CN1299056C - Microwave oven concurrently used as toasting bread - Google Patents
Microwave oven concurrently used as toasting bread Download PDFInfo
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- CN1299056C CN1299056C CNB021170460A CN02117046A CN1299056C CN 1299056 C CN1299056 C CN 1299056C CN B021170460 A CNB021170460 A CN B021170460A CN 02117046 A CN02117046 A CN 02117046A CN 1299056 C CN1299056 C CN 1299056C
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- 235000008429 bread Nutrition 0.000 title abstract description 111
- 238000001816 cooling Methods 0.000 claims abstract description 20
- 238000010411 cooking Methods 0.000 claims abstract description 11
- 230000009471 action Effects 0.000 claims description 27
- 235000013305 food Nutrition 0.000 description 14
- 230000005670 electromagnetic radiation Effects 0.000 description 3
- 230000036541 health Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
本发明公开一种烤面包兼用微波炉，是在包括有烹调室，磁控管，连接磁控管和电源的变压器，以及微机控制器的微波炉本体内设有烤面包用烤箱，并设置有烤面包加热器，烤面包加热器通过烤面包加热器继电器与电源相连接，烤面包加热器继电器还与微机控制器相连接，烤面包加热器继电器还连接有风扇电机，风扇电机与微机控制器相连接，冷却用风扇电机在烤面包动作完了后，追加设定时间，冷却在烤面包箱中产生的高温热量。本发明把微波炉和烤面包箱设置在一个微波炉内，不仅能够单独使用还能同时使用。不仅如此，在使用烤面包箱的时候，利用微波炉的冷却用风扇，有效地冷却烤面包箱产生的高温热量，提高了产品的可靠性，有降低成本的效果。
The invention discloses a microwave oven for toasting bread, which comprises a cooking chamber, a magnetron, a transformer connected to the magnetron and a power supply, and a microcomputer controller. The heater, the toast heater is connected to the power supply through the toast heater relay, the toast heater relay is also connected to the microcomputer controller, the toast heater relay is also connected to a fan motor, and the fan motor is connected to the microcomputer controller , After the cooling fan motor is finished toasting, the set time is added to cool the high temperature heat generated in the toaster. The invention arranges the microwave oven and the toaster box in one microwave oven, which can be used not only independently but also simultaneously. Not only that, when using the toaster, the high temperature heat generated by the toaster is effectively cooled by using the cooling fan of the microwave oven, which improves the reliability of the product and reduces the cost.
Description
Technical field
The present invention relates to a kind of micro-wave oven, relate to a kind of microwave oven concurrently used as toasting bread that is provided with baking box furtherly
Background technology
In general, micro-wave oven is that electromagnetic radiation is directly entered in the food to be heated, this radiation of molecule absorption of existing water and other material in the food, and change it into heat energy.
Below with reference to drawing conventional microwave oven is described.
Fig. 1 represents the traditional microwave furnace structure.
The external structure of micro-wave oven is by body 1, is installed in the pedestal 2 on the body 1, covers the formations such as U-shaped shell 3 of body 1 top and side.The micro-wave oven front is provided with control panel.Control panel includes: be arranged on the door of microwave oven 4 in body 1 the place ahead, control the food various switches of heat time heating time.Select the switch of the control panel 5 on the micro-wave oven body 1, food is nursed one's health.
The internal structure of micro-wave oven is: be provided with the cooking room 6 that food is nursed one's health in body 1 an inner side.Be provided with the electronic unit storeroom 7 that the various parts that drive micro-wave oven concentrate in together at opposite side.
At electronic unit storeroom 7, be provided with high frequency radiation generating means-magnetron 9, also be provided with when 9 shakes of magnetron, domestic power supply is converted to transformer 10 critical pieces such as grade of necessary high voltages.
Above cooking room 6 outer, the heater 8 of heating when being provided with micro-wave oven and driving, the heater heat enters inside by the porous portions (not shown) that are formed on above the cooking room 6.
In addition, also be provided with the cooling fan 11 that cools off when 9 high heat that will produce when shaking of magnetron, the electromagnetic radiation as waves that produces in the magnetron 9 is guided waveguide 12 to cooking room 6, the air that moves about by cooling fan 11 generations is guided the into wireway of cooking room 6 (not shown).
Micro-wave oven as thermal source, heats the electromagnetic radiation as waves of magnetron 9 generations to the food in the cooking room, carry out food-conditioning.
As mentioned above, the micro-wave oven that is made of said structure has multiple function, and food is nursed one's health.But up to the present, the micro-wave oven of taking into account baking box in existing micro-wave oven does not also have.
