CN202973238U - Furnace door assembly for microwave oven and microwave oven with same - Google Patents
Furnace door assembly for microwave oven and microwave oven with same Download PDFInfo
- Publication number
- CN202973238U CN202973238U CN 201220629724 CN201220629724U CN202973238U CN 202973238 U CN202973238 U CN 202973238U CN 201220629724 CN201220629724 CN 201220629724 CN 201220629724 U CN201220629724 U CN 201220629724U CN 202973238 U CN202973238 U CN 202973238U
- Authority
- CN
- China
- Prior art keywords
- plate
- micro
- wave oven
- doorframe
- door assembly
- 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.)
- Withdrawn - After Issue
Links
Images
Landscapes
- Electric Ovens (AREA)
Abstract
The utility model discloses a furnace door assembly for a microwave oven. The furnace door assembly comprises a shell and a door frame, wherein the rear side of the shell is opened, the door frame is arranged in the shell in a demountable manner and a restricting structure is formed at the periphery of the door frame forms; the restricting structure comprises an extending plate, a restricting plate and a cover plate, wherein the extending plate outward extends from the front surface of the door frame, the cross section of the restricting plate approximately forms an L shape and comprises first and second plates, and the first plate extends from the periphery of the extending plate along a direction away from the shell; the second plate is approximately perpendicular to the first plate and extends from the free end of the first plate to the centre of the door frame, the lengths of the cross sections of the first plate and the second plate are respectively L1 and L2, and L1 + L2 is constructed to be lambda 4 < (L1 + L2) < lambda 3, wherein lambda is the minimum wavelength in microwave oven; and the cover plate is arranged on the rear side of the door frame in the demountable manner. According to the furnace door assembly provided by the utility model, the restricting structure is arranged and can shield the microwave so as to avoid leaking to the outside of the microwave oven. The utility model also discloses a microwave oven with the furnace door assembly.
Description
Technical field
The utility model relates to the Microwave IC field, especially relates to a kind of fire door assembly for micro-wave oven and has its micro-wave oven.
Background technology
Micro-wave oven is that a kind of magnetron that utilizes converts external electric energy to microwave, the device that then interacts and heat by material and microwave field.Micro-wave oven is the surface of heat food and inner simultaneously, thereby realizes the fast cooking of food.Micro-wave oven generally comprises magnetron, control circuit, power supply of body of heater, fire door, generation microwave etc.Wherein, the front side of body of heater is opened wide, and is provided with in body of heater be used to the spatial accommodation of placing food to be heated, and fire door is located at the front side of body of heater to open or close body of heater.When fire door was in closed condition, fire door and body of heater limited the cavity resonance chamber jointly, were used for the space of food and microwave field interaction.
The fire door of conventional microwave oven is comprised of doorframe, the cover plate and the door glass etc. that are arranged on doorframe.Doorframe is comprised of body and choke structure, and choke structure is located at the periphery of body, plays shield microwaves.Yet, in producing the process of making micro-wave oven in enormous quantities, due to the deviation of component processing and assembling, can produce certain gap between the contact-making surface of doorframe and body of heater, thereby consist of the path of microwave transmission, easily cause microwave leakage.
The physical dimension of traditional choke structure is to the complete unshielded effect of 5.5 ~ 6GHz frequency range microwave.In addition, the physical dimension of this choke structure is large, and is yielding and cost is high.In order to prevent the distortion of choke structure, improve its mechanical strength, generally need to process a large amount of reinforced holes, boss and reinforcement etc. on choke structure, thereby make mould structure complicated, the processing technology required precision is high, and the setting of reinforced hole may reduce the shield effectiveness of microwave, thereby produces unnecessary microwave leakage.
The utility model content
The utility model is intended to solve at least one of technical problem that exists in prior art.For this reason, a purpose of the present utility model is to propose a kind of simple in structure and fire door assembly that is used for micro-wave oven with better micro-wave screening effect.
Another purpose of the present utility model is to propose a kind of micro-wave oven with above-mentioned fire door assembly.
