CN1971141A - Microwave oven with electric oven function - Google Patents
Microwave oven with electric oven function Download PDFInfo
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- CN1971141A CN1971141A CN 200510123892 CN200510123892A CN1971141A CN 1971141 A CN1971141 A CN 1971141A CN 200510123892 CN200510123892 CN 200510123892 CN 200510123892 A CN200510123892 A CN 200510123892A CN 1971141 A CN1971141 A CN 1971141A
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Abstract
The invention provides a microwave oven with the performance of electronic oven, comprising box body. A heating chamber is formed in the box body and is used to put heated substance. An open mouth is set at one side for installing the door of microwave oven. Upper heating inlet with array formed by several via holes densely is set on the upper board of said heating chamber. Back heating inlet with array formed by several via holes densely and circular air outlet formed by several via holes densely are set on the back board of heating chamber opposite to the open mouth of said heating chamber. The position of air outlet is higher than the position of back heating inlet. A first heater is set at the outside of upper board of heating chamber and is opposite to the upper heating inlet. A second heater is set at the outside of back board of heating chamber and is opposite to the back heating inlet. A fan is set at the outside of back board of heating chamber and is opposite to the air outlet. The fan can suck the air in heating chamber out. The microwave heating device is used to heat the heated substance in heating chamber by microwave and can run with the heater in the same time or respectively.
Description
Technical field
The present invention relates to a kind of micro-wave oven, especially relate to a kind of micro-wave oven with electric oven function.
Background technology
Micro-wave oven is a kind of firing equipment, has obtained increasingly extensive application in food processing.Micro-wave oven adopts heating using microwave, this mode of heating to make to be heated that food can be from the inside to surface rapidly by heat penetration, but the mouthfeel of food can not show a candle to the food of common high temperature heating.Therefore, many micro-wave ovens have the function of electric oven, so that make the advantage of micro-wave oven and electric oven can both obtain performance.
Electric oven adopts heaters such as electric heating tube, light wave heating tube that the food in the baking box or other article that need toast are heated.
In common electric oven, heater is installed on a certain side (as top) of baking box, can be in heating clamber or outside the heating clamber.Under this mounting means, because thermal source is from heating tube, therefore, the temperature distributing disproportionation of whole heating clamber is even.Simultaneously, owing to actually add the obstruct that the transmission of pining for heat is subjected to heating object, the heat that heating object is subjected to towards a side joint of heating tube is apparently higher than opposite side, makes the heating thing can't thermally equivalent.Above-mentioned situation can cause food each several part mouthfeel difference in the cooking.Simultaneously, in order to make food well-done, must wait for and be heated minimum local ripely that just can stop heating, this can prolong heat time heating time again.Obviously,, be necessary to improve the heat transfer of electric oven, make being heated that heating object can be full and uniform in order to obtain better cured effect.
Many technical schemes are disclosed in this regard in the existing patent.LG Corp of South Korea is in " electric oven " by name of application on December 26th, 2003, and application number is 200310120497 patent of invention, is proposing a kind of feasible scheme aspect the heat transfer uniformity of improving electric oven.In this patent, electric heating tube is positioned at the outside of oven heat chamber upside, in the upside of oven heat chamber outside outside or a certain side fan is installed also, during the rotation of this fan from the heating clamber air draught, the air of accelerating in the heating clamber flows, thereby the heat that the top heating tube is produced is delivered to heating thing surface faster.Because air flows fast, this electric oven can make heat transmit rapidly, and food is heated faster.
But, this improved electric oven heating object uneven problem of being heated that still has problems.This be because, the heat of electrothermal tube is to arrive heating object from a side in this electric oven, therefore, heating object one side is heated fully, opposite side is heated less, has influenced to add thermal effect, also makes prolongation heat time heating time simultaneously.
Summary of the invention
At above-mentioned defective, the technical problem that the present invention solves is to provide a kind of micro-wave oven with electric oven function, the heat that the electric oven function of this micro-wave oven not only can make electrothermal tube produce is delivered to heating object rapidly, heating object is heated evenly, add thermal effect thereby effectively improve, shorten heat time heating time.
The micro-wave oven of charged baking box function provided by the invention comprises:
Casing, its inner heating clamber that forms, this heating clamber is used to place heating object, and its opening is used to install door for microwave oven; The upper plate of described heating clamber has by the densely covered last heat inlet that forms array of some through holes, plate has the rear heat inlet that is gathered and to be formed for array by some through holes behind the heating clamber relative with described heating clamber opening, and to be gathered by some through holes be the air outlet that circle forms; Wherein the position of air outlet is higher than the position of rear heat inlet;
Primary heater, be installed on the heating clamber upper plate outside and last heat inlet over against the position;
Secondary heater, be installed on the plate outside and rear heat inlet behind the heating clamber over against the position;
Fan, be installed on the plate outside and air outlet behind the heating clamber over against the position; This fan can be with the air sucking-off of heating clamber inside;
Microwave heating equipment is used to realize the heating object in the heating clamber is carried out heating using microwave, and described heating using microwave can be carried out at the same time or separately with the heater heating.
Preferably, described micro-wave oven also comprises:
The first heat reflection cover is installed on the top of described primary heater, and this primary heater is covered fully; The side surface of plate has some through holes behind the upper surface of this first heat reflection cover and the close heating clamber;
The second heat reflection cover is installed on the outside of described secondary heater, and this secondary heater is covered fully; This second heat reflection cover has some through holes near the side surface of heating clamber upper plate;
Wind passage mouth, this wind passage mouth are that the some through holes on plate behind the heating clamber constitute, and the position of described through hole is higher than Board position on the heating clamber;
Back wind scooper is installed on the outside of described fan blade, and this fan blade is covered; This back wind scooper extends downwardly into the side surface of the close heating clamber upper plate of the described second heat reflection cover, and the described through hole of this side surface is covered fully; This back wind scooper extends up to the position that exceeds the heating clamber upper plate, and described wind passage mouth is covered fully;
Last wind scooper is installed on the top of the first heat reflection cover, and the through hole of the described first heat reflection cover upper surface is all covered; Plate hight is in the position of heating clamber upper plate after should going up wind scooper and extending rearward to heating clamber, and described wind passage mouth is covered fully.
Preferably, the both sides of described back wind scooper are equipped with the outstanding wind deflector of inside portion to one-tenth.
Preferably, described wind deflector is a half elliptic.
Preferably, this micro-wave oven has the heated tray that level is installed on the air outlet centre position adjacent with rear heat inlet.
Preferably, on the plate back cover is installed behind this heating chamber for microwave oven, heater, fan and heat reflection cover thereof, wind scooper that this back cover will be installed on the plate outside behind the heating clamber cover fully.
Preferably, the motor of described fan is fixed on the described back cover.
Preferably, described heater is optical wave tube heater or electrothermal tube heater.
Compared with prior art, the micro-wave oven with electric oven function provided by the invention adopts two heaters simultaneously when carrying out the electric oven heating, respectively from top and the rear portion heat, the temperature in the electric oven heating clamber is raise fast.Because the employing fan promotes heat energy to flow, and makes heat energy can reach heating object rapidly, and forms two thermal cycles up and down, many-sided multi-angle of heating object while is heated, make the heating object thermally equivalent.Simultaneously, the present invention combines electric oven with micro-wave oven, can shared electric control system, and realize the thermal effect that adds that independent micro-wave oven or electric oven can't realize.
In a preferred embodiment of the invention,, the air circulation of the clothing heating in the heating clamber is flowed, form hot air circulation, make full use of heat energy by the wind path that wind scooper, air channel etc. constitutes.Because hot air circulation flows, therefore, heat can not improve the temperature in the heating clamber owing to entering of cold air scattered and disappeared.
Description of drawings
Fig. 1 is the sectional view of first embodiment of the invention;
Fig. 2 is the front view of first embodiment of the invention;
Fig. 3 is that this figure is the lateral side view of this electric oven;
Fig. 4 is the lateral side view that first embodiment of the invention is removed this electric oven behind wind scooper, the back cover;
Fig. 5 is the lateral side view that first embodiment of the invention is removed this electric oven behind the upper cover plate of back cover and back wind scooper;
Fig. 6 is the wind path of the hot air circulation of first embodiment of the invention when not placing heated tray;
Fig. 7 is the wind path of the hot air circulation behind the first embodiment of the invention placement heated tray;
Fig. 8 is the front view that first embodiment of the invention has microwave heating equipment.
