CN110554148A - Sample scanning device for nondestructive measurement of materials - Google Patents
Sample scanning device for nondestructive measurement of materials Download PDFInfo
- Publication number
- CN110554148A CN110554148A CN201910900574.7A CN201910900574A CN110554148A CN 110554148 A CN110554148 A CN 110554148A CN 201910900574 A CN201910900574 A CN 201910900574A CN 110554148 A CN110554148 A CN 110554148A
- Authority
- CN
- China
- Prior art keywords
- rotating
- scanning device
- lifting
- sample scanning
- screw rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005259 measurement Methods 0.000 title claims abstract description 37
- 239000000463 material Substances 0.000 title claims abstract description 30
- 230000001066 destructive effect Effects 0.000 claims 1
- 238000009826 distribution Methods 0.000 abstract description 5
- 229910052770 Uranium Inorganic materials 0.000 description 3
- 230000002285 radioactive effect Effects 0.000 description 3
- JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009828 non-uniform distribution Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 239000000941 radioactive substance Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
Abstract
The invention discloses a sample scanning device for nondestructive measurement of materials, which comprises a rotating mechanism and a lifting mechanism, wherein the rotating mechanism comprises a rotating base, a rotating motor arranged on the rotating base, a rotating table connected with an output shaft of the rotating motor, and a rotating shaft, one end of the rotating shaft is connected with the rotating table, and the other end of the rotating shaft is connected with a rotating table panel; the lifting mechanism comprises a lifting motor and a support frame, an output shaft of the lifting motor is connected with a lead screw, a nut seat is arranged on the lead screw, and the nut seat is connected with the rotating base; two lifting guide rods are arranged on one side of the support frame facing the screw rod, guide rail positioners are sleeved on the lifting guide rods and connected with the rotating base; and two ends of the screw rod are fixed on the support frame through a screw rod bearing and a bearing seat. The invention provides a sample scanning device for nondestructive measurement of materials, which reduces the influence of uneven distribution on measurement, simultaneously reduces the interference of mechanical vibration on a detector and achieves the aim of stable measurement.
Description
Technical Field
The invention belongs to the field of measurement of radioactive substances, and particularly relates to a sample scanning device for nondestructive measurement of materials.
Background
Quantitative measurement of uranium materials is the basis of material balance, and the form of some materials needs to adopt a nondestructive measurement method. The material imbalance difference in the closed cycle is one of the important indexes of the uranium isotope process level. The measurement of deposition materials in combustible materials is one of the difficulties in uranium material measurement, particularly the uneven distribution of radioactive nuclides, which can have important influence on nondestructive analysis and measurement, in order to make the measurement of the heterogeneous distribution sample of a measured object uniform, the modes of sample rotation, detection lifting are generally adopted at present, the method makes the realization of a shielding structure of a device for measuring a low-energy region difficult, and meanwhile, the interference is added to the stability of a detector.
Therefore, a scanning structure is needed that can hold the detector modules.
Disclosure of Invention
The invention aims to overcome the defect that the non-uniform distribution of radioactive nuclides influences nondestructive analysis and measurement in the prior art, and provides a sample scanning device for nondestructive measurement of materials.
The technical scheme of the invention is as follows:
A sample scanning device for nondestructive measurement of materials comprises a rotating mechanism and a lifting mechanism, wherein the rotating mechanism comprises a rotating base, a rotating motor arranged on the rotating base, a rotating table connected with an output shaft of the rotating motor, and a rotating shaft, one end of the rotating shaft is connected with the rotating table, and the other end of the rotating shaft is connected with a rotating table panel;
The lifting mechanism comprises a lifting motor and a support frame, an output shaft of the lifting motor is connected with a lead screw, a nut seat is arranged on the lead screw, and the nut seat is connected with the rotating base;
two lifting guide rods are arranged on one side of the support frame facing the screw rod, guide rail positioners are sleeved on the lifting guide rods and connected with the rotating base;
And two ends of the screw rod are fixed on the support frame through a screw rod bearing and a bearing seat.
The rotating base comprises a back plate and a bottom plate which are vertically connected into an L shape.
The rotating base further comprises protection plates arranged on the left side and the right side of the bottom plate.
The nut seat and the guide rail positioner are connected with the back plate of the rotating base.
