CN110136937B - Support structure of split type pulse magnet coil - Google Patents
Support structure of split type pulse magnet coil Download PDFInfo
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- CN110136937B CN110136937B CN201910386884.1A CN201910386884A CN110136937B CN 110136937 B CN110136937 B CN 110136937B CN 201910386884 A CN201910386884 A CN 201910386884A CN 110136937 B CN110136937 B CN 110136937B
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- 238000005259 measurement Methods 0.000 claims abstract description 26
- 239000000463 material Substances 0.000 claims description 6
- 238000007599 discharging Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 238000000429 assembly Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 238000002441 X-ray diffraction Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
- H01F27/306—Fastening or mounting coils or windings on core, casing or other support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/20—Electromagnets; Actuators including electromagnets without armatures
- H01F7/202—Electromagnets for high magnetic field strength
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Measuring Magnetic Variables (AREA)
- Magnetic Treatment Devices (AREA)
Abstract
The invention discloses a support structure of a split type pulse magnet coil, which comprises an upper coil and a lower coil, wherein the upper coil and the lower coil are layered by the support structure, the support structure comprises a measurement passage support assembly, one end of the support assembly is attached to the upper coil, the other end of the support assembly is attached to the lower coil, electromagnetic force between the upper coil and the lower coil is supported, and an opening is formed in the middle of the measurement passage support assembly and used for constructing a measurement passage; and an internal load supporting assembly, one end of which is attached to the layering plane of the upper coil and the other end of which is attached to the layering plane of the lower coil, for supporting the magnet coil to attract electromagnetic force acting on the magnet coil, and both ends of which are vertically supported by a screw for supporting axial electromagnetic force generated by the upper and lower coils. The support structure of the split type pulse magnet coil provided by the invention is placed by utilizing the combination of the measurement passage support assembly and the internal load support assembly, and the generated electromagnetic force is decomposed to each support assembly in the magnet discharging process, so that the mechanical stability of the magnet structure is enhanced.
Description
Technical Field
The invention belongs to the field of strong magnetic field magnet supporting structures, and particularly relates to a supporting structure of a split type pulse magnet coil.
Background
Along with the development and the needs of science and technology, special magnetic field application modes and measurement modes in scientific experiments like strong magnetic field X-ray diffraction, spallation neutron source research, medical biological tissue culture and the like are similar to the requirements on electromagnetic devices. Compared with steady-state magnets and superconducting magnets, split-type pulse magnets are widely adopted by laboratories of various countries to meet special experimental requirements.
The structure of the split pulse magnet adopted at home and abroad at present is mainly Faraday geometry and Volter geometry. Wherein the faraday geometry, i.e. the horizontal placement of the magnet coils, the maximum scattering angle is limited by the diameter and length of the borehole; the wovens geometry is composed of two halves of magnet coils placed axisymmetrically on either side of the midplane, however this magnet structure arrangement is difficult to withstand the electromagnetic forces between the magnet coils, and a magnetic field above 10T may cause the magnets to collapse. Therefore, the mechanical stability of the existing split-type pulse magnet structure becomes a main technical difficulty for realizing the split-type pulse magnet with high field intensity.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a support structure of a split type pulse magnet coil, which aims to solve the problem of unstable structure mechanics of the traditional split type pulse magnet under the condition of ultrahigh magnetic field intensity.
To achieve the above object, the present invention provides a support structure of split pulse magnet coil, wherein the split pulse magnet includes a magnet coil for generating a magnetic field by energization, and a support structure including an upper coil and a lower coil each layered by the support structure, the support structure comprising:
a measurement path supporting assembly having one end attached to an upper coil of the magnet coil and the other end attached to a lower coil of the magnet coil, for supporting electromagnetic force between the upper coil of the magnet coil and the lower coil of the magnet coil, the middle of the measurement path supporting assembly being opened with an opening for constructing a measurement path;
and an internal load supporting assembly having one end attached to the layered plane of the upper coil of the magnet coil and the other end attached to the layered plane of the lower coil of the magnet coil, for supporting the magnet coil to attract electromagnetic force acting on the magnet coil, and having both ends vertically supported by a plurality of screws for supporting axial electromagnetic force generated by the partial coils of the upper and lower coils. The internal load support components axially layer the magnet coils, electromagnetic force generated by the magnet coils in the magnet discharging process is distributed to each internal load support component in a certain proportion, so that the support and reinforcement effects on the magnet coils are achieved, and the technical difficulty that the mechanical stability of the support structure of the traditional split type pulse magnet coils is unstable under the condition of ultrahigh magnetic field intensity is solved.
Preferably, the support structure of the split pulse magnet coil further comprises an outer support assembly supporting the inner load support assembly, the outer support assembly being integrally attached to both ends of the magnet coil with an outermost layer of the inner load support assembly.
Preferably, the internal load support assembly is a plate having mechanical strength, the plane of the plate being perpendicular to the axial direction of the magnet coils.
Preferably, the plates of the internal load supporting assembly are arranged in pairs between the upper coil and the lower coil respectively, the upper coil and the lower coil are layered respectively, the number of the internal load supporting assembly is more, and the magnet coils which can be supported are larger in number, so that the electromagnetic force acting on the magnet coils is larger.
Preferably, the measurement path support assembly is a plate having mechanical strength, the plane of which is perpendicular to the axial direction of the magnet coil, and a rod parallel to the axial direction of the magnet coil.
Preferably, a plate of the measurement path support assembly is disposed in the middle of the magnet coil, dividing the magnet coil into an upper coil and a lower coil.
Preferably, the measuring passages of the measuring passage supporting assembly are realized by providing openings in the sheet material of the measuring passage supporting structure, the number of openings determining the number of said measuring passages. The angle of the opening may be selected and designed as desired to provide an optical access for sample measurement.
By the above technical scheme, compared with the prior art, the invention can obtain the following
The beneficial effects are that:
1. the split type pulse magnet coil supporting structure provided by the invention is placed by utilizing the combination of the measuring passage supporting component and the internal load supporting component, and the generated electromagnetic force is decomposed to each supporting component in the magnet discharging process, so that the structural mechanical stability of the split type pulse magnet is enhanced, and the magnetic field strength can be greatly improved under the same mechanical property of materials;
2. compared with the traditional split type magnet, the electromagnetic acting force is shared by the measuring passage supporting component and the internal load supporting component, the measuring passage supporting component only needs to bear part of the electromagnetic acting force, the mechanical requirement on the measuring passage is greatly reduced, the measuring passage can be selected according to actual requirements, and the plasticity of the passage measurement is strong;
3. the support structure of the split type pulse magnet coil provided by the invention can be used for designing and distributing the number of the measuring channel support components and the number of the internal load support components according to actual needs, and has high structural design flexibility.
Drawings
Fig. 1 is a schematic cross-sectional view of a split pulse magnet according to embodiment 1 of the present invention;
fig. 2 is a schematic structural diagram of a split pulse magnet according to embodiment 2 of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention. In addition, the technical features of the embodiments of the present invention described below may be combined with each other as long as they do not interfere with each other.