The specific embodiment
Fig. 1 is the sectional view of first embodiment of the invention.
As shown in the figure, this micro-wave oven has casing 13, and this casing is a cube, and inner hollow forms heating clamber 22, and wherein, casing 13 front surfaces and rear surface have the edge of protrusion, are used to support whole micro-wave oven.Because microwave heating equipment and general micro-wave oven and indistinction, therefore this not shown microwave heating equipment.
Described heating clamber 22 front portions have an opening, are used to install door for microwave oven (figure does not show).
The heating clamber upper plate outside is equipped with primary heater 16, and this primary heater 16 is fixedly mounted on heating clamber upper plate top.Described heating clamber upper plate has last heat inlet 2 over against the zone of this primary heater 16.The through hole that this last heat inlet 2 is distributed by some high density is formed the heat that is used to primary heater 16 is produced and is entered heating clamber 22.The first heat reflection cover 24 is installed on the top of primary heater 16, and this first heat reflection cover 24 covers primary heater 16 fully, and the reflect heat that its role is to primary heater 16 is produced is in heating clamber 22.The side surface of plate has some through holes (please refer to Fig. 4) behind the upper surface of this first heat reflection cover 24 and the close heating clamber.This reflector top is equipped with wind scooper 17, upward wind scooper 17 covers the through hole of the described first heat reflection cover, 24 upper surfaces fully, last wind scooper 17 extends rearward to plate (casing rear surface) behind the heating clamber always, with vertical connection of part that plate behind the heating clamber projects upwards, the portion of projecting upwards of plate forms the space of complete closed jointly behind last wind scooper 17 and the heating clamber at heating clamber upper plate top.
Plate behind the heating clamber (the being the casing rear surface) outside is equipped with fan 7 by the position on top, on plate behind the heating clamber with these fan 7 flabellums over against the zone, has air outlet 1, this air outlet 1 is made up of the through hole that some intermediate densities distribute, it distributes and roughly to form a circle, so that regional corresponding with electric fan.The plate outside is equipped with secondary heater 9 by the position of bottom behind this heating clamber, behind the heating clamber on the plate with this secondary heater 9 over against the zone have rear heat inlet 3, this rear heat inlet 3 is made up of the through hole that some high density distribute.The effect of this rear heat inlet 3 is that the heat that secondary heater 9 is produced enters heating clamber.On the position of heating clamber upper plate, have some through holes at plate hight behind this heating clamber, these through holes constitute wind passage mouth 12.In the outside of secondary heater 9, the second heat reflection cover 11 is installed, this second heat reflection cover 11 covers secondary heater 9 fully, and the reflect heat that its role is to secondary heater 9 is produced is in heating clamber 22.This second heat reflection cover 11 has some through holes (referring to Fig. 4) near the side surface of fan 7.Have back wind scooper 20 in the flabellum outside of described fan 7, this back wind scooper 20 extends downwardly into the side surface of the described second heat reflection cover 11, and the through hole on this side surface is all covered; This back wind scooper 20 extends up to the position that is higher than the heating clamber upper plate, and described wind passage mouth 12 is covered fully.The plate outside also is equipped with back cover 18 behind heating clamber, and this back cover 18 will be installed on the above-mentioned parts complete closed of plate behind the heating clamber, and the motor of described fan 7 installs and fixes thereon (referring to Fig. 3).
Please referring to Fig. 2, this figure is the front view of this micro-wave oven.As can be seen from the figure, this micro-wave oven has heating clamber 22, and the heating clamber upper plate has last heat inlet 2, and plate has rear heat inlet 3 behind the heating clamber, and air outlet 1, and wherein, the position of air outlet 1 is higher than rear heat inlet 3.In addition, the front surface 4 that the casing 13 of this micro-wave oven also is shown among the figure has outstanding edge all around with rear surface 5 (plate behind the heating clamber).
