CN105139993B - A kind of suspension apparatus of superconducting magnet - Google Patents
A kind of suspension apparatus of superconducting magnet Download PDFInfo
- Publication number
- CN105139993B CN105139993B CN201510611943.2A CN201510611943A CN105139993B CN 105139993 B CN105139993 B CN 105139993B CN 201510611943 A CN201510611943 A CN 201510611943A CN 105139993 B CN105139993 B CN 105139993B
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- Prior art keywords
- room temperature
- reinforcement
- superconducting magnet
- temperature container
- cold quality
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- 239000000725 suspension Substances 0.000 title claims abstract description 17
- 230000002787 reinforcement Effects 0.000 claims abstract description 31
- 239000000126 substance Substances 0.000 claims description 6
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 4
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 4
- 239000004917 carbon fiber Substances 0.000 claims description 4
- 239000003365 glass fiber Substances 0.000 claims description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 4
- 229910052734 helium Inorganic materials 0.000 claims description 3
- 239000001307 helium Substances 0.000 claims description 3
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001256 stainless steel alloy Inorganic materials 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 6
- 239000011229 interlayer Substances 0.000 description 2
- 238000002595 magnetic resonance imaging Methods 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Containers, Films, And Cooling For Superconductive Devices (AREA)
Abstract
The present invention discloses a kind of suspension apparatus of superconducting magnet, including room temperature container, cold quality, support bar and pretension bar, the cold quality is located inside room temperature container, and vacuum layer is provided between cold quality and room temperature container, and the room temperature inner surface of container is symmetrically provided with least two room temperature container reinforcement；Two support bar one end are connected to room temperature container reinforcement bottom, and the other end is connected through vacuum layer with cold quality obliquely；Two pretension bar one end are connected to room temperature container reinforcement top, and the other end is connected through vacuum layer with cold quality obliquely.Simple in construction, easy to assembly, uniform force of the invention, reliability is high, and cost is relatively low.
Description
Technical field
The present invention relates to magnetic resonance imaging arts, more particularly to a kind of suspension apparatus of superconducting magnet.
Background technology
In MRI superconducting magnet, superconducting coil is enclosed in low temperature cavity, and low temperature cavity is with shape between room temperature cavity
Into vacuum interlayer, superconducting magnet suspension system realizes the limitation of the translation and rotation to superconducting magnet through vacuum interlayer, reaches
Use requirement.In current embodiment, superconducting magnet is suspended on the room temperature cavity with beam structure, and suspending rod can be with
It is carbon fiber, glass fibre, stainless steel, the Drag link of titanium alloy or annular pull rod, this structure needs in axial direction, either
The direction for having larger axial component sets pull bar, to increase superconducting magnet in the rigidity rotated along vertical axis, these suspension systems
The characteristics of for four above or more suspending rod bears the weight of magnet, below four or more suspending rods apply
Pretightning force；Such structure needs to set four or more holes on room temperature outer housing, to facilitate the installation of suspension system,
Exist complicated, reliability is not high, the bad shortcoming of economy.
The content of the invention
The present invention is intended to provide a kind of suspension apparatus of superconducting magnet, simple in construction, easy to assembly, uniform force, reliably
Property it is high, cost is relatively low.
To reach above-mentioned purpose, the technical solution adopted by the present invention is as follows：
A kind of suspension apparatus of superconducting magnet disclosed by the invention, including room temperature container, cold quality, support bar and pretension
Bar, the cold quality is located inside room temperature container, and table in vacuum layer, the room temperature container is provided between cold quality and room temperature container
Face is symmetrically provided with least two room temperature container reinforcement；Two support bar one end are connected to room temperature container reinforcement bottom, the other end
It is connected obliquely through vacuum layer with cold quality；Two pretension bar one end are connected to room temperature container reinforcement top, and the other end is oblique
On be connected through vacuum layer with cold quality；Support bar is primarily subjected to the weight of cold quality, and cold quality is fixed in room temperature container
Portion；Pretension bar is mainly the relative position for adjusting cold quality in room temperature container, and constrains the free degree of cold quality.
Further, it is provided with cold quality reinforcement with support bar and pretension bar junction in the cold quality.
Further, support bar and the pretension bar is symmetrical relative to the trunnion axis face of room temperature container reinforcement.
Further, two support bars and two pretension bars are symmetrical relative to the vertical axis face of room temperature container reinforcement.
Further, the cold quality reinforcement relative to the horizontal plane of room temperature container reinforcement axis, vertical plane and perpendicular to
The middle vertical plane of axis is symmetrical arranged.
Further, support bar and the pretension bar is Drag link or annular pull rod.
Further, support bar and the pretension bar material is carbon fiber, glass fibre, stainless steel or titanium alloy.
Further, the cold quality includes being provided with cryogenic substance and superconducting magnet in low-temperature (low temperature) vessel, low-temperature (low temperature) vessel.
Further, the cryogenic substance is liquid helium.
Further, the outer surface of the low-temperature (low temperature) vessel is provided with heat radiation screen.
The invention has the advantages that：
Simple in construction, easy to assembly, uniform force, reliability is high, and cost is relatively low, and can constrain the fortune of cold quality very well
It is dynamic.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is Fig. 1 left view；
In figure：1- room temperatures container, the cold quality of 2-, 3- vacuum layers, 4- support bars, 5- pretensions bar, the reinforcement of 6- room temperature containers, 7-
Cold quality reinforcement.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with accompanying drawing, the present invention is entered
Row is further described.
As shown in Figure 1 and Figure 2, the suspension apparatus of a kind of superconducting magnet disclosed by the invention, including including room temperature container 1, cold
Quality 2, support bar 4 and pretension bar 5, cold quality 2 are located inside room temperature container 1, provided with true between cold quality 2 and room temperature container 1
Dead level 3, the inner surface of room temperature container 1 is symmetrically provided with least two room temperature container reinforcement 6；Two one end of support bar 4 are connected to room
The warm bottom of container reinforcement 6, the other end is connected through vacuum layer 3 with cold quality 2 obliquely；Two one end of pretension bar 5 are connected to room
The warm top of container reinforcement 6, the other end is connected through vacuum layer 3 with cold quality 2 obliquely, and support bar 4 and pretension bar 5 are relative to room
The trunnion axis face of warm container reinforcement 6 is symmetrical, the vertical axis of two support bars 4 and two pretension bars 5 relative to room temperature container reinforcement 6
Face is symmetrical, is provided with cold quality reinforcement 7 with support bar 4 and the junction of pretension bar 5 in cold quality 2, cold quality reinforcement 7 is relative to room temperature
Horizontal plane, vertical plane and the middle vertical plane perpendicular to axis of the axis of container reinforcement 6 are symmetrical arranged.
It is preferred that, the room temperature container reinforcement is two, 4 support bars and 4 pretension bars is had, due on 8 directions
Support bar and pretension bar symmetry, pulling force resultant direction is on the contrary, superconducting magnet can effectively be limited in cartesian coordinate
Translation in system on three directions；At 8 reinforcement points in cold quality, suffered pulling force is in horizontal plane, middle vertical plane and vertical
In being decomposed on the middle vertical plane of axis, in opposite direction, the equal-sized torque in cartesian coordinate system is can obtain, is thus limited
Rotation of the magnet along three coordinates is made.
Support bar 4 and pretension bar 5 are the Drag link or annular pull rod of equal length, and material is carbon fiber, glass fibre, no
Become rusty steel or titanium alloy.
Cold quality 2 includes being provided with cryogenic substance and superconducting magnet in low-temperature (low temperature) vessel, low-temperature (low temperature) vessel, and cryogenic substance is liquid
Helium, the outer surface of low-temperature (low temperature) vessel is provided with heat radiation screen.
Certainly, the present invention can also have other various embodiments, ripe in the case of without departing substantially from spirit of the invention and its essence
Various corresponding changes and deformation, but these corresponding changes and deformation can be made according to the present invention by knowing those skilled in the art
The protection domain of appended claims of the invention should all be belonged to.
Claims (7)
1. a kind of suspension apparatus of superconducting magnet, it is characterised in that：Including room temperature container (1), cold quality (2), support bar (4) and
Pretension bar (5), the cold quality (2) is located at room temperature container (1) inside, and vacuum is provided between cold quality (2) and room temperature container (1)
Layer (3), room temperature container (1) inner surface is symmetrically provided with least two room temperature container reinforcement (6)；Two support bars (4) one
The end connection reinforcement of room temperature container (6) bottom, the other end is connected through vacuum layer (3) with cold quality (2) obliquely；Two pretension bars
(5) one end is connected to the reinforcement of room temperature container (6) top, and the other end is connected through vacuum layer (3) with cold quality (2) obliquely；Institute
State in cold quality (2) with support bar (4) and pretension bar (5) junction provided with cold quality reinforcement (7)；The cold quality (2) includes
Cryogenic substance and superconducting magnet are provided with low-temperature (low temperature) vessel, low-temperature (low temperature) vessel；The outer surface of the low-temperature (low temperature) vessel is provided with heat radiation
Screen.
2. the suspension apparatus of superconducting magnet according to claim 1, it is characterised in that：The support bar (4) and pretension bar
(5) the trunnion axis face relative to room temperature container reinforcement (6) is symmetrical.
3. the suspension apparatus of superconducting magnet according to claim 1, it is characterised in that：Two support bars (4) and two
Root pretension bar (5) is symmetrical relative to the vertical axis face of room temperature container reinforcement (6).
4. the suspension apparatus of superconducting magnet according to claim 1, it is characterised in that：The cold quality reinforcement (7) is relative
It is symmetrical arranged in the horizontal plane of the reinforcement of room temperature container (6) axis, vertical plane and middle vertical plane perpendicular to axis.
5. the suspension apparatus of superconducting magnet according to claim 1, it is characterised in that：The support bar (4) and pretension bar
(5) it is Drag link or annular pull rod.
6. the suspension apparatus of superconducting magnet according to claim 1, it is characterised in that：The support bar (4) and pretension bar
(5) material is carbon fiber, glass fibre, stainless steel or titanium alloy.
7. the suspension apparatus of superconducting magnet according to claim 1, it is characterised in that：The cryogenic substance is liquid helium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510611943.2A CN105139993B (en) | 2015-09-23 | 2015-09-23 | A kind of suspension apparatus of superconducting magnet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510611943.2A CN105139993B (en) | 2015-09-23 | 2015-09-23 | A kind of suspension apparatus of superconducting magnet |
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| Publication Number | Publication Date |
|---|---|
| CN105139993A CN105139993A (en) | 2015-12-09 |
| CN105139993B true CN105139993B (en) | 2017-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510611943.2A Active CN105139993B (en) | 2015-09-23 | 2015-09-23 | A kind of suspension apparatus of superconducting magnet |
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| Country | Link |
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| CN (1) | CN105139993B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108939324B (en) * | 2018-08-29 | 2023-07-18 | 合肥中科离子医学技术装备有限公司 | A Tie Rod Pretension Mechanism for Cyclotron Superconducting Magnet |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201141912Y (en) * | 2007-12-29 | 2008-10-29 | 西门子（中国）有限公司 | A vibration damping device for a magnetic resonance system |
| CN102062843A (en) * | 2010-11-23 | 2011-05-18 | 中国科学院电工研究所 | Open type superconductivity MRI (magnetic resonance imaging) magnet system with iron core and capable of cancelling electromagnetic force by self |
| CN203179645U (en) * | 2013-01-17 | 2013-09-04 | 南京丰盛超导技术有限公司 | Hanging device for superconducting magnet |
| CN104251980A (en) * | 2013-06-26 | 2014-12-31 | 通用电气公司 | Superconducting magnet suspension system |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6011454A (en) * | 1998-12-30 | 2000-01-04 | Huang; Xianrui | Superconducting magnet suspension assembly |
| JP2004047712A (en) * | 2002-07-11 | 2004-02-12 | Sumitomo Heavy Ind Ltd | Superconducting magnet device |
| CN201177660Y (en) * | 2008-02-29 | 2009-01-07 | 西门子（中国）有限公司 | Superconducting magnet heat shield suspension device |
| CN101819845B (en) * | 2010-04-16 | 2012-07-04 | 中国科学院电工研究所 | Superconducting magnet system for high power microwave source focusing and cyclotron electronic device |
| CN103377788A (en) * | 2012-04-27 | 2013-10-30 | 中国科学院高能物理研究所 | Superconducting magnet system |
| CN103065759B (en) * | 2013-01-24 | 2015-04-22 | 中国科学院电工研究所 | Superconducting magnet supporting and positioning system |
| CN204946635U (en) * | 2015-09-23 | 2016-01-06 | 奥泰医疗系统有限责任公司 | A kind of suspension apparatus of superconducting magnet |
-
2015
- 2015-09-23 CN CN201510611943.2A patent/CN105139993B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201141912Y (en) * | 2007-12-29 | 2008-10-29 | 西门子（中国）有限公司 | A vibration damping device for a magnetic resonance system |
| CN102062843A (en) * | 2010-11-23 | 2011-05-18 | 中国科学院电工研究所 | Open type superconductivity MRI (magnetic resonance imaging) magnet system with iron core and capable of cancelling electromagnetic force by self |
| CN203179645U (en) * | 2013-01-17 | 2013-09-04 | 南京丰盛超导技术有限公司 | Hanging device for superconducting magnet |
| CN104251980A (en) * | 2013-06-26 | 2014-12-31 | 通用电气公司 | Superconducting magnet suspension system |
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| CN105139993A (en) | 2015-12-09 |
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