CN102322656A - Heat radiation structure of induction cooker - Google Patents
Heat radiation structure of induction cooker Download PDFInfo
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- CN102322656A CN102322656A CN201110257012A CN201110257012A CN102322656A CN 102322656 A CN102322656 A CN 102322656A CN 201110257012 A CN201110257012 A CN 201110257012A CN 201110257012 A CN201110257012 A CN 201110257012A CN 102322656 A CN102322656 A CN 102322656A
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- fan
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- deep bead
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Abstract
The invention discloses a heat radiation structure of an induction cooker. The heat radiation structure comprises a lower cover and an upper cover; a fan, a cooling fin and at least one wind shield are arranged in a cavity forming between the lower cover and the upper cover; the wind shield comprises a fan wind shield, which has an air intake and is arranged surrounding the fan; two first separator plates are arranged extending from two ends of the fan wind shield respectively to divide the cavity into a front chamber and a rear chamber that are mutually isolated. The front chamber is equipped with the fan, the cooling fin and the cavity, and the air intake is arranged between the fan and the cavity; a second separator plate is arranged in the cavity of the front chamber to divide the cavity into a high-pressure area and a low pressure area that are mutually isolated. According to the heat radiation structure of the induction cooker, an area needs heat radiation is isolated, and the heat radiation area is divided into a high temperature area and a low temperature area, so as to fully utilize heat radiation efficiency of cold airflow and increase efficiency of the cooling fin; thereby, heat radiation efficiency of the induction cooker during usage is increased.
Description
Technical field
The present invention relates to electromagnetic oven, relate in particular to a kind of electromagnetic oven heat radiation structure.
Background technology
Electromagnetic oven in use not only can receive the heat that pan on it transmits as a kind of stove and accessory, and the heating of inner simultaneously self device also can not be ignored, therefore, and the efficiently radiates heat major issue that to be electromagnetic oven face in practical application how.At present, adopt fin and fan to dispel the heat in the electromagnetic oven usually.Though also occurred some improved radiator structures on this basis; For example change the position of air inlet and air outlet; Or on fan, increase a fan housing, or change air channel structure etc., but these have all ignored a problem; Be that each parts self-heating in use is different in the electromagnetic oven, for example IGBT, bridge heap and drum etc. are more much more than the caloric value of other parts when work; In addition, each parts is different to the tolerance grade of environment temperature, and for example drum can tolerate 180 ℃ high temperature, and the electric capacity on the pcb board can only be in the operate as normal of ability below 85 ℃.Therefore, hot and cold air influences each other in the use, not only can increase the air current flow resistance, and high temperature gas flow blows to low-temperature region easily, thereby has reduced radiating efficiency.
Summary of the invention
The technical problem that the present invention will solve is not consider that to electromagnetic oven heat radiation structure in the prior art self-heating of each parts is different and different and cause the low defective of radiating efficiency to the tolerance degree of environment temperature; A kind of self-heating and environment temperature tolerance degree and electromagnetic oven heat radiation structure of designing based on parts is provided, in order to improve electromagnetic oven radiating efficiency in use.
The technical solution adopted for the present invention to solve the technical problems is: a kind of electromagnetic oven heat radiation structure is provided; Comprise lower cover and loam cake; Fan, fin and at least one deep bead are set in the cavity that between said lower cover and loam cake, forms; Said deep bead comprises the fan deep bead with air inlet around said fan setting, extends respectively from two ends of said fan deep bead two first dividing plates are set, with cup and the chamber, back that said cavity is divided into mutual isolation; Wherein, be provided with said fan, said fin and cavity in the said cup, said air inlet is between said fan and said cavity; And the second partition perpendicular to said air inlet is set in the cavity of said cup, said cavity is divided into the higher-pressure region and the low-pressure area of mutual isolation.
In the described electromagnetic oven heat radiation structure according to the embodiment of the invention, said air inlet place is provided with at least one and vertically is arranged on the said air inlet deep bead that covers down, said air inlet is divided into a plurality of sub-air inlets.
