CN201964480U - Microwave oven furnace body - Google Patents
Microwave oven furnace body Download PDFInfo
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- CN201964480U CN201964480U CN2011200267175U CN201120026717U CN201964480U CN 201964480 U CN201964480 U CN 201964480U CN 2011200267175 U CN2011200267175 U CN 2011200267175U CN 201120026717 U CN201120026717 U CN 201120026717U CN 201964480 U CN201964480 U CN 201964480U
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- microwave
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- chamber
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Abstract
A microwave oven furnace body resolves the problems that existing microwave ovens are single in food-heating functions, slow in speed, high in energy consumption, and the like. The microwave oven furnace body comprises a hollow oven casing, and is characterized in that the inside of the oven is divided into a first cavity, a heating cavity, a circulating air channel and a centrifugal cavity. An electric heating element is arranged in the heating cavity, a catalytic converter is arranged between the first cavity and the circulating air channel, a centrifugal blower device is arranged in the centrifugal cavity, and the bottom of the first cavity is provided with a high-frequency microwave generating device. The microwave oven furnace body integrates high-frequency microwave, strong convective circulation hot air and high-temperature vapor, heats in a mixing type, has powerful functions, and is fast and environmental friendly. The microwave oven furnace body greatly resolves the problems that traditional heating methods are single in functions, low in efficiency, easy to be polluted, easy to be tainted by odor, high in energy consumption, high in operation cost, and the like.
Description
Technical field
The utility model relates to a kind of apparatus for heating food of high-efficiency environment friendly, especially a kind of microwave oven body of heater that integrates high-frequency microwave, circulating air, high-temperature steam.
Background technology
At present, known kitchen firing equipment just utilizes a kind of simple mode heat food.Or heat conduction or thermal convection current or heating using microwave or infrared heating, mode of heating is single, inefficiency, and easily taint of odour between food, and difference is big, and energy consumption and human cost are high.
The utility model content
Drawbacks such as current heat food function singleness, speed are slow in order to solve, energy consumption height, the utility model combines high-frequency microwave, strong convection frequency conversion type circulating air and high-temperature steam effectively, carry out dynamic hybrid heating, powerful, energy-conserving and environment-protective, firing rate are 8-10 times of traditional approach.
The technical scheme in the invention for solving the technical problem is: a kind of microwave oven body of heater, comprise that inside for the baking oven housing of hollow structure, is characterized in that,
The wind deflector of one " L " shape is divided into first cavity and second cavity with the furnace chamber of baking oven enclosure interior, one dividing plate is after wind deflector corner extends to furnace chamber on the plate inwall, second cavity is divided into the heating chamber of level and vertical circulation air path again, is provided with electrical heating elements in the described heating chamber; The air-guiding hole array is arranged on the level board of described wind deflector, on the riser of described deep bead return air inlet is arranged, catalytic converter is installed at described return air inlet place; The centrifugal cavity of plate arranged outside behind furnace chamber, on the centrifugal cavity sidewalls air outlet is arranged, centrifugal air-blast device is set in the centrifugal cavity, connects between described centrifugal cavity and the circulation air path, and the air outlet on described centrifugal cavity sidewalls is communicated to heating chamber by " C " shape branch pipe(tube);
One high-frequency microwave generating means is installed on the bottom surface of baking oven housing;
Be provided with temperature element in the circulation air path between the plate behind the riser of described wind deflector and the furnace chamber.
Further, described high-frequency microwave generating means comprises magnetron, waveguide and teeter chamber, described teeter chamber comprises cylindrical shell, micarex, axle sleeve, rotating shaft, blade, the coaxial inside and outside both sides that are arranged on base plate of described cylindrical shell and axle sleeve, circular micarex is installed in the cylindrical shell upper surface, and rotating shaft is installed in the axle sleeve, and blade is installed in the rotating shaft upper end, blade is positioned at the teeter chamber, and blade does not contact with cylindrical shell; Baking oven housing base plate and cylindrical shell corresponding position have the microwave coupling aperture; Waveguide one end is connected with baking oven housing plate outer side face at microwave coupling aperture place, and the other end connects magnetron.
Described blade is three, each blade radially with axial direction bending and molding, blade the rotation process in the microwave in the furnace chamber is evenly distributed.
Further, described waveguide is the rectangular tube of an end shutoff one end opening; Have louvre on the waveguide shutoff end face, described waveguide upper side has one by upwards stretching and the microwave launch hole of projection near shutoff end place, is used to install magnetron; The waveguide opening is used for cooperating with the microwave coupling aperture for the funnel-form of the bending and molding that makes progress.
Further, described temperature element is a thermocouple, described thermocouple comprises thermocouple shielding case, insulation sleeve mounting pipe, insulation sleeve, electric thermo-couple temperature probe, thermocouple shielding case is installed in behind wind deflector and the furnace chamber between the plate on the medial surface of circulation air path, and thermocouple shielding case is provided with aperture, the insulation sleeve mounting pipe is installed on the lateral surface of thermocouple shielding case, in the insulation sleeve mounting pipe insulation sleeve is arranged, the electric thermo-couple temperature probe passes insulation sleeve and stretches in the thermocouple shielding case; Thermocouple passes to intelligent control system with the actual temperature signal in the furnace chamber, for heat food provides temperature guarantee accurately, aperture above the thermocouple shielding case, can guarantee that thermocouple measures the furnace chamber actual temperature exactly, can effectively avoid thermocouple to transmit mistake again because of microwave interference produces signal.
Described centrifugal air-blast device comprises motor and is installed in the motor shaft top fan blade is installed that described fan blade is positioned at centrifugal cavity.
One steam water inlet pipe stretches in the centrifugal wind chamber after passing the tube wall of " C " shape branch pipe(tube); Water inlet system is delivered to water in the centrifugal wind chamber by the steam water pipe, and instant water is vaporized the back and is imported rapidly in the furnace chamber by circulating air, when food is heated, has improved the cooking environments of furnace chamber, has greatly kept the nutrition and the moisture of food.
Centrifugal air-blast device rotates at a high speed in centrifugal wind chamber and forms the strong convection circulated air, the electric heating energy that electrical heating elements is produced is spurting in the mode of hot blast by circulation air path and the air-guiding hole array above the wind deflector and passes to food, carry out after the heat exchange returning centrifugal wind chamber after return air inlet by the wind deflector trailing flank purifies through catalytic converter with food, constitute a big strong convection circulating air passage, food is heated from outside to inside, and provide good food coloring ability, catalytic converter at high temperature produces activity, oil smoke and other material that produces in the high temperature heat food process carried out catalytic purification, and make between food pollution-free, no taint of odour.
The beneficial effects of the utility model are: the utility model integrates high-frequency microwave, strong convection circulating air and high-temperature steam, and hybrid heating is powerful, environmental protection fast.Greatly improved traditional heating mode function singleness, inefficiency, easily pollute, drawback such as easily taint of odour, energy consumption and operation cost are high.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is the structural representation of waveguide;
Fig. 4 is the B-B cutaway view of Fig. 3;
Fig. 5 is the structural representation of waveguide main body;
Fig. 6 is the cutaway view of teeter chamber;
Fig. 7 is the structural representation of temperature element;
Fig. 8 is the C-C cutaway view of Fig. 7;
Among the figure: 1 baking oven housing, 11 fire doors, plate behind 12 furnace chambers, 13 circular holes, 14 furnace chamber base plates, 2 wind deflectors, 21 risers, 22 level boards, 23 return air inlets, 24 air-guiding hole arrays, 29 dividing plates, 3 catalytic converters, 41 motors, 42 fan blade, 51 " C " shape branch pipe(tube), 52 steam water inlet pipes, 61 magnetrons, 62 waveguides, 621 waveguide main bodys, 622 waveguides lid, 623 waveguide closure plates, 624 microwave reflection faces, 625 microwave launch holes, 63 teeter chambers, 631 cylindrical shells, 632 micarexs, 633 rotating shafts, 634 blades, 64 microwave coupling apertures, 7 temperature elements, 71 thermocouple shielding cases, 72 insulation sleeve mounting pipe, 73 insulation sleeves, 74 electric thermo-couple temperature probes, 75 apertures, 8 food carriages, 91 first cavitys, 92 heating chambers, 921 electrical heating elements, 93 circulation air paths, 94 centrifugal cavitys.
The specific embodiment
As Fig. 1～shown in Figure 8, a kind of microwave oven body of heater, comprise the inner baking oven housing 1 of hollow structure that is, fire door 11 is arranged on the furnace chamber header board, the wind deflector of one " L " shape is divided into first cavity 91 and second cavity with the furnace chamber of baking oven enclosure interior, and wind deflector is combined by two orthogonal risers 21 and level board 22.One dividing plate 29 on plate 12 inwalls, is the level of state after wind deflector corner extends to furnace chamber, and second cavity is divided into the heating chamber of level and vertical circulation air path again, and heating chamber 92 is positioned at the furnace chamber top, and circulation air path 93 is positioned at the furnace chamber rear portion.Air-guiding hole array 24 is arranged on the level board of wind deflector 2, the heating chamber 92 and first cavity 91 can be connected, first cavity is used for heat food and uses.The bottom of the riser 21 of deep bead has a return air inlet 23, and catalytic converter 3 is installed at the return air inlet place; The centrifugal cavity 94 of plate 12 arranged outside behind furnace chamber has a circular hole 13 on the plate 12 behind the furnace chamber between centrifugal cavity 94 and the circulation air path 93, be the circulated air import, realizes both perforations.See that from behind " G " shape that centrifugal cavity 94 is a spiral forms on the plate 12 by G shell body and after being fastened on furnace chamber, centrifugal cavity 94 is communicated with by " C " shape branch pipe(tube) 51 with heating chamber 92.Constitute circulation in the hot blast in the furnace chamber, circulating path is first cavity, circulation air path, centrifugal cavity, heating chamber, first cavity.
In the centrifugal cavity 94 centrifugal air-blast device is set.Centrifugal air-blast device comprises motor 41 and is installed in the motor shaft top fan blade 42 is installed that fan blade 42 is positioned at centrifugal cavity 94.Motor 41 is installed in the centrifugal cavity outside, and the front of fan blade is a plate behind the furnace chamber.
Be provided with electrical heating elements 921 in the heating chamber 92, this electrical heating elements is infrared electric heating tube, can the air in the heating chamber be heated.
One steam water inlet pipe 52 passes and stretches in the centrifugal wind chamber 94 behind the tube wall of " C " shape branch pipe(tube) 51.
One high-frequency microwave generating means is installed on the furnace chamber base plate 14 of baking oven housing; This high-frequency microwave generating means comprises magnetron 61, waveguide 62 and teeter chamber 63.Fixing teeter chamber 63 on furnace chamber base plate 14 upper sides has the microwave coupling aperture 64 of rectangle on the furnace chamber base plate 14 corresponding with the teeter chamber, waveguide 62 is fixedlyed connected with the furnace chamber lateral surface at microwave coupling aperture place, and magnetron 61 is installed in the other end of waveguide.As shown in Figure 6, teeter chamber 63 comprises cylindrical shell 631, micarex 632, axle sleeve, rotating shaft 633, blade 634, the coaxial inside and outside both sides that are arranged on furnace chamber base plate 14 of cylindrical shell and axle sleeve, circular micarex 632 is installed in cylindrical shell 631 upper surfaces, rotating shaft 633 is installed in the axle sleeve, and blade 634 is installed in the rotating shaft upper end.Blade is three, each blade radially with axial direction bending and molding.Blade is positioned at cylindrical shell 631, and does not contact with cylindrical shell.As shown in Figure 3, Figure 4, waveguide 62 1 ends are connected with baking oven housing plate outer side face at microwave coupling aperture place, and the other end connects magnetron 61, is used for heating using microwave.Waveguide 62 is the rectangular tube of an end shutoff one end opening, has three to combine, and is the hollow cavity that is made of waveguide main body 621, waveguide lid 622 and waveguide closure plate 623.Waveguide main body 621 wherein is made up of bottom surface, side and microwave reflection face, and the funnel-form of opening for the bending and molding that makes progress formed, formed to microwave reflection face 624 by two inclined-planes, is used for cooperating with the microwave coupling aperture.Have louvre on the waveguide closure plate 623, have one by upwards stretching and the microwave launch hole 625 of projection near shutoff end place on the waveguide lid 622, be used to install magnetron.Its operation principle is, the high-frequency microwave that magnetron 61 produces is entered rectangular waveguide and is transferred to the reflex port of the waveguide other end to go the ripple mode by the waveguide emission port, there are two sloping reflectors that microwave is imported teeter chamber 63 at waveguide reflex port place, in the process of stirring vane rotation, the microwave in the furnace chamber evenly distributed then.
Upside at cylindrical shell is installed food carriage 8, and food to be heated places on the food carriage.
Be provided with temperature element 7 in the circulation air path between the plate 12 behind the riser 21 of wind deflector and the furnace chamber.As Fig. 7, shown in Figure 8, temperature element is a thermocouple, and thermocouple comprises thermocouple shielding case 71, insulation sleeve mounting pipe 72, insulation sleeve 73, electric thermo-couple temperature probe 74.Thermocouple shielding case 71 is installed on the medial surface of the circulation air path between the plate behind wind deflector riser and the furnace chamber, on the Dui Ying lateral surface insulation sleeve mounting pipe 72 is installed with it, insulation sleeve 73 is arranged in the insulation sleeve mounting pipe, electric thermo-couple temperature probe 74 passes insulation sleeve 73 and stretches in the thermocouple shielding case 71, and aperture 75 is arranged above the thermocouple shielding case 71.Aperture 75 above the thermocouple shielding case 71 can guarantee that thermocouple measures the actual temperature in the furnace chamber exactly, can effectively avoid thermocouple to transmit mistake because of microwave interference produces signal again.Among Fig. 8, insulation sleeve 73 is arranged in the cavity of insulation sleeve mounting pipe 72, a passage is arranged on the insulation sleeve 73, electric thermo-couple temperature probe 74 stretches in thermocouple shielding case 71 cavitys via the insulation sleeve passage, and electric thermo-couple temperature probe 74 does not contact with thermocouple shielding case.
Except that the described technical characterictic of specification, be the known technology of those skilled in the art.
Claims (7)
1. a microwave oven body of heater comprises that inside for the baking oven housing of hollow structure, is characterized in that,
The wind deflector of one " L " shape is divided into first cavity and second cavity with the furnace chamber of baking oven enclosure interior, on the inwall of one dividing plate plate after wind deflector corner extends to furnace chamber, second cavity is divided into the heating chamber of level and vertical circulation air path again, is provided with electrical heating elements in the described heating chamber; The air-guiding hole array is arranged on the level board of described wind deflector, on the riser of described deep bead return air inlet is arranged, catalytic converter is installed at described return air inlet place; The centrifugal cavity of plate arranged outside behind furnace chamber, on the centrifugal cavity sidewalls air outlet is arranged, in the described centrifugal cavity centrifugal air-blast device is set, connects between described centrifugal cavity and the circulation air path, and the air outlet on described centrifugal cavity sidewalls is communicated to heating chamber by " C " shape branch pipe(tube);
One high-frequency microwave generating means is installed on the bottom surface of baking oven housing;
Be provided with temperature element in the circulation air path between the plate behind the riser of described wind deflector and the furnace chamber.
2. a kind of microwave oven body of heater according to claim 1, it is characterized in that, described high-frequency microwave generating means comprises magnetron, waveguide and teeter chamber, described teeter chamber comprises cylindrical shell, micarex, axle sleeve, rotating shaft, blade, the coaxial inside and outside both sides that are arranged on base plate of described cylindrical shell and axle sleeve, circular micarex is installed in described cylindrical shell upper surface, rotating shaft is installed in the described axle sleeve, blade is installed in described rotating shaft upper end, described blade is positioned at the teeter chamber, and described blade does not contact with cylindrical shell; Baking oven housing base plate and described cylindrical shell corresponding position have the microwave coupling aperture; Described waveguide one end is connected with baking oven housing plate outer side face at microwave coupling aperture place, and the described waveguide other end connects magnetron.
3. a kind of microwave oven body of heater according to claim 2 is characterized in that described blade is three, each blade radially with axial direction bending and molding, blade the rotation process in the microwave in the furnace chamber is evenly distributed.
4. a kind of microwave oven body of heater according to claim 2 is characterized in that, described waveguide is the rectangular tube of an end shutoff one end opening; Have louvre on the described waveguide shutoff end face, described waveguide upper side has one by upwards stretching and the microwave launch hole of projection near shutoff end place, is used to install magnetron; Described waveguide opening is used for cooperating with the microwave coupling aperture for the funnel-form of the bending and molding that makes progress.
5. a kind of microwave oven body of heater according to claim 1 and 2, it is characterized in that, described temperature element is a thermocouple, described thermocouple comprises thermocouple shielding case, the insulation sleeve mounting pipe, insulation sleeve, the electric thermo-couple temperature probe, described thermocouple shielding case is installed in behind wind deflector and the furnace chamber between the plate on the medial surface of circulation air path, and described thermocouple shielding case is provided with aperture, on the described thermocouple shielding case lateral surface insulation sleeve mounting pipe is installed, in the described insulation sleeve mounting pipe insulation sleeve is arranged, described electric thermo-couple temperature probe passes insulation sleeve and stretches in the thermocouple shielding case.
6. a kind of microwave oven body of heater according to claim 1 is characterized in that, described centrifugal air-blast device comprises motor and be installed in the motor shaft top fan blade is installed that described fan blade is positioned at centrifugal cavity.
7. a kind of microwave oven body of heater according to claim 1 is characterized in that, a steam water inlet pipe stretches in the centrifugal wind chamber after passing the tube wall of " C " shape branch pipe(tube).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200267175U CN201964480U (en) | 2011-01-26 | 2011-01-26 | Microwave oven furnace body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200267175U CN201964480U (en) | 2011-01-26 | 2011-01-26 | Microwave oven furnace body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201964480U true CN201964480U (en) | 2011-09-07 |
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ID=44527021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200267175U Expired - Lifetime CN201964480U (en) | 2011-01-26 | 2011-01-26 | Microwave oven furnace body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201964480U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102200304A (en) * | 2011-01-26 | 2011-09-28 | 济南佳泰电器有限公司 | Furnace body of microwave oven |
| CN107110508A (en) * | 2014-09-02 | 2017-08-29 | 三星电子株式会社 | Cooking equipment |
| CN113749529A (en) * | 2020-06-05 | 2021-12-07 | 浙江天喜厨电股份有限公司 | Air oven with heated air circulation heating system |
| CN115444269A (en) * | 2022-09-01 | 2022-12-09 | 广东美的厨房电器制造有限公司 | Steam cooking apparatus and control method thereof |
-
2011
- 2011-01-26 CN CN2011200267175U patent/CN201964480U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102200304A (en) * | 2011-01-26 | 2011-09-28 | 济南佳泰电器有限公司 | Furnace body of microwave oven |
| CN102200304B (en) * | 2011-01-26 | 2012-10-03 | 济南佳泰电器有限公司 | Furnace body of microwave oven |
| CN107110508A (en) * | 2014-09-02 | 2017-08-29 | 三星电子株式会社 | Cooking equipment |
| US11212884B2 (en) | 2014-09-02 | 2021-12-28 | Samsung Electronics Co., Ltd. | Cooking apparatus |
| CN113749529A (en) * | 2020-06-05 | 2021-12-07 | 浙江天喜厨电股份有限公司 | Air oven with heated air circulation heating system |
| CN115444269A (en) * | 2022-09-01 | 2022-12-09 | 广东美的厨房电器制造有限公司 | Steam cooking apparatus and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110907 Effective date of abandoning: 20121003 |