CN204130294U - A kind of suspension arrangement for cryogenic magnet helium groove - Google Patents
A kind of suspension arrangement for cryogenic magnet helium groove Download PDFInfo
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- CN204130294U CN204130294U CN201420632866.XU CN201420632866U CN204130294U CN 204130294 U CN204130294 U CN 204130294U CN 201420632866 U CN201420632866 U CN 201420632866U CN 204130294 U CN204130294 U CN 204130294U
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- rod assembly
- dewar
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- helium groove
- pull bar
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Abstract
For a suspension arrangement for cryogenic magnet helium groove, include Dewar; Cold screen is provided with in Dewar; Cold screen inner chamber is provided with helium groove; Be provided with above Dewar the right and left be respectively equipped with regulate rod assembly and on regulate No. two rod assemblies; Above in Dewar, the left and right sides is respectively equipped with load rod assembly and load No. two rod assemblies; Four adjusting yoke assemblies, in load rod assembly and load No. two rod assemblies, pull bar is mainly used for load, the helium groove regulating its version of mounting center of helium groove top and bottom and distribution form to make to be draped by locking nut has good operability stressed and installation centering, structure, manufacturing process are simple, are easy to install; Stress is good, and handling cost of transportation is low; Be convenient to regulate mounting center; The convertible use of version, versatility is good, is easy to design & check.
Description
Technical field
The utility model belongs to low-temperature superconducting technical field, particularly relates to a kind of suspension arrangement for cryogenic magnet helium groove.
Background technology
For zero evaporated cryogenic superconducting magnet system, basic structure is that superconducting coil is immersed in one and is full of in the cavity of liquid helium, and this cavity is called helium groove.In order to ensure that helium groove keeps certain low temperature to be unlikely to allow liquid helium gasify, external heat must be reduced as far as possible and pass to helium groove.Mode be that helium groove is hung up by pull bar first, greatly can reduce the extraneous heat by conduction to helium groove.
But because whole helium groove is hung up by pull bar, pull bar, except suffered helium groove gravity itself, also will bear the impulsive force because handling during transport and transportation moderately gusty air bring.In addition, when the structure of pull bar also must be considered to install, pull bar should easily adjust, and makes helium groove be in geometric center position.
Existing Tiebar structure form is a lot, but is much use for specific structure or occasion, has specificity, has structure in addition relatively complicated, and center such as not easily to adjust at the shortcoming.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the purpose of this utility model is to provide a kind of suspension arrangement for cryogenic magnet helium groove, have that structure is simple, stress good, to install tune center convenient and reliable, version easily converts use, feature that versatility is good.
To achieve these goals, the technical solution adopted in the utility model is: a kind of suspension arrangement for cryogenic magnet helium groove, includes Dewar; Cold screen is provided with in Dewar; Cold screen inner chamber is provided with helium groove; Be provided with above Dewar the right and left be respectively equipped with regulate rod assembly and on regulate No. two rod assemblies; Above in Dewar, the left and right sides is respectively equipped with load rod assembly and load No. two rod assemblies.
Described upper adjustment rod assembly includes Dewar contiguous block, pull bar spacing ring, pull bar, cold screen contiguous block, pull bar attaching nut, helium groove contiguous block and locking nut; Dewar is connected with pull bar spacing ring by Dewar contiguous block; Pull bar spacing ring is connected with helium groove contiguous block by pull bar; Helium groove contiguous block is connected with helium groove.
Described pull bar attaching nut is contained on pull bar, and pull bar is connected with cold screen contiguous block, and cold screen contiguous block is connected with cold screen.
Be connected with annealed copper wire between described cold screen contiguous block and cold screen.
Lower adjustment rod assembly and lower adjustment No. two rod assemblies are provided with in the below of Dewar.
The structure of described upper adjustment rod assembly and upper adjustment No. two rod assemblies, load rod assembly, load No. two rod assemblies, lower adjustment rod assembly, lower adjustment No. two rod assemblies is identical.
