CN1282850A - Microwave oven possessing improved air guide structure - Google Patents
Microwave oven possessing improved air guide structure Download PDFInfo
- Publication number
- CN1282850A CN1282850A CN00109002A CN00109002A CN1282850A CN 1282850 A CN1282850 A CN 1282850A CN 00109002 A CN00109002 A CN 00109002A CN 00109002 A CN00109002 A CN 00109002A CN 1282850 A CN1282850 A CN 1282850A
- Authority
- CN
- China
- Prior art keywords
- air
- guide device
- air guide
- micro
- wave oven
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/74—Means for anchoring structural elements or bulkheads
- E02D5/80—Ground anchors
- E02D5/805—Ground anchors with deformable anchoring members
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/64—Heating using microwaves
- H05B6/642—Cooling of the microwave components and related air circulation systems
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2200/00—Geometrical or physical properties
- E02D2200/14—Geometrical or physical properties resilient or elastic
- E02D2200/146—Springs
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/30—Miscellaneous comprising anchoring details
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Electric Ovens (AREA)
- Constitution Of High-Frequency Heating (AREA)
Abstract
A microwave oven comprises a body having a cooking chamber and an electrical component compartment isolated by a barrier wall and having a cooling fan installed in the electrical component compartment, and an air guide, associated with the air duct, having an inlet of air from the cooling fan and an outlet of air into the cooking chamber. A damper is provided on the inlet side of the air guide, so that the opening/ closing of the inlet can be performed under the control of a driver element. The microvave can reduce manufacturing cost while enhancing productivity and eliminating noise of apparatus and utilize the space efficiently by decreasing the number of parts.
Description
The present invention relates to a kind of micro-wave oven, relate in particular to a kind of micro-wave oven, air can be imported cooking room from the fan that is installed in the electric apparatus room with modified air guide structure.
Prior art can be by the decomposition diagram of traditional micro-wave oven: accompanying drawing 4 carries out assay.Referring to Fig. 4, traditional micro-wave oven comprises the main shell or the housing 101 that are shaped with cooking room of separating by dividing plate 113 111 and electric apparatus room 110, and a shell 103 that is down " U " shape and main casing 101 is sealed.
The door 105 that is used to open or close cooking room 111 is articulated in the front of the cooking room 111 that main casing 101 constitutes, and the control panel 107 that is used to control micro-wave oven is arranged at the front of electric apparatus room 110.Rear portion at the cooking room 111 of main casing 101 is provided with convection heater (not shown) and fan (not shown).The hot gas that produces at the convection heater place is forced to be sent in the cooking room 111 by fan.
Fig. 5 is the enlarged perspective of micro-wave oven of air guide device 120 installation places of Fig. 4.As shown in the figure, this air guide device 120 is provided with and can makes the air inlet 121 that the air drawn by refrigerating fan 118 passes through and will be flowed into the air outlet 123 of cooking room 111 by the air that air inlet 121 enters.Air inlet 121 is positioned at the front of magnetron 115, and to fan 118 openings, the setting of air outlet 123 is in order to form closed type air passage or opening 114 in dividing plate 113.
The adjusting apparatus 130 that is used to open or close air duct 114 is arranged in the zone of air outlet 123 of air guide device 120.Adjusting apparatus 130 comprises and is used for rotating on pivot with an air damper 131 that opens or closes air duct 114 and a driver element 133 that is used to drive air damper 131 edge axle rotations.
Air damper 131 comprise be installed on air outlet 123 inner in case on pivot 152 rotating adjustable plate 141 and outward extending locking part 143, for example, from bending of adjustable plate 141 bases and whole formation.The plane of locking part 143 is provided with elongated hole 153 and along the horizontal expansion of adjustable plate 141.
The external margin of adjustable plate 141 is by heat resistance rubber seal or closure 161 sealings.The external margin that this heat resistance rubber seal 161 is close to air duct 114 moves sealing air passage 114 when closing air duct 114 with convenient air damper 131.Below the bottom of air guide device 120 locking part 143, be provided with the axis hole 125 that can pass rotationally for the eccentric shaft 157 of cam driver 147.
Driver element 133 comprises the drive motors of installing near the locking part 143 of the air damper 131 of air guide device 120 belows 145, and the cam driver 147 that is used to start air damper 131 that connects with the rotating shaft 155 of drive motors 145.
Cam driver 147 and eccentric shaft 157 monolithic moldings are so that relative rotation axi 155 forms eccentric or skew.
Eccentric shaft 157 passes the axis hole 125 of air guide device 120 so that be located in elongated hole 153 inside, thereby adjustable plate 141 is swayed in elongated hole 153 by the reciprocating motion of axle 157 when cam driver 147 rotates.
Micro-wave oven with said structure can be with two kinds by the selected ad hoc fashion operation of little handling procedure.In first kind of mode: the operation of convection heater (not shown), and magnetron 115 operations in the second way.In the mode of convection heater operation, adjusting apparatus 130 cuts out air duct 114, in order to avoid the air of being drawn by refrigerating fan 118 flows into cooking room 111; In the second way, then open air duct 114 and will be blown into cooking room 111 by the air that refrigerating fan 118 is drawn.
It is more important to understand above-mentioned traditional microwave oven structure, this be because, adjusting apparatus 130 is arranged in the zone of air outlet 123 of air guide device 120, so that open or close air duct 114, even will when air duct 114 is closed by air damper 131, also can it be blown into guider 120 from the air of refrigerating fan 118 by air inlet 121.Therefore, heat resistance rubber seal 161 must be when air damper 131 cuts out air duct 114, the whole edge of air duct 114 is tightly sealed, in order to avoid will be blown into cooking room 111 by the air that refrigerating fan 118 is drawn.So traditional micro-wave oven exists many problems and defective.A problem is: owing to need heat resistance rubber seal 161, thus increase manufacturing cost and made manufacturing process more complicated.Another problem is: when air damper 131 opens or closes air duct 114, because the collision of heat resistance rubber seal 161 on the dividing plate 113 that limits air duct 114 produces mechanical noise.And there is this defective in traditional micro-wave oven, needs an extra space in order to the installation bulb, so that illuminate cooking room 111 inside at the run duration of micro-wave oven that is:.This bulb is fixed in outside the cooking room 111, has reduced the space availability ratio in the electric apparatus room.
The object of the present invention is to provide a kind of micro-wave oven that overcomes above-mentioned defective, a kind of like this micro-wave oven especially is provided, by improving the structure of air guide device, reduce production cost, enhance productivity, reduce mechanical noise and improve space availability ratio.
For finishing above and other objects of the present invention, micro-wave oven of the present invention comprises: comprise cooking room and electric apparatus room and be provided with dividing plate with cooking room and the separated main casing of electric apparatus room, dividing plate is provided with the air openings that is used for circulation of air; Be installed on the refrigerating fan in the electric apparatus room; Be connected, be provided with the opening on the dividing plate so that air inlet that enters from the air of described refrigerating fan and the air guide device that air is blown into the air outlet in the cooking room; And be arranged at the air damper that moves between air inlet one side of described air guide device and primary importance that can be when described air inlet is closed and the described air inlet second place when opening.
Best, air damper comprises: the pivot that is installed on air inlet one side of air guide device; And with described pivot link so that rotate the adjustable plate that the air inlet with the air guide device opens or closes around described pivot.Best, this micro-wave oven also comprises the driver element that is used to make air damper to move between first and second positions.Best, the driver element of this micro-wave oven comprises: from the outward extending locking part in the base of adjustable plate, and comprise an elongated hole that forms in a lateral direction at locking part; A cam driver that comprises eccentric shaft is used for by means of the reciprocating motion of eccentric shaft in the elongated hole at locking part with the cam driver rotation adjustable plate being rotated; And drive motors that is used for the driving cam actuator.
Best, micro-wave oven of the present invention also comprises: the air outlet of a described air guide device of vicinity is installed light-emitting component, is used to illuminate cooking room inside.Best, this light-emitting component comprises that the opening god of a upper wall by being in described air guide device advances the bulb in the described air guide device.
In order to understand the present invention and various purpose and advantage better, describe the present invention in conjunction with most preferred embodiment of the present invention below with reference to accompanying drawing.
Fig. 1 is the part decomposition diagram of the micro-wave oven of the most preferred embodiment according to the present invention;
Fig. 2 is the enlarged perspective of the air guide device installation place among Fig. 1;
Fig. 3 is the part decomposition diagram of adjusting apparatus and light-emitting component;
Fig. 4 is the part decomposition diagram of above-mentioned traditional micro-wave oven;
Fig. 5 is the enlarged perspective of the air guide device installation place among above-mentioned Fig. 4.
Describe most preferred embodiment of the present invention below with reference to the accompanying drawings in detail.
As mentioned above, Fig. 1 is the part decomposition diagram of the micro-wave oven of the most preferred embodiment according to the present invention.As shown in the figure, micro-wave oven comprises main casing or shell 1, is separated into cooking room 11 and electric apparatus room 10 by dividing plate 13 in it.One is fallen " U " shape shell 3 with main casing 1 sealing, and door 5 is installed on the front of cooking room 11, and control panel 7 is installed on electric apparatus room 10 fronts.Convection heater (not shown) and the hot-air that is used for being produced by convection heater force to be blown into the rear portion that cooking room 11 interior fan (not shown) are installed on cooking room 11,
Be provided with in the electric apparatus room 10: be used to produce microwave and magnetron 15 in the cooking room 11 is advanced in the microwave radiation; Be used for providing high-tension high-tension transformer 17 and high-voltage capacitance 19 to magnetron 15; Refrigerating fan 18, it is installed in the rear wall of electric apparatus room 10, in magnetron 15 back, is used to draw surrounding air and it is blown in the electric apparatus room 10; And be arranged at magnetron 15 fronts, be used for to import by the air that refrigerating fan 18 is drawn the air guide device 20 in the cooking room 11.
As mentioned above, Fig. 2 is the enlarged perspective of air guide device 20 installation places among Fig. 1, and Fig. 3 is the part decomposition diagram of the following adjusting apparatus that will describe and light-emitting component.As shown in the figure, this air guide device 20 be provided with the air that can make air inlet 21 that the air drawn by refrigerating fan 18 enters and will enter by air inlet 21 by and flow into the air outlet 23 of cooking room 11.Air inlet 21 is positioned at the front of magnetron 15 and to fan (not shown) opening, the setting of air outlet 23 is in order to surround air duct or the opening 14 that forms on dividing plate 13.
In the zone of air inlet 21, be provided with adjusting apparatus 30.Adjusting apparatus 30 comprises that the air damper 31 that is used for rotating to open and close air duct 14 drives air damper 31 along a driver element 33 that rotates with being used on pivot.
The air duct 14 that is used to illuminate the light-emitting component 40 contiguous air guide devices 20 of cooking room 11 inside is installed.This light-emitting component 40 comprises a bulb 42 and a light bulb holder that links 44, and be installed on the contiguous air duct of the last plane of air guide device 20 or upper wall 14 places, so as bulb 42 by being arranged at air guide device 20 last plane or the bulb access opening 27 of upper wall extend in the air guide device 20.
When the micro-wave oven with said structure brings into operation, can select first mode of convection heater (not shown) operation by microprocessor, or second mode of magnetron 15 operations.In the mode of convection heater operation, adjusting apparatus 30 cuts out the air inlet 21 of air guide device 20, in the air inflow air guide device of avoiding being produced by refrigerating fan 18 20.On the other hand, in the mode of magnetron operation, adjusting apparatus 30 is opened the air inlet 21 of air guide device 20, so that the air that will be produced by refrigerating fan 18 is in air guide device 20 enters cooking room 11.
Show that more than in the mode of magnetron operation, adjusting apparatus 30 is opened the air inlet 21 of air guide device 20, so that the air that will be produced by refrigerating fan 18 is in air guide device 20 enters cooking room 11.
Use above-mentioned device, because the setting of adjusting apparatus 30 is the air inlets 21 in order to open or close air guide device 20, the air-flow that is produced by refrigerating fan 18 is effectively stoped, and does not need on adjustable plate 41 rubber seal to be set as traditional micro-wave oven.And, save rubber seal and can reduce the quantity of required element, thereby reduced production cost, simplify manufacturing process, and improved generation efficient.In addition, eliminated the mechanical noise that produces by rubber seal.Especially, by contiguous air duct 14 light-emitting component 40 is set, light-emitting component 40 does not need to resemble needs additional space traditional micro-wave oven, has effectively improved utilization of space.
Although described the present invention in conjunction with most preferred embodiment, be appreciated that those skilled in the art can carry out some and not have specifically described interpolation, modification, substitute and cancellation, this does not break away from the aim of the present invention and the scope that claim limited of enclosing.
Claims (7)
1, a kind of micro-wave oven is characterized in that, it comprises:
One main casing, it comprises a cooking room and an electric apparatus room, and has cooking room and the separated dividing plate of electric apparatus room, this dividing plate is provided with the air openings that is used for circulation of air;
One is installed on the refrigerating fan in the electric apparatus room;
One with dividing plate on the air guide device of opening UNICOM, and have an air inlet and an air outlet, flow into by this air inlet from the air of described refrigerating fan, air flows in cooking room by this air outlet;
One air damper, it is arranged between air inlet one side of described air guide device and primary importance that can be when described air inlet is closed and the described air inlet second place when opening and moves.
2, micro-wave oven according to claim 1 is characterized in that described air damper comprises:
One is installed on the pivot of air inlet one side of described air guide device; And
One adjustable plate, it links to each other with described pivot, so that the air inlet that rotates described air guide device around described pivot opens and closes.
3, micro-wave oven according to claim 2 is characterized in that also comprising that one is used to driver element that described air damper is moved between described first and second positions.
4, micro-wave oven according to claim 3 is characterized in that described driver element comprises:
One locking part, its base from adjustable plate stretches out, and comprises an elongated hole that extends in a lateral direction;
One comprises the cam driver of eccentric shaft, is used for by means of eccentric shaft moving back and forth in the elongated hole at described locking part with described cam driver rotation gas flow adjusting flange being rotated; And
One is used for the drive motors of described driving cam actuator.
5, micro-wave oven according to claim 1 is characterized in that also comprising a light-emitting component, and the air outlet of its contiguous described air guide device is installed, and is used to illuminate cooking room inside.
6, micro-wave oven according to claim 5 is characterized in that described light-emitting component comprises that an opening by the upper wall of described air guide device extends into the bulb in the described air guide device.
7, micro-wave oven according to claim 3 is characterized in that also comprising a light-emitting component, and the air outlet of its contiguous described air guide device is installed, and is used to illuminate cooking room inside.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR99-30787 | 1999-07-28 | ||
| KR1019990030787A KR20010011413A (en) | 1999-07-28 | 1999-07-28 | Microwave oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1282850A true CN1282850A (en) | 2001-02-07 |
Family
ID=19605268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN00109002A Pending CN1282850A (en) | 1999-07-28 | 2000-06-01 | Microwave oven possessing improved air guide structure |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP2001041468A (en) |
| KR (1) | KR20010011413A (en) |
| CN (1) | CN1282850A (en) |
| GB (1) | GB2352604A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101153705B (en) * | 2006-09-27 | 2010-10-13 | 三星电子株式会社 | Steam generator and heating cooking apparatus having the same |
| CN105050223A (en) * | 2015-08-07 | 2015-11-11 | 美的集团股份有限公司 | Shell assembly for microwave oven and microwave oven |
| CN105972653A (en) * | 2016-06-28 | 2016-09-28 | 广东美的厨房电器制造有限公司 | Heating and cooking apparatus |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100480712B1 (en) * | 2002-07-26 | 2005-04-06 | 엘지전자 주식회사 | structure for air-flow in microwave oven |
| TWI810346B (en) * | 2018-08-22 | 2023-08-01 | 日商夏普股份有限公司 | （無） |
| US20230076615A1 (en) * | 2020-01-30 | 2023-03-09 | Sharp Kabushiki Kaisha | Heating cooking apparatus |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1213002A (en) * | 1983-02-16 | 1986-10-21 | Takao Nakanishi | Damper drive in heating appliance or the like |
| GB8402757D0 (en) * | 1984-02-02 | 1984-03-07 | Microwave Ovens Ltd | Oven systems |
| DE3519423A1 (en) * | 1985-05-30 | 1986-12-04 | Bosch-Siemens Hausgeräte GmbH, 7000 Stuttgart | COOKER WITH LOCKABLE COOKING ROOM |
| SE503829C2 (en) * | 1995-01-17 | 1996-09-16 | Whirlpool Europ | Microwave oven |
| JPH10267290A (en) * | 1997-03-26 | 1998-10-09 | Samsung Electron Co Ltd | Microwave oven |
-
1999
- 1999-07-28 KR KR1019990030787A patent/KR20010011413A/en active IP Right Grant
-
2000
- 2000-04-12 JP JP2000111194A patent/JP2001041468A/en active Pending
- 2000-05-05 GB GB0010932A patent/GB2352604A/en not_active Withdrawn
- 2000-06-01 CN CN00109002A patent/CN1282850A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101153705B (en) * | 2006-09-27 | 2010-10-13 | 三星电子株式会社 | Steam generator and heating cooking apparatus having the same |
| CN105050223A (en) * | 2015-08-07 | 2015-11-11 | 美的集团股份有限公司 | Shell assembly for microwave oven and microwave oven |
| CN105972653A (en) * | 2016-06-28 | 2016-09-28 | 广东美的厨房电器制造有限公司 | Heating and cooking apparatus |
| CN105972653B (en) * | 2016-06-28 | 2019-03-08 | 广东美的厨房电器制造有限公司 | Heat cooking apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| GB0010932D0 (en) | 2000-06-28 |
| GB2352604A (en) | 2001-01-31 |
| KR20010011413A (en) | 2001-02-15 |
| JP2001041468A (en) | 2001-02-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |