CN1243198C - Microwave oven with exhaust function - Google Patents
Microwave oven with exhaust function Download PDFInfo
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- CN1243198C CN1243198C CN 01144673 CN01144673A CN1243198C CN 1243198 C CN1243198 C CN 1243198C CN 01144673 CN01144673 CN 01144673 CN 01144673 A CN01144673 A CN 01144673A CN 1243198 C CN1243198 C CN 1243198C
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- air
- air duct
- fan assembly
- electric control
- ventilation
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Abstract
The present invention relates to a microwave oven with an air exhaust function, which comprises a cavity, an electric control part, a blowing fan, an air channel, a ventilation fan assembly, a ventilation motor, a discharge filter and a blowing fan, wherein the cavity is arranged on one side of the microwave oven; the electric control part is arranged on one side of the cavity; a plurality of electric control members are arranged in the electric control part; the blowing fans are arranged on the upper part of the electric control part; the air channel is arranged on the upper part of the cavity; the ventilation fan assembly is arranged behind the air channel; the ventilation motor is arranged on the ventilation fan assembly; the air channel is provided with a ventilation baffle plate which divides the inside of the air channel into a first flow path and a second flow path, and the first flow path and the second flow path respectively separate air currents which are generated by the ventilation fan assembly and are used for cooling the electric control part, and air currents contaminated by the ventilation fan assembly; the discharge filter is arranged above the air currents contaminated by the ventilation fan assembly to purify the contaminated air. The present invention can weaken the contamination of air flow members so that air in the microwave oven can smoothly flow. Thus, noise generated by air currents in the microwave oven is reduced, and the working reliability of the ventilation fan assembly is improved.
Description
Technical field
The present invention relates to a kind of micro-wave oven, relate in particular to a kind of pollution that reduces the air mobile parts, make the air of micro-wave oven inside flow and successfully to carry out, reduce the noise that the micro-wave oven internal gas flow produces, improve the micro-wave oven that has air-exhausting function concurrently of functional reliability.
Background technology
At first, with reference to Fig. 1 the microwave oven structure that prior art has air-exhausting function concurrently is elaborated.
Fig. 1 is that prior art has the decomposing schematic representation of removing external box of microvave, air duct in the micro-wave oven of air-exhausting function concurrently.
As shown in the figure, existing microwave stove has following structure: microwave oven cavity 2 is located at a side of micro-wave oven, cooks in the inside of microwave oven cavity 2; Electric control part 4 is located at a side of above-mentioned microwave oven cavity 2; The inside of electric control part 4 is equipped with a plurality of electric-controlled parts 4 '; Blowing fan 8 is installed in the top of electric control part 4, and blowing fan 8 makes cold airflow fd flow into electric control part 4.
Be provided with the air inflow 2a of portion and the air outflow 2b of portion that form by a plurality of through holes above the above-mentioned microwave oven cavity 2.Air flow into the inside of microwave oven cavity 2 by the air inflow 2a of portion; Air flows out from the inside of microwave oven cavity 2 by the 2b of outflow portion.The top of microwave oven cavity 2 is provided with the guide wall 2 ' with the air inflow 2a of portion adjacency, above-mentioned guide wall 2 ' the guiding air flow air inflow 2a of portion.
Discharge filter 22 ' is installed in the front of air duct 22.That is to say that the hook jut 22c of these air duct 22 front ends supports the corner, bottom of discharge filter 22 '; The back side of discharge filter 22 ' is supported on the inclined plane of this 22a ' of supporting projections portion and 22b ' upper end; This discharge filter 22 ' covers the front that is formed on the air flow path on the air duct 22, is installed in the front of air duct 22.Adsorbability material is equipped with in the inside of discharge filter 22 ' densely.Filter through after the harmful components in the air of above-mentioned air duct 22 discharges by this adsorbability material, discharge clean air to the front of discharge filter 22 '.
On the one hand, as shown in Figure 2, be located at air inflow 2a of portion and the air outflow 2b of portion above the microwave oven cavity 2, the bottom that is positioned at air duct 22 be cannot see, and this discharge filter 22 ' is located at air duct 22 front ends a little obliquely to the rear of air duct 22.
Be elaborated to the air that forms in micro-wave oven inside in the prior art is mobile below with reference to Fig. 2.
At first, start ventilation motor 32c, at this moment be located at the air of the pollution that the gas burner (not shown) of micro-wave oven bottom produces, the inside that left side fan 32b and the right side fan 32a by ventilation motor 32c is inhaled into micro-wave oven; Arrow fe represents the direction that the air that pollutes flows.That is to say that flow into by exhaust inflow entrance 6 in the air of pollution of electric control part 4 the insides of micro-wave oven, a part of contaminated air flows into above-mentioned right side fan 32a one side, another part contaminated air flows into left side fan 32b one side.
Describe the air of microwave oven cavity 2 inside is mobile below.By being located at the louver(-vre) (not shown) of microwave oven cavity 2 left upper portion fronts, flow into the air of micro-wave oven inside, shown in arrow fc2---above-mentioned air flows to the air inflow 2a of portion by air introduction part 22d, the effect that flow into the air in the microwave oven cavity 2 by the air inflow 2a of portion is, the steam of evaporation microwave oven cavity 2 inside, the air that contains steam is discharged to the top of above-mentioned microwave oven cavity 2 by the air outflow 2b of portion.The air that flows out by the air outflow 2b of portion flows into to the right side of ventilation motor 32c fan 32a.
Finally, the air that contains pollution of discharging from the gas burner (not shown), the left side fan 32b by ventilation motor 32c flows into, and above-mentionedly contains air that contaminated air and case contain steam together, and the right side fan 32a by ventilation motor 32c flows into.
As mentioned above, ventilation motor 32c inhaled air is discharged to air duct 22 by exhaust outlet 32a ' and 32b ' respectively; Discharge to the place ahead of micro-wave oven by the discharge filter 22 ' that is located on air duct 22 front ends.In addition, suck the air-flow that extraneous air forms, cool off the electric-controlled parts 4 ' of electric control part 4 inside respectively by blowing fan 8.
Above-mentioned existing microwave oven structure has following shortcoming.
At first, fan the air of the pollution of 32a inflow, only when gas burner is worked, produce by left side fan 32b and the right side of ventilation motor 32c.That is to say that when having only the situation of micro-wave oven work, what left side fan 32b by ventilation motor 32c and right side fan 32a flowed into is not have contaminated air.But in these cases, do not have contaminated air by right side fan 32a to what air duct 22 was discharged previously, also wanting must be by discharge filter 22 '.
At this moment above-mentioned discharge filter 22 ' is not carried out filtering function, not only hinders flowing of the air of discharging through above-mentioned right side fan 32a, and can produce noise during the dense adsorbability material of this air by discharge filter 22 ' inside.
The air of discharging by right side fan 32a and during through discharge filter 22 ' velocity of discharge be delayed, the air circulation in the microwave oven cavity 2 can not successfully be carried out, cause the steam of microwave oven cavity 2 inside successfully not discharge.
In addition, discharge filter 22 ' is located at the position of ventilation fan assembly 32 exhausts, and a lot of polluters are bonded on the left side fan 32b of ventilation fan assembly 32.Be bonded at a lot of polluters on the fan 32b of left side, the rotation of fan can not successfully be carried out, can not produce enough air quantity and but produce bigger noise.
Summary of the invention
In view of this, the objective of the invention is to, a kind of micro-wave oven that has air-exhausting function concurrently is provided, reduce the pollution of air mobile parts, make the air of micro-wave oven inside flow and successfully to carry out, reduce the mobile noise that produces of air of micro-wave oven inside, improve the reliability of ventilation fan assembly work.
The objective of the invention is to realize by following technical scheme.
A kind of micro-wave oven that has air-exhausting function concurrently comprises cavity, electric control part, blowing fan, air duct, ventilation fan assembly, ventilation motor, discharge filter, blowing fan; Described cavity is located at micro-wave oven one side, electric control part is located at a side of cavity, this electric control part inside is equipped with a plurality of electrical control member, blowing fan is installed in the top of electric control part, air duct is installed in the top of cavity, ventilation fan assembly is located at the rear of air duct, and the ventilation motor is installed on the ventilation fan assembly; It is characterized in that, described air duct is provided with the ventilation dividing plate, and be the 1st stream and the 2nd stream with the air duct internal separation, separate the air-flow of the cooling electric control part that produces by described ventilation fan assembly and the air-flow of pollution respectively, discharge filter is located on the air-flow that ventilation fan assembly pollutes, and carries out the purifying contaminated air.
Purpose of the present invention can also further realize by following technical measures.
The aforesaid micro-wave oven that has air-exhausting function concurrently, wherein discharge filter is located on the position, a side entrance of corresponding described ventilation fan assembly; Rail portion guides the insertion of the lower end of this discharge filter to move, and supports described discharge filter.
The aforesaid micro-wave oven that has air-exhausting function concurrently, wherein rail portion is arranged on a side of above-mentioned air duct rear end, form as one with a side of described air duct rear end, the guide-rail channel that is inserted with described discharge filter lower end is formed by guide wall and air duct sidewall.
The aforesaid micro-wave oven that has air-exhausting function concurrently, wherein rail portion forms towards rearward end from the front end of described air duct, and described discharge filter inserts towards the back extreme direction from the front end of described air duct.
The aforesaid micro-wave oven that has air-exhausting function concurrently, wherein the inlet of rail portion is wideer than the inside of described guide-rail channel, begins to make inside to narrow down gradually from inlet portion.
The micro-wave oven that has air-exhausting function concurrently provided by the invention can bring following effect: but prestissimo purifies contaminated air, the air that prevents to have concurrently the micro-wave oven inside of air-exhausting function flows to the pollution of parts, separate gas stream of pollution and cooling blast respectively, forming effectively, air flows; Air capacity through filter is minimized, reduced noise generated by air flow.
Description of drawings
Fig. 1 has the major part schematic diagram that decomposites the air duct state in the micro-wave oven that has air-exhausting function concurrently now.
Fig. 2 is the air flow condition schematic diagram of the micro-wave oven inside that has air-exhausting function concurrently of prior art.
Fig. 3 is the decomposing schematic representation that embodiments of the invention have the microwave oven of air-exhausting function concurrently.
Fig. 4 is the major part schematic diagram that the discharge filter structure is set in the embodiment of the invention.
The specific embodiment
As shown in Figure 3 and Figure 4, microwave stove of the present invention has following structure.Microwave oven cavity 50 is bones of micro-wave oven, and the inside of above-mentioned microwave oven cavity 50 is provided with cooking room 51.Be provided with the air inflow portion 54 and the air outflow portion 55 that are made up of a plurality of through holes above the microwave oven cavity 50, air communication is crossed the inside that air inflow portion 54 flow into cooking room 51; Flow into the air in the cooking room 51, flow out by air outflow portion 55.
Electric control part 60 is located at a side on microwave oven cavity 50 tops, on this electric control part 60 electric-controlled parts 62 is installed.In addition, the bottom of this electric control part 60 that is to say, the right side of microwave oven cavity 50 is provided with the space; Exhaust channel 65 is located at the rear in above-mentioned space, is located at the air of the pollution that the gas burner of micro-wave oven bottom produces, and flow into the inside of micro-wave oven by exhaust channel 65.
On the one hand, air duct 70 is located at the top of microwave oven cavity 50, and the air of micro-wave oven inside is discharged to the outside by the stream of above-mentioned air duct 70 inside.Above-mentioned air duct 70 be installed in microwave oven cavity 50 above, show among the figure that the outside casing is positioned at the upper end of air duct 70, make the inside of air duct 70 form stream.That is to say that wind dividing plate 72 is located at the inside center portion of air duct 70, is the 1st stream 73 and the 2nd stream 73 ' with the internal separation of air duct 70.Flowing respectively by the 1st stream 73 and the 2nd stream 73 ' and to pass through the air of other pathway.At first, by the 1st stream 73 contaminated airs; By the air-flow of the above-mentioned electric control part 60 of the 2nd stream 73 ' cooling with through above-mentioned cooking room 51 air-flows.
Air introduction part 75 is located on the outer end of these air duct 70 left side walls.Air introduction part 75 guiding is provided with the air-flow of louver(-vre) (not shown) by being located at microwave oven cavity 50 upper front, flows to the air inflow portion 54 of microwave oven cavity 50.
The left side wall rear end of above-mentioned air duct 70 is provided with the structure that discharge filter 90 can be installed.That is, as shown in Figure 4, ventilation fan assembly 80 makes the inside of micro-wave oven form air-flow, is provided with rail portion 76 on suitable position, a side entrance of ventilation fan assembly 80.
The lower end of above-mentioned rail portion 76 fixed support discharge filters 90, above-mentioned discharge filter 90 can be from rail portion 76 dismountings.This rail portion 76 is made up of guide wall 77 and guide-rail channel 78.Guide-rail channel 78 is located between the outer wall of guide wall 77 and air duct 70; The lower end of discharge filter 90 is inserted in the inside of guide-rail channel 78.
Above-mentioned guide-rail channel 78 prolongs formation from the front end of air duct 70 towards the rear end.In order to make discharge filter 90 easily be inserted in the inside of guide-rail channel 78, the inside of feeder connection 78 ' is wideer than the inside of guide-rail channel 78.That is to say, be located at inlet wall 77 on above-mentioned guide wall 77 front ends and open gradually towards guide wall 77 front ends and be formed obliquely.Above-mentioned inlet wall 77 opens formation gradually towards guide wall 77 front ends, can make above-mentioned discharge filter 90 successfully be inserted into the inside of guide-rail channel 78.
The fan-in oral area 79 of number in the figure 79 for being connected with ventilation fan assembly 80.
Ventilation fan assembly 80 is installed in the rear end of air duct 70.Ventilation fan assembly 80 has following structure: the both ends of ventilation motor 82 are provided with the output shaft (not shown); Fan is connected with the output shaft of ventilation motor 82.The fan that is installed in the left side is on left side fan 84, and the fan that is installed in the right side is on right side fan 84 '.This left side fan 84 and right side fan 84 ' are actually the inside that is located at casing; Discharge with the air-flow that specific direction guiding left side fan 84 and right side fan 84 ' form the inside of above-mentioned casing.
After ventilation motor 82 starts, make left side fan 84 and right side fan 84 ' suck air, discharge air to the 1st stream 73 and the 2nd stream 73 ' by exhaust outlet 85 towards the direction of the output shaft (not shown) of ventilation motor 82.
In addition, discharge filter 90 is located at the left side and fans on the rail portion 76 of 84 corresponding fan-in oral areas 79.This discharge filter 90 purifies and fans 84 air-flows that transmit to the left; That is to say the air of discharge filter 90 purifying contaminateds.Under the state of the suction window of removing micro-wave oven the place ahead, the user can directly dismantle discharge filter 90 in guide-rail channel 78.
Below, the effect that the present invention is had concurrently the micro-wave oven of air-exhausting function is elaborated.
At first, start ventilation motor 82, at this moment the air of the pollution of discharging from the gas burner that is located at the micro-wave oven bottom flows into exhaust channel 65, fans 84 direction to the left and flows.That is to say that the air of pollution flows to the left upper portion of microwave oven cavity 50 by the space of exhaust channel 65.
The air of 84 suck pollutions is fanned in above-mentioned left side, the air by discharge filter 90 purifying contaminateds at this moment, and the air that purifies by discharge filter 90 is transported to the 1st stream 73 of air duct 70 through left side fan 84 and exhaust outlet 85.Air by the 1st stream 73 is discharged to the place ahead of micro-wave oven.
On the one hand, form the air-flow of the above-mentioned electric-controlled parts 62 of cooling by the right side fan 84 ' of above-mentioned ventilation fan assembly 80.That is to say that the driving of above-mentioned right side fan 84 ' makes the inside of above-mentioned electric control part 60 form negative pressure, so extraneous air flow into the inside of electric control part 60 by the place ahead of above-mentioned electric control part 60.
Air by right side fan 84 ' transmits mobile to the 2nd stream 73 '.Air by the 2nd stream 73 ' is discharged to the place ahead of air duct 70.
And the air-flow of microwave oven cavity 50 inside of discharging by air outflow portion 55 to electric control part 60 side flow, sends right side fan 84 ' to.The air of above-mentioned air and cooling electric control part 60 is transported to the 2nd stream 73 ' together, forwards discharges.
On the one hand, discharge filter 90 can be located on the rail portion 76 with dismantling, and what the confession user can be regular keeps in repair discharge filter 90.The user need remove the louver(-vre) that is located at upper end, micro-wave oven front for this reason, separates the discharge filter 90 that is installed on the rail portion 76.
That is to say that the user reaches into the space between microwave oven cavity 50 and the external box of microvave,, discharge filter 90 is separated in guide-rail channel 78 being located at discharge filter 90 on the rail portion 76 towards the pulling of the place ahead of air duct 70.
In addition, will be inserted on the rail portion 76 through the discharge filter 90 of cleaning or new discharge filter 90.At this moment, the user is inserted in discharge filter 90 on the rail portion 76 by feeder connection 78 ' towards the rear from the place ahead of air duct 70.Pressing direction shown in Fig. 4 arrow A inserts.The effect of inlet wall 77 is the inside that discharge filter 90 is directed to guide-rail channel 78.
The present invention has following effect:
At first, the air of the pollution of inside of the present invention before ventilation fan assembly, purifies by discharge filter, having prevented the pollution of ventilation fan assembly, having prolonged ventilation fan assembly service life, having improved the functional reliability of ventilation fan assembly.
Inside of the present invention is separated the air-flow of air-polluting air-flow and cooling air respectively, filter is located on the stream of gas stream of pollution, improves the service efficiency of filter.
In addition, on the stream that filter is not set, air is flowed successfully carry out, the while is relatively many without the amount of the air of filter, has reduced noise generated by air flow.
Have, the air that the air outflow portion by microwave oven cavity discharges through the 2nd flow path of discharge filter is not set, makes air-flow successfully circulate in the inside of microwave oven cavity, can get rid of the steam of microwave oven cavity inside effectively again.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, every foundation technical spirit of the present invention all still belongs in the scope of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment did.
Claims (5)
1, a kind of micro-wave oven that has air-exhausting function concurrently comprises cavity, electric control part, blowing fan, air duct, ventilation fan assembly, ventilation motor, discharge filter, blowing fan; Described cavity is located at micro-wave oven one side, electric control part is located at a side of cavity, this electric control part inside is equipped with a plurality of electrical control member, blowing fan is installed in the top of electric control part, air duct is installed in the top of cavity, ventilation fan assembly is located at the rear of air duct, and the ventilation motor is installed on the ventilation fan assembly; It is characterized in that: described air duct is provided with the ventilation dividing plate, and be the 1st stream and the 2nd stream with the air duct internal separation, separate the air-flow of the cooling electric control part that produces by described ventilation fan assembly and the air-flow of pollution respectively, discharge filter is located on the air-flow that ventilation fan assembly pollutes, and carries out the purifying contaminated air.
2, the micro-wave oven that has air-exhausting function concurrently according to claim 1 is characterized in that: described discharge filter is located on the position, a side entrance of corresponding described ventilation fan assembly; Also be provided with rail portion, rail portion is arranged on the position, a side entrance of ventilation fan assembly, guides the insertion of the lower end of this discharge filter to move, and supports described discharge filter.
3, the micro-wave oven that has air-exhausting function concurrently according to claim 1, it is characterized in that: also be provided with rail portion, described rail portion is arranged on a side of above-mentioned air duct rear end, form as one with a side of described air duct rear end, the guide-rail channel that is inserted with described discharge filter lower end is formed by guide wall and air duct sidewall.
4, according to claim 2 or the 3 described micro-wave ovens that have air-exhausting function concurrently, it is characterized in that described rail portion forms towards rearward end from the front end of described air duct, described discharge filter inserts towards the back extreme direction from the front end of described air duct.
5, the micro-wave oven that has air-exhausting function concurrently according to claim 4 is characterized in that the inlet of described rail portion is wideer than the inside of described guide-rail channel, begins to make inside to narrow down gradually from inlet portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01144673 CN1243198C (en) | 2001-12-25 | 2001-12-25 | Microwave oven with exhaust function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01144673 CN1243198C (en) | 2001-12-25 | 2001-12-25 | Microwave oven with exhaust function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1428544A CN1428544A (en) | 2003-07-09 |
| CN1243198C true CN1243198C (en) | 2006-02-22 |
Family
ID=4677754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01144673 Expired - Fee Related CN1243198C (en) | 2001-12-25 | 2001-12-25 | Microwave oven with exhaust function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1243198C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100343585C (en) * | 2003-04-25 | 2007-10-17 | 乐金电子(天津)电器有限公司 | Structure of exhausting airin microwave oven |
| KR100547673B1 (en) * | 2003-07-16 | 2006-01-31 | 엘지전자 주식회사 | Microwave oven with air cleaning |
| KR100584309B1 (en) * | 2003-07-16 | 2006-05-26 | 엘지전자 주식회사 | Discharging apparatus of dirty air by using microwave and discharging method thereof |
| KR100582306B1 (en) * | 2003-11-05 | 2006-05-22 | 엘지전자 주식회사 | Over The Range |
| CN107084410B (en) * | 2017-05-23 | 2019-08-30 | 广东美的厨房电器制造有限公司 | OTR micro-wave oven |
-
2001
- 2001-12-25 CN CN 01144673 patent/CN1243198C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1428544A (en) | 2003-07-09 |
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