CN1273774C - Embedded type microwave oven - Google Patents
Embedded type microwave oven Download PDFInfo
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- CN1273774C CN1273774C CN 02153225 CN02153225A CN1273774C CN 1273774 C CN1273774 C CN 1273774C CN 02153225 CN02153225 CN 02153225 CN 02153225 A CN02153225 A CN 02153225A CN 1273774 C CN1273774 C CN 1273774C
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- heating clamber
- air
- microwave oven
- micro
- air flow
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Abstract
The present invention relates to an embedded microwave oven. The present invention comprises an air suction grate, an air discharge motor assembling unit, an electronic unit, a back air flow path bottom surface air flow path, an air suction structure, an air discharge structure and an air discharge grate, wherein the air suction grate is arranged at the upper end of a front panel of the microwave oven; the air discharge motor assembling unit is arranged at the front part of the top surface of a heating chamber; the electronic unit is arranged at the top surface of the heating chamber; the back air flow path is formed between the back of the heating chamber and a baffle plate; the bottom surface air flow path is formed between the bottom surface of the heating chamber and a bottom panel and communicated with the back air flow path; the air suction structure is arranged at one side of the heating chamber; the air discharge structure is arranged on the top surface of the heating chamber; the air discharge grate is arranged at the lower end of the front panel and communicated with the bottom surface air flow path. The embedded microwave oven of the present invention can generate air flow which can cool an electricity storage chamber and remove moisture inside the heating chamber by using only one air discharge motor assembling unit; therefore, noise in the operational process of the microwave oven can be relatively reduced, production cost can be reduced, and the utilization rate of energy is improved.
Description
Technical field
The present invention relates to a kind of built-in microwave oven, particularly relate to a kind of and utilize an exhaust motor unit just can cool off electricity storage chamber, and can discharge the built-in microwave oven of heating clamber internal water steam.
Background technology
Micro-wave oven is the device that a kind of microwave that utilizes electric current to produce takes heated food.It is divided into usually and places the common microwave stove that uses on the desktop and the hood type microwave oven that is arranged on the top of gas burner and has degassing function.And nearest development trend is that kitchen articles such as micro-wave oven or kraut refrigerator are designed to damascene structures, like this, will coordinate mutually between household appliances and the kitchen furniture, gives whole aesthetic feeling.In general, the most basic mode of heating of micro-wave oven is that heating object is shone in the inside that microwave offers heating clamber.Because this mode of heating only possesses single heat characteristic, so the nearest micro-wave oven inside that produces is provided with the heater as another heating source again.Simultaneously, in order to improve heating-up temperature and to give food surface brown characteristic, also be provided with Halogen lamp LED in the micro-wave oven.Halogen lamp LED is arranged on the end face and the bottom surface of the heating clamber inside that can place food usually, the inside that it can inject heating clamber with the heat energy that produces and luminous energy, thereby heated food promptly.Can utilize high temperature to take heated food in the short period of time though such heating source is set, improve cooking effect,, in order to prevent other components damage that high temperature causes effective cooling device must be set.
Fig. 1 is the built-in microwave oven stereogram of prior art.Fig. 2 is the built-in microwave oven air glide path cutaway view of expression prior art.As seen from Figure 1, Figure 2, a side of heating clamber 2 is the electricity storage chamber 4 that parts such as magnetron, high-tension transformer and electric capacity can be set in the micro-wave oven.Also be provided with cooling fan unit 6 in the electricity storage chamber 4 with thermolysis.The top of micro-wave oven front panel is provided with can introduce extraneous air the suction grille 8 of micro-wave oven inside, and its downside then is provided with and can makes the interior flow air of micro-wave oven be discharged to outside air discharge grille 10.The end face of heating clamber 2 is provided with and can makes the exhaust motor unit 12 of air in the micro-wave oven internal flow, utilizes it to come to suck extraneous air by suction grille 8, and will discharge from air discharge grille 10 by a side of heating clamber 2 at the air of micro-wave oven internal flow.In addition, enter its inner air is then sent into heating clamber 2 by exhaust motor unit 6 inside, and discharge by air discharge grille 10 along the downside of heating clamber 2 with steam-laden air in order to cool off the electronic unit in the electricity storage chamber 4.But the built-in microwave oven of this prior art has following point, be to form air stream in the inside of micro-wave oven and will use a plurality of fan units 6,12, when micro-wave oven work a plurality of fan units together with the time drive, thereby the noise of generation is very big.And owing to used a plurality of fan units, corresponding meeting that the cost of micro-wave oven is improved.
Summary of the invention
In order to address the above problem, the object of the present invention is to provide a kind of to utilize an exhaust motor unit just can flow, thereby can reduce noise at the inner air that produces of micro-wave oven, reduce production costs, and can improve the built-in microwave oven of energy utilization rate.
In order to achieve the above object, a kind of built-in microwave oven provided by the invention comprises: be arranged on the upper end of micro-wave oven front panel, extraneous air can be introduced the suction grille of micro-wave oven inside; Be arranged on the front portion of heating clamber end face, the extraneous air that sucks can be caused the exhaust motor unit of heating clamber end face rear side; Be arranged on the electronic unit of heating clamber end face for it is cooled off the extraneous air that utilizes introducing; Be the air that makes cooling electronic components back air flow passage by between the back of heating clamber and baffle plate, forming; Between the bottom surface of heating clamber and bottom panel, form, and the bottom surface air flow passage that communicates with the back air flow passage; For the inside that makes the micro-wave oven internal air stream that is sucked by the exhaust motor unit enter heating clamber is arranged on air suction structure on heating clamber one side; For making the exhaust structure that is arranged in the outside that the air after the heating clamber inner loop is discharged to heating clamber on the heating clamber end face; With for air stream being discharged to the outside lower end that is arranged on front panel of micro-wave oven, and the air discharge grille that communicates with the bottom surface air flow passage.
Another kind of built-in microwave oven provided by the invention comprises: be arranged on the upper end of micro-wave oven front panel, extraneous air can be introduced the suction grille of micro-wave oven inside; Be arranged on the front portion of heating clamber end face, the extraneous air that sucks can be caused the exhaust motor unit of heating clamber end face rear side; For the extraneous air that makes introducing by being arranged on the side air flow channel between heating clamber side and the microwave oven shell; In order to utilize air that it is cooled off the electronic unit that is arranged on the heating clamber side by the heating clamber side; Between the bottom surface of heating clamber and bottom panel, form, and the bottom surface air flow passage that communicates with the side air flow channel; For the inside that makes the micro-wave oven internal air stream that is sucked by the exhaust motor unit enter heating clamber is arranged on air suction structure on heating clamber one side; For making the exhaust structure that is arranged in the outside that the air after the heating clamber inner loop is discharged to heating clamber on the heating clamber end face; With for air stream being discharged to the outside lower end that is arranged on front panel of micro-wave oven, and the air discharge grille that communicates with the bottom surface air flow passage.
Built-in microwave oven provided by the invention only utilizes an exhaust motor unit just can cool off electricity storage chamber and can remove the air stream of heating clamber inner moisture in the inner generation of micro-wave oven, can reduce the noise in the running of microwave oven process so relatively, and can reduce production costs and improve rate of energy.
Description of drawings
Below in conjunction with the drawings and specific embodiments built-in microwave oven of the present invention is elaborated.
Fig. 1 is the built-in microwave oven stereogram of prior art.
Fig. 2 is the built-in microwave oven air glide path cutaway view of expression prior art.
Fig. 3 is a built-in microwave oven stereogram of the present invention.
Fig. 4 is another embodiment stereogram of built-in microwave oven of the present invention.
The specific embodiment
As shown in Figure 3, but built-in microwave oven provided by the invention mainly by the heating clamber 22 of heated food, form heating clamber 22 front end faces front panel 28, and the bottom surface 26 of heating clamber 22 between form certain flowing space bottom panel 32 and and the back 25 of heating clamber 22 between form certain space baffle plate 30 constitute.In addition, this micro-wave oven also comprises not shown the formed micro-wave oven two sides and the shell of end face.The upper end of micro-wave oven front panel 28 is provided with can introduce extraneous air the suction grille 40 of micro-wave oven inside, then is provided with in its lower end the air of micro-wave oven inner loop to be discharged to outside air discharge grille 42.The front portion of the end face 23 of heating clamber 22 is provided with exhaust motor unit 44, utilizes the suction of this exhaust motor unit to suck the required air of cooled microwave furnace interior from the outside by suction grille 40.And, also be provided with the electricity storage chamber 46 that the electronic units such as magnetron, high-tension transformer and electric capacity that produce microwave can be set on the end face 23 of heating clamber 22.The electronic unit of electricity storage chamber 46 inside also is to utilize the air stream of the extraneous air formation that sucks by suction grille 40 to cool off.Formed the back air flow passage 62 that can make air drift moving between the back 25 of heating clamber 22 and the baffle plate 30; Then formed the bottom surface air flow passage 64 that can make air drift moving between the bottom surface 26 of heating clamber 22 and the bottom panel 32.Bottom surface air flow passage 64 communicates with air discharge grille 42, and the air stream that flows through bottom surface air flow passage 64 so just can be discharged to the outside of micro-wave oven by air discharge grille 42.The portion of air stream that causes heating clamber 22 end faces 23 rear sides by exhaust motor unit 44 then moves in the bottom surface air flow passage 64 by back air flow passage 62, and another part air stream then moves to bottom surface air flow passage 64 by the side air flow channel 60 that forms between heating clamber 22 sides 24 and the shell.Be formed with on the back 25 of heating clamber 22 portion of air that moves in the back air flow passage 62 is flow to into the inside of heating clamber 22 and the air suction structure of being made up of a plurality of passages 48.On the end face 23 of heating clamber 22, be formed with the exhaust structure 50 that the air that enters into heating clamber 22 inside from air suction structure 48 can be discharged to heating clamber 22 outsides accordingly.Thus, can enter the inside of heating clamber 22 through air suction structure 48 by the portion of air of suction grille 40 suctions, this part air is in the inner loop of heating clamber 22, and combine, and then be discharged to the outside of heating clamber 22 by the exhaust structure of offering on heating clamber 22 end faces 23 50 with its inner steam.So just the air that can utilize a part to flow into micro-wave oven inside is removed the steam of heating clamber 22 inside, thereby can prevent steam dewfall on the door of heating clamber 22.After the exhaust motor unit 44 of end face 23 front portions that are arranged on heating clamber 22 started, it can produce the suction that extraneous air is sucked micro-wave oven inside, and this suction can reach on the suction grille 40 that is arranged on front panel 28 upper ends.The extraneous air that is sucked by suction grille 40 enters and forms air behind the micro-wave oven on the end face 23 of heating clamber 22 and flow.This air stream moves backward and enters in the electricity storage chamber 46 that is arranged on heating clamber 22 end faces along the end face 23 of heating clamber 22, and the electronic unit in the electricity storage chamber 46 is cooled off.The back air flow passage 62 that wherein a part of tempering air drifts and forms between the back 25 of heating clamber 22 and the baffle plate 30, and another part moves to the side air flow channel 60 that forms between the side 24 of heating clamber 22 and the microwave oven shell, and this two parts air stream moves in the bottom surface air flow passage 64 that forms between the bottom surface 26 of heating clamber 22 and the bottom panel 32 more then.In addition, portion of air by back air flow passage 62 can enter the inside of heating clamber 22 by the air suction structure 48 that is provided with on heating clamber 22 back 25, through after the circulation again by being arranged on the outside that exhaust structure 50 on heating clamber 22 end faces 23 is discharged to heating clamber 22.Because it is higher through heating clamber 22 inner loop and the airflow temperature that combines with steam in the heating clamber, if it directly is discharged to the micro-wave oven outside, might cause user's discomfort, therefore, it must be mixed with other air stream, just can be discharged to the outside of micro-wave oven after it is lowered the temperature.Therefore, the air stream that is discharged to heating clamber 22 end faces by exhaust structure 50 mixes with remaining air stream, and moves to bottom surface air flow passage 64 by side air flow channel 60 and back air flow passage 62.The air stream that arrives bottom surface air flow passage 64 then is discharged to the outside of micro-wave oven by the air discharge grille 42 of front panel 28 lower ends setting.And in built-in microwave oven as shown in Figure 3, air suction structure 48 is arranged on the back 25 of heating clamber 22, and exhaust structure 50 is arranged on the end face 23 of heating clamber 22.But as long as can come in and go out in the inside of heating clamber 22 in the inner portion of air that moves of micro-wave oven, air suction structure 48 and exhaust structure 50 also can be arranged on any position on side 24, end face 23 or the back 25 of heating clamber 22 so.In addition, for make be drawn into most of air stream of micro-wave oven inside by exhaust motor unit 44 can be through the end face 23 of heating clamber 22, and the back air flow passage 62 by heating clamber 22 back, air suction structure 48 is preferably disposed on the back 25 and the end face 23 of heating clamber 22, and exhaust structure 50 is preferably disposed on the end face 23 of heating clamber 22.
Below with reference to Fig. 4 another embodiment of built-in microwave oven provided by the invention is described.In built-in microwave oven as shown in Figure 4, electricity storage chamber 46 is arranged on the side 24 of heating clamber 22.In this case, the air stream that is discharged to heating clamber 22 end faces 23 by exhaust motor unit 44 can move along the side air flow channel 60 that is provided with electricity storage chamber 46, thereby forms the air stream that can cool off electricity storage chamber 46.In addition, when on the side that electricity storage chamber 46 is arranged on heating clamber 22, preferably avoid on its opposite and 25 backs, back of heating clamber 22 form air flow spaces, can make more air pass through electricity storage chamber 46 like this, thereby improve cooling effectiveness.On the side 24 of the heating clamber 22 that electricity storage chamber 46 is set, be formed with and the micro-wave oven internal air stream can be introduced the inside of heating clamber 22 and the air suction structure of being made up of a plurality of passages 48, and on the end face 23 of heating clamber 22, be formed with the exhaust structure 50 that the air that is incorporated into heating clamber inside by air suction structure 48 can be discharged to the outside of heating clamber 22 and form accordingly by a plurality of passages.By exhaust structure 50 be discharged to heating clamber 22 air outside stream and other air flow mix and lower the temperature after, move to bottom surface air flow passage 64 by side air flow channel 60, be discharged to the outside of micro-wave oven again by air discharge grille 42.In the embodiment of Fig. 4, air suction structure 48 is arranged on the side 24 of heating clamber 22, and exhaust structure 50 is arranged on the end face 23 of heating clamber 22, but, as long as can come in and go out in the inside of heating clamber 22 in the inner portion of air that moves of micro-wave oven, air suction structure 48 and exhaust structure 50 also can be arranged on any position on side 24, end face 23 or the back 25 of heating clamber 22 so.Promptly, if want to make the end face 23 of the most of air stream process heating clamber 22 that forms by exhaust motor unit 44, and side air flow channel 60 by forming on heating clamber 22 sides 24, air suction structure 48 is preferably disposed on the side 24 and the end face 23 of heating clamber 22, and exhaust structure 50 is preferably disposed on the end face 23 of heating clamber 22.
Claims (6)
1, a kind of built-in microwave oven is characterized in that: described built-in microwave oven comprises: be arranged on the upper end of micro-wave oven front panel (28), extraneous air can be introduced the suction grille (40) of micro-wave oven inside; Be arranged on the front portion of heating clamber (22) end face (23), the extraneous air that sucks can be caused the exhaust motor unit (44) of heating clamber (22) end face (23) rear side; Be arranged on the electronic unit on heating clamber (22) end face (23) for it is cooled off the extraneous air that utilizes introducing; Be the air that makes cooling electronic components back air flow passage (62) by formation between the back (25) of heating clamber (22) and baffle plate (30); Between the bottom surface (26) of heating clamber (22) and bottom panel (32), form, and the bottom surface air flow passage (64) that communicates with back air flow passage (62); For the inside that makes the micro-wave oven internal air stream that is sucked by exhaust motor unit (44) enter heating clamber (22) is arranged on air suction structure (48) on heating clamber (22) one sides; For the outside that makes air after heating clamber (22) inner loop be discharged to heating clamber (22) is arranged on exhaust structure (50) on heating clamber (22) end face (23); With for air stream being discharged to the outside lower end that is arranged on front panel (28) of micro-wave oven, and the air discharge grille (42) that communicates with bottom surface air flow passage (64).
2, built-in microwave oven according to claim 1 is characterized in that: described air suction structure (48) is arranged on the end face (23) of heating clamber (22).
3, built-in microwave oven according to claim 1 is characterized in that: described air suction structure (48) is arranged on the back (25) of heating clamber (22).
4, a kind of built-in microwave oven is characterized in that: described built-in microwave oven comprises: be arranged on the upper end of micro-wave oven front panel (28), extraneous air can be introduced the suction grille (40) of micro-wave oven inside; Be arranged on the front portion of heating clamber (22) end face (23), the extraneous air that sucks can be caused the exhaust motor unit (44) of heating clamber (22) end face (23) rear side; For the extraneous air that makes introducing by being arranged on the side air flow channel (60) between heating clamber (22) side (24) and the microwave oven shell; In order to utilize air that it is cooled off the electronic unit that is arranged on heating clamber (22) side (24) by heating clamber (22) side (24); Between the bottom surface (26) of heating clamber (22) and bottom panel (32), form, and the bottom surface air flow passage (64) that communicates with side air flow channel (60); For the inside that makes the micro-wave oven internal air stream that is sucked by exhaust motor unit (44) enter heating clamber (22) is arranged on air suction structure (48) on heating clamber (22) one sides; For the outside that makes air after heating clamber (22) inner loop be discharged to heating clamber (22) is arranged on exhaust structure (50) on heating clamber (22) end face (23); With for air stream being discharged to the outside lower end that is arranged on front panel (28) of micro-wave oven, and the air discharge grille (42) that communicates with bottom surface air flow passage (64).
5, built-in microwave oven according to claim 4 is characterized in that: described air suction structure (48) is arranged on the end face (23) of heating clamber (22).
6, built-in microwave oven according to claim 4 is characterized in that: described air suction structure (48) is arranged on the side (24) of the heating clamber (22) that forms electricity storage chamber (46).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02153225 CN1273774C (en) | 2002-11-26 | 2002-11-26 | Embedded type microwave oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02153225 CN1273774C (en) | 2002-11-26 | 2002-11-26 | Embedded type microwave oven |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1502870A CN1502870A (en) | 2004-06-09 |
| CN1273774C true CN1273774C (en) | 2006-09-06 |
Family
ID=34235028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02153225 Expired - Fee Related CN1273774C (en) | 2002-11-26 | 2002-11-26 | Embedded type microwave oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1273774C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100512731C (en) * | 2005-07-19 | 2009-07-15 | 乐金电子(天津)电器有限公司 | Cooling structure of built-in electric roaster |
| CN101225974B (en) * | 2008-01-25 | 2010-08-04 | 宁波方太厨具有限公司 | Embedded microwave oven |
| CN107763676B (en) * | 2017-11-10 | 2019-05-28 | 杭州老板电器股份有限公司 | High efficiency and heat radiation built-in stove ware and built-in stove ware heat dissipating method |
-
2002
- 2002-11-26 CN CN 02153225 patent/CN1273774C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1502870A (en) | 2004-06-09 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060906 Termination date: 20091228 |