CN109883749B - Sample collection device for nuclear power field detection - Google Patents
Sample collection device for nuclear power field detection Download PDFInfo
- Publication number
- CN109883749B CN109883749B CN201910242643.XA CN201910242643A CN109883749B CN 109883749 B CN109883749 B CN 109883749B CN 201910242643 A CN201910242643 A CN 201910242643A CN 109883749 B CN109883749 B CN 109883749B
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- Prior art keywords
- sample collection
- main box
- nuclear power
- collection main
- collection device
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- 238000001514 detection method Methods 0.000 title claims abstract description 21
- 230000001681 protective effect Effects 0.000 claims abstract description 8
- 239000013013 elastic material Substances 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims abstract description 4
- 238000005070 sampling Methods 0.000 claims description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000012780 transparent material Substances 0.000 claims description 3
- 239000002245 particle Substances 0.000 abstract description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000003513 alkali Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to a sample collection device for nuclear power field detection, which comprises a sample collection main box, a protective barrel, a storage opening, a bottom buckle plate, filter screens with different apertures and elastic materials, wherein the filter screens are arranged on the bottom of the main box; the back of the sample collection main box is buckled on the surface of the structure to be tested, and the front of the sample collection main box is provided with a protection cylinder in a sealing way; the storage port is arranged at the bottom of the sample collection main box and is integrally formed with the sample collection main box; a plurality of filter screens with different apertures are arranged in the storage opening; the bottom of the storage opening is also provided with a bottom buckle plate, the bottom buckle plate is provided with a groove, the edge of the sample bag is convenient to fix, and the bottom buckle plate is elastically inserted into the storage opening through a plugboard arranged upwards from the side face. The invention can effectively improve the sample collection rate, can set filter screens with different particle diameters according to the requirements to collect samples with the required particle diameters, reduces the workload of a sample analysis laboratory, and can also effectively protect the personal safety of detection personnel.
Description
Technical Field
The invention relates to a sample collection device, in particular to a sample collection device for nuclear power field detection, and belongs to the technical field of civil engineering field detection.
Background
The nuclear power containment vessel and structure aging detection work comprises the items of chloride ion content, alkali content, lithofacies analysis and the like, the items are inspected by sampling at fixed points of the nuclear power containment vessel and structure in site, and the samples are sent to a laboratory for chemical analysis to test the chloride ion content, alkali content, lithofacies analysis and the like on the concrete surface. The field samples are generally divided into two types, one being chisel samples and the other being grinding samples. The selection of the method is determined according to the sample inspection content and the actual conditions in the field.
In the field sampling process, when a chisel sampling or grinding sampling method is used, part of samples can splash due to the problem of using strength of the chisel or the problem of grinding rotating speed, so that the sample sampling rate is low and the safety of detection personnel is caused.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a sample collecting device for nuclear power field detection, which can effectively improve the sample collecting rate, can set filter screens with different particle diameters according to the needs to collect samples with required particle diameters, and can also effectively protect the personal safety of detection personnel. The device is not limited to nuclear power field detection work, and can be applied to sampling work of other civil or industrial building structures.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a sample collection device for nuclear power field detection comprises a sample collection main box, a protective barrel, a storage opening, a bottom buckle plate, filter screens with different apertures and elastic materials; the back of the sample collection main box is buckled on the surface of the structure to be tested, and the front of the sample collection main box is provided with a protection cylinder in a sealing way; the storage port is arranged at the bottom of the sample collection main box and is integrally formed with the sample collection main box; a plurality of filter screens with different apertures are arranged in the storage opening; the bottom of the storage opening is also provided with a bottom buckle plate, the bottom buckle plate is provided with a groove, the edge of the sample bag is convenient to fix, and the bottom buckle plate is elastically inserted into the storage opening through a plugboard arranged upwards from the side face.
Further, the protection cylinder is sleeved or twisted on the front surface of the sample collection main box, and the chisel for sampling or the grinding sampling device is arranged in the sample collection main box.
Further, the protection cylinder is cylindrical, and an observation window or an operation hole is arranged on the outer side of the protection cylinder.
Further, the outer surface of the sample collection main box is provided with a plurality of handles, and the sample collection main box and the storage port are arranged in a necking transitional connection mode.
Further, the filter screen is arranged on the side wall of the containing opening in an insertable mode.
Further, the filter screens are three filter screens which are arranged in parallel, namely a first filter screen, a second filter screen and a third filter screen, the model of the filter screens is set according to project requirements, and the aperture of the three filter screens is gradually reduced. The filter screens can be arranged in parallel in multiple layers, and are not limited to three layers.
Further, the plugboard is a plugboard made of soft steel materials.
Further, the back of the sample collection main box and the back of the storage opening are both provided with elastic materials, so that the problems of uneven surface and surface curvature of the containment vessel of the structure to be tested can be solved, and the sample collection device is tightly attached to the surface of the structure to be tested.
Further, the sample collection main box and the containing opening are made of transparent materials with certain strength.
Compared with the prior art, the invention has the following technical effects:
the sample collecting device for nuclear power field detection can effectively improve the sample collecting rate, can set filter screens with different particle sizes according to the requirements to collect samples with the required particle sizes, reduces the workload of a sample analysis laboratory, and can also effectively protect the personal safety of detection personnel. The device is not limited to nuclear power field detection work, and can be applied to sampling work of other civil or industrial building structures.
Drawings
FIG. 1 is a schematic diagram of a sample collection device for nuclear power field detection according to the present invention;
FIG. 2 is a front exploded view of a sample collection device for nuclear power field detection of the present invention;
FIG. 3 is a rear exploded view of a sample collection device for nuclear power field detection according to the present invention.
FIGS. 4 (a), (b) and (c) are cross-sectional views of filter screens with different apertures;
fig. 5 is a detail view of the bottom gusset.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to FIGS. 1-5.
Example 1
As shown in fig. 1-5, the sample collection device for nuclear power field detection of the invention comprises a sample collection main box 1, a handle 2, a protection barrel 3, a storage opening 4, a bottom buckle plate 5, filter screens with different apertures and an elastic material 9. The back of the sample collection main box 1 is buckled on the surface of the structure to be tested, and the front of the sample collection main box is provided with a protection cylinder 3 in a sealing way. The protective cylinder 3 is sleeved or twisted on the front surface of the sample collection main box 1, and a chisel for sampling or a grinding sampling device is arranged in the sample collection main box 1. The protective tube 3 is cylindrical, and is provided with an observation window or an operation hole on the outer side thereof. When chisel sampling is adopted, the protective cylinder 3 can be twisted with the sample collecting main box 1; when grinding sampling is adopted, the sampling position is firstly determined to fix the sample collecting main box 1, then the grinding mechanical support is fixedly installed, and finally the protective cylinder 3 is sleeved.
The collection port 4 is arranged at the bottom of the sample collection main box 1 and is integrally formed with the sample collection main box 1, meanwhile, a plurality of handles 2 are arranged on the outer surface of the sample collection main box 1, and the sample collection main box 1 and the collection port 4 are arranged in a necking transitional connection mode. Be provided with three parallel arrangement's filter screen in accomodating mouthful 4, the filter screen adopts the form setting that can insert on accomodating mouthful 4 lateral wall, and it is first filter screen 6, second filter screen 7 and third filter screen 8 respectively, and the model of filter screen sets up according to the project needs, wherein, according to building structure detection technical standard (GB/T50344-2004) annex C to concrete chloride ion content survey, the sample needs to pass through 0.08mm aperture sieve, so can set up 0.08mm aperture sieve collection sample at sample collection device, reduce sample analysis laboratory work load. Therefore, in the present embodiment, the apertures of the first filter 6, the second filter 7 and the third filter 8 are gradually reduced, and the aperture of the third filter 8 is 0.08mm. In addition, in this embodiment, as shown in fig. 5, the bottom of the storage opening 4 is further provided with a bottom buckle plate 5, the bottom buckle plate 5 is provided with a groove, so that the edge of the sample bag is fixed, and the bottom buckle plate 5 is elastically inserted into the storage opening 4 through a soft steel material insert plate arranged laterally upwards.
The sample collecting main box 1 and the containing opening 4 are preferably made of transparent materials with certain strength, and elastic materials 9 are arranged on the back surfaces of the sample collecting main box and the containing opening, so that the problems of uneven surfaces and surface curvature of a containment vessel of a structure to be tested can be solved, and the sample collecting device is tightly attached to the surface of the structure to be tested.
The foregoing embodiments are merely illustrative of the technical solutions of the present invention and are not intended to limit the present invention, and variations of the technical solutions of the present application are within the scope of the present application according to the common general knowledge in the art, and in any case, the foregoing embodiments are merely illustrative, and the scope of the present application is subject to the scope of the appended claims.
Claims (8)
1. Be used for nuclear power on-spot detection sample collection device, its characterized in that: comprises a sample collection main box (1), a protective cylinder (3), a storage opening (4), a bottom buckle plate (5), filter screens with different apertures and elastic materials (9); the back of the sample collection main box (1) is buckled on the surface of the structure to be tested, and the front of the sample collection main box is provided with a protection cylinder (3) in a sealing way; the storage port (4) is arranged at the bottom of the sample collection main box (1) and is integrally formed with the sample collection main box (1); a plurality of filter screens with different apertures are arranged in the containing opening (4); the bottom of the containing opening (4) is also provided with a bottom buckle plate (5), the bottom buckle plate (5) is provided with a groove, the edge of the sample bag is convenient to fix, and the bottom buckle plate (5) is elastically inserted into the containing opening (4) through a plugboard with an upward side surface; the protective cylinder (3) is sleeved or buckled on the front surface of the sample collection main box (1), and a chisel for sampling or a grinding sampling device is arranged in the sample collection main box (1); the protection cylinder (3) is cylindrical, and an observation window or an operation hole is arranged on the outer side of the protection cylinder.
2. A sample collection device for nuclear power field testing as defined in claim 1, wherein: the outer surface of the sample collection main box (1) is provided with a plurality of handles (2), and the sample collection main box (1) and the storage opening (4) are arranged in a necking transitional connection mode.
3. A sample collection device for nuclear power field testing as defined in claim 1, wherein: the filter screen is arranged on the side wall of the containing opening (4) in an insertable mode.
4. A sample collection device for nuclear power field testing as defined in claim 3 wherein: the filter screens are three filter screens which are arranged in parallel, namely a first filter screen (6), a second filter screen (7) and a third filter screen (8), the model of the filter screens is set according to project requirements, and the aperture of the three filter screens is gradually reduced.
5. A sample collection device for nuclear power field testing as defined in claim 4, wherein: the aperture of the third filter screen (8) is 0.08mm.
6. A sample collection device for nuclear power field testing as defined in claim 1, wherein: the plugboard is a plugboard made of soft steel materials.
7. A sample collection device for nuclear power field testing as defined in claim 1, wherein: the back of the sample collection main box (1) and the back of the storage opening (4) are both provided with elastic materials (9) which are used for enabling the sample collection device to be tightly attached to the surface of a structure to be tested.
8. A sample collection device for nuclear power field testing as defined in claim 1, wherein: the sample collection main box (1) and the containing opening (4) are made of transparent materials with certain strength.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910242643.XA CN109883749B (en) | 2019-03-28 | 2019-03-28 | Sample collection device for nuclear power field detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910242643.XA CN109883749B (en) | 2019-03-28 | 2019-03-28 | Sample collection device for nuclear power field detection |
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| Publication Number | Publication Date |
|---|---|
| CN109883749A CN109883749A (en) | 2019-06-14 |
| CN109883749B true CN109883749B (en) | 2024-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910242643.XA Active CN109883749B (en) | 2019-03-28 | 2019-03-28 | Sample collection device for nuclear power field detection |
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| Country | Link |
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| CN (1) | CN109883749B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5182191A (en) * | 1988-10-14 | 1993-01-26 | Pacific Biotech, Inc. | Occult blood sampling device and assay |
| CN2789753Y (en) * | 2005-05-08 | 2006-06-21 | 艾康生物技术(杭州)有限公司 | Sampler collecting card and sample collection detecting device utilizing the same collecting card |
| CN203705248U (en) * | 2013-12-20 | 2014-07-09 | 马铁军 | Device for pretreatment of effluent sample |
| CN107782575A (en) * | 2016-08-26 | 2018-03-09 | 杭州奥泰生物技术股份有限公司 | A kind of system and method collected and detect analyte in sample |
| CN209764453U (en) * | 2019-03-28 | 2019-12-10 | 中冶建筑研究总院有限公司 | Sample collecting device for nuclear power field detection |
-
2019
- 2019-03-28 CN CN201910242643.XA patent/CN109883749B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5182191A (en) * | 1988-10-14 | 1993-01-26 | Pacific Biotech, Inc. | Occult blood sampling device and assay |
| CN2789753Y (en) * | 2005-05-08 | 2006-06-21 | 艾康生物技术(杭州)有限公司 | Sampler collecting card and sample collection detecting device utilizing the same collecting card |
| CN203705248U (en) * | 2013-12-20 | 2014-07-09 | 马铁军 | Device for pretreatment of effluent sample |
| CN107782575A (en) * | 2016-08-26 | 2018-03-09 | 杭州奥泰生物技术股份有限公司 | A kind of system and method collected and detect analyte in sample |
| CN209764453U (en) * | 2019-03-28 | 2019-12-10 | 中冶建筑研究总院有限公司 | Sample collecting device for nuclear power field detection |
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| Publication number | Publication date |
|---|---|
| CN109883749A (en) | 2019-06-14 |
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