CN102316616B - Rotary motive seal type microwave leakage prevention device - Google Patents
Rotary motive seal type microwave leakage prevention device Download PDFInfo
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- CN102316616B CN102316616B CN201110138820.3A CN201110138820A CN102316616B CN 102316616 B CN102316616 B CN 102316616B CN 201110138820 A CN201110138820 A CN 201110138820A CN 102316616 B CN102316616 B CN 102316616B
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- Prior art keywords
- microwave
- inhibitor
- source cavity
- ring
- microwave source
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- 230000002265 prevention Effects 0.000 title claims abstract description 10
- 238000009434 installation Methods 0.000 claims abstract description 4
- 239000003112 inhibitor Substances 0.000 claims description 41
- 238000007789 sealing Methods 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 239000008393 encapsulating agent Substances 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 9
- 238000001035 drying Methods 0.000 abstract description 8
- 238000010521 absorption reaction Methods 0.000 abstract 2
- 239000000945 filler Substances 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 2
- 241001145859 Bomis Species 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000007363 ring formation reaction Methods 0.000 description 1
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Abstract
The invention relates to a rotary motive seal type microwave leakage prevention device which comprises a microwave source cavity (1) and a material conveying roller (6), wherein the microwave source cavity (1) is installed on a rack; the rotatable material conveying roller (6) transversely passes through the middle of the microwave source cavity; the material conveying roller (6) is in matched installation with the microwave source cavity (1) by a sleeve (7) which is sheathed on the external surface of the material conveying roller (6); an annular reactive energy leakage suppressor and an annular resistive energy leakage suppressor are subsequently sheathed from inside to outside; one side of the annular reactive energy leakage suppressor is connected with a side plate at the external end of the microwave source cavity; a wave absorption filler ring (4) is installed in the annular reactive energy leakage suppressor and is pressed by a junk ring (8); the annular reactive energy leakage suppressor is connected with the junk ring; a wave absorption seal ring (5) is installed in the junk ring (8); the annular reactive energy leakage suppressor, the annular resistive energy leakage suppressor and the junk rings form a microwave leakage prevention structure. According to the device provided by the invention, the microwave seal of rotary microwave drying equipment can be realized, and the microwave leakage quantity can be effectively controlled.
Description
Technical field
The invention belongs to microwave dryer mechanism technology field.
Background technology
At present the structural shape of industry microwave dryer commonly used has box, cavate, tunnel type etc., and the microwave oven cavity of these microwave dryers is fixed structure, the technology of relevant its anti-microwave leakage and device research a lot, also maturation comparatively.But the rotary microwave drying equipment for microwave oven cavity need to rotate owing to respect to microwave source relative rotary motion is arranged for delivery of the microwave cavity of material, can't seal fully, is difficult to effectively stop microwave leakage.
Summary of the invention
The objective of the invention is to solve the problem that prior art exists, a kind of rotary motive seal type microwave leakage prevention device is provided, be used for the rotary microwave drying equipment that microwave oven cavity need to rotate, to realize the microwave seal of rotary microwave drying equipment, effectively control the microwave leakage amount.
The objective of the invention is to be achieved through the following technical solutions.
A kind of rotary motive seal type microwave leakage prevention device, comprise the microwave source cavity that is installed on the frame, pass and rotatable mass transport cylinder from microwave source cavity intermediate lateral that the mass transport cylinder cooperates installation by the sleeve that is enclosed within its outer surface with the microwave source cavity; Be positioned at microwave source cavity two ends at the sleeve outer round surface, along drum shaft to from inside to outside be set with successively by the cut-off wave conduction leak the annular electro resistance that consists of of can inhibitor combining with 1/4 wavelength waveguide slot inhibitor leak can inhibitor, by inhaling ripple inserts ring and the resistive leakage energy of the annular electro inhibitor of inhaling the Bomi seal and constituting; The annular electro resistance is leaked and can inhibitor one side be fixedly connected with by the first coupling member with microwave source cavity outer end side plate, suction ripple inserts ring is loaded on the annular electro resistance and leaks and can compress with pressure ring in the inhibitor, the annular electro resistance is leaked and can inhibitor be fixedly connected with the second coupling member with pressure ring, inhales the Bomi seal and is loaded in the pressure ring; The annular electro resistance is leaked energy inhibitor, the resistive leakage energy of annular electro inhibitor, pressure ring formation anti-microwave leakage structure; Anti-microwave leakage structure and microwave source cavity are connected as one and maintain static, and the mass transport cylinder rotates along axial line, form rotary movable sealing structure.
The suction Bomi seal that resistive of the present invention leaks the energy inhibitor is combined by 1～3 group of identical or not identical sealing ring, realizes the sealing to microwave.
The encapsulant of suction ripple inserts ring of the present invention, the seal of suction Bomi is graphite or silicon rubber or pyramid formula foam.
The present invention adopts reactive to leak can inhibitor leak the combining structure mode that the energy inhibitor combines with resistive, reactive is leaked and can inhibitor be loaded on microwave cavity outlet inboard, can be reflected back furnace chamber to most of microwave energy first, simultaneously the microwave of TE pattern in the microwave transmission carried out certain decay, play the purpose of anti-leak; Seal is combined as the rear end that resistive leakage energy inhibitor be installed on reactive leakage energy inhibitor and suction ripple inserts ring is with the suction Bomi, can the remainder microwave energy be absorbed again, further plays better protective action, effectively controls the microwave leakage amount.The present invention is designed to revolving " movable sealing " structure with the microwave leakage-proof structure, realizes microwave seal, can effectively prevent the microwave leakage of rotary microwave drying equipment, the 0.5mW/cm that leakage rate requires less than GB
2, can reach desirable protective action.
Further set forth content of the present invention below in conjunction with Figure of description.
Description of drawings
Fig. 1 is structural representation of the present invention.
Embodiment
As shown in Figure 1, a kind of rotary motive seal type microwave leakage prevention device, comprise the microwave source cavity 1 that is installed on the frame, pass and rotatable mass transport cylinder 6 from microwave source cavity intermediate lateral that mass transport cylinder 6 cooperates installation by the sleeve 7 that is enclosed within its outer surface with microwave source cavity 1.Outside sleeve 7, be positioned at microwave source cavity two ends, along drum shaft to from inside to outside be set with successively by the cut-off wave conduction leak the annular electro resistance that consists of of can inhibitor 2 combining with 1/4 wavelength waveguide slot inhibitor 3 leak can inhibitor, by inhaling ripple inserts ring 4 and the resistive leakage energy of the annular electro inhibitor of inhaling Bomi seal 5 and constituting; The annular electro resistance is leaked and can inhibitor one side be fixedly connected with by the first coupling member 9 with microwave source cavity 1 outer end side plate, suction ripple inserts ring 4 is loaded on the annular electro resistance and leaks and can use pressure ring 8 compressions in the inhibitor, the annular electro resistance is leaked and can inhibitor be fixedly connected with pressure ring 8 usefulness the second coupling member 10, inhales Bomi seal 5 and is loaded in the pressure ring 8; The annular electro resistance is leaked can inhibitor and the resistive leakage energy inhibitor of annular electro and pressure ring 8 formation anti-microwave leakage structures thereof.Anti-microwave leakage structure and microwave source cavity 1 are connected as one and maintain static, and mass transport cylinder 6 forms rotary movable sealing structure along the axial line rotation.The annular electro resistance is leaked the structure that the energy inhibitor adopts cut-off wave conduction leakage energy inhibitor and 1/4 wavelength waveguide slot inhibitor to combine, wherein the cut-off wave conduction leaks and can inhibitor most of microwave reflection can be melted down the chamber, 1/4 wavelength waveguide slot inhibitor then decays to the microwave of TE pattern in the microwave transmission, plays the purpose of anti-microwave leakage.The physical dimension of reactive leakage energy inhibitor is passed through calculative determination.Resistive leaks and can inhibitor then select 1～3 group of identical or not identical rotary movable sealing to make up, and present embodiment is that 1 group of suction ripple inserts ring 4 and three groups of suction Bomis seal 5 constitute.The encapsulant of inhaling ripple inserts ring 4, suction Bomi seal 5 adopts materials such as inhaling the good graphite of microwave property, silicon rubber, pyramid formula foam, can reach the anti-microwave leakage effect of desirable safety.
When adopting the present invention that material is carried out microwave drying treatment, material transmits by rotatablely moving of mass transport cylinder 6, and the microwave field effect of material emission of the microwave source in microwave source cavity 1 in transmission course is issued to the purpose of dry expansion.
The invention provides a kind of technical scheme for solving rotary microwave drying equipment anti-microwave leakage, effectively controlled microwave leakage, be applied in the continuous large-scale industrialized production so that the rotary microwave drying equipment satisfies the requirements.
Claims (3)
1. a rotary motive seal type microwave leakage prevention device is characterized in that,
1) comprise the microwave source cavity (1) that is installed on the frame, pass and rotatable mass transport cylinder (6) from microwave source cavity intermediate lateral, mass transport cylinder (6) cooperates installation by the sleeve (7) that is enclosed within its outer surface with microwave source cavity (1);
2) be positioned at microwave source cavity two ends at sleeve (7) outer round surface, along drum shaft to from inside to outside be set with successively by the cut-off wave conduction leak the annular electro resistance that consists of of can inhibitor (2) combining with 1/4 wavelength waveguide slot inhibitor (3) leak can inhibitor, by inhaling ripple inserts ring (4) and the resistive leakage energy of the annular electro inhibitor of inhaling Bomi seal (5) and constituting; The annular electro resistance is leaked and can inhibitor one side be fixedly connected with by the first coupling member (9) with microwave source cavity (1) outer end side plate, suction ripple inserts ring (4) is loaded on the annular electro resistance and leaks and can use pressure ring (8) compression in the inhibitor, the annular electro resistance is leaked and can inhibitor be fixedly connected with the second coupling member (10) with pressure ring (8), inhales Bomi seal (5) and is loaded in the pressure ring (8); The annular electro resistance is leaked energy inhibitor, the resistive leakage energy of annular electro inhibitor, pressure ring (8) formation anti-microwave leakage structure;
3) anti-microwave leakage structure and microwave source cavity (1) are connected as one and maintain static, and mass transport cylinder (6) forms rotary movable sealing structure along the axial line rotation.
2. a kind of rotary motive seal type microwave leakage prevention device according to claim 1 is characterized in that, the suction Bomi seal (5) that described resistive leaks the energy inhibitor is combined by 1～3 group of identical or not identical sealing ring, realizes the sealing to microwave.
3. a kind of rotary motive seal type microwave leakage prevention device according to claim 1 is characterized in that, the encapsulant of described suction ripple inserts ring (4), suction Bomi seal (5) is graphite or silicon rubber or pyramid formula foam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110138820.3A CN102316616B (en) | 2011-05-26 | 2011-05-26 | Rotary motive seal type microwave leakage prevention device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110138820.3A CN102316616B (en) | 2011-05-26 | 2011-05-26 | Rotary motive seal type microwave leakage prevention device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102316616A CN102316616A (en) | 2012-01-11 |
| CN102316616B true CN102316616B (en) | 2013-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110138820.3A Expired - Fee Related CN102316616B (en) | 2011-05-26 | 2011-05-26 | Rotary motive seal type microwave leakage prevention device |
Country Status (1)
| Country | Link |
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| CN (1) | CN102316616B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103249193A (en) * | 2013-04-23 | 2013-08-14 | 南京三乐电子信息产业集团有限公司 | Hybrid microwave suppressor |
| CN103220835B (en) * | 2013-04-24 | 2016-03-02 | 南京三乐电子信息产业集团有限公司 | Conveying device in a kind of microwave cavity |
| US9642194B2 (en) * | 2014-08-07 | 2017-05-02 | Industrial Microwave Systems, L.L.C. | Tubular choked waveguide applicator |
| CN105848326B (en) * | 2016-04-10 | 2019-02-01 | 安徽众尚微波科技有限公司 | A kind of tunnel-type microwave heating equipment |
| CN106206220B (en) * | 2016-07-08 | 2017-11-14 | 西南交通大学 | High power magnetron cathode cable microwave leakage protector |
| CN106128916B (en) * | 2016-07-13 | 2017-11-14 | 西南交通大学 | A kind of composite magnetic keyholed back plate cathode cable microwave leakage protector |
| CN106604437B (en) * | 2016-10-20 | 2022-11-25 | 核工业理化工程研究院 | Double-sealing structure of microwave resonant cavity |
| CN108870871B (en) * | 2018-05-21 | 2020-10-27 | 宁夏共享机床辅机有限公司 | Microwave drying equipment |
| CN111542166B (en) * | 2020-05-08 | 2023-04-25 | 烽火通信科技股份有限公司 | Annular microwave plasma resonant cavity |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2859408Y (en) * | 2005-10-12 | 2007-01-17 | 侯梦斌 | Revolving drum vacuum microwave processing device |
| CN201159574Y (en) * | 2007-12-07 | 2008-12-03 | 江阴辰欧微波能系统设备有限公司 | Microwave wind pressure type roller kiln drying and shaping equipment |
| CN201269683Y (en) * | 2008-07-18 | 2009-07-08 | 方辉辉 | Roll table type microwave continuous drying plant |
| CN101839619A (en) * | 2009-03-21 | 2010-09-22 | 周爱英 | Novel rotary type microwave drying device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001330369A (en) * | 2000-05-25 | 2001-11-30 | Mitsubishi Heavy Ind Ltd | Microwave leakage-preventing structure of microwave wave rotary drying machine |
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2011
- 2011-05-26 CN CN201110138820.3A patent/CN102316616B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2859408Y (en) * | 2005-10-12 | 2007-01-17 | 侯梦斌 | Revolving drum vacuum microwave processing device |
| CN201159574Y (en) * | 2007-12-07 | 2008-12-03 | 江阴辰欧微波能系统设备有限公司 | Microwave wind pressure type roller kiln drying and shaping equipment |
| CN201269683Y (en) * | 2008-07-18 | 2009-07-08 | 方辉辉 | Roll table type microwave continuous drying plant |
| CN101839619A (en) * | 2009-03-21 | 2010-09-22 | 周爱英 | Novel rotary type microwave drying device |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2001-330369A 2001.11.30 |
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| CN102316616A (en) | 2012-01-11 |
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Effective date of registration: 20180222 Address after: 650093 Kunming Road, Yunnan, No. 121 Wenchang Road, No. 68 Co-patentee after: Yunnan Kunchuan Tobacco Equipment Co. Ltd. Patentee after: Kunming University of Science and Technology Co-patentee after: Yunnan Reascend Tobacco Technology (Group) Co., Ltd. Address before: 650106 Kunming hi tech Zone, Yunnan Province, No. 41, Rui Sheng science and technology 609 Co-patentee before: Kunming University of Science and Technology Patentee before: Yunnan Kunchuanrunsheng Tobacco Processing New Technology Co., Ltd. |
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Granted publication date: 20130320 Termination date: 20200526 |