Pull bar in described load rod assembly, load No. two rod assemblies is in vertical direction and arranges, and pull bar and vertical direction have an angle, and this angle is less than or equal to 45 °; Pull bar in upper adjustment rod assembly, upper adjustment No. two rod assemblies, lower adjustment rod assembly, lower adjustment No. two rod assemblies and vertical direction all have an angle.
The welding position of helium groove contiguous block in described load rod assembly and load No. two rod assemblies on helium groove end plate is higher than helium groove position of centre of gravity.
The Dewar contiguous block of a described upper adjustment rod assembly left end and the Dewar contiguous block of load No. two rod assembly upper ends adopt integrated setting or arrange separately; The Dewar contiguous block of a described upper adjustment rod assembly right-hand member and the Dewar contiguous block of load No. two rod assembly upper ends adopt integrated setting or arrange separately.
Described upper adjustment rod assembly, upper adjustment No. two rod assemblies, load rod assembly, load No. two rod assemblies, lower adjustment rod assembly, lower adjustment No. two rod assembly one end are located on the inwall of Dewar.
One end of described upper adjustment rod assembly, upper adjustment No. two rod assemblies, load rod assembly, load No. two rod assemblies, lower adjustment rod assembly, lower adjustment No. two rod assemblies is fixed on outside Dewar through the wall of Dewar, and by its tie-rod sealing in Dewar cavity.
The material of described pull bar can be titanium alloy, GFRP and CFRP material.
The beneficial effects of the utility model are:
1) this mechanism structure is simple, and manufacturing process is general, and cost is low.
2) stress is good.Load pull bar can rotate around Dewar contiguous block, hangs straight down helium groove simultaneously, so pull bar is only by the pulling force of helium groove, without shearing force, such stress is easy to modeling in the design and checks, and is easy to control; The superconducting magnet assembled in addition, in transportation, can not use special vibration damping haulage vehicle, even can it goes without doing supporting vibration damping transport frock, and only need regulation speed etc., cost of transportation reduces greatly.
3) be easy to regulate mounting center.Four adjusting yokes can regulate helium groove center from helium groove top and bottom around helium groove axial direction easily respectively, make it be in magnet geometric center as far as possible.
4) the convertible use of version.For the helium groove of different structure size and weight or due to factors such as heat conduction amount restrictions, the modes such as employing a pair stressed pull bar and a pair adjusting yoke can be selected to realize suspension and the center adjustment of helium groove.
5) versatility is good.Except zero volatilization superconducting magnet, every relating to, needs to carry out hanging the SUPERCONDUCTING MAGNET DESIGN of installing to helium groove, all can select to adopt this kind of mode.
Accompanying drawing explanation
Fig. 1 is helium groove suspension arrangement structural representation.
Fig. 2 is A-A direction view in Fig. 1.
In figure, 1., regulate a rod assembly, 2., regulate No. two rod assemblies, 3. load rod assembly, 4. load No. two rod assemblies, 5. a time adjustment rod assembly, 6. time adjustment No. two rod assemblies, 7. Dewar contiguous block, 8. pull bar spacing ring, 9. pull bar, 10. cold screen contiguous block, 11. pull bar attaching nuts, 12. helium groove contiguous blocks, 13. locking nuts, 14. Dewars, 15. cold screens, 16. helium grooves.
Embodiment
Below in conjunction with accompanying drawing, operation principle of the present utility model is described in further detail.
See Fig. 1, a kind of suspension arrangement for cryogenic magnet helium groove, includes Dewar 14; Cold screen 15 is provided with in Dewar 14; Cold screen 15 inner chamber is provided with helium groove 16; Be provided with above Dewar 14 the right and left be respectively equipped with regulate rod assembly 1 and on regulate No. two rod assemblies 2; Above in Dewar 14, the left and right sides is respectively equipped with load rod assembly 3 and load No. two rod assemblies 4, and load rod assembly 3 and load No. two rod assemblies 4 are for load; The center that load rod assembly mainly regulates helium groove vertically upper and lower, adjusting yoke assembly mainly regulates the center in helium groove top and lower horizontal direction.If structure allows, only can use regulating for certain a pair of helium groove top adjusting yoke or helium bottom land end, another is to installing.
See Fig. 2, described upper adjustment rod assembly 1 includes Dewar contiguous block 7, pull bar spacing ring 8, pull bar 9, cold screen contiguous block 10, pull bar attaching nut 11, helium groove contiguous block 12 and locking nut 13; Dewar 14 is connected with pull bar spacing ring 8 by Dewar contiguous block 7; Pull bar spacing ring 8 is connected with helium groove contiguous block 12 by pull bar 9; Helium groove contiguous block 12 is connected with helium groove 16.
Described pull bar attaching nut 11 is contained on pull bar 9, and pull bar 9 is connected with cold screen contiguous block 10, and cold screen contiguous block 10 is connected with cold screen 15.In order to increase heat-conducting area, can be connected with annealed copper wire between cold screen contiguous block 11 and cold screen 15, the position of pull bar attaching nut 10 calculates according to heat.
Lower adjustment rod assembly 5 and lower adjustment No. two rod assemblies 6 are provided with in the below of Dewar.
The structure of described upper adjustment rod assembly 1 and upper adjustment No. two rod assemblies 2, load rod assembly 3, load No. two rod assemblies 4, lower adjustment rod assembly 5, lower adjustment No. two rod assemblies 6 is identical.
If consider assembling and spatial limitation, in described load rod assembly 3 and load No. two rod assemblies 4, its pull bar is in vertical direction and arranges, and pull bar and vertical direction have an angle, and this angle is less than or equal to 45 °; In upper adjustment rod assembly 1, upper adjustment No. two rod assemblies 2, lower adjustment rod assembly 5, lower adjustment No. two rod assemblies 6, its pull bar and vertical direction all have an angle; The welding position of helium groove contiguous block 12 in described load rod assembly 3 and load No. two rod assemblies 4 on helium groove end plate is higher than helium groove position of centre of gravity, to lower than helium groove position of centre of gravity, not only will consider upper adjustment rod assembly 1 and upper adjustment No. two rod assembly 2 regulatory functions, also will consider their stresses to helium groove.
The Dewar contiguous block of described upper adjustment rod assembly 1 left end and the Dewar contiguous block of load No. two rod assembly 4 upper ends adopt integrated design or design separately, all can not change with the connected mode of pull bar 9 and position, such merging is easily centering installation afterwards, adds intensity in addition; In like manner, the Dewar contiguous block of described upper adjustment rod assembly 2 right-hand member and the Dewar contiguous block of load No. two rod assembly 3 upper ends adopt integrated design or design separately; Dewar contiguous block 7 in lower adjustment rod assembly 5 and lower adjustment No. two rod assemblies 6 also can merge as a whole.
Described upper adjustment rod assembly 1, upper adjustment No. two rod assemblies 2, load rod assembly 3, load No. two rod assemblies 4, lower adjustment rod assembly 5, lower adjustment No. two rod assembly 6 one end are located on the inwall of Dewar 14.
One end of described upper adjustment rod assembly 1, upper adjustment No. two rod assemblies 2, load rod assembly 3, load No. two rod assemblies 4, lower adjustment rod assembly 5, lower adjustment No. two rod assemblies 6 is fixed on outside Dewar 14 through the wall of Dewar 14, and by its tie-rod sealing in Dewar 14 cavity.
The material of described pull bar 9 can be titanium alloy, GFRP and CFRP material; Because pull bar 9 in load rod assembly 3 and load No. two rod assemblies 4 is mainly used for load, so select suitable material according to situations such as helium groove gravity and superconducting magnet handling, transports, but the pull bar 9 in upper adjustment rod assembly 1, upper adjustment No. two rod assemblies 2, lower adjustment rod assembly 5 and lower adjustment No. two rod assemblies 6 is only used to adjustment mounting center, so the material different with load pull bar can be selected, namely mainly to select according to conductivity.
