CN103807886B - Micro-wave oven - Google Patents
Micro-wave oven Download PDFInfo
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- CN103807886B CN103807886B CN201410039062.3A CN201410039062A CN103807886B CN 103807886 B CN103807886 B CN 103807886B CN 201410039062 A CN201410039062 A CN 201410039062A CN 103807886 B CN103807886 B CN 103807886B
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Abstract
The invention provides a kind of micro-wave oven, comprising: housing, chamber plate, fire door and fan, housing is provided with air inlet and exhaust outlet; Chamber plate and housing form the heating cavity of front opening, the side plate of chamber plate are provided with cavity exhaust outlet; Fire door is hinged on housing, and and there is gap between housing, during fan work, a part of wind enters after in heating cavity from the gap between fire door and housing, then enters fan from cavity exhaust outlet; Another part wind enters fan from the air inlet housing, and the wind of fan blowout is discharged from exhaust outlet after electrical equipment.Micro-wave oven provided by the invention, chamber plate is only provided with cavity exhaust outlet, under the effect of fan, the air intake of cavity is from outside air intake, the water vapour that food in heating cavity produces is discharged from cavity exhaust outlet, meanwhile, the wind with water vapour that cavity exhaust outlet is discharged can be diversed to fan, and be jointly blown to electrical equipment with the wind sucked by air inlet and lower the temperature to it.
Description
Technical field
The present invention relates to household appliance technical field, in particular to a kind of micro-wave oven.
Background technology
At present, micro-wave oven on market is mainly used in culinary art food materials or heat food, food materials or food can produce water vapour when being positioned over heating in heating cavity 501, can cause damage to the inwall of microwave oven body, in addition electrical equipment 8 self also can produce heat, affect service efficiency and the life-span of electrical equipment 8, therefore in existing microwave oven, as shown in Figure 1, on the right plate that cavity air inlet 502 is arranged on heating cavity 501 lumen plate 5 and near control panel, the left plate of chamber plate 5 is provided with cavity exhaust outlet 503, in electric panel room on the right side of chamber plate 5, rear plate 3 place is provided with fan 7, the extraneous cold wind sucked from rear plate 3 enterprising air port 301 is blowed to the electrical equipment 8 in electric panel room by fan 7, after electrical equipment 8 is cooled, part wind continues through cavity air inlet 502 and enters in heating cavity 501, eventually pass cavity exhaust outlet 503 and discharge heating cavity 501, exhaust outlet 201 on outer cover 1 or base plate is discharged to outside micro-wave oven, extraneous cold wind can take away water vapour in heating cavity 501 and heat.
In the prior art, the wind entering heating cavity 501 is blown in heating cavity 501 by fan 7, after the air cooling electricity piece that fan 7 blows out, enter in heating cavity 501 by the cavity air inlet 502 on the right side of chamber plate 5, and discharged by the cavity exhaust outlet 503 on the left of the plate of chamber, the water vapour in heating cavity 501 can be taken away during exhaust, the draught area of air inlet is larger, intake is more, the speed of water vapour discharge is simultaneously also faster, but while improve intake, also can make the faster of the heat loss in heating cavity 501, power output and the thermal efficiency of micro-wave oven can be affected, the draught area of air inlet is less, and the air quantity entering heating cavity 501 is just few, can reduce the heat loss in heating cavity 501, but can reduce the radiating effect of wind for electrical equipment 8 simultaneously, and a large amount of water vapour can be made to condense into water at heating cavity 501 inwall.
Summary of the invention
In order to solve the problems of the technologies described above one of at least, the invention provides a kind of micro-wave oven, comprising: housing, described housing is provided with air inlet and exhaust outlet, and described housing forward end be provided with opening; Chamber plate, described chamber plate and described housing form the heating cavity of front opening, and described heating cavity is positioned at the inside of described housing, and the side plate of described chamber plate is provided with cavity exhaust outlet; Fire door, described fire door is on the housing hinged, for closing or opening described heating cavity, and there is gap between the header board of described fire door and described housing; And fan, described fan is arranged on the side of described chamber plate relative to described cavity exhaust outlet; Wherein, during described fan work, after a part of wind enters described heating cavity from the gap between fire door and described housing, then enter described fan from described cavity exhaust outlet; Another part wind enters described fan from described air inlet, and the wind of described fan blowout is discharged from described exhaust outlet after electrical equipment.