The nut seat is positioned between the two guide rail positioners.
The rotary table board is circular.
A clamping hole is formed in the middle of the rotating platform, the rotating shaft is inserted into the clamping hole, and the rotating shaft and the clamping hole are in interference fit.
The two lifting guide rods are symmetrically arranged by taking the axis of the screw rod as a center line.
The length of the rotating shaft is not less than that of the screw rod.
the rotating shaft and the rotating platform panel are coaxial.
The invention has the beneficial effects that:
The invention provides a sample scanning device for nondestructive measurement of materials, which reduces the influence of uneven distribution on measurement, simultaneously reduces the interference of mechanical vibration on a detector and achieves the aim of stable measurement.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a left side view of the present invention;
fig. 3 is a top view of the present invention.
Wherein:
1 rotating table panel 2 lifting guide rod
3 rotating shaft and 4 rotating bases
5 rotating table 6 rotating electric machine
7-nut seat 8-screw
9 guide rail locator 10 support frame
11 lead screw bearing 12 elevator motor.
Detailed Description
The sample scanning device for nondestructive measurement of materials of the present invention is described in detail below with reference to the drawings and embodiments of the specification:
As shown in fig. 1 ~ 3, a sample scanning device for nondestructive measurement of materials comprises a rotating mechanism and a lifting mechanism, wherein the rotating mechanism comprises a rotating base 4, a rotating motor 6 arranged on the rotating base 4, a rotating platform 5 connected with an output shaft of the rotating motor 6, and a rotating shaft 3, one end of which is connected with the rotating platform 5, and the other end of which is connected with a rotating platform panel 1;
The lifting mechanism comprises a lifting motor 12 and a support frame 10, an output shaft of the lifting motor 12 is connected with a screw rod 8, a screw seat 7 is arranged on the screw rod 8, and the screw seat 7 is connected with the rotating base 4;
Two lifting guide rods 2 are arranged on one side of the support frame 10 facing the screw 8, guide rail positioners 9 are sleeved on the lifting guide rods 2, and the guide rail positioners 9 are connected with the rotating base 4;
and two ends of the screw rod 8 are fixed on a support frame 10 through a screw rod bearing 11 and a bearing seat.
The rotating base 4 comprises a back plate and a bottom plate which are vertically connected into an L shape.
the rotating base 4 further comprises protection plates arranged on the left side and the right side of the bottom plate.
the screw seat 7 and the guide rail positioner 9 are both connected with the back plate of the rotating base 4.
The nut block 7 is located between two guide rail locators 9.
The rotary table board 1 is circular.
Set up the card hole in the middle of the revolving stage 5, rotatory pivot 3 inserts in the card hole, and both interference fit.
The two lifting guide rods 2 are symmetrically arranged by taking the axis of the screw rod 8 as a center line.
the length of the rotating shaft 3 is not less than that of the screw rod 8.
The rotating shaft 3 and the rotating table panel 1 are coaxial.
In the rotating mechanism, the rotating motor drives the rotating shaft to rotate, so that the circular rotating table board can rotate forward and backward.
in the lifting mechanism, a lifting motor drives a screw rod to rotate, and the screw rod rotates to act on a screw base transmission mechanism to drive a rotary base to ascend or descend; the rotating base is connected with the lifting mechanism through a nut seat and two lifting rods (the guide rail positioner is connected with the lifting guide rail), and the two lifting guide rods play roles in fixing tracks and stably running.
The rotating mechanism realizes radial rotating scanning of the sample, the lifting mechanism realizes up-and-down continuous or segmented scanning, a spiral scanning mode is realized by combining rotation and lifting, the rotating speed and the lifting speed are adjustable, and the influence of nonuniform distribution of radioactive nuclides on nondestructive analysis and measurement is reduced. By adopting the measuring system of the device, the detector module only needs to be fixedly installed, transmission is not needed in the work, and the reliability and the stability of the system are improved.
In the measurement of combustible deposited materials of a material balance system, the device is installed and applied to a nondestructive measurement equipment frame, a rotary table panel is arranged in a cavity, a rotating and lifting mechanism is arranged at the lower side of the cavity, the rotating mechanism can realize forward and reverse rotation of 360 degrees, the rotating speed of the rotary table is adjustable at 0 ~ 10rpm, the rotating and positioning precision is 0.1 degree, the lifting speed of the lifting mechanism with the maximum bearing of the table top of 30 kg. is adjustable at 1 ~ 10 cm/min, continuous sectional scanning can be realized, and the device can stably run for a long time.
The invention provides a sample scanning device for nondestructive measurement of materials, which reduces the influence of uneven distribution on measurement, simultaneously reduces the interference of mechanical vibration on a detector and achieves the aim of stable measurement.
Claims (10)
1. A sample scanning device for nondestructive measurement of materials is characterized in that: the automatic lifting device comprises a rotating mechanism and a lifting mechanism, wherein the rotating mechanism comprises a rotating base (4), a rotating motor (6) arranged on the rotating base (4), a rotating table (5) connected with an output shaft of the rotating motor (6), and a rotating shaft (3) of which one end is connected with the rotating table (5) and the other end is connected with a rotating table panel (1);
the lifting mechanism comprises a lifting motor (12) and a support frame (10), an output shaft of the lifting motor (12) is connected with a screw rod (8), a screw seat (7) is arranged on the screw rod (8), and the screw seat (7) is connected with the rotating base (4);
two lifting guide rods (2) are arranged on one side, facing the screw rod (8), of the support frame (10), guide rail positioners (9) are sleeved on the lifting guide rods (2), and the guide rail positioners (9) are connected with the rotating base (4);
and two ends of the screw rod (8) are fixed on the support frame (10) through a screw rod bearing (11) and a bearing seat.
2. The sample scanning device for nondestructive measurement of a material of claim 1, characterized in that: the rotating base (4) comprises a back plate and a bottom plate which are vertically connected into an L shape.
3. The sample scanning device for nondestructive measurement of a material of claim 2, characterized in that: the rotating base (4) further comprises protection plates arranged on the left side and the right side of the bottom plate.
4. The sample scanning device for the non-destructive measurement of materials according to claim 1 or 2, characterized in that: the nut seat (7) and the guide rail positioner (9) are connected with a back plate of the rotating base (4).
5. the sample scanning device for nondestructive measurement of a material of claim 4, characterized in that: the nut seat (7) is positioned between the two guide rail positioners (9).
6. The sample scanning device for nondestructive measurement of a material of claim 1, characterized in that: the rotary table board (1) is circular.
7. the sample scanning device for nondestructive measurement of a material of claim 1, characterized in that: the middle of the rotating platform (5) is provided with a clamping hole, the rotating shaft (3) is inserted into the clamping hole, and the rotating shaft and the clamping hole are in interference fit.
8. The sample scanning device for nondestructive measurement of a material of claim 1, characterized in that: the two lifting guide rods (2) are symmetrically arranged by taking the axis of the screw rod (8) as a center line.
9. The sample scanning device for nondestructive measurement of a material of claim 1, characterized in that: the length of the rotating shaft (3) is not less than that of the screw rod (8).
10. The sample scanning device for nondestructive measurement of a material of claim 1, characterized in that: the rotating shaft (3) and the rotating table panel (1) are coaxial.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910900574.7A CN110554148B (en) | 2019-09-23 | 2019-09-23 | Sample scanning device for nondestructive measurement of materials |
Applications Claiming Priority (1)
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CN201910900574.7A CN110554148B (en) | 2019-09-23 | 2019-09-23 | Sample scanning device for nondestructive measurement of materials |
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CN110554148A true CN110554148A (en) | 2019-12-10 |
CN110554148B CN110554148B (en) | 2024-03-29 |
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CN201910900574.7A Active CN110554148B (en) | 2019-09-23 | 2019-09-23 | Sample scanning device for nondestructive measurement of materials |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114019557A (en) * | 2021-09-29 | 2022-02-08 | 中国辐射防护研究院 | In-situ measuring device for activity of radionuclide in soil |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05340861A (en) * | 1992-06-10 | 1993-12-24 | Mitsubishi Nuclear Fuel Co Ltd | Non-destructive measuring device and method of amount of uranium included in radioactive waste product |
JP2002055062A (en) * | 2000-08-11 | 2002-02-20 | Shimadzu Corp | X-ray ct |
JP2006023187A (en) * | 2004-07-08 | 2006-01-26 | Hitachi Medical Corp | Industrial x-ray ct system |
CN102253401A (en) * | 2011-04-28 | 2011-11-23 | 上海交通大学 | Mechanical device used for scanning measurement of chromatographic Gamma |
CN103308534A (en) * | 2012-03-14 | 2013-09-18 | 中国原子能科学研究院 | Chromatographic gamma scanning measurement method |
KR20140115578A (en) * | 2013-03-21 | 2014-10-01 | 부산대학교 산학협력단 | 3-Dimension Scanner Platform and Scanning Device Having the Same |
CN205552168U (en) * | 2016-04-19 | 2016-09-07 | 广东威士达智能设备科技有限公司 | Sweep actuating mechanism of ray apparatus |
US20170168191A1 (en) * | 2015-12-10 | 2017-06-15 | Nuctech Company Limited | Mobile radiographic inspection system and lifting device for mobile radiographic inspection system |
US20180149767A1 (en) * | 2016-11-25 | 2018-05-31 | Nuctech Company Limited | Inspection system |
CN209102593U (en) * | 2018-10-11 | 2019-07-12 | 中国科学院植物研究所 | A kind of automatic sample-changing equipment |
CN210742235U (en) * | 2019-09-23 | 2020-06-12 | 核工业理化工程研究院 | Sample scanning device for nondestructive measurement of materials |
-
2019
- 2019-09-23 CN CN201910900574.7A patent/CN110554148B/en active Active
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05340861A (en) * | 1992-06-10 | 1993-12-24 | Mitsubishi Nuclear Fuel Co Ltd | Non-destructive measuring device and method of amount of uranium included in radioactive waste product |
JP2002055062A (en) * | 2000-08-11 | 2002-02-20 | Shimadzu Corp | X-ray ct |
JP2006023187A (en) * | 2004-07-08 | 2006-01-26 | Hitachi Medical Corp | Industrial x-ray ct system |
CN102253401A (en) * | 2011-04-28 | 2011-11-23 | 上海交通大学 | Mechanical device used for scanning measurement of chromatographic Gamma |
CN103308534A (en) * | 2012-03-14 | 2013-09-18 | 中国原子能科学研究院 | Chromatographic gamma scanning measurement method |
KR20140115578A (en) * | 2013-03-21 | 2014-10-01 | 부산대학교 산학협력단 | 3-Dimension Scanner Platform and Scanning Device Having the Same |
US20170168191A1 (en) * | 2015-12-10 | 2017-06-15 | Nuctech Company Limited | Mobile radiographic inspection system and lifting device for mobile radiographic inspection system |
CN205552168U (en) * | 2016-04-19 | 2016-09-07 | 广东威士达智能设备科技有限公司 | Sweep actuating mechanism of ray apparatus |
US20180149767A1 (en) * | 2016-11-25 | 2018-05-31 | Nuctech Company Limited | Inspection system |
CN209102593U (en) * | 2018-10-11 | 2019-07-12 | 中国科学院植物研究所 | A kind of automatic sample-changing equipment |
CN210742235U (en) * | 2019-09-23 | 2020-06-12 | 核工业理化工程研究院 | Sample scanning device for nondestructive measurement of materials |
Non-Patent Citations (3)
Title |
---|
YUTING WU; ZHANG CAO; LIJUN XU: "A simplified model for non-destructive thickness measurement immune to the lift-off effect", 《 PROCEEDINGS 2011 IEEE INTERNATIONAL INSTRUMENTATION AND MEASUREMENT TECHNOLOGY CONFERENCE (I2MTC 2011)》, 12 May 2011 (2011-05-12), pages 4 * |
孙国荣: ""核燃料元件无源式伽马扫描设备的研制与应用"", 《中国优秀硕士学位论文全文数据库(电子期刊)》, 31 July 2018 (2018-07-31), pages 040 - 14 * |
彭贤勋,陈志理: ""铀自燃对放射性气溶胶的影响研究"", 《核安全》, vol. 1, no. 13, 31 March 2014 (2014-03-31), pages 78 - 82 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114019557A (en) * | 2021-09-29 | 2022-02-08 | 中国辐射防护研究院 | In-situ measuring device for activity of radionuclide in soil |
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