In described electromagnetic oven heat radiation structure according to the embodiment of the invention; Said air inlet deep bead comprises first deep bead that is arranged between said fin and the said fan, thereby forms the fin air inlet between the end of said first deep bead and adjacent said fan deep bead.
In the described electromagnetic oven heat radiation structure according to the embodiment of the invention, said air inlet deep bead also comprises and is arranged on second deep bead between the terminal and said fan of said second partition; Thereby form the higher-pressure region air inlet between said second deep bead and adjacent said first deep bead, formation low-pressure area air inlet between the other end of said second deep bead and adjacent said fan deep bead.
In described electromagnetic oven heat radiation structure, between the loam cake at said air inlet place and lower cover, rib is set, thereby between said loam cake and said rib, forms the drum air inlet according to the embodiment of the invention.
In the described electromagnetic oven heat radiation structure according to the embodiment of the invention, the material for preparing said first dividing plate and second partition is identical with the material of said loam cake of preparation or lower cover.
In the described electromagnetic oven heat radiation structure according to the embodiment of the invention, the material for preparing said deep bead is identical with the material of said loam cake or lower cover.
In described electromagnetic oven heat radiation structure according to the embodiment of the invention, be provided with two relative draw-in grooves in the said cavity, be used to install said first dividing plate.
The beneficial effect that the present invention produces is: through the cup and chamber, back that first dividing plate is divided into the cavity between loam cake and the lower cover mutual isolation is set; Therefore the cold wind of fan generation can only get into cup from air inlet; Can not flow to other zone, therefore in the heat radiation process, can make full use of the radiating efficiency of cold airflow; Through higher-pressure region and the low-pressure area that second partition is divided into cavity mutual isolation is set; Make high-temperature area and low-temperature region isolate fully; Thereby on the one hand, gaseous exchange can not take place between high-temperature area and the low-temperature region, reduce the resistance to stream; Thereby that has accelerated cold wind flows the speed of coming out of the stove that has improved the radiating efficiency of cold wind then and accelerated thermal current; On the other hand, fin is isolated in the zone that communicates with parts in the higher-pressure region, has therefore improved the efficient of fin; On the other hand, because high temperature gas flow can not mix with low-temperature airflow again, so the temperature in the low-temperature region can be maintained, and avoids receiving the influence of high temperature gas flow and rises once more.Generally speaking, adopt, can improve electromagnetic oven radiating efficiency in use according to electromagnetic oven heat radiation structure of the present invention.
Description of drawings
To combine accompanying drawing and embodiment that the present invention is described further below, in the accompanying drawing:
Fig. 1 is the structural representation of the electromagnetic oven heat radiation structure of the embodiment of the invention;
Fig. 2 is the structural representation at air inlet place of the electromagnetic oven heat radiation structure of the embodiment of the invention;
Fig. 3 is the interior structural representation of cup of the electromagnetic oven heat radiation structure of the embodiment of the invention.
The specific embodiment
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Referring to Fig. 1-3, general electromagnetic oven heat radiation structure comprises lower cover 1 and loam cake 2, and the cavity that forms between lower cover 1 and the loam cake 2 is used to hold each parts of electromagnetic oven, and said parts comprise drum, pcb board, IGBT and bridge heap etc.The electromagnetic oven heat radiation structure also comprises fan 100, fin 200 and at least one deep bead that is arranged in the cavity.Comprise in the deep bead around the fan 100 peripheral fan deep beads 310 that are provided with; Two ends of fan deep bead 310 form air inlet 400 in the location towards fin and parts; The cold wind that fan 100 produces blows to inside cavity through this air inlet 400, thereby lowers the temperature for the parts in the cavity.
In electromagnetic oven heat radiation structure according to the embodiment of the invention; Still referring to Fig. 1-3; In cavity, be oppositely arranged two first dividing plates 510, above-mentioned two first dividing plates 510 begin to extend on the shell of lower cover 1 and loam cake 2 from two ends of fan deep bead 310 respectively, thereby cavity is divided into mutual isolation cup 11 and chamber 12, back; Gaseous exchange can not take place between cup 11 and the chamber 12, back, the cold wind that therefore gets into cup 11 can only feed from air inlet 400.Two first dividing plates 510 both can be to be removably disposed in the cavity, also can be to be fixedly installed in the cavity.
Be provided with fan 100, fin 200 and cavity in the cup 11, cavity is positioned at drum (not shown) bottom, is used to hold each parts of electromagnetic oven.The zone at fin 200 places belongs to middle high-temperature region; Maximum operating temperature generally is controlled at below 80 ℃; For the radiating effect that makes fin 200 reaches best, be provided with the 3rd deep bead 340 in a side of closing on fin 200, in order to the side shell of fin 200 with loam cake 2 and lower cover 1 separated.In an embodiment of the present invention, the second partition 520 perpendicular to air inlet 400 is set in cavity, cavity is divided into the higher-pressure region 14 and low-pressure area 15 of mutual isolation.In addition, second partition 520 both can be to be removably disposed in the cavity, also can be to be fixedly installed in the cavity.For example in an embodiment of the present invention, as shown in Figure 1, be provided with two relative draw-in grooves 800 in the cavity, be used to install second partition 520, this mounting means is dismountable, can insert or take out second partition 520 at any time.Higher-pressure region 14 is between fin 200 and second partition 520, and the 220V zone on the corresponding pcb board in this higher-pressure region 14, mainly accommodates high power capacity and inductance, and operating temperature is 75 ℃ to 80 ℃.Low-pressure area 15 mainly accommodates caloric value transformer on the low side and electric capacity between the shell of second partition 520 and loam cake 2 and lower cover 1, the operating temperature of this part parts is generally below 50 ℃.Can find out from above,, between high-temperature area (higher-pressure region 14) and the low-temperature region (low-pressure area 15) gaseous exchange take place no longer through second partition 520 is set.
In addition; In electromagnetic oven heat radiation structure according to the embodiment of the invention; Also be provided with at least one air inlet deep bead at the air inlet place, thereby air inlet is separated into a plurality of sub-air inlets, wherein the air inlet deep bead removably or regularly vertically is provided with on the lower cover 1.In an embodiment of the present invention; The air inlet deep bead comprises first deep bead 320; First deep bead 320 and vertically is arranged on the lower cover 1 between fin 200 and fan 100, thereby forms fin air inlet 410 between the end of first deep bead 320 and adjacent fan deep bead 310.The cold wind that feeds from fin air inlet 410 blows to fin 200.The air inlet deep bead can comprise that also second deep bead, 330, the second deep beads 330 are arranged between second partition 520 ends and the fan, and can be connected with second partition 520 terminal contacts.Thereby form formation low-pressure area air inlet 430 between the other end of higher-pressure region air inlet 420, the second deep beads 330 and adjacent fan deep bead 310 between second deep bead 330 and adjacent first deep bead 320.At this moment, the cold wind of fan 100 generations blows to the parts in the higher-pressure region 14 through higher-pressure region air inlet 420; Blow to the parts in the low-pressure area 15 through low-pressure area air inlet 430.In addition, also can between the loam cake 2 at air inlet place and lower cover 1, rib 700 or dividing plate be set, thereby between loam cake 2 and rib 700, form drum air inlet 440.The cold wind that fan 100 produces blows to drum so that drum is dispelled the heat through drum air inlet 440, and drum belongs to high heater members, and this zone belongs to the high-temperature region, and maximum temperature can reach 150 ℃ in the work.
In the electromagnetic oven heat radiation structure according to the embodiment of the invention, the material for preparing two first dividing plates 510 and second partition 520 is identical with the material of loam cake 2 or lower cover 1.The material for preparing each deep bead is identical with the material of loam cake 2 or lower cover 1.Certainly, also can adopt other exotic material preparation.