Please referring to Fig. 3, this figure is the lateral side view of this micro-wave oven.Back cover 18 is equipped with in the plate outside behind the heating clamber of micro-wave oven shown in the figure, and this back cover 18 will be installed on that fan, the heater in the plate outside all covers behind the heating clamber.Fan electromotor also is shown among the figure to be fixedly mounted on the back cover 18 by two screws 6.
Please referring to Fig. 4, this figure be remove back cover 18, go up wind scooper 17, the lateral side view of this micro-wave oven behind the wind scooper 20 of back.This illustrates the position of each through hole that constitutes the air channel.
The upper surface of the described first heat reflection cover 24 shown in the figure has some through holes 14, and this first heat reflection cover 24 is a hypotenuse near the side of plate behind the heating clamber, has some through holes 25.Plate hight has some through holes in the position of heating clamber upper plate behind the heating clamber, and these sets of vias become wind passage mouth 12.The second heat reflection cover 11 behind the heating clamber on the plate has some through holes 10 near on the side of fan 7.
It also shows the mounting means of heater.The secondary heater 9 of present embodiment and primary heater 16 are electrothermal tube or optical wave tube heater, use support to be separately fixed at plate and heating clamber upper plate behind the heating clamber, and electrothermal tube or optical wave tube heater all are positioned at reflector.
Fig. 5 illustrates the lateral side view of this micro-wave oven behind the upper cover plate of removing back cover 18 and back wind scooper 20, the half elliptic wind deflector 19 that about this inside that illustrates back wind scooper 20 has journey is provided with, this wind deflector 19 is used to limit wind path, makes hot blast more concentrated, and accelerates to flow.
Fig. 6, Fig. 7 illustrates the wind path of this micro-wave oven hot air circulation.Wherein Fig. 6 is the situation of not placing heated tray, and Fig. 7 is the situation behind the placement heated tray.
During fan shown in Fig. 67 work the air in the heating clamber 22 are sucked, primary heater 16, secondary heater 9 heatings and the hot-air that produces in its vicinity respectively behind the last heat inlet 2 by the heating clamber upper plate and the heating clamber rear heat inlet 3 of plate flow to air outlet 1.Because blocking of wind scooper, the wind passage mouth 12 on plate top enters wind scooper 17 behind the described heating clamber of a part of upwards process of the hot blast that fan 7 is sucked, and flow to primary heater 16, thereby form the hot air circulation on top through the through hole of the first heat reflection cover, 24 upper surfaces and side surface.The remainder of the hot blast that fan 7 sucks flows to secondary heater 9 through the through hole 10 (referring to Fig. 4) of the upper side of the second heat reflection cover 11 downwards, thereby forms the hot air circulation of bottom.
Fig. 7 illustrates the situation of the heated tray 8 of packing into.The installation site of heated tray shown in the figure 8 is positioned at the air outlet of plate behind the heating clamber and the centre position of air inlet.These heated tray 8 horizontal positioned are divided into two parts up and down with whole heating clamber, and the hot blast that heat inlet 3 is entered can not directly suck air outlet 1, therefore, can guarantee the bottom hot air circulation.Heating object is positioned on the heated tray 8.Certainly, according to circumstances, the position of heated tray 8 can be positioned at differing heights, but the position shown in the figure is best.
As can be seen, the electric oven function of this micro-wave oven is compared with the common electrical baking box from above figure, can make the heating indoor temperature rise faster from heating simultaneously on the both direction; Simultaneously, this micro-wave oven has designed the wind path that quickens hot air circulation, can be in two hot air circulation of heating clamber 22 inner formation.Therefore, during this micro-wave oven heating, the temperature that its heater produces can be transmitted fast, and, because two hot air circulation are respectively in the top of heating clamber and the bottom of heating clamber, and heated tray 8 is placed in heating clamber 22 centre positions, this just make heating object simultaneously from the top, the below is heated, heat comparatively evenly, the mouthfeel of food is better during cooking food.
In the present embodiment, described heater can be various electrothermal tubes, also can be the optical wave tube heater.
This micro-wave oven has the control corresponding unit, is used to control electric heater, fan work, comprises that the wherein some heater work of control and two heaters work simultaneously.Can comprise sensor in the control module, to realize heating and temperature control.Control module can also have the programme-control function, and this function for example can be used to realize the processing to a certain certain food.Because above-mentioned control module does not relate to the improvement of the present invention to existing electric oven, therefore, will not describe in detail herein.
Should be pointed out that being placed in behind the heating clamber device of plate in the present embodiment can change a little and be installed on the heating clamber side plate, this mode does not have the different of essence with present embodiment.
Please referring to Fig. 8, this figure is the front view of first embodiment of the invention.This illustrates microwave heating equipment.
Among the figure, the heating clamber right panel is equipped with magnetron 21 high voltage components such as grade, is used to realize heating using microwave.
This micro-wave oven has heating using microwave and two kinds of functions of electric oven heating simultaneously, and two kinds of functions can be used simultaneously, also can use respectively.
This micro-wave oven has the control corresponding unit, is used to control microwave heating equipment work, and electric heater, fan work (comprise the wherein some heater work of control and two heaters work simultaneously).Can comprise sensor in the control module, to realize heating and temperature control.Control module can also have the programme-control function, and this function for example can be used to realize the processing to a certain certain food.Because electric oven and micro-wave oven have many common ground in control, so the heating using microwave part can be shared with the control module of electric oven heating part, especially programme-control part.Because above-mentioned control module does not relate to the improvement of the present invention to existing electric oven, therefore, will not describe in detail herein.
When using microwave and heater to heat simultaneously, can make heated food promptly have the good taste of barbecue, again can very fast heat penetration, to toast with simple use heater and to compare, this kind mode can saves energy.Therefore, this electric oven with heating using microwave function can be realized that simple electric oven or simple micro-wave oven are beyond one's reach and adds thermal effect.
The above only is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (8)
1, a kind of micro-wave oven with electric oven function is characterized in that, comprising:
Casing, its inner heating clamber that forms, this heating clamber is used to place heating object, and its opening is used to install door for microwave oven; The upper plate of described heating clamber has by the densely covered last heat inlet that forms array of some through holes, plate has the rear heat inlet that is gathered and to be formed for array by some through holes behind the heating clamber relative with described heating clamber opening, and to be gathered by some through holes be the air outlet that circle forms; Wherein the position of air outlet is higher than the position of rear heat inlet;
Primary heater, be installed on the heating clamber upper plate outside and last heat inlet over against the position;
Secondary heater, be installed on the plate outside and rear heat inlet behind the heating clamber over against the position;
Fan, be installed on the plate outside and air outlet behind the heating clamber over against the position; This fan can be with the air sucking-off of heating clamber inside;
Microwave heating equipment is used to realize the heating object in the heating clamber is carried out heating using microwave, and described heating using microwave can be carried out at the same time or separately with the heater heating.
2, micro-wave oven according to claim 1 is characterized in that, also comprises:
The first heat reflection cover is installed on the top of described primary heater, and this primary heater is covered fully; The side surface of plate has some through holes behind the upper surface of this first heat reflection cover and the close heating clamber;
The second heat reflection cover is installed on the outside of described secondary heater, and this secondary heater is covered fully; This second heat reflection cover has some through holes near the side surface of heating clamber upper plate;
Wind passage mouth, this wind passage mouth are that the some through holes on plate behind the heating clamber constitute, and the position of described through hole is higher than Board position on the heating clamber;
Back wind scooper is installed on the outside of described fan blade, and this fan blade is covered; This back wind scooper extends downwardly into the side surface of the close heating clamber upper plate of the described second heat reflection cover, and the described through hole of this side surface is covered fully; This back wind scooper extends up to the position that exceeds the heating clamber upper plate, and described wind passage mouth is covered fully;
Last wind scooper is installed on the top of the first heat reflection cover, and the through hole of the described first heat reflection cover upper surface is all covered; Plate hight is in the position of heating clamber upper plate after should going up wind scooper and extending rearward to heating clamber, and described wind passage mouth is covered fully.
