CN101737819A - Microwave oven with fume extracting function - Google Patents
Microwave oven with fume extracting function Download PDFInfo
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- CN101737819A CN101737819A CN200810152915A CN200810152915A CN101737819A CN 101737819 A CN101737819 A CN 101737819A CN 200810152915 A CN200810152915 A CN 200810152915A CN 200810152915 A CN200810152915 A CN 200810152915A CN 101737819 A CN101737819 A CN 101737819A
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Abstract
The invention discloses a microwave oven with a fume extracting function, which comprises an external box body, a heating cavity, an electronic control chamber, an oven gate, a control panel and a front grating, wherein the top face of the heating cavity is provided with an agitating fan component which comprises an agitating fan shell, an agitating fan and a fan cover; the agitating fan comprises a flow guide device, a rotating component and fan blades; the flow guide device is sector-shaped; the rotating component is arranged on the flow guide device; the fan blades are fixed on the rotating component; and the fan cover is made from a heat-resistant mica material. Because the fan cover on the oven is made from the heat-resistant mica material and the sector-shaped flow guide device is only arranged between an air intake and an air outtake on the flow guide device, the microwave oven with the fume extracting function provided by the invention can solve the problem of melting of the fan cover due to an over high temperature in the body of a chamber during barbecue and simplifies the structure of the flow guide device, thereby greatly reducing noise and the production cost and simultaneously improving the assembly efficiency.
Description
Technical field
The present invention relates to a kind of household electrical appliance, particularly relate to a kind of micro-wave oven that has fume exhausting function concurrently.
Background technology
Usually, micro-wave oven be a kind of microwave with about per second 2450MHz as heating source, by destroying the molecules align in the food, thereby utilize the frictional heat of intermolecular generation to come the device of heat food.Common microwave stove is placed on the table usually and is used.But recently the micro-wave oven that has fume exhausting function concurrently (also claiming ventilating hood-type microwave oven) that occurs on the market is arranged on the top of heater usually, and it has simultaneously discharges the flue gas that produces on the heater or the function of hot gas.Fig. 1 is the micro-wave oven external structure stereogram that has fume exhausting function concurrently of prior art.Fig. 2 is the micro-wave oven primary structure decomposing schematic representation that has fume exhausting function concurrently shown in Fig. 1.Fig. 3 is heating cavity position STRUCTURE DECOMPOSITION schematic diagram in the micro-wave oven that has fume exhausting function concurrently shown in Fig. 1.Fig. 4 is the micro-wave oven primary structure schematic diagram that has fume exhausting function concurrently that a kind of agitation fan assembly of prior art is installed.Fig. 5 is agitation fan modular construction vertical view in the micro-wave oven that has fume exhausting function concurrently of another kind of prior art.As Fig. 1～shown in Figure 5, the micro-wave oven that has fume exhausting function concurrently of this prior art comprises external box of microvave 1, heating cavity 2, electric control chamber 3, fire door 4, control panel 17 and preceding grid 5; Wherein external box of microvave 1 comprises top panel 6, bottom panel 7, Left-Hand Panel 8, right panel 8 ' and the backplate 9 that constitutes micro-wave oven end face, bottom surface, two sides and back side external structure, the rear portion of top panel 6 is formed with at least one exhaust outlet 18 that is connected with the following exhaust motor assembly 14 that will narrate, and the middle part of bottom panel 7 then is formed with the flue gas that is used for producing on the suction heater or the air inlet 20 of hot gas; Heating cavity 2 is arranged on the inside left of external box of microvave 1, it cuboid chamber body opening-like before and after comprising 22 and the header board 23 that is installed in chamber body 22 front ends, the inside of chamber body 22 is provided with can place glass rotating disk 10 or the barbecue rack 11 for the treatment of cooking food on it, front end of the top surface one side of chamber body 22 is formed with the air hole 19 that is used for discharging the water vapour that gastronomical process food produces, and lamp assembly 12, agitation fan assembly 13 and exhaust motor assembly 14 are installed on the end face of chamber body 22; Electric control chamber 3 is arranged on the inner right side of external box of microvave 1, and the magnetron 15 that can produce microwave, not shown high-tension transformer, cooling fan and other electronic component are installed in it; One side of fire door 4 is hinged on the front end face left side of header board 23, and it can optionally open and close chamber body 22 in the mode of rotating; Control panel 17 is installed in the front end face lower right side of header board 23, and the operated key 16 that at least one is used to control running of microwave oven is installed on it; Preceding grid 5 then is installed on the header board 23 that is positioned at fire door 4 and control panel 17 upper ends, is used to flow into extraneous air.Described agitation fan assembly 13 comprises agitation fan housing 30, agitation fan 31 and fan cover 32; Wherein agitation fan housing 30 is that end face from chamber body 22 forms to upper process, and standoff distance is formed with air inlet 33 and not shown air outlet on the side; Agitation fan 31 is installed in the inside of agitation fan housing 30, and it forms scattering by the microwave that the mode of rotating produces magnetron 15, so that microwave offered equably the food that is positioned at chamber body 22 inside; Fan cover 32 then is installed in the lower ending opening place of agitation fan housing 30, is used to separate the inner space of agitation fan 31 and chamber body 22.But there is following point in the micro-wave oven that has fume exhausting function concurrently of this prior art: as shown in Figure 4, the agitation fan 31 in a kind of agitation fan assembly 13 commonly used is at present driven by drive motors 35.Need establish drive motors 35 in addition owing to drive agitation fan 31, so not only increase the quantity and the production cost of parts, and assembling efficiency also is subjected to certain restriction, and operating difficulties.As shown in Figure 5, agitation fan 31 in the another kind of agitation fan assembly 13 commonly used at present is the wind conduction, its mainly comprise fan blade 36 and be the whole month shape and be formed with on it with agitation fan housing 30 on the corresponding air inlet 33 ' of air inlet 33 and air outlet position and the guiding device 37a of air outlet 34 ', 37b.Can on the end face of chamber body 22, form vertical air-flow during 14 work of exhaust motor assembly, this air-flow will enter from the air inlet on the agitation fan housing 30 33, then through guiding device 37a, air inlet 33 ' on the 37b enters into its inside, through guiding device 37a, the air outlet on air outlet 34 ' on the 37b and the agitation fan housing 30 is discharged, in this process afterwards, be arranged on guiding device 37a, the fan blade 36 of 37b inside can contact with said flow and produce rotation.Though this agitation fan assembly 13 than preceding a kind of have simple in structure, cost is low, save advantages such as the energy and processing ease, but shortcoming is the fan cover 32 on it is to be made by the polypropylene material of non-refractory, and when barbecue chamber body 22 temperature inside than higher, therefore might cause fan cover 32 to produce and melt.In addition, because guiding device 37a, 37b is the shape whole month, thereby its contact area with said flow is bigger, so not only can therefore produce bigger noise, and manufacturing cost is raise, complex structure, while packaging efficiency reduction.
Summary of the invention
In order to address the above problem, the object of the present invention is to provide that a kind of agitation fan modular construction on it is simple, assembling easily, cost is low, high temperature resistant and the micro-wave oven that has fume exhausting function concurrently that can obviously reduce noise.
In order to achieve the above object, the micro-wave oven that has fume exhausting function concurrently provided by the invention comprises external box of microvave, heating cavity, electric control chamber, fire door, control panel and preceding grid; Wherein external box of microvave comprises top panel, bottom panel, Left-Hand Panel, right panel and the backplate that constitutes micro-wave oven end face, bottom surface, two sides and back side external structure, the rear portion of top panel is formed with at least one exhaust outlet that is connected with the exhaust motor assembly, and the middle part of bottom panel then is formed with the flue gas that is used for producing on the suction heater or the air inlet of hot gas; Heating cavity is arranged on the inside left of external box of microvave, it cuboid chamber body opening-like before and after comprising and the header board that is installed in the chamber body front end, the inside of chamber body is provided with can place glass rotating disk or the barbecue rack for the treatment of cooking food on it, front end of the top surface one side of chamber body is formed with the air hole that is used for discharging the water vapour that gastronomical process food produces, and lamp assembly, agitation fan assembly and exhaust motor assembly are installed on the end face of chamber body; Electric control chamber is arranged on the inner right side of external box of microvave, and magnetron, high-tension transformer, cooling fan and other electronic component that can produce microwave are installed in it; One side of fire door is hinged on the front end face left side of header board, and it can optionally open and close chamber body in the mode of rotating; Control panel is installed in the front end face lower right side of header board, and the operated key that at least one is used to control running of microwave oven is installed on it; Preceding grid then is installed on the header board that is positioned at fire door and control panel upper end, is used to flow into extraneous air; Described agitation fan assembly comprises agitation fan housing, agitation fan and fan cover; Wherein the agitation fan housing is that end face from chamber body forms to upper process, and standoff distance is formed with air inlet and air outlet on the side; Agitation fan is installed in the inside of agitation fan housing, comprises guiding device, revolving part and fan blade; Wherein guiding device is fan-shaped, be fixed on the upper surface of fan cover, its fan heart place projects upwards and is formed with a back shaft, its circumferential location then project upwards be formed with a circular blast baffle and respectively with the agitation fan housing on corresponding air inlet of air inlet and air outlet position and air outlet; Revolving part is installed on the back shaft of guiding device in rotating mode; The center of fan blade then is fixed on the revolving part; Fan cover is installed in the lower ending opening place of agitation fan housing, and it is made by resistant to elevated temperatures mica material, is used to separate the inner space of agitation fan and chamber body.
The described central angle of fan-shaped guiding device that is is less than 180 °.
Described guiding device is made by polyphenylene sulfide (PPS) material.
The micro-wave oven that has fume exhausting function concurrently provided by the invention is that the fan cover on it is made with resistant to elevated temperatures mica material, and only between air inlet on the guiding device and air outlet, be provided with and be fan-shaped deflector, the fan cover that causes because of the chamber body temperature inside is too high in the time of not only can preventing to roast like this melts problem, and simplified the structure of guiding device, therefore noise and production cost can be reduced significantly, packaging efficiency can be improved simultaneously.
Description of drawings
Fig. 1 is the micro-wave oven external structure stereogram that has fume exhausting function concurrently of prior art.
Fig. 2 is the micro-wave oven primary structure decomposing schematic representation that has fume exhausting function concurrently shown in Fig. 1.
Fig. 3 is heating cavity position STRUCTURE DECOMPOSITION schematic diagram in the micro-wave oven that has fume exhausting function concurrently shown in Fig. 1.
Fig. 4 is the micro-wave oven primary structure schematic diagram that has fume exhausting function concurrently that a kind of agitation fan assembly of prior art is installed.
Fig. 5 is agitation fan modular construction vertical view in the micro-wave oven that has fume exhausting function concurrently of another kind of prior art.
Fig. 6 is agitation fan assembly exploded perspective view in the micro-wave oven that has fume exhausting function concurrently provided by the invention.
Fig. 7 is agitation fan modular construction schematic diagram in the micro-wave oven that has fume exhausting function concurrently provided by the invention.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the micro-wave oven that has fume exhausting function concurrently provided by the invention is elaborated.The parts identical with prior art adopt identical Reference numeral, and omit its detailed description of carrying out.
As Fig. 6, Fig. 7 and Fig. 1～shown in Figure 3, the micro-wave oven that has fume exhausting function concurrently provided by the invention comprises external box of microvave 1, heating cavity 2, electric control chamber 3, fire door 4, control panel 17 and preceding grid 5; Wherein external box of microvave 1 comprises top panel 6, bottom panel 7, Left-Hand Panel 8, right panel 8 ' and the backplate 9 that constitutes micro-wave oven end face, bottom surface, two sides and back side external structure, the rear portion of top panel 6 is formed with at least one exhaust outlet 18 that is connected with the following exhaust motor assembly 14 that will narrate, and the middle part of bottom panel 7 then is formed with the flue gas that is used for producing on the suction heater or the air inlet 20 of hot gas; Heating cavity 2 is arranged on the inside left of external box of microvave 1, it cuboid chamber body opening-like before and after comprising 22 and the header board 23 that is installed in chamber body 22 front ends, the inside of chamber body 22 is provided with can place glass rotating disk 10 or the barbecue rack 11 for the treatment of cooking food on it, front end of the top surface one side of chamber body 22 is formed with the air hole 19 that is used for discharging the water vapour that gastronomical process food produces, and lamp assembly 12, agitation fan assembly 13 and exhaust motor assembly 14 are installed on the end face of chamber body 22; Electric control chamber 3 is arranged on the inner right side of external box of microvave 1, and the magnetron 15 that can produce microwave, not shown high-tension transformer, cooling fan and other electronic component are installed in it; One side of fire door 4 is hinged on the front end face left side of header board 23, and it can optionally open and close chamber body 22 in the mode of rotating; Control panel 17 is installed in the front end face lower right side of header board 23, and the operated key 16 that at least one is used to control running of microwave oven is installed on it; Preceding grid 5 then is installed on the header board 23 that is positioned at fire door 4 and control panel 17 upper ends, is used to flow into extraneous air; Described agitation fan assembly 13 comprises agitation fan housing 30, agitation fan 41 and fan cover 42; Wherein agitation fan housing 30 is that end face from chamber body 22 forms to upper process, and standoff distance is formed with air inlet 33 and not shown air outlet on the side; Agitation fan 41 is installed in the inside of agitation fan housing 30, comprises guiding device 43, revolving part 44 and fan blade 45; Wherein guiding device 43 is fan-shaped, be fixed on the upper surface of fan cover 42, its fan heart place projects upwards and is formed with a back shaft 47, its circumferential location then project upwards be formed with a circular blast baffle 46 and respectively with agitation fan housing 30 on corresponding air inlet 33 ' of air inlet 33 and air outlet position and air outlet 34 '; Revolving part 44 is installed on the back shaft 47 of guiding device 43 in rotating mode; The center of fan blade 45 then is fixed on the revolving part 44; Fan cover 42 is installed in the lower ending opening place of agitation fan housing 30, and it is made by resistant to elevated temperatures mica material, is used to separate the inner space of agitation fan 41 and chamber body 22.
The described central angle that is fan-shaped guiding device 43 can reduce the consumption of material like this, thereby reduce production costs less than 180 °.
Described guiding device 43 is made by polyphenylene sulfide (PPS) material, and this material not only can be high temperature resistant, but also can make wind concentration, thereby can make the rotation of fan blade 45 more smooth and easy.
When the user rotates the operated key 16 on the control panel 17 and after the micro-wave oven that has fume exhausting function concurrently provided by the invention started, under the cooling fan effect that is positioned at electric control chamber 3 inside, part extraneous air will enter into the inside of electric control chamber 3 by the right side of preceding grid 5, thereby electronic components such as cooling magnetron 15, high-tension transformer, this air-flow will be by the inside of the air admission hole inflow chamber phosphor bodies 22 on adjacent chamber body 22 right side walls of not shown and electric control chamber 3 then; Meanwhile, under the effect of exhaust motor assembly 14, flue gas that heater below micro-wave oven produces or hot gas will enter in the space between bottom panel 7 and chamber body 22 bottom surfaces by the air inlet on the bottom panel 7 20, flow into then in the space between Left-Hand Panel 8 and chamber body 22 left side walls, flow into the space between top panel 6 and chamber body 22 end faces at last; Simultaneously, the water vapour that food in chamber body 22 inside produces in gastronomical process and also will enter space between top panel 6 and chamber body 22 end faces together by air hole 19 from the air-flow that electric control chamber 3 is discharged, in addition, the left side of grid 5 also will flow into the part air to the space between top panel 6 and chamber body 22 end faces in the past, this air-flow will enter from the air inlet 33 ' on air inlet on the agitation fan housing 30 33 and the guiding device 43, discharge by the air outlet on air outlet 34 ' on the guiding device 43 and the agitation fan housing 30 then, in this process, the fan blade 45 that is arranged on agitation fan housing 30 inside can contact with the said flow through agitation fan housing 30 inside and produce rotation, thereby the microwave that magnetron 15 is produced forms scattering, so that microwave offered equably the food that is positioned at chamber body 22 inside.After compiling, last above-mentioned all air-flows will together discharge through exhaust outlet 18.
Claims (3)
1. micro-wave oven that has fume exhausting function concurrently, it comprises external box of microvave (1), heating cavity (2), electric control chamber (3), fire door (4), control panel (17) and preceding grid (5); Wherein external box of microvave (1) comprises top panel (6), bottom panel (7), Left-Hand Panel (8), right panel (8 ') and the backplate (9) that constitutes micro-wave oven end face, bottom surface, two sides and back side external structure, the rear portion of top panel (6) is formed with at least one exhaust outlet (18) that is connected with exhaust motor assembly (14), and the middle part of bottom panel (7) then is formed with the flue gas that is used for producing on the suction heater or the air inlet (20) of hot gas; Heating cavity (2) is arranged on the inside left of external box of microvave (1), the header board (23) that it comprises the cuboid chamber body (22) that front and back are opening-like and is installed in chamber body (22) front end, the inside of chamber body (22) is provided with can place glass rotating disk (10) or the barbecue rack (11) for the treatment of cooking food on it, front end of the top surface one side of chamber body (22) is formed with the air hole (19) that is used for discharging the water vapour that gastronomical process food produces, and lamp assembly (12) is installed on the end face of chamber body (22), agitation fan assembly (13) and exhaust motor assembly (14); Electric control chamber (3) is arranged on the inner right side of external box of microvave (1), and magnetron (15), high-tension transformer, cooling fan and other electronic component that can produce microwave are installed in it; One side of fire door (4) is hinged on the front end face left side of header board (23), and it can optionally open and close chamber body (22) in the mode of rotating; Control panel (17) is installed in the front end face lower right side of header board (23), and at least one operated key that is used to control running of microwave oven (16) is installed on it; Preceding grid (5) then is installed on the header board (23) that is positioned at fire door (4) and control panel (17) upper end, is used to flow into extraneous air; It is characterized in that: described agitation fan assembly 13 comprises agitation fan housing 30, agitation fan 41 and fan cover 42; Wherein agitation fan housing (30) is that end face from chamber body (22) forms to upper process, and standoff distance is formed with air inlet (33) and air outlet on the side; Agitation fan (41) is installed in the inside of agitation fan housing (30), comprises guiding device (43), revolving part (44) and fan blade (45); Wherein guiding device (43) is fan-shaped, be fixed on the upper surface of fan cover (42), its fan heart place projects upwards and is formed with a back shaft (47), its circumferential location then project upwards be formed with a circular blast baffle (46) and respectively with agitation fan housing (30) on air inlet (33) and corresponding air intake in air outlet position (33 ') and air outlet (34 '); Revolving part (44) is installed on the back shaft (47) of guiding device (43) in rotating mode; The center of fan blade (45) then is fixed on the revolving part (44); Fan cover (42) is installed in the lower ending opening place of agitation fan housing (30), and it is made by resistant to elevated temperatures mica material, is used to separate the inner space of agitation fan (41) and chamber body (22).
2. the micro-wave oven that has fume exhausting function concurrently according to claim 1 is characterized in that: the described central angle of fan-shaped guiding device (43) that is is less than 180 °.
3. the micro-wave oven that has fume exhausting function concurrently according to claim 1 is characterized in that: described guiding device (43) is made by polyphenylene sulfide (PPS) material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810152915A CN101737819A (en) | 2008-11-11 | 2008-11-11 | Microwave oven with fume extracting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810152915A CN101737819A (en) | 2008-11-11 | 2008-11-11 | Microwave oven with fume extracting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101737819A true CN101737819A (en) | 2010-06-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810152915A Pending CN101737819A (en) | 2008-11-11 | 2008-11-11 | Microwave oven with fume extracting function |
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| Country | Link |
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| CN (1) | CN101737819A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107625293A (en) * | 2017-09-27 | 2018-01-26 | 陈劲游 | A kind of culinary art that can absorb oil smoke and dual-purpose desk of having dinner |
| CN109330391A (en) * | 2018-11-23 | 2019-02-15 | 东莞御膳坊信息技术有限公司 | A kind of pot cover with fume exhausting function of automatic dish cooking machine |
| CN110859502A (en) * | 2019-10-24 | 2020-03-06 | 宁波方太厨具有限公司 | Steam box and range hood integrated machine and control method thereof |
| CN111442374A (en) * | 2019-01-17 | 2020-07-24 | 青岛海尔空调器有限总公司 | Ceiling type air conditioner indoor unit |
-
2008
- 2008-11-11 CN CN200810152915A patent/CN101737819A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107625293A (en) * | 2017-09-27 | 2018-01-26 | 陈劲游 | A kind of culinary art that can absorb oil smoke and dual-purpose desk of having dinner |
| CN109330391A (en) * | 2018-11-23 | 2019-02-15 | 东莞御膳坊信息技术有限公司 | A kind of pot cover with fume exhausting function of automatic dish cooking machine |
| CN111442374A (en) * | 2019-01-17 | 2020-07-24 | 青岛海尔空调器有限总公司 | Ceiling type air conditioner indoor unit |
| CN111442374B (en) * | 2019-01-17 | 2021-09-21 | 重庆海尔空调器有限公司 | Ceiling type air conditioner indoor unit |
| CN110859502A (en) * | 2019-10-24 | 2020-03-06 | 宁波方太厨具有限公司 | Steam box and range hood integrated machine and control method thereof |
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Open date: 20100616 |