CN1299057C - Suction and exhaust structure of chamber for microwave oven - Google Patents
Suction and exhaust structure of chamber for microwave oven Download PDFInfo
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- CN1299057C CN1299057C CNB021170487A CN02117048A CN1299057C CN 1299057 C CN1299057 C CN 1299057C CN B021170487 A CNB021170487 A CN B021170487A CN 02117048 A CN02117048 A CN 02117048A CN 1299057 C CN1299057 C CN 1299057C
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- microwave oven
- oven cavity
- air
- suction
- cavity
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Abstract
The present invention discloses an air sucking and exhausting structure of a microwave oven cavity, which comprises a microwave oven cavity forming a cooking space, and an electric control chamber, wherein a ventilating motor is arranged at one side of the upper part of the microwave oven cavity; the ventilating motor forces the inside of the microwave oven cavity to suck and exhaust air; an air suction port is arranged at one side of the upper surface of the microwave oven cavity; an air exhaust port is arranged on the side surface of the microwave oven cavity, and the side surface is far away from the air suction port. In the microwave oven cavity, part of air flowing from the upper part of the microwave oven cavity via the ventilating motor is sucked. In the present invention, because the air suction port guiding the air to flow into the microwave oven cavity is arranged at the front end of the right upper surface of the microwave oven cavity, and the air exhaust port exhausting the inflow air to the outside is arranged on the left side surface of the microwave oven cavity, the air movement in the microwave oven cavity can be uniformly distributed in the whole space of the microwave oven cavity. Reducing the width and the height of an air pipe, the present invention reduces production cost.
Description
Technical field
The present invention relates to the invention of a kind of micro-wave oven aspect, furtherly, then is the invention about the suction and exhaust structure aspect of microwave oven cavity.
Background technology
With reference to the accompanying drawings, the formation to suction and exhaust structure in the prior art microwave oven cavity is elaborated.
Fig. 1 is the micro-wave oven right side sectional drawing of suction and exhaust structure in the prior art microwave oven cavity.
As shown in Figure 1, the front right upper portion of micro-wave oven is provided with ventilation fence 2.Flow into the inside of micro-wave oven by above-mentioned ventilation fence 2 extraneous airs.
The interior side-lower of ventilation fence 2 is provided with blowing fan; Be formed with porous portion 4 between ventilation fence 2 and the blowing fan, the effect of porous portion 4 is that the air that flow into micro-wave oven inside by above-mentioned ventilation fence 2 flows into to electric control chamber 10 through its guiding.
The side of electric control chamber 10 is provided with magnetron 10 ', and magnetron 10 ' provides electromagnetic wave in microwave oven cavity.The left and right sides of magnetron 10 ' is provided with air entry 12a, and the air in the electric control chamber 10 flow into the inside of microwave oven cavity 12 by air entry 12a.Air entry 12a is made of a plurality of through holes that are formed directly on electric control chamber 10 sides.
Fig. 2 is the micro-wave oven normal cross sectional drawing of suction and exhaust structure in the prior art microwave oven cavity.
As shown in Figure 2, the left upper portion of microwave oven cavity 12 is provided with exhaust outlet 12b.Exhaust outlet 12b is made of a plurality of through holes that are formed directly on the microwave oven cavity 12, and the air that flow into microwave oven cavity 12 inside by air entry 12a is discharged to the outside through exhaust outlet 12b.
The top of microwave oven cavity 12 is provided with ventilation motor 6.Ventilation motor 6 is arranged on the rear side of micro-wave oven, and its left and right sides is provided with a double fan 6a and a 6b.Form through the air in the microwave oven cavity 12 of air entry 12a and exhaust outlet 12b mobile by the left fan 6a among a double fan 6a and the 6b.That is to say that the suction by ventilation motor 6 makes in the microwave oven cavity 12 air-breathing and exhaust carry out swimmingly.
With reference to the accompanying drawings, the effect to suction and exhaust structure in the prior art microwave oven cavity with said structure is elaborated.
Describe the air in the microwave oven cavity 12 is mobile.Flow into the air of micro-wave oven inside by ventilation fence 2, flow into to electric control chamber 10 through porous portion 4.It is to form naturally by ventilation fence 2 and porous portion 4 that air flows.
In addition, gratin is placed on when cooking in the microwave oven cavity 12, makes ventilation motor 6 carry out work.At this moment, make in the microwave oven cavity 12 towards left fan 6a generation suction by ventilation motor (6).So,, be forced to be drawn into apace the inside of microwave oven cavity 12 through air entry 12a by suction by ventilation fence 2 and porous portion 4 natural flow air.The air that flow in the microwave oven cavity 12 is discharged to air hose 8 by exhaust outlet 12b again, discharges to the outside of micro-wave oven through ventilation motor 6.
But the suction and exhaust structure with prior art microwave oven cavity of said structure has following shortcoming.
Because the position of the air entry 12a of microwave oven cavity 12 is positioned on the side of electric control chamber 10, the position of exhaust outlet 12b is positioned at the upper side of microwave oven cavity 12, can not be evenly distributed in the overall space of microwave oven cavity 12 so the air in the microwave oven cavity 12 flows.As shown in Figure 2, air flows and not only can not relate to the left surface 12 ' part of microwave oven cavity 12, and the front of microwave oven cavity 12 can not form smoothly, and air flows.
Summary of the invention
Technical problem to be solved by this invention is, provides a kind of and can make the flow suction and exhaust structure of the microwave oven cavity in the overall space that is evenly distributed in microwave oven cavity of air in the microwave oven cavity.
The technical solution adopted in the present invention is: a kind of suction and exhaust structure of microwave oven cavity, include the microwave oven cavity and the electric control chamber that form cooking space, one side is provided with ventilation motor on the top of microwave oven cavity, force to carry out air-breathing and exhaust in the microwave oven cavity by ventilation motor, air entry is arranged on the last facial right side front end of microwave oven cavity, and exhaust outlet is arranged on microwave oven cavity that side away from air entry.Air-breathing in the microwave oven cavity be, by ventilation motor through the part in the top leaked-in air of microwave oven cavity.
Structure of the present invention can be brought following effect: owing in the side of microwave oven cavity exhaust outlet is set, so need not extra air hose to be set in the upper side of microwave oven cavity, the width and the height of the air hose that is arranged on the microwave oven cavity right upper portion have been dwindled, save fee of material, reduced production cost; In addition, owing to force to suck air, flow so can form suction and discharge smoothly by ventilation motor.Owing to will guide air to flow into facial leading section on the right side that the interior air entry of microwave oven cavity is arranged on microwave oven cavity, the outlet that leaked-in air is discharged to the outside is arranged on the left surface of microwave oven cavity, can be evenly distributed in the overall space of microwave oven cavity so the air in the microwave oven cavity flows.
Description of drawings
Fig. 1 is the micro-wave oven cross-sectional side view of suction and exhaust structure in the prior art microwave oven cavity;
Fig. 2 is the micro-wave oven normal cross sectional drawing of suction and exhaust structure in the prior art microwave oven cavity;
Fig. 3 is the micro-wave oven normal cross sectional drawing of suction and exhaust structure in the microwave oven cavity of the present invention.
Wherein
2: ventilation fence 6: ventilation motor 6a: left fan 6b: right fan
8: air hose 10: electric control chamber 10 ': magnetron 12: microwave oven cavity
12a: air entry 12b: exhaust outlet 12 ': cavity left surface
The specific embodiment
Provide embodiment below in conjunction with accompanying drawing, suction and exhaust structure in the microwave oven cavity of the present invention is elaborated.
As shown in Figure 3, be provided with microwave oven cavity 12 and the electric control chamber 10 that forms cooking space.Upper side right side one side of microwave oven cavity 12 is provided with air entry 12a, and air entry 12a is made of a plurality of through holes, and air flow into the inside of microwave oven cavity 12 by air entry 12a.Air entry 12a abuts against the front of microwave oven cavity 12.The front, right side of micro-wave oven is provided with ventilation fence 2, flow into the inside of microwave oven cavity 12 through air entry 12a by the portion of air of ventilation fence 2 inflows.
The left surface 12 ' of microwave oven cavity 12 is provided with exhaust outlet 12b.Exhaust outlet 12b is made of a plurality of through holes on the left surface 12 ' that is formed directly into microwave oven cavity 12, and the air in the microwave oven cavity 12 is discharged to space between microwave oven cavity 12 sides and the external box of microvave by exhaust outlet 12b, rises on top again.
The upper side rear side of stating microwave oven cavity 12 is provided with ventilation motor 6.The left and right sides of ventilation motor 6 is provided with two fans.Wherein suction and discharge are flowed relevant in left fan 6a and the microwave oven cavity 12.That is to say that the suction that the startup by left fan 6a produces is forced to carry out suction and discharge in the microwave oven cavity 12.In addition, the right side fan 6b of ventilation motor 6 provides the suction that sucks extraneous air to the ventilation fence 2 that is arranged on microwave oven cavity 12 upper right.
At first, describe the air in the microwave oven cavity shown in Figure 3 12 is mobile.Before micro-wave oven starts, flow into the air of microwave oven cavity 12 inside by the air entry 12a that is arranged on microwave oven cavity 12 right upper portion faces, a part rests in the microwave oven cavity 12, remaining air is discharged to the outside of microwave oven cavity 12 through exhaust outlet 12b, and it is free convection that its air flows.
But, start micro-wave oven after gratin being placed on the inside of microwave oven cavity 12, make ventilation motor 6 carry out work, produce suction towards left fan 6a.So, force to form by air entry 12a leaked-in air in microwave oven cavity 12 and flow and flow by the air that exhaust outlet 12b discharges.
In structure of the present invention, air entry 12a is arranged on the last facial right side leading section of microwave oven cavity 12, and exhaust outlet 12b is arranged on the left surface 12 ' of microwave oven cavity 12.So, can cross microwave oven cavity 12 from the right side front direction of microwave oven cavity 12 to the bottom leaked-in air, flow towards the left surface 12 ' of microwave oven cavity 12, make to form uniform air in the overall space of microwave oven cavity 12 and flow.
Flow by air and not only can evaporate the steam that produce in the microwave oven cavity 12, and flow to remove in the microwave oven cavity 12 by means of air gratin is carried out the peculiar smell that produces in the gastronomical process.
On the one hand, the air of microwave oven cavity 12 inside is discharged to the outside by exhaust outlet 12b.In addition, the air that is discharged from is sucked by ventilation motor 6 by the air hose 8 that is arranged on microwave oven cavity 12 tops.At this moment, air hose is compared with the air hose of prior art and has been dwindled width and height in design.So, saved fee of material, reduced production cost.
Claims (2)
1. the suction and exhaust structure of a microwave oven cavity, include the microwave oven cavity (12) and the electric control chamber (10) that form cooking space, a side is provided with ventilation motor (6) on the top of microwave oven cavity (12), force to carry out air-breathing and exhaust in the microwave oven cavity (12) by ventilation motor (6), it is characterized in that, air entry (12a) is arranged on the last facial right side front end of microwave oven cavity (12), and exhaust outlet (12b) is arranged on microwave oven cavity (12) that side (12 ') away from air-breathing (12a).
2. the suction and exhaust structure of microwave oven cavity according to claim 1 is characterized in that air-breathing in the microwave oven cavity (12) is, by ventilation motor (6) through the part in the top leaked-in air of microwave oven cavity (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021170487A CN1299057C (en) | 2002-04-29 | 2002-04-29 | Suction and exhaust structure of chamber for microwave oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021170487A CN1299057C (en) | 2002-04-29 | 2002-04-29 | Suction and exhaust structure of chamber for microwave oven |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1455167A CN1455167A (en) | 2003-11-12 |
| CN1299057C true CN1299057C (en) | 2007-02-07 |
Family
ID=29257136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021170487A Expired - Fee Related CN1299057C (en) | 2002-04-29 | 2002-04-29 | Suction and exhaust structure of chamber for microwave oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1299057C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100788810B1 (en) * | 2005-03-31 | 2007-12-27 | 엘지전자 주식회사 | Cooking Device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4221949A (en) * | 1977-05-31 | 1980-09-09 | Sharp Kabushiki Kaisha | Abnormal temperature detection and microwave generation suppression in a microwave oven |
| US4623771A (en) * | 1984-06-19 | 1986-11-18 | Sharp Kabushiki Kaisha | High-voltage transformer cooling assembly of microwave oven |
| EP0732549A2 (en) * | 1995-03-16 | 1996-09-18 | Wiesheu-Wiwa GmbH | Oven for the heat treatment of food and method of baking |
| FR2797682A1 (en) * | 1999-08-20 | 2001-02-23 | Aeg Hausgeraete Gmbh | Steam and vapor evacuation system for domestic cooking oven has fan blowing vapor into pipe leading to exit, and external blower provides air stream moving air past oven inlet and vapor outlet |
| CN1318712A (en) * | 2000-04-19 | 2001-10-24 | Lg电子株式会社 | Microwave oven |
-
2002
- 2002-04-29 CN CNB021170487A patent/CN1299057C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4221949A (en) * | 1977-05-31 | 1980-09-09 | Sharp Kabushiki Kaisha | Abnormal temperature detection and microwave generation suppression in a microwave oven |
| US4623771A (en) * | 1984-06-19 | 1986-11-18 | Sharp Kabushiki Kaisha | High-voltage transformer cooling assembly of microwave oven |
| EP0732549A2 (en) * | 1995-03-16 | 1996-09-18 | Wiesheu-Wiwa GmbH | Oven for the heat treatment of food and method of baking |
| FR2797682A1 (en) * | 1999-08-20 | 2001-02-23 | Aeg Hausgeraete Gmbh | Steam and vapor evacuation system for domestic cooking oven has fan blowing vapor into pipe leading to exit, and external blower provides air stream moving air past oven inlet and vapor outlet |
| CN1318712A (en) * | 2000-04-19 | 2001-10-24 | Lg电子株式会社 | Microwave oven |
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| Publication number | Publication date |
|---|---|
| CN1455167A (en) | 2003-11-12 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |