CN103137397A - Electromagnet for magnetron - Google Patents
Electromagnet for magnetron Download PDFInfo
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- CN103137397A CN103137397A CN2013100481967A CN201310048196A CN103137397A CN 103137397 A CN103137397 A CN 103137397A CN 2013100481967 A CN2013100481967 A CN 2013100481967A CN 201310048196 A CN201310048196 A CN 201310048196A CN 103137397 A CN103137397 A CN 103137397A
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- waveguide
- electromagnet
- cooling water
- magnetron
- mounting plate
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Abstract
The invention belongs to the field of electromagnetic control technology, and particularly relates to an electromagnet for a magnetron. The electromagnet comprises an electromagnet skeleton, a magnetic strip coil, square and circular transition waveguides, magnetic shielding strips, an inflation connector and a water cooling device. The magnetic strip coil is connected on the periphery of a central sleeve in a sleeved mode, and seven annular water cooling plates are arranged in the water cooling device in parallel and are respectively connected with the upper edge and the lower edge of the magnetic strip coil in a sleeved mode. The upper ends and the lower ends of a plurality of magnetic shielding strips are fixed on a front mounting plate and a rear mounting plate and evenly arrayed on the periphery of a cooling water pipe. Circular waveguides of the square and circular transition waveguides are connected with cylindrical waveguides in the electromagnet skeleton through sealing rings. The inflation connector is arranged on square waveguides in the square and circular transition waveguides. The electromagnet for the magnetron can totally meet requirement of the magnetron M 5028.
Description
Technical field
The invention belongs to the Electromagnetic Control technical field, be specifically related to electromagnet a kind of and that magnetron is supporting.
Background technology
Magnetron is a kind of electron tube that is used for producing microwave energy, it is in fact a diode that is placed in the stationary magnetic field, in pipe, electronics is under the control of orthogonal stationary magnetic field and steady electric field, the energy that occurs to interact obtaining from steady electric field with the electromagnetic field of high frequency changes microwave energy into, thereby reaches the purpose that produces microwave energy;
The external magnetic field that the magnetron need of work is certain, the external magnetic field has two kinds of forms usually: (1) adopts constant permanent magnet that magnetic field is provided, as the 4.8MW of Toshiba magnetron, this magnetron is operated in a kind of working method, the output microwave power is constant, for a change input the microwave power of accelerating tube, need to increase a powerful power divider in microwave feeder; Adopt the cost of this mode higher; (2) electromagnet provides magnetic field.
Summary of the invention
The objective of the invention is: a kind of magnetron electromagnet is provided, can changes the magnetic field intensity that provides by input current, for magnetron provides work required external magnetic field.
Technical scheme of the present invention is: a kind of magnetron electromagnet, and it comprises: electromagnet skeleton, magnetic stripe coil, circumference conversion waveguide, magnetic screen bar, gas-charging connection and water cooling plant;
Described electromagnet skeleton comprises: front mounting plate, rear mounting panel and cylindrical waveguide; Described front mounting plate and rear mounting panel are provided with the through hole with the external diameter such as described cylindrical waveguide, and described cylindrical waveguide connects described front mounting plate and rear mounting panel;
Described magnetic stripe coil is the pie structure, and quantity has 6, mutually is parallel to electric power loop after series connection between adjacent two;
Described circumference conversion waveguide is divided into orthogonal two parts, and along continuous straight runs is rectangular waveguide, is vertically circular waveguide, and described circular waveguide is positioned at the stage casing of described rectangular waveguide;
Described water cooling plant comprises: the cooling water pipe of 7 annulars, 7 cooled plate, cooling water input adapter, cooling water discharge conection and minute water assemblies; The input of described cooling water is taken over, the cooling water discharge conection is connected with the interface that divides water assembly, and the cooling water pipe pipeline connection of described minute water assembly and 7 annulars, the cooling water pipe of described 7 annulars are socketed in respectively in the groove of described 7 cooled plate outer rings;
Integrated connection closes: described magnetic strip line snare is connected on the periphery of described cylindrical central sleeve; The cooled plate of 7 annulars in described water cooling plant be arranged in parallel and is socketed in respectively the upper lower limb of described magnetic stripe coil; Two ends, described magnetic screen bar up and down are fixed on described front mounting plate, rear mounting panel, the uniform periphery that is arranged in described cooling water pipe; The circular waveguide of described circumference conversion waveguide is connected with cylindrical waveguide in described electromagnet skeleton by sealing ring; Described gas-charging connection is arranged in described circumference conversion waveguide on rectangular waveguide.
