CN106504849A - A kind of high temperature superconductive wire ring framework - Google Patents
A kind of high temperature superconductive wire ring framework Download PDFInfo
- Publication number
- CN106504849A CN106504849A CN201611156310.8A CN201611156310A CN106504849A CN 106504849 A CN106504849 A CN 106504849A CN 201611156310 A CN201611156310 A CN 201611156310A CN 106504849 A CN106504849 A CN 106504849A
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- Prior art keywords
- bobbin
- coil
- high temperature
- wire ring
- superconductive wire
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F6/00—Superconducting magnets; Superconducting coils
- H01F6/06—Coils, e.g. winding, insulating, terminating or casing arrangements therefor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F6/00—Superconducting magnets; Superconducting coils
- H01F6/06—Coils, e.g. winding, insulating, terminating or casing arrangements therefor
- H01F6/065—Feed-through bushings, terminals and joints
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Containers, Films, And Cooling For Superconductive Devices (AREA)
Abstract
The embodiment of the invention discloses a kind of high temperature superconductive wire ring framework, including being arranged in order three bobbins of placement, respectively First Line coil, the second bobbin and tertiary coil frame from inside to outside；Each bobbin includes a bobbin body for coiling, and bobbin body is respectively arranged at two ends with upper flange and lower flange；Upper flange is provided with two lead-out grooves, and lead-out groove is used for the interface for drawing coil；High temperature superconductive wire ring framework also includes two insulation boards, fixes an electrode on each insulation board, and electrode is used for the interface for welding coil.A kind of high temperature superconductive wire ring framework provided in an embodiment of the present invention, superconducting coil on each bobbin is relatively independent, if certain root superconducting coil is damaged or failure, short circuit this failure superconducting coil, connection non-faulting superconducting coil forms series loop, then superconducting coil normally can run, it is to avoid the waste of superconducting coil, also reduce the use cost of superconducting coil.
Description
Technical field
The present invention relates to high temperature superconductor technology field, more particularly to a kind of high temperature superconductive wire ring framework.
Background technology
Superconductor, also known as superconductor, refers at a certain temperature, resistance is zero conductor.The zero resistance of superconductor
Characteristic makes which there is huge application potential, the superconducting coil for for example being prepared using superconductor to pass in electric current in power domain
During defeated, superconducting coil has the advantages that low-loss, high efficiency and transmission electric current density are high, therefore, it can be greatly lowered
Grid loss.
Superconducting magnet apparatus include liquid nitrogen container, chiller and superconducting coil or band (hereinafter referred to as coil), liquid
Nitrogen cascade is used for holding liquid nitrogen, while also functioning to the effect for fixing chiller and coil；Chiller is using in liquid nitrogen container
Liquid nitrogen for coil provide superconduction needed for low temperature.Coil is the core component of superconducting magnet apparatus, and the coiling of superconducting coil need to
The coiling skeleton and suitable technique for coiling of coupling to be designed, needs to solve emphatically layer in the design process of skeleton to twine around annular
The control of the control of internal stress, the depth of parallelism in superconducting coil winding process and spiral angle during.By adjustable tension
Tension force and angle in equipment control winding process, so as to optimize layer insulation yardstick, meets high-temperature superconductor performance needs.
In prior art, directly it is wound on coil rack using single superconducting coil, if certain part of superconducting coil is sent out
Raw infringement, then this superconducting coil can not be continuing with, and cause the waste of superconducting coil, make the use cost of superconducting coil compared with
Height, have impact on widely using for superconducting magnet.
Content of the invention
Provide a kind of high temperature superconductive wire ring framework in the embodiment of the present invention, with solve superconducting coil in prior art certain
Part is damaged, and causes this superconducting coil unusable, so as to the problem for causing superconducting coil use cost higher.
In order to solve above-mentioned technical problem, the embodiment of the invention discloses following technical scheme：
A kind of high temperature superconductive wire ring framework, including a bobbin group, the bobbin group includes several bobbins, several
The bobbin is arranged in order placement from inside to outside；Each described bobbin includes a bobbin sheet for coiling
Body, the bobbin body are respectively arranged at two ends with upper flange and lower flange；The upper flange is provided with two lead-out grooves, described
Lead-out groove is used for the interface for drawing coil；
The high temperature superconductive wire ring framework also includes two insulation boards, fixes an electrode on each described insulation board, described
Electrode is used for the interface for welding coil.
