CN109780585B - Microwave distribution control system - Google Patents
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- CN109780585B CN109780585B CN201910157333.8A CN201910157333A CN109780585B CN 109780585 B CN109780585 B CN 109780585B CN 201910157333 A CN201910157333 A CN 201910157333A CN 109780585 B CN109780585 B CN 109780585B
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- 238000009826 distribution Methods 0.000 title claims abstract description 27
- 230000005855 radiation Effects 0.000 claims abstract description 38
- 239000002184 metal Substances 0.000 claims description 4
- 238000003780 insertion Methods 0.000 abstract description 6
- 230000037431 insertion Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
Abstract
The invention discloses a microwave distribution control system which comprises a fixed ring, a microwave radiation direction control plate and a rotating shaft, wherein the microwave radiation direction control plate consists of a rotating shaft fixed plate, a first-area control plate and a second-area control plate, two ends of the rotating shaft fixed plate are fixed on the fixed ring through oblong insertion, two ends of the first-area control plate and the second-area control plate are connected with the fixed ring through circular insertion, and the rotating shaft and the fixed ring have the same circle center. The system has the advantages of controlling the radiation direction of microwaves, and enabling the microwaves to be uniformly distributed in the whole microwave cavity or focused in a certain area.
Description
Technical Field
The invention relates to a microwave oven, in particular to a microwave distribution control system.
Background
A microwave oven is a fast and efficient heating container. The microwave is generated by the magnetron and transmitted through the waveguide tube, and after entering the microwave oven cavity, the microwave is continuously reflected under the action of the metal wall surface to heat the substances in the microwave oven cavity. The microwave oven has wide application in life and social production, such as food heating, chemical production, environmental protection, etc. However, in different applications, different requirements are also put on the radiation of microwaves, and the microwaves are required to be either fully distributed in the whole microwave cavity or focused in a certain area.
At present, students have carried out a lot of research and engineering practice on both uniform distribution of microwaves and focusing on a certain area, but the functions are difficult to realize, and further development activities are still carried out.
Disclosure of Invention
The invention aims to provide a microwave distribution control system with high microwave energy utilization rate, convenient installation and simple operation.
The invention aims at realizing the following technical scheme:
the microwave uniform dispersing system comprises a fixed ring, a microwave radiation direction control plate and a rotating shaft, wherein the microwave radiation direction control plate consists of a rotating shaft fixed plate, a first-area control plate and a second-area control plate, two ends of the rotating shaft fixed plate are fixed on the fixed ring through oblong insertion, two ends of the first-area control plate and the second-area control plate are connected with the fixed ring through circular insertion, and the rotating shaft and the fixed ring have the same circle center.
According to the technical scheme provided by the invention, the microwave distribution control system provided by the embodiment of the invention can control the microwave radiation direction by adjusting the control panel in the first area and the control panel in the second area; the microwave can be uniformly distributed in the whole microwave cavity or focused in a certain area by adjusting the rotation speed of the rotation shaft and matching with the control board in the first area and the control board in the second area; by installing it at the waveguide outlet, extensive modification of the microwave cavity is avoided. The system can obviously increase the adaptability of the microwave oven, can improve the microwave energy utilization rate to a certain extent, and has the advantages of convenient installation and simple operation.
Drawings
FIG. 1 is an apparent view of the A side of a microwave distribution control system provided by an embodiment of the invention;
FIG. 2 is a dimension drawing of an apparent drawing of the A side of the microwave distribution control system provided by the embodiment of the invention;
FIG. 3 is a cross-sectional view of a microwave distribution control system 1-1 according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view of a microwave distributed control system 2-2 according to an embodiment of the present invention;
FIG. 5 is a schematic illustration of a cross-sectional view of a microwave distributed control system 1-1 according to an embodiment of the present invention;
FIG. 6 is an apparent view of a rotating shaft fixing plate of a microwave distribution control system according to an embodiment of the present invention;
FIG. 7 is an apparent diagram of a control panel in a zone and a control panel in a second zone of a microwave distribution control system provided by an embodiment of the present invention;
FIG. 8 is an enlarged view of section 1-1 of a control panel in any one zone and a control panel in any two zones in a microwave distribution control system according to an embodiment of the present invention;
fig. 9 is a structural variation diagram of a right view of a control board in a first zone or a control board in a second zone of any adjacent four blocks in the microwave distribution control system according to the embodiment of the present invention in fig. 1.