Fig. 1 is a schematic structural diagram of a split-type pulse magnet including a pair of internal support structure assemblies according to embodiment 1 of the present invention, wherein the split-type pulse magnet includes a magnet coil for generating a magnetic field by energization, and a support structure including an upper coil and a lower coil each layered by the support structure, the support structure including:
a measurement path supporting assembly having one end attached to an upper coil of the magnet coil and the other end attached to a lower coil of the magnet coil, for supporting electromagnetic force between the upper coil of the magnet coil and the lower coil of the magnet coil, for constructing a measurement path;
a measurement path supporting assembly having one end attached to an upper coil of the magnet coil and the other end attached to a lower coil of the magnet coil, for supporting electromagnetic force between the upper coil of the magnet coil and the lower coil of the magnet coil, the middle of the measurement path supporting assembly being opened with an opening for constructing a measurement path;
and an internal load supporting assembly having one end attached to the layered plane of the upper coil of the magnet coil and the other end attached to the layered plane of the lower coil of the magnet coil, for supporting the magnet coil to attract electromagnetic force acting on the magnet coil, and having both ends vertically supported by a plurality of screws for supporting axial electromagnetic force generated by the partial coils of the upper and lower coils. The internal load support components axially layer the magnet coils, electromagnetic force generated by the magnet coils in the magnet discharging process is distributed to each internal load support component in a certain proportion, so that the support and reinforcement effects on the magnet coils are achieved, and the technical difficulty that the mechanical stability of the support structure of the traditional split type pulse magnet coils is unstable under the condition of ultrahigh magnetic field intensity is solved.
Specifically, the support structure of the split pulse magnet coil further includes an outer support assembly supporting an inner load support assembly, the outer support assembly being integrally attached to both ends of the magnet coil with an outermost layer of the inner load support assembly.
Specifically, the internal load support assembly is a plate having mechanical strength, the plane of the plate being perpendicular to the axial direction of the magnet coils.
Specifically, the plates of the internal load support assembly are arranged in pairs between the upper coil and the lower coil respectively, the upper coil and the lower coil are layered respectively, the number of the internal load support assembly is multiple, and the number is greater, the magnet coils which can be supported are larger in order to attract electromagnetic force acting on the magnet coils.
Specifically, the measurement passage support assembly is a plate material having mechanical strength, the plane of which is perpendicular to the axial direction of the magnet coil, and a rod material, which is parallel to the axial direction of the magnet coil.
Specifically, the plate of the measurement path support assembly is disposed in the middle of the magnet coil, dividing the magnet coil into an upper coil and a lower coil.
Specifically, the measuring passages of the measuring passage supporting component are realized by arranging openings on the plate material of the measuring passage supporting structure, and the number of the openings determines the number of the measuring passages. The angle of the opening may be selected and designed as desired to provide an optical access for sample measurement.
In this embodiment, a measurement path support assembly and a pair of internal load support assemblies are taken as an example.
FIG. 2 is a schematic structural diagram of a split pulse magnet provided in embodiment 2 of the present invention, wherein the split pulse magnet comprises a measurement path support assembly and two pairs of internal load support assemblies, the measurement path support assembly is disposed between upper and lower coils, an upper support plate of the internal load support assembly is disposed on a plane in the middle of the upper coil, the upper coil is divided into an upper portion and a lower portion, and the upper coil is linked with a vertical screw rod to form an internal load support assembly for bearing the acting force of the magnet coils on the layered plane; the lower support plate is arranged on a certain plane in the middle of the lower coil, divides the upper coil into an upper part and a lower part, and is linked with the vertical screw rod to form an internal load support assembly for bearing the acting force of the magnet coil on the layered plane.
In the case of X-ray diffraction experiments, in most cases, since the induction effect of the magnetic field is anisotropic, a magnetic field needs to be applied along a specific crystallographic axis, in the embodiment of fig. 2, the crystal axis of the sample can be conformed to the central axial direction of the magnet, and the requirement of the experiment on the magnetic field direction can be met in the process of discharging the magnet; at this time, the stress on the measuring passage supporting component can be adjusted to be repulsive force or attractive force according to actual needs, so that the mechanical requirement on the measuring passage supporting component is reduced, and a large-angle optical access channel can be designed on the measuring supporting component, and the measuring can be performed under the condition of high scattering angle.
