CN206223951U - Superconducting magnet dynamic measurement device under a kind of low temperature - Google Patents
Superconducting magnet dynamic measurement device under a kind of low temperature Download PDFInfo
- Publication number
- CN206223951U CN206223951U CN201621204158.1U CN201621204158U CN206223951U CN 206223951 U CN206223951 U CN 206223951U CN 201621204158 U CN201621204158 U CN 201621204158U CN 206223951 U CN206223951 U CN 206223951U
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- magnetic bar
- position adjusting
- adjusting mechanism
- positioning disk
- superconducting magnet
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Abstract
The utility model is related to superconducting magnet test equipment technical field, more particularly, to superconducting magnet dynamic measurement device under a kind of low temperature.It is characterized in including measurement workbench and surveys magnetic tool mechanism, described measurement workbench includes chassis, X-direction position adjusting mechanism is provided with chassis, Y-direction position adjusting mechanism and Z-direction position adjusting mechanism, rotary drive motor is additionally provided with Z-direction position adjusting mechanism, rotary drive motor is connected by shaft coupling with magnetic bar upper end is surveyed, magnetic bar is surveyed to be arranged on survey magnetic tool mechanism through the interstitial hole lower end on chassis, described survey magnetic tool mechanism includes upper positioning disk and lower positioning disk, upper positioning disk upper end is correspondingly arranged on limited block, lower positioning disk lower end is correspondingly arranged on retaining ring, rotating cylinder is provided between upper positioning disk and lower positioning disk.It has high degree of automation, easy to control, applied widely, tests reliable advantage；Realize that simply its control section is mature technology in control section.
Description
Technical field
The utility model is related to superconducting magnet test equipment technical field, dynamic more particularly, to superconducting magnet under a kind of low temperature
State measurement apparatus.
Background technology
At present it is known that the test of cryogenic magnet mainly have following two modes：Cryogenic magnet is direct 1.
It is immersed in liquid helium, fixing hall probe in superconducting magnet specified location carries out one-point measurement；2. independent to every superconducting magnet
Configuration cryostat, measures in room temperature hole.Former mode defect be cannot dynamically measure acquisition information it is less；
Latter approach requires that every superconducting magnet needs to carry cryostat, if in room temperature hole when superconducting magnet internal orifice dimension is smaller
Interior measurement will be limited by spatially.
In addition, the geometric center and magnetic field center of superconducting magnet will not typically be completely superposed certain deviation, this be by
Circle is jumped during winding superconductive magnet, adds pretightning force etc., inevitably resulted in magnetic field center and machine center is misaligned.
Such as MSU (the state university of Michigan, United States) FRIB project superconducting magnets, it is desirable to which magnetic field center is less than with machine center deviation
0.3mm.But if deviation is too big, beam path can be produced to distort.By measuring the deviation in determination magnetic field center and machinery simultaneously
Carry out secondary operation so that the magnetic field center of superconducting magnet must be on beam axis.This can all give the dynamic survey of superconducting magnet
Amount brings difficulty, and one kind (mostly liquid helium temperature) in the environment of low temperature direct work, stable performance, dimension is lacked in the prior art
Convenient testing equipment is protected, in the magnetic field that especially can enter Mobile state Measurement of Superconducting Magnet in less superconducting magnet aperture
The test device that the heart and axial magnetic field are distributed along axis still belongs to technological gap.
The content of the invention
The purpose of this utility model is that superconducting magnet is dynamically measured under providing a kind of low temperature in view of the shortcomings of the prior art
Device.So as to effectively solve the problems of the prior art.
To achieve the above object, the technical scheme that the utility model is taken is：Superconducting magnet is moved under a kind of described low temperature
State measurement apparatus, are characterized in including measurement workbench and survey magnetic tool mechanism, described measurement workbench includes chassis, chassis
On be provided with X-direction position adjusting mechanism, Y-direction position adjusting mechanism and Z-direction position adjusting mechanism, Z-direction position adjustment
Rotary drive motor is additionally provided with mechanism, rotary drive motor is connected by shaft coupling with magnetic bar upper end is surveyed, surveys magnetic bar and pass through
The interstitial hole lower end on chassis is arranged on to be surveyed on magnetic tool mechanism, and described survey magnetic tool mechanism includes upper positioning disk and lower positioning
Disk, upper positioning disk upper end is correspondingly arranged on limited block, and lower positioning disk lower end is correspondingly arranged on retaining ring, upper positioning disk and lower positioning
Rotating cylinder is provided between disk.
Sealing mechanism is additionally provided with described survey magnetic bar, described sealing mechanism includes being set in seal receptacle, seal receptacle
There is spring, spring top is correspondingly arranged on pressure ring, and pressure ring top is provided with sealing ring and adjustment ring, and gland is arranged in adjustment ring
Side, is provided with housing screw and lock-screw on gland.Regulation housing screw make survey magnetic bar moved up and down in sealing mechanism and
During rotation will not gas leakage, lock-screw is used for locking survey magnetic bar, and sealing mechanism also functions to certain play a part of guiding.
Described surveys mesopore of the magnetic bar through the interstitial hole, the mesopore of sealing mechanism and survey magnetic tool mechanism on chassis, surveys magnetic
Bar lower end is provided with axial column hall probe and radial direction sheet hall probe, axial column hall probe and radial direction sheet Hall
Probe is drawn by lead by the lead outlet on survey magnetic bar.
Described X-direction position adjusting mechanism includes X direction guiding rails, and correspondence is provided with X to sliding block and X to silk on X direction guiding rails
Thick stick, X is connected with X to handwheel to leading screw outer end, and X is additionally provided with X direction guiding rails to retaining mechanism；Described Y-direction position adjustment
Mechanism is arranged on X on sliding block, and Y-direction position adjusting mechanism includes Y-direction guide rail, in Y-direction guide rail correspondence be provided with Y-direction sliding block and
Y-direction leading screw, Y-direction leading screw outer end is connected with Y-direction handwheel, and Y-direction retaining mechanism is additionally provided with Y-direction guide rail；Described Z-direction position
Adjustment mechanism is arranged on Y-direction sliding block, and Z-direction position adjusting mechanism includes Z-direction guide rail, and correspondence is provided with Z-direction cunning on Z-direction guide rail
Block and Z-direction leading screw, Z-direction leading screw upper end are connected with Z-direction motor, and described rotary drive motor is arranged on Z-direction sliding block.
Adjusting screw rod is additionally provided with described chassis, adjusting screw rod is set to four, and chassis passes through four adjusting screw rods
Be fixed on the top flange of test Dewar, chassis is ensured by adjusting adjusting screw rod and push up the distance between flange with it is parallel
Degree.
Described rotary drive motor drives survey magnetic bar to be rotated along C directions by shaft coupling, and rotation angle range is 0-
360°；Described X-direction position adjusting mechanism, Y-direction position adjusting mechanism and Z-direction position adjusting mechanism are realized surveying magnetic respectively
Bar in X direction, the movement of Y-direction and Z-direction；The mobile adjustable range of X-direction position adjusting mechanism is 1-150mm；Y-direction position
It is 1-50mm to put adjustment mechanism movement adjustable range；The mobile adjustable range of Z-direction position adjusting mechanism is 0-850mm.
The survey magnetic bar bottom of described survey magnetic tool mechanism is fixed and is used for testing axial magnetic when being moved along central axis
The axial column hall probe of field distribution, lead is drawn out to upper end and seals by surveying inside magnetic bar, survey magnetic bar and use aluminium alloy
Material, alignment degree 0.01% before processing surveys magnetic bar and is marked with scale value；The linearity of described rotating cylinder be 0.05mm,
Cylindricity is 0.02mm, the gap of 0.02-0.04mm is provided between rotating cylinder and upper positioning disk and lower positioning disk, on rotating cylinder
Circumferential wire casing and axial wire casing are provided with, circumferential wire casing is used for fixed radial sheet hall probe, is cut along the center of superconducting magnet
Symmetrical above and below each in face fixes a sheet hall probe, and axial wire casing is used for cabling of popping one's head in；Rotating cylinder is fixed by pin hole
In superconducting magnet end to be measured, the gap surveyed between magnetic bar and rotating cylinder is 0.02-0.06mm, it is ensured that survey magnetic bar in rotating cylinder
Inside free movement vertically, while rotating cylinder has guide effect to surveying magnetic bar；Survey magnetic bar boss and rotating cylinder groove is in contact, C
Drive to survey the rotation of magnetic bar and then cylinder rotation is rotated to motor and realize that radial magnetic field is measured.