In the electromagnetic oven course of work that has according to the radiator structure of the embodiment of the invention; Because adopt first dividing plate 510 cavity to be divided into the cup 11 and chamber 12, back of mutual isolation; The cold wind that fan 100 produces can only get into cup 11 from air inlet; Can not flow to other zone, therefore in the heat radiation process, can make full use of the radiating efficiency of cold airflow, desirable utilization rate reaches 100%.In addition; The cold wind that fan 100 produces gets into corresponding fin region, higher-pressure region 14, low-pressure area 15 and drum region from fin air inlet 410, higher-pressure region air inlet 420, low-pressure area air inlet 430 and drum air inlet 440 respectively; Therefore cold wind can arrive the purpose zone apace through each sub-air inlet; Dredged cold wind and flowed, it is more orderly and even to make that cold wind flows, and has also reduced noise.In addition; Second partition 520 is kept apart middle high-temperature area (fin region and higher-pressure region 14) and low-temperature region (low-pressure area 15) fully; On the one hand, gaseous exchange can not take place between high-temperature area and the low-temperature region, reduced the resistance to stream; Thereby that has accelerated cold wind flows the speed of coming out of the stove that has improved the radiating efficiency of cold wind then and accelerated thermal current; On the other hand, fin is isolated in the zone that communicates with parts in the higher-pressure region 14, has therefore improved the efficient of fin; On the other hand, because high temperature gas flow can not mix with low-temperature airflow again, so the temperature in the low-temperature region can be maintained, and avoids receiving the influence of high temperature gas flow and rises once more.
Can find out from above,, therefore be equal on the basis of radiating effect, can select the lower fin of heat dispersion for use, thereby reduce the mainboard cost in acquisition because adopt the heat-sinking capability that has improved electromagnetic oven according to the electromagnetic oven heat radiation structure of the embodiment of the invention; Also can select the lower electronic devices and components of temperature resistant grade for use, reduce the mainboard cost equally; Nor need on fan, add fan housing, simplify the structure and practiced thrift cost.
Should be understood that, concerning those of ordinary skills, can improve or conversion, and all these improvement and conversion all should belong to the protection domain of accompanying claims of the present invention according to above-mentioned explanation.
Claims (8)
1. electromagnetic oven heat radiation structure; Comprise lower cover and loam cake; Fan, fin and at least one deep bead are set in the cavity that between said lower cover and loam cake, forms, and said deep bead comprises the fan deep bead with air inlet around said fan setting, it is characterized in that; Extend respectively from two ends of said fan deep bead two first dividing plates are set, with cup and the chamber, back that said cavity is divided into mutual isolation; Wherein, be provided with said fan, said fin and cavity in the said cup, said air inlet is between said fan and said cavity; And the second partition perpendicular to said air inlet is set in the cavity of said cup, said cavity is divided into the higher-pressure region and the low-pressure area of mutual isolation.
2. electromagnetic oven heat radiation structure according to claim 1 is characterized in that, said air inlet place is provided with at least one and vertically is arranged on the said air inlet deep bead that covers down, said air inlet is divided into a plurality of sub-air inlets.
3. electromagnetic oven heat radiation structure according to claim 2; It is characterized in that; Said air inlet deep bead comprises first deep bead that is arranged between said fin and the said fan, thereby forms the fin air inlet between the end of said first deep bead and adjacent said fan deep bead.
4. electromagnetic oven heat radiation structure according to claim 3 is characterized in that, said air inlet deep bead also comprises and is arranged on second deep bead between the terminal and said fan of said second partition; Thereby form the higher-pressure region air inlet between said second deep bead and adjacent said first deep bead, formation low-pressure area air inlet between the other end of said second deep bead and adjacent said fan deep bead.
5. electromagnetic oven heat radiation structure according to claim 4 is characterized in that, between the loam cake at said air inlet place and lower cover, rib is set, thereby between said loam cake and said rib, forms the drum air inlet.
6. electromagnetic oven heat radiation structure according to claim 5 is characterized in that, the material for preparing said first dividing plate and second partition is identical with the material of said loam cake of preparation or lower cover.
7. according to each described electromagnetic oven heat radiation structure of claim 1-6, it is characterized in that the material for preparing said deep bead is identical with the material of said loam cake or lower cover.
