CN102563296A - Slidable support under low-temperature, vacuum and strong electromagnetic environments - Google Patents
Slidable support under low-temperature, vacuum and strong electromagnetic environments Download PDFInfo
- Publication number
- CN102563296A CN102563296A CN2011104562837A CN201110456283A CN102563296A CN 102563296 A CN102563296 A CN 102563296A CN 2011104562837 A CN2011104562837 A CN 2011104562837A CN 201110456283 A CN201110456283 A CN 201110456283A CN 102563296 A CN102563296 A CN 102563296A
- Authority
- CN
- China
- Prior art keywords
- vacuum
- low temperature
- cylinder supporting
- slide plate
- electric power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Containers, Films, And Cooling For Superconductive Devices (AREA)
Abstract
The invention provides a slidable support under low-temperature, vacuum and strong electromagnetic environments. The support mainly takes a slide plate and a cylindrical supporting barrel as supporting structure parts; one group of anti-loosening bolts with a composite material sleeve are connected with the slide plate and the cylindrical supporting barrel; the surface of a friction pair is made of a low-friction-coefficient material with a self-lubricating property; flanges at upper and lower ends of the cylindrical supporting barrel are used for realizing the connection between the structure parts of the support to realize the connection between the support and a supported part, so that the whole support can freely slide along the direction of a slide rail. According to the support provided by the invention, by utilizing the low-friction-coefficient material which has the characteristics that the strength is improved and the heat conduction capability is reduced at a low temperature as well as the low-friction-coefficient material has the self-lubricating property at a low-temperature and vacuum state, the slidable support can be reliably operated under the low-temperature, vacuum and strong electromagnetic conditions.
Description
Technical field
The present invention relates to superconduct physical unit design field; Be specifically related to a kind ofly can bear the 4.2-300K running temperature; Have lower conduction heat load, lower permeability and gas efficiency, and can bear support than high pulling torque, vertical force, lateral force and thermal stress.
Background technique
Development and the following global problems such as energy crisis that faced of reply for the technology of advancing science; Many in the world in recent years countries all are used for carrying out the correlative study of high-tech sector actively building large-scale superconduct physical unit, breadboard hadron colliding beam accelerator of for example European particle physics and large-scale superconducting tokamak device etc.Feeder system is the core component of these superconduct physical units; It provides field current and cooling medium for superconducting magnet system; Also be the connecting passage of device built in diagnostics device and extraneous relevant device, therefore, feeder system has crucial effects in the superconduct physical unit.In order to compensate in the feeder line working procedure because the displacement that temperature variation produces; And bear the huge moment of torsion that produces by electromagnetic force and from the active force of other parts; Changeover portion in feeder system has designed the support that along continuous straight runs can slide, and it can satisfy the maximal work environment under low temperature, vacuum, the forceful electric power magnetic, can also satisfy lower conduction heat load simultaneously; This has proposed a difficult problem for the design of supporting structure; In the Related Research Domain, be difficult to find out the slidably supported design scheme that can be used under low temperature, vacuum, the forceful electric power magnetic environment at home, the present invention provides a solution with regard to this difficult problem.
Summary of the invention
The invention provides the slidably support under a kind of low temperature, vacuum, the forceful electric power magnetic environment.The main body of this support is slide plate and cylinder supporting drum, and its working method is moving along the horizontal slip track.The main body of said support adopts low gas efficiency, low thermal conductivity, low magnetic permeability and has high-intensity metallic material at low temperatures or high-intensity composite material; Adopted low coefficient of friction material at surface of friction pair, solved its reliable operation problem under low temperature, vacuum, forceful electric power magnetic environment with self-lubricating property.
Technological scheme of the present invention is following:
Slidably support under a kind of low temperature, vacuum, the forceful electric power magnetic environment; Comprise slide rail and the slide plate that matches, cylinder supporting drum, cold screen; It is characterized in that: the middle part of said slide plate has a cavity; The bottom surface of said cavity has through hole, is provided with a plurality of bolt mounting holes around the said through hole, and the two ends up and down of said cylinder supporting drum are respectively equipped with adpting flange; Be connected through bolt between the interior bolt mounting holes of said down adpting flange and slide plate cavity; The sidewall of said cylinder supporting drum is provided with disc and supports, and said support is equipped with the cold screen of 80K outward, and the top adpting flange of said cylinder supporting drum is connected to the cold matter member supporting that is used for rest superconducting magnet feeder system.