It will be readily appreciated by those skilled in the art that the foregoing description is merely a preferred embodiment of the invention and is not intended to limit the invention, but any modifications, equivalents, improvements or alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (2)
1. A support structure for split pulse magnet coils, wherein the magnet coils comprise an upper coil and a lower coil, both of which are layered by the support structure, the support structure comprising:
a measurement path supporting assembly having one end attached to the upper coil and the other end attached to the lower coil for supporting electromagnetic force between the upper coil and the lower coil, the measurement path supporting assembly having an opening at a middle portion thereof for constructing a measurement path; the measuring channel support assembly comprises a plate and a rod, wherein the plane of the plate is perpendicular to the axial direction of the magnet coil, and the rod is parallel to the axial direction of the magnet coil; the plate of the measuring passage supporting component is arranged in the middle of the magnet coil and divides the magnet coil into an upper coil and a lower coil;
an internal load supporting assembly having one end attached to the layering plane of the upper coil and the other end attached to the layering plane of the lower coil, for supporting a magnet coil to attract electromagnetic force acting on the magnet coil, both ends being vertically supported by a plurality of screws for supporting axial electromagnetic force generated by the upper and lower coils; the internal load supporting component comprises a plate, the plane of the plate is perpendicular to the axial direction of the magnet coil, the plate of the internal load supporting component is arranged between the upper coil and the lower coil in pairs, the upper coil and the lower coil are layered respectively, the number of the internal load supporting component is more, and the magnet coil which can be supported is larger in electromagnetic force which acts on the magnet coil in a attraction way;
an outer support assembly supporting the inner load support assembly, the outer support assembly being integrally attached to both ends of the magnet coil with the outermost layer of the inner load support assembly.
2. The structure of claim 1, wherein the measuring passages of the measuring passage supporting member are realized by providing openings in a plate material of the measuring passage supporting member, the number of the openings determining the number of the measuring passages.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910386884.1A CN110136937B (en) | 2019-05-10 | 2019-05-10 | Support structure of split type pulse magnet coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910386884.1A CN110136937B (en) | 2019-05-10 | 2019-05-10 | Support structure of split type pulse magnet coil |
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| Publication Number | Publication Date |
|---|---|
| CN110136937A CN110136937A (en) | 2019-08-16 |
| CN110136937B true CN110136937B (en) | 2024-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910386884.1A Active CN110136937B (en) | 2019-05-10 | 2019-05-10 | Support structure of split type pulse magnet coil |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111009378A (en) * | 2019-12-20 | 2020-04-14 | 华中科技大学 | High-strength parallel pulse magnet device |
| CN115394513B (en) * | 2022-07-21 | 2023-04-18 | 哈尔滨工业大学 | Coaxial symmetrical strong pulse four-coil-set supporting device and coaxial symmetrical strong pulse four-coil set |
| CN116052979B (en) * | 2023-01-18 | 2023-06-30 | 哈尔滨工业大学 | Sectional type high-rigidity large-scale magnet structure |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102360691A (en) * | 2011-06-24 | 2012-02-22 | 中国科学院电工研究所 | Open-type nuclear magnetic resonance magnet system with iron hoop structure |
| CN105334441A (en) * | 2015-11-28 | 2016-02-17 | 华中科技大学 | Device and method for detecting insulation fault of pulse magnet |
| CN209747316U (en) * | 2019-05-10 | 2019-12-06 | 华中科技大学 | supporting structure of split type pulse magnet coil |
-
2019
- 2019-05-10 CN CN201910386884.1A patent/CN110136937B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102360691A (en) * | 2011-06-24 | 2012-02-22 | 中国科学院电工研究所 | Open-type nuclear magnetic resonance magnet system with iron hoop structure |
| CN105334441A (en) * | 2015-11-28 | 2016-02-17 | 华中科技大学 | Device and method for detecting insulation fault of pulse magnet |
| CN209747316U (en) * | 2019-05-10 | 2019-12-06 | 华中科技大学 | supporting structure of split type pulse magnet coil |
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| CN110136937A (en) | 2019-08-16 |
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