8. electromagnetic oven heat radiation structure according to claim 1 is characterized in that, is provided with two draw-in grooves that are used to install said second partition in the said cavity relatively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110257012 CN102322656B (en) | 2011-09-01 | 2011-09-01 | Heat radiation structure of induction cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110257012 CN102322656B (en) | 2011-09-01 | 2011-09-01 | Heat radiation structure of induction cooker |
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| Publication Number | Publication Date |
|---|---|
| CN102322656A true CN102322656A (en) | 2012-01-18 |
| CN102322656B CN102322656B (en) | 2013-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110257012 Expired - Fee Related CN102322656B (en) | 2011-09-01 | 2011-09-01 | Heat radiation structure of induction cooker |
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| Country | Link |
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| CN (1) | CN102322656B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102589017A (en) * | 2012-03-13 | 2012-07-18 | 九阳股份有限公司 | Efficient radiating intelligent frying kitchen range |
| CN103292369A (en) * | 2012-02-22 | 2013-09-11 | 深圳市鑫汇科电子有限公司 | Ultrathin induction cooker and housing thereof |
| CN105042648A (en) * | 2015-09-02 | 2015-11-11 | 江门市赛赑厨房设备有限公司 | Intelligent heat dissipation induction cooker and application method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0388292A (en) * | 1989-08-29 | 1991-04-12 | Mitsubishi Electric Corp | Electromagnetic cooker |
| JP2003037383A (en) * | 2001-07-25 | 2003-02-07 | Toshiba Corp | Electronic equipment and air-cooled cooling device |
| CN1805626A (en) * | 2005-12-19 | 2006-07-19 | 米永峰 | Electromagnetic oven with turbo fan |
| CN1925736A (en) * | 2006-09-15 | 2007-03-07 | 深圳市拓邦电子科技股份有限公司 | Heat dissipation wind channel structure |
| CN102072508A (en) * | 2011-01-22 | 2011-05-25 | 徐跃新 | Heat dissipation structure of induction cooker |
| CN202216302U (en) * | 2011-09-01 | 2012-05-09 | 深圳拓邦股份有限公司 | Heat dissipation structure of induction cooker |
-
2011
- 2011-09-01 CN CN 201110257012 patent/CN102322656B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0388292A (en) * | 1989-08-29 | 1991-04-12 | Mitsubishi Electric Corp | Electromagnetic cooker |
| JP2003037383A (en) * | 2001-07-25 | 2003-02-07 | Toshiba Corp | Electronic equipment and air-cooled cooling device |
| CN1805626A (en) * | 2005-12-19 | 2006-07-19 | 米永峰 | Electromagnetic oven with turbo fan |
| CN1925736A (en) * | 2006-09-15 | 2007-03-07 | 深圳市拓邦电子科技股份有限公司 | Heat dissipation wind channel structure |
| CN102072508A (en) * | 2011-01-22 | 2011-05-25 | 徐跃新 | Heat dissipation structure of induction cooker |
| CN202216302U (en) * | 2011-09-01 | 2012-05-09 | 深圳拓邦股份有限公司 | Heat dissipation structure of induction cooker |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103292369A (en) * | 2012-02-22 | 2013-09-11 | 深圳市鑫汇科电子有限公司 | Ultrathin induction cooker and housing thereof |
| CN103292369B (en) * | 2012-02-22 | 2016-04-27 | 深圳市鑫汇科股份有限公司 | Ultrathin electromagnetic furnace and housing thereof |
| CN102589017A (en) * | 2012-03-13 | 2012-07-18 | 九阳股份有限公司 | Efficient radiating intelligent frying kitchen range |
| CN102589017B (en) * | 2012-03-13 | 2014-12-17 | 杭州九阳欧南多小家电有限公司 | Efficient radiating intelligent frying kitchen range |
| CN105042648A (en) * | 2015-09-02 | 2015-11-11 | 江门市赛赑厨房设备有限公司 | Intelligent heat dissipation induction cooker and application method thereof |
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| Publication number | Publication date |
|---|---|
| CN102322656B (en) | 2013-06-19 |
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