Preferably, the bobbin group includes three bobbins, is respectively arranged in order the First Line of placement from inside to outside
Coil, the second bobbin and tertiary coil frame.
Preferably, the coil body is racetrack.
Preferably, the bobbin is fiberglass non-magnetic material.
Preferably, the one end on the bobbin near upper flange is provided with several upper fixing elements, sets on fixed part
There are three upper draw-in grooves arranged in parallel, three upper draw-in grooves to be respectively used to fix three bobbins.
Preferably, the one end on the bobbin near lower flange is provided with several lower fixtures, sets on the lower fixture
There are three lower bayonet slots for being used for successively fixing three bobbins, be additionally provided with the lower fixture for solid with liquid nitrogen container
The waist-shaped hole of fixed connection；
Preferably, the quantity of fixed part is 4, and 4 fixed parts uniformly divide in the bobbin upper end
Cloth；The quantity of the lower fixture is 4, and the lower fixture is correspondingly arranged with upper fixing element.
Preferably, the insulation board is fixed on the lateral wall of the bobbin body of the tertiary coil frame by concave station fastener
Place.
Preferably, the electrode is copper plate electrode, and the insulation board is epoxy resins insulation plate.
From above technical scheme, a kind of high temperature superconductive wire ring framework provided in an embodiment of the present invention, including a coil
Frame group, bobbin group include that the bobbin of several mutually nested settings, each bobbin include the line for winding superconducting coil
Coil body and the lead-out groove for drawing coil interface.The single superconducting coil of each self-winding one on each bobbin, surpasses
The coil interface of loop is stretched out from lead-out groove, and the coil interface on different bobbins can be attached, and forms tandem junction
Structure.Superconducting coil on each bobbin is relatively independent, if certain root coil is damaged or failure, short circuit this failure coil, even
Connect non-faulting coil and form series loop, then superconducting coil normally can run, it is to avoid the waste of superconducting coil, also reduce super
The use cost of loop.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, for those of ordinary skill in the art
Speech, on the premise of not paying creative work, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 is a kind of structural representation of high temperature superconductive wire ring framework provided in an embodiment of the present invention；
Fig. 2 is the enlarged drawing of bobbin group provided in an embodiment of the present invention；
Fig. 3 is a kind of structural representation of bobbin provided in an embodiment of the present invention；
Fig. 4 is the structural representation of upper fixing element provided in an embodiment of the present invention；
Fig. 5 is the structural representation of lower fixture provided in an embodiment of the present invention；
Label in Fig. 1-5 is expressed as：1- bobbin groups, 11- First Line coil, the second bobbins of 12-, the 3rd lines of 13-
Coil, 2- bobbin bodies, 31- upper flanges, 32- lower flanges, 4- lead-out grooves, 5- insulation boards, 51- concave station fasteners, 6- electrodes,
71- upper fixing elements, the upper draw-in grooves of 711-, fixture under 72-, 721- lower bayonet slots, 722- waist-shaped holes.
Specific embodiment
In order that those skilled in the art more fully understand the technical scheme in the present invention, below in conjunction with of the invention real
Apply the accompanying drawing in example, to the embodiment of the present invention in technical scheme be clearly and completely described, it is clear that described enforcement
Example is only a part of embodiment of the invention, rather than whole embodiment.Embodiment in based on the present invention, this area are common
The every other embodiment obtained under the premise of creative work is not made by technical staff, should all belong to protection of the present invention
Scope.
Fig. 1 is a kind of structural representation of high temperature superconductive wire ring framework provided in an embodiment of the present invention, as shown in figure 1, bag
A bobbin group 1 is included, bobbin group 1 includes several bobbins.For save space, several bobbins have different internal diameters
Size, several bobbins are according to the ascending order of internal diameter size, nested setting successively from inside to outside.
Single line circle is each wound on several bobbins, and wherein, the coil wound on a certain bobbin is any one with other
Coil connection on bobbin.If the coil on certain bobbin is damaged or failure, can be by the coil on this bobbin
Carry out short circuit, the coil on its bobbin be sequentially connected, then this superconducting magnet still can normal work, so as to solve line
The higher problem of circle use cost.
Additionally, compared with a bobbin is provided only with, after multiple bobbins are set, the coil of winding on each bobbin
Quantity is reduced, and therefore, the number of plies of winding is less, be conducive to the radiating of inner coil, it is to avoid because of Jiao produced in coil operation
Have burning ears and cannot shed in time, cause the generation of magnet quenching phenomenon.
Bobbin group includes that several bobbins, those skilled in the art can arrange the number of bobbin according to practical situation,
Such as 3,4 or 5 etc., which belongs to the protection domain of this area.Fig. 2 is bobbin group provided in an embodiment of the present invention
Enlarged drawing, as shown in Fig. 2 in the present embodiment, high temperature superconductive wire ring framework includes three bobbins, respectively First Line coil
11st, the second bobbin 12 and tertiary coil frame 13, three bobbin nested placements successively from inside to outside.For the ease of consolidating afterwards
Determine fixing of the part to bobbin, the internal diameter of First Line coil 11, the second bobbin 12 and tertiary coil frame 13 successively into etc. difference
Row are arranged, i.e., after being arranged in order outward placement in three bobbins, make the spacing of adjacent lines coil consistent.Meanwhile, for convenience
Bobbin and the cooperation of fixture, in the present embodiment, the thickness of three bobbins is consistent.
In the present embodiment, bobbin is fiberglass non-magnetic material, compared with the bobbin made with traditional stainless steel material,
The bobbin of fiberglass non-magnetic material can eliminate the eddy-current loss that coil is produced in galvanization, it is to avoid the product of Joule heat
Raw, cause the probability of magnet quenching so as to reduce Joule heat in superconducting magnet operation.Additionally, prepared by fiberglass non-magnetic material
Bobbin have appropriateness rigidity, can coil winding, solidification during keep original form constant.
Fig. 3 is a kind of structural representation of bobbin provided in an embodiment of the present invention, as shown in figure 3, each bobbin is equal
Including a bobbin body 2, bobbin body 2 is used for coiling.Oval, the present embodiment that is shaped as class of bobbin
In, bobbin body be racetrack, racetrack specifically, two ends be circular arc, middle part is two parallel straight lines.Certainly, line
Coil body can also be the olive shape that two ends have sharper radian, and which belongs to protection scope of the present invention.In prior art
The bobbin body of circle compare, the bobbin body of racetrack occupies less space, therefore, is conducive to miniaturization superconduction
The volume of magnet apparatus.
Each bobbin body 2 is respectively arranged at two ends with upper flange 31 and lower flange 32；Upper flange 31 is provided with two and draws
Go out groove 4, respectively the first lead-out groove and the second lead-out groove, lead-out groove 4 is used for the interface for drawing coil.Each bobbin body 2
There are two coil interfaces, one of coil interface to stretch out from the first lead-out groove for upper one coil of coiling respectively, single line circle, separately
One coil interface is stretched out from the second lead-out groove.
The coil interface stretched out from wire lead slot can be attached with the coil interface of any one coil in another two, example
Such as, the coil interface of three coils can carry out head and the tail connection successively；Certainly, if one of coil is damaged, can be by addition
The coil interface of two coils is directly connected to, then coil still can normal work, therefore, extend the service life of coil,
Reduce the use cost of coil.It should be noted that the connected mode between coil interface has multiple, for example, weld, which belongs to
Protection scope of the present invention.
High temperature superconductive wire ring framework also includes two insulation boards 5, insulation board 5 have with the connected mode of bobbin multiple,
In the present embodiment, insulation board 5 is fixed at the lateral wall of bobbin body 2 of tertiary coil frame 13 by concave station fastener 51, from
And the coil of coiling on tertiary coil frame 13 and electrode 6 are dielectrically separated from.Concave station fastener 51 be L-type sheet material, L-type sheet material bag
Orthogonal first flat board and the second flat board is included, the first flat board is provided with three concave station draw-in grooves being parallel to each other, three concave stations
Draw-in groove is respectively used to fix three bobbins；Second flat board is provided with screw, and insulation board is provided with phase at 5 corresponding position
The screw of coupling, by screw and the cooperation of screw, insulation board 5 is fixed on the second flat board, so as to realize that insulation board 5 exists
Fixation on bobbin.In the present embodiment, insulation board 5 be epoxy resins insulation plate, epoxy resins insulation plate have without magnetic with low
Warm insulating properties, therefore, is suitably applied in superconducting magnet application.