Micro-wave oven provided by the invention, only on the side of chamber plate, be provided with cavity exhaust outlet, the water vapour that food under the effect of fan in heating cavity produces discharges heating cavity from cavity exhaust outlet, namely during fan running, fan sucks the gas in heating cavity by cavity exhaust outlet, make to form negative pressure state to external world in heating cavity, outside air will enter in heating cavity by the gap between Men Tiyu header board, water vapour in heating cavity is constantly discharged from the cavity exhaust outlet the side plate of chamber plate, thus water vapour is discharged in heating cavity, the water vapour liquefaction amount in heating cavity can be reduced like this, prevent the globule to the infringement of microwave-oven-heating cavity inwall, in addition, the water vapour that cavity exhaust outlet is discharged can be diversed to fan, and jointly blow to electrical equipment by fan with the wind sucked by the air inlet on housing electrical equipment is lowered the temperature, wind simultaneously with water vapour can absorb through electrical equipment the heat that electrical equipment produces, further electrical equipment is lowered the temperature, thus extend the service life of electrical equipment.
In addition, the micro-wave oven in above-described embodiment provided by the invention can also have following additional technical feature:
According to one embodiment of present invention, described housing comprises: rear plate, and described rear plate is provided with air inlet; Base plate, described base plate is provided with exhaust outlet; And outer cover, described outer cover, described rear plate and described base plate form housing described in front opening; Header board, described header board is positioned at described housing forward end.
According to one embodiment of present invention, described cavity exhaust outlet to be positioned on the plate side plate of chamber and near described rear plate.
According to one embodiment of present invention, the corresponding described fan place, right side of described rear plate is provided with described air inlet, and described cavity exhaust outlet is arranged on the right side of chamber plate, and between described fan and described air inlet.
According to one embodiment of present invention, described cavity exhaust outlet to comprise on cavity exhaust outlet under exhaust outlet and cavity.
According to one embodiment of present invention, described micro-wave oven also comprises: blower tray, and described fan is fixed on blower tray, and described blower tray is provided with air-guiding aisle, described air-guiding aisle one end is connected with cavity exhaust outlet, for the described fan that led by the wind of discharging from described exhaust outlet.
According to one embodiment of present invention, described air inlet comprises multiple air intake through hole.
According to one embodiment of present invention, described cavity exhaust outlet comprises multiple exhaust hole.
According to one embodiment of present invention, described outer cover comprises outer cowl top panel, left plate and right plate, and surround an electric panel room on the right side of described outer cowl top panel, rear plate and right plate and described chamber plate, described electrical equipment and described fan are installed in described electric panel room.
According to one embodiment of present invention, described outer cover is integral type structure.
Additional aspect of the present invention and advantage become obvious by description part below, or are recognized by practice of the present invention.
In description of the invention, it will be appreciated that, term " on ", the orientation of the instruction such as D score, "left", "right", "front", "rear" or position relationship be based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or unit must have specific direction, with specific azimuth configuration and operation, therefore, limitation of the present invention can not be interpreted as.
In the description of this description, specific features, structure, material or feature that the description of term " embodiment ", " some embodiments ", " specific embodiment " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is micro-wave oven sectional structure schematic diagram described in the prior art;
Fig. 2 is the perspective view of micro-wave oven of the present invention;
Fig. 3 is the perspective view after micro-wave oven of the present invention removes outer cover;
Fig. 4 is the perspective view after micro-wave oven shown in Fig. 3 removes blower tray;
Fig. 5 is the sectional structure schematic diagram of micro-wave oven of the present invention.
Wherein, the corresponding relation in Fig. 1 to Fig. 5 between Reference numeral and component names is:
1 outer cover, 2 base plates, 201 exhaust outlets, plate after 3,301 air inlets, 4 header boards, 5 chamber plates, 501 heating cavities, 502 cavity air inlets, 503 cavity exhaust outlets, exhaust outlet on 5031 cavitys, exhaust outlet under 5032 cavitys, 6 fire doors, 7 fans, 8 electrical equipments, 9 blower trays.
In figure, the direction of arrow represents the direction that air flows.
Detailed description of the invention
In order to more clearly understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
Set forth a lot of detail in the following description so that fully understand the present invention; but; the present invention can also adopt other to be different from other modes described here and implement, and therefore, protection scope of the present invention is not by the restriction of following public specific embodiment.
Referring to Fig. 1 to Fig. 5, described according to some embodiments of the invention micro-wave oven is described.
Micro-wave oven provided by the invention, as shown in Figure 2, Figure 3 and Figure 4, comprising: rear plate 3, and described rear plate 3 is provided with air inlet 301; Base plate 2, described base plate 2 is provided with exhaust outlet 201; Outer cover 1, described outer cover 1 and described rear plate 3, base plate 2 form the housing of front opening; Chamber plate 5, described chamber plate 5 and rear plate 3 form the heating cavity 501 of front opening, enclosure interior described in described heating cavity 501, and the side plate of described chamber plate 5 is provided with cavity exhaust outlet 503; Header board 4, described header board 4 is positioned at housing forward end; Fire door 6, described fire door 6 is on the housing hinged, for closing or opening described heating cavity 501, and there is gap between described fire door 6 and described header board 4; With fan 7, described fan 7 is arranged on the side of described chamber plate 5 relative to described cavity exhaust outlet 503; Wherein, when described fan 7 works, a part of wind enters after in described heating cavity 501 from the gap between fire door 6 and described header board 4, then enters described fan 7 from described cavity exhaust outlet 503; Another part wind enters described fan 7 from described air inlet 301, and the wind that described fan 7 blows out is discharged from described exhaust outlet 301 after electrical equipment 8.
Micro-wave oven provided by the invention, only on the side of chamber plate 5, be provided with cavity exhaust outlet 503, under the effect of fan 7, the water vapour that food in heating cavity 501 produces discharges heating cavity 501 from cavity exhaust outlet 503, namely when fan 7 operates, as shown in Figure 5, fan 7 sucks the gas in heating cavity 501 by cavity exhaust outlet 503, make to form negative pressure state to external world in heating cavity 501, outside air will enter in heating cavity 501 by the gap between fire door 6 and header board 4, water vapour in heating cavity 501 is constantly discharged from the cavity exhaust outlet 503 of the side of chamber plate 5, namely from air draught in heating cavity 501, thus water vapour is discharged in heating cavity 503, the water vapour liquefaction amount in heating cavity can be reduced like this, prevent the globule to the infringement of the inwall of microwave oven heating cavity, in addition, the water vapour that cavity exhaust outlet 503 is discharged can be diversed to fan 7, and jointly blow to electrical equipment 8 by fan 5 with the wind sucked by air inlet 301, electrical equipment 8 is lowered the temperature, simultaneously can absorb with the wind of water vapour the heat that electrical equipment 8 produces when the electrical equipment 8, further electrical equipment 8 is lowered the temperature, thus extend the service life of electrical equipment 8.
Described electrical equipment 8 comprises the electric elements such as magnetron, transformer, and this is understandable for those of ordinary skill in the art.
In one embodiment of the invention, as shown in Figures 2 and 3, described cavity exhaust outlet 503 to be positioned on chamber plate 5 side plate and near rear plate 3.
Cavity exhaust outlet 503 to be arranged on chamber plate 5 side plate and near rear plate 3, the path of flowing in cavity 501 after outside air sucks from the gap between fire door 6 and header board 4 can be extended, thus farthest take away the steam in each corner of cavity 501, avoid the generation at steam dead angle, thus reduce water vapour content residual in cavity.
In one embodiment of the invention, as shown in Figure 3, corresponding described fan 7 place, the right side of described rear plate 3 is provided with described air inlet 301, and described cavity exhaust outlet 503 to be arranged on chamber plate 5 right plate between corresponding described fan 7 and described air inlet 301.
Cavity exhaust outlet 503 to be arranged on chamber plate 5 right plate between corresponding described fan 7 and described air inlet 301, make fan 7 from cavity exhaust outlet 503 air draught, thus make the less demand that can meet air quantity of air quantity from air inlet 301 suction, thus the area of air inlet can be reduced.
In one embodiment of the invention, as shown in Figure 4, described cavity exhaust outlet 503 to comprise on cavity exhaust outlet 5032 under exhaust outlet 5031 and cavity.
Cavity exhaust outlet 503 to comprise on cavity exhaust outlet 5032 under exhaust outlet 5031 and cavity, when fan 8 operates, fan 8 is respectively from upper part and the lower part air draught simultaneously of cavity 501, be conducive to heat mixing in cavity 501 on the one hand, improve the uniformity of heating, reduce the loss of cavity 501 heat on the other hand.
In one embodiment of the invention, as shown in Figure 3, described micro-wave oven also comprises: blower tray, described fan is fixed on blower tray, described blower tray is provided with air-guiding aisle, described air-guiding aisle one end is connected with cavity exhaust outlet, for the front side of the described fan that led by the wind of discharging from described exhaust outlet.
Blower tray 9 one aspect can fan attachment 8, on blower tray 9, be provided with air-guiding aisle simultaneously, air-guiding aisle one end is connected with cavity exhaust outlet 503, the wind with water vapour that cavity exhaust outlet 503 can be made to discharge enters from air-guiding aisle one end, and the front side of fan is discharged to along air-guiding aisle, prevent water vapour affected by fan 5 and be blown to other positions; In addition, the wind with water vapour of discharging from cavity exhaust outlet 503 can by the front side of air-guiding aisle water conservancy diversion to fan 8, jointly sucked by fan with the wind sucked by air inlet 301 and blow to electrical equipment 8, water vapour can absorb the heat that electrical equipment 8 produces, and lowers the temperature to electrical equipment 8.
In one embodiment of the invention, as shown in Figure 3, described air inlet comprises multiple air intake through hole.
Air inlet 301 comprises multiple air intake through hole when guaranteeing air intake, and foreign material can be avoided to be sucked by fan 7, thus affect the running of fan 7.
In one embodiment of the invention, as shown in Figure 4, described cavity exhaust outlet 503 comprises multiple exhaust hole.
Cavity exhaust outlet 503 comprises multiple exhaust hole when ensureing capacity, has the effect of shield microwaves, thus reduces the probability of microwave leakage.
According to one embodiment of present invention, described outer cover comprises outer cowl top panel, left plate and right plate, and surround an electric panel room on the right side of described outer cowl top panel, rear plate and right plate and described chamber plate, described electrical equipment and described fan are installed in described electric panel room.
Electric panel room is arranged at the right side of chamber plate 5, the control panel that the electrical equipment 8 in electric panel room connects also will be arranged at the right side of micro-wave oven, be applicable to the use habit of most people, user-friendly.
According to one embodiment of present invention, described outer cover is integral type structure.
Outer cover integral structure makes outer cover 1 tool entirety have good intensity, thus improves the service life of outer cover 1.
Claims (9)
1. a micro-wave oven, is characterized in that, comprising:
Housing, described housing is provided with air inlet and exhaust outlet, and described housing forward end is provided with opening;
Chamber plate, described chamber plate and described housing form the heating cavity of front opening, and described heating cavity is positioned at the inside of described housing, and the side plate of described chamber plate is provided with cavity exhaust outlet;
Fire door, described fire door is on the housing hinged, for closing or opening described heating cavity, and there is gap between the header board of described fire door and described housing; With
Fan, described fan is arranged on the side of described chamber plate relative to described cavity exhaust outlet;
Wherein, described housing comprises: rear plate, and described rear plate is provided with air inlet;
Base plate, described base plate is provided with exhaust outlet; With
Outer cover, described outer cover, described rear plate and described base plate form housing described in front opening;
Header board, described header board is positioned at described housing forward end;
During described fan work, after a part of wind enters described heating cavity from the gap between fire door and described housing, then enter described fan from described cavity exhaust outlet; Another part wind enters described fan from described air inlet, and the wind of described fan blowout is discharged from described exhaust outlet after electrical equipment.
2. micro-wave oven according to claim 1, is characterized in that, on the side plate that described cavity exhaust outlet is positioned at chamber plate and near described rear plate.
3. micro-wave oven according to claim 2, is characterized in that, the corresponding described fan place, right side of described rear plate is provided with described air inlet, and described cavity exhaust outlet is arranged on the right side of described chamber plate, and between described fan and described air inlet.
4. micro-wave oven according to claim 3, is characterized in that, described cavity exhaust outlet to comprise on cavity exhaust outlet under exhaust outlet and cavity.
5. micro-wave oven according to any one of claim 1 to 4, it is characterized in that, also comprise: blower tray, described fan is fixed on blower tray, described blower tray is provided with air-guiding aisle, one end of described air-guiding aisle is connected with cavity exhaust outlet, for the described fan that led by the wind of discharging from described exhaust outlet.
6. micro-wave oven according to claim 5, is characterized in that, described air inlet comprises multiple air intake through hole.
7. micro-wave oven according to claim 5, is characterized in that, described cavity exhaust outlet comprises multiple exhaust hole.
8. micro-wave oven according to claim 5, it is characterized in that, described outer cover comprises outer cowl top panel, left plate and right plate, and surround an electric panel room on the right side of described outer cowl top panel, rear plate and right plate and described chamber plate, described electrical equipment and described fan are installed in described electric panel room.
9. micro-wave oven according to claim 5, is characterized in that, described outer cover is integral type structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410039062.3A CN103807886B (en) | 2014-01-26 | 2014-01-26 | Micro-wave oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410039062.3A CN103807886B (en) | 2014-01-26 | 2014-01-26 | Micro-wave oven |
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| Publication Number | Publication Date |
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| CN103807886A CN103807886A (en) | 2014-05-21 |
| CN103807886B true CN103807886B (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410039062.3A Active CN103807886B (en) | 2014-01-26 | 2014-01-26 | Micro-wave oven |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106765364A (en) * | 2017-03-17 | 2017-05-31 | 青岛兴邦烤箱有限公司 | Micro-wave oven suction air structure |
| CN111227671A (en) * | 2020-03-26 | 2020-06-05 | 九阳股份有限公司 | Steam control method of food processor and food processor |
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| JPH0264321A (en) * | 1988-08-31 | 1990-03-05 | Matsushita Electric Ind Co Ltd | Heater device |
| JPH02154922A (en) * | 1988-12-08 | 1990-06-14 | Matsushita Electric Ind Co Ltd | Microwave oven |
| JP2502660B2 (en) * | 1988-02-29 | 1996-05-29 | 松下電器産業株式会社 | Cooking device |
| CN1209525A (en) * | 1997-08-23 | 1999-03-03 | 三星电子株式会社 | Micro-wave oven |
| CN1223357A (en) * | 1997-11-15 | 1999-07-21 | Lg电子株式会社 | Air circulation structure for microwave oven |
| CN1459587A (en) * | 2002-05-23 | 2003-12-03 | 三星电子株式会社 | Wall microwave oven |
| CN1779356A (en) * | 2004-11-26 | 2006-05-31 | 乐金电子(天津)电器有限公司 | Convection microwave oven |
| CN203099924U (en) * | 2013-01-21 | 2013-07-31 | 广东美的微波电器制造有限公司 | Microwave oven |
| CN203718851U (en) * | 2014-01-26 | 2014-07-16 | 广东美的厨房电器制造有限公司 | Microwave oven |
-
2014
- 2014-01-26 CN CN201410039062.3A patent/CN103807886B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2502660B2 (en) * | 1988-02-29 | 1996-05-29 | 松下電器産業株式会社 | Cooking device |
| JPH0264321A (en) * | 1988-08-31 | 1990-03-05 | Matsushita Electric Ind Co Ltd | Heater device |
| JPH02154922A (en) * | 1988-12-08 | 1990-06-14 | Matsushita Electric Ind Co Ltd | Microwave oven |
| CN1209525A (en) * | 1997-08-23 | 1999-03-03 | 三星电子株式会社 | Micro-wave oven |
| CN1223357A (en) * | 1997-11-15 | 1999-07-21 | Lg电子株式会社 | Air circulation structure for microwave oven |
| CN1459587A (en) * | 2002-05-23 | 2003-12-03 | 三星电子株式会社 | Wall microwave oven |
| CN1779356A (en) * | 2004-11-26 | 2006-05-31 | 乐金电子(天津)电器有限公司 | Convection microwave oven |
| CN203099924U (en) * | 2013-01-21 | 2013-07-31 | 广东美的微波电器制造有限公司 | Microwave oven |
| CN203718851U (en) * | 2014-01-26 | 2014-07-16 | 广东美的厨房电器制造有限公司 | Microwave oven |
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| CN103807886A (en) | 2014-05-21 |
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