CN105737220B - A kind of microwave hot air furnace body - Google Patents
A kind of microwave hot air furnace body Download PDFInfo
- Publication number
- CN105737220B CN105737220B CN201610250999.4A CN201610250999A CN105737220B CN 105737220 B CN105737220 B CN 105737220B CN 201610250999 A CN201610250999 A CN 201610250999A CN 105737220 B CN105737220 B CN 105737220B
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C7/00—Stoves or ranges heated by electric energy
- F24C7/06—Arrangement or mounting of electric heating elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C7/00—Stoves or ranges heated by electric energy
- F24C7/08—Arrangement or mounting of control or safety devices
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/64—Heating using microwaves
- H05B6/6447—Method of operation or details of the microwave heating apparatus related to the use of detectors or sensors
- H05B6/645—Method of operation or details of the microwave heating apparatus related to the use of detectors or sensors using temperature sensors
- H05B6/6452—Method of operation or details of the microwave heating apparatus related to the use of detectors or sensors using temperature sensors the sensors being in contact with the heated product
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/64—Heating using microwaves
- H05B6/647—Aspects related to microwave heating combined with other heating techniques
- H05B6/6473—Aspects related to microwave heating combined with other heating techniques combined with convection heating
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/64—Heating using microwaves
- H05B6/70—Feed lines
- H05B6/707—Feed lines using waveguides
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/64—Heating using microwaves
- H05B6/74—Mode transformers or mode stirrers
- H05B6/745—Rotatable stirrers
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Constitution Of High-Frequency Heating (AREA)
- Electric Ovens (AREA)
Abstract
A kind of microwave hot air furnace body, in order to solve heating, food function is single, speed is slow, the drawbacks such as disabling metalware under high energy consumption and microwave function.It includes the internal microwave oven cavity for hollow structure, it is characterized in that, inside cavity is divided into main cooking cavity, top air-out chamber, bottom return air chamber, circulation air path and centrifugal wind pressure chamber, electrical heating elements are set in top air-out chamber and bottom return air chamber, catalytic converter is installed in circulation air path close at wind pressure chamber, centrifuge wind pressure intracavitary setting centrifugation blower device, and high-frequency microwave generating means is set at the top of top air-out chamber, it is isolated using the top wind deflector that microwave and hot wind can be made to pass through between top air-out chamber and main cooking cavity.The present invention integrates high-frequency microwave, strong convection circulating air, and mixed heating is powerful, quickly environmental protection.It significantly improves the having a single function of traditional heating mode, inefficiency, easy to pollute, easy taint of odour, energy consumption and drawbacks, the energy conservation and environmental protection such as disabling metalware is efficiently convenient under operation cost is high and microwave function.
Description
Technical field
The present invention relates to a kind of apparatus for heating food of high-efficiency environment friendly, especially it is a kind of collect high-frequency microwave, circulating air in
One simultaneously allows the fast oven furnace body for using metalware under microwave function.
Background technology
Current kitchen heating equipment is generally only with a kind of simple mode of heating.Or heat transfer or thermal convection current or microwave
Heating or infrared heating, mode of heating is single, and metalware is forbidden to use under microwave function, inefficiency, inside and outside food
Temperature difference is big, easy taint of odour easy to pollute between food, and energy consumption and human cost are high.
Invention content
In order to solve currently to heat, food function is single, speed is slow, disables metalware under high energy consumption and microwave function
Etc. drawbacks, the present invention high-frequency microwave, strong convection frequency conversion type circulating air are effectively bonded together, carry out dynamic hybrid
Heating, powerful, energy conservation and environmental protection, heating speed is 15 times of traditional approach.
The technical scheme adopted by the invention to solve the technical problem is that:A kind of microwave hot air furnace body, including inside is
The oven shell of hollow structure, characterized in that
Cavity inside oven is divided into master to cook by one " u "-shaped chamber frame, cavity top plate, cavity back plate, pressure chamber foreboard
It prepares food chamber, top wind chamber, bottom wind chamber, top circulation air path, bottom cycle air duct and centrifugation wind pressure chamber, the pressure chamber foreboard is in
Z-shaped, the top wind chamber live cooking cavity and bottom wind intracavitary equipped with electrical heating elements;Between top wind chamber and main cooking cavity
Using the top aerofoil isolation that microwave and hot wind pass through can be made, using hot wind being made to pass through between bottom wind chamber and main cooking cavity
Aerofoil isolation in bottom has air holes array on the top aerofoil and bottom aerofoil, there is return air inlet on the pressure chamber foreboard, described time
Catalytic converter is installed at air port;The setting centrifugation wind pressure chamber between pressure chamber foreboard and cavity back plate, centrifugation wind pressure top of chamber have
Air outlet, the centrifugation wind pressure intracavitary setting centrifugation blower device, is perforation, institute between the main cooking cavity and top wind chamber
It is perforation to state between main cooking cavity and bottom wind chamber, is perforation between the bottom wind chamber and bottom cycle air duct, described
It is perforation between bottom cycle air duct and centrifugation wind pressure chamber, and the air outlet on the centrifugation wind pressure top of chamber passes through top
Circulation air path is communicated to main cooking cavity;
The high-frequency microwave generating means that one top is broken out is mounted on the top of the top wind chamber above main cooking cavity;
Temperature element is equipped in top circulation air path between the " u "-shaped chamber frame and cavity top plate, cavity back plate.
Further, the high-frequency microwave generating means includes magnetron, waveguide and mode-stirred chamber, the pattern
Teeter chamber includes cylindrical cavity, waveguide cover, axle sleeve, shaft, stirring blade, and the cylindrical cavity and axle sleeve are coaxially set
It sets inside and outside cavity top plate, circular waveguide cover is installed in cylindrical cavity lower face, and shaft, shaft are installed in axle sleeve
Lower end install stirring blade, stirring blade is located in mode-stirred chamber, and is not contacted with cylindrical microwave cavity shell;Oven
Cover top plate is provided with microwave coupling mouth with mode-stirred chamber shell corresponding position;Waveguide one end at microwave coupling mouth with oven shell
Body top plate lateral surface connects, and the other end connects magnetron.
The stirring blade is three pieces, and the direction bending and molding of each stirring blade radially and axially, stirring blade exists
The microwave in furnace chamber can be made to be uniformly distributed during rotation.
Further, the waveguide is the rectangular tube that one end blocks one end open;It is provided on waveguide closure end face scattered
Hot hole, the waveguide upper side are opened there are one the Microwave emission hole of protrusion by being pulled up at closure end, are used for
Magnetron is installed;Waveguide tube opening is the funnel-form of upward bending and molding, for coordinating with microwave coupling mouth.
Further, the temperature element is thermocouple, and the thermocouple includes thermocouple shielding case, insulation sleeve peace
Tubulature, insulation sleeve, electric thermo-couple temperature probe, thermocouple shielding case are mounted on " u "-shaped chamber frame and cavity top plate, cavity back plate
Between top circulation air path a medial surface on, and thermocouple shielding case is equipped with aperture, pacifies on corresponding lateral surface
Equipped with insulation sleeve installing pipe, there are insulation sleeve, electric thermo-couple temperature probe to stretch into thermocouple screen across insulation sleeve in insulation sleeve installing pipe
It covers in cover;Actual temperature signal in furnace chamber is passed to intelligent control system by thermocouple, is provided accurately for heating food
Temperature guarantee, the aperture above thermocouple shielding case, not only can guarantee that thermocouple accurately measured furnace chamber actual temperature, but also can be effective
Avoid microwave interference thermocouple signal.
The centrifugation blower device includes motor and is equipped with fan blade mounted on motor shaft top, and fan blade is located at
Centrifuge wind pressure intracavitary.
Centrifugation blower device is centrifuging high speed rotation formation strong convection circulated air in wind pressure chamber, and electrical heating elements are generated
Electric heating energy passes to food by the air holes array above top circulation air path and top aerofoil in a manner of hot wind in spurting
After object, with food progress heat exchange by the air holes array on the aerofoil of bottom after top circulation air path and catalytic converter cleans
Centrifugation wind pressure chamber is returned, a big strong convection circulating air channel is constituted, food is heated from outside to inside, and provides good
Good food coloring ability, catalytic converter generate activity at high temperature, the oil smoke to being generated in high-temperature heating cooking cycle and
Other poisonous and harmful substances carry out catalytic purifications, can make between food it is pollution-free, without taint of odour.
The beneficial effects of the invention are as follows:The present invention integrates high-frequency microwave, the strong convection circulating air that top is broken out, and mixes
Box-like heating, powerful, quickly environmental protection.Significantly improve the having a single function of traditional heating mode, inefficiency, easily dirty
The drawbacks such as dye, easy taint of odour, energy consumption and operation cost be high.
Description of the drawings
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is A-A sectional views of Fig. 1;
Fig. 3 is the structural schematic diagram of waveguide;
Fig. 4 is B-B sectional views of Fig. 3;
Fig. 5 is the structural schematic diagram of waveguide main body;
Fig. 6 is the sectional view of mode-stirred chamber;
Fig. 7 is the structural schematic diagram of temperature element;
Fig. 8 is C-C sectional views of Fig. 7;
In figure:1 furnace chamber shell, 2 fire doors, 3 " u "-shaped chamber frames, 4 cavity top plates, 5 cavity back plates, 6 pressure chamber foreboards, 7 masters
Cooking cavity, 8 top wind chambers, 9 bottom wind chambers, 10 top circulation air paths, 11 bottom cycle air ducts, 12 centrifugation wind pressure chambers, 13 tops
Aerofoil, 14 bottom aerofoils, 15 air holes arrays, 16 return air inlets, 17 catalytic converters, 18G shell bodies, 19 motors, 20 fan blade,
21 top wind chamber electrical heating elements, 22, cooking cavity electrical heating elements, 23 bottom wind chamber electrical heating elements, 24 magnetrons, 25 waveguides
Pipe, 26 mode-stirred chambers, 27 microwave coupling mouths, 28 waveguide covers, 29 axle sleeves, 30 shafts, 31 stirring blades, 32 waveguide main bodys,
33 waveguide lids, 34 waveguide closure plates, 35 microwave reflection faces, 36 Microwave emission holes, 37 food carriages, 38 foods, 39 thermometric lists
Member, 40 thermocouples, 41 thermocouple shielding cases, 42 insulation sleeve installing pipes, 43 insulation sleeves, 44 shielding case apertures,
Specific implementation mode
As shown in Fig. 1~Fig. 8, a kind of microwave hot air furnace body, including the internal oven cavity shell 1 for hollow structure,
There is fire door 2 on furnace chamber foreboard, a " u "-shaped chamber frame 3, cavity top plate 4, cavity back plate 5 and pressure chamber foreboard 6 will be inside ovens
Cavity be divided into main cooking cavity 7, top wind chamber 8, bottom wind chamber 9,10 bottom cycle air duct 11 of top circulation air path and centrifugation
Wind pressure chamber 12, top wind chamber 8 are located at the top of main cooking cavity 7, and bottom wind chamber 9 is located at the bottom of main cooking cavity 7, top circulated air
Road 10 is located at top wind chamber 8 and is located at bottom wind chamber 9 and centrifugation wind pressure with the junction of wind pressure chamber 12, bottom cycle air duct 11 is centrifuged
The junction of chamber 12.Have top aerofoil 13 between main cooking cavity 7 and top wind chamber 8, main cooking cavity 7 and bottom wind chamber 9 it
Between have bottom aerofoil 14, have air holes array 15 in the horizontal plate face of top aerofoil 13 and bottom aerofoil 14, can be by top wind
Chamber 8 is penetrated through with main cooking cavity 7 and main cooking cavity 7 with bottom wind chamber 9.Main cooking cavity 7 is used for heating food.Before pressing chamber
It is opened on plate 6 there are one return air inlet 16, catalytic converter 17 is installed at return air inlet 16, is set between pressure chamber foreboard 6 and cavity back plate
Centrifugation wind pressure chamber 12 is set, from below, centrifuges wind pressure chamber, 12 be " G " shape of spiral, is before being fastened on pressure chamber by G shells body 18
It is formed between plate 6 and furnace chamber back plate 5, centrifugation wind pressure chamber 12 passes through top circulation air path 10 with top wind chamber 8 and bottom wind chamber 9
It is connected to bottom cycle air duct 11, constitutes cycle in the hot wind in furnace chamber, circulating path is main cooking cavity 7, bottom wind chamber 9, bottom
Portion's circulation air path 11, catalytic cleaner 17, centrifugation wind pressure chamber 12, top circulation air path 10, top wind chamber 8, main cooking cavity 7.
Centrifuge setting centrifugation blower device in wind pressure chamber 12.Centrifugation blower device includes motor 19 and the installation of motor shaft top
Fan blade 20, fan blade 20 is located in centrifugation wind pressure chamber 12.Motor 19 is mounted on 12 outside of centrifugation wind pressure chamber, fan leaf
It is pressure chamber foreboard 6 before piece 20.
Top electrical heating elements 21 are equipped in top wind chamber 8, the bottom of main culinary art 7 is equipped with cooking cavity electrical heating elements 22,
Bottom electrical heating elements 23 are equipped in bottom wind chamber 9, which is infrared electric heating pipe, can be to the air in cavity
It is heated.
The high-frequency microwave generating means that one top is broken out is mounted on the cavity top plate 4 of oven shell;The high-frequency microwave is sent out
Generating apparatus includes magnetron 24, waveguide 25 and mode-stirred chamber 26.The fixed mode teeter chamber on 4 medial surface of cavity top plate
26, the microwave coupling mouth 27 of rectangle is provided on cavity top plate corresponding with mode-stirred chamber 4, waveguide 25 is in microwave coupling mouth 27
Place is fixedly connected with the lateral surface of cavity top plate 4, and magnetron 24 is mounted on the other end of waveguide 25.As shown in fig. 6, pattern is stirred
It includes cylindrical cavity 27, waveguide cover 28, axle sleeve 29, shaft 30, stirring blade 31, cylindrical cavity 27 and axis to mix room 26
Set 29 and shaft 30 are arranged inside and outside cavity top plate 4, and circular waveguide cover 28 is installed in 27 lower face of cylindrical cavity,
Shaft 30 is installed, stirring blade 31 is installed in shaft lower end in axle sleeve.Stirring blade is three pieces, and each stirring blade is radially and axis
To direction bending and molding.Stirring blade is located in cylindrical cavity 27, and is not contacted with 27 inner wall of cylindrical cavity.
As shown in Fig. 3, Fig. 4, Fig. 5, waveguide 25 is the rectangular tube that one end blocks one end open, has three pieces to be composed, is by waveguide
The hollow cavity that pipe main body 32, waveguide lid 33 and waveguide closure plate 34 are constituted.Waveguide main body 32 therein is by bottom surface, side
Face and microwave reflection face 35 form, and it is the molding funnel of downward bending that microwave reflection face 35, which is made of two inclined-planes, forms opening,
Shape, for coordinating with microwave coupling mouth 27.It is provided with heat emission hole on waveguide closure plate 34, is opened at closure end on waveguide lid 33
There are one the Microwave emission holes 36 of protrusion by stretching, for installing magnetron.Its operation principle is, what magnetron 24 generated
High-frequency microwave is entered rectangular waveguide 25 by waveguide emission port 36 and is transmitted to the reflection of the waveguide other end in a manner of traveling wave
Face 35, there are two sloping reflectors at waveguide reflecting surface 35 by microwave introduction model teeter chamber 26, is cooked then into master
It prepares food chamber 7, during stirring blade rotates main cooking cavity, the microwave in 7 can be uniformly distributed.
Food carriage 37 is installed in main cooking cavity 7, food 38 is placed on food carriage.
Top circulation air path between " u "-shaped chamber frame 3, cavity top plate 4, cavity back plate 5 and Z-shaped pressure chamber foreboard 6
Interior 10 are equipped with temperature measuring unit 39, and as shown in Fig. 6, Fig. 7, Fig. 8, temperature measuring unit includes thermocouple 40, thermocouple shielding case 41, insulation
Cover installing pipe 42, insulation sleeve 43.Thermocouple shielding case 40 is mounted on a medial surface of top circulation air path 10, is corresponding to it
Lateral surface on insulation sleeve installing pipe 42 is installed, there is insulation sleeve 43, the temperature probe of thermocouple 40 to wear in insulation sleeve installing pipe
It crosses insulation sleeve 43 to stretch into thermocouple shielding case 41, thermocouple shielding case 41 has aperture 44 above.Both it can guarantee that thermocouple 40 was accurate
The actual temperature in furnace chamber really is measured, and can effectively avoid microwave interference thermocouple 40.
Motor 19 drives fan blade 20 centrifuging high speed rotation formation strong convection circulated air in wind pressure chamber 12, by electrical heating
The electric heating energy that element 21,22,23 generates passes through top circulation air path 10,8 top aerofoil 13 of top wind chamber in a manner of hot wind
Food 38 is passed in spurting after air holes array 15 above, is passed through by bottom wind chamber 9 bottom of by after carrying out heat exchange with food
Portion's circulation air path 11 and catalytic converter 17 return to centrifugation wind pressure chamber 12 after purifying, it is right by force that cyclone type is thus formed in furnace chamber
Circulating air is flowed, carrying out persistent loop from outside to inside to food heats, and provides good food coloring ability, catalyzed conversion
Device 17 generates activity at high temperature, and catalytic purification is carried out to the oil smoke and other materials that are generated in high-temperature heating cooking cycle, can
So that it is pollution-free between food, without taint of odour, reach environmentally friendly purpose.
It is the known technology of those skilled in the art in addition to the technical characteristic described in specification.
Claims (2)
1. a kind of microwave hot air furnace body, including the internal oven cavity for hollow structure, characterized in that
Cavity inside oven is divided into master to cook by " u "-shaped chamber frame, cavity top plate, cavity back plate and Z-shaped pressure chamber foreboard
It prepares food chamber, top wind chamber, bottom wind chamber, top circulation air path, bottom cycle air duct and centrifugation wind pressure chamber, the top wind chamber and bottom
Portion's wind intracavitary is equipped with electrical heating elements;The bottom of main culinary art is equipped with cooking cavity electrical heating elements, the top wind chamber and main culinary art
Using the top aerofoil isolation that microwave and hot wind pass through can be made between chamber, using hot wind can be made between bottom wind chamber and main cooking cavity
By the isolation of bottom aerofoil, have air holes array on the top aerofoil and bottom aerofoil, have back on the Z-shaped pressure chamber foreboard
Catalytic converter is installed in air port at the return air inlet;Setting centrifugation wind pressure chamber between chamber foreboard and cavity back plate is pressed in Z-shaped,
The centrifugation wind pressure top of chamber has air outlet, the centrifugation wind pressure intracavitary setting centrifugation blower device, the main cooking cavity and top
It is perforation between portion's wind chamber, is perforation, the bottom wind chamber and bottom cycle between the main cooking cavity and bottom wind chamber
It is perforation between air duct, is perforation between the bottom cycle air duct and centrifugation wind pressure chamber, and in the centrifugation wind pressure chamber
Air outlet on top is communicated to main cooking cavity by top circulation air path;The centrifugation wind pressure chamber is " G " shape of spiral, is
It is fastened between pressure chamber foreboard and furnace chamber back plate and is formed by G shell bodies, centrifugation wind pressure chamber and top wind chamber and bottom wind chamber are logical
It crosses top circulation air path to be connected to bottom cycle air duct, constitutes cycle in the hot wind in furnace chamber, circulating path is main cooking cavity, bottom
Portion's wind chamber, bottom cycle air duct, catalytic cleaner, centrifugation wind pressure chamber, top circulation air path, top wind chamber, main cooking cavity,
The top that one high-frequency microwave generating means is mounted on above main cooking cavity goes out the top of chamber;
Temperature element is equipped in top circulation air path between the " u "-shaped chamber frame and cavity top plate, cavity back plate,
The high-frequency microwave generating means includes magnetron, waveguide and mode-stirred chamber, and the mode-stirred chamber includes circle
Cylindricality microwave cavity, waveguide cover, axle sleeve, shaft and stirring blade, the cylindrical cavity and axle sleeve are co-axially located at cavity top
The inside and outside both sides of plate, the cylindrical cavity lower face install circular waveguide cover, shaft, shaft are installed in the axle sleeve
Stirring blade is installed in lower end, and stirring blade is three pieces, the direction bending and molding of each stirring blade radially and axially, paddle
Piece can be such that the microwave in furnace chamber is uniformly distributed during rotation;The fixed mode teeter chamber on cavity top plate medial surface,
Be provided with the microwave coupling mouth of rectangle on cavity top plate corresponding with mode-stirred chamber, waveguide at microwave coupling mouth with cavity top
The lateral surface of plate is fixedly connected, and magnetron is mounted on the other end of waveguide, and stirring blade is located at cylindrical microwave intracavitary, and
Do not contacted with cylindrical microwave cavity wall, waveguide be one end block one end open rectangular tube, there are three pieces to be composed, be by
The hollow cavity that waveguide main body, waveguide lid and waveguide closure plate are constituted, waveguide main body therein be by bottom surface, side and
Microwave reflection face forms, and microwave reflection face is made of two inclined-planes, the funnel-form for the bending and molding that forms that Open Side Down, for and it is micro-
Wave coupling aperture coordinates, and is provided with heat emission hole on waveguide closure plate, and waveguide covers and opens that there are one by stretching at end close to blocking
The Microwave emission hole of protrusion, for installing magnetron,
The centrifugation blower device includes motor and the fan blade mounted on motor shaft top, and the fan blade is located at centrifugation
In cavity, motor is mounted on the outside of centrifugation wind pressure chamber, is pressure chamber foreboard before fan blade,
Motor drives fan blade to form strong convection circulated air centrifuge in wind pressure chamber high speed rotation, will be arranged top wind chamber,
The electric heating energy that the electrical heating elements of the bottom of bottom wind intracavitary and main culinary art generate passes through top circulated air in a manner of hot wind
Pass to food in spurting after road, top wind chamber, the air holes array above the aerofoil of top, with food carry out after heat exchange through by
Bottom wind chamber returns to centrifugation wind pressure chamber behind bottom cycle air duct and catalytic converter cleans, and rotation is thus formed in furnace chamber
Wind formula strong convection circulating air carries out persistent loop from outside to inside to food and heats, and provides good food coloring ability,
Catalytic converter generates activity at high temperature, to the oil smoke and other materials that generate in high-temperature heating cooking cycle be catalyzed only
Change, can make between food it is pollution-free, without taint of odour, reach environmentally friendly purpose.
2. a kind of microwave hot air furnace body according to claim 1, characterized in that the temperature element is thermocouple,
The thermocouple includes thermocouple shielding case, insulation sleeve installing pipe, insulation sleeve and electric thermo-couple temperature probe, the thermocouple screen
On a medial surface for covering the top circulation air path that cover is mounted between " u "-shaped chamber frame and cavity top plate, cavity back plate, and
Thermocouple shielding case is equipped with aperture, and insulation sleeve installing pipe, the insulation sleeve installing pipe are equipped on corresponding lateral surface
Inside there are insulation sleeve, the electric thermo-couple temperature probe to be stretched into thermocouple shielding case across insulation sleeve.
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CN201610250999.4A CN105737220B (en) | 2016-04-21 | 2016-04-21 | A kind of microwave hot air furnace body |
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CN105737220B true CN105737220B (en) | 2018-08-24 |
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Families Citing this family (5)
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CN106562685B (en) * | 2016-10-19 | 2019-03-29 | 广东美的厨房电器制造有限公司 | The cooking methods of cooking appliance |
CN110652219B (en) * | 2018-06-28 | 2021-09-28 | 佛山市顺德区美的电热电器制造有限公司 | Baking appliance |
CN110522319A (en) * | 2019-10-18 | 2019-12-03 | 广东美的白色家电技术创新中心有限公司 | Cooking apparatus |
CN110974050B (en) * | 2019-12-31 | 2021-06-29 | 广东美的厨房电器制造有限公司 | Hot air assembly and heating device with same |
CN112752365B (en) * | 2020-12-31 | 2024-01-09 | 广东美的厨房电器制造有限公司 | Stirring assembly and cooking utensil |
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DE602004002912T2 (en) * | 2003-09-09 | 2007-04-12 | Microwave Ovens Ltd., Shirley | microwave oven |
JP2010181117A (en) * | 2009-02-09 | 2010-08-19 | Panasonic Corp | Heating cooker |
CN102197834A (en) * | 2011-01-26 | 2011-09-28 | 济南佳泰电器有限公司 | Oven body of quick oven |
CN102200304B (en) * | 2011-01-26 | 2012-10-03 | 济南佳泰电器有限公司 | Furnace body of microwave oven |
CN205655349U (en) * | 2016-04-21 | 2016-10-19 | 济南佳泰电器有限公司 | Microwave hot -blast furnace furnace body |
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