CN1752551A - Exhaust pipe assembly for electric appliance chamber of microwave oven - Google Patents
Exhaust pipe assembly for electric appliance chamber of microwave oven Download PDFInfo
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- CN1752551A CN1752551A CN 200410072044 CN200410072044A CN1752551A CN 1752551 A CN1752551 A CN 1752551A CN 200410072044 CN200410072044 CN 200410072044 CN 200410072044 A CN200410072044 A CN 200410072044A CN 1752551 A CN1752551 A CN 1752551A
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- electric apparatus
- apparatus room
- magnetron
- exhaust pipe
- room exhaust
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Abstract
The invented exhaust conduit component of electric chamber of microwave oven is characterized by that at one side of microwave oven cavity body a centrifugal blower fan is mounted, and is used for supplying air sucked into electric chamber to the magnetron, at the same time discharging the air into the exterior of electric chamber. On the outside of exhaust conduit of electric chamber integrally are formed a capacitor, a filter and a magnetron sensor, etc.
Description
Technical field
The invention belongs to micro-wave oven, particularly relate to a kind of whole electric apparatus room exhaust pipe assembly that is equipped with the micro-wave oven of capacitor, wave filter and magnetron sensor.
Background technology
Generally, micro-wave oven is to generate microwave according to power turn-on by magnetron, and with heating objects such as these microwave irradiation foods and the device of cooking food.
Such micro-wave oven can be divided into home-use micro-wave oven that is equipped with small-sized magnetron and the commerce micro-wave oven that is equipped with large-scale or a plurality of magnetrons.
In addition, micro-wave oven can also be distinguished by the mode of heat food, and home-use micro-wave oven generally adopts the glass rotating disk mode of rotation food, the commercial stirring fan mode that mainly adopts microwave at random with micro-wave oven.
Commercial mainly be used in the food supply retail shop of high convenience store of utilization rate or short time cooking food, generally need high relatively output compared with home-use micro-wave oven with micro-wave oven.
Describe commercial structure in detail below in conjunction with accompanying drawing with micro-wave oven (hereinafter to be referred as micro-wave oven).Fig. 1 is general commercial stereogram with microwave oven.Fig. 2 is the micro-wave oven electric apparatus room exhaust pipe assembly stereogram according to background technology.
At first, with reference to Fig. 1 general microwave oven structure is described.
Micro-wave oven comprises by the shell that forms outward appearance, furnace chamber 20, and electric apparatus room 30 constitutes.In addition, also comprise by the door 40 that is arranged on furnace chamber 20 fronts.
Shell forms the micro-wave oven outward appearance, also plays the effect of the inner furnace chamber 20 of protection simultaneously.Therefore, shell is general makes of the steel plate with certain intensity.
Shell is that the center is provided with furnace chamber 20.Shell comprises the top panel 11 by the top and two sides that cover furnace chamber 20 simultaneously, the bottom panel 13 that protection is following, and the front panel 15 of formation furnace chamber 20 fronts, the rear board 17 at protection furnace chamber 20 back sides constitutes.
Above furnace chamber 20, promptly above the outside waveguide 21 is set, furnace chamber 20 inside are arrived in the microwave transmission that magnetron generates.Side at waveguide 21 is provided with to driving the synchronous motor (M) of agitator disk.
Be provided with a plurality of electronic units such as transformer 31, magnetron 33, cfentrifugal blower 35, capacitor 37 in electric apparatus room 30 inside.And, be provided with dividing plate between the transformer 31 of electric apparatus room 30 inside and the stirring fan.Transformer 31 and stir fan, capacitor 37, dividing plate be fixed on sub-panel above, and sub-panel is set to state separated by a certain interval above bottom panel 13.
Above-mentioned a plurality of electronic unit, particularly transformer 31 and magnetron 33 play a part to generate the microwave of input furnace chamber 20 inside.In the process that generates microwave, the electronic unit heating.Therefore, in the time of cooking food, the temperature of electric apparatus room 30 rises.
Need to suck extraneous air for the electric apparatus room 30 that cools off heating, so suck extraneous air by cfentrifugal blower 35.Though do not illustrate, cfentrifugal blower 35 is actually by the inner blowing fan (not shown) of fan electromotor rotation and sucks air.If the blowing fan rotation, air flows into electric apparatus room 30 inner spaces.In this process, leaked-in air is through around the transformer 31, so transformer 31 cools off naturally.
2 describe electric apparatus room exhaust manifolds 50 in detail with reference to the accompanying drawings.
Electric apparatus room exhaust manifolds 50 roughly constitute
Font, and be divided into upside exhaust manifolds 51 and downside exhaust manifolds 53.
Though do not illustrate, the right-hand end inboard of electric apparatus room exhaust manifolds 50 is formed with the air guide device to upside exhaust manifolds 51 and downside exhaust manifolds 53 shunting inhaled airs.
In addition, though do not illustrate, both sides up and down overleaf are formed with air entry and exhaust outlet separately.
Air entry is communicated with cfentrifugal blower 35, so flow into electric apparatus room exhaust manifolds 50 inside by the air of cfentrifugal blower 35 air-supplies.In addition, export department is to the magnetron opening of rear side.Both, the air of discharging by export department was directly blown to magnetron.
Following shortcoming is arranged in the above-mentioned background technology:
As mentioned above, electric apparatus room is fixed with several electronic units in 30 inside, so will be at 30 li of electric apparatus rooms fixing electronic unit separately.Therefore, it is complicated that electric apparatus room 30 internal structures become, and owing to need the operator to fix a plurality of electronic units one by one, make the packaging technology of micro-wave oven numerous and diverse.
In addition, 30 li of electric apparatus rooms need the more time when fixing several electronic units, especially, need the more time during the relatively little parts of fixing picture capacitor 37 equal-volumes.
As a result, above-mentioned shortcoming reduces productivity ratio, so the cost of manufacture of micro-wave oven rises.
Summary of the invention
The present invention provides a kind of several electronic units and the integrally formed structure of exhaust manifolds for solving the technical problem that exists in the background technology.
The technical scheme that the present invention takes for the technical problem that exists in the solution background technology is: the electric apparatus room exhaust pipe assembly of micro-wave oven of the present invention, be connected with the cfentrifugal blower of suction draft electric apparatus room inner air in a side, and with the cfentrifugal blower inhaled air directly when magnetron is blown the guiding air discharge to electric apparatus room is outside, integral body is formed with several electronic units in the electric apparatus room exhaust manifolds outside.
Described electronic unit is the capacitor that the voltage in the input magnetron is maintained constant voltage: filter the wave filter that the micro-wave oven internal current disturbs; Among the magnetron sensor of perception magnetron temperature more than one.
Also be formed with the fixing rib that electronic unit is fixed on the electric apparatus room exhaust manifolds outside on the described electric apparatus room exhaust manifolds.
According to the present invention, fixedly be more prone to during electronic unit in the electric apparatus room, shorten built-up time simultaneously.
Advantage and good effect that the present invention has are:
The electric apparatus room exhaust pipe assembly of micro-wave oven of the present invention, because capacitor, wave filter and magnetron are fixed on the electric apparatus room exhaust pipe assembly in the electronic unit of electric apparatus room inside, thus easy during fixed part, and can simplified assembling process.
Electronic unit is to be installed in the electric apparatus room under the state that is fixed on the electric apparatus room exhaust pipe assembly, so can shorten the built-up time of electronic unit.Therefore, the assembling of micro-wave oven is shortened man-hour, and can produce more micro-wave oven at the appointed time.Therefore improve micro-wave oven productivity ratio, reduced the micro-wave oven manufacturing cost.
Description of drawings
Fig. 1 is the general commercial microwave oven stereogram of using;
Fig. 2 is a background technology micro-wave oven electric apparatus room exhaust pipe assembly stereogram;
Fig. 3 is the stereogram of micro-wave oven electric apparatus room exhaust pipe assembly of the present invention;
Fig. 4 is the rear isometric view of the electric apparatus room exhaust pipe assembly of micro-wave oven of the present invention.
The specific embodiment
Describe micro-wave oven electric apparatus room exhaust pipe assembly of the present invention with reference to the accompanying drawings in detail.
Fig. 3 is the stereogram of the electric apparatus room exhaust pipe assembly of micro-wave oven of the present invention, and Fig. 4 is the rear isometric view of the electric apparatus room exhaust pipe assembly of micro-wave oven of the present invention.
Micro-wave oven comprises by shell, is provided with the electric apparatus room of a plurality of electronic units, and the furnace chamber of placing gratin constitutes.And, be provided with the electric apparatus room exhaust manifolds in the inside of electric apparatus room.As shown in Figure 3, electric apparatus room exhaust pipe assembly 100 by roughly as
The upside electric apparatus room exhaust manifolds 110 of font branch and downside electric apparatus room exhaust manifolds 130 constitute.Though do not illustrate, electric apparatus room exhaust manifolds 110,130 inside are air ducts that the air that the separate type air blast is blown is guided to magnetron side.
The right side of electric apparatus room exhaust pipe assembly 100 is equipped with separate type air blast 150, and such separate type air blast 150 inside are provided with the blowing fan 150a that sucks the electric apparatus room inner air.The upside of separate type air blast 150 is provided with the fan electromotor 150b with blowing fan 150a axle connection status, and blowing fan 150a comes driven rotary by fan electromotor 150b.
Therefore, if to fan electromotor 150b turn-on power, blowing fan 150a rotation.At this moment, blowing fan 150a sucks the electric apparatus room inner air for 150 li to the separate type air blast.In addition, the electric apparatus room inner air that flows to 150 li of the separate type air blasts transformer (not shown) of electric apparatus room inside of flowing through, cooling transformer.
Be assigned to upside electric apparatus room exhaust manifolds 110 and the 130 back air-supplies of downside electric apparatus room exhaust manifolds by separate type air blast 150 inhaled airs.Like this electric apparatus room exhaust manifolds being divided into up and down, the reason of both sides is: because electric apparatus room exhaust pipe assembly 100 back sides are provided with magnetron (not shown) in both sides up and down separately.
The left side leading section of upside electric apparatus room exhaust manifolds 110 is provided with capacitor fixing rib 110a, and the lower end, left side of upside electric apparatus room exhaust manifolds 110 is formed with wave filter fixing rib 110b.In addition, the lower end, left side of downside electric apparatus room exhaust manifolds 130 is formed with magnetron sensor fixed part 130a.
The process that forms capacitor fixing rib 110a, wave filter fixing rib 110b and magnetron sensor fixed part 130a at electric apparatus room exhaust pipe assembly 100 is as follows.
At first, electric apparatus room exhaust pipe assembly 100 is to be made by the synthetic resin thing of Mold Making.Both, produced the mould of appointment, and in the mould of making behind the injecting synthetic resin raw material through the solid shape stage, produce the electric apparatus room exhaust pipe assembly 100 of said structure thus.Therefore, the mould of maintain electrical devices chamber exhaust pipe assembly 100, make its can moulding capacitor fixing rib 110a, wave filter fixing rib 110b and magnetron sensor fixed part 130a after, inject raw material and, can produce the electric apparatus room exhaust pipe assembly 100 that capacitor fixing rib 110a, wave filter fixing rib 110b and magnetron sensor fixed part 130a integral body are made state thus through the solid shape stage.
Certainly, electric apparatus room exhaust pipe assembly 100 also can be assembled several synthetic resin sheets and constitutes.As mentioned above, when being made of electric apparatus room exhaust pipe assembly 100 synthetic resin sheet when, it is best that capacitor fixing rib 110a, wave filter fixing rib 110b and magnetron sensor fixed part 130a make single parts.
The mode that forms capacitor fixing rib 110a, wave filter fixing rib 110b and magnetron sensor fixed part 130a on electric apparatus room exhaust pipe assembly 100 is not limited to the foregoing description, and can select multiple mode.
For example, go out electric apparatus room exhaust pipe assembly 100 with Mold Making earlier, then single parts such as fixed capacitor fixing rib 110a, wave filter fixing rib 110b and magnetron sensor fixed part 130a on electric apparatus room exhaust pipe assembly 100.
The process of fixing several electronic units on electric apparatus room exhaust pipe assembly 100 is as follows.More particularly, be to maintain the process of the magnetron sensor 230 of the capacitor 200 of constant voltage, the wave filter 210 that filters micro-wave oven internal current interference [Noise], perception magnetron temperature at the fixing voltage of importing in the magnetron on the electric apparatus room exhaust pipe assembly 100.
After placing capacitor 200 on the capacitor fixing rib 110a of upside electric apparatus room exhaust manifolds 110, utilize fixing means such as bolt class that capacitor 200 is fixed up.But, also can use adhesive capacitor 200.Also can select other several different methods.
The extension projection 110b ' that wave filter 210 is possessed both sides about wave filter fixing rib 110b separately is fixed on the wave filter fixing rib 110b.Both, if wave filter 210 is inserted between the protruding 110b ' of extension, hung protruding 110b ' fixed filters 210 firmly.But wave filter 210 also can be fixed with nut.Both, on wave filter 210, formed through hole, on wave filter fixing rib 110b, formed combined hole, combined with combined hole after connecting through hole with bolt then, thus fixed filters 210 firmly.
On magnetron sensor fixed part 130a, be formed with fixing hole 130a '.Insert a fixedly side of magnetron 230 in fixing hole 130a ' lining.
The permanent order of capacitor 200, wave filter 210 and magnetron 230 can freely be selected.Such as first fixedly magnetron 230, and then fixed capacitor 200 and wave filter 200.In addition, can also fix other electronic unit outside fixed capacitor 200, wave filter 210 and the magnetron 230 on the electric apparatus room exhaust manifolds 100.
As mentioned above, the present invention is to be basic fundamental thought discharging the electronic unit that fixed volume is relatively little on the electric apparatus room exhaust pipe assembly of electric apparatus room inner air.So the those skilled in the art in present technique field can carry out various deformation in basic thought scope of the present invention.
Claims (3)
1, a kind of electric apparatus room exhaust pipe assembly of micro-wave oven, be connected with the cfentrifugal blower of suction draft electric apparatus room inner air in a side, and with the cfentrifugal blower inhaled air directly when magnetron is blown the guiding air discharge to electric apparatus room is outside, it is characterized in that being formed with several electronic units in electric apparatus room exhaust manifolds outside integral body.
2, electric apparatus room exhaust pipe assembly according to claim 1 is characterized in that electronic unit is the capacitor (200) that the voltage in the input magnetron is maintained constant voltage; Filter the wave filter (210) that the micro-wave oven internal current disturbs; Among the magnetron sensor (230) of perception magnetron temperature more than one.
3, according to claim 1,2 described electric apparatus room exhaust pipe assemblies is characterized in that also being formed with on the electric apparatus room exhaust manifolds fixing rib (110a), (110b) that electronic unit is fixed on the electric apparatus room exhaust manifolds outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100720441A CN100455898C (en) | 2004-09-21 | 2004-09-21 | Exhaust pipe assembly for electric appliance chamber of microwave oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100720441A CN100455898C (en) | 2004-09-21 | 2004-09-21 | Exhaust pipe assembly for electric appliance chamber of microwave oven |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1752551A true CN1752551A (en) | 2006-03-29 |
| CN100455898C CN100455898C (en) | 2009-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100720441A Expired - Fee Related CN100455898C (en) | 2004-09-21 | 2004-09-21 | Exhaust pipe assembly for electric appliance chamber of microwave oven |
Country Status (1)
| Country | Link |
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| CN (1) | CN100455898C (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55128393U (en) * | 1979-03-06 | 1980-09-10 | ||
| KR960041905A (en) * | 1995-05-16 | 1996-12-19 | 구자홍 | Microwave Air Flow Structure |
| KR100369829B1 (en) * | 1999-11-16 | 2003-01-29 | 삼성전자 주식회사 | Microwave oven |
| JP2001221442A (en) * | 2000-02-14 | 2001-08-17 | Sanyo Electric Co Ltd | Microwave oven |
| KR100499499B1 (en) * | 2002-12-26 | 2005-07-05 | 엘지전자 주식회사 | microwave oven |
| KR20040061395A (en) * | 2002-12-30 | 2004-07-07 | 엘지전자 주식회사 | An Air Flow Structure Of Machine Room For Microwave Oven |
-
2004
- 2004-09-21 CN CNB2004100720441A patent/CN100455898C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN100455898C (en) | 2009-01-28 |
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Granted publication date: 20090128 Termination date: 20091021 |