CN101213406A - Device for preventing leakage of microwave for microwave oven - Google Patents

Device for preventing leakage of microwave for microwave oven Download PDF

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Publication number
CN101213406A
CN101213406A CNA2006800239622A CN200680023962A CN101213406A CN 101213406 A CN101213406 A CN 101213406A CN A2006800239622 A CNA2006800239622 A CN A2006800239622A CN 200680023962 A CN200680023962 A CN 200680023962A CN 101213406 A CN101213406 A CN 101213406A
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CN
China
Prior art keywords
heater
peristome
culinary art
assembly
art chamber
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Granted
Application number
CNA2006800239622A
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Chinese (zh)
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CN101213406B (en
Inventor
朴光龙
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Electronics Inc
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LG Electronics Inc
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Publication date
Priority claimed from KR1020050062956A external-priority patent/KR20070008044A/en
Application filed by LG Electronics Inc filed Critical LG Electronics Inc
Priority claimed from PCT/KR2006/002745 external-priority patent/WO2007008038A1/en
Publication of CN101213406A publication Critical patent/CN101213406A/en
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Publication of CN101213406B publication Critical patent/CN101213406B/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C7/00—Stoves or ranges heated by electric energy
    • F24C7/08—Arrangement or mounting of control or safety devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C7/00—Stoves or ranges heated by electric energy
    • F24C7/02—Stoves or ranges heated by electric energy using microwaves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C7/00—Stoves or ranges heated by electric energy
    • F24C7/04—Stoves or ranges heated by electric energy with heat radiated directly from the heating element
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C7/00—Stoves or ranges heated by electric energy
    • F24C7/06—Arrangement or mounting of electric heating elements
    • 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

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Electric Ovens (AREA)

Abstract

The present invention relates to a device for preventing microwave leakage for a microwave oven. The present invention comprises a cavity assembly formed with an opening portion through which heating energy generated in an energy generating means is supplied into a cooking chamber provided within the cavity assembly; a cover provided on a side of the cavity assembly to cover the opening portion; and a choke member provided between the cavity assembly and the cover to prevent microwave supplied into the cooking chamber from leaking through a gap between the cavity assembly and the cover. According to the present invention, there is an advantage in that microwave is effectively prevented from leaking through a gap, which is formed when installing a heating means for providing a heating source in addition to the microwave.

Description

Be used to prevent the device of the microwave leakage of micro-wave oven
Technical field
The present invention relates to a kind of micro-wave oven, more specifically relate to a kind of device of microwave leakage of the micro-wave oven that is used to prevent wherein to have installed heater assembly, its microwave that can prevent to be applied to the culinary art chamber leaks into the outside via the periphery of porous portion.
Background technology
Usually, thus micro-wave oven is a kind of cook utensil that is used for cooking food in the culinary art chamber that is applied to by the microwave that multiple electronic unit is produced.Recently, rendered to market with the micro-wave oven of cooking multiple food a kind of except microwave, also having as the heater of thermal source.
Fig. 8 shows the three-dimensional exploded view according to the major part of the micro-wave oven of prior art.
As shown in the figure, culinary art chamber 711 is arranged in the cavity of microwave oven assembly 710.In addition, be provided with porous portion 715 on the upper plate 713 of cavity assembly 710 with in corresponding that face of top board of cooking chamber 711.Porous portion 715 in the form of a substantially rectangular shape form and form and have a plurality of holes that penetrate upper plate 713.
In addition, heat guard 717 is installed on the upper surface of upper plate 713.Heater peristome 718 be formed on the heat guard 717 with porous portion 715 corresponding those parts in.Light that produces in heater assembly 721 and/or heat are fed in the culinary art chamber 711 via heater peristome 718.
And, heater pedestal 719 be arranged on the heat guard 717 with corresponding that part of the interior circumferential portion of heater peristome 718 on.Heater pedestal 719 is parts of fixed heater assembly 721.Heater pedestal 719 is configured as the rectangle frame form, and the extension rib 19R that extends down is arranged on the interior circumferential portion of heater pedestal 719.
Heater pedestal 719 assembles with heater assembly 721.Heater assembly 721 is by being taken the food in the heating cooking chamber 711 by light that electric power produced that puts on heating component 721 and/or heat.Heater assembly 721 is provided with a pair of heater H 7 and the H7 ' that is used for mainly producing light and/or heat.Heater H 7 and H7 ' can be made of for example halogen heater and ceramic heater.
Heater H 7 and H7 ' are respectively fixed to the upper surface of heater support 723.The heater support 723 that is configured as the rectangle frame form is fixed on the heater pedestal 719 together with the heater H 7 and the H7 ' on surface fixed thereon.
Be provided with reflecting plate 725 in the top of heater H 7 and H7 '.Reflecting plate 725 is used for the light of heater H 7 and H7 ' and/or hot internal reflection towards culinary art chamber 711.Reflecting plate 725 is provided with a plurality of air vent 725H.Air vent 725H allows the part of the air-flow that produces from cooling fan assembly (figure does not show) to be introduced into via air vent and is used for cooling off heater H 7 and H7 '.
In addition, a pair of radome 727 and 729 is arranged on the top of reflecting plate 725.Radome 727 and 729 is used for preventing that the microwave that is produced and be applied to culinary art chamber 711 by electronic unit from leaking into the outside via porous portion 715.Unaccounted Reference numeral S7 refers to the screw that is used for heater assembly 721 is fixed to heater pedestal 719.
Yet, have following problem according to the micro-wave oven of above prior art.
In the prior art, in order to prevent that the microwave that is applied in the culinary art chamber 711 from leaking into the outside and being provided with a plurality of radomes 727 and 729 via porous portion 715.Yet, only exist and can not fully prevent the shortcoming that microwave leaks via porous portion 715 by radome 727 and 729.
Summary of the invention
[technical problem]
The present invention is in order to solve aforesaid the problems of the prior art in conception.The purpose of this invention is to provide a kind of device that is used to prevent the microwave leakage of micro-wave oven, it is configured in order to prevent to be fed to the leakage of the microwave in the culinary art chamber.
Another object of the present invention provides a kind of device that is used to prevent the microwave leakage of micro-wave oven, and it is configured to prevent microwave leakage with simple structure.
[technical scheme]
In order to realize these purposes, according to an aspect of the present invention, a kind of device that is used to prevent the microwave leakage of micro-wave oven is provided, comprise: be formed with the cavity assembly of peristome, the heat energy that produces in energy producing unit is fed in the culinary art chamber that is arranged in the cavity assembly by described peristome; Cover, it is arranged on the side of cavity assembly in order to cover peristome; And obstruction member, its be arranged between cavity assembly and the cover in order to prevent to be fed in the culinary art chamber microwave via the cavity assembly with cover between clearance leakage.
According to a further aspect in the invention, provide a kind of device that is used to prevent the microwave leakage of micro-wave oven, comprising: the cavity assembly, wherein be provided with the culinary art chamber and it is formed with peristome, heat energy is fed in the culinary art chamber by described peristome; Energy producing unit, it is installed in the top part of peristome and produces via peristome and is fed to the heat energy of cooking in the chamber; And obstruction member, it is arranged between the one side and energy producing unit of cavity assembly, and the microwave that described obstruction member prevents to be applied in the culinary art chamber arrives outside via the clearance leakage between cavity assembly and the energy producing unit.
According to another aspect of the invention, provide a kind of device that is used to prevent the microwave leakage of micro-wave oven, comprising: cavity assembly, its inside are provided with on culinary art chamber and its upper surface and are formed with porous portion; Heat guard, it is installed on the upper surface of cavity assembly and is provided with the corresponding peristome with porous portion; Energy producing unit, it is installed in the top part of peristome and produces via peristome and porous portion and is fed to the heat energy of cooking in the chamber; And obstruction member, it is arranged between heat guard and the energy producing unit, and the microwave that prevents to be applied in the culinary art chamber arrives outside via the clearance leakage between cavity assembly and the energy producing unit.
Preferably, energy producing unit is to comprise being used for supplying the light that supplies to the culinary art chamber or the heater assembly of at least one heater of heat.
More preferably, obstruction member is formed with and the corresponding hollow bulb of peristome, and the interior circumferential portion of hollow bulb is provided with blocking part, and blocking part is formed by a plurality of barriers and the recess that sequentially are arranged alternately with predetermined space.
In accordance with a further aspect of the present invention, a kind of device that is used to prevent the microwave leakage of micro-wave oven is provided, comprise: cavity assembly, its inside are provided with and are formed with the heater peristome on culinary art chamber, its surface and are provided with blocking part in order to prevent to be fed to the leakage of the microwave in the culinary art chamber in the interior circumferential portion of heater peristome; And heater assembly, its upper part and generation that is installed in the heater peristome is fed to the heat energy of cooking in the chamber.
According to another again aspect of the present invention, a kind of device that is used to prevent the microwave leakage of micro-wave oven is provided, comprising: the cavity assembly wherein is provided with on culinary art chamber and its surface and is formed with porous portion; Heat guard, it is installed on that surface of the porous portion that is formed with of cavity assembly, be formed with corresponding heater peristome, and the interior circumferential portion of heater peristome is provided with blocking part in order to prevent to be fed to the leakage of the microwave in the culinary art chamber with porous portion; And heater assembly, it is installed on the top part of heater peristome and produces the heat energy that is fed in the culinary art chamber.
Preferably, the interior circumferential portion of heater peristome also is provided with the heater pedestal that is configured as the rectangle frame form, and heater assembly is fixed on the heater pedestal, and blocking part is installed to the interior circumferential portion of heater pedestal.
According to another again aspect of the present invention, a kind of device that is used to prevent the microwave leakage of micro-wave oven is provided, comprising: the cavity assembly, wherein be provided with the culinary art chamber and be formed with the heater peristome in its surface, and the heater peristome with cook the chamber and be communicated with; And heater assembly, it is installed on the top part of heater peristome, produces the heat energy be fed in the culinary art chamber, and is provided with and is used for preventing to be fed to the blocking part of the microwave of culinary art chamber via the clearance leakage between cavity assembly and the heater assembly.
Preferably, heater assembly comprises: at least one heater that is used to produce light or heat; Heater support, it is fixed on the surface of cavity assembly together with heater fixed thereon; And reflecting plate, be used for the light of heater or heat reflection to the culinary art chamber; And blocking part and heater support or reflecting plate form as one.
More preferably, heater assembly comprises: at least one heater that is used to produce light or heat; Heater support, it is fixed on the surface of cavity assembly together with heater fixed thereon; Reflecting plate is used for the light of heater or heat reflection to the culinary art chamber; And covering member, be used to cover heater peristome and heater, heater support and reflecting plate; And blocking part and covering member form as one.
According to another again aspect of the present invention, a kind of device that is used to prevent the microwave leakage of micro-wave oven is provided, comprising: the cavity assembly wherein is provided with culinary art chamber and food and heats in the culinary art chamber; Heater assembly, it is formed on the side of cavity assembly to be fed to via the peristome that is communicated with the culinary art chamber in order to light that will be used for heat food or heat cooks the chamber; And prevent leakage device, be used to prevent that microwave is via the clearance leakage between cavity assembly and the heater assembly.
Preferably, prevent that leakage device from being obstruction member, obstruction member is arranged between cavity assembly and the heater assembly and comprises the blocking part that is used to prevent microwave leakage, and blocking part is formed by a plurality of barriers and the recess that sequentially are arranged alternately with predetermined space.
More preferably, prevent that leakage device from being the blocking part that is installed on the heater pedestal that is used for fixing heater assembly, blocking part is formed by a plurality of barriers and the recess that sequentially are arranged alternately with predetermined space.
More preferably, heater pedestal is fixed on the heat guard that is arranged on the cavity assembly surface.
More preferably, prevent that leakage device from being the blocking part that is installed on the heater assembly and is formed by a plurality of barriers that sequentially are arranged alternately with predetermined space and recess.
More preferably, heater assembly comprises: at least one heater that is used to produce light or heat; Heater support, it is fixed on the surface of cavity assembly together with heater fixed thereon; Reflecting plate is used for the light of heater or heat reflection to the culinary art chamber; And covering member, be used to cover heater peristome and heater, heater support and reflecting plate; And one of them and blocking part that blocking part is installed to heater support, reflecting plate and covering member are formed by a plurality of barriers and the recess that sequentially are arranged alternately with predetermined space.
[beneficial effect]
According to the device that is used to prevent the microwave leakage of micro-wave oven of the present invention, can expect following advantage.
According to the present invention,, between cavity assembly and heater assembly, be provided with the obstruction member of blocking part in order to prevent to be fed to microwave in the culinary art chamber via the clearance leakage between cavity assembly and the heater assembly.Therefore, more can guarantee to use the stability of microwave, therefore improve process reliability as the micro-wave oven of main heating source.
In addition, in the present invention, blocking part is not arranged in the independent obstruction member, but can with cavity assembly or heating component in any one form as one.So, can prevent that microwave leakage is to the production cost of cooking the outside of chamber and having reduced the production man-hours requirement simultaneously and having reduced processing with simpler structure.
Description of drawings
Fig. 1 shows the three-dimensional exploded view that has according to the major part of the micro-wave oven of first embodiment of the device that is used to prevent microwave leakage of the present invention;
Fig. 2 shows the stereogram of the obstruction member of first embodiment of the invention;
Fig. 3 shows the three-dimensional exploded view that has according to the major part of the micro-wave oven of second embodiment of the device that is used to prevent microwave leakage of the present invention;
Fig. 4 shows the three-dimensional exploded view that has according to the major part of the micro-wave oven of the 3rd embodiment of the device that is used to prevent microwave leakage of the present invention;
Fig. 5 shows the three-dimensional exploded view that has according to the major part of the micro-wave oven of the 4th embodiment of the device that is used to prevent microwave leakage of the present invention;
Fig. 6 shows the three-dimensional exploded view that has according to the major part of the micro-wave oven of the 5th embodiment of the device that is used to prevent microwave leakage of the present invention;
Fig. 7 shows the three-dimensional exploded view that has according to the major part of the micro-wave oven of the 6th embodiment of the device that is used to prevent microwave leakage of the present invention; And
Fig. 8 shows the three-dimensional exploded view according to the major part of the micro-wave oven of prior art.
The specific embodiment
[best mode]
Hereinafter, describe preferred implementation with reference to the accompanying drawings in detail according to the device of the microwave leakage that is used to prevent micro-wave oven of the present invention.
Fig. 1 shows the three-dimensional exploded view that has according to the major part of the micro-wave oven of first embodiment of the device that is used to prevent microwave leakage of the present invention, and Fig. 2 shows the stereogram of the obstruction member of first embodiment of the invention.
As shown in the figure, the culinary art chamber 111 that optionally opens and closes by door (figure does not show) is arranged in the cavity of microwave oven assembly 110.The porous portion 115 of shape form is arranged in the upper plate 113 of cavity assembly 110 to have a plurality of holes that penetrate upper plate 113 in the form of a substantially rectangular.
Porous portion 115 allows the light of the heater assembly 121 that will be described below and/or heat to be fed in the culinary art chamber 111 via porous portion 115.At this moment, considering that the characteristics such as wavelength that are fed to the microwave of culinary art in the chamber 111 are designed to each hole of porous portion 115 to have prevents that microwave leakage from arriving outside diameter.
Heat guard 117 is installed on the upper plate 113 of cavity assembly 110.Heater peristome 118 is formed in the part of heat guard 117, promptly with porous portion 115 corresponding those parts in.Light that produces in heater assembly 121 and/or heat are fed in the culinary art chamber 111 via heater peristome 118.Heater peristome 118 forms the 115 corresponding rectangular shapes with porous portion.
In addition, heater pedestal 119 be arranged on the upper plate 113 with heater peristome 118 corresponding those parts on.Heater pedestal 119 is used for installing heater assembly 121.Heater pedestal 119 is configured as the form of rectangle frame.And the extension rib 119R that extends down with predetermined length is arranged on the interior circumferential portion of heater pedestal 119.
Heater pedestal 119 assembles with heater assembly 121.Heater assembly 121 produces predetermined energy, as the thermal source except that microwave.For example, heater assembly 121 is provided with heater, lamp etc., be used for by it being provided electric power produce light and/or heat, and light and/or heat is loaded in the thermal source of the food in the culinary art chamber 111 as heating.In the present invention, using heater assembly 121 is that intention comprises that all being used to except microwave produces the device of energy that can heat food.
Heater assembly 121 is provided with heater H 1 and H1 ', is used for by it being provided electric power produce light and/or heat.In the present invention, can use heater such as any kind of Halogen lamp LED or ceramic heater as heater H 1 and H1 ', as long as by it being provided electric power just can make it produce light or heat.Heater H 1 and H1 ' are fixed on the upper surface of the heater support 123 that is configured as the rectangle frame form.Upper surface, adjacent heater peristome 118 that heater support 123 is installed to heat guard 117 together with the heater H 1 and the H1 ' on surface fixed thereon.
Reflecting plate 125 is arranged on the top of heater H 1 and H1 '.Being mounted to the reflecting plate 125 that impales heater H 1 and H1 ' from the top is used for the light and/or the heat of heater H 1 and H1 ' generation are reflexed in the culinary art chamber 111 via heater peristome 118 and porous portion 115.In addition, reflecting plate 125 is formed with a plurality of air vent 125H that are used to cool off heater H 1 and H1 '.
Porous portion 115 realizes that simultaneously the light and heat that allows to produce enters into the function of culinary art chamber 111 and prevents to be fed to the microwave leakage of culinary art chamber to outside function in heater.That is, be designed to suitable size, can prevent to have the leakage of the microwave of predetermined wavelength by circular port with porous portion 115.Such porous cage structure itself is applied to the devices such as door of micro-wave oven.And the microwave that leaks from porous portion 115 is stopped more safely by the following obstruction member of the present invention 131 that will describe.
In addition, a pair of radome 127 and 129 is installed in the top of reflecting plate 125.The microwave that radome 127 and 129 prevents to be applied in the culinary art chamber 111 leaks via porous portion 115 and heater peristome 118.
Simultaneously, obstruction member 131 is arranged between heat guard 117 and the heater assembly 121.Obstruction member 131 is installed on the heater pedestal 119 of heat guard 117, thereby the clearance leakage between to prevent to be applied to microwave in the culinary art chamber 111---be heater peristome 118---via heater assembly 121 and heater pedestal 119 is to the outside.
Shown in Fig. 2 was concrete, obstruction member 131 formed rectangular shape and is used to cover heater peristome 118.In obstruction member 131, form hollow bulb 133.Light and/or heat that hollow bulb 133 allows to produce in heater H 1 and H1 ' are fed in the culinary art chamber 111.
The shape and size that hollow bulb 133 forms are corresponding with heater peristome 118.And blocking part 135 is arranged on the interior circumferential portion of hollow bulb 133.Blocking part 135 extends down from the interior circumferential portion of hollow bulb 133.When obstruction member 131 during with heater pedestal 119 couplings connection, blocking part 135 is inserted in the peristome 118 of heater pedestal 119 and the contiguous rib 119R location of extending.
Blocking part 135 formed and include rectangle protuberance (barriers) and the recess that sequentially is arranged alternately with predetermined space on the interior week of hollow bulb 133.Prevent that by blocking part 135 microwave leakage from being known, therefore will omit detailed description.
Be applied between the size of the barriers on the door and the barriers is to rely on the wavelength of microwave and the size of peristome to determine at interval.Usually, barriers is designed to make that the width of barriers approximately is between 12.0mm and the barriers is 7.0mm to 8.0mm at interval.Barriers is long more, then can get over and prevent microwave leakage effectively.Yet barriers is usually designed to about 6.5mm.
Therefore, in the present embodiment, considered that the shape and size of heater peristome 118 design blocking part 135.And naturally, the barriers by blocking part 135 and the shape of recess, size etc. can prevent microwave leakage substantially.Yet, because the interior circumferential portion of heater pedestal 119 is provided with the extension rib 119R that extends down, so design blocking part 135 to such an extent that be longer than and extend rib 119R.
And in the present embodiment, thereby obstruction member 133 is arranged between heater pedestal 119 and the heater assembly 121 blocking part 135 is pointed to down.Yet, make blocking part 135 point to up by also obstruction member 133 being mounted to from state Rotate 180 degree illustrated in figures 1 and 2.
Hereinafter, the operation of first embodiment of device that constructed according to the invention being used to prevents the microwave leakage of micro-wave oven will be described in detail.
At first, the heat guard 117 that heater pedestal 119 has been installed in advance therein is assembled to the upper plate 113 of cavity assembly 110.At this moment, in the process that heat guard 117 is installed, the porous portion 115 of upper plate 113 places the position that corresponds to each other with the heater peristome 118 of heat guard 117.
In this state, obstruction member 131 is fixed to heat guard 117, essence is to be fixed on the heater pedestal 119.At this moment, obstruction member 131 is fixed to heat guard 117, makes the blocking part 135 of obstruction member 131 place the zone of porous portion 115 and heater peristome 118.
Then, the heater support 123 that will assemble heater H 1 and H1 ' and reflecting plate 125 in advance places on the heater pedestal 119 and heater peristome 118 corresponding parts.Then, use screw S1 that the upper plate 113 of radome 127 and 129, reflecting plate 125, obstruction member 131, heat guard 117 and cavity assembly 110 is secured to one another, thereby finish assembling.
Simultaneously, after finishing assembling, can prevent that the blocking part 135 of microwave leakage is arranged on the inner surface of heater peristome 118.So in the process of using microwave cooking food in culinary art chamber 111, the blocking part 135 of obstruction member 131 can prevent reliably that microwave is from the clearance leakage between heater peristome 118 and the heater assembly 121.
[embodiment]
Hereinafter, describe second embodiment that is used to prevent the device of microwave leakage according to of the present invention with reference to the accompanying drawings in detail.
Fig. 3 shows the three-dimensional exploded view that has according to the major part of the micro-wave oven of second embodiment of the device that is used to prevent microwave leakage of the present invention.
As shown in the figure, on the upper plate 213 of the cavity assembly 210 that is provided with the culinary art chamber 211 that is used for cooking food, be formed with heater peristome 215.In addition, be provided with heater pedestal 219 with heater peristome 215 corresponding parts on the upper plate 213.
Heater pedestal 219 assembles with heater assembly 221.In the present embodiment, heater assembly 221---and it is identical with the structure of aforementioned first embodiment with 229 structure with H2 ', heater support 223, reflecting plate 225 and radome 227 to be heater H 2.Heater assembly 221 usefulness screw S2 fix.
At this moment, obstruction member 231 is arranged between upper plate 213 and the heater assembly 221, comes down between heater pedestal 219 and heater assembly 221.Be used to prevent to be applied to the microwave leakage of cooking chamber 211 with obstruction member 231 identical in first embodiment.That is, obstruction member 231 is formed with and peristome 215 corresponding hollow bulbs 233.In addition, blocking part 235 extends down from the interior circumferential portion of hollow bulb 233.
That is, compare, omitted porous portion and heat guard in the present embodiment with aforesaid first embodiment.Therefore, with be arranged in the heat guard calandria pedestal different in first embodiment, in this embodiment calandria pedestal 219 is fixed on the upper plate 213, and different with the formation heater peristome in heat guard in first embodiment, in upper plate 213, form heater peristome 215 in this embodiment.In addition, obstruction member 231 is arranged on heater assembly 221 and is arranged between the pedestal 219 in the upper plate 213.
Next, describe the 3rd embodiment that is used to prevent the device of microwave leakage according to of the present invention with reference to the accompanying drawings in detail.
Fig. 4 shows the three-dimensional exploded view that has according to the major part of the micro-wave oven of the 3rd embodiment of the device that is used to prevent microwave leakage of the present invention.
As shown in the figure, the culinary art chamber that optionally opens and closes by door (figure does not show) is set in cavity of microwave oven assembly 310.And the upper plate 313 of cavity assembly 310 is formed with porous portion 315, forms a plurality of holes in this porous portion 315.Porous portion 315 allows the light of the heater assembly 321 that will be described below and/or heat to be fed in the culinary art chamber 311 via porous portion 315.
Upper plate 313 assembles with heat guard 317.Heater peristome 318 is formed in the face of heat guard 317.Heater peristome 318 places the 315 corresponding positions with porous portion when heat guard 317 is installed on the upper plate 313.So the light of heater assembly 321 and/or heat are fed in the culinary art chamber 311 via porous portion 315 and heater peristome 318.
Heater pedestal 319 is installed on the heat guard 317 the corresponding part of interior circumferential portion with heater peristome 318.Heater pedestal 319 is parts of actual installation heater assembly 321.In addition, blocking part 320 is arranged on the interior circumferential portion of heater pedestal 319.Blocking part forms and the identical shape of aforementioned first embodiment, thereby is used for preventing to be applied to the microwave of culinary art chamber 311 via the clearance leakage between heater pedestal 319 and the heater assembly 321.
That is, in the present embodiment, blocking part 320 is not formed on the additional member and is formed on the heater pedestal 319.Therefore different with aforementioned first embodiment, according to present embodiment, be not provided with the additional barriers member of blocking part 320, thus, utilize simpler structure to prevent to be applied to microwave in the culinary art chamber 311 via the clearance leakage between heater pedestal 319 and the heater assembly 321.
In addition, heater pedestal 319 is provided with heater assembly 321.Via heater peristome 318 and porous portion 315 with light and/heater assembly 321 that heat is fed in the culinary art chamber 311 comprises heater H 3 and H3 ', heater support 323, reflecting plate 325 and radome 327 and 329, in these elements and the aforementioned embodiments identical and therefore omission to its description.
Describe the 4th embodiment that is used to prevent the device of microwave leakage according to of the present invention with reference to the accompanying drawings in detail.
Fig. 5 shows the three-dimensional exploded view that has according to the major part of the micro-wave oven of the 4th embodiment of the device that is used to prevent microwave leakage of the present invention.
As shown in the figure, culinary art chamber 411 is arranged in the cavity of microwave oven assembly 410.In addition, porous portion 415 be arranged on the upper plate 413 of cavity assembly 410 with corresponding of the top board of culinary art chamber 411 in.And heat guard 417 is installed on the upper surface of upper plate 413, and heater peristome 418 is formed in the face of heat guard 417.In addition, heat guard 417 is provided with heater pedestal 419, and heater pedestal 419 is provided with the extension rib 419R that circumferential portion is extended in it down.
Heater pedestal 419 assembles with heater assembly 421.Heater assembly 421 comprises a pair of heater H 4 and H4 ', heater support 423, reflecting plate 425 and radome 427 and 429.Because identical in these structures of present embodiment and aforementioned first embodiment will be so will omit detailed description to them.
Yet, in the present embodiment, prevent to be applied to the microwave that is used for heat food in the culinary art chamber 411 is arranged on the edge of heater support 423 via the blocking part 424 of the clearance leakage between heater pedestal 419 and the heater assembly 421 bottom surface.
That is, blocking part 424 forms and makes the barriers of the rectangular shape that extends from the interior circumferential portion of heater support 424 be arranged alternately according to priority with the interval of being scheduled to recess down.Therefore, blocking part 424 places in the heater peristome 418.The shape and size of determining blocking part 424 according to the shape and size of heater peristome 418 are more effectively to prevent microwave leakage.
In other words, in the present embodiment, because blocking part 424 forms as one with heater support 423, so do not need the additional member that blocking part is set in the 3rd embodiment as described above.So, utilize simpler structure to prevent to be applied to the leakage of the microwave in the culinary art chamber 411.
Describe the 5th embodiment that is used to prevent the device of microwave leakage according to of the present invention with reference to the accompanying drawings in detail.
Fig. 6 shows the three-dimensional exploded view that has according to the major part of the micro-wave oven of the 5th embodiment of the device that is used to prevent microwave leakage of the present invention.
As shown in the figure, in the present embodiment, culinary art chamber 511 is arranged in the cavity assembly 510, and porous portion 515 is arranged in the face of upper plate 513 of cavity assembly 510.And the heat guard 517 that is formed with heater peristome 518 is installed on the upper surface of upper plate 513.In addition, heat guard 517 is provided with the heater pedestal 519 that is used for fixing heater assembly 521.
Simultaneously, heater assembly 521 comprises a pair of heater H 5 and H5 ', heater support 523, reflecting plate 525 and radome 527 and 529.In the present embodiment, heater support 523 roughly forms " I " shape.The purpose of doing like this is for the blocking part 528 process heater support 523 that allow will be described below and is placed in the heater peristome 518.Therefore, heater support 523 can be shaped as rectangle frame form of the prior art, and can be formed for allowing the therefrom slit of process of blocking part 528 in reflecting plate 525.
In addition, in the present embodiment, the radome 527 that is positioned at relatively low position in the radome 527 and 529 is provided with blocking part 528.Blocking part 528 is used for preventing to be applied to the microwave that is used for heat food of culinary art chamber 511 via the clearance leakage between heater pedestal 519 and the heater assembly 521.Blocking part 528 extends down from the bottom surface at the edge of radome 527, through the both sides of heater support 523 and place in the heater peristome 518.
That is, in the present embodiment, blocking part 528 forms as one with radome 527.Thereby, as aforesaid the 3rd embodiment and the 4th embodiment, utilize simple structure just can prevent to be applied to the leakage of the microwave in the culinary art chamber 511.
Describe the 6th embodiment that is used to prevent the device of microwave leakage according to of the present invention with reference to the accompanying drawings in detail.
Fig. 7 shows the three-dimensional exploded view that has according to the major part of the micro-wave oven of the 6th embodiment of the device that is used to prevent microwave leakage of the present invention.
As shown in the figure, culinary art chamber 611 is arranged in the cavity of microwave oven assembly 610.The culinary art chamber 611 of heat food optionally opens and closes by door (figure does not show) therein.In addition, the upper plate 613 of cavity assembly 610 is formed with heater peristome 615.Heater peristome 615 cuts away by the part with upper plate 613 and rectangular shaped formation.
In the present embodiment, blocking part 616 is arranged on the interior circumferential portion of heater peristome 615.The microwave that blocking part is used for preventing being applied to culinary art chamber 611 via the clearance leakage between heater peristome 615 and the heater assembly 621 that will be described below to the outside.Blocking part 616 can roughly form as one with upper plate 613.Promptly, in the process of a part with formation heater peristome 615 of cutting upper plate 613, being cut into the corresponding part of interior circumferential portion of heater peristome 615 on the upper plate 613 makes the barriers of rectangular shape and recess be arranged alternately, then that the barriers decurvation is extremely vertical with upper plate 613, form blocking part 616 thus.
Simultaneously, upper plate 613 is provided with heater assembly 621.Light and/or heat that heater assembly 621 will be used for heat food are fed to culinary art chamber 611., comprise that the structure of heater H 6 and H6 ', heater support 623, reflecting plate 625 and radome 627 and 629 heater assembly 621 is identical with the structure of aforementioned first embodiment herein, thereby omitted detailed description them.
The the 3rd to the 5th embodiment also can omit the additional member that has blocking part in the present embodiment as the aforementioned.That is, according to present embodiment, blocking part 616 forms as one with upper plate 613, can prevent the leakage of microwave thus in simple mode.
Scope of the present invention is not restricted to above-mentioned embodiment, but is defined by the claims.Significantly, those of skill in the art can make multiple remodeling and variation in the scope of the present invention that limits by claim.

Claims (17)

1. device that is used to prevent the microwave leakage of micro-wave oven comprises:
Be formed with the cavity assembly of peristome, the heat energy that produces in energy producing unit is fed in the culinary art chamber that is arranged in the described cavity assembly by described peristome;
Cover, it is arranged on the side of described cavity assembly in order to cover described peristome; And
Obstruction member, it is arranged between described cavity assembly and the described cover in order to prevent to be fed to microwave in the described culinary art chamber via the clearance leakage between described cavity assembly and the described cover.
2. device that is used to prevent the microwave leakage of micro-wave oven comprises:
The cavity assembly wherein is provided with the culinary art chamber and it is formed with peristome, and heat energy is fed in the described culinary art chamber by described peristome;
Energy producing unit, it is installed on the top part of described peristome and produces via described peristome and is fed to heat energy in the described culinary art chamber; And
Obstruction member, it is arranged between the one side and described energy producing unit of described cavity assembly, and the microwave that described obstruction member prevents to be applied in the described culinary art chamber arrives outside via the clearance leakage between described cavity assembly and the described energy producing unit.
3. device that is used to prevent the microwave leakage of micro-wave oven comprises:
The cavity assembly wherein is provided with on culinary art chamber and its upper surface and is formed with porous portion;
Heat guard, it is installed on the upper surface of described cavity assembly and is provided with the corresponding peristome with described porous portion;
Energy producing unit, it is installed on the top part of described peristome and produces via described peristome and described porous portion and is fed to heat energy in the described culinary art chamber; And
Obstruction member, it is arranged between described heat guard and the described energy producing unit, and the microwave that described blocking part prevents to be applied in the described culinary art chamber arrives outside via the clearance leakage between described cavity assembly and the described energy producing unit.
4. as each described device in the claim 1 to 3, wherein, described energy producing unit is to comprise being used for producing light or at least one heater of heat or the heater assembly of lamp that is fed to described culinary art chamber.
5. device as claimed in claim 4, wherein, described obstruction member is formed with and the corresponding hollow bulb of described peristome, and the interior circumferential portion of described hollow bulb is provided with blocking part, and described blocking part is formed with a plurality of barriers and the recess that sequentially is arranged alternately with predetermined space.
6. device that is used to prevent the microwave leakage of micro-wave oven comprises:
The cavity assembly wherein is provided with the culinary art chamber, be formed with the heater peristome on the surface of described cavity assembly, and the interior circumferential portion of described heater peristome is provided with blocking part in order to prevent to be fed to the leakage of the microwave in the described culinary art chamber; And
Heater assembly, it is installed in the top part of described heater peristome and generation and is fed to heat energy in the described culinary art chamber.
7. device that is used to prevent the microwave leakage of micro-wave oven comprises:
The cavity assembly wherein is provided with on culinary art chamber and its surface and is formed with porous portion;
Heat guard, it is installed on that surface that is formed with porous portion on the described cavity assembly, described heat guard is formed with the corresponding heater peristome with described porous portion, and the interior circumferential portion of described heater peristome is provided with blocking part in order to prevent to be fed to the leakage of the microwave in the described culinary art chamber; And
Heater assembly, it is installed on the top part of described heater peristome and produces the heat energy that is fed in the described culinary art chamber.
8. as claim 6 or 7 described devices, wherein, the interior circumferential portion of described heater peristome also is provided with the heater pedestal that is configured as the rectangle frame form, and described heater assembly is fixed on the described heater pedestal, and described blocking part is installed to the interior circumferential portion of described heater pedestal.
9. device that is used to prevent the microwave leakage of micro-wave oven comprises:
The cavity assembly wherein is provided with on culinary art chamber and its surface and is formed with the heater peristome, and described heater peristome is communicated with described culinary art chamber; And
Heater assembly, it is installed on the top part of described heater peristome, generation is fed to the heat energy in the described culinary art chamber, and is provided with and is used for preventing to be fed to the blocking part of the microwave of described culinary art chamber via the clearance leakage between described cavity assembly and the described heater assembly.
10. device as claimed in claim 9, wherein, described heater assembly comprises: at least one heater that is used to produce light or heat; Heater support, it is fixed on the surface of described cavity assembly together with described heater fixed thereon; And reflecting plate, be used for the light of described heater or heat reflection to described culinary art chamber; And described blocking part and described heater support or described reflecting plate form as one.
11. device as claimed in claim 9, wherein, described heater assembly comprises: at least one heater that is used to produce light or heat; Heater support, it is fixed on the surface of described cavity assembly together with described heater fixed thereon; Reflecting plate is used for the light of described heater or heat reflection to described culinary art chamber; And covering member, be used to cover described heater opening and described heater, described heater support and described reflecting plate; And described blocking part and described covering member form as one.
12. a device that is used to prevent the microwave leakage of micro-wave oven comprises:
The cavity assembly wherein is provided with culinary art chamber and food and heats in described culinary art chamber;
Heater assembly, it is formed on the side of described cavity assembly and is fed to described culinary art chamber in order to the light or the heat that will be used for heat food via the peristome that is communicated with described culinary art chamber; And
Prevent leakage device, be used to prevent that microwave is via the clearance leakage between described cavity assembly and the described heater assembly.
13. device as claimed in claim 12, wherein, the described leakage device that prevents is an obstruction member, described obstruction member is arranged between described cavity assembly and the described heater assembly and comprises the blocking part that is used to prevent microwave leakage, and described blocking part is formed by a plurality of barriers and the recess that sequentially are arranged alternately with predetermined space.
14. device as claimed in claim 12, wherein, the described leakage device that prevents is the blocking part that is installed on the heater pedestal that is used for fixing described heater assembly, and described blocking part is formed by a plurality of barriers and the recess that sequentially are arranged alternately with predetermined space.
15. device as claimed in claim 14, wherein, described heater pedestal is fixed on the heat guard that is arranged on the described cavity assembly surface.
16. device as claimed in claim 12, wherein, the described leakage device that prevents is the blocking part that a plurality of barriers that are installed on the described heater assembly and sequentially are arranged alternately by predetermined space and recess form.
17. device as claimed in claim 16, wherein, described heater assembly comprises: at least one heater that is used to produce light or heat; Heater support, it is fixed on the surface of described cavity assembly together with described heater fixed thereon; Reflecting plate is used for the light of described heater or heat reflection to described culinary art chamber; And covering member, be used to cover described heater peristome and described heater, described heater support and described reflecting plate; And one of them and the described blocking part that described blocking part are installed to described heater support, described reflecting plate and described covering member are formed by a plurality of barriers and the recess that sequentially are arranged alternately with predetermined space.
CN2006800239622A 2005-07-12 2006-07-12 Device for preventing leakage of microwave for microwave oven Expired - Fee Related CN101213406B (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
KR1020050062956 2005-07-12
KR1020050062954A KR20070008043A (en) 2005-07-12 2005-07-12 Device for preventing leakage of microwave for microwave oven
KR10-2005-0062956 2005-07-12
KR10-2005-0062954 2005-07-12
KR1020050062954 2005-07-12
KR1020050062956A KR20070008044A (en) 2005-07-12 2005-07-12 Device for preventing leakage of microwave for microwave oven
PCT/KR2006/002745 WO2007008038A1 (en) 2005-07-12 2006-07-12 Device for preventing leakage of microwave for microwave oven

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101657049A (en) * 2008-08-20 2010-02-24 松下电器产业株式会社 heating cooker
CN102415212A (en) * 2009-05-29 2012-04-11 伊莱克斯家用产品股份有限公司 A microwave oven with at least one wave choke system

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Publication number Priority date Publication date Assignee Title
KR20220096970A (en) * 2020-12-31 2022-07-07 엘지전자 주식회사 Cooking device

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JPS5843875B2 (en) * 1977-07-11 1983-09-29 松下電器産業株式会社 Heater device for high frequency heating device
KR920014362A (en) * 1990-12-21 1992-07-30 강진구 Electromagnetic shielding structure of turntable driving unit
KR100288933B1 (en) * 1998-11-23 2001-05-02 구자홍 Heater cover of microwave oven using conventional heater
KR20010066585A (en) * 1999-12-31 2001-07-11 구자홍 Reflection Apparatus of Heater for Micro wave Oven
CN2439631Y (en) * 2000-06-22 2001-07-18 海尔集团公司 Micro-wave oven for two sides baking
CN100456899C (en) * 2003-12-12 2009-01-28 乐金电子(天津)电器有限公司 Structure of preventing microwave leakage in casing type microwave oven

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101657049A (en) * 2008-08-20 2010-02-24 松下电器产业株式会社 heating cooker
CN102415212A (en) * 2009-05-29 2012-04-11 伊莱克斯家用产品股份有限公司 A microwave oven with at least one wave choke system
CN102415212B (en) * 2009-05-29 2013-07-10 伊莱克斯家用产品股份有限公司 A microwave oven with at least one wave choke system

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KR20070008043A (en) 2007-01-17

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