CN207586410U - The equipment that Hall sensor calibration calibration is realized using NMR equipment - Google Patents
The equipment that Hall sensor calibration calibration is realized using NMR equipment Download PDFInfo
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- CN207586410U CN207586410U CN201721724534.4U CN201721724534U CN207586410U CN 207586410 U CN207586410 U CN 207586410U CN 201721724534 U CN201721724534 U CN 201721724534U CN 207586410 U CN207586410 U CN 207586410U
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Abstract
The utility model discloses a kind of equipment that Hall sensor calibration calibration is realized using NMR equipment, including superconducting magnet and the calibration tool being linked into superconducting magnet；Calibration tool includes Hall sensor, NMR probes and connected temperature controller is contacted with Hall sensor；Hall sensor is connected with gaussmeter, and NMR probes are connected with Nuclear Magnetic Resonance.The utility model is mainly used for calibration calibration Hall sensor, solves the problems such as measurement accuracy existing for Hall sensor is low, error is larger, have many advantages, such as that compact-sized, easy to operate, measurement is accurate, automatic data collection, can by calibrate and demarcate improve Hall sensor measurement accuracy, for measuring the magnetic field of high field intensity.
Description
Technical field
The utility model belongs to magnetic-field measurement tool calibration calibration field more particularly to realizes that Hall passes using NMR equipment
The equipment of sensor calibration calibration.
Background technology
Cyclotron has a wide range of applications in the field of nuclear medicine, especially in radiopharmaceutical pharmacy, oncotherapy
The fields of grade are significant.It can realize in microcosmos proton, Heavy ion beam treatment tumour, be the world today most
The radiation therapy technology at tip, only indivedual developed countries grasp and apply the technology.
Superconducting cyclotron magnetic field is mainly provided by room temperature main magnet and superconducting coil, it is that cyclotron is quite heavy
The component part wanted, accelerator magnetic field provide restraining force and strong focusing force for the movement of line, and Waveform directly determines
The performance of the cyclotron.In order to which the processing quality of the superconducting coil in superconducting cyclotron and its position is examined to install
Precision needs the magnetic field performance of Analysis of Superconducting coil, it is therefore desirable to design magnetic field measurement system to superconducting coil central plane and
Neighbouring magnetic field is accurately measured.In recent years, with the continuous development of magnetic field measurement technology, the range of measurement reaches 10-15~
103T, and Hall sensor both domestic and external is measured in highfield, it is impossible to accurately measure field strength values.Therefore, it is necessary to
Hall sensor is calibrated and demarcates with more accurately equipment magnetic-field measurement tool Nuclear Magnetic Resonance.
Utility model content
The purpose of the utility model is to overcome problem above of the existing technology, provide and are realized suddenly using NMR equipment
The equipment of your pick up calibration calibration, in the magnetic field environment of a good uniformity, is calibrated and is marked using Nuclear Magnetic Resonance
Determine Hall sensor, to improve measurement accuracy of the Hall sensor in the range of highfield, realization accurately measures cyclotron
Magnetic field, provide important and accurate data for the measurement in magnetic field, magnet field shim, ion beam current dynamics calculation.
To realize above-mentioned technical purpose and the technique effect, the utility model is achieved through the following technical solutions：
The equipment that Hall sensor calibration calibration is realized using NMR equipment, including superconducting magnet and is linked into superconducting magnetic
Calibration tool on body；
The calibration tool includes Hall sensor, NMR probes and connected temperature control is contacted with Hall sensor
Device；
The Hall sensor is connected with gaussmeter, and NMR probes are connected with Nuclear Magnetic Resonance.
Further, the gaussmeter, Nuclear Magnetic Resonance are connected with host computer.
Further, the calibration tool is connected by vacuum flange with superconducting magnet.
Further, the calibration tool further includes fixed plate and the upper slide being slidably mounted in fixed plate, temperature
Controller, Hall sensor, NMR probes are installed on upper slide, and grating scale is also equipped in fixed plate.
Further, the upper slide is connected with starter motor, and starter motor driving upper slide slides back and forth.
The beneficial effects of the utility model are：
The utility model is mainly used for calibration calibration Hall sensor, solves measurement accuracy existing for Hall sensor
Low, the problems such as error is larger, have many advantages, such as it is compact-sized, easy to operate, measure precisely, automatic data collection, school can be passed through
Accurate and calibration improves the measurement accuracy of Hall sensor, for measuring the magnetic field of high field intensity.
Description of the drawings
Attached drawing described herein is used to provide a further understanding of the present invention, and forms the part of the application,
The illustrative embodiments and their description of the utility model are not formed for explaining the utility model to the improper of the utility model
It limits.In the accompanying drawings：
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the structure diagram of the utility model alignment tooling；
It is indicated in figure：1- superconducting magnets, 2- vacuum flanges, 3- calibration tools, 4- pneumatic motors, 5- Nuclear Magnetic Resonance, 6- high
This meter, 7- host computers, 8- temperature controllers, 9- Hall sensors, 10-NMR probe, 11- upper slides, 12- grating scales, 13- are solid
Fixed board.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without creative efforts
The all other embodiment obtained, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be appreciated that term " trepanning ", " on ", " under ", " thickness ", " top ",
" in ", " length ", " interior ", indicating positions or the position relationship such as " surrounding ", be for only for ease of description the utility model and simplification
Description rather than instruction imply that signified component or element must have specific orientation, with specific azimuth configuration and behaviour
Make, therefore it is not intended that limitation to the utility model.
A kind of equipment that Hall sensor calibration calibration is realized using NMR equipment as depicted in figs. 1 and 2, including superconduction
Magnet 1 and the calibration tool 3 being linked into superconducting magnet 1, calibration tool 3 are connected by vacuum flange 2 with superconducting magnet 1.
Calibration tool 3 includes Hall sensor 9, NMR probes 10 and temperature controller 8, temperature controller 8 and is sticked with silica gel
It is attached on the probe of Hall sensor 9, the upper slide that calibration tool 3 further includes fixed plate 13 and is slidably mounted in fixed plate 13
11, upper slide 11 is mounted in the groove of fixed plate 13, and temperature controller 8, Hall sensor 9, NMR probes 10 are installed in
On slide plate 11, grating scale 12 is also equipped in fixed plate 13, upper slide 11 is connected with starter motor 4, and starter motor 4 drives upper slide 11
It slides back and forth.
Calibration tool 3 is put into 1 gap of superconducting magnet, by vacuum crossover sub that NMR probes and Hall sensor is electric
Cable picks out, and reaches a vacuum-packed effect, and Hall sensor 9 is connected with gaussmeter 6, can read Hall sensor 9
Current magnetic induction intensity, NMR probes 10 are connected with Nuclear Magnetic Resonance 5, and it is strong can to read the current magnetic induction of NMR probes 10
Degree, gaussmeter 6, Nuclear Magnetic Resonance 5 are connected with host computer 7.
Embodiment 1：
The utility model provide it is a kind of using NMR equipment realize Hall sensor calibration calibration method, method include with
Lower step：
(1)：Host computer and Solarnumen Comdebug are opened, starts Nuclear Magnetic Resonance and gaussmeter, passes through device button, knob
Whether normal carry out operation demonstration device panel function, it is whether normal using Solarnumen Comdebug verification equipment communication function；
(2)：The temperature that Hall sensor is adjusted by temperature controller is -10 DEG C, and temperature controller can adjust Hall
The temperature of sensor ambient enviroment has multiple temperature gears, can heat and cool down the temperature of calibration environment；
(3)：In 3T-5T magnetic field ranges, change magnetic field intensity, changes of magnetic field step by adjusting superconducting magnet power supply
A length of 100Gs determines 200 calibration points, when often adjusting to the magnetic field environment of calibration point, until NMR pops one's head in reading and suddenly
After your sensor reading is stablized, the display lamp of Nuclear Magnetic Resonance can light, and by host computer record, collected NMR is read respectively
Number and Hall sensor reading directly carry out data processing comparison, and analytic set calibration result, generate the school of Hall sensor
Quasi- table and data file；
(4)：The temperature of Hall sensor is adjusted as 10 DEG C by temperature controller, then repeatedly step (3), complete 200
A calibration point generates the correction card and data file of Hall sensor；
(5)：The temperature that Hall sensor is adjusted by temperature controller is 30 DEG C, completes 200 calibration points, generates Hall
The correction card and data file of sensor.
(6)：It compares Hall sensor and NMR to pop one's head in acquired data value, if Hall sensor and NMR probes are acquired
Data value gap be less than 0.5Gs, then host computer is by the data write-in gaussmeter equipment and Hall sensor in correction card, i.e.,
Measurement accuracy calibration and staking-out work of the Hall sensor in 3T-5T ranges are completed, then, Hall sensor is placed in zero magnetic field
Chamber adjusts zero offset.
Embodiment 2：
The utility model provide it is a kind of using NMR equipment realize Hall sensor calibration calibration method, method include with
Lower step：
(1)：Host computer and Solarnumen Comdebug are opened, starts Nuclear Magnetic Resonance and gaussmeter, passes through device button, knob
Whether normal carry out operation demonstration device panel function, it is whether normal using Solarnumen Comdebug verification equipment communication function；
(2)：In 3T-5T magnetic field ranges, change magnetic field intensity, changes of magnetic field step by adjusting superconducting magnet power supply
A length of 100Gs determines 200 calibration points；
(3)：Measure the 1st calibration point B1=30000Gs：
The temperature that Hall sensor is adjusted by temperature controller is -10 DEG C, until NMR probe readings and Hall sensor
After stable reading, the display lamp of Nuclear Magnetic Resonance can light, and pass through the collected NMR readings of host computer record difference and Hall
Sensor reading, directly carries out data processing comparison, and analytic set calibration result, generate Hall sensor correction card and
Data file；
The temperature that Hall sensor is adjusted by temperature controller is 10 DEG C, until NMR probe readings and Hall sensor
After stable reading, the display lamp of Nuclear Magnetic Resonance can light, and pass through the collected NMR readings of host computer record difference and Hall
Sensor reading, directly carries out data processing comparison, and analytic set calibration result, generate Hall sensor correction card and
Data file；
The temperature that Hall sensor is adjusted by temperature controller is 30 DEG C, until NMR probe readings and Hall sensor
After stable reading, the display lamp of Nuclear Magnetic Resonance can light, and pass through the collected NMR readings of host computer record difference and Hall
Sensor reading, directly carries out data processing comparison, and analytic set calibration result, generate Hall sensor correction card and
Data file；
(4)：The 1st calibration to the 200th calibration point, 200 calibration points are sequentially completed by repeating step (3)
Magnetic induction intensity value successively in arithmetic progression be distributed, tolerance 100Gs.
(5)：It compares Hall sensor and NMR to pop one's head in acquired data value, if Hall sensor and NMR probes are acquired
Data value gap be less than 0.5Gs, then host computer is by the data write-in gaussmeter equipment and Hall sensor in correction card, i.e.,
Measurement accuracy calibration and staking-out work of the Hall sensor in 3T-5T ranges are completed, then, Hall sensor is placed in zero magnetic field
Chamber adjusts zero offset.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
At least one of the utility model is contained in reference to the embodiment or example particular features, structures, materials, or characteristics described
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiments or example
In combine in an appropriate manner.
The advantages of basic principle, main feature and the utility model of the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principle of the utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
Various changes and modifications are had, these various changes and improvements fall within the scope of the claimed invention.
Claims (5)
1. the equipment of Hall sensor calibration calibration is realized using NMR equipment, it is characterised in that：Including superconducting magnet (1) and
The calibration tool (3) being linked into superconducting magnet (1)；
The calibration tool (3) is including Hall sensor (9), NMR probes (10) and contacts what is be connected with Hall sensor (9)
Temperature controller (8)；
The Hall sensor (9) is connected with gaussmeter (6), and NMR probes (10) are connected with Nuclear Magnetic Resonance (5).
2. the equipment according to claim 1 that Hall sensor calibration calibration is realized using NMR equipment, it is characterised in that：
The gaussmeter (6), Nuclear Magnetic Resonance (5) are connected with host computer (7).
3. the equipment according to claim 1 that Hall sensor calibration calibration is realized using NMR equipment, it is characterised in that：
The calibration tool (3) is connected by vacuum flange (2) with superconducting magnet (1).
4. the equipment according to claim 1 that Hall sensor calibration calibration is realized using NMR equipment, it is characterised in that：
The upper slide (11) that the calibration tool (3) further includes fixed plate (13) and is slidably mounted in fixed plate (13), temperature control
Device (8) processed, Hall sensor (9), NMR probes (10) are installed on upper slide (11), and fixed plate is also equipped with light on (13)
Grid ruler (12).
5. the equipment according to claim 4 that Hall sensor calibration calibration is realized using NMR equipment, it is characterised in that：
The upper slide (11) is connected with starter motor (4), and starter motor (4) driving upper slide (11) slides back and forth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721724534.4U CN207586410U (en) | 2017-12-12 | 2017-12-12 | The equipment that Hall sensor calibration calibration is realized using NMR equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721724534.4U CN207586410U (en) | 2017-12-12 | 2017-12-12 | The equipment that Hall sensor calibration calibration is realized using NMR equipment |
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| CN207586410U true CN207586410U (en) | 2018-07-06 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107797080A (en) * | 2017-12-12 | 2018-03-13 | 合肥中科离子医学技术装备有限公司 | The apparatus and method of Hall sensor calibration demarcation are realized using NMR equipment |
| CN116518897A (en) * | 2023-06-25 | 2023-08-01 | 合肥中科离子医学技术装备有限公司 | Measuring device |
-
2017
- 2017-12-12 CN CN201721724534.4U patent/CN207586410U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107797080A (en) * | 2017-12-12 | 2018-03-13 | 合肥中科离子医学技术装备有限公司 | The apparatus and method of Hall sensor calibration demarcation are realized using NMR equipment |
| CN107797080B (en) * | 2017-12-12 | 2023-06-06 | 合肥中科离子医学技术装备有限公司 | Device for realizing Hall sensor calibration by adopting NMR (nuclear magnetic resonance) equipment |
| CN116518897A (en) * | 2023-06-25 | 2023-08-01 | 合肥中科离子医学技术装备有限公司 | Measuring device |
| CN116518897B (en) * | 2023-06-25 | 2023-09-22 | 合肥中科离子医学技术装备有限公司 | Measuring device |
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