The cutaway view of Fig. 2 is analysing and observe a load rod assembly 3, and other structures are identical with execution mode.Dewar contiguous block 7 is connected on the inwall of Dewar 14 by the mode of welding, pull bar 9 termination circular hole is through on the cylinder that Dewar contiguous block 7 stretches out, pull bar spacing ring 8 is welded on cylindrical tip that Dewar contiguous block 7 stretches out to limit pull bar 9 along cylinder axis to displacement.After welding, pull bar 9 is along cylinder axis to there being certain displacement.Pull bar attaching nut 11 is contained in the correct position on pull bar 9, is contained on pull bar attaching nut 11 by cold screen contiguous block 10, and cold screen contiguous block 10 is finally assemble with the end plate connection of cold screen 15.The hole of helium groove contiguous block 12 is through on pull bar 9, and the end face weld of bottom and helium groove 16 connects assembly connection.Finally load onto locking nut 13 in pull bar 9 termination, be used for restriction helium groove along pull bar 9 axial displacement.
By this kind of mode, helium groove 16 is suspended on Dewar 14 by pull bar 9, helium groove contiguous block 12 and locking nut 13.The center of helium groove about 16 vertical direction can be regulated along the position of pull bar 9 axial direction by adjustment locking nut 13.And by pull bar attaching nut 11 and cold screen contiguous block 10, pull bar 9 and cold screen 15 are coupled together.And four adjusting yoke assemblies 1,2,5,6 and load No. two rod assembly 4 execution modes and load rod assembly 3 structure are identical.Four adjusting yoke assemblies 1,2,5,6 regulate the mounting center of helium groove top and bottom by locking nut.
Claims (10)
1., for a suspension arrangement for cryogenic magnet helium groove, include Dewar (14); Cold screen (15) is provided with in Dewar (14); Cold screen (15) inner chamber is provided with helium groove (16); It is characterized in that, be provided with the right and left in Dewar (14) top and be respectively equipped with a upper adjustment rod assembly (1) and upper adjustment No. two rod assemblies (2); Load rod assembly (3) and load No. two rod assemblies (4) are respectively equipped with in the left and right sides, middle top of Dewar (14).
2. a kind of suspension arrangement for cryogenic magnet helium groove according to claim 1, it is characterized in that, described upper adjustment rod assembly (1) includes Dewar contiguous block (7), pull bar spacing ring (8), pull bar (9), cold screen contiguous block (10), pull bar attaching nut (11), helium groove contiguous block (12) and locking nut (13); Dewar (14) is connected with pull bar spacing ring (8) by Dewar contiguous block (7); Pull bar spacing ring (8) is connected with helium groove contiguous block (12) by pull bar (9); Helium groove contiguous block (12) is connected with helium groove (16).
3. a kind of suspension arrangement for cryogenic magnet helium groove according to claim 2, it is characterized in that, described pull bar attaching nut (11) is contained on pull bar (9), pull bar (9) is connected with cold screen contiguous block (10), and cold screen contiguous block (10) is connected with cold screen (15).
4. a kind of suspension arrangement for cryogenic magnet helium groove according to claim 2, is characterized in that, is connected between described cold screen contiguous block (11) and cold screen (15) with annealed copper wire.
5. a kind of suspension arrangement for cryogenic magnet helium groove according to claim 1, is characterized in that, is provided with lower adjustment rod assembly (5) and lower adjustment No. two rod assemblies (6) in the below of Dewar.
6. a kind of suspension arrangement for cryogenic magnet helium groove according to claim 2, it is characterized in that, the structure of described upper adjustment rod assembly (1) and upper adjustment No. two rod assemblies (2), load rod assembly (3), load No. two rod assemblies (4), lower adjustment rod assembly (5), lower adjustment No. two rod assemblies (6) is identical.
7. a kind of suspension arrangement for cryogenic magnet helium groove according to claim 2, it is characterized in that, pull bar in described load rod assembly (3), load No. two rod assemblies (4) is in vertical direction and arranges, pull bar and vertical direction have an angle, and this angle is less than or equal to 45 °; Pull bar in upper adjustment rod assembly (1), upper adjustment No. two rod assemblies (2), lower adjustment rod assembly (5), lower adjustment No. two rod assemblies (6) and vertical direction all have an angle; The welding position of helium groove contiguous block (12) in described load rod assembly (3) and load No. two rod assemblies (4) on helium groove end plate is higher than helium groove position of centre of gravity.
8. a kind of suspension arrangement for cryogenic magnet helium groove according to claim 1, it is characterized in that, the Dewar contiguous block of described upper adjustment rod assembly (1) left end and the Dewar contiguous block of load No. two rod assembly (4) upper ends adopt integrated setting or arrange separately; The Dewar contiguous block of described upper adjustment rod assembly (2) right-hand member and the Dewar contiguous block of load No. two rod assembly (3) upper ends adopt integrated setting or arrange separately.
9. a kind of suspension arrangement for cryogenic magnet helium groove according to claim 2, it is characterized in that, described upper adjustment rod assembly (1), upper adjustment No. two rod assemblies (2), load rod assembly (3), load No. two rod assemblies (4), lower adjustment rod assembly (5), lower adjustment No. two rod assembly (6) one end are located on the inwall of Dewar (14).
10. a kind of suspension arrangement for cryogenic magnet helium groove according to claim 2, it is characterized in that, one end of described upper adjustment rod assembly (1), upper adjustment No. two rod assemblies (2), load rod assembly (3), load No. two rod assemblies (4), lower adjustment rod assembly (5), lower adjustment No. two rod assemblies (6) is fixed on Dewar (14) outside through the wall of Dewar (14), and by its tie-rod sealing in Dewar (14) cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420632866.XU CN204130294U (en) | 2014-10-29 | 2014-10-29 | A kind of suspension arrangement for cryogenic magnet helium groove |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420632866.XU CN204130294U (en) | 2014-10-29 | 2014-10-29 | A kind of suspension arrangement for cryogenic magnet helium groove |
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| CN204130294U true CN204130294U (en) | 2015-01-28 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104319057A (en) * | 2014-10-29 | 2015-01-28 | 西安聚能超导磁体科技有限公司 | Suspension device for low-temperature superconducting magnet helium tank |
| CN105261438A (en) * | 2015-10-19 | 2016-01-20 | 中国科学院近代物理研究所 | Helium groove of compound superconducting solenoid magnet coil |
| CN107204226A (en) * | 2016-03-18 | 2017-09-26 | 上海联影医疗科技有限公司 | A kind of low-temperature (low temperature) vessel of superconducting magnet |
| CN108777206A (en) * | 2018-05-29 | 2018-11-09 | 潍坊新力超导磁电科技有限公司 | A kind of superconducting magnet of NMR |
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2014
- 2014-10-29 CN CN201420632866.XU patent/CN204130294U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104319057A (en) * | 2014-10-29 | 2015-01-28 | 西安聚能超导磁体科技有限公司 | Suspension device for low-temperature superconducting magnet helium tank |
| CN104319057B (en) * | 2014-10-29 | 2016-09-07 | 西安聚能超导磁体科技有限公司 | A kind of suspension arrangement for cryogenic magnet helium groove |
| CN105261438A (en) * | 2015-10-19 | 2016-01-20 | 中国科学院近代物理研究所 | Helium groove of compound superconducting solenoid magnet coil |
| CN105261438B (en) * | 2015-10-19 | 2017-11-10 | 中国科学院近代物理研究所 | A kind of compound Superconducting solenoid coil helium groove |
| CN107204226A (en) * | 2016-03-18 | 2017-09-26 | 上海联影医疗科技有限公司 | A kind of low-temperature (low temperature) vessel of superconducting magnet |
| US10415759B2 (en) | 2016-03-18 | 2019-09-17 | Shanghai United Imaging Healthcare Co., Ltd. | Cryostat for superconducting magnet system |
| CN107204226B (en) * | 2016-03-18 | 2020-06-02 | 上海联影医疗科技有限公司 | Low-temperature container of superconducting magnet |
| US10962174B2 (en) | 2016-03-18 | 2021-03-30 | Shanghai United Imaging Healthcare Co., Ltd. | Cryostat for superconducting magnet system |
| CN108777206A (en) * | 2018-05-29 | 2018-11-09 | 潍坊新力超导磁电科技有限公司 | A kind of superconducting magnet of NMR |
| CN108777206B (en) * | 2018-05-29 | 2023-09-15 | 潍坊新力超导磁电科技有限公司 | Nuclear magnetic resonance superconducting magnet |
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