the elastic acting force that utilizes resilient supporting unit to produce makes to reach close-fitting effect between air-ducting ring and the cover plate of electromagnetic oven, the cooling air that radiator fan sucks blows to the heat generating components in electromagnetic oven from fan outlet completely, avoid cooling air to spread everywhere and caused air quantity waste, improve air quantity utilization rate, can make thus heat generating components obtain more effectively wind-cooling heat dissipating, improve radiating effect.
Compared to existing technology, seal the scheme of the fit-up gap between air-ducting ring and cover plate by elastomeric material, the cost of material is low for the resilient supporting unit that technical solutions of the utility model provide, Stability Analysis of Structures, thereby can reduce the overall manufacturing cost of product, and between air-ducting ring and cover plate, form sealing well, sealing effectiveness is better than prior art, in addition, realize the sealing between air-ducting ring and induction cooker cover plate owing to relying on resilient supporting unit, the manufacture process requirement of air-ducting ring itself is reduced, be easy to product and produce in enormous quantities.
These features of the present utility model and advantage will be below the specific embodiment, accompanying drawing in detailed exposure.
[accompanying drawing explanation]
Below in conjunction with accompanying drawing, the utility model is described further:
Fig. 1 is the perspective view of electromagnetic oven in the utility model embodiment mono-;
Fig. 2 is the generalized section of electromagnetic oven in the utility model embodiment mono-;
Fig. 3 is the A place partial enlarged drawing of Fig. 2;
Fig. 4 is the structural representation of air-ducting ring in the utility model embodiment mono-;
Fig. 5 is the B place partial enlarged drawing of Fig. 1.
[specific embodiment]
Accompanying drawing below in conjunction with the utility model embodiment is explained and illustrated the technical scheme of the utility model embodiment, but following embodiment is only preferred embodiment of the present utility model, not all.Based on the embodiment in embodiment, those skilled in the art are other embodiment that obtains under the prerequisite of not making creative work, all belong to protection domain of the present utility model.
Embodiment mono-:
With reference to Fig. 1,2, the present embodiment provides a kind of high energy efficiency electromagnetic oven, comprises drain pan 1 and cover plate 2, between drain pan 1 and cover plate 2, forms furnace chamber, in furnace chamber, be provided with fan component and heat generating components, fan component comprises radiator fan 4 and is located at the air-ducting ring 3 of radiator fan 4 peripheries.Between the air-ducting ring of conventional electromagnetic oven and cover plate, still retain the fit-up gap of 0.2mm-1mm, the factors such as production error, rigging error cause air-ducting ring still cannot meet the zero clearance requirement of Theoretical Design, the measure of taking is at present to increase the sealing ring that silicon or elastomeric material are made at air-ducting ring top, with the fit-up gap between sealing air-ducting ring and cover plate, thereby cooling wind energy is intensively blown out from the fan outlet of air-ducting ring, there is the problem that cost is high, sealing effectiveness is impermanent in this technical scheme.For this reason, the present embodiment arranges resilient supporting unit between air-ducting ring 3 and drain pan 1, and the elastic acting force that utilizes resilient supporting unit to produce air-ducting ring 3 makes air-ducting ring 3 upper ends be adjacent to cover plate 2, reaches air-ducting ring 3 and the close-fitting effect of cover plate 2.
With reference to 2-4, when concrete enforcement, resilient supporting unit comprises the shell fragment 31 being arranged on air-ducting ring 3 sidewalls, shell fragment 31 is in air-ducting ring 3 sidewalls to air-ducting ring 3 center bendings, the bottom of shell fragment 31 is resisted against on the diapire of drain pan 1, thereby provides elastic force upwards to air-ducting ring 3, for air-ducting ring 3 is formed to uniform and stable support, shell fragment 31 is circumferentially arranged at intervals with multiple along air-ducting ring 3, be generally more than two.When making, shell fragment 31 can be one-body molded with air-ducting ring 3, because air-ducting ring 3 adopts high temperature resistant plastic material support conventionally, so the structural stability of shell fragment 31 is better, is difficult for temperature influence and produces distortion.Certainly, those skilled in the art also can arrange shell fragment and air-ducting ring split, and the later stage is fixedly connected with and is also fine by modes such as welding, and the material of shell fragment is not limited to plastic material, can also be elastic metallic materials etc.; Except the mode bending inwards, shell fragment can be also that folding forms in air-ducting ring sidewall to air-ducting ring excurvation, or the shell fragment of inside and outward is set in air-ducting ring simultaneously.
With reference to Fig. 2,3, the cover plate 2 of electromagnetic oven generally comprises upper cover 21 and panel 22, upper cover 21 is arranged on drain pan 1 and middle part forms uncovered, panel 22 is arranged on upper cover 21, upper cover 21 is general adopts anti-scald plastics to make, panel 22 is generally microcrystal face plate, and in the situation that cover plate 2 comprises upper cover 21 and panel 22, air-ducting ring 3 upper ends should be closely attached on panel 22; In order to prevent that radiant heat transfer from arriving electromagnetic oven inside, cover plate can also arrange the thermal insulation board of mica sheet or other non-metallic materials, and thermal insulation board is arranged between panel 22 and upper cover 21, and in the situation that thermal insulation board is set, air-ducting ring 3 upper ends should be closely attached on thermal insulation board.The application of the present embodiment, makes to be assembled to seamlessly and to closely cooperate from original gap between air-ducting ring and cover plate, is conducive to reducing of electromagnetic oven thickness, can meet the designing requirement of Ultrathin electromagnetic furnace.
In the situation that cover plate 2 comprises upper cover 21 and panel 22, in prior art in order to reduce as far as possible the fit-up gap between air-ducting ring and cover plate, air-ducting ring upper surface can only be pressed close to panel setting, in any case but press close to, there is all the time gap, that is to say, air-ducting ring 3 upper surfaces are lower than upper cover upper surface, load onto after upper cover at panel, air-ducting ring upper surface can not be attached on panel completely, and such design has also proposed very high request to the dimension process of air-ducting ring.Adopt the scheme of the present embodiment, after air-ducting ring 3 is installed, the upper surface of air-ducting ring 3 exceeds upper cover 21 upper surfaces slightly, load onto after upper cover 21 at panel 22, pressing down air-ducting ring 3 by panel 22 makes the shell fragment 31 in air-ducting ring 3 produce elastic deformation, the elastic acting force of the shell fragment 31 utilizing can make air-ducting ring 3 upper surfaces and panel 22 remain close contact state, and structural stability is good.
In conjunction with Fig. 1, in order to have improved radiating efficiency, and make internal components layout more reasonable, the furnace chamber of electromagnetic oven is divided into cold wind air-inlet cavity 10 and heat radiation air-out chamber 11 conventionally, and heat generating components is positioned at air-out chamber, as the electrical part on electromagnetic wire coil, master control borad etc., fan component is positioned at air-inlet cavity, at cold wind air-inlet cavity 10, air inlet is set, sets out air port in heat radiation air-out chamber 11, fan outlet 30 is positioned at the side of air-ducting ring 3 towards heat radiation air-out chamber 11.In the electromagnetic oven course of work, the cooling air in cold wind air-inlet cavity 10 is sucked air-ducting ring 3 by radiator fan 4, and cooling air moves upward along air-ducting ring 3, and blows to heat generating components by the bounce-back of cover plate 2.Because air-ducting ring 3 is generally circular, a part is towards cold wind air-inlet cavity 10, another part is towards heat radiation air-out chamber 11, the present embodiment is in the time implementing so, shell fragment can be arranged on to the bottom towards cold wind air-inlet cavity 10 1 sides near air-ducting ring 3, object is at least will allow air-ducting ring 3 be adjacent to cover plate 2 towards the upper end of cold wind air-inlet cavity 10 1 sides, cooling air can be back in cold wind air-inlet cavity 10, the cooling air that radiator fan 4 sucks can blow side out towards heat radiation air-out chamber 11 1 from air-ducting ring 3, in the situation that air-ducting ring 3 upper ends are all adjacent to cover plate 2, cooling air just can intensively blow out from fan outlet 30, thereby taking full advantage of these cooling airs dispels the heat.
With reference to Fig. 3, because resilient supporting unit is arranged in air-ducting ring 3 and is supported in the diapire of drain pan 1, after air-ducting ring 3 and cover plate 2 installations, between the bottom surface of air-ducting ring 3 and drain pan 1 diapire, can reserve gap, so the electromagnetic oven of the present embodiment adopts side air inlet structure conventionally, the sidewall that is cold wind air-inlet cavity 10 arranges air inlet, cooling air enters cold wind air-inlet cavity 10 from air inlet, radiator fan 4 sucks the cooling air of cold wind air-inlet cavity 10 by the gap forming between air-ducting ring 3 bottom surfaces and drain pan 1 diapire, then blows to heat generating components by fan outlet.
With reference to Fig. 3, except guaranteeing that cooling air can not be back in cold wind air-inlet cavity 10, also should make the hot blast dispelling the heat in air-out chamber 11 also can not be back in cold wind air-inlet cavity 10 from the gap between air-ducting ring 3 and drain pan 1, for this reason, the present embodiment arranges wind screen rib 32 in air-ducting ring 3 towards the bottom of heat radiation air-out chamber 11 1 sides, the lower end of wind screen rib 32 should be pressed close to drain pan 1 diapire as far as possible, is preferably adjacent to drain pan 1 diapire completely.Because being to guarantee air-ducting ring 3 upper ends, the main purpose of the present embodiment is adjacent to cover plate 2, if require wind screen rib to be adjacent to drain pan 1 diapire completely simultaneously, can increase assembly technology difficulty, so in the present embodiment, the lower end of wind screen rib 32 is to press close to drain pan 1 diapire, and on drain pan 1 diapire, be positioned at wind screen rib periphery and be provided with convex tendon 13, convex tendon coordinates with wind screen rib, effectively stop that hot blast enters cold wind air-inlet cavity 10, also well prevented that the cooling air of cold wind air-inlet cavity 10 from tapping into into heat radiation air-out chamber 11 by the direct clearance between wind screen rib 32 lower ends and drain pan 1 diapire simultaneously, thereby improve the air quantity utilization rate of radiator fan 4.
Embodiment bis-:
With reference to Fig. 5, because the furnace chamber space of electromagnetic oven is larger, be difficult to cold wind air-inlet cavity 10 and heat radiation air-out chamber 11 to keep apart completely by the air-ducting ring 3 of radiator fan 4 peripheries, so the present embodiment is provided with deep bead 14 on drain pan 1 diapire, and the upper end of deep bead 14 also should be adjacent to cover plate 2, by air-ducting ring 3 and coordinating of deep bead cold wind air-inlet cavity 10 and heat radiation air-out chamber 11 being kept apart completely, prevent from altering wind between cold wind air-inlet cavity 10 and heat radiation air-out chamber 11.
In the time of specific design deep bead, the end of deep bead 14 is extended to fan outlet 30 sidewalls, the cooling air blowing out from fan outlet 30, by the guiding of deep bead, is concentrated cooling airflow and is blowed to corresponding heat generating components.In order to make the end of deep bead more tight with coordinating of fan outlet sidewall, prevent that cooperation place from leaking out, the present embodiment is provided with the connecting portion 141 of bending in deep bead 14 ends, and for example connecting portion 141 is L-shaped.Fan outlet 30 sidewalls are resisted against on connecting portion 141, by increasing the contact area of deep bead and fan outlet sidewall, reach deep bead and the close-fitting effect of fan outlet sidewall.Certainly, it may occur to persons skilled in the art that, the scheme of the present embodiment can also be the connecting portion that bending is set on fan outlet sidewall, and deep bead end is resisted against on the connecting portion of fan outlet sidewall; Or deep bead end and fan outlet sidewall all arrange the connecting portion of bending, and the connecting portion of two bendings cooperatively interacts.
Embodiment tri-:
The electromagnetic oven of the present embodiment comprises drain pan and cover plate, between drain pan and cover plate, form furnace chamber, in furnace chamber, be provided with fan component and heat generating components, fan component comprises radiator fan and is located at the air-ducting ring of radiator fan periphery, between air-ducting ring and drain pan, resilient supporting unit is set, resilient supporting unit is provided in a side of the elastic sealing gasket of air-ducting ring bottom, elastic acting force air-ducting ring being produced by elastic sealing gasket, make air-ducting ring upper end be adjacent to cover plate, reach the close-fitting effect of air-ducting ring and cover plate.
When practical application, elastic sealing gasket can arrange along the circumferential interval of air-ducting ring multiple, and effect can reference example one; The present embodiment can also form circulus around air-ducting ring by elastic sealing gasket, with the gap between sealing air-ducting ring bottom and drain pan diapire, in this case, electromagnetic oven adopts end air inlet structure conventionally, on drain pan diapire, the installation site of corresponding radiator fan arranges air inlet, and radiator fan directly sucks cooling air from air inlet.
According to the description of above-described embodiment, those skilled in the art should know: resilient supporting unit of the present utility model is not confined to above-mentioned several embodiment, except shell fragment, elastic sealing gasket, resilient supporting unit can also be the parts that spring etc. possesses strain function.Above-described embodiment can be in conjunction with prior art in the time of practical application, and as resilient supporting unit being set between air-ducting ring and drain pan, air-ducting ring upper end arranges the elastomer of silica gel, quality of rubber materials, is adjacent to cover plate by elastomer.
The effect of resilient supporting unit is to provide air-ducting ring elastic acting force upwards, so not limiting to, resilient supporting unit is arranged in air-ducting ring, also can be located between base side walls and air-ducting ring, such as the shell fragment in embodiment mono-scheme can be to extend to form to air-ducting ring direction from base side walls, air-ducting ring base abuts is on shell fragment; Or the shell fragment of bending is set on drain pan diapire.
Heat generating components in the utility model electromagnetic oven is mainly power component, the fin etc. on electromagnetic wire coil, master control borad, the utility model can adopt multiple fan components in the time implementing, dispel the heat to respectively electromagnetic wire coil, power component and fin, also can adopt single fan component to dispel the heat, save cost.
The utility model embodiment is applied to electromagnetic oven, especially adopts the electromagnetic oven of wind-cooling heat dissipating.
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 accompanying drawing and the content of describing in the specific embodiment above.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 high energy efficiency electromagnetic oven, comprise drain pan and cover plate, between described drain pan and described cover plate, form furnace chamber, in described furnace chamber, be provided with fan component and heat generating components, described fan component comprises radiator fan and is located at the air-ducting ring of described radiator fan periphery, it is characterized in that: between described air-ducting ring and described drain pan, be provided with resilient supporting unit.
2. high energy efficiency electromagnetic oven as claimed in claim 1, is characterized in that: described resilient supporting unit is arranged in described air-ducting ring and is supported in the inwall of described drain pan.
3. high energy efficiency electromagnetic oven as claimed in claim 2, is characterized in that: described resilient supporting unit comprises the shell fragment being located on described air-ducting ring sidewall.
4. high energy efficiency electromagnetic oven as claimed in claim 3, is characterized in that: described shell fragment in described air-ducting ring sidewall outwards or bend inwards and form.
5. high energy efficiency electromagnetic oven as claimed in claim 2, is characterized in that: described resilient supporting unit comprises the elastic sealing gasket that is located at described air-ducting ring bottom.
6. the high energy efficiency electromagnetic oven as described in one of claim 1 to 5, is characterized in that: described air-ducting ring upper end is provided with elastic sealing element, and described elastic sealing element is adjacent to described cover plate.
7. the high energy efficiency electromagnetic oven as described in one of claim 1 to 5, it is characterized in that: described cover plate comprises upper cover and panel, described upper cover is arranged on described drain pan, described panel is located on described and covers, described upper cover middle part forms uncovered, and described air-ducting ring upper end is through uncovered being adjacent on described panel.
8. the high energy efficiency electromagnetic oven as described in one of claim 1 to 5, it is characterized in that: described furnace chamber is separated into cold wind air-inlet cavity and heat radiation air-out chamber by described air-ducting ring, described air-ducting ring is provided with fan outlet towards a side in heat radiation air-out chamber, described drain pan is provided with deep bead, and described deep bead end extends to fan outlet sidewall.
9. high energy efficiency electromagnetic oven as claimed in claim 8, is characterized in that: described deep bead end is provided with the connecting portion of bending, and described fan outlet sidewall is resisted against on described connecting portion.
10. high energy efficiency electromagnetic oven as claimed in claim 8, is characterized in that: at least described air-ducting ring is adjacent to described cover plate towards the upper end of described cold wind air-inlet cavity one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320736122.8U CN203615380U (en) | 2013-11-19 | 2013-11-19 | High-energy-efficiency electromagnetic oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320736122.8U CN203615380U (en) | 2013-11-19 | 2013-11-19 | High-energy-efficiency electromagnetic oven |
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| Publication Number | Publication Date |
|---|---|
| CN203615380U true CN203615380U (en) | 2014-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320736122.8U Expired - Lifetime CN203615380U (en) | 2013-11-19 | 2013-11-19 | High-energy-efficiency electromagnetic oven |
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| CN (1) | CN203615380U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104776462A (en) * | 2015-04-27 | 2015-07-15 | 广东格兰仕集团有限公司 | Efficient heat dissipating air guide structure |
| CN105318374A (en) * | 2014-07-28 | 2016-02-10 | 佛山市顺德区美的电热电器制造有限公司 | Shell of induction cooker |
-
2013
- 2013-11-19 CN CN201320736122.8U patent/CN203615380U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105318374A (en) * | 2014-07-28 | 2016-02-10 | 佛山市顺德区美的电热电器制造有限公司 | Shell of induction cooker |
| CN104776462A (en) * | 2015-04-27 | 2015-07-15 | 广东格兰仕集团有限公司 | Efficient heat dissipating air guide structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: Huaiyin District of Ji'nan City, Shandong Province, 250117 US 999 miles 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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| CP02 | Change in the address of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140528 |
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| CX01 | Expiry of patent term |