The fire door assembly that is used for micro-wave oven according to the utility model first aspect embodiment comprises: housing, and the rear side of described housing opens wide; Doorframe, described doorframe removably are located in described housing, are formed with the choke structure for shield microwaves on the periphery of described doorframe, and described choke structure comprises: extension board, and described extension board stretches out from the front surface of described doorframe; Intercepter, the cross section of described intercepter is roughly L-shaped and comprise the first plate and the second plate, described the first plate extends along the direction away from housing from the neighboring of described extension board, described the second plate is substantially vertical with described the first plate and extend towards described doorframe center from the free end of described the first plate, the cross-section lengths of described the first plate is L1, and the cross-section lengths of described the second plate is L2, and L1+L2 is configured to: λ 4＜L1+L2＜λ 3, wherein, λ is the microwave wavelength in described micro-wave oven; Limit choke groove between the outer surface of wherein said extension board, intercepter and described doorframe; And cover plate, described cover plate removably is located at the rear side of described doorframe to cover described choke structure.
According to the fire door assembly for micro-wave oven of the present utility model, by the periphery at doorframe, choke structure is set, consist of the path that is high impedance in microwave transmission, when microwave from the rear surface of doorframe and and the front surface of its contacted microwave oven body between slot leakage out the time, microwave can be reflected after each wall via choke structure, thereby has effectively avoided the leakage of microwave in micro-wave oven.Thereby this kind design makes the strict contact that does not need between the front surface of the rear surface of doorframe and microwave oven body mechanically, thereby greatly reduces the requirement to machining accuracy, even and use for a long time shield effectiveness also can not descend.
In addition, also can have following additional technical feature according to the fire door assembly for micro-wave oven of the present utility model:
According to an embodiment of the present utility model, the distance between the free end of described the second plate and the outer surface of described doorframe is G1, and the scope of described G1 is 0.1 λ ~ 0.15 λ.
Further, the width vertical with its length direction of described extension board is L3, and described L3 is configured to: L3=λ 4, wherein, λ is the microwave wavelength in described micro-wave oven.
According to an embodiment of the present utility model, described intercepter is provided with along the isolated a plurality of breach of its length direction, the junction that described breach runs through described the second plate and runs through the part of described the first plate and end at contiguous described the first plate and described extension board.Thus, can realize micro-wave screening effect good in the broad frequency band scope.
Further, described a plurality of breach is formed uniformly on described intercepter.
Alternatively, the length of described breach is W2, the scope of described W2 is 0.1 λ ~ 0.2 λ, the degree of depth that described breach runs through the part of the first plate is W3, and described W3 is configured to: W3=L1/2, and the distance between adjacent described breach is W=W1+W2, wherein, the scope of described W1 is 0.15 λ ~ 0.3 λ, and wherein, λ is the microwave wavelength in described micro-wave oven.
According to an embodiment of the present utility model, the front surface of described cover plate is provided with along what its periphery formed and holds the limit groove, and wherein said choke structure is contained in described holding in the groove of limit, and is formed with the buckle structure that coordinates with described housing on described cover plate.Thus, by choke structure being held holding in the groove of limit on the cover board, save the space and effectively reduce packaging volume, by buckle structure on the cover board is set, cover plate can be located on housing securely.
Micro-wave oven according to the utility model second aspect embodiment comprises: body of heater, and the front side of described body of heater is opened wide; With the fire door assembly that is used for micro-wave oven according to the above-mentioned first aspect of the utility model, described fire door assembly is located at the front side of described body of heater pivotly to open or close described body of heater.
According to micro-wave oven of the present utility model, by the fire door assembly is set, the microwave of 5.5 ~ 6GHz frequency range is had good shield effectiveness, thereby effectively avoid in micro-wave oven microwave leakage out, and then human body is worked the mischief.In addition, this fire door modular construction is simple, and size is little, not yielding and convenient processing.
Additional aspect of the present utility model and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
Description of drawings
Above-mentioned and/or additional aspect of the present utility model and advantage are from obviously and easily understanding becoming the description of embodiment in conjunction with following accompanying drawing, wherein:
Fig. 1 is the explosive view according to the fire door assembly that is used for micro-wave oven of an embodiment of the utility model;
Fig. 2 is the schematic diagram of the doorframe of the fire door assembly that is used for micro-wave oven shown in Fig. 1;
Fig. 3 is the sectional drawing of the doorframe of the fire door assembly that is used for micro-wave oven shown in Fig. 2;
Fig. 4 is according to the doorframe of the fire door assembly that is used for micro-wave oven of an embodiment of the utility model and the assembling schematic diagram of body of heater;
Fig. 5 is the stereogram according to the micro-wave oven of an embodiment of the utility model.
Description of reference numerals:
1: housing; 2: doorframe; 3: cover plate; 11: the first through holes; 21: choke structure; 22: the doorframe contact site;
23: the second through holes; 31: hold the limit groove; 32: buckle structure; 33: third through-hole; 100: the fire door assembly;
200: body of heater; 201: the body of heater contact site; 211: extension board; 212: intercepter; 213: choke groove;
300: the door-hinge plate; 400: micro-wave oven; 2021: the first plates; 2022: the second plates; 2124: chokes sections.
The specific embodiment
The below describes embodiment of the present utility model in detail, and the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or the element with identical or similar functions from start to finish.Be exemplary below by the embodiment that is described with reference to the drawings, only be used for explaining the utility model, and can not be interpreted as restriction of the present utility model.
in description of the present utility model, it will be appreciated that, term " " center ", " vertically ", " laterally ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of indications such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second " only are used for describing purpose, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the present utility model, except as otherwise noted, the implication of " a plurality of " is two or more.
In description of the present utility model, need to prove, unless clear and definite regulation and restriction are separately arranged, term " installation ", " being connected ", " connection " should be done broad understanding, for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be also to be electrically connected to; Can be directly to be connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand the concrete meaning of above-mentioned term in the utility model.
Below with reference to the fire door assembly 100 that be used for micro-wave oven of Fig. 1-Fig. 5 description according to the utility model embodiment, this fire door assembly 100 is located at the front side of microwave oven body 200, is used to open or close body of heater 200.
As Figure 1-Figure 4, the fire door assembly 100 that is used for micro-wave oven according to the utility model first aspect embodiment comprises: housing 1, doorframe 2 and cover plate 3.Wherein, the rear side of housing 1 opens wide.Doorframe 2 removably is located in housing 1, is formed with the choke structure 21 for shield microwaves on the periphery of doorframe 2.Choke structure 21 comprises: extension board 211 and intercepter 212.Wherein, extension board 211 stretches out from the front surface of doorframe 2.the cross section of intercepter 212 is roughly L-shaped, and intercepter 212 comprises the first plate 2121 and the second plate 2122, the first plate 2121 extends along the direction away from housing 1 from the neighboring of extension board 211, the second plate is substantially vertical with the first plate 2121 and extend towards doorframe 2 centers from the free end of the first plate 2121, the cross-section lengths of the first plate 2121 is L1, the cross-section lengths of the second plate 2122 is L2, L1+L2 is configured to: λ 4＜L1+L2＜λ 3, wherein, λ is the microwave wavelength in micro-wave oven, wherein extension board 211, limit choke groove 213 between the outer surface of intercepter 212 and doorframe 2.Cover plate 3 removably is located at the rear side of doorframe 2 to cover choke structure 21.
That is to say, fire door assembly 100 mainly comprises housing 1, doorframe 2 and cover plate 3 three parts.For example in the example of Fig. 1, the central authorities of housing 1 are formed with runs through its first through hole 11 along fore-and-aft direction, the shape of the first through hole 11 is roughly rectangular, the first through hole 11 places are provided with clear glass spare (scheming not shown), on doorframe 2, the position of corresponding the first through hole 11 is formed with the second through hole 23, the second through hole 23 places are provided with and are with foraminate plate (scheming not shown), and by the clear glass spare of housing 1 central authorities and the plate on doorframe 2, the user can observe the cooking status of food in micro-wave oven.
As shown in Figure 2, the rear surface of doorframe 2 is provided with the doorframe contact site 22 of annular, this doorframe contact site 22 and the second coaxial setting of through hole, doorframe contact site 22 are used for fitting to prevent with the body of heater contact site 201 that is positioned at body of heater 200 front sides the microwave leakage of micro-wave oven.In the example of Fig. 1, Fig. 3 and Fig. 5, protrude and the annular framework that forms backward the rear surface from doorframe 2 that doorframe contact site 22 is integrated, after fire door assembly 100 assembles, the rear surface that cover plate 3 can slightly be protruded in the rear surface of doorframe 2 to be fitting tightly with body of heater contact site 201, thereby can avoid microwave from the slot leakage between doorframe contact site 22 and body of heater contact site 201 out.The outside of doorframe contact site 22 is formed with the choke structure 21 with shield microwaves.The central authorities of cover plate 3 are formed with runs through its third through-hole 33 along fore-and-aft direction, the size of third through-hole 33 should make doorframe contact site 22 can pass third through-hole 33.
In the example of Fig. 1-Fig. 3, choke structure 21 comprises extension board 211 and intercepter 212, and intercepter 212 comprises the first plate 2121 and the second plate 2122.The sidewall that is positioned at the outside of the doorframe contact site 22 of extension board 211 from the doorframe 2 stretches out, angle between the sidewall of extension board 211 and doorframe contact site 22 roughly is 90 °, the first plate 2121 from the free end of extension board 211 extend back and and extension board 211 between angle roughly be 90 °, the second plate 2122 namely extends towards the direction of doorframe 2 central authorities inwards from the free end of the first plate 2121, the second plate 2122 extends to the sidewall that is positioned at the outside near the doorframe contact site 22 on doorframe 2, and the angle between the second plate 2122 and the first plate 2121 roughly is 90 °.Jointly limit the choke groove 213 for shield microwaves between the sidewall in the outside of the doorframe contact site 22 on doorframe 2, extension board 211, intercepter 212.Be respectively rounding off between extension board 211 and the first plate 2121 and between the outer surface of extension board 211 and doorframe 2.
In one of them example of the present utility model, as shown in Figure 1, the front surface of cover plate 3 is provided with along what its periphery extended back and holds limit groove 31, wherein, when cover plate 3 and doorframe 2 cooperation, choke structure 21 is contained in and holds in limit groove 31, in other words, hold limit groove 31 and wrap choke structure 21, and be formed with the buckle structure 32 that coordinates with housing 1 on cover plate 3.Thus, by choke structure 32 being contained in holding in limit groove 31 on cover plate 3, saving the space and effectively reduce packaging volume, by buckle structure 32 is set on cover plate 3, cover plate 3 can be located on housing 1 securely.Wherein, this buckle structure 32 can be one or more.
Be understandable that, the quantity of buckle structure 32 can require to arrange according to practical set, to satisfy better matching requirements.Certainly, the utility model is not limited to this, and in other examples of the present utility model, the assembling mode that also can adopt other for example bolt connects so that cover plate 3 is located on housing 1.
As shown in Figure 4, for effectively prevent in micro-wave oven microwave leakage out, according to transmission-wire terminal short-circuit impedance shift theory, L1+L2 is configured to: λ 4＜L1+L2＜λ 3, wherein, λ is the microwave wavelength in micro-wave oven.When microwave between 5.5 ~ 6GHz frequency range, take the microwave of 5.8GHz frequency range as example, wavelength X=51.7mm, this moment 12.925mm＜L1+L2＜17.23mm, compare with the structural corresponding size of conventional choke, size is little nearly one times, not yielding, thereby need not increase reinforced hole or reinforcement.Thus, the surrounding of doorframe 2 can present very high impedance, thereby makes slot leakage microwave out between the body of heater contact site 201 of doorframe contact site 22 from the doorframe 2 and microwave oven body 200 when running into choke groove 213, and microwave is blocked.
According to the fire door assembly 100 for micro-wave oven of the present utility model, by the periphery at doorframe 2, choke structure 21 is set, by choke groove 213 is set, consist of the path that is high impedance in microwave transmission, slot leakage between doorframe contact site 22 when microwave from the doorframe 2 and the body of heater contact site 201 of microwave oven body 200 is out the time, microwave can be reflected after each wall via choke groove 213, thereby has effectively avoided the leakage of microwave in micro-wave oven.Thereby this kind design makes the strict contact that does not need between doorframe contact site 22 and body of heater contact site 201 mechanically, thereby greatly reduces the requirement to machining accuracy, even and use for a long time shield effectiveness also can not descend.
As shown in Figure 4, the distance between the outer surface of the free end of the second plate 2122 and doorframe 2 is G1, and in other words, the distance between the outside wall surface of the sidewall of the free end of the second plate 2122 and doorframe contact site 22 is G1.Particularly, the scope of G1 is 0.1 λ ~ 0.15 λ.
In an embodiment of the present utility model, the width vertical with its length direction of extension board 211 is L3, that is to say, the distance between the outside wall surface of the sidewall of doorframe contact site 22 and the first plate 2121 is L3.Described L3 is configured to: L3=λ 4, wherein, λ is the microwave wavelength in described micro-wave oven.
As shown in Figure 3, be provided with along the isolated a plurality of breach 2123 of its length direction the junction that breach 2123 runs through the second plate 2122 and runs through the part of the first plate 2121 and end at contiguous the first plate 2121 and extension board 211 on intercepter 212.For example in the example of Fig. 2 and Fig. 3, a plurality of breach 2123 are formed uniformly on intercepter 212, being a plurality of breach 2123 is divided into a plurality of chokes section 2124 with intercepter 212, breach 2123 run through the second plate 2122 fully and run through the first plate 2121 a part and and extension board 211 between keep certain distance, thus, can realize micro-wave screening effect good in the broad frequency band scope.
As shown in Figure 3, the length of breach 2123 is W2, that is to say, breach 2123 length in the longitudinal direction is W2, and namely W2 is the width of breach 2123, and the scope of W2 is 0.1 λ ~ 0.2 λ.The degree of depth that breach 2123 runs through the part of the first plate 2121 is W3, and W3 is configured to: W3=L1/2.Distance between adjacent breach 2123 is W=W1+W2, and wherein, the width of chokes section 2124 is W1, and the scope of W1 is 0.15 λ ~ 0.3 λ.Wherein, λ is the microwave wavelength in micro-wave oven.
As shown in Figure 5, the micro-wave oven 400 according to the utility model second aspect embodiment comprises: body of heater 200 and according to the fire door assembly 100 that is used for micro-wave oven of above-mentioned first aspect.Wherein, the front side of body of heater 200 is opened wide, and body of heater 200 inside limit the accommodating chamber for the treatment of cooking food be used to holding.Fire door assembly 100 is located at the front side of body of heater 200 pivotly to open or close body of heater 200.
In an embodiment of the present utility model, this micro-wave oven 400 further comprises: door-hinge plate 300.Body of heater 200 and fire door assembly 100 limit jointly be used to the spatial accommodation that holds door-hinge plate 300.Fire door assembly 100 is connected on body of heater 200 pivotly by door-hinge plate 300.In the example of Fig. 5, door-hinge plate 300 has two, and is located at respectively the top and bottom of body of heater 200 front side lefts.Be understandable that, the quantity of door-hinge plate 300 can be according to the actual requirement setting, to satisfy better actual requirement.
According to micro-wave oven 400 of the present utility model, by fire door assembly 100 is set, the microwave of 5.5 ~ 6GHz frequency range is had good shield effectiveness, thereby effectively avoid in micro-wave oven microwave leakage out, and then human body is worked the mischief.In addition, this fire door assembly 100 is simple in structure, and size is little, not yielding and convenient processing.
Be all known according to other configuration examples of the micro-wave oven 400 of the utility model embodiment for those of ordinary skills as magnetron and control circuit etc. and operation, be not described in detail here.
In the description of this specification, the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the characteristics of this embodiment or example description.In this manual, the schematic statement of above-mentioned term not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or characteristics can be with suitable mode combinations in any one or more embodiment or example.
Although illustrated and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: in the situation that do not break away from principle of the present utility model and aim can be carried out multiple variation, modification, replacement and modification to these embodiment, scope of the present utility model is limited by claim and equivalent thereof.
Claims (8)
1. a fire door assembly that is used for micro-wave oven, is characterized in that, comprising:
Housing, the rear side of described housing opens wide;
Doorframe, described doorframe removably are located in described housing, are formed with the choke structure for shield microwaves on the periphery of described doorframe, and described choke structure comprises:
Extension board, described extension board stretches out from the front surface of described doorframe;
Intercepter, described intercepter is roughly L-shaped and comprise the first plate and the second plate, described the first plate extends along the direction away from housing from the neighboring of described extension board, described the second plate is substantially vertical with described the first plate and extend towards described doorframe center from the free end of described the first plate, the cross-section lengths of described the first plate is L1, the cross-section lengths of described the second plate is L2, and L1+L2 is configured to:
λ4<L1+L2<λ3
Wherein, λ is the microwave wavelength in described micro-wave oven;
Limit choke groove between the outer surface of wherein said extension board, intercepter and described doorframe; And
Cover plate, described cover plate removably are located at the rear side of described doorframe to cover described choke structure.
2. the fire door assembly for micro-wave oven according to claim 1, is characterized in that, the distance between the free end of described the second plate and the outer surface of described doorframe is G1, and the scope of described G1 is 0.1 λ ~ 0.15 λ.
3. the fire door assembly for micro-wave oven according to claim 2, is characterized in that, the width vertical with its length direction of described extension board is L3, and described L3 is configured to:
L3=λ4
Wherein, λ is the microwave wavelength in described micro-wave oven.