Beneficial effect: (1) the present invention has adopted the method that connection in series-parallel combines to connect the magnetic stripe coil, has reached higher magnetic field intensity, and magnetic field intensity is adjustable continuously in the 100-170mT scope;
The temperature that has produced when (2) the present invention has adopted water cooling plant effectively to control the magnetic stripe coil working has extended the useful life of installing;
(3) the present invention is provided with gas-charging connection at an end of circumference conversion, can directly access for external gas source, guarantees that microwave works under the inert gas of certain pressure.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the A-A cutaway view of Fig. 1;
Wherein, 1-divides that mounting panel after water assembly, 5-sealing ring, 6-gas-charging connection, 8-, 9-cooled plate, 10-cooling water pipe, 11-front mounting plate, 12-magnetron pressure ring, 14-magnetic stripe coil, 20-magnetic screen bar, the input of 21-cooling water are taken over, 22-cooling water discharge conection.
Embodiment
Referring to accompanying drawing 1,2, a kind of magnetron electromagnet, it comprises: electromagnet skeleton, magnetic stripe coil 14, circumference conversion waveguide, magnetic screen bar 20, gas-charging connection 6 and water cooling plant;
The electromagnet skeleton comprises: front mounting plate 11, rear mounting panel 8 and cylindrical waveguide; Front mounting plate 11 and rear mounting panel 8 are provided with the through hole with the external diameter such as cylindrical waveguide, and cylindrical waveguide connects front mounting plate 11 and rear mounting panel 8;
Circumference conversion waveguide is divided into orthogonal two parts, and along continuous straight runs is rectangular waveguide, is vertically circular waveguide, and circular waveguide is positioned at the stage casing of rectangular waveguide;
Water cooling plant comprises: the cooling water pipe 10 of 7 annulars, 7 cooled plate 9, cooling water input adapter 21, cooling water discharge conection 22 and minute water assemblies 1; Cooling water input takes over 21, cooling water discharge conection 22 is connected with the interface of minute water assembly 1, divides cooling water pipe 10 pipeline connections of water assembly 1 and 7 annulars, and the cooling water pipe 10 of 7 annulars is socketed in respectively in the groove of 7 cooled plate 9 outer rings; The material selection red copper of cooling water pipe 10;
Integrated connection closes: magnetic stripe coil 14 is socketed in the periphery of cylindrical central sleeve; The cooled plate 9 of 7 annulars in water cooling plant be arranged in parallel and is socketed in respectively the upper lower limb of magnetic stripe coil 14; The magnetic screen bar is fixed on front mounting plate 11, rear mounting panel 8 in two ends Shang Xia 20, the uniform periphery that is arranged in cooling water pipe 10; The circular waveguide of circumference conversion waveguide is connected with cylindrical waveguide in the electromagnet skeleton by sealing ring 5; Gas-charging connection 6 is arranged in circumference conversion waveguide on rectangular waveguide.
More excellent installation for convenience is magnetron fixedly, and the present invention also comprises a magnetron pressure ring 12 on the basis of such scheme, and magnetron pressure ring 12 is arranged on front mounting plate 11.
After tested, carry out structural design by the solution of the present invention, when the thickness of magnetic stripe coil 14 is 24mm, the number of turn is 363, and the thickness of cooled plate 9 is 6mm, when magnetic stripe coil 14 is connected the Constant Electric Current of 34A, the magnetic field intensity that produces is 170mT, satisfies the requirement of magnetron M5028 fully.
Claims (3)
1. a magnetron electromagnet, is characterized in that, it comprises: electromagnet skeleton, magnetic stripe coil (14), circumference conversion waveguide, magnetic screen bar (20), gas-charging connection (6) and water cooling plant;
Described electromagnet skeleton comprises: front mounting plate (11), rear mounting panel (8) and cylindrical waveguide; Described front mounting plate (11) and rear mounting panel (8) are provided with the through hole with the external diameter such as described cylindrical waveguide, and described cylindrical waveguide connects described front mounting plate (11) and rear mounting panel (8);
Described magnetic stripe coil (14) is the pie structure, and quantity has 6, mutually is parallel to electric power loop after series connection between adjacent two;
Described circumference conversion waveguide is divided into orthogonal two parts, and along continuous straight runs is rectangular waveguide, is vertically circular waveguide, and described circular waveguide is positioned at the stage casing of described rectangular waveguide;
Described water cooling plant comprises: (21), cooling water discharge conection (22) and minute water assembly (1) are taken in the cooling water pipe of 7 annulars (10), 7 cooled plate (9), cooling water input; (21) are taken in described cooling water input, cooling water discharge conection (22) is connected with the interface of minute water assembly (1), cooling water pipe (10) pipeline connection of described minute water assembly (1) and 7 annulars, the cooling water pipe of described 7 annulars (10) is socketed in respectively in the groove of described 7 cooled plate (9) outer ring;
Integrated connection closes: described magnetic stripe coil (14) is socketed in the periphery of described cylindrical central sleeve; The cooled plate (9) of 7 annulars in described water cooling plant be arranged in parallel and is socketed in respectively the upper lower limb of described magnetic stripe coil (14); Two ends, described magnetic screen bar (20) up and down are fixed on described front mounting plate (11), rear mounting panel (8), the uniform periphery that is arranged in described cooling water pipe (10); The circular waveguide of described circumference conversion waveguide is connected with cylindrical waveguide in described electromagnet skeleton by sealing ring (5); Described gas-charging connection (6) is arranged in described circumference conversion waveguide on rectangular waveguide.
2. a kind of magnetron electromagnet as claimed in claim 1, is characterized in that, it also comprises a magnetron pressure ring (12), and described magnetron pressure ring (12) is arranged on described front mounting plate (11).
3. a kind of magnetron electromagnet as claimed in claim 1 or 2, is characterized in that, the material selection red copper of described cooling water pipe (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100481967A CN103137397A (en) | 2013-02-06 | 2013-02-06 | Electromagnet for magnetron |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100481967A CN103137397A (en) | 2013-02-06 | 2013-02-06 | Electromagnet for magnetron |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103137397A true CN103137397A (en) | 2013-06-05 |
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ID=48497058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100481967A Pending CN103137397A (en) | 2013-02-06 | 2013-02-06 | Electromagnet for magnetron |
Country Status (1)
| Country | Link |
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| CN (1) | CN103137397A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103617862A (en) * | 2013-11-27 | 2014-03-05 | 南京三乐微波技术发展有限公司 | Water-cooled electromagnet for magnetron and magnetron device |
| CN104669111A (en) * | 2015-02-16 | 2015-06-03 | 湖州美泰电气科技有限公司 | Electromagnetic sucker device with constant temperature control function |
| CN105573349A (en) * | 2015-12-15 | 2016-05-11 | 华北电力科学研究院有限责任公司 | Limiting sensor and limiting device |
| CN107275035A (en) * | 2017-07-25 | 2017-10-20 | 无锡希恩电气有限公司 | A kind of electromagnet for magnetron |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3922612A (en) * | 1972-06-30 | 1975-11-25 | Tokyo Shibaura Electric Co | Magnetron device |
| CN101645385A (en) * | 2008-08-08 | 2010-02-10 | 乐金电子(天津)电器有限公司 | Water cooling structure of microwave oven magnetron |
-
2013
- 2013-02-06 CN CN2013100481967A patent/CN103137397A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3922612A (en) * | 1972-06-30 | 1975-11-25 | Tokyo Shibaura Electric Co | Magnetron device |
| CN101645385A (en) * | 2008-08-08 | 2010-02-10 | 乐金电子(天津)电器有限公司 | Water cooling structure of microwave oven magnetron |
Non-Patent Citations (1)
| Title |
|---|
| 吴建兴,柘江,高阳: "医用加速器用大功率磁控管配套电磁铁的研究", 《医疗装备》, no. 8, 30 August 2011 (2011-08-30) * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103617862A (en) * | 2013-11-27 | 2014-03-05 | 南京三乐微波技术发展有限公司 | Water-cooled electromagnet for magnetron and magnetron device |
| CN103617862B (en) * | 2013-11-27 | 2016-08-17 | 南京三乐微波技术发展有限公司 | The water-cooled electro-magnet of magnetron and magnetron device |
| CN104669111A (en) * | 2015-02-16 | 2015-06-03 | 湖州美泰电气科技有限公司 | Electromagnetic sucker device with constant temperature control function |
| CN105573349A (en) * | 2015-12-15 | 2016-05-11 | 华北电力科学研究院有限责任公司 | Limiting sensor and limiting device |
| CN107275035A (en) * | 2017-07-25 | 2017-10-20 | 无锡希恩电气有限公司 | A kind of electromagnet for magnetron |
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Application publication date: 20130605 |