The right ends of said slide plate has sliding limit triangular in shape, cross section.
Said cylinder supporting drum adopts less high-strength metal material or the high strength composite of thermal conductivity, and the cold screen of described 80K can reduce the radiation heat of 300K room temperature to the cold matter parts of 4.2K.
Wherein said bolt has used the composite material sleeve that has low thermal conductivity, and can prevent the double nut that becomes flexible.
Wherein said bolt collar has lower thermal conductivity, and the direct contact surface that is used to reduce between the metal parts amasss, and can play the effect that reduces the conduction heat load.
Wherein said slide plate and cylinder supporting drum: an end can be connected with 300K room temperature parts, and the other end can be connected with 4.2K low temperature parts, and the cold screen of welding supports near the cylinder supporting drum intermediate portion has the cold screen of 80K.
Described slidably cold screen is characterized in that: it can be free to slide the displacement that produces with cold screen in the compensation process of expansion and contraction along the slide guide direction.
Wherein said cylinder supporting drum not only has lower capacity of heat transmission, also has higher intensity.
Described slide plate with surface that sliding rail contacts on have the low coefficient of friction material of self-lubricating property, reduced the surface friction drag of friction pair.
Said slide plate has recessed curved cavity, not only is convenient to be connected with the cylinder supporting drum, also increases the path of heat conduction.
The characteristics that the present invention has is simple in structure, mechanical strength is high, the capacity of heat transmission is lower; But because of it is operated under the environment of low temperature, vacuum, forceful electric power magnetic; So be applicable to compensation in vacuum system, cryogenic device or the superconduct physical unit because the displacement of expanding with heat and contract with cold and causing can also be born load such as bigger torsional moment, single force simultaneously.The present invention provides a kind of slidably support that can reliably working under low temperature, vacuum, forceful electric power magnetic environment under the help of cryogenic technique, materials science, this supported design method all will have reference significance in vacuum technique, cryogenic technique, superconductor technology field.
Description of drawings
Fig. 1 is a STRUCTURE DECOMPOSITION schematic representation of the present invention.
Fig. 2 is a mounting structure schematic representation of the present invention.
Embodiment
Referring to Fig. 1, shown in Figure 2:
---the cold screen 14 of 80k---the cold matter parts 15 of 4.2K---300K room temperature 16---moment of torsion 17---vertical force 18---lateral force that label among Fig. 2 is: 13
Slidably support under a kind of low temperature, vacuum, the forceful electric power magnetic environment; The slide plate 1 that comprises slide rail and match, cylinder supporting drum 2, cold screen 3, the middle part of said slide plate 1 have a cavity 4, and the bottom surface of said cavity 4 has through hole 5; Be provided with a plurality of bolt mounting holes 6 around the said through hole 5; The two ends up and down of said cylinder supporting drum 2 are respectively equipped with adpting flange 7,8, are connected through bolt 9 between the interior bolt mounting holes 6 of said down adpting flange 8 and slide plate cavity 4, and said flange 8 and cavity 4 are reduced both area of contact by the pad between junction plane 13; The sidewall of said cylinder supporting drum 2 is provided with disc and supports 10, the said support 10 outer cold screens 3 of 80K that are equipped with.The top adpting flange of said cylinder supporting drum is connected to the support of the cold matter parts of rest superconducting magnet feeder system.
The right ends of said slide plate 1 has sliding limit 11 triangular in shape, cross section.
Said cylinder supporting drum 2 adopts less high-strength metal material or the high strength composite of thermal conductivity, and the cold screen 3 of said 80K can reduce the radiation heat of 300K room temperature to the cold matter parts of 4.2K.
Wherein said bolt 9 has used the composite material sleeve 12 of low thermal conductivity, and can prevent the double nut that becomes flexible.
Wherein said composite material sleeve 12 has lower thermal conductivity, and the direct contact surface that is used to reduce between the metal parts amasss, and can play the effect that reduces the conduction heat load.