4. the described fire door assembly for micro-wave oven of any one according to claim 1-3, it is characterized in that, described intercepter is provided with along the isolated a plurality of breach of its length direction, the junction that described breach runs through described the second plate and runs through the part of described the first plate and end at contiguous described the first plate and described extension board.
5. the fire door assembly for micro-wave oven according to claim 4, is characterized in that, described a plurality of breach are formed uniformly on described intercepter.
6. the fire door assembly for micro-wave oven according to claim 5, is characterized in that, the length of described breach is W2, and the scope of described W2 is 0.1 λ ~ 0.2 λ,
The degree of depth that described breach runs through the part of the first plate is W3, and described W3 is configured to: W3=L1/2,
Distance between adjacent described breach is W=W1+W2, and wherein, the scope of described W1 is 0.15 λ ~ 0.3 λ,
Wherein, λ is the microwave wavelength in described micro-wave oven.
7. the fire door assembly for micro-wave oven according to claim 1, it is characterized in that, the front surface of described cover plate is provided with along what its periphery formed and holds the limit groove, and wherein said choke structure is contained in described holding in the groove of limit, and is formed with the buckle structure that coordinates with described housing on described cover plate.
8. a micro-wave oven, is characterized in that, comprising:
Body of heater, the front side of described body of heater is opened wide; With
According to claim 1, the described fire door assembly for micro-wave oven of any one in-7, described fire door assembly is located at the front side of described body of heater pivotly to open or close described body of heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220629724 CN202973238U (en) | 2012-11-23 | 2012-11-23 | Furnace door assembly for microwave oven and microwave oven with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220629724 CN202973238U (en) | 2012-11-23 | 2012-11-23 | Furnace door assembly for microwave oven and microwave oven with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202973238U true CN202973238U (en) | 2013-06-05 |
Family
ID=48514306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220629724 Withdrawn - After Issue CN202973238U (en) | 2012-11-23 | 2012-11-23 | Furnace door assembly for microwave oven and microwave oven with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202973238U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103836684A (en) * | 2012-11-23 | 2014-06-04 | 美的集团股份有限公司 | Oven door assembly for microwave oven and microwave oven including oven door assembly |
-
2012
- 2012-11-23 CN CN 201220629724 patent/CN202973238U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103836684A (en) * | 2012-11-23 | 2014-06-04 | 美的集团股份有限公司 | Oven door assembly for microwave oven and microwave oven including oven door assembly |
| CN103836684B (en) * | 2012-11-23 | 2016-10-12 | 美的集团股份有限公司 | For the fire door assembly of microwave oven and the microwave oven with it |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103836684A (en) | Oven door assembly for microwave oven and microwave oven including oven door assembly | |
| US20160330802A1 (en) | Multiple cavity microwave oven door | |
| US2716694A (en) | Combination electric and ultra-high frequency heating apparatus | |
| CN202973238U (en) | Furnace door assembly for microwave oven and microwave oven with same | |
| CN101749760B (en) | Waveguide component installation structure of microwave oven | |
| CN108696958A (en) | A kind of double source double frequency micro-wave oven | |
| CN206001547U (en) | Microwave oven | |
| CN103050760A (en) | Dielectric resonator and assembly method thereof and dielectric filter | |
| CN101598356B (en) | Shimming device for multiple output ports of microwave oven | |
| CN103604143B (en) | Bifrequency door of microwave oven and bifrequency micro-wave oven | |
| CN102474927B (en) | A wave choke system for an oven door of a microwave oven | |
| CN203223953U (en) | Household microwave oven | |
| CN208353645U (en) | A kind of double source double frequency micro-wave oven | |
| CN103062810A (en) | Microwave oven | |
| CN210840114U (en) | Microwave heating antenna | |
| CN209170818U (en) | Electronic equipment with anti-electromagnetic interference capability | |
| CN203024205U (en) | Microwave oven | |
| CN201488057U (en) | Multi-output-port shimming plate of microwave oven | |
| CN205142565U (en) | Microwave oven cavity and semiconductor microwave oven | |
| CN203642253U (en) | Dual-frequency microwave oven door and dual-frequency microwave oven | |
| CN204534705U (en) | Split type cooking pot | |
| CN116182458B (en) | Embedded refrigerator | |
| CN221381209U (en) | Cooking utensil | |
| CN100398912C (en) | Microwave oven | |
| CN219555185U (en) | Waveguide and microwave cooking utensil |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130605 Effective date of abandoning: 20161012 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |