CN102635884A - Microwave unfreezing device - Google Patents
Microwave unfreezing device Download PDFInfo
- Publication number
- CN102635884A CN102635884A CN2012100852233A CN201210085223A CN102635884A CN 102635884 A CN102635884 A CN 102635884A CN 2012100852233 A CN2012100852233 A CN 2012100852233A CN 201210085223 A CN201210085223 A CN 201210085223A CN 102635884 A CN102635884 A CN 102635884A
- Authority
- CN
- China
- Prior art keywords
- microwave
- shell
- unfreezing
- microwave oven
- thawing device
- 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
Links
- 238000010411 cooking Methods 0.000 claims abstract description 13
- 235000013305 food Nutrition 0.000 claims abstract description 13
- 239000002184 metal Substances 0.000 claims abstract description 8
- 239000012780 transparent material Substances 0.000 claims abstract description 6
- 238000002347 injection Methods 0.000 claims abstract description 4
- 239000007924 injection Substances 0.000 claims abstract description 4
- 238000010257 thawing Methods 0.000 claims description 54
- 235000013611 frozen food Nutrition 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 13
- 238000003756 stirring Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 235000013372 meat Nutrition 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000009246 food effect Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 230000000050 nutritive effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Abstract
A microwave unfreezing device comprises a metal body and a shell, wherein the shell is made of wave-transparent materials, and the metal body is located inside the shell. The shell comprises an upper layer and a lower layer, and the metal body is positioned between the two layers of the shell; alternatively, the metal body is injection molded into the housing. The microwave unfreezing device is arranged on a rotary disc or a flat plate of a cooking cavity of the microwave oven, and the food is arranged on the microwave unfreezing device. The microwave unfreezing device of the invention utilizes the passive antenna principle to pull, reflect and disturb the microwave in the cavity of the microwave oven, thereby achieving the purpose of quickly and uniformly unfreezing frozen food by the microwave oven. The invention has the characteristics of simple structure, safety and reliability, and is suitable for the existing rotary disc type microwave oven and flat plate type microwave oven. When the microwave oven uses the unfreezing function, the microwave unfreezing device is placed in the microwave oven, then food is placed, and the food is taken out after unfreezing is completed, so that the operation is simple and convenient. The microwave unfreezing device can improve the unfreezing rate of the turntable type microwave oven by more than 50 percent and improve the unfreezing rate of the flat plate type microwave oven by more than 20 percent, and has obvious effect and low manufacturing cost.
Description
Technical field
The present invention relates to a kind of microwave thawing device, specifically is a kind of microwave thawing device that is applied on the micro-wave oven.
Background technology
Along with popularizing of refrigerator and frozen food, a lot of freezing foods all need thaw before culinary art.Family's defreezing method commonly used has air freezing process, water thawing method, microwave thawing method etc. at present.(1) air thawing method air thawing method is frozen meat to be moved be placed on thawing room, leans on air dielectric and frozen meat to carry out heat exchange and realizes the method for thawing.(2) the water thawing method is soaked or is sprayed to thaw frozen meat with 4～20 ℃ clear water.(3) microwave thawing method microwave thawing method is to directly act on the frozen food with microwave.Wherein, air thawing method length consuming time, the water thawing method is big to the loss of frozen food nutrition, and thawing fast of microwave thawing method can reduce the nutritive loss of frozen food simultaneously, so microwave thawing obtains very universal application.Family's microwave thawing frozen food mainly uses micro-wave oven, and the microwave current subject matter that exists of thawing is: thawing of frozen food is inhomogeneous, is embodied in, and occurs the problem that part food is boiled, part is not also thawed fully easily.
Summary of the invention
The object of the invention aim to provide a kind of simplicity of design, rational in infrastructure, can effectively improve the defreezing by microwave oven effect, avoid occurring the microwave thawing device that part food is boiled, part is not also thawed problem fully, to overcome weak point of the prior art.
A kind of microwave thawing device by this purpose design comprises metallic object and shell, and its architectural feature is that shell is made by electromagnetic wave transparent material, and metallic object is positioned at the inside of shell.
Said shell comprises two-layer up and down, and metallic object is between shell two-layer; Perhaps, said metallic object through injection mo(u)lding in the enclosure, shell is made by electromagnetic wave transparent material.
Said metallic object is rectangle or circle, metallic object in the form of sheets, the minimum dimension of its length and width or diameter is greater than 1/4 of microwave wavelength.Sheet metal is provided with several rectangular openings.
The length of said rectangular opening is the integral multiple of microwave wavelength 1/4, wide 1/4 of the microwave wavelength that is less than or equal to of rectangular opening.Said microwave thawing device places on the rotating disk or flat board in microwave oven cooking chamber, and food places on the microwave thawing device.
Microwave thawing device of the present invention utilizes passive antenna formula principle, and the microwave in the traction, reflection, disturbance microwave oven cavity reaches fast, evenly the thaw purpose of frozen food effect of micro-wave oven.The present invention has simple in structure, safe and reliable characteristics, is applicable to existing rotating disc type micro-wave oven and flat plate microwave oven.Micro-wave oven uses when thawing function, is put into the microwave thawing device in the micro-wave oven, puts food again, takes out after the completion of thawing to get final product again, and is easy and simple to handle.The microwave thawing device can promote rotating disc type defreezing by microwave oven rate more than 50%, promotes flat plate microwave oven and thaws rate more than 20%, and effect is remarkable, and cost of manufacture is low.
Description of drawings
Fig. 1 is a rotating disc type microwave oven structure sketch map.
Fig. 2 is the structural representation of flat plate microwave oven.
Fig. 3 is the structural representation of first embodiment of the invention microwave thawing device.
Fig. 4 is the structural representation of second embodiment.
Fig. 5 is the decomposition texture sketch map of the 3rd embodiment microwave thawing device.
Fig. 6 is the decomposition texture sketch map of the 4th embodiment microwave thawing device.
Fig. 7 is the structural representation of the 5th embodiment metallic object.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is further described.
Referring to Fig. 1; This micro-wave oven is the rotating disc type micro-wave oven, and it comprises the body of heater that has cooking cavity 14; But with the bearing table 11 that is arranged on food container 17 in the cooking cavity 14; Bearing table 11 is a rotating disk, and bearing table 11 rotates through driving shaft 12, and the waveguide assembly 15 and magnetron 16 that can be dissipated into microwave cooking cavity 14 also are set on this micro-wave oven.Wherein, microwave thawing device 13 is positioned on the bearing table 11, and the food 17 that need thaw is positioned on the microwave thawing device 13.
Open micro-wave oven; Bearing table 11 rotates along with the driving of driving shaft 12; Metallic object on the microwave thawing device 13 plays the effect of microwave antenna, can draw, the microwave in the reflection, disturbance microwave oven cooking chamber 14, reaches fast, the effect of thawed foodstuff 17 equably.
Referring to Fig. 2; This micro-wave oven is flat plate microwave oven, and it comprises the body of heater that has cooking cavity 27; But with the bearing table 21 that is arranged on food container 26 in the cooking cavity 27; Bearing table 21 is dull and stereotyped, and cooking cavity 27 corresponding bearing tables 21 are provided with rotating stirring piece 22 (or antenna), and the waveguide assembly 24 and magnetron 25 that can be dissipated into microwave cooking cavity 27 also are set on this micro-wave oven.Wherein, microwave thawing device 23 is positioned on the bearing table 11, and the food 26 that need thaw is positioned on the microwave thawing device 23.Open micro-wave oven, stirring piece 22 (or antenna) rotate and to cooking cavity 27 in launched microwave, bearing table 21 maintenances are static, but are backward rotation with respect to stirring piece 22 (or antenna).Therefore, the metallic object on the microwave thawing device 13 can draw equally, the microwave in the reflection, disturbance microwave oven cooking chamber 27, under stirring piece 22 (or antenna) double action, reaches fast, the effect of thawed foodstuff 26 equably.
First embodiment
Referring to Fig. 3, this microwave thawing device comprises a metallic object 30 and two shells 31, and wherein shell 31 comprises upper and lower two-layer; Metallic object 30 is between two-layer shell 31; Metallic object 30 through injection mo(u)lding in the enclosure, and shell is made by electromagnetic wave transparent material, can supply microwave penetration.Wherein, metallic object 30 is as a whole, in the form of sheets.The minimum dimension of metallic object is greater than 1/4 of microwave wavelength.
Second embodiment
Referring to Fig. 4; This microwave thawing device and aforesaid difference are; Metallic object 30 is provided with the rectangular opening of two different sizes, and label is that the wide H of 32 and 33, two rectangular openings is less than or equal to 1/4 of microwave wavelength; The long L2 of rectangular opening 33 is 1/4 of a microwave wavelength, and the long L1 of rectangular opening 32 is a microwave wavelength 1/2.Wherein H, L1 and L2 allow a little error.Other do not state part, with first embodiment, no longer repeat.
The 3rd embodiment
Referring to Fig. 5; The microwave thawing device that this microwave thawing implement body is a rectangle; Be applicable to flat plate microwave oven; It comprises rectangular last shell 41, metallic object 42 and lower casing 43, and wherein, last shell 41 and lower casing 43 are through pasting, inlay or multiple mode such as snapping being wrapped in metallic object 42 wherein.。Other do not state part, with first embodiment, no longer repeat.
The 4th embodiment
Referring to Fig. 5, this microwave thawing implement body is circular microwave thawing device, is applicable to the rotating disc type micro-wave oven, and shell 51, metallic object 52 and lower casing 53 are all rounded on it.Other do not state part, with the 3rd embodiment, no longer repeat.
The 5th embodiment
Referring to Fig. 7, the microwave thawing device that this microwave thawing implement body is a rectangle is applicable to flat plate microwave oven; Comprise the shell 61 of rectangle and the metallic object 60 (totally 9) of several arrays arrangements; Wherein, by shell 61, metallic object 60 in the form of sheets through injection molding way for metallic object 60; And the width of sheet metal 60 is greater than 1/4 (simultaneously, the length of sheet metal 60 is greater than width) of microwave wavelength.Other do not state part, with first embodiment, no longer repeat.
Claims (6)
1. a microwave thawing device comprises metallic object and shell, it is characterized in that shell is made by electromagnetic wave transparent material, and metallic object is positioned at the inside of shell.
2. microwave thawing device according to claim 1, it is two-layer up and down to it is characterized in that said shell comprises, and metallic object is between shell two-layer; Perhaps, said metallic object through injection mo(u)lding in the enclosure, shell is made by electromagnetic wave transparent material.
3. microwave thawing device according to claim 1 and 2 is characterized in that said metallic object is rectangle or circle, metallic object in the form of sheets, the minimum dimension of its length and width or diameter is greater than 1/4 of microwave wavelength.
4. microwave thawing device according to claim 3 is characterized in that said sheet metal is provided with several rectangular openings.
5. microwave thawing device according to claim 4, the length that it is characterized in that said rectangular opening is the integral multiple of microwave wavelength 1/4, wide 1/4 of the microwave wavelength that is less than or equal to of rectangular opening.
6. microwave thawing device according to claim 1 is characterized in that said microwave thawing device places on the rotating disk or flat board in microwave oven cooking chamber, and food places on the microwave thawing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100852233A CN102635884A (en) | 2012-03-27 | 2012-03-27 | Microwave unfreezing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100852233A CN102635884A (en) | 2012-03-27 | 2012-03-27 | Microwave unfreezing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102635884A true CN102635884A (en) | 2012-08-15 |
Family
ID=46620381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100852233A Pending CN102635884A (en) | 2012-03-27 | 2012-03-27 | Microwave unfreezing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102635884A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107087323A (en) * | 2017-05-22 | 2017-08-22 | 吴凡 | Microwave heats heat conductive rod |
| CN109924392A (en) * | 2019-04-24 | 2019-06-25 | 何晨菁 | A kind of microwave thawing machine boundary condition changeable device |
| CN110169200A (en) * | 2017-01-10 | 2019-08-23 | 松下电器产业株式会社 | Magnetic distribution adjusts device and microwave heating equipment |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0729677A (en) * | 1993-07-13 | 1995-01-31 | Matsushita Electric Ind Co Ltd | High frequency heating device |
| JPH08166133A (en) * | 1994-12-12 | 1996-06-25 | New Japan Radio Co Ltd | High frequency thawing heater |
| JPH08255682A (en) * | 1995-03-16 | 1996-10-01 | Sharp Corp | High frequency thawing device |
| JPH0998888A (en) * | 1995-10-02 | 1997-04-15 | New Japan Radio Co Ltd | Food thawing/heating jig for microwave oven |
| JPH10210960A (en) * | 1997-01-29 | 1998-08-11 | Hitachi Home Tec Ltd | Frequency heater |
| CN1319743A (en) * | 2000-03-10 | 2001-10-31 | 雀巢制品公司 | Sensor for heating decorative flat dough in microwave oven |
| CN1502881A (en) * | 2002-11-26 | 2004-06-09 | 乐金电子(天津)电器有限公司 | Metal tray for microwave oven |
| CN102192544A (en) * | 2010-03-19 | 2011-09-21 | 乐金电子(天津)电器有限公司 | Microwave oven with novel unfreezing structure |
| CN202521681U (en) * | 2012-03-27 | 2012-11-07 | 广东美的微波电器制造有限公司 | Microwave unfreezing device |
-
2012
- 2012-03-27 CN CN2012100852233A patent/CN102635884A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0729677A (en) * | 1993-07-13 | 1995-01-31 | Matsushita Electric Ind Co Ltd | High frequency heating device |
| JP3246095B2 (en) * | 1993-07-13 | 2002-01-15 | 松下電器産業株式会社 | High frequency heating equipment |
| JPH08166133A (en) * | 1994-12-12 | 1996-06-25 | New Japan Radio Co Ltd | High frequency thawing heater |
| JPH08255682A (en) * | 1995-03-16 | 1996-10-01 | Sharp Corp | High frequency thawing device |
| JPH0998888A (en) * | 1995-10-02 | 1997-04-15 | New Japan Radio Co Ltd | Food thawing/heating jig for microwave oven |
| JPH10210960A (en) * | 1997-01-29 | 1998-08-11 | Hitachi Home Tec Ltd | Frequency heater |
| CN1319743A (en) * | 2000-03-10 | 2001-10-31 | 雀巢制品公司 | Sensor for heating decorative flat dough in microwave oven |
| CN1502881A (en) * | 2002-11-26 | 2004-06-09 | 乐金电子(天津)电器有限公司 | Metal tray for microwave oven |
| CN102192544A (en) * | 2010-03-19 | 2011-09-21 | 乐金电子(天津)电器有限公司 | Microwave oven with novel unfreezing structure |
| CN202521681U (en) * | 2012-03-27 | 2012-11-07 | 广东美的微波电器制造有限公司 | Microwave unfreezing device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110169200A (en) * | 2017-01-10 | 2019-08-23 | 松下电器产业株式会社 | Magnetic distribution adjusts device and microwave heating equipment |
| CN110169200B (en) * | 2017-01-10 | 2021-10-19 | 松下电器产业株式会社 | Electromagnetic field distribution adjusting device and microwave heating device |
| CN107087323A (en) * | 2017-05-22 | 2017-08-22 | 吴凡 | Microwave heats heat conductive rod |
| CN109924392A (en) * | 2019-04-24 | 2019-06-25 | 何晨菁 | A kind of microwave thawing machine boundary condition changeable device |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 528311 Yongan Road, Beijiao Town, Guangdong District, Foshan, No. 6, No. Applicant after: GUANGDONG MIDEA MICROWAVE AND ELECTRICAL APPLIANCES MANUFACTURING Co.,Ltd. Applicant after: MIDEA GROUP Co.,Ltd. Address before: 528311 Yongan Road, Beijiao Town, Guangdong District, Foshan, No. 6, No. Applicant before: GUANGDONG MIDEA MICROWAVE AND ELECTRICAL APPLIANCES MANUFACTURING Co.,Ltd. Applicant before: Midea Group |
|
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 528311 Yongan Road, Beijiao Town, Guangdong District, Foshan, No. 6, No. Applicant after: GUANGDONG MIDEA KITCHEN APPLIANCES MANUFACTURING Co.,Ltd. Applicant after: MIDEA GROUP Co.,Ltd. Address before: 528311 Yongan Road, Beijiao Town, Guangdong District, Foshan, No. 6, No. Applicant before: GUANGDONG MIDEA MICROWAVE AND ELECTRICAL APPLIANCES MANUFACTURING Co.,Ltd. Applicant before: MIDEA GROUP Co.,Ltd. |
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| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: GUANGDONG MIDEA MICROWAVE AND ELECTRICAL APPLIANCES MANUFACTURING CO., LTD. TO: GUANGDONG MIDEA KITCHEN APPLIANCE MANUFACTURING CO., LTD. |
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| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20120815 |