2: one ends of wherein said slide plate 1 and cylinder supporting drum can be connected with 300K room temperature parts through slide rail, and the other end can be connected with 4.2K low temperature parts, and the cold screen of welding supports on 10 the cold screen 3 of 80K is arranged near cylinder supporting drum 2 intermediate portions.
Wherein said whole sliding support not only has lower gas efficiency, and has lower permeability, under low temperature, vacuum, forceful electric power magnetic environment, can bear bigger thermal stress, can also bear load such as bigger moment of torsion, single force.
Wherein said cold screen 3 can be free to slide the displacement that produces with cold screen 3 in the compensation process of expansion and contraction along the slide guide direction.
Wherein said cylinder supporting drum 2 not only has lower capacity of heat transmission, also has higher intensity.
Described slide plate 1 with surface that sliding rail contacts on have a self-lubricating property the low coefficient of friction material reduced surface friction drag.
Said slide plate 1 has the structure of cavity, not only is convenient to be connected with cylinder supporting drum 2, also increases the path of heat conduction.
The above only is a preferred embodiments of the present invention, is not to any pro forma restriction of the present invention.In fact, bear than high pulling torque and external force, and require the as far as possible little support of conduction heat load, can design with reference to technological scheme of the present invention through supporting so long as be desirably under low temperature, vacuum, the forceful electric power magnetic environment.In every case being the content that does not break away from technological scheme of the present invention, only is the simple modification of said structure being done according to technical spirit of the present invention, or equivalent variations and modification, all still belongs within the scope of technological scheme of the present invention.
Claims (11)
1. the slidably support under a low temperature, vacuum, the forceful electric power magnetic environment; Comprise slide rail and the slide plate that matches, cylinder supporting drum, cold screen; It is characterized in that: the middle part of said slide plate has a cavity, and the bottom surface of said cavity has through hole, is provided with a plurality of bolt mounting holes around the said through hole; The two ends up and down of said cylinder supporting drum are respectively equipped with adpting flange; Be connected through bolt between the bolt mounting holes in said down adpting flange and the slide plate cavity, the lower flange of said cylinder supporting drum and slide plate pocket surfaces separate through the pad of bolt intermediate portion, and the sidewall of said cylinder supporting drum is provided with the disc support; Said support is equipped with the cold screen of 80K outward, and the top adpting flange of said cylinder supporting drum is used for the cold matter parts of rest superconducting magnet feeder system.
2. the slidably support under low temperature according to claim 1, vacuum, the forceful electric power magnetic environment is characterized in that: the right ends of said slide plate has sliding limit triangular in shape, cross section.
3. the slidably support under low temperature according to claim 1, vacuum, the forceful electric power magnetic environment; It is characterized in that: said cylinder supporting drum adopts less high-strength metal material or the high strength composite of thermal conductivity, and the cold screen of the 80K that said thermal conductivity is bigger can reduce the radiation heat of 300K room temperature to the cold matter parts of 4.2K.
4. the slidably support under low temperature according to claim 1, vacuum, the forceful electric power magnetic environment is characterized in that: wherein said bolt has used and has had the composite material sleeve, and can prevent the double nut that becomes flexible.
5. the slidably support under low temperature according to claim 1, vacuum, the forceful electric power magnetic environment; It is characterized in that: wherein said compound material bolt sleeve has lower thermal conductivity; The direct contact surface that is used to reduce between the metal parts amasss, and can play the effect that reduces the conduction heat load.
6. the slidably support under low temperature according to claim 1, vacuum, the forceful electric power magnetic environment; It is characterized in that: wherein said slide plate and cylinder supporting drum: an end can be connected with 300K room temperature parts through slide rail; The other end can be connected with 4.2K low temperature parts, and the cold screen of welding supports near the cylinder supporting drum intermediate portion has the cold screen of 80K.
7. the slidably support under low temperature according to claim 1, vacuum, the forceful electric power magnetic environment; It is characterized in that: the lower surface of wherein said slide plate cavity upper surface and cylinder supporting drum lower flange separates through the pad at bolt middle part; The direct contact surface that has reduced these two surfaces is long-pending; Increase heat conducting path, reduced the conduction heat load.
8. slidably cold screen according to claim 1 is characterized in that: it can be free to slide the displacement that produces with cold screen in the compensation process of expansion and contraction along the slide guide direction.
9. the slidably support under low temperature according to claim 3, vacuum, the forceful electric power magnetic environment is characterized in that: wherein said cylinder supporting drum not only has lower capacity of heat transmission, also has higher intensity.
10. the slidably support under low temperature according to claim 6, vacuum, the forceful electric power magnetic environment is characterized in that: described slide plate with surface that sliding rail contacts on have a self-lubricating property metallic material reduced surface friction drag.
11. the slidably support under low temperature according to claim 6, vacuum, the forceful electric power magnetic environment is characterized in that: said slide plate has recessed curved cavity, not only is convenient to be connected with the cylinder supporting drum, has also increased the path of heat conduction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110456283.7A CN102563296B (en) | 2011-12-30 | 2011-12-30 | Slidable support under low-temperature, vacuum and strong electromagnetic environments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110456283.7A CN102563296B (en) | 2011-12-30 | 2011-12-30 | Slidable support under low-temperature, vacuum and strong electromagnetic environments |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102563296A true CN102563296A (en) | 2012-07-11 |
| CN102563296B CN102563296B (en) | 2014-05-07 |
Family
ID=46409500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110456283.7A Expired - Fee Related CN102563296B (en) | 2011-12-30 | 2011-12-30 | Slidable support under low-temperature, vacuum and strong electromagnetic environments |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102563296B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102645403A (en) * | 2012-04-16 | 2012-08-22 | 中国科学院等离子体物理研究所 | Device for measuring friction coefficients under low-temperature, vacuum and strong electromagnetic environment |
| CN103903830A (en) * | 2014-03-10 | 2014-07-02 | 中国科学院等离子体物理研究所 | Cold supporting structure in superconducting magnet feeder system |
| CN104332185A (en) * | 2014-08-30 | 2015-02-04 | 中国科学院等离子体物理研究所 | Service performance beforehand experiment platform of future fusion reactor divertor part |
| CN108120649A (en) * | 2017-11-28 | 2018-06-05 | 中国科学院合肥物质科学研究院 | A kind of experimental provision for research sliding support friction behavior |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4781034A (en) * | 1987-06-10 | 1988-11-01 | Universities Research Association, Inc. | Cryogenic support system |
| CN2455995Y (en) * | 2000-12-29 | 2001-10-24 | 中国科学院等离子体物理研究所 | High temperature differential flexible support |
| CN1470798A (en) * | 2003-06-04 | 2004-01-28 | 中国科学院等离子体物理研究所 | Low-temperature support apparatus |
| CN201162918Y (en) * | 2007-12-04 | 2008-12-10 | 北京卫星环境工程研究所 | Hot test stand of large platform spacecraft |
| US20100109824A1 (en) * | 2008-11-06 | 2010-05-06 | Wang Nmr Inc | Unitary multi-cell concentric cylindrical box girder coldmass apparatus for open air mri to avoid superconducting magnet quench |
-
2011
- 2011-12-30 CN CN201110456283.7A patent/CN102563296B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4781034A (en) * | 1987-06-10 | 1988-11-01 | Universities Research Association, Inc. | Cryogenic support system |
| CN2455995Y (en) * | 2000-12-29 | 2001-10-24 | 中国科学院等离子体物理研究所 | High temperature differential flexible support |
| CN1470798A (en) * | 2003-06-04 | 2004-01-28 | 中国科学院等离子体物理研究所 | Low-temperature support apparatus |
| CN201162918Y (en) * | 2007-12-04 | 2008-12-10 | 北京卫星环境工程研究所 | Hot test stand of large platform spacecraft |
| US20100109824A1 (en) * | 2008-11-06 | 2010-05-06 | Wang Nmr Inc | Unitary multi-cell concentric cylindrical box girder coldmass apparatus for open air mri to avoid superconducting magnet quench |
Non-Patent Citations (6)
| Title |
|---|
| 《原子能科学技术》 20090815 王建青 "ITER过渡馈线辅助支撑结构设计及传热计算" 第43卷, 第8期 * |
| 《核科学与工程》 20030615 陈先忠 "HT27U 超导托卡马克冷质部件支撑结构分析" 第23卷, 第2期 * |
| 《超导技术》 20110514 董标 "ITER 校正场过渡馈线冷质支撑的设计" 第39卷, 第5期 * |
| 王建青: ""ITER过渡馈线辅助支撑结构设计及传热计算"", 《原子能科学技术》 * |
| 董标: ""ITER 校正场过渡馈线冷质支撑的设计"", 《超导技术》 * |
| 陈先忠: ""HT27U 超导托卡马克冷质部件支撑结构分析"", 《核科学与工程》 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102645403A (en) * | 2012-04-16 | 2012-08-22 | 中国科学院等离子体物理研究所 | Device for measuring friction coefficients under low-temperature, vacuum and strong electromagnetic environment |
| CN102645403B (en) * | 2012-04-16 | 2015-11-18 | 中国科学院等离子体物理研究所 | The device of friction factor under measurement low temperature, vacuum, strong electromagnetic environment |
| CN103903830A (en) * | 2014-03-10 | 2014-07-02 | 中国科学院等离子体物理研究所 | Cold supporting structure in superconducting magnet feeder system |
| CN103903830B (en) * | 2014-03-10 | 2016-05-18 | 中国科学院等离子体物理研究所 | Cold supporting construction in superconducting magnet feeder system |
| CN104332185A (en) * | 2014-08-30 | 2015-02-04 | 中国科学院等离子体物理研究所 | Service performance beforehand experiment platform of future fusion reactor divertor part |
| CN108120649A (en) * | 2017-11-28 | 2018-06-05 | 中国科学院合肥物质科学研究院 | A kind of experimental provision for research sliding support friction behavior |
| CN108120649B (en) * | 2017-11-28 | 2020-01-17 | 中国科学院合肥物质科学研究院 | Experimental device for be used for studying slide support friction behavior |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102563296B (en) | 2014-05-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102563296B (en) | Slidable support under low-temperature, vacuum and strong electromagnetic environments | |
| US9729025B2 (en) | Open-core flywheel architecture | |
| CN102299022B (en) | Mechanical heat switch for refrigerating machine to directly cool superconducting magnet | |
| CN103277662B (en) | A kind of hollow structure nonmetal Dewar for AC superconduction magnet | |
| CN103065759B (en) | Superconducting magnet supporting and positioning system | |
| CN104200950A (en) | Conduction-cooled superconducting magnet refrigerating machine structure and mounting and dismounting method thereof | |
| CN108922725B (en) | Nitrogen fixation low-temperature container for bearing superconducting magnet | |
| CN102645403B (en) | The device of friction factor under measurement low temperature, vacuum, strong electromagnetic environment | |
| CN102930946B (en) | Conduction cooling device for high-temperature superconducting magnet | |
| CN210039815U (en) | Force transmission device | |
| CN215069486U (en) | Conduction cooling type high-temperature superconducting electric suspension magnet structure | |
| CN114420398A (en) | Magnetic suspension impact-resistant structure and magnet device | |
| CN109036758B (en) | Cold volume transmission structure of high temperature superconducting magnet is placed to level | |
| CN202871443U (en) | Cold-conducting device for high temperature superconducting magnet | |
| Zhang et al. | High-temperature superconducting guidance force enhancement by a novel permanent magnet guideway for maglev curve negotiation | |
| CN108573789B (en) | Fixing device for high-temperature superconductive current lead | |
| CN107795794B (en) | High-temperature superconducting magnetic suspension low-temperature working medium transport pipeline structure | |
| CN216697998U (en) | Magnetic suspension impact-resistant structure and magnet device | |
| CN111865046A (en) | Force transmission device | |
| US8296913B2 (en) | Thermally switched ferromagnetic latching support system | |
| CN104976047A (en) | Direct drive type wave power generation system utilizing superconducting coils | |
| CN110595536A (en) | Self-vibration-reduction type superconducting current lead measuring device for fusion device | |
| CN117048653B (en) | Low-temperature constant-temperature device and method for superconducting maglev train | |
| CN205090656U (en) | Refrigerating plant | |
| CN219631567U (en) | Superconducting magnet bias thermostat with adjustable center |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140507 Termination date: 20151230 |
|
| EXPY | Termination of patent right or utility model |