CN1715767A - Cooling structure of rotary disc motor of microwave oven - Google Patents
Cooling structure of rotary disc motor of microwave oven Download PDFInfo
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- CN1715767A CN1715767A CN 200410019580 CN200410019580A CN1715767A CN 1715767 A CN1715767 A CN 1715767A CN 200410019580 CN200410019580 CN 200410019580 CN 200410019580 A CN200410019580 A CN 200410019580A CN 1715767 A CN1715767 A CN 1715767A
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- lower space
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- control chamber
- tray motor
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Abstract
The cooling structure for disc rotating motor in microwave oven comprising cooking chamber, rotating disc for holding food, electric control chamber with electric devices, disc rotating motor to provide the rotating disc with rotating power and cooling fan. The cooking chamber locates in one side inside the microwave oven, the electric control chamber is in the other side, and the disc rotating motor is inside the lower space in the lower part of the cooking chamber and communicated with the electric control chamber, so that the air from the cooling fan can flow into the lower space of the disc rotating motor. Between the lower space and the electric control chamber, there is partitioning wall with through holes for air to flow to the lower space. The present invention has the beneficial effects of avoiding overheat damage of the disc rotating motor and prolonging the service life of microwave oven.
Description
Technical field
The invention relates to micro-wave oven, particularly be the rotary tray motor cooling structure of micro-wave oven.
Background technology
Micro-wave oven is by magnetron generation ultrashort wave, makes such ultrashort wave shine heating objects such as food, the device of heat food.
Micro-wave oven roughly is divided into and is placed on the general micro-wave oven that use in the kitchen, is arranged on the top wall surface such as gas burning roastor, and possesses the hood type microwave oven etc. of degassing function.And the bottom that the door of micro-wave oven can be divided into general side opening and closing structure that uses and hinge combination rotates as the center, from top to bottom the open up-down structure of portion.
Fig. 1 is general microwave oven.As shown in the figure, micro-wave oven comprises the cooking room 2 of heat food, is positioned at the electric control chamber 4 of cooking room 2 one sides.
Above-mentioned cooking room 2 probably forms box-like square, and such cooking room 2 forms the space by furnace chamber 6, and its place ahead is provided with the door (not shown) that opens and closes cooking room 2.
4 li built-in promising above-mentioned cooking rooms 2 of above-mentioned electric control chamber provide the parts of microwave.That is, be provided with in the electric control chamber 4 to producing the magnetron 12 of microwave, the high-tension transformer that magnetron 12 connects etc.
And high-tension transformer 14 and magnetron 12 produce heat, generate microwave and supply to cooking room 2 inside, micro-wave oven work.The heat that high-tension transformer 14 and magnetron 12 produce is provided with cooling fan 18 in the bottom of electric control chamber 4.
Above-mentioned cooling fan 18 sucks air outside by the suction unit (not shown) that is provided with later at micro-wave oven, behind the air-flow cooling magnetron 12 that forms by cooling fan 18, flow into cooking room 2 inside by the air suction 6b of portion that is provided with at furnace chamber 6 side panel 6a.
Micro-wave oven outward appearance with above-mentioned formation is formed by shell 20.Be provided with base plate 22 in the lower end of shell 20, form the bottom outward appearance, and supporting micro-wave oven.
In addition, be provided with in the bottom of above-mentioned cooking room 2 to arranging the rotating disk 24 of thing above rotating.Rotating disk 24 utilizes the rotary tray motor 26 of bottom to drive rotation, and such rotary tray motor 26 is installed downwards projectedly at the lower panel 6c of furnace chamber 6.
In addition, be positioned at the side panel 6a lower ends downward side prolongation on furnace chamber 6 right sides and form demarcation strip 30.Such demarcation strip 30 is separated the lower space 32 of furnace chamber 6 downsides and the bottom of electric control chamber 4.
That is, between the lower panel 6c of furnace chamber 6 and base plate 22, form certain lower space 32, rotary tray motor 26 is installed in here, and between lower space 32 and electric control chamber 4, is formed with demarcation strip 30.As shown in Figure 2, the bottom surface of rotary tray motor 26 is installed on the lower panel 6c.
But there is following problem in above-mentioned prior art.
Above-mentioned rotary tray motor 26 is used for rotary turnplate 24, and rotary tray motor 26 is along with the work of micro-wave oven produces heat.So when micro-wave oven turned round continuously, rotary tray motor 26 had the problem that is burnt out at last because of overheated.That is, owing to be other heat-releasing device or the cooling structure that reduces the heat of rotary tray motor 26 generations, Yin Gaowen causes the damage of rotary tray motor.
Summary of the invention
In order to solve the problem that above-mentioned technology exists, the invention provides a kind of rotary tray motor cooling structure of micro-wave oven, utilize the air that generates by the micro-wave oven cooling fan to flow and prevent that rotary tray motor is overheated.
To achieve these goals, the technical solution used in the present invention is: be included in micro-wave oven and be provided with cooking room, place the rotating disk of cooking thing, be built-in with the electric control chamber of electric component, the rotary tray motor and the cooling fan of rotary power are provided for rotating disk, cooking room is positioned at a side of micro-wave oven, electric control chamber is positioned at the opposite side of micro-wave oven, the cooking room downside is provided with lower space, rotary tray motor is positioned in the lower space of cooking room downside, lower space and electric control chamber are interconnected, and make the lower space of the air inflow rotary tray motor of cooling fan forced air supply.
Be provided with partition wall between above-mentioned lower space and the electric control chamber, separate lower space and electric control chamber, on partition wall, have to connect the air ostium that forms, make the air of cooling fan forced air supply flow into lower space.
In sum, the invention has the beneficial effects as follows: in rotary tray motor cooling structure of the present invention, on partition wall, be formed with the air ostium, the lower space of electric control chamber and furnace chamber is communicated with.So the air that is provided by the cooling fan in the electric control chamber flows into the lower space of furnace chamber, the contact rotary tray motor can prevent that thus the temperature of rotary tray motor from rising.Its result, extraneous air flow into the furnace chamber bottom, the cooling rotary tray motor, thus even use micro-wave oven for a long time, also can prevent the problem that rotary tray motor burns out because of heating, and the use of microwave ovens life-span is prolonged.
Description of drawings
Fig. 1 is existing micro-wave oven orthogonal view.
Fig. 2 is the part oblique view that the rotary tray motor state is installed on the furnace chamber base plate of existing micro-wave oven.
Fig. 3 is the micro-wave oven orthogonal view of rotary tray motor of microwave oven cooling structure embodiment of the present invention.
Fig. 4 is the furnace chamber bottom surface oblique view of rotary tray motor of microwave oven cooling structure embodiment of the present invention.
Among the figure:
50: shell 52: base plate
60: cooking room 62: furnace chamber
64: right panel 64`: air inflow portion
65: partition wall 65`: the air ostium
66: rotating disk 68: lower panel
70: electric control chamber 72: magnetron
74: high-tension transformer 76: cooling fan
80: lower space M: rotary tray motor
The specific embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail: Fig. 3 is the micro-wave oven orthogonal view of rotary tray motor of microwave oven cooling structure embodiment of the present invention.As shown in the figure, the micro-wave oven outward appearance is formed by shell 50, is provided with base plate 52 in the lower end of shell 50 and formation bottom outward appearance.The inside that shell 50 forms is provided with puts into the cooking room of cooking after the food 60, and forms in cooking room 60 1 sides and promisingly to carry out various controls and the electric control chamber 70 of electric component is installed.
The inner space of above-mentioned cooking room 60 forms general box-like quadrangle, and cooking room 60 furnace chambers 62 front openings, is provided with a (not shown) at the front openings place of furnace chamber 62, opens and closes cooking room 60.
Be built-in with the parts that microwave is provided to cooking room 60 inside 70 li of electric control chambers.That is, be provided with to producing the magnetron 72 of microwave, the high-tension transformer 74 that is connected with magnetron 72 etc. 70 li of electric control chambers.
Be provided with cooling fan 76 in electric control chamber 70 upper ends.Cooling fan 76 has and sucks various functions of components such as cooling high-tension transformer 74 behind the air, magnetron 72 from the outside.
That is, micro-wave oven is started working, and when when magnetron 72 generates microwave and cooking room 60 inside are provided, high-tension transformer 74 and magnetron 72 produce heat, and at this moment, high-tension transformer 74 contacts the back temperature with the air that magnetron 72 and cooling fan 76 are supplied with and descends.
Above-mentioned cooling fan 76 sucks air outside by the suction unit (not shown) of micro-wave oven back, and behind the air-flow that forms by the cooling fan 76 cooling magnetron 72, flow into cooking room 60 inside by the air inflow 64` of portion on furnace chamber 62 right panels 64.
Be provided with rotating disk 66 in the bottom of cooking room 60.Rotating disk 66 forms circular usually, and nurses one's health place food on rotating disk 66 after.Rotating disk 66 drives rotation by rotary tray motor M, makes top food even cooking.
That is, be provided with rotating disk 66 above the lower panel 68 below forming furnace chamber 62, and below lower panel 68, falling to install the rotary tray motor M that rotary power is provided to rotating disk 66.
The lower ends downward side of the right panel 64 of furnace chamber 62 right flanks prolongs and formation partition wall 65.Partition wall 65 is separated the lower space 80 of furnace chamber 62 downsides formation and the bottom of electric control chamber 70.
That is, be formed with certain lower space 80 between furnace chamber 62 lower panel 68 and the base plate 52, and 80 li rotary tray motor M be set in such lower space.
On the partition wall 65 between lower space 80 and the electric control chamber 70, be formed with the air suction inlet 65` that passes air into.Air suction inlet 65` interconnects electric control chamber 70 and lower space 80.Fig. 4 illustrates air suction inlet 65` and the state of installation rotary tray motor M below furnace chamber 62 lower panel 68.
That is, on partition wall 65, form roughly dimetric air suction inlet 65`, connect partition wall 65.So, flow into lower space 80 from the air suction inlet 65` that passes through of the portion of air of electric control chamber 70 inner cooling fan 76 forced air supplies.
Specify the effect of rotary tray motor of microwave oven cooling structure of the present invention below:
The startup that above-mentioned micro-wave oven is set according to the user is connected power supply in the rotary tray motor M and is produced revolving force.Rotating disk 66 is driven by rotary tray motor M and rotates, along with the rotation of rotating disk 66, and top cooking thing thermally equivalent and cooking under microwave.
In addition, the high-tension transformer 74 that electric control chamber is 70 li is to magnetron 72 conducting high-tension electricities, and magnetron 72 generates microwave.The microwave that generates at magnetron 72 is provided to the inside of cooking room 60, the food above the cooking rotating disk 66.
High-tension transformer 74 and magnetron 72 self produce heat, and such heat cools off by the air that cooling fan 76 provides.That is, fan 76 air-supplies that are cooled of the suction unit (not shown) inhaled air by the micro-wave oven back behind the cooling magnetron 72, flow into cooking room 60 inside by the air inflow 64` of portion on furnace chamber 62 right panels 64.
In addition, the part of the air-flow that is formed by cooling fan 76 flows into 80 li of the lower space of furnace chamber 62 bottoms by the air suction inlet 65` on the partition wall 65.So the extraneous air that flows into 80 li of lower space by air ostium 65` contacts rotary tray motor M, reduces the temperature of rotary tray motor M.
Such scope of the invention is unqualified in above-mentioned implementation column, and in above-mentioned technical scope, one of ordinary skill in the art is that the basis can have multiple different distortion with the present invention.
According to the present invention, can prevent that rotary tray motor from damaging because of overheated, so have the advantage of micro-wave oven prolongation in service life.
Claims (2)
1. the rotary tray motor cooling structure of a micro-wave oven, be included in micro-wave oven and be provided with cooking room (60), place the rotating disk (66) of cooking thing, be built-in with the electric control chamber (70) of electric component, the rotary tray motor (M) and the cooling fan (76) of rotary power are provided for rotating disk (66), cooking room (66) is positioned at a side of micro-wave oven, electric control chamber (70) is positioned at the opposite side of micro-wave oven, cooking room (60) downside is provided with lower space (80), rotary tray motor (M) is positioned at the lower space (80) of cooking room (60) downside, it is characterized in that, lower space (80) and electric control chamber (70) are interconnected, and make the lower space (80) of the air inflow rotary tray motor (M) of cooling fan (76) forced air supply.
2. the rotary tray motor cooling structure of micro-wave oven according to claim 1, it is characterized in that, be provided with partition wall (65) between above-mentioned lower space (80) and the electric control chamber (70), separate lower space (80) and electric control chamber (70), on partition wall (65), have to connect the air ostium (65`) that forms, make the air of cooling fan (76) forced air supply flow into lower space (80).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410019580 CN1715767A (en) | 2004-06-14 | 2004-06-14 | Cooling structure of rotary disc motor of microwave oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410019580 CN1715767A (en) | 2004-06-14 | 2004-06-14 | Cooling structure of rotary disc motor of microwave oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1715767A true CN1715767A (en) | 2006-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410019580 Pending CN1715767A (en) | 2004-06-14 | 2004-06-14 | Cooling structure of rotary disc motor of microwave oven |
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| CN (1) | CN1715767A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102213451A (en) * | 2010-04-02 | 2011-10-12 | 乐金电子(天津)电器有限公司 | Embedded microwave oven having novel draught structure of electric fitting chamber |
-
2004
- 2004-06-14 CN CN 200410019580 patent/CN1715767A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102213451A (en) * | 2010-04-02 | 2011-10-12 | 乐金电子(天津)电器有限公司 | Embedded microwave oven having novel draught structure of electric fitting chamber |
| CN102213451B (en) * | 2010-04-02 | 2015-05-20 | 乐金电子(天津)电器有限公司 | Embedded microwave oven having novel draught structure of electric fitting chamber |
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| C06 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |