CN1576712A - Microwave oven chamber with convection function - Google Patents
Microwave oven chamber with convection function Download PDFInfo
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- CN1576712A CN1576712A CN 03130490 CN03130490A CN1576712A CN 1576712 A CN1576712 A CN 1576712A CN 03130490 CN03130490 CN 03130490 CN 03130490 A CN03130490 A CN 03130490A CN 1576712 A CN1576712 A CN 1576712A
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- furnace chamber
- air
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- wave oven
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Abstract
The cavity of microwave oven with convection function has back cavity panel with holes for air to flow in through the guide flow paths to the upper inside of the cavity. The guide flow paths of the holes make the hot air from cavity back flow to the upper inside of the cavity without affecting the food shape. The air convection characteristic including the upward motion of high temperature air and the downward motion of low temperature air results in even high convection effect inside the oven cavity and homogeneously raised temperature inside the oven cavity.
Description
Technical field
The present invention relates to a kind of furnace chamber with micro-wave oven of convection function.
Background technology
Fig. 1 is the schematic perspective view of existing popular micro-wave oven outward appearance.
As shown in Figure 1, existing micro-wave oven comprises the body (10) that is made of front cover (11), upper cover (12), outward appearance frame (13); Form the furnace chamber (20) of cooking room; The electricity storage chamber (30) of various electric collections is set.
Above-mentioned front cover (11) constitutes the front of body (10), has the door for microwave oven (14) of switching furnace chamber (20) inner space on the front cover (11).
And above-mentioned outward appearance frame (13) forms the bottom surface and the back of body (10), and outward appearance frame (13) is got up furnace chamber (20) and electricity storage chamber (30) with upper cover (12) and front cover (11) with external isolation.
And above-mentioned electric collection comprises the magnetron (31) that produces microwave, to the high-tension transformer (32) of above-mentioned magnetron (31) conducting high-tension electricity, cools off the fan (33) of various electric collections in the above-mentioned body (10).
Existing micro-wave oven with said structure only utilizes microwave cooked food.But the micro-wave oven with convection function of following characteristics is appearring recently.For increasing multiple heating function, on micro-wave oven, be provided with heater in addition; And make hot-air at the furnace chamber internal convection, thus at short notice can cooking food.
Above-mentioned micro-wave oven with convection function needs instantaneously heated cake in the cooking, and is very convenient during whole chicken etc.
Fig. 2 is existing exploded perspective schematic diagram with micro-wave oven of convection function.
As shown in the figure, above-mentioned micro-wave oven and Fig. 1 micro-wave oven similarity with convection function is to have structures such as front cover (not shown), furnace chamber (20), enclosing cover (not shown), but above-mentioned micro-wave oven and Fig. 1 micro-wave oven difference part with convection function is that the back of furnace chamber is provided with convection cell (40:convection chamber), has heater (41), convection current fan (42), motor (43) in the above-mentioned convection cell (40).
After above-mentioned heater (41) heating, if motor (43) running and air-supply, flow into furnace chamber (20) inside by the air of heater (41) heating, and hot-air convection current and cooking food in furnace chamber (20).
From the above mentioned, in order to make hot-air at the furnace chamber internal convection, the rear board (50) of above-mentioned furnace chamber (20) is gone up and is formed porose (51).
Fig. 3 is existing front view with rear panel of microwave oven (50) of convection function.
As shown in the figure, above-mentioned rear board (50) is gone up and is formed porose (51).Hot-air flow into furnace chamber (20) inside and forms convection current by above-mentioned hole (51).The shape in above-mentioned hole (51) is circular or oval.
The structural representation of hot-air convection form when Fig. 4 is the inner cooking food of existing micro-wave oven with convection function.
As shown in Figure 4, after the inner placement of furnace chamber (20) cake, motor (43) drives convection current fan (42) running of back and cooks cake.Arrow among the above-mentioned figure be the expression hot-air to flow path direction.
When cooking food, the hot-air that blows out can not influence the shape of food.But when cooking cake etc. and having the food of ornament, the high wind that is blown out by above-mentioned convection current fan (42) may change the shape of food.
Summary of the invention
In order to overcome the above-mentioned shortcoming that existing micro-wave oven with convection function exists, the invention provides a kind of furnace chamber with micro-wave oven of convection function, it can improve the shape in the hole on the furnace chamber rear board of the micro-wave oven with convection function, when making air that convection current fan blows out by above-mentioned furnace chamber rear board to the upside air-supply of furnace chamber inside, therefore to the not influence of shape of food.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of furnace chamber with micro-wave oven of convection function is characterized in that having that a plurality of described each hole has the guiding stream for the holes that flow into air on the furnace chamber rear board, thereby makes from the furnace chamber back by the hole leaked-in air and blow to the furnace chamber upper inside.
Aforesaid furnace chamber, the stream that wherein leads with micro-wave oven of convection function be processing rear board a part and form.
Aforesaid furnace chamber with micro-wave oven of convection function, wherein wind pushing hole is the shower nozzle that forms through cutting processing.
Aforesaid furnace chamber with micro-wave oven of convection function, the stream that wherein leads are to engage and form rectangular metallic plate inclination and to horizontal direction, and a plurality of pilot flow curb vertical direction keep at a certain distance away and joined in parallel.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is the stereoscopic schematic diagram of existing popular micro-wave oven.
Fig. 2 is existing exploded perspective schematic diagram with micro-wave oven of convection function.
Fig. 3 is existing front elevation with rear panel of microwave oven of convection function.
Fig. 4 is the structural representation of hot-air convection form when the inner cooking food of existing micro-wave oven with convection function.
Fig. 5 is the significant points schematic perspective view of a possible embodiments of furnace chamber rear board of the micro-wave oven of the present invention with convection function.
Fig. 6 is the microwave oven structure schematic diagram with convection function that furnace chamber rear board of the present invention is installed.
Fig. 7 is the significant points schematic perspective view of another possible embodiments of furnace chamber rear board of the micro-wave oven with convection function of the present invention.
The number in the figure explanation:
1: food 20: furnace chamber
40: convection cell 41: heater
42: convection current fan 43: motor
60,70: rear board 61,71: wind pushing hole
62,72: the guiding stream
The specific embodiment
Below, the furnace chamber of the micro-wave oven that present invention will be described in detail with reference to the accompanying with convection function.For fear of repeat specification, the structure of part same as the prior art has been used identical symbol.
Fig. 5 is the significant points schematic perspective view of a possible embodiments of furnace chamber rear board of the micro-wave oven with convection function of the present invention.
As shown in the figure, above-mentioned furnace chamber rear board (60) is formed with a plurality of holes (61), and each hole (61) all have acclivitous guiding stream (62).Following above-mentioned hole is called wind pushing hole (61).
Above-mentioned wind pushing hole (61) is convection current to be fanned the hole that air that (42: with reference to Fig. 6) blow out is incorporated into furnace chamber (20: with reference to Fig. 6) lining.For make air by above-mentioned wind pushing hole (61) flow into furnace chamber (20) when inner to the air-supply of furnace chamber upper inside, wind pushing hole (61) has the upwards oblique guiding stream (62) of inclination.
Fig. 6 is the microwave oven structure schematic diagram with convection function that the furnace chamber rear board (60) in the foregoing description is installed.The direction of arrow among the figure be hot-air (H) to flow path direction.
The effect of above-mentioned guiding stream (62) is described with reference to Fig. 6.
As mentioned above, utilize the rotation of motor revolving force if be installed in the convection current fan (42) of furnace chamber back, heater (not shown) heated hot air heated (H) flow into furnace chamber (20) inside from convection cell (40).
At this moment, hot-air (H) flow into furnace chamber inside by the wind pushing hole (61) of furnace chamber rear board (60), and guiding stream of the present invention (62) utilizes the inclined plane to make shown in the arrow in hot-air (H) image pattern and blows to furnace chamber (20) upper inside.
Particularly, be directed to stream (62) guiding and the hot-air (H) that flows into to the furnace chamber upper inside can not blow to food, but blow to food (1) upside, and carry out convection current in furnace chamber inside.Therefore hot-air (H) damages food.Former, as soft also foods of tiny existing decoration such as cakes, owing to be subjected to the influence of hot-air (H) air-supply, food (1) shape may change, but hot-air (H) can directly not blow to food in furnace chamber of the present invention, can prevent that therefore food is out of shape.
And the characteristic of convection current air is that high temperature air rises, and the air of low temperature descends relatively; Therefore the hot-air of initial stage maximum temperature is blown to the furnace chamber upside in the present invention, so convection effects is better.
Above-mentioned wind pushing hole (61) is with the manufacturing of cutting (lancing) processing method.
Above-mentioned cutting processing method is that circle or slotted eye are only cut after the circumference upside part, by the main body on original hole, it is constituted to the shower nozzle that protrudes previously (lance).Therefore constitute guiding stream (62) by above-mentioned shower nozzle.
If utilize above-mentioned processing method, needn't connect other parts and also can go up the formation shower nozzle at furnace chamber rear board (60), therefore can minimizing expense and process time.
Fig. 7 is the schematic perspective view according to the significant points of another possible embodiments of furnace chamber rear board (70) of the micro-wave oven with convection function of the present invention.
As shown in the figure, the structure in the foregoing description is the structure that furnace chamber rear board (70) is gone up the guiding stream (72) that engages rectangular metal sheet.
Above-mentioned guiding stream (72), promptly metallic plate should vertically keep at a certain distance away, and it is a plurality of to be arranged in parallel.Above-mentioned metallic plate (72) inclination that should make progress when being bonded on rear board (70) is oblique, and metallic plate (72) should be bonded on the downside of horizontal hole (71).
As mentioned above, connect the additional metals plate and constitute when leading stream (72), though the shortcoming that has processing procedure to increase; But reuse only porose furnace chamber rear board, therefore can reduce the parts expense.
The foregoing description is an embodiment who only specifies the technology of the present invention thought, therefore at the position, shape and the material that do not surpass the scope inner structure of the technology of the present invention thought various variation can be arranged.
The effect of invention
The present invention is provided with tool and leads in order to make the hot-air that blows out later from furnace chamber to the air-supply of furnace chamber upper inside Hole to stream. Therefore the hot-air that blows out can directly not affect food, so food can keep its shape.
And the characteristic of convection current air is the high temperature air side shifting that makes progress, the downward side shifting of Cryogenic air; And the hot-air of initial stage high temperature moves to the furnace chamber upper inside. Therefore make the convection effects of furnace chamber inside more Good, can balancedly improve the temperature of furnace chamber inside.
Claims (4)
1, a kind of furnace chamber with micro-wave oven of convection function is characterized in that having a plurality of holes for the inflow air on the furnace chamber rear board,
Described each hole has the guiding stream, thereby makes from the furnace chamber back by the hole leaked-in air and blow to the furnace chamber upper inside.
2, the furnace chamber with micro-wave oven of convection function according to claim 1, it is characterized in that described guiding stream be processing rear board a part and form.
3, the furnace chamber with micro-wave oven of convection function according to claim 2 is characterized in that described wind pushing hole is the shower nozzle that forms through cutting processing.
4, the furnace chamber with micro-wave oven of convection function according to claim 1, it is characterized in that described guiding stream is to engage and form rectangular metallic plate inclination and to horizontal direction, a plurality of pilot flow curb vertical direction keep at a certain distance away and joined in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03130490 CN1576712A (en) | 2003-07-29 | 2003-07-29 | Microwave oven chamber with convection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03130490 CN1576712A (en) | 2003-07-29 | 2003-07-29 | Microwave oven chamber with convection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1576712A true CN1576712A (en) | 2005-02-09 |
Family
ID=34578897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03130490 Pending CN1576712A (en) | 2003-07-29 | 2003-07-29 | Microwave oven chamber with convection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1576712A (en) |
-
2003
- 2003-07-29 CN CN 03130490 patent/CN1576712A/en active Pending
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |