CN109557117B - A magnetism helps system appearance device for hot laboratory cave - Google Patents
A magnetism helps system appearance device for hot laboratory cave Download PDFInfo
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- CN109557117B CN109557117B CN201811653426.1A CN201811653426A CN109557117B CN 109557117 B CN109557117 B CN 109557117B CN 201811653426 A CN201811653426 A CN 201811653426A CN 109557117 B CN109557117 B CN 109557117B
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- main body
- placing part
- sample cup
- sample
- placing
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- 230000005389 magnetism Effects 0.000 title description 6
- 230000005291 magnetic effect Effects 0.000 claims abstract description 36
- 238000002360 preparation method Methods 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 9
- 229910052701 rubidium Inorganic materials 0.000 claims description 9
- IGLNJRXAVVLDKE-UHFFFAOYSA-N rubidium atom Chemical group [Rb] IGLNJRXAVVLDKE-UHFFFAOYSA-N 0.000 claims description 9
- 238000000926 separation method Methods 0.000 claims description 7
- 238000004876 x-ray fluorescence Methods 0.000 claims description 7
- 238000004458 analytical method Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 5
- 238000005464 sample preparation method Methods 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 3
- 230000002441 reversible effect Effects 0.000 claims description 2
- 238000007885 magnetic separation Methods 0.000 claims 2
- 230000002285 radioactive effect Effects 0.000 claims 1
- 230000007306 turnover Effects 0.000 claims 1
- 238000013461 design Methods 0.000 abstract description 2
- 239000000523 sample Substances 0.000 description 71
- 239000007790 solid phase Substances 0.000 description 6
- 238000005191 phase separation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000005298 paramagnetic effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000012488 sample solution Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/22—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material
- G01N23/2202—Preparing specimens therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Abstract
The invention discloses a magnetic-assisted sample preparation device for a hot chamber, which comprises a main body and a sliding block for placing a sample cup, wherein the main body comprises a main body base, a left placing part positioned at one end of the upper end surface of the main body base and a right placing part positioned at the other end of the upper end surface of the main body base, and the left placing part is fixedly arranged on the upper end surface of the main body base; the magnetic auxiliary sample preparation device in the scheme can realize the operations of moving, clamping and the like of the sample cup in the hot chamber through the control manipulator, and can use the manipulator to finish the operations of placing, sliding, overturning and the like of the sample cup, so as to finish the magnetic auxiliary sample preparation and achieve the design purpose.
Description
Technical Field
The invention relates to the technical field of magnetic-assisted sample preparation, in particular to a magnetic-assisted sample preparation device for a hot chamber.
Background
The X-ray fluorescence method can measure solid, liquid and powder, has the advantages of quick measurement, high precision, simple operation steps, strong method characteristics, small mutual interference when processing complex samples with coexisting multiple elements, and can simultaneously analyze multiple elements. The X-ray fluorescence instrument has simple equipment, is easy to seal, and has remarkable advantages in post-treatment analysis. However, compared with other measurement methods, the X-ray fluorescence detection limit is high, and certain limitation exists in the popularization of the method. The magnetic auxiliary sample preparation can effectively reduce the detection limit of the method and expand the application range of X-ray fluorescence.
The magnetic-assisted sample preparation method is a sample preparation method which uses paramagnetic solid phase separation materials to trap elements to be detected in a solution to a solid phase, and rapidly performs solid-liquid separation under the action of an external magnetic field to realize trapping, separation and sample preparation.
Referring to fig. 1, the steps of the conventional magnetically assisted sample preparation method are schematically shown, and the operation method comprises the following steps:
(1) Taking a sample cup;
(2) Adding a certain amount of magnetized resin and a sample solution into a sample cup;
(3) Mixing uniformly by oscillation and keeping for a period of time;
(4) Applying a magnetic field to the bottom of the cup to attract the magnetized resin to the bottom of the cup;
(5) Maintaining the magnetic field intensity, and pouring the liquid phase from the cup opening;
(6) Adding a washing liquid to repeat the steps (3) - (5) to wash the magnetized resin;
(7) And directly placing the sample cup on an X-ray fluorescence instrument for measurement and resolving spectrum to obtain an analysis result.
The conventional magnetically assisted sample preparation can be simply finished by using double-hand operation, but when a high-level sample is processed, the operation is needed to be performed in a hot chamber by means of a mechanical arm, and at the moment, the magnetically assisted sample preparation is difficult to finish.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the magnetic-assisted sample preparation device for the hot chamber, which can realize the operations of placing, sliding, overturning and the like of a sample cup in the hot chamber through the cooperation of the magnetic-assisted sample preparation device and a manipulator, thereby completing the magnetic-assisted sample preparation operation in the hot chamber.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the magnetic auxiliary sample preparation device comprises a main body and a sliding block for placing a sample cup, wherein the main body comprises a main body base, a left placing part and a right placing part, the left placing part is positioned at one end of the upper end face of the main body base, the right placing part is positioned at the other end of the upper end face of the main body base, the left placing part is fixedly arranged on the upper end face of the main body base, and the top end of the left placing part is provided with a left opening part which is convenient for the sample cup to freely move and a horizontal left sliding groove which is arranged on the left placing part; the right placing part is in hinged connection with the outer edge of the other end of the main body base, the right placing part comprises a right opening part, a magnetic component and a horizontal right chute, the right opening part is arranged at the top end of the right placing part and is convenient for placing a sample cup, the magnetic component is arranged on the bottom end of the right opening part and is used for generating a magnetic field, the opening size of the right opening part is smaller than that of the left opening part, the right opening part is used for forming a clamping function for the sample cup, the slide block comprises a slide block main body, a containing groove and a pair of control rods, the containing groove is arranged on the slide block main body and is used for vertically placing the sample cup, the control rods extend outwards horizontally, the slide block main body can freely slide horizontally in the left chute and the right chute, and the sample cup is synchronously driven to horizontally move in the left opening part and the right opening part.
Further, the left placement part further includes a left groove provided on a bottom end thereof for preventing contact with the bottom of the sample cup, and the right placement part further includes a right groove provided on a bottom end thereof for preventing contact with the bottom of the sample cup.
Further, the right placement portion is provided with a mounting groove on a bottom surface thereof for fixedly placing the magnetic member.
Further, the magnetic member is a rubidium magnet.
Further, the control rod is a cylindrical long rod.
Compared with the prior art, the beneficial technical effects that this scheme had are: the magnetic auxiliary sample preparation device in the scheme can realize the operations of moving, clamping and the like of the sample cup in the hot chamber through the control manipulator, and can use the manipulator to finish the operations of placing, sliding, overturning and the like of the sample cup, so as to finish the magnetic auxiliary sample preparation and achieve the design purpose.
Drawings
FIG. 1 is a schematic diagram of a conventional magnetically assisted sample preparation process.
FIG. 2 is a schematic diagram of the main structure of the magnetically assisted sample preparation device according to the present invention.
FIG. 3 is a schematic diagram of a slider structure in a magnetically assisted sample preparation device according to the present invention.
Fig. 4 is a schematic structural view of the slider at the left side of the main body in the present invention.
Fig. 5 is a schematic view of the structure of the slider on the right side of the main body in the present invention.
Fig. 6 is a schematic structural view of the right placement portion on the main body of the present invention when not turned over.
Fig. 7 is a schematic view of the structure of the main body of the present invention when the right placement portion is turned over.
FIG. 8 is a schematic view of the structure of the sample cup of the present invention when it is positioned on the left side of the magnetically assisted sample preparation device.
FIG. 9 is a schematic view showing the structure of the sample cup according to the present invention when the sample cup is turned over together with the right placement portion.
In the figure:
1-main body, 11-main body base, 12-left placing part, 121-left opening part, 122-left groove, 123-left chute, 13-right placing part, 131-right opening part, 132-right groove, 133-right chute, 2-slide block, 21-slide block main body, 22-holding groove, 23-control rod, 3-sample cup.
Detailed Description
The invention is described in further detail below with reference to the drawings and the detailed description.
This embodiment is to the current problem that is difficult to accomplish magnetism through the manipulator in the hot laboratory glassware and helps the system appearance when handling the high sample, and then a magnetism helps system appearance device for hot laboratory glassware that proposes, this magnetism helps system appearance device can be in the hot laboratory glassware through the cooperation with the manipulator, realizes operation such as placing, slip and upset of sample cup, and then accomplishes magnetism in the hot laboratory glassware and helps system appearance operation.
Referring to fig. 2 to 9, the magnetically assisted sample preparation device of the present embodiment comprises a main body 1 and a slider 2 for holding a sample cup 3. The main body 1 in this embodiment includes a main body base 11, a left placement portion 12 located at one end of an upper end surface of the main body base 11, and a right placement portion 13 located at the other end of the upper end surface of the main body base 11, wherein the left placement portion 12 is fixedly mounted on the upper end surface of the main body base 11, and in practice, the left placement portion 12 and the main body base 11 may be integrally formed. The left placing part 12 includes a left opening part 121 provided at the top end thereof to facilitate the free movement of the sample cup 3 and a horizontal left chute 123 provided thereon. The right placing portion 13 is hinged to the other end of the main body base 11 in a reversible manner, and the right placing portion 13 includes a right opening 131 formed in the top end thereof for placing the sample cup 3, a magnetic member for generating a magnetic field formed in the bottom end thereof, and a horizontal right chute 133 formed thereon, wherein the magnetic member is mainly used for generating a magnetic field in the sample cup 3, so that the solid phase separation material in the sample cup 3 is adsorbed to the bottom surface of the sample cup 3, and is ready for subsequent X-ray fluorescence analysis. The opening size of the right opening 131 is smaller than that of the left opening 121, so as to form a clamping function for the sample cup 3, and it is understood that since the sample cup 3 needs to be turned over in a subsequent operation so as to pour out the solution in the sample cup 3, in this process, in order to prevent the sample cup 3 from falling off, the right opening 131 has a certain clamping force on the sample cup 3, that is, the sample cup 3 can enter the right opening 131 under the action of external force, and the entering sample cup 3 cannot fall off easily due to the existence of the clamping force when the sample cup 3 is turned over along with the turning of the right opening 131. The slide block 2 comprises a slide block main body 21, a containing groove 22 arranged on the slide block main body 21 for vertically placing the sample cup 3, and a pair of cylindrical control rods 23 extending horizontally outwards, wherein the slide block main body 21 in the embodiment is of a flat plate structure, and the slide block main body 21 can freely slide horizontally in the left slide groove 123 and the right slide groove 133 so as to synchronously drive the sample cup 3 to horizontally move in the left opening part 121 and the right opening part 131. In addition, in order to prevent the bottom surface of the placed sample cup 3 from being stained, the left placement portion 12 in this embodiment further includes a left groove 122 provided on the bottom end thereof for preventing contact with the bottom of the sample cup 3, and the same right placement portion 13 further includes a right groove 132 provided on the bottom end thereof for preventing contact with the bottom of the sample cup 3, so that the measuring window of the bottom of the sample cup 3 can be prevented from being stained during the subsequent analysis by providing the corresponding groove.
Referring to fig. 4 and 5, when the right placement portion 13 is in a horizontal position, that is, not in a turned state, the left placement portion 12 and the right placement portion 13 are horizontally engaged with each other, that is, the left opening 121 in the left placement portion 12 is engaged with the right opening 131 in the right placement portion 13, so as to form a horizontal integral opening, which is convenient for the left-right movement of the sample cup 3; the left runner 123 in the left placement portion 12 engages with the right runner 133 in the right placement portion 13 to form a horizontally integral runner, and the left groove 122 in the same left placement portion 12 engages with the right groove 132 in the right placement portion 13 to form a horizontally integral groove structure.
In this embodiment, the magnetic member for generating the magnetic field at the bottom of the sample cup 3 may be preferably a rubidium magnet, and the square-shaped rubidium magnet is mounted in the mounting groove by opening a square-shaped mounting groove in the bottom end face of the right placement portion 13, and the rubidium magnet is turned over synchronously with the right placement portion 13 during operation, so as to generate the magnetic field in the sample cup 3, and adsorb the solid phase separation material therein to the bottom face of the sample cup 3.
Referring to fig. 8 and 9, when the hot chamber is operated, after the solution and the magnetically assisted separation material are added into the sample cup 3 and fully mixed, the slide block 2 is slid to the left end of the main body, the sample cup 3 is put into the left placing portion 12 of the main body through the slide block 2, after the sample cup 3 is placed in place, the slide block 2 is moved to the right side of the main body by using a manipulator, namely, enters into the right placing portion 13, at the moment, the rubidium magnet placed at the bottom end of the right placing portion 13 can absorb the solid phase separation material to the bottom end surface of the sample, solid-liquid separation is realized, then the right placing portion 13 is turned over by using the manipulator through the control rod 23 of the slide block 2 (as shown in fig. 9), in the turning process, the sample cup 3 is clamped in the right opening portion 131, and cannot be separated from the right placing portion 13, so that the rubidium magnet is turned over along with the right placing portion 13, the solid phase separation material is guaranteed to be absorbed on the bottom end surface of the sample, and the solution can be poured out for collection treatment, after the solution is poured out, the right placing portion 13 is restored to the horizontal position, and the slide block 2 is slid to the left side of the main body 2 to the left side of the main body, thus realizing the fluorescent sample analysis, and the fluorescent sample can be completely analyzed in the hot chamber, and the fluorescent sample can be prepared.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (2)
1. The magnetically assisted sample preparation method is based on a magnetically assisted sample preparation device of a high-radioactivity sample in a hot chamber, and the magnetically assisted sample preparation device is matched with a manipulator in the hot chamber to realize the placement, sliding and overturning operations of a sample cup, so as to complete the magnetically assisted sample preparation operation in the hot chamber;
the method is characterized in that: the magnetic-assisted sample preparation device comprises a main body and a sliding block for placing a sample cup, wherein the main body comprises a main body base, a left placing part positioned at one end of the upper end surface of the main body base and a right placing part positioned at the other end of the upper end surface of the main body base, the left placing part is fixedly arranged on the upper end surface of the main body base, and the top end of the left placing part comprises a left opening part which is convenient for the free movement of the sample cup and a horizontal left sliding groove which is arranged on the left opening part; the right placing part is in reversible hinged connection with the outer edge of the other end of the main body base, and comprises a right opening part, a magnetic component and a horizontal right chute, wherein the top end of the right opening part is provided with a magnetic component which is convenient for placing a sample cup, the magnetic component is arranged on the bottom end of the right placing part and is used for generating a magnetic field, and the horizontal right chute is arranged on the magnetic component; the opening size of the right opening part is smaller than that of the left opening part, and the opening size is used for forming a clamping function on the sample cup; the slide block comprises a slide block main body, a containing groove and a pair of control rods, wherein the containing groove is arranged on the slide block main body and used for vertically placing a sample cup, the control rods extend outwards horizontally, the slide block main body freely slides horizontally in the left slide groove and the right slide groove, and the sample cup is synchronously driven to horizontally move in the left opening part and the right opening part;
the left placing part further comprises a left groove which is arranged on the bottom end of the left placing part and used for preventing the bottom of the sample cup from contacting, and the right placing part further comprises a right groove which is arranged on the bottom end of the right placing part and used for preventing the bottom of the sample cup from contacting, so that a measuring window at the bottom of the sample cup is not stained in the subsequent X-ray fluorescence analysis process;
a mounting groove for fixedly placing the magnetic component is formed in the bottom surface of the right placing part; the magnetic component is a rubidium magnet;
when the right placing part is in a horizontal position, namely, is not in a turnover state, the left placing part and the right placing part are horizontally connected with each other, namely, the left opening part in the left placing part is connected with the right opening part in the right placing part, so that a horizontal integral opening part is formed; the left chute in the left placing part is connected with the right chute in the right placing part to form a horizontal integral chute; the left groove in the left placing part is connected with the right groove in the right placing part to form a horizontal integral groove structure;
the magnetically assisted sample preparation method comprises the following steps: after the sample cup is added with the solution and the magnetic separation assisting materials and fully mixed, the slide block is slid to the left end of the main body, the sample cup is placed into the left placing part of the main body through the slide block, after the sample cup is placed in place, the slide block is moved to the right side of the main body by using the mechanical arm, namely, the sample cup enters the right placing part, at the moment, the rubidium magnet placed at the bottom end of the right placing part adsorbs the solid separation materials to the bottom end face of the sample cup, solid-liquid separation is realized, then the right placing part is overturned by using the mechanical arm through the control rod of the slide block, in the overturning process, the sample cup is clamped in the right opening part and cannot be separated from the right placing part, the rubidium magnet overturns together with the right placing part, so that the solid separation materials are always adsorbed on the bottom end face of the sample cup, and the solution is poured out for collecting treatment, after the solution is poured out, the right placing part returns to the horizontal position, the slide block slides to the left side of the main body, the sample cup is taken out, and the operation of magnetic separation assisting sample is completed in the hot chamber.
2. A method for magnetically assisted preparation of a hot laboratory highly radioactive sample according to claim 1, wherein: the control rod is a cylindrical long rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811653426.1A CN109557117B (en) | 2018-12-29 | 2018-12-29 | A magnetism helps system appearance device for hot laboratory cave |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811653426.1A CN109557117B (en) | 2018-12-29 | 2018-12-29 | A magnetism helps system appearance device for hot laboratory cave |
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| Publication Number | Publication Date |
|---|---|
| CN109557117A CN109557117A (en) | 2019-04-02 |
| CN109557117B true CN109557117B (en) | 2024-02-20 |
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| CN201811653426.1A Active CN109557117B (en) | 2018-12-29 | 2018-12-29 | A magnetism helps system appearance device for hot laboratory cave |
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| CN109557117A (en) | 2019-04-02 |
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