An electrode 6 is fixed on each insulation board 5, and electrode 6 is used for the interface for welding coil, and insulation board 5 is used for coil
With the insulation between electrode 6.Electrode and insulation board be fixedly connected mode have multiple, in the present embodiment, by screw and screw
Mode, electrode is fixedly connected with insulation board.
Electrode 6 is used for connecting external circuit and coil, and which is specifically, the coil stretched out from lead-out groove 4 is welded on electrode 6
On, meanwhile, electrode 6 by copper braid over braid (a kind of flexible wire), (led with current feed by a kind of hard being connected with external circuit
Line) electrical connection, i.e., electrode 6 is connected to external circuit and coil, defines current-series path.In the present embodiment, electrode 6 is copper coin
Electrode, copper plate electrode have good conductive and heat conductivility.
Bobbin be provided with upper flange 31 one end be bobbin upper end, the other end be bobbin lower end, bobbin upper end
It is provided with several upper fixing elements 71.Fig. 4 is the structural representation of upper fixing element provided in an embodiment of the present invention, as shown in figure 4, upper solid
Determine part 71 and be provided with three upper draw-in grooves 711 arranged in parallel, three upper draw-in grooves 711 are respectively used to fix three bobbins.Should
Illustrate, on each, the width of draw-in groove 711 should be matched with the thickness of bobbin, the spacing between adjacent upper draw-in groove 711 should be with
The spacing of adjacent lines coil is consistent.
Bobbin lower end is provided with several lower fixtures 72, and Fig. 5 is that the structure of lower fixture provided in an embodiment of the present invention is shown
It is intended to, as shown in figure 5, lower fixture 72 is provided with three lower bayonet slots 721 for being used for successively fixing three bobbins.Should say
Bright, the width of lower bayonet slot 721 is identical with upper draw-in groove 711 with spacing, then this do not do unnecessary.Waist-shaped hole is additionally provided with lower fixture 72
722, waist-shaped hole 722 is used for being fixedly connected with liquid nitrogen container.In the present embodiment, waist-shaped hole 722 is fixed on liquid by Positioning screw
Nitrogen cascade bottom.The lower bayonet slot 721 of lower fixture 72 is fixedly connected with bobbin, and the waist-shaped hole 722 of lower fixture 72 is by fixed
Position screw liquid nitrogen container bottom is fixedly connected, it is achieved thereby that high temperature superconductive wire ring framework is fixed on liquid nitrogen container.
It should be noted that those skilled in the art can set the quantity of upper fixing element and lower fixture according to actual needs, its
Belong to protection scope of the present invention.In the present embodiment, the quantity of fixed part is 4, and 4 fixed parts are in institute
State bobbin upper end to be uniformly distributed；The quantity of the lower fixture is 4, and the lower fixture is correspondingly arranged with upper fixing element.
It should be noted that herein, the relational terms of such as " first " and " second " or the like are used merely to one
Individual entity or operation are made a distinction with another entity or operation, and are not necessarily required or implied these entities or operate it
Between exist any this actual relation or order.And, term " including ", "comprising" or its any other variant are intended to
Cover including for nonexcludability, so that a series of process, method, article or equipment including key elements not only includes those
Key element, but also other key elements including being not expressly set out, or also include for this process, method, article or set
Standby intrinsic key element.In the absence of more restrictions, the key element for being limited by sentence "including a ...", it is not excluded that
Also there is other identical element in process, method, article or the equipment for including the key element.
The above is only the specific embodiment of the present invention, makes skilled artisans appreciate that or realizing this
Bright.Multiple modifications of these embodiments will be apparent to one skilled in the art, as defined herein
General Principle can be realized without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope for causing.
The above is only the specific embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (9)
1. a kind of high temperature superconductive wire ring framework, it is characterised in that including a bobbin group (1), bobbin group (1) includes
The bobbin of several mutually nested settings；Each described bobbin includes a bobbin body (2) for coiling, institute
That states bobbin body (2) is respectively arranged at two ends with upper flange (31) and lower flange (32)；Upper flange (31) are provided with two
Lead-out groove (4), described lead-out groove (4) are used for the interface for drawing coil；
The high temperature superconductive wire ring framework also includes insulation board (5), fixes an electrode (6), the electrode on insulation board (5)
(6) it is used for the interface for welding coil.
2. high temperature superconductive wire ring framework according to claim 1, it is characterised in that described bobbin group (1) includes three
Bobbin, is respectively arranged in order First Line coil (11), the second bobbin (12) and the tertiary coil frame of placement from inside to outside
(13).
3. high temperature superconductive wire ring framework according to claim 1, it is characterised in that described bobbin body (2) are runway
Type.
4. high temperature superconductive wire ring framework according to claim 1, it is characterised in that the bobbin is fiberglass without magnetic material
Material.
5. high temperature superconductive wire ring framework according to claim 2, it is characterised in that near upper flange on the bobbin
(31) one end is provided with several upper fixing elements (71), and fixed part (71) are provided with three upper draw-in grooves arranged in parallel
(711), three upper draw-in groove (711) are respectively used to fix three bobbins.
6. high temperature superconductive wire ring framework according to claim 5, it is characterised in that the bobbin is near lower flange (32)
One end be provided with several lower fixture (72), lower fixture (72) be provided with three successively be used for fix three coils
The lower bayonet slot (721) of frame, is additionally provided with the waist-shaped hole (722) for being fixedly connected with liquid nitrogen container on lower fixture (72).
7. high temperature superconductive wire ring framework according to claim 6, it is characterised in that the quantity of fixed part (71) is
4,4 fixed part (71) are uniformly distributed in the bobbin upper end；The quantity of lower fixture (72) is 4,
Lower fixture (72) are correspondingly arranged with upper fixing element (71).
8. high temperature superconductive wire ring framework according to claim 2, it is characterised in that described insulation board (5) pass through concave station card
Part (51) is fixed at the lateral wall of bobbin body (2) of tertiary coil frame (13).
9. high temperature superconductive wire ring framework according to claim 1, it is characterised in that described electrode (6) are copper plate electrode
(6)；Described insulation board (5) are epoxy resins insulation plate (5).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611156310.8A CN106504849B (en) | 2016-12-14 | 2016-12-14 | A kind of high temperature superconductive wire ring framework |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611156310.8A CN106504849B (en) | 2016-12-14 | 2016-12-14 | A kind of high temperature superconductive wire ring framework |
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| CN106504849A true CN106504849A (en) | 2017-03-15 |
| CN106504849B CN106504849B (en) | 2018-10-26 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107293387A (en) * | 2017-08-01 | 2017-10-24 | 西安聚能超导磁体科技有限公司 | A kind of skeleton for coil winding |
| CN109916995A (en) * | 2018-12-24 | 2019-06-21 | 北京交通大学 | A kind of superconducting tape test racetrack background magnet |
| CN111371286A (en) * | 2020-02-28 | 2020-07-03 | 北京交通大学 | Runway type coil framework |
| CN113345674A (en) * | 2021-05-10 | 2021-09-03 | 中国原子能科学研究院 | Superconducting radial thick coil for superconducting cyclotron and winding and dipping method thereof |
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| CN109916995A (en) * | 2018-12-24 | 2019-06-21 | 北京交通大学 | A kind of superconducting tape test racetrack background magnet |
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| CN113345674A (en) * | 2021-05-10 | 2021-09-03 | 中国原子能科学研究院 | Superconducting radial thick coil for superconducting cyclotron and winding and dipping method thereof |
| CN113345674B (en) * | 2021-05-10 | 2023-03-07 | 中国原子能科学研究院 | Superconducting radial thick coil for superconducting cyclotron and winding and dipping method thereof |
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| Publication number | Publication date |
|---|---|
| CN106504849B (en) | 2018-10-26 |
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