CN214472025U - Suction filtration device for cesium-137 water sample radiochemical analysis pretreatment - Google Patents
Suction filtration device for cesium-137 water sample radiochemical analysis pretreatment Download PDFInfo
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- CN214472025U CN214472025U CN202120472392.7U CN202120472392U CN214472025U CN 214472025 U CN214472025 U CN 214472025U CN 202120472392 U CN202120472392 U CN 202120472392U CN 214472025 U CN214472025 U CN 214472025U
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- Prior art keywords
- water
- water sample
- sample
- cesium
- suction pipe
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 131
- TVFDJXOCXUVLDH-RNFDNDRNSA-N cesium-137 Chemical compound [137Cs] TVFDJXOCXUVLDH-RNFDNDRNSA-N 0.000 title claims abstract description 20
- 238000005514 radiochemical analysis Methods 0.000 title claims abstract description 18
- 238000000967 suction filtration Methods 0.000 title claims abstract description 12
- 239000002253 acid Substances 0.000 claims description 5
- 239000003513 alkali Substances 0.000 claims description 4
- 230000007797 corrosion Effects 0.000 claims description 4
- 238000005260 corrosion Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 8
- 238000005086 pumping Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 2
- 238000004458 analytical method Methods 0.000 description 5
- 238000005070 sampling Methods 0.000 description 5
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- 230000002285 radioactive effect Effects 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002572 peristaltic effect Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
A suction filtration device for cesium-137 water sample radiochemical analysis pretreatment comprises a water sample barrel, wherein a water suction pipe support is arranged beside the water sample barrel, a water suction pipe is arranged on the water suction pipe support, the front end of the water suction pipe is connected with a telescopic water suction pipe, a filter screen head is arranged at the front end of the telescopic water suction pipe, and a water sample is sucked into the sample barrel through a water suction pump by the water suction pipe; the cesium-137 water sample radiochemical analysis pretreatment device can realize that water pumping can be easily completed without moving a large-volume water sample to be taken; vibration effect is prevented from being transferred to the sample barrel in the water pumping process, so that the sample can be effectively prevented from being scattered; the device improves the pretreatment efficiency of the water sample in the laboratory.
Description
Technical Field
The utility model belongs to the technical field of the water sample pretreatment, concretely relates to processing suction filtration device before cesium-137 water sample radiochemical analysis.
Background
The radiochemical laboratory analysis relates to a plurality of sample types and analysis items, wherein the water sample pretreatment step in the analysis process of the radioactive nuclide cesium-137 is heavy, and the radiochemical laboratory analysis is characterized in that: the sampling amount is generally 30-50L, the size of a pretreatment container is large, and a customized acid and alkali resistant vat is needed; the pretreatment process requires multiple water intakes and drains, which is long and does not agitate the sediment at the bottom of the vessel. When the cesium-137 water sample is subjected to radioactive analysis pretreatment at present, the related reagents are added firstly, then the vat is lifted for standing for a period of time, and then water is taken or drained in a siphon mode. The water sampling device has the disadvantages that the water sampling time is long, the movement of the water sample filled in the barrel is difficult, and in addition, the water sample is lifted in advance and kept stand, so that the water sampling device needs to be matched by a plurality of people, is not suitable for single-person operation, and has low efficiency; on the other hand, the water sample is slowly drained, the rubber tube is easy to slide off, and at the moment, siphon is not easy to realize and the bottom solid reagent is easy to disperse if the water level in the barrel is low. The device controls the water pumping flow rate through the water suction support and the peristaltic pump at the tail end and is provided with the flowmeter, so that the defects can be effectively improved, and the cesium-137 radiochemical analysis pretreatment process is more efficient and convenient.
Disclosure of Invention
An object of the utility model is to provide a cesium-137 water sample radiochemical analysis pretreatment suction filtration device is fit for cesium-137 water sample radiochemical analysis pretreatment, has functions such as the water sample transports flexibility, water intaking and drainage convenient and fast, can one-man operation.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
the utility model provides a processing suction filtration device before cesium-137 water sample radiochemical analysis, includes water sample bucket, water sample bucket next door is equipped with the pipe support that absorbs water, it absorbs water to be equipped with on the pipe support to absorb water and manages, the scalable pipe that absorbs water is connected to the front end that absorbs water the pipe, the scalable front end installation filter screen head that absorbs water the pipe, it pumps the water sample to the sample bucket in through the suction pump to absorb water the pipe.
Preferably, a flowmeter is also installed on the suction pipe.
Preferably, the barrel support is a telescopic support.
Preferably, the suction pipe adopts a corrosion-resistant conduit.
Preferably, the suction pipe is arranged on the suction pipe bracket in a fixed buckling mode.
Preferably, the water sample barrel is made of acid and alkali resistant materials.
The technical scheme can obtain the following beneficial effects:
the cesium-137 water sample radiochemical analysis pretreatment device can realize that water pumping can be easily completed without moving a large-volume water sample to be taken; vibration effect is prevented from being transferred to the sample barrel in the water pumping process, so that the sample can be effectively prevented from being scattered; the device improves the pretreatment efficiency of the water sample in the laboratory.
Structurally, each part of the water pump, the corrosion-resistant conduit, the fixing buckle and the terminal filter head can be disassembled and replaced, so that the operation is simple; the water taking and draining whole-course controllable function is realized; the multi-point position fixing and terminal filtering functions of the catheter are achieved.
Drawings
Fig. 1 is a schematic diagram.
In the figure:
in the figure: 1. a water sample barrel; 2. a sample barrel; 3. a filter screen head; 4. a telescopic suction pipe; 5. a barrel support; 6. a flow meter; 7. a water pump 8 and a water suction pipe.
Detailed Description
The invention will be further explained with reference to the drawings:
as shown in fig. 1, a processing suction filtration device before cesium-137 water sample radiochemical analysis, including water sample bucket 1, 1 next door of water sample bucket is equipped with the pipe support 5 that absorbs water, it absorbs water to be equipped with on the pipe support 5 and absorbs water pipe 8, scalable pipe 4 that absorbs water is connected to the front end of the pipe 8 that absorbs water, the front end installation filter screen head 3 of scalable pipe 4 that absorbs water, it sucks the water sample in 2 through suction pump 7 with the water sample to absorb water pipe 8. The water suction pipe 8 is also provided with a flow meter 6. The water suction pipe bracket 5 adopts a telescopic bracket. The water suction pipe 8 adopts a corrosion-resistant guide pipe. The suction pipe 8 is arranged on the suction pipe bracket 5 in a fixed buckle mode. The water sample barrel 1 is made of acid and alkali resistant materials.
Example (b):
after the water sample in the water sample barrel 1 is added with acid and is kept stand for a period of time on the experiment table, a small amount of precipitate is deposited at the bottom of the water sample barrel, at the moment, the water suction pipe bracket 5 can be moved to the side of the water sample barrel with large volume, the telescopic water suction pipe 4 is placed in the barrel, and the water suction pump 7 is opened. The water taking operation is as follows: (1) the telescopic water suction pipe with the filter screen head of the device is placed in deionized water, and the water suction pump is started, so that the inside of the conduit is cleaned, and a water sample is prevented from being polluted; (2) one end with the filter screen head 3 is placed in the water sample barrel, and is kept a certain distance away from the sediment layer in the water sample barrel to prevent the muddy water sample; (3) adjusting the depth of the suction pipe, and enabling the suction pipe bracket to be close to the large-volume water sample barrel; (4) the water pump is started, the flow rate of the flowmeter is observed, the flow rate can be adjusted through the water pump, and the water pump can be turned off when the water level of the water sample barrel is lowered to the bottom of the filter screen head 3; (5) taking a plurality of barrels of water samples in the large-volume water sample barrel, and repeating the processes (2), (4) and (5); (6) and (5) after the water sample is taken, repeating the step (1) to clean the pipeline, and finishing sampling.
The device can meet the requirement of simple and convenient water absorption, large-volume water samples do not need to be lifted and placed still, and pumping and drainage can be realized by turning on a pump switch; the flow rate is adjustable, and the pipeline is provided with a flow measuring device; the hose is connected with the water suction pipe support, the depth of the telescopic water suction pipe is adjustable, the water suction end is provided with the filter screen head, and the water suction pipe support is used for preventing a solid reagent at the bottom from being scattered in the water suction process. The utility model discloses can provide solution for water intaking and drainage in the processing procedure before cesium-137 water sample radiochemical analysis.
The above description is the preferred embodiment of the present invention, and for those skilled in the art, modifications of the various equivalent forms of the present invention are within the scope of the appended claims of the present application without departing from the principle of the present invention.
Claims (6)
1. The utility model provides a processing suction filter before cesium-137 water sample radiochemical analysis which characterized in that: including water sample bucket (1), water sample bucket (1) next door is equipped with tub support (5) that absorbs water, it absorbs water to be equipped with on tub support (5) and absorbs water tub (8), the scalable tub (4) that absorbs water is connected to the front end that absorbs water tub (8), scalable front end installation filter screen head (3) that absorb water tub (4), it sucks water tub (8) through suction pump (7) and pumps the water sample in sample bucket (2).
2. The cesium-137 water sample radiochemical analysis pretreatment suction filtration device according to claim 1, characterized in that: and a flowmeter (6) is also arranged on the water suction pipe (8).
3. The cesium-137 water sample radiochemical analysis pretreatment suction filtration device according to claim 1, characterized in that: the water suction pipe bracket (5) adopts a telescopic bracket.
4. The cesium-137 water sample radiochemical analysis pretreatment suction filtration device according to claim 1, characterized in that: the water suction pipe (8) adopts a corrosion-resistant guide pipe.
5. The cesium-137 water sample radiochemical analysis pretreatment suction filtration device according to claim 1, characterized in that: the water suction pipe (8) is arranged on the water suction pipe bracket (5) in a fixed buckle mode.
6. The cesium-137 water sample radiochemical analysis pretreatment suction filtration device according to claim 1, characterized in that: the water sample barrel (1) is made of acid and alkali resistant materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120472392.7U CN214472025U (en) | 2021-03-05 | 2021-03-05 | Suction filtration device for cesium-137 water sample radiochemical analysis pretreatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120472392.7U CN214472025U (en) | 2021-03-05 | 2021-03-05 | Suction filtration device for cesium-137 water sample radiochemical analysis pretreatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214472025U true CN214472025U (en) | 2021-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120472392.7U Expired - Fee Related CN214472025U (en) | 2021-03-05 | 2021-03-05 | Suction filtration device for cesium-137 water sample radiochemical analysis pretreatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214472025U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116990219A (en) * | 2023-09-22 | 2023-11-03 | 江苏德励达新材料股份有限公司 | Polyurethane panel stability sampling detection device |
-
2021
- 2021-03-05 CN CN202120472392.7U patent/CN214472025U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116990219A (en) * | 2023-09-22 | 2023-11-03 | 江苏德励达新材料股份有限公司 | Polyurethane panel stability sampling detection device |
| CN116990219B (en) * | 2023-09-22 | 2023-11-24 | 江苏德励达新材料股份有限公司 | Polyurethane panel stability sampling detection device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211022 |