CN102141257B - The transformable micro-wave oven of furnace chamber - Google Patents

The transformable micro-wave oven of furnace chamber Download PDF

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Publication number
CN102141257B
CN102141257B CN201010104952.XA CN201010104952A CN102141257B CN 102141257 B CN102141257 B CN 102141257B CN 201010104952 A CN201010104952 A CN 201010104952A CN 102141257 B CN102141257 B CN 102141257B
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CN
China
Prior art keywords
furnace chamber
division board
micro
wave oven
transformable
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Expired - Fee Related
Application number
CN201010104952.XA
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Chinese (zh)
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CN102141257A (en
Inventor
郭天东
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LG Electronics Tianjin Appliances Co Ltd
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LG Electronics Tianjin Appliances Co Ltd
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Priority to CN201010104952.XA priority Critical patent/CN102141257B/en
Publication of CN102141257A publication Critical patent/CN102141257A/en
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Publication of CN102141257B publication Critical patent/CN102141257B/en
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Abstract

The invention discloses the transformable micro-wave oven of a kind of furnace chamber, comprise shell, shell is made up of top panel, bottom panel and rear board, portion forms furnace chamber and electricity storage chamber in the enclosure, door is provided with before shell, be provided with multiple electronic units such as transformer, magnetron, cfentrifugal blower, capacitor in electricity storage chamber inside, above furnace chamber, be provided with waveguide.Be provided with leading screw in the middle of the below of the top panel above furnace chamber, in furnace chamber, be provided with division board, leading screw engages with the screw hole on division board, between the left panel and division board of furnace chamber, be provided with expansion bracket.The transformable micro-wave oven of furnace chamber of the present invention, according to by the size of heat food volume, can regulate arbitrarily the size of heating space in furnace chamber, make heat more concentrated, reduces the loss of heat, and save the energy, firing rate is faster.

Description

The transformable micro-wave oven of furnace chamber
Technical field
The invention belongs to a kind of micro-wave oven, be specifically related to a kind of can economize energy, shorten the transformable micro-wave oven of furnace chamber of heat time.
Background technology
Generally, micro-wave oven generates microwave according to after power supply conducting by magnetron, and arrange the device of food with heating objects such as these microwave irradiation foods.Such micro-wave oven can be divided into the domestic microwave oven being equipped with small size magnetic keyholed back plate and the business micro-wave oven being equipped with large-scale or multiple magnetron.Micro-wave oven can also be distinguished according to the mode of heat food, the stirring fan mode that domestic microwave oven generally adopts the glass plate mode of rotating food, business micro-wave oven mainly adopts dispersion microwave.Business micro-wave oven is mainly used in the food supply retail shop of the high convenience store of frequency of utilization or short time cooking food, generally needs relatively high output compared with domestic microwave oven.
As shown in Figure 1, the structure of general Flat-plate microwave oven is: comprise by the shell forming outward appearance, body of heater 5, control part 6, furnace chamber 20, electricity storage chamber 30, also comprises the door 40 be arranged on before furnace chamber 20.Shell forms micro-wave oven outward appearance, also plays the effect protecting inner furnace chamber 20 simultaneously, and therefore shell generally makes of the steel plate with some strength.Shell is arranged centered by furnace chamber 20, it comprise by cover furnace chamber 20 above and the top panel 11 of two sides, protection bottom panel 13 below, form the front panel 15 before furnace chamber 20 and protect the rear board 17 at furnace chamber 20 back side.
Furnace chamber 20 is spaces of the cooking things such as cooking food, and its shape is the quadrangular box shape of front openings, namely can put into food from the opening front of furnace chamber 20 and take out the food after the cooking.Electricity storage chamber 30 is the spaces be positioned on the right side of enclosure, and its inside is provided with the multiple electronic units into driving furnace chamber 20.Multiple electronic units such as transformer 31, magnetron 33, cfentrifugal blower 35, capacitor 37 are provided with in electricity storage chamber 30 inside.Dividing plate 39 is provided with between the transformer 31 of electricity storage chamber 30 inside and stirring fan (not shown).Transformer 31 and stirring fan, capacitor 37, dividing plate 39 are fixed on above sub-panel S, and sub-panel S is arranged on the separated by a certain interval of bottom panel 13 above.Multiple electronic unit, particularly transformer 31 and magnetron 33 play a part the microwave producing input furnace chamber 20 inside.In the process generating microwave, electronic unit generates heat, and therefore when cooking food time, the temperature of electricity storage chamber 30 rises.Need to suck extraneous air, so suck extraneous air by cfentrifugal blower 35 to cool the electricity storage chamber 30 of heating.
Above furnace chamber 20, be provided with waveguide 21, waveguide 21 plays a part to conduct the microwave transmission that generated by the magnetron 33 of electricity storage chamber 30 to furnace chamber 20 inside.The side of waveguide 21 is provided with the synchronous motor M driving and stir fan.Waveguide 21 not only can be arranged on above the outside of furnace chamber 20, but also can be arranged on below outside, if therefore the top and bottom of furnace chamber 20 arrange waveguide 21 separately, microwave from the top to the bottom and arrive the inside that furnace chamber 20 is irradiated in top from below.The lower inside of furnace chamber 20 is provided with ceramic wafer (not shown), and in fact ceramic wafer forms the bottom surface of furnace chamber 20, and ceramic wafer exceeds certain intervals from the bottom surface of furnace chamber 20.The state that arranges of ceramic wafer 25 is realized by the support boss (not shown) that the bottom surface from furnace chamber 20 is protruding upward, is namely close to above support boss below ceramic wafer.Between the lower panel and ceramic wafer of furnace chamber 20, be formed with certain space, be provided with in this space and stir fan.
But, there is following shortcoming in the Flat-plate microwave oven of prior art: the volume of the furnace chamber of Flat-plate microwave oven is fixing, when small containers heats, such as one glass of milk, heat also can be full of whole furnace chamber, but the heat that small containers absorbs is a part for whole heat, and remaining heat is not utilized, cause the waste of the energy, also can extend the heat time.
Summary of the invention
The present invention proposes to overcome prior art and there is shortcoming, its objective is provide a kind of can economize energy, shorten the transformable micro-wave oven of furnace chamber of heat time.
Technical scheme of the present invention is: the transformable micro-wave oven of a kind of furnace chamber, comprise shell, shell is made up of top panel, bottom panel and rear board, portion forms furnace chamber and electricity storage chamber in the enclosure, door is provided with before shell, be provided with multiple electronic units such as transformer, magnetron, cfentrifugal blower, capacitor in electricity storage chamber inside, above furnace chamber, be provided with waveguide.
Leading screw is provided with in the middle of the below of the top panel above furnace chamber, the left panel of micro-wave oven is stretched in one end of leading screw, the other end of leading screw is placed in the top of the electricity storage chamber of micro-wave oven and this end is provided with regulating wheel, in furnace chamber, division board is set, screw hole is formed in the middle of the upper end of division board, leading screw passes screw hole and engages with screw hole, between the left panel and division board of furnace chamber, arrange expansion bracket.
In the middle of the upper end of division board, form lug boss upwards or circular groove, lug boss or circular groove form screw hole.
The two ends of described expansion bracket are fixedly connected with division board with left panel respectively.
The ceramic wafer arranged below the lower end of described division board and furnace chamber slidingly contacts.
The transformable micro-wave oven of furnace chamber of the present invention, according to by the size of heat food volume, can regulate arbitrarily the size of heating space in furnace chamber, make heat more concentrated, reduces the loss of heat, and save the energy, firing rate is faster.
Accompanying drawing explanation
Fig. 1 is the stereogram of the Flat-plate microwave oven structure of prior art;
Fig. 2 be in part-structure of the present invention division board near the stereogram of furnace wall, left side;
Fig. 3 is that in part-structure of the present invention, division board is positioned at the stereogram in the middle of furnace chamber;
Fig. 4 is expansion bracket and the front view of division board near furnace wall, left side in part-structure of the present invention;
Fig. 5 is that in part-structure of the present invention, expansion bracket and division board are positioned at the front view in the middle of furnace chamber;
Fig. 6 is the front view of division board of the present invention;
Fig. 7 is the front view from plate with lug boss of the present invention.
Wherein:
5 body of heater 11 panels
13 bottom panel 15 front panels
17 rear board 20 furnace chambers
21 waveguide 30 electricity storage chamber
31 transformer 33 magnetrons
35 air blast 37 capacitors
39 40, dividing plates
51 division board 52 leading screws
53 regulating wheel 54 expansion brackets
55 screw hole 56 protuberances
Detailed description of the invention
Below, be described in detail with reference to the structure of drawings and Examples to the transformable micro-wave oven of furnace chamber of the present invention:
Parts same as the prior art in accompanying drawing use identical label.
As shown in figs. 1 to 6, the transformable micro-wave oven of a kind of furnace chamber, comprises shell, body of heater 5, furnace chamber 20, electricity storage chamber 30 and door 40.Shell comprises top panel 11, bottom panel 13 and rear board 17.Electricity storage chamber 30 is the spaces be positioned on the right side of enclosure, is provided with multiple electronic units such as transformer 31, magnetron 33, cfentrifugal blower 35, capacitor 37 in electricity storage chamber 30 inside.Dividing plate 39 is provided with between the transformer 31 of electricity storage chamber 30 inside and stirring fan (not shown).Transformer 31 and stirring fan, capacitor 37, dividing plate 39 are fixed on above sub-panel S, and sub-panel S is arranged on the separated by a certain interval of bottom panel 13 above.In the process generating microwave, electronic unit generates heat, and therefore when cooking food time, the temperature of electricity storage chamber 30 rises.Need to suck extraneous air, so suck extraneous air by cfentrifugal blower 35 to cool the electricity storage chamber 30 of heating.
Top panel 42 above furnace chamber 20 is provided with waveguide 21, and the side of waveguide 21 is provided with the synchronous motor M driving and stir fan.Waveguide 21 is arranged on above the outside of furnace chamber 20, and the lower inside of furnace chamber 20 is provided with ceramic wafer (not shown), and in fact ceramic wafer forms the bottom surface of furnace chamber 20, and ceramic wafer exceeds certain intervals from the bottom surface of furnace chamber 20.The state that arranges of ceramic wafer is realized by the support boss (not shown) that the bottom surface from furnace chamber 20 is protruding upward, is namely close to above support boss below ceramic wafer.
Be provided with leading screw 52 in the middle of the below of the top panel 42 above furnace chamber 20, the left panel 43 of micro-wave oven is stretched in one end of leading screw 52, and the other end of leading screw 52 is placed in the top of the electricity storage chamber of micro-wave oven and this end is provided with regulating wheel 53.Regulating wheel 53 can be manual, also can drive with stepper motor.
Division board 51 is set in furnace chamber 20, in the middle of the upper end of division board 51, forms screw hole 55.Leading screw 52 passes screw hole 55 and engages with screw hole 55.
In the middle of the upper end of division board 51, form lug boss 56 upwards or circular groove (not shown), lug boss 56 or circular groove are formed screw hole 55.
The ceramic wafer arranged below the lower end of division board 51 and furnace chamber 20 slidingly contacts.
Between the left panel 43 and division board 51 of furnace chamber 20, arrange expansion bracket 54, the two ends of expansion bracket 54 are fixedly connected with division board 51 with left panel 43 respectively, to support division board 51 keeping stable when moving left and right.
The course of work of the present invention:
Because the stirring fan in Flat-plate microwave oven is arranged on the upper right side of furnace chamber, heat is propagated in the upper right furnace chamber of furnace chamber, so when heating the food of small volume, need little furnace chamber, now food is placed on the right side near furnace chamber, turn clockwise regulating wheel 53, because leading screw 52 engages with screw hole 55, leading screw 52 does not axially move, so leading screw 52 drives division board 51 to move right, completely cut off the propagation in heat left side in furnace chamber, the furnace chamber of heating part is reduced.
When the food that heating volume is larger, need large furnace chamber, inhour rotates regulating wheel 53, so leading screw 52 drives division board 51 to be moved to the left, the furnace chamber of heating part is expanded.
The transformable micro-wave oven of furnace chamber of the present invention, according to by the size of heat food volume, can regulate arbitrarily the size of heating space in furnace chamber, make heat more concentrated, reduces the loss of heat, and save the energy, firing rate is faster.

Claims (3)

1. the transformable micro-wave oven of furnace chamber, comprise shell, shell is by top panel, bottom panel and rear board composition, portion forms furnace chamber and electricity storage chamber in the enclosure, door is provided with before shell, transformer is provided with in electricity storage chamber inside, magnetron, cfentrifugal blower, the multiple electronic unit of capacitor, waveguide is provided with above furnace chamber, it is characterized in that: in the middle of the below of the top panel above furnace chamber, be provided with leading screw, the left panel of micro-wave oven is stretched in one end of leading screw, the other end of leading screw is placed in the top of the electricity storage chamber of micro-wave oven, and this end is provided with regulating wheel, in furnace chamber, division board is set, screw hole is formed in the middle of the upper end of division board, leading screw is through screw hole, and engage with screw hole, between the left panel and division board of furnace chamber, expansion bracket is set, the two ends of described expansion bracket are fixedly connected with division board with left panel respectively, to support division board keeping stable when moving left and right.
2. the transformable micro-wave oven of furnace chamber according to claim 1, is characterized in that: in the middle of the upper end of division board, form lug boss upwards or circular groove, lug boss or circular groove form screw hole.
3. the transformable micro-wave oven of furnace chamber according to claim 1, is characterized in that: the ceramic wafer arranged below the lower end of described division board and furnace chamber slidingly contacts.
CN201010104952.XA 2010-02-03 2010-02-03 The transformable micro-wave oven of furnace chamber Expired - Fee Related CN102141257B (en)

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Application Number Priority Date Filing Date Title
CN201010104952.XA CN102141257B (en) 2010-02-03 2010-02-03 The transformable micro-wave oven of furnace chamber

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Application Number Priority Date Filing Date Title
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CN102141257B true CN102141257B (en) 2015-08-05

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105387493A (en) * 2015-12-21 2016-03-09 广东美的厨房电器制造有限公司 Microwave oven
CN108495397A (en) * 2018-06-04 2018-09-04 西华师范大学 A kind of microwave heating equipment
CN114719565A (en) * 2021-01-03 2022-07-08 福建欧诺创能新材料科技股份有限公司 Novel energy-conserving natural gas drying furnace

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1209526A (en) * 1997-08-26 1999-03-03 三星电子株式会社 Micro-wave oven
US5994673A (en) * 1997-07-03 1999-11-30 General Electric Company Variable volume oven
KR20020036507A (en) * 2000-11-10 2002-05-16 윤종용 Microwave oven
CN1707203A (en) * 2004-06-11 2005-12-14 河南新飞电器有限公司 Refrigerating cabinet capable of freely regulating holding capacity of cold-storage chamber and freezing chamber
KR20060098918A (en) * 2005-03-09 2006-09-19 주식회사 대우일렉트로닉스 Microwave oven of cooking room capacity variable type
CN101545645A (en) * 2008-03-28 2009-09-30 乐金电子(天津)电器有限公司 Microwave oven with variable cavity volume

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5994673A (en) * 1997-07-03 1999-11-30 General Electric Company Variable volume oven
CN1209526A (en) * 1997-08-26 1999-03-03 三星电子株式会社 Micro-wave oven
KR20020036507A (en) * 2000-11-10 2002-05-16 윤종용 Microwave oven
CN1707203A (en) * 2004-06-11 2005-12-14 河南新飞电器有限公司 Refrigerating cabinet capable of freely regulating holding capacity of cold-storage chamber and freezing chamber
KR20060098918A (en) * 2005-03-09 2006-09-19 주식회사 대우일렉트로닉스 Microwave oven of cooking room capacity variable type
CN101545645A (en) * 2008-03-28 2009-09-30 乐金电子(天津)电器有限公司 Microwave oven with variable cavity volume

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