That is, only being provided with single function for microwave oven of heater 8, is can not carry out the baking box function fully.And, being provided with the micro-wave oven of heater 8 at the body upside, if carry out the baking box function, food must be seethed repeatedly, therefore, the user is brought inconvenience.
Therefore, when the user wants roast food, a lot of functions are arranged, still possess baking box in addition though existing micro-wave oven has possessed.Increased expense virtually for this reason.Therefore bring inconvenience to the user.
Summary of the invention
Technical problem to be solved by this invention provides a kind of microwave oven concurrently used as toasting bread that is provided with bread baker in micro-wave oven.
The technical solution adopted in the present invention is: a kind of microwave oven concurrently used as toasting bread, be to include cooking room, produce the magnetron of microwave, the transformer that connects magnetron and power supply, and be provided with the toast bread baking box in the micro-wave oven body of microcomputerized controller, and provide the toast bread heater of heat when being provided with toast bread, the toast bread heater is connected with power supply by the toast bread heater relay, the toast bread heater relay also is connected with microcomputerized controller, the toast bread heater relay also is connected with the fan electromotor of cooling magnetron and toast bread heater heat, fan electromotor is connected with microcomputerized controller, described cooling fan motor (24) is after the toast bread action is over, append setting-up time, the heat of high temperature that cooling produces in bread baker (15).
The present invention is arranged on micro-wave oven and bread baker in the micro-wave oven, not only can use separately and can also use simultaneously, has reduced the cost burden of purchasing a bread baker in addition to the user.Moreover, when using bread baker, utilize the cooling fan of micro-wave oven, cool off the heat of high temperature that bread baker produces effectively, improved reliability of products, the effect that reduces cost is arranged.
Description of drawings
Fig. 1 is a traditional microwave furnace structure pie graph;
Fig. 2 is a microwave oven concurrently used as toasting bread front elevation of the present invention;
Fig. 3 is microwave oven concurrently used as toasting bread circuit theory diagrams of the present invention;
Cooling fan control flow chart when Fig. 4 is micro-wave oven of the present invention and bread baker action.
Wherein
1: body 2: pedestal 3:U shape shell 4: fire door 5: control panel
6: cooking room 7: electronic unit storeroom 8: heater 9: magnetron
10: transformer 11: cooling fan 12: waveguide 13,14: baking box action key
15: baking box 16: input port 20: power supply 21: wave filter
22: stove lamp 23: rotary tray motor 24: fan electromotor 25: the toast bread heater
26: monitor switch 27: high-voltage capacitance 28: kenetron 29: microcomputerized controller
30: secondary safety switch 31: power transformer 32: main relay
33: fan motor relay 34: toast bread heater relay 35: relay
38: switches
The specific embodiment
Below, with reference to accompanying drawing microwave oven concurrently used as toasting bread of the present invention is elaborated.
As shown in Figure 2, microwave oven concurrently used as toasting bread of the present invention comprises following structure: body 1, the fire door 4 of closing when the user is put food is arranged on the bread baker 15 of a side remaining space.
Be provided with in a side of micro-wave oven 1 upper end and make together or the separately control panel 5 of running of micro-wave oven and bread baker 15.And control panel 5 comprises makes the bread baker 15 toast bread action key 13,14 of running separately.
Below control panel 5, be provided with bread baker 15.In bread baker 15, be provided with the bread input port 16 that to put an above bread.
Fig. 3 is bread baker dual-purpose micro-wave oven control circuit figure of the present invention.Circuit be by: introduce the power supply unit 20 that voltage is arranged from the outside, eliminate the wave filter 21 of the noise of introducing power supply, the toast bread heater 25 that produces heat energy for toast bread constitutes, and toast bread heater 25 connects with power supply unit 20.
Between power supply unit 20 and toast bread heater 25, be connected with toast bread heater relay 34.Toast bread heater relay 34 is positioned at microcomputerized controller 29, and along with the action of toast bread heater relay 34, the power supply of power supply unit 20 is imported into toast bread heater 25 or is cut off.
The output of wave filter 21 links together by high-tension transformer 10 and magnetron 9.Wave filter 21 and high-tension transformer 10 are to couple together by relay 35 and a switch 38 in the microcomputerized controller 29.
One side and the magnetron 9 of high-tension transformer 10 link together, and an other side is connected with high-voltage capacitance 27 and kenetron 28.
Desired high voltage when the domestic power supply that kenetron 28 is introduced low-voltage converts magnetron 9 work to.
And a side of toast bread heater relay 34 is connected with at toast bread heater 25 adstante febres, the fan electromotor 24 of cooling bread baker 15.Fan electromotor 24 is connected on the fan motor relay 33 in the controller 29 by No. 7 ports of microcomputerized controller 29.Fan motor relay 33 is connected on power transformer 31 and the main relay 32 in microcomputerized controller 29 inside.
Fan motor relay 33 and power transformer 31 and main relay 32 are connected in attached on the monitor switch on the high-tension transformer 10 26 by No. 3 ports of microcomputerized controller 29.
That is, controller 29 comprises main relay 32, fan motor relay 33, toast bread heater relay 34, relay 35 these 4 relays.
One side of microcomputerized controller 29 is provided with secondary safety switch 30.Secondary safety switch 30 is to be used for responding to the switch that door for microwave oven 4 opens and closes.
Secondary safety switch 30 is connected on the port and No. 7 ports of microcomputerized controller 29.The switch of voltages was introduced in control when the secondary safety switch was door for microwave oven 4 openings to main relay 32 from power transformer 31.That is, when door for microwave oven 4 was opened, owing to be subjected to the control of secondary switch 30, micro-wave oven did not move.
Power transformer 31 is that a port by microcomputerized controller 29 is connected on the stove lamp 22, therefore, when door for microwave oven is opened, applies power supply for making stove lamp 22 be in the on state.One side of stove lamp 22 connects with rotary tray motor 23, and rotary tray motor 23 reconnects the side in a switch 38.No. one time switch 38 connects wave filter 21 and high-tension transformer 10.Apply power supply from power supply unit 20 to stove lamp 22 and rotary tray motor 23.An other side of stove lamp 22 links to each other with main relay 32 by No. 5 ports of microcomputerized controller 29.
Motor relay 33 is by No. 7 ports of microcomputerized controller 29, for the heat cooling that micro-wave oven and bread baker are produced is connected with fan electromotor 24.
The action of micro-wave oven and the everything of bread baker are controlled by 32,33,34, the 35 and power transformers 31 of 4 relays in microcomputerized controller 29.
Below, the circuit control door for microwave oven on-off action to being made of said structure is described in detail.
The first, be in action under the closed condition at door for microwave oven 4.At first, 4 relays in the controller 29, i.e. main relay 32, fan motor relay 33, toast bread heater relay 34, relay 35 all is in open state.
And under above-mentioned state, the user puts into food and closes door for microwave oven 4 in order to operate micro-wave oven in micro-wave oven, and then, the secondary switch of microcomputerized controller 29 also is closed in the closing of door for microwave oven 4.
Secondary safety switch 30 is closed, and other all relays are under the open state, press action key, and main relay 32, fan motor relay 33, toast bread heater relay 34 all will be on.Follow main relay 32 and relay 35, high-tension transformer 10 actions, magnetron 9 also moves.And fan motor relay 33 also becomes on, also action together of fan electromotor simultaneously.
Fan motor relay 33 is in order to cool off the high heat energy that produces, fan motor 24 on magnetron 9.
If the user only move the running bread baker 15, have only fan motor relay 33 and toast bread heater relay 34 to connect, the also entry into service of cooling fan motor 24 of the toast bread heater 25 of required heat and the heated heater of cooling when applying action to baking box.
The present invention is provided with the function that can use micro-wave oven and bread baker simultaneously.Therefore, if when the user had both used micro-wave oven to use bread baker again, just as long as all relays be in on-state can.
Be under the closing state at door for microwave oven 4, be not only micro-wave oven and bread baker and also can together or separately manipulate.
The second, when door for microwave oven 4 is in open mode.Open simultaneously at door for microwave oven 4, secondary safety switch 30 also is opened.Along with the unlatching of secondary safety switch 30, main relay 32 is in the on state.
When main relay 32 is on, the voltage of power transformer 31 is incorporated in the stove lamp 22 by main relay 32, and the stove lamp 22 of telling door for microwave oven 4 to be in open mode is light.
Under above-mentioned state, even the user selects action key for the running of micro-wave oven, the fan motor relay 33 of the main relay 32 of control high-tension transformer 10 and control fan electromotor 24 is all kept open state.And then, the user selects the micro-wave oven action key under the state of opening even be at door for microwave oven 4, is subjected to the control of secondary safety switch 30, and micro-wave oven does not operate.
But, being under the open mode at the door 4 of micro-wave oven, the user selects bread baker 15 action keys 13,14, opens with the door 4 of micro-wave oven to have nothing to do, and toast bread heater relay 34 and fan motor relay 33 will be closed.Toast bread heater relay 34 and fan motor relay 33 pent words, bread baker operates necessary toast bread heater 25 and fan electromotor 24 begins to move.
Thus, among the present invention, in a micro-wave oven, micro-wave oven and bread baker can be suitable for separately separately, also can be suitable for together simultaneously.
Fig. 4 is the cooling fan control flow chart of micro-wave oven of the present invention and bread baker work.
Flow chart is made of micro-wave oven pattern and bread baker motor.
At first see the micro-wave oven pattern.After the user puts into food on the micro-wave oven, close upper furnace door 4 after, select the operated key (the 100th stage) of micro-wave oven
When, the micro-wave oven operated key is in the on state, and micro-wave oven drives required main relay 32 and relay 35 and fan motor relay 33 also with on.(the 110th stage)
In 110 stages, main relay 32 and relay 35 are opened, and introduce the power supply of coming in from power supply unit 20 and are input to high-tension transformer 10.Generation voltage by high-tension transformer 10 drives magnetron 9.
By in the on of the fan motor relay 33 in the 110th stage action, fan electromotor 24 is driven, and cooling is because magnetron 9 and the electric control chamber of heating.
Under the state that above-mentioned action is carried out, whether microcomputer (not shown) is judged automatically and has been passed through the time that sets for cooking food, (120 stage).The program that editor has on microcomputer has been provided with the conditioning time to all food.Therefore, time that can set microcomputer and user oneself compare time of setting.Do not have to arrive the time that sets, main relay 32, relay 35 and fan motor relay 33 are proceeded action, arrive till the time that sets always.
Reach setting-up time, main relay 32 and relay 35 are off.(the 130th stage)
Through after the time that sets, cooling continues keeping operating state by the fan motor relay 33 of the heat that produces on the magnetron 9 on the 120th stage.
In the 130th stage, main relay 32 and relay 35 are after the off, whether microcomputer stops action in order to make fan motor relay 33, will move to the toast bread heater relay 34 of the following toast mode that will describe check (the 140th stage)
If toast bread heater relay 34 is in the off state, microcomputer will judge at heater relay 34 whether passed through the time (N second) that sets for after the off.(the 150th stage)
The 150th stage was: toast bread heater relay 34 is by after the off, and fan electromotor moves in the setting-up time that appends, and eliminates the stage of the residual heat that has in the bread baker.
In the 150th stage, judge that heater 34 moves at last, and judge after toast bread heater relay 34 is by off whether fan electromotor 24 also moves in setting-up time (N second).If passed through the time (N second) that sets, fan motor relay 33 is off.(the 160th stage)
In the 160th stage, if fan motor relay 33 by off, fan electromotor 24 stops action, the micro-wave oven everything finishes.(the 170th stage)
In the 140th stage, microcomputer is judged the toast mode toast bread heater relay 34 that will describe below and whether is in the on state.
That is, just because of the user can be suitable for micro-wave oven and bread baker simultaneously, therefore, even after the micro-wave oven release, if the user is also using bread baker, fan motor relay 33 also can continue to keep the On state.
Therefore, in the 140th stage, if the toast bread heater relay is to be in the on state, microcomputer will judge whether passed through the required setting-up time of toast bread heater relay 34 actions.(the 220th stage)
If do not pass through setting-up time, toast bread heater relay 34 and fan motor relay 33 will be proceeded action.(the 220th stage)
In the 220th stage, if judged result represents to have passed through setting-up time, toast bread heater relay 34 will off.Along with the off of toast bread heater relay 34, toast bread heater relay 34 also will stop action.(the 230th stage)
After the 230th stage, microcomputer is judged after toast bread heater relay 34 is by off, whether has passed through the time (N second) that sets.
The time (N second) that process sets, fan motor relay 33 was by off afterwards.And along with fan motor relay 33 by off, fan electromotor action also will be stopped.(the 240th stage)
And fan motor relay 33 is by off, and fan electromotor stops to move, and finishes the everything of micro-wave oven and bread baker.The 250th stage
Below bread baker pattern of the present invention is described.
Begin most, the user puts into bread input port 16 for toast bread with bread, closes after the toast bread chamber door, selects bread baker operated key 13,14.(the 200th stage)
When bread baker key 13,14 is on, toast bread heater relay 34 and fan motor relay 33 are by off.(the 210th stage).That is, toast bread heater 25 and fan electromotor 24 move because of toast bread heater relay 34 and fan motor relay 33, carry out toast bread.
Because in the bread baker pattern, toast bread heater relay 34 is in the on state, and the microcomputer in the 140th stage under the micro-wave oven pattern will be tested to toast bread heater relay 34.
That is, microcomputer judges whether the toast bread heater relay 34 of bread baker pattern is in the on state, (the 140th stage).In the bread baker pattern, if toast bread heater relay 34 is in the on state, so, microcomputer will rejudge out the setting-up time that whether has passed through toast bread heater 34.(the 220th stage)
If toast bread heater 34 has passed through setting-up time, after setting-up time was ended, toast bread heater relay 34 was off, had only fan electromotor 24 to continue action (the 230th stage)
But if do not pass through setting-up time, toast bread heater relay 34, fan motor relay 33 will continue action so.
In the 230th stage, toast bread heater relay 34 is after the off, and microcomputer will be after the off to toast bread heater relay 34, whether pass through setting-up time (N second) and judge.(the 150th stage)
The setting-up time even bread baker heater 25 has been ended, but also can be within setting-up time (N second), and further fan motor 24 is cooled off toast bread heater 25.
In setting-up time (N second) interval, further after the fan motor, fan motor relay 33 is off.(the 250th stage).
Being constructed as follows of flow chart: utilize the fan electromotor 24 of micro-wave oven, after toast bread heater relay 34 is off, append N time second, the heat of high temperature that cooling produces on micro-wave oven and bread baker.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021170460A CN1299056C (en) | 2002-04-29 | 2002-04-29 | Microwave oven concurrently used as toasting bread |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021170460A CN1299056C (en) | 2002-04-29 | 2002-04-29 | Microwave oven concurrently used as toasting bread |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1455165A CN1455165A (en) | 2003-11-12 |
| CN1299056C true CN1299056C (en) | 2007-02-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021170460A Expired - Fee Related CN1299056C (en) | 2002-04-29 | 2002-04-29 | Microwave oven concurrently used as toasting bread |
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| Country | Link |
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| CN (1) | CN1299056C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102023662B (en) * | 2010-11-25 | 2015-08-19 | 美的集团股份有限公司 | A kind of control circuit of heating appliances and adopt the heating appliances of this control circuit |
| CN103654453B (en) * | 2013-11-21 | 2019-04-12 | 东莞市海新金属科技有限公司 | Oven safety control protection system and oven with same |
| CN104362922B (en) * | 2014-11-25 | 2018-01-30 | 广东美的厨房电器制造有限公司 | The control device and control method of transformer in micro-wave oven |
| CN106386209A (en) * | 2016-11-25 | 2017-02-15 | 国网江西省电力公司赣西供电分公司 | Power line channel tree bamboo growth controller based on high-frequency electromagnetic wave technology |
| JP7236372B2 (en) * | 2019-12-03 | 2023-03-09 | 日立グローバルライフソリューションズ株式会社 | heating cooker |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0040565A1 (en) * | 1980-05-16 | 1981-11-25 | Societe Francaise D'application Des Micro-Ondes (S.F.A.M.O.) | Electric baking appliance making sequential use of infra-red and micro-waves |
| JPH024131A (en) * | 1988-06-22 | 1990-01-09 | Mitsubishi Electric Corp | Food heating appliance |
| JPH03271630A (en) * | 1990-03-20 | 1991-12-03 | Mitsubishi Electric Home Appliance Co Ltd | microwave oven |
| CN1206809A (en) * | 1997-07-25 | 1999-02-03 | 三星电子株式会社 | Microwave oven control circuit and control method |
| CN1293339A (en) * | 1999-10-16 | 2001-05-02 | Lg电子株式会社 | Device and method for detecting abnormal work of microwave oven parts |
-
2002
- 2002-04-29 CN CNB021170460A patent/CN1299056C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0040565A1 (en) * | 1980-05-16 | 1981-11-25 | Societe Francaise D'application Des Micro-Ondes (S.F.A.M.O.) | Electric baking appliance making sequential use of infra-red and micro-waves |
| JPH024131A (en) * | 1988-06-22 | 1990-01-09 | Mitsubishi Electric Corp | Food heating appliance |
| JPH03271630A (en) * | 1990-03-20 | 1991-12-03 | Mitsubishi Electric Home Appliance Co Ltd | microwave oven |
| CN1206809A (en) * | 1997-07-25 | 1999-02-03 | 三星电子株式会社 | Microwave oven control circuit and control method |
| CN1293339A (en) * | 1999-10-16 | 2001-05-02 | Lg电子株式会社 | Device and method for detecting abnormal work of microwave oven parts |
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| CN1455165A (en) | 2003-11-12 |
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