3, micro-wave oven according to claim 2 is characterized in that, the both sides of described back wind scooper are equipped with the outstanding wind deflector of inside portion to one-tenth.
4, micro-wave oven according to claim 3 is characterized in that, described wind deflector is a half elliptic.
5, micro-wave oven according to claim 2 is characterized in that, has the heated tray that level is installed on the air outlet centre position adjacent with rear heat inlet.
6, micro-wave oven according to claim 2 is characterized in that, on the plate back cover is installed behind its heating clamber, and heater, fan and heat reflection cover thereof, wind scooper that this back cover will be installed on the plate outside behind the heating clamber cover fully.
7, micro-wave oven according to claim 6 is characterized in that, the motor of described fan is fixed on the described back cover.
According to each described micro-wave oven of claim 1 to 7, it is characterized in that 8, described heater is optical wave tube heater or electrothermal tube heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510123892 CN1971141A (en) | 2005-11-24 | 2005-11-24 | Microwave oven with electric oven function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510123892 CN1971141A (en) | 2005-11-24 | 2005-11-24 | Microwave oven with electric oven function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1971141A true CN1971141A (en) | 2007-05-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510123892 Pending CN1971141A (en) | 2005-11-24 | 2005-11-24 | Microwave oven with electric oven function |
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| CN (1) | CN1971141A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103565295A (en) * | 2013-11-11 | 2014-02-12 | 广东美的厨房电器制造有限公司 | Electric oven |
| CN105662171A (en) * | 2016-03-30 | 2016-06-15 | 广东美的厨房电器制造有限公司 | Cooking utensil |
| CN105996807A (en) * | 2016-07-18 | 2016-10-12 | 广东美的厨房电器制造有限公司 | Air guide structure and cooking device |
| CN106969392A (en) * | 2017-03-01 | 2017-07-21 | 广东美的厨房电器制造有限公司 | Heater, method and the micro-wave oven of micro-wave oven |
| CN107289472A (en) * | 2017-06-15 | 2017-10-24 | 广东美的厨房电器制造有限公司 | Cooking apparatus |
| CN108236386A (en) * | 2016-12-23 | 2018-07-03 | 宁波方太厨具有限公司 | A kind of oven microwave oven all-in-one machine |
| CN109431299A (en) * | 2018-10-17 | 2019-03-08 | 广东美的厨房电器制造有限公司 | Food process method, apparatus, storage medium and oven |
| CN110652226A (en) * | 2018-06-28 | 2020-01-07 | 佛山市顺德区美的电热电器制造有限公司 | Baking appliance |
| CN112493878A (en) * | 2020-12-22 | 2021-03-16 | 广东美的厨房电器制造有限公司 | Cooking device |
-
2005
- 2005-11-24 CN CN 200510123892 patent/CN1971141A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103565295A (en) * | 2013-11-11 | 2014-02-12 | 广东美的厨房电器制造有限公司 | Electric oven |
| CN105662171A (en) * | 2016-03-30 | 2016-06-15 | 广东美的厨房电器制造有限公司 | Cooking utensil |
| CN105996807A (en) * | 2016-07-18 | 2016-10-12 | 广东美的厨房电器制造有限公司 | Air guide structure and cooking device |
| CN108236386A (en) * | 2016-12-23 | 2018-07-03 | 宁波方太厨具有限公司 | A kind of oven microwave oven all-in-one machine |
| CN106969392A (en) * | 2017-03-01 | 2017-07-21 | 广东美的厨房电器制造有限公司 | Heater, method and the micro-wave oven of micro-wave oven |
| CN107289472A (en) * | 2017-06-15 | 2017-10-24 | 广东美的厨房电器制造有限公司 | Cooking apparatus |
| CN110652226A (en) * | 2018-06-28 | 2020-01-07 | 佛山市顺德区美的电热电器制造有限公司 | Baking appliance |
| CN109431299A (en) * | 2018-10-17 | 2019-03-08 | 广东美的厨房电器制造有限公司 | Food process method, apparatus, storage medium and oven |
| CN112493878A (en) * | 2020-12-22 | 2021-03-16 | 广东美的厨房电器制造有限公司 | Cooking device |
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