The beneficial effects of the utility model are：Superconducting magnet dynamic measurement device under a kind of described low temperature, it is in low temperature
Under, magnetic-field measurement dynamically is carried out to superconducting magnet, in test process, the information that obtains it is many, save the test used time and test into
This；It is easy to control with high degree of automation, it is applied widely, test reliable advantage；Realize simple, its control in control section
System part is mature technology.
Brief description of the drawings：
Fig. 1 is axle geodesic structure schematic diagram of the present utility model；
Fig. 2 is the structural representation of measurement workbench of the present utility model；
Fig. 3 is survey magnetic bar cross section structure diagram of the present utility model；
Fig. 4 is mplifying structure schematic diagram at I in Fig. 3 of the present utility model；
Fig. 5 is mplifying structure schematic diagram at II in Fig. 3 of the present utility model；
Fig. 6 is sealing structure cross section structure diagram of the present utility model；
Fig. 7 is survey magnetic tool structure schematic diagram of the present utility model；
Fig. 8 is cross section structure diagram at the A-A of Fig. 7 of the present utility model；
Fig. 9 is test set-up exemplary construction schematic diagram of the present utility model.
Shown in figure：1.X is to handwheel；2.X is to leading screw；3.X is to retaining mechanism；4.X direction guiding rails；5.X is to sliding block；6.Y to
Retaining mechanism；7.Y is to handwheel；8.Y direction guiding rails；9.Y is to leading screw；10.Y is to sliding block；11.Z is to leading screw；12.Z is to motor；13.Z
Direction guiding rail；14.Z is to sliding block；15. rotary drive motors；16. shaft couplings；17. chassis；18. adjusting screw rods；19. seal receptacles；20.
Spring；21. pressure rings；22. sealing rings；23. adjustment rings；24. glands；25. housing screws；26. lock-screws；27. survey magnetic bar；
27-1. radial direction sheet hall probes；27-2. axial directions column hall probe；27-3. leads；27-4. lead outlets；28. is spacing
Block；Positioning disk on 29.；30. rotating cylinders；31. times positioning disks；32. retaining rings；33. test Dewars；34. woven hoses；35. top methods
It is blue；36.KF40 interfaces；37. measurement workbench；38. sealing mechanisms；39. current feeds；40. suspention G10 plates；41. survey magnetic frock
Mechanism；42. pull bars；43. superconducting magnets；44. heaters；45. sealing mechanisms.
Specific embodiment
It is described in further detail below in conjunction with the preferred example shown in accompanying drawing：
As shown in Fig. 1 to Fig. 8 superconducting magnet dynamic measurement device under a kind of described low temperature, is characterized in including measuring work
Make platform 37 and survey magnetic tool mechanism 41, described measurement workbench 37 includes chassis 17, X-direction position tune is provided with chassis 17
Whole mechanism, Y-direction position adjusting mechanism and Z-direction position adjusting mechanism, are additionally provided with rotation and drive on Z-direction position adjusting mechanism
Dynamic motor 15, rotary drive motor 15 is connected by shaft coupling 16 with the upper end of magnetic bar 27 is surveyed, and survey magnetic bar 27 is passed through in chassis 17
Between hole lower end be arranged on and survey on magnetic tool mechanism 41, described survey magnetic tool mechanism 41 includes upper positioning disk 29 and lower positioning disk
31, the upper end of upper positioning disk 29 is correspondingly arranged on limited block 28, and the lower lower end of positioning disk 31 is correspondingly arranged on retaining ring 32, upper positioning disk
Rotating cylinder 30 is provided between 29 and lower positioning disk 31.
Sealing mechanism 38 is additionally provided with described survey magnetic bar 27, described sealing mechanism 38 includes seal receptacle 19, sealing
Spring 20 is provided with seat 19, the top of spring 20 is correspondingly arranged on pressure ring 21, and the top of pressure ring 21 is provided with sealing ring 22 and adjustment
Ring 23, gland 24 is arranged on the top of adjustment ring 23, and housing screw 25 and lock-screw 26 are provided with gland 24.Regulation compresses spiral shell
Nail 25 when survey magnetic bar 27 is moved up and down and rotate in the sealing mechanism 38 will not gas leakage, lock-screw 26 is used for locking surveys magnetic bar
27, sealing mechanism 38 also functions to certain play a part of guiding.Sealing mechanism 38 also function to it is certain play a part of guiding,
Ensure to survey magnetic bar 27 and rotary drive motor axle with one heart, sealing mechanism 38 is fixed on the advance of test Dewar 33 and opens KF40 interfaces 36
Top flange 35 on.
Described magnetic bar 27 of surveying runs through in interstitial hole, the mesopore of sealing mechanism 38 and the survey magnetic tool mechanism 41 on chassis 17
Hole, surveys the lower end of magnetic bar 27 and is provided with axial column hall probe 27-2 and radial direction sheet hall probe 27-1, axial column Hall
Probe 27-2 and radial direction sheet hall probe 27-1 is drawn by lead 27-3 by the lead outlet 27-4 on survey magnetic bar 27.
Described X-direction position adjusting mechanism includes X direction guiding rails 4, on X direction guiding rails 4 correspondence be provided with X to sliding block 5 and X to
Leading screw 2, X is connected with X to handwheel 1 to the outer end of leading screw 2, and X is additionally provided with X direction guiding rails 4 to retaining mechanism 3；Described Y-direction position
Adjustment mechanism is put installed in X on sliding block 5, Y-direction position adjusting mechanism includes Y-direction guide rail 8, and correspondence is provided with Y-direction guide rail 8
Y-direction sliding block 10 and Y-direction leading screw 9, the outer end of Y-direction leading screw 9 are connected with Y-direction handwheel 7, and Y-direction retaining mechanism is additionally provided with Y-direction guide rail 8
6；Described Z-direction position adjusting mechanism is arranged on Y-direction sliding block 10, and Z-direction position adjusting mechanism includes Z-direction guide rail 13, Z-direction
Correspondence is provided with Z-direction sliding block 14 and Z-direction leading screw 11 on guide rail 13, and the upper end of Z-direction leading screw 11 is connected with Z-direction motor 12, described rotation
Turn motor 15 to be arranged on Z-direction sliding block.
Adjusting screw rod 18 is additionally provided with described chassis 17, adjusting screw rod 18 is set to four, and chassis 17 passes through four
Adjusting screw rod is fixed on the top flange 35 of test Dewar 33, and chassis 17 and top flange 35 are ensured by adjusting adjusting screw rod 18
The distance between and the depth of parallelism.
Described rotary drive motor 15 drives survey magnetic bar 27 to be rotated along C directions by shaft coupling 16, rotation angle range
It is 0-360 °；Described X-direction position adjusting mechanism, Y-direction position adjusting mechanism and Z-direction position adjusting mechanism are realized respectively
Survey magnetic bar 27 in X direction, the movement of Y-direction and Z-direction；The mobile adjustable range of X-direction position adjusting mechanism is 1-150mm；Y
Direction position adjusting mechanism movement adjustable range is 1-50mm；The mobile adjustable range of Z-direction position adjusting mechanism is 0-
850mm。
The bottom of survey magnetic bar 27 of described survey magnetic tool mechanism 41 is fixed and is used for testing axle when being moved along central axis
To the axial column hall probe 27-2 of Distribution of Magnetic Field, lead is drawn out to upper end and seals by surveying inside magnetic bar 27, surveys magnetic bar
27 use aluminum alloy materials, and alignment degree 0.01% before processing surveys magnetic bar 27 and is marked with scale value；Described rotating cylinder 30
Linearity is 0.05mm, cylindricity is 0.02mm, and 0.02- is provided between rotating cylinder 30 and upper positioning disk 29 and lower positioning disk 31
The gap of 0.04mm, is provided with circumferential wire casing and axial wire casing on rotating cylinder 30, circumferential wire casing is used for fixed radial sheet Hall
Probe 27-1, a sheet hall probe is fixed along symmetrical above and below each of the central cross-section of superconducting magnet, and axial wire casing is used for visiting
Head cabling；Rotating cylinder 30 is fixed on the end of superconducting magnet 43 to be measured by pin hole, surveys between magnetic bar 27 and rotating cylinder 30
Gap is 0.02-0.06mm, it is ensured that survey the free movement vertically in rotating cylinder 30 of magnetic bar 27, while 30 pairs of survey magnetic bars of rotating cylinder
27 have guide effect；Survey magnetic bar boss and rotating cylinder groove is in contact, C drives to motor and surveys the rotation of magnetic bar and then cylinder is rotated
Rotation realizes that radial magnetic field is measured.
As shown in figure 9, superconducting magnet dynamic measurement device under a kind of described low temperature, is made by coordinating with test Dewar 33
With the dynamic method for measuring of superconducting magnet Distribution of Magnetic Field comprises the following steps under it is used for low temperature：
The first step：Axial column hall probe 27-2 is fixed on the bottom of survey magnetic bar 27, its lead 27-3 is along survey magnetic bar
27 endoporus are drawn from lead outlet 27-4 at the lateral opening hole of magnetic bar upper end is surveyed, and with low temperature glue sealing wire exit；Will be close
Sealing mechanism 38 is arranged on according to structural order and surveys on magnetic bar 27；
Second step：Radial direction sheet hall probe 27-1 low temperature glue bands are fixed in the circumferential recess that rotating cylinder 30 is opened,
Its position is symmetrical relative to superconducting magnet central plane to be measured, each one up and down, and lead vertically draw by groove, and glass silk gum
Cloth is fixed, it is ensured that being rotated in rotating cylinder will not wrap out lead, while by lead in rotating cylinder upper end several circles of pre-wound；
3rd step：Upper positioning disk 29 and the lower pin of positioning disk 31 are fixed on the two ends of superconducting magnet 43, rotating cylinder 30
Sequentially pass through limited block 28, upper positioning disk 29, the centre bore of superconducting magnet 43, lower positioning disk 31, rotating cylinder 30 protruded into lower positioning
The part retaining ring 32 of disk 31 is locked, and only allows rotating cylinder 30 along C to rotation, does not allow to be moved along Z-direction；Ensure rotating cylinder 30
Central axis overlapped with the endoporus geometric center lines of superconducting magnet 43, and ensure that the central axis of rotating cylinder 30 and magnet end face hang down
Directly；
4th step：Superconducting magnet 43 is lifted on suspention G10 plates 40 by pull bar 42, adjustment superconducting magnet 43 is to properly
Position, it is ensured that the KF40 interfaces 36 that open up are concentric in advance on the center of superconducting magnet 43 and the top flange 35 of test Dewar 33, super
The end face of magnetic conductor 43 is parallel with the top end face of flange 35；
5th step：After sealing mechanism 38 and survey magnetic bar 27 are assembled, sealing mechanism 38 is fixed on KF40 interfaces 36
On, magnetic bar 27 is surveyed through limited block 28 and is moved down, through the centre bore with groove of rotating cylinder 30, the subscript of magnetic bar 27 is surveyed in observation
Some scales and direction, survey axial centerline and the direction of the movement requirement measurement of magnetic bar 27, are locked with the screwing of limited block 28
Survey magnetic bar 27；
6th step：Measurement workbench 37 is installed, the top of test Dewar 33 is arranged on by four adjusting screw rods of its bottom
On flange 35, adjustment adjusting screw makes bottom disc face parallel with the top end face of flange 35；By adjusting X to handwheel 1, Y-direction handwheel 7
Make the axle center of Z-direction motor 12 and survey magnetic bar center superposition, the lock-screw 26 of lock sealing structure, manually control moves down rotation and drives
Dynamic motor 15 is connected by shaft coupling 16 with the upper end of magnetic bar 27 is surveyed；After the completion of connection, the lock-screw 26 of sealing structure is unclamped,
Tighten housing screw 25, it is ensured that sealing；
7th step：With liquid nitrogen cooling, when the entirety of superconducting magnet 43 is down to liquid nitrogen temperature, kept for a period of time to superconducting magnetic
After body 43 is cold, the external world is filled with helium the remaining liquid nitrogen in Dewar is discharged by woven hose 34, while with being placed in Dewar
The heater 44 in portion is heated, it is ensured that is drained only liquid nitrogen, is stopped heating；Lowered the temperature with liquid helium, treat that superconducting magnet 43 is overall and be down to liquid
Helium temperature simultaneously keeps a period of time, the process monitored over time temperature and liquid level；
8th step：Superconducting magnet 43 is started into excitation according to predetermined power up speed by current feed 39 to power up, is added to
Stabling current after the current value specified；
9th step：During magnetic-field measurement, rotary drive motor C is controlled to rotation, direction of rotation and lead by control section
Pre-wound it is in opposite direction, 30 ° of every turn of rotating cylinder, record rotating cylinder two magnetic field values of sheet hall probe about 30 are surveyed repeatedly
Examination several times and recording magnetic field value, the deviation of magnetic field center and machine center is obtained by calculating；
Tenth step：During magnetic-field measurement, Z-direction motor is controlled by control section, moved up and every 10mm, record is axially
Magnetic field value, moves up and down survey magnetic bar, tests several times and record magnetic field value when axial magnetic field is moved along central axis repeatedly.
Preferred embodiment of the present utility model is the foregoing is only, is not used to limit the utility model, it is all in this practicality
Within new spirit and principle, any modification, equivalent substitution and improvements made etc. should be included in guarantor of the present utility model
Within the scope of shield.
Claims (7)
1. superconducting magnet dynamic measurement device under a kind of low temperature, it is characterized in that including measurement workbench and surveying magnetic tool mechanism, institute
The measurement workbench stated includes chassis, and X-direction position adjusting mechanism, Y-direction position adjusting mechanism and Z-direction are provided with chassis
Position adjusting mechanism, is additionally provided with rotary drive motor on Z-direction position adjusting mechanism, rotary drive motor by shaft coupling with
Survey magnetic bar upper end to be connected, survey magnetic bar is arranged on through the interstitial hole lower end on chassis and surveys on magnetic tool mechanism, described survey magnetic frock
Mechanism includes upper positioning disk and lower positioning disk, and upper positioning disk upper end is correspondingly arranged on limited block, and lower positioning disk lower end is correspondingly arranged
There is retaining ring, rotating cylinder is provided between upper positioning disk and lower positioning disk.
2. superconducting magnet dynamic measurement device under a kind of low temperature as claimed in claim 1, it is characterised in that：Described survey magnetic bar
On be additionally provided with sealing mechanism, described sealing mechanism includes seal receptacle, and spring is provided with seal receptacle, and spring top correspondence sets
Pressure ring is equipped with, pressure ring top is provided with sealing ring and adjustment ring, and gland is arranged on adjustment ring top, compression spiral shell is provided with gland
Nail and lock-screw.
3. superconducting magnet dynamic measurement device under a kind of low temperature as claimed in claim 2, it is characterised in that：Described survey magnetic bar
The mesopore of interstitial hole, sealing mechanism through chassis and the mesopore of survey magnetic tool mechanism, survey magnetic bar lower end and are provided with axial column
Hall probe and radial direction sheet hall probe, axial column hall probe and radial direction sheet hall probe are by lead by survey magnetic bar
On lead outlet draw.
4. superconducting magnet dynamic measurement device under a kind of low temperature as claimed in claim 1, it is characterised in that：Described X-direction
Position adjusting mechanism includes X direction guiding rails, and correspondence is provided with X to sliding block and X to leading screw on X direction guiding rails, and X is connected with to leading screw outer end
X is additionally provided with X to retaining mechanism to handwheel on X direction guiding rails；Described Y-direction position adjusting mechanism is arranged on X on sliding block, Y
Direction position adjusting mechanism includes Y-direction guide rail, and correspondence is provided with Y-direction sliding block and Y-direction leading screw in Y-direction guide rail, and Y-direction leading screw outer end connects
Y-direction handwheel is connected to, Y-direction retaining mechanism is additionally provided with Y-direction guide rail；Described Z-direction position adjusting mechanism is arranged on Y-direction sliding block
On, Z-direction position adjusting mechanism includes Z-direction guide rail, and correspondence is provided with Z-direction sliding block and Z-direction leading screw on Z-direction guide rail, on Z-direction leading screw
End is connected with Z-direction motor, and described rotary drive motor is arranged on Z-direction sliding block.
5. superconducting magnet dynamic measurement device under a kind of low temperature as claimed in claim 1, it is characterised in that：On described chassis
Adjusting screw rod is additionally provided with, adjusting screw rod is set to four, and chassis is fixed on the top method of test Dewar by four adjusting screw rods
Lan Shang, the distance between chassis and top flange and the depth of parallelism are ensured by adjusting adjusting screw rod.
6. superconducting magnet dynamic measurement device under a kind of low temperature as claimed in claim 4, it is characterised in that：Described rotation is driven
Dynamic motor drives survey magnetic bar to be rotated along C directions by shaft coupling, and rotation angle range is 0-360 °；Adjust described X-direction position
Whole mechanism, Y-direction position adjusting mechanism and Z-direction position adjusting mechanism realize surveying respectively magnetic bar in X direction, Y-direction and Z-direction
Movement；The mobile adjustable range of X-direction position adjusting mechanism is 1-150mm；Y-direction position adjusting mechanism moves adjustable range
It is 1-50mm；The mobile adjustable range of Z-direction position adjusting mechanism is 0-850mm.
7. superconducting magnet dynamic measurement device under a kind of low temperature as claimed in claim 1, it is characterised in that：Described survey magnetic work
The axial column Hall for being used for testing axis magnetic field when being moved along central axis is fixed in the survey magnetic bar bottom of mounting mechanism
Probe, lead is drawn out to upper end and seals by surveying inside magnetic bar, survey magnetic bar and use aluminum alloy materials, alignment degree before processing
0.01%, survey magnetic bar and be marked with scale value；The linearity of described rotating cylinder is 0.05mm, cylindricity is 0.02mm, rotating cylinder
The gap of 0.02-0.04mm is provided between upper positioning disk and lower positioning disk, circumferential wire casing and axial direction are provided with rotating cylinder
Wire casing, circumferential wire casing is used for fixed radial sheet hall probe, and one is fixed along symmetrical above and below each of the central cross-section of superconducting magnet
Individual sheet hall probe, axial wire casing is used for cabling of popping one's head in；Rotating cylinder is fixed on superconducting magnet end to be measured by pin hole,
The gap surveyed between magnetic bar and rotating cylinder is 0.02-0.06mm, it is ensured that survey the free movement vertically in rotating cylinder of magnetic bar, while
Rotating cylinder has guide effect to surveying magnetic bar；Survey magnetic bar boss and rotating cylinder groove is in contact, C drives survey magnetic bar to be rotated into motor
And cylinder rotation is rotated and realizes that radial magnetic field is measured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621204158.1U CN206223951U (en) | 2016-11-08 | 2016-11-08 | Superconducting magnet dynamic measurement device under a kind of low temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621204158.1U CN206223951U (en) | 2016-11-08 | 2016-11-08 | Superconducting magnet dynamic measurement device under a kind of low temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206223951U true CN206223951U (en) | 2017-06-06 |
Family
ID=58793142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621204158.1U Withdrawn - After Issue CN206223951U (en) | 2016-11-08 | 2016-11-08 | Superconducting magnet dynamic measurement device under a kind of low temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206223951U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106597325A (en) * | 2016-11-08 | 2017-04-26 | 中国科学院近代物理研究所 | Dynamic measurement device and method for superconducting magnet under low temperature |
| CN109979703A (en) * | 2019-03-08 | 2019-07-05 | 上海交通大学 | A kind of high-temperature superconducting magnet and magnetic field measuring device based on ReBCO |
| CN111856370A (en) * | 2020-06-12 | 2020-10-30 | 中国计量科学研究院 | Superconducting device test probe rod |
-
2016
- 2016-11-08 CN CN201621204158.1U patent/CN206223951U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106597325A (en) * | 2016-11-08 | 2017-04-26 | 中国科学院近代物理研究所 | Dynamic measurement device and method for superconducting magnet under low temperature |
| CN106597325B (en) * | 2016-11-08 | 2023-06-20 | 中国科学院近代物理研究所 | Dynamic measuring device and measuring method for superconducting magnet at low temperature |
| CN109979703A (en) * | 2019-03-08 | 2019-07-05 | 上海交通大学 | A kind of high-temperature superconducting magnet and magnetic field measuring device based on ReBCO |
| CN109979703B (en) * | 2019-03-08 | 2021-06-22 | 上海交通大学 | High-temperature superconducting magnet based on REBCO and magnetic field measuring device |
| CN111856370A (en) * | 2020-06-12 | 2020-10-30 | 中国计量科学研究院 | Superconducting device test probe rod |
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