CN213242117U - Superconducting magnet current lead structure - Google Patents
Superconducting magnet current lead structure Download PDFInfo
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- CN213242117U CN213242117U CN202022493370.7U CN202022493370U CN213242117U CN 213242117 U CN213242117 U CN 213242117U CN 202022493370 U CN202022493370 U CN 202022493370U CN 213242117 U CN213242117 U CN 213242117U
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- Prior art keywords
- block
- section
- stopper
- current lead
- superconducting magnet
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910052802 copper Inorganic materials 0.000 claims abstract description 14
- 239000010949 copper Substances 0.000 claims abstract description 14
- 230000035939 shock Effects 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 239000004593 Epoxy Substances 0.000 claims description 17
- 238000009413 insulation Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 abstract description 3
- 238000013016 damping Methods 0.000 description 10
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 239000002887 superconductor Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical group [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
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- Containers, Films, And Cooling For Superconductive Devices (AREA)
Abstract
The utility model discloses a superconducting magnet current lead structure, including superconductive section, cable fixed block, superconductive section draws the section through one-level heat-intercepting section fixedly connected with copper line, the copper line draws section fixedly connected with copper bar, be equipped with driving motor on the cable fixed block, driving motor's output transmission is connected with the turning block, be equipped with two stoppers two on the turning block, two fixedly connected with stoppers one of stopper, be equipped with the shock attenuation part in the superconductive section. The utility model discloses in, driving motor's output drives the turning block and rotates, and the turning block makes stopper two slide in two spacing grooves, and stopper two drive stopper one and press from both sides tight power cable body, because power cable is thicker, and weight is heavier, uses cable fixed block and stopper one can effectively solve the cable and have tension, damages the risk that the room temperature electricity connects easily.
Description
Technical Field
The utility model relates to a superconductor equipment technical field especially relates to a superconducting magnet current lead wire structure.
Background
With the development of superconducting technology and refrigeration technology and the demand for high magnetic fields, the superconducting magnet technology cooled by a refrigerator has been increasingly concerned by various countries, with simple structure and simple operation. In a superconducting magnet system, a superconducting magnet coil directly obtains energy from a room temperature power supply through a current lead, and the performance of the current lead is related to the performance and the operating cost of the superconducting system. The conventional copper current lead is the main heat leakage path of a low-temperature magnet environment, and the heat leakage of the conventional copper current lead consists of two parts of heat conduction from a normal-temperature environment to a low-temperature environment and joule heat of current. In the case of direct cooling, the heat leakage along conventional copper current leads into the low temperature environment is excessive. If the binary current lead is adopted, the heat leakage quantity can be reduced by more than 90%, and the operation cost and initial investment of the system are reduced, so that the binary current lead is one of the key technologies of a refrigerator for directly cooling a low-temperature superconducting magnet system. However, the binary current lead has large heat leakage and large vibration due to direct connection with the refrigerator, so that the stability of the current lead is poor, and the performance of the magnet of the superconducting magnet is affected.
Current patent application No. 201820791487.3 provides a current lead structure, belongs to superconductor technical field, and current lead structure includes the superconductive section, the superconductive section is connected in the second grade cold junction of refrigerator, and place in between the one-level cold junction and the second grade cold junction of refrigerator, the superconductive section is connected in superconducting coil, be provided with damping component damping in the superconductive section to the realization has reduced the resistance heat leakage of superconducting magnet to the low resistance design of current lead, has reduced because the vibration that the refrigerator brought, has improved the stability of current lead, and then has guaranteed the magnet performance of superconducting magnet, but changes damping component intelligence and reduces the vibration amplitude of vertical direction, can't reduce the vibration amplitude of horizontal direction, and the installation of cable fixed block is complicated simultaneously, can't fix the power cable of different sizes.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in order to solve the problems, a superconducting magnet current lead structure is provided.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a superconducting magnet current lead structure, includes superconductive section, cable fixed block, superconductive section is through one-level heat-cutting section fixedly connected with copper line lead section, copper line lead section fixedly connected with copper bar, be equipped with driving motor on the cable fixed block, driving motor's output transmission is connected with the turning block, be equipped with two stopper two on the turning block, stopper two fixedly connected with stopper one, be equipped with the shock attenuation part in the superconductive section.
As a further description of the above technical solution:
the damping part comprises a first epoxy rod, the first epoxy rod is elastically connected with a second epoxy rod through a first spring, the first epoxy rod is hinged with a first connecting block, the second epoxy rod is hinged with a second connecting block, and the first connecting block is elastically connected with the second connecting block through a second spring.
As a further description of the above technical solution:
and a telescopic sleeve is arranged in the second spring.
As a further description of the above technical solution:
the cable fixing block is provided with a first limiting groove matched with the first limiting block in shape, and the rotating block is provided with two second limiting grooves symmetrically distributed at the center of the rotating block.
As a further description of the above technical solution:
the rotating block is in a disc shape, and the two limiting blocks II are symmetrically distributed at the circle center of the rotating block.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, open driving motor, driving motor's output drives the turning block and rotates, and the turning block makes stopper two slide in spacing groove two, and stopper two drive stopper one and press from both sides tight power cable body, because power cable is thicker, and weight is heavier, uses cable fixed block and stopper one can effectively solve the cable and have tension, damages the risk that the room temperature electricity connects easily.
2. The utility model discloses in, be equipped with the shock attenuation part in the superconductive section, the shock attenuation part can the buffering vibration, and when vibration transmission to superconductive section, the superconductive section passes through spring one compression and tensile to the vibration of the vertical direction of buffering, through the extension and the compression of spring two, reduce the vibration of horizontal direction, play fine damping effect.
Drawings
Fig. 1 shows a schematic view of a current lead structure provided according to an embodiment of the present invention;
fig. 2 shows a schematic cross-sectional structure diagram of a cable fixing block provided according to an embodiment of the present invention;
fig. 3 is a schematic view illustrating a top view structure of a cable fixing block according to an embodiment of the present invention;
fig. 4 shows a schematic structural diagram of a turning block provided according to an embodiment of the present invention;
fig. 5 is a schematic diagram illustrating a superconducting segment structure provided according to an embodiment of the present invention;
illustration of the drawings:
1. a superconducting segment; 2. a copper wire lead section; 3. a primary heat-insulating section; 4. a cable fixing block; 5. copper bars; 6. a drive motor; 7. rotating the block; 8. a first limiting groove; 9. a first limiting block; 10. a second limiting block; 11. a second limiting groove; 101. an epoxy rod I; 102. a second epoxy rod; 103. a first spring; 104. a first connecting block; 105. a second connecting block; 106. a second spring; 107. a telescopic sleeve; 111. a shock absorbing member.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a superconducting magnet current lead structure comprises a superconducting segment 1 and a cable fixing block 4, wherein the superconducting segment 1 is fixedly connected with a copper wire leading segment 2 through a primary heat-insulation segment 3, the copper wire leading segment 2 is fixedly connected with a copper bar 5, a driving motor 6 is fixedly connected onto the cable fixing block 4, an output end of the driving motor 6 is connected with a rotating block 7 in a transmission manner, the rotating block 7 is rotatably connected with the cable fixing block 4 through a bearing, two limit blocks two 10 are arranged on the rotating block 7, the limit blocks two 10 are arranged in limit grooves two 11 and are in sliding fit with the limit grooves two 11, the limit blocks two 10 are fixedly connected with limit blocks one 9, the limit blocks one 9 are positioned in the limit grooves one 8, the limit blocks one 9 can clamp power cables with different sizes, the power cables are thick and heavy, the cable fixing block 4 can effectively solve the problem that the cables have tension and, a damping part 111 is arranged in the superconducting section 1, and the damping part 111 can buffer vibration and has a good vibration damping effect.
Specifically, as shown in fig. 5, the damping member 111 includes a first epoxy rod 101, the first epoxy rod 101 is elastically connected to a second epoxy rod 102 through a first spring 103, a first connection block 104 is hinged to the first epoxy rod 101, a second connection block 105 is hinged to the second epoxy rod 102, the first connection block 104 is elastically connected to the second connection block 105 through a second spring 106, when vibration is transmitted to the superconducting segment 1, the superconducting segment 1 is compressed and stretched through the first spring 103 to buffer vibration in the vertical direction, and vibration in the horizontal direction is reduced through the stretching and compressing of the second spring 106.
Specifically, as shown in fig. 5, a telescopic sleeve 107 is disposed in the second spring 106, and the telescopic sleeve 107 is used to restrain the second spring 106 from reciprocating.
Specifically, as shown in fig. 2 and 3, a first limiting groove 8 matched with a first limiting block 9 in shape is formed in the cable fixing block 4, the first limiting groove 8 can limit the first limiting block 9, the first limiting block 9 is prevented from shifting in the moving process, two second limiting grooves 11 symmetrically distributed about the circle center of the rotating block 7 are formed in the rotating block 7, the rotating block 7 is in a disc-shaped arrangement, two second limiting blocks 10 symmetrically distributed about the circle center of the rotating block 7, and the two first limiting blocks 9 are guaranteed to move towards one side close to the power cable body simultaneously due to the symmetrical arrangement of the two second limiting blocks 10, so that the power cable body is clamped tightly.
The working principle is as follows: during the use, open driving motor 6, driving motor 6's output drives turning block 7 and rotates, turning block 7 makes stopper two 10 slide in spacing groove two 11, stopper two 10 drive stopper one 9 and press from both sides tight power cable body, because power cable is thicker, weight is heavier, it has tension to use cable fixed block 4 and stopper one 9 can effectively solve the cable, damage the risk of room temperature electricity joint easily, be equipped with shock attenuation part 111 in the superconductive section 1, shock attenuation part 111 can cushion the vibration, when vibration transmission to superconductive section 1, superconductive section 1 passes through spring one 103 compression and tensile, with the vibration of buffering vertical direction, through the extension and the compression of spring two 106, reduce the vibration of horizontal direction, play fine damping effect.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a superconducting magnet current lead structure, includes superconductive section (1), cable fixed block (4), its characterized in that, superconductive section (1) draws section (2) through one-level heat-insulation section (3) fixedly connected with copper line, copper line draws section (2) fixedly connected with copper bar (5), be equipped with driving motor (6) on cable fixed block (4), the output transmission of driving motor (6) is connected with turning block (7), be equipped with two stopper two (10) on turning block (7), stopper two (10) fixedly connected with stopper one (9), be equipped with shock attenuation part (111) in superconductive section (1).
2. A superconducting magnet current lead structure according to claim 1, wherein the shock absorbing component (111) comprises a first epoxy rod (101), the first epoxy rod (101) is elastically connected with a second epoxy rod (102) through a first spring (103), a first connecting block (104) is hinged on the first epoxy rod (101), a second connecting block (105) is hinged on the second epoxy rod (102), and the first connecting block (104) is elastically connected with the second connecting block (105) through a second spring (106).
3. A superconducting magnet current lead structure according to claim 2, wherein a telescopic sleeve (107) is provided within the second spring (106).
4. A superconducting magnet current lead structure according to claim 1, wherein the cable fixing block (4) is provided with a first limiting groove (8) which is matched with the first limiting block (9) in shape, and the rotating block (7) is provided with two second limiting grooves (11) which are symmetrically distributed about the center of the rotating block (7).
5. A superconducting magnet current lead structure according to claim 1, wherein the rotating block (7) is in a disc shape, and the two second limiting blocks (10) are symmetrically distributed around the center of the rotating block (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022493370.7U CN213242117U (en) | 2020-11-02 | 2020-11-02 | Superconducting magnet current lead structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022493370.7U CN213242117U (en) | 2020-11-02 | 2020-11-02 | Superconducting magnet current lead structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213242117U true CN213242117U (en) | 2021-05-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022493370.7U Active CN213242117U (en) | 2020-11-02 | 2020-11-02 | Superconducting magnet current lead structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213242117U (en) |
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2020
- 2020-11-02 CN CN202022493370.7U patent/CN213242117U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231106 Address after: 200011 Room 096, 1st Floor, No. 128 Xietu East Road, Huangpu District, Shanghai Patentee after: Shanghai Andas Medical Technology Co.,Ltd. Address before: Room 206, area E, 2 / F, building 1, 480 Huapu Road, Qingpu District, Shanghai Patentee before: Shanghai Jerusalem artichoke intelligent technology Ltd. |
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| TR01 | Transfer of patent right |