In the figure:
1-a fixed ring; 2-a microwave radiation direction control board; 3-rotating shaft; 2-1-a rotating shaft fixing plate; 2-2-a control panel in zone; 2-3-two zone control panels; a-a microwave outlet side; b-microwave entrance measurement; c, D-prolate insertion; e, F-circular grafting; an M-axis of rotation; n-circular grafting geometric center connecting lines; a section of the control plate 1-1 in the first zone and the section of the control plate 1-1 in the second zone are arranged at the end point of the microwave outlet side; b-the cross section of the control panel 1-1 in the first area and the control panel 1-1 in the second area is at the end point of the microwave inlet side; o-tangent point.
Detailed Description
Embodiments of the present invention will be described in further detail below. What is not described in detail in the embodiments of the present invention belongs to the prior art known to those skilled in the art.
The preferred embodiment of the microwave distribution control system of the present invention is shown in fig. 1 to 9:
the microwave radiation direction control plate comprises a fixed ring 1, a microwave radiation direction control plate 2 and a rotating shaft 3, wherein the microwave radiation direction control plate 2 consists of a rotating shaft fixing plate 2-1, a control plate 2-2 in one area and a control plate 2-3 in two areas, two ends of the rotating shaft fixing plate 2-1 are fixed on the fixed ring 1 through oblong plugs C and D, two ends of the control plate 2-2 in one area and two ends of the control plate 2-3 in two areas are connected to the fixed ring 1 through circular plugs E and F, and the rotating shaft 3 and the fixed ring 1 have the same circle center.
The microwave radiation direction control plate 2 is made of metal, and the inner diameter of the fixing ring 1 is consistent with the outer diameter of the matched circular waveguide or the basic width of the outer section of the matched rectangular waveguide.
The middle edge of the control board 2-2 in any one area and the two circular inserting connection E and F of the control board 2-3 in any two areas is on the same straight line with the geometric center connecting line N of the two circular inserting connection E and F at the two ends of the edge.
The distance between any two adjacent control boards 2-2 in the first area and the distance between any two adjacent control boards 2-3 in the second area are H, and the range of H is 0.5-3.0 cm.
The control boards 2-2 in the first area and the control boards 2-3 in the second area can rotate around the round splicing geometric center connecting lines N at two ends of the control boards, the included angle alpha between the control boards 2-2 in the first area and the horizontal plane S can be the same as the included angle beta between the control boards 2-3 in the second area and the horizontal plane S, and the included angle beta can also be different, and the ratio of the vertical distance H between any two adjacent control boards 2-2 in the first area and any two adjacent control boards 2-3 in the second area to the distance H is between 0.7 and 1.
The width of the microwave radiation direction control plate 2 is consistent and is L 1 ，L 1 The shape of the rotating shaft fixing plate 2-1 can not be changed within the range of 1-2cm, the control plate 2-2 in the first area and the control plate 2-3 in the second area can be folded upwards or downwards in the form of circular arcs at the microwave outlet side, the unfolded part is tangential to the circular arcs at the point O, and the width L of the unfolded part 2 And the width L of the control panel in the microwave radiation direction 1 The ratio is between 0.8 and 1.
The rotating shaft 3 is cylindrical, the diameter of the rotating shaft 3 is the distance H, the rotating shaft 3 can rotate clockwise or anticlockwise around the rotating shaft axis M, and the fixed ring 1 can rotate at the same angular speed under the driving of the rotating shaft 3.
The rotational angular velocity of the rotating shaft 3 is between 360 and 72000 DEG/min.
In order to realize the functions which cannot be realized by the traditional microwave oven at present, the traditional microwave oven needs to be improved, and an effective solution idea is to install a microwave distribution control system at the outlet of the waveguide tube, so that microwaves can be uniformly distributed or focused in a certain area after entering the microwave cavity. The solution idea avoids large-scale reconstruction of the microwave cavity, and enables the radiation state of the microwaves to be adjustable, thereby enhancing the adaptability of the microwave oven.
According to the microwave distribution control system, the microwave radiation direction can be effectively controlled by adjusting the control plate 2-2 in the first area, the control plate angle 2-3 in the second area and the rotation angle speed of the rotation shaft 3, so that the microwave radiation direction is uniformly distributed in the whole microwave cavity or focused in a certain area.
Specific examples:
as shown in fig. 1 to 9, the microwave radiation direction control board comprises a fixed ring 1, a microwave radiation direction control board 2 and a rotating shaft 3, wherein the microwave radiation direction control board 2 consists of a rotating shaft fixing board 2-1, a control board 2-2 in a first area and a control board 2-3 in a second area, two ends of the rotating shaft fixing board 2-1 are fixed on the fixed ring 1 through oblong plugs C and D, two ends of the control board 2-2 in the first area and two ends of the control board 2-3 in the second area are connected to the fixed ring 1 through circular plugs E and F, and the rotating shaft 3 and the fixed ring 1 have the same circle center. The system adopts a mode of combining a microwave radiation direction control board with rotation to control the microwave radiation direction, so that microwaves are uniformly distributed in the whole microwave cavity or focused in a certain area, thereby adapting to different requirements.
In the above-mentioned microwave distribution control system, specifically, the microwave radiation direction control board 2 is made of metal, and the inner diameter of the fixing ring 1 is consistent with the outer diameter of the matched circular waveguide or the outer cross section of the matched rectangular waveguide. By adopting the structure, microwaves can not penetrate through the microwave radiation direction control plate, and simultaneously, the microwaves can pass through the microwave distribution control system once after being transmitted from the waveguide tube.
In the above-mentioned microwave distribution control system, specifically, the sides between the two circular plugging pieces E and F of the control board 2-2 in any one of the first areas and the control board 2-3 in any one of the second areas are on the same straight line with the geometric center connecting lines N of the two circular plugging pieces E and F at the two ends of the sides. The distance between any two adjacent control boards 2-2 in the first area and the distance between any two adjacent control boards 2-3 in the second area are H, and the range of H is 0.5-3.0 cm. By adopting the structure, H does not change in the rotation process of the microwave radiation direction control plates, and microwaves can uniformly and smoothly pass through gaps between the microwave radiation direction control plates. Preferably, H is 0.8cm.
In the above-mentioned microwave distribution control system, specifically, the control boards 2-2 in the first area and the control boards 2-3 in the second area may rotate around the connection line N of the circular insertion geometric center at two ends of the control boards, the included angle α between the control boards 2-2 in the first area and the horizontal plane S may be the same or different from the included angle β between the control boards 2-3 in the second area, and the ratio of the vertical distance H between any two adjacent control boards 2-2 in the first area and any two adjacent control boards 2-3 in the second area to the distance H is between 0.7 and 1. By adopting the structure, the microwave radiation direction can be controlled manually for realizing different targets, and in addition, the gap sizes of the system on the side A and the side B can be prevented from being excessively different. The ratio of H to H should be determined according to specific requirements.
In the above-mentioned microwave distribution control system, specifically, the width of the microwave radiation direction control board 2 is uniform, and both are L 1 ，L 1 The shape of the rotating shaft fixing plate 2-1 can not be changed within the range of 1-2cm, the control plate 2-2 in the first area and the control plate 2-3 in the second area can be folded upwards or downwards in the form of circular arcs at the microwave outlet side, the unfolded part is tangential to the circular arcs at the point O, and the width L of the unfolded part 2 And the width L of the control panel in the microwave radiation direction 1 The ratio is between 0.8 and 1. By adopting the structure, the control capability of the microwave radiation direction control board on the microwave radiation direction can be greatly improved. Preferably L 1 1.5cm, L 2 And L is equal to 1 The ratio was 0.85.
In the above-mentioned microwave distribution control system, specifically, the rotating shaft 3 is cylindrical, the diameter of the rotating shaft 3 is the distance H, the rotating shaft 3 can rotate clockwise or counterclockwise around the rotating shaft axis M, the rotation angular velocity is between 360 ° and 72000 °/min, and the fixing ring 1 can rotate at the same angular velocity under the driving of the rotating shaft 3. The design can be matched with a microwave radiation direction control board to realize the omnibearing control of the microwave radiation direction. Preferably, the rotational angular velocity is 21600 °/min.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the scope of the present invention should be included in the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope of the claims.
Claims (5)
1. The microwave distribution control system is characterized by comprising a fixed ring (1), a microwave radiation direction control board (2) and a rotating shaft (3), wherein the microwave radiation direction control board (2) consists of a rotating shaft fixed plate (2-1), a first-area control board (2-2) and a second-area control board (2-3), two ends of the rotating shaft fixed plate (2-1) are fixed on the fixed ring (1) through oblong plugs (C and D), two ends of the first-area control board (2-2) and two ends of the second-area control board (2-3) are connected to the fixed ring (1) through circular plugs (E and F), and the rotating shaft (3) and the fixed ring (1) have the same circle center;
the distance between any two adjacent control boards (2-2) in the first area and the distance between any two adjacent control boards (2-3) in the second area are H, and the range of H is 0.5-3.0 cm;
the control board (2-2) in the first area and the control board (2-3) in the second area can rotate around the round splicing geometric center connecting line (N) at two ends of the control board;
the rotating shaft (3) is cylindrical, the diameter of the rotating shaft (3) is the distance H, the rotating shaft (3) can rotate clockwise or anticlockwise around the rotating shaft axis (M), and the fixed ring (1) can rotate at the same angular speed under the driving of the rotating shaft (3).
2. The microwave distribution control system according to claim 1, wherein the microwave radiation direction control plate (2) is made of metal, and the inner diameter of the fixing ring (1) is consistent with the outer diameter of the matched circular waveguide or is consistent with the basic width of the outer section of the matched rectangular waveguide.
3. The microwave distribution control system according to claim 1, wherein an included angle α of the control board (2-2) in the first zone and the horizontal plane (S) may be the same or different from an included angle β of the control board (2-3) in the second zone and the vertical distance H between any two adjacent control boards (2-2) in the first zone and any two adjacent control boards (2-3) in the second zone is between 0.7 and 1.
4. The microwave distribution control system according to claim 1, wherein the microwave radiation direction control plates (2) have uniform widths, each being L 1 ，L 1 The shape of the rotating shaft fixing plate (2-1) can not be changed within the range of 1-2cm, the control plate (2-2) in the first area and the control plate (2-3) in the second area can be folded upwards or downwards in the form of circular arcs at the microwave outlet side, the unfolded part is tangential to the circular arcs at the point O, and the width L of the unfolded part 2 And the width L of the control panel in the microwave radiation direction 1 The ratio is between 0.8 and 1.
5. A microwave distribution control system according to claim 1, characterized in that the rotational angular velocity of the rotating shaft (3) is between 360-72000 °/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910157333.8A CN109780585B (en) | 2019-03-01 | 2019-03-01 | Microwave distribution control system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910157333.8A CN109780585B (en) | 2019-03-01 | 2019-03-01 | Microwave distribution control system |
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| Publication Number | Publication Date |
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| CN109780585A CN109780585A (en) | 2019-05-21 |
| CN109780585B true CN109780585B (en) | 2024-03-01 |
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| CN201910157333.8A Active CN109780585B (en) | 2019-03-01 | 2019-03-01 | Microwave distribution control system |
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|---|---|---|---|---|
| JP2004327273A (en) * | 2003-04-25 | 2004-11-18 | Hitachi Display Devices Ltd | Microwave heating device |
| CN1657831A (en) * | 2004-02-19 | 2005-08-24 | Lg电子株式会社 | Microwave oven |
| EP2136605A1 (en) * | 2008-06-17 | 2009-12-23 | FagorBrandt SAS | Microwave oven with rotating antenna |
| CN101696811A (en) * | 2009-10-13 | 2010-04-21 | 成都艾迈计算机辅助工程有限责任公司 | Microwave oven with microwave homodisperse structure |
| WO2013171990A1 (en) * | 2012-05-15 | 2013-11-21 | パナソニック株式会社 | Microwave heating device |
| CN105722265A (en) * | 2016-03-03 | 2016-06-29 | 南京航空航天大学 | Method and apparatus for heating composite material by microwave in directional radiation manner |
| CN106237957A (en) * | 2016-08-31 | 2016-12-21 | 电子科技大学 | A kind of conveying type quasi-salt free ligands ripple microwave reactor continuously |
| CN108141932A (en) * | 2015-09-30 | 2018-06-08 | 康宁股份有限公司 | Microwave mode agitator means with microwave transmission region |
| CN108702819A (en) * | 2016-06-13 | 2018-10-23 | 马科夫公司 | Electric oven with reflected energy tuning |
| CN210267370U (en) * | 2019-03-01 | 2020-04-07 | 北京石油化工学院 | Microwave radiation control system |
-
2019
- 2019-03-01 CN CN201910157333.8A patent/CN109780585B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004327273A (en) * | 2003-04-25 | 2004-11-18 | Hitachi Display Devices Ltd | Microwave heating device |
| CN1657831A (en) * | 2004-02-19 | 2005-08-24 | Lg电子株式会社 | Microwave oven |
| EP2136605A1 (en) * | 2008-06-17 | 2009-12-23 | FagorBrandt SAS | Microwave oven with rotating antenna |
| CN101696811A (en) * | 2009-10-13 | 2010-04-21 | 成都艾迈计算机辅助工程有限责任公司 | Microwave oven with microwave homodisperse structure |
| WO2013171990A1 (en) * | 2012-05-15 | 2013-11-21 | パナソニック株式会社 | Microwave heating device |
| CN108141932A (en) * | 2015-09-30 | 2018-06-08 | 康宁股份有限公司 | Microwave mode agitator means with microwave transmission region |
| CN105722265A (en) * | 2016-03-03 | 2016-06-29 | 南京航空航天大学 | Method and apparatus for heating composite material by microwave in directional radiation manner |
| CN108702819A (en) * | 2016-06-13 | 2018-10-23 | 马科夫公司 | Electric oven with reflected energy tuning |
| CN106237957A (en) * | 2016-08-31 | 2016-12-21 | 电子科技大学 | A kind of conveying type quasi-salt free ligands ripple microwave reactor continuously |
| CN210267370U (en) * | 2019-03-01 | 2020-04-07 | 北京石油化工学院 | Microwave radiation control system |
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