CN205209822U - Na -K alloy sampling device - Google Patents

Na -K alloy sampling device Download PDF

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Publication number
CN205209822U
CN205209822U CN201521041473.2U CN201521041473U CN205209822U CN 205209822 U CN205209822 U CN 205209822U CN 201521041473 U CN201521041473 U CN 201521041473U CN 205209822 U CN205209822 U CN 205209822U
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CN
China
Prior art keywords
alloy
valve
sampler
inlet
ball valve
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.)
Withdrawn - After Issue
Application number
CN201521041473.2U
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Chinese (zh)
Inventor
王密
谢淳
董静雅
米争峰
贾云腾
俞晓琛
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China Institute of Atomic of Energy
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China Institute of Atomic of Energy
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Application filed by China Institute of Atomic of Energy filed Critical China Institute of Atomic of Energy
Priority to CN201521041473.2U priority Critical patent/CN205209822U/en
Application granted granted Critical
Publication of CN205209822U publication Critical patent/CN205209822U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a sampling device. For the sample problem of solving the na -K alloy, the utility model provides a na -K alloy sampling device. The device is including arranging jar, sample jar in advance and straining the well strainer, it all is equipped with blow vent and inlet with the sample jar to arrange the jar in advance, the inlet of arranging the jar in advance is connected through the interface of pipeline with second tee bend ball valve, and the inlet of sample jar is connected through pipeline another interface with second tee bend ball valve, the interface of second tee bend ball valve remainder is connected with an interface of first tee bend ball valve, and another interface of first tee bend ball valve is connected with the entry of straining the well strainer, and the remaining interface of first tee bend ball valve has connect the sample pipeline. The utility model discloses a na -K alloy sampling device structure is exquisite succinct, operation safe and reliable, and economical and practical, convenient to detach easily washs, has effectively avoided staiing the sample to follow -up analysis result's influence, has betterly realized gaining and shifting of na -K alloy sample.

Description

A kind of Na-K alloy sampler
Technical field
The utility model relates to a kind of sampler, particularly a kind of Na-K alloy sampler.
Background technology
The Na-K alloy that metallic potassium and sodium metal are formed, owing to having many-sided excellent properties, is therefore widely applied in nuclear science, space science and heat pipe field.In Na-K alloy, the existence of the impurity such as oxygen, carbon, nitrogen, chlorine, can have influence on the heat transfer property of Na-K alloy, also can cause adverse effect to the mechanical property of relevant devices, service life and reliability etc. simultaneously.
In practical application, for accurately grasping the impurity content in Na-K alloy, need to carry out sample analysis to it.Usually, for making analysis result accurately and reliably, must guarantee that institute's sample thief is not stain.But, the chemical property that Na-K alloy is extremely active makes it very easily react with the water, oxygen, carbon dioxide etc. of air and vessel surface and be stain, in addition Na-K alloy fusing point is low, be at room temperature liquid, thus cause routine sampling device (as sodium sampler etc.) to be difficult to be suitable for.
At present, for the sampling of Na-K alloy, there is not yet the report about its sampler both at home and abroad.For these reasons, if the sampling of Na-K alloy will be realized, just need to research and develop a kind of Na-K alloy sampler.
Utility model content
For solving the problem of sampling of Na-K alloy, the utility model provides a kind of Na-K alloy sampler.
This device comprises walkthrough tank, sampling jar and net type filter; Described walkthrough tank is provided with blow vent and inlet, the blow vent of walkthrough tank and the unlatching of inlet with closed by Valve controlling; Described sampling jar is also provided with blow vent and inlet, the blow vent of sampling jar and the unlatching of inlet with closed by Valve controlling; The inlet of walkthrough tank is connected with an interface of the second tee ball valve by pipeline, and the inlet of sampling jar is connected with another interface of the second tee ball valve by pipeline; The interface of the second tee ball valve remainder is connected with an interface of the first tee ball valve, and another interface of the first tee ball valve is connected with the entrance of net type filter, and the interface of the first tee ball valve remainder is connected to sampling line; The outlet of net type filter is connected to by the vent line of Valve controlling.
Described walkthrough tank adopts stainless steel material to be preferred.
Described sampling jar adopts stainless steel material to be preferred.
The valve of walkthrough tank blow vent adopts vacuum diaphragm valve to be preferred.
The valve of sampling jar blow vent adopts vacuum diaphragm valve to be preferred.
Valve on described vent line adopts vacuum diaphragm valve to be preferred.
The valve of walkthrough tank inlet adopts bellow sealed valve to be preferred.
The valve of sampling jar inlet adopts bellow sealed valve to be preferred.
It is preferred that described walkthrough tank is provided with hagioscope.
It is preferred that described sampling jar is provided with hagioscope.
Na-K alloy sampler of the present utility model exists significantly different in design from sodium sampler.Sodium sampler is that the mode by using solid sodium to carry out shutoff at sample tap place avoids institute's sample thief to stain, and sampling of the present utility model is to the Na-K alloy liking low melting point, as NaK-78 fusing point is-12.5 DEG C, NaK-55 fusing point is 12.0 DEG C, be liquid under its normal temperature, therefore cannot adopt the shutoff mode of sodium sampler, therefore have employed the mode of pre-discharge.
Walkthrough tank of the present utility model is used for leading portion when Na-K alloy samples, by the pre-discharge of staiing sample, to be eliminated and stains sample to the impact of subsequent analysis result; Sampling jar is used for the formal sampling of Na-K alloy sample, obtains representative sample; Net type filter invades sampler for stoping particle.
In sum, Na-K alloy sampler delicate structure of the present utility model is succinct, and handling safety is reliable, economical and practical, be convenient to dismounting, be easy to cleaning, effectively prevent and stain sample to the impact of subsequent analysis result, better achieve obtaining and shifting of Na-K alloy sample.
Accompanying drawing explanation
Fig. 1 Na-K alloy sampler of the present utility model schematic diagram.
Reference numeral: 1. walkthrough tank, 2. sampling jar, 3. net type filter, 4. sampling line, 5. walkthrough tank blow vent, 6. sampling jar blow vent, 7. vent line, V101, V102, V103, V201, V202: valve, V301, V302: tee ball valve.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further.
Embodiment 1
Adopt Na-K alloy sampler of the present utility model to carry out Na-K alloy sampling (apparatus structure is as shown in Figure 1), mainly comprise the following steps:
A. connection device, makes all valves of Na-K alloy sampler be in closed condition;
B. walkthrough tank blow vent is connected with vacuum pump, Open valve V101, V201, and adjust valve V301 the pipeline between V301 and V302 is connected with walkthrough tank, be evacuated to vacuum tightness <1Pa; Then applying argon gas is to 0.05MPa, valve-off V101, V201 and V301;
C. be connected with vacuum pump by sampling jar blow vent, Open valve V102, V202, be evacuated to vacuum tightness <1Pa; Then applying argon gas is to 0.05MPa, valve-off V102, V202;
D. be connected with vacuum pump by described vent line, Open valve V103, is evacuated to vacuum tightness <1Pa, valve-off V103;
E. adjust valve V302, V301, V201 successively, walkthrough tank is connected with sampling line, and now, the leading portion Na-K alloy sample stain is discharged into walkthrough tank, after walkthrough completes, and valve-off V201;
F. adjust valve V301, V202 successively, sampling jar is connected with sampling line, now, the Na-K alloy sample do not stain flows into sampling jar, after having sampled, and valve-off V202;
G. adjusting valve V302 makes sampling line be connected with net type filter, and Open valve V103 also passes into argon gas, and expel the Na-K alloy sample that attaches near V302 to eliminate hidden danger, valve-off V103, completes sampling.

Claims (10)

1. a Na-K alloy sampler, is characterized in that: this device comprises walkthrough tank, sampling jar and net type filter; Described walkthrough tank is provided with blow vent and inlet, the blow vent of walkthrough tank and the unlatching of inlet with closed by Valve controlling; Described sampling jar is also provided with blow vent and inlet, the blow vent of sampling jar and the unlatching of inlet with closed by Valve controlling; The inlet of walkthrough tank is connected with an interface of the second tee ball valve by pipeline, and the inlet of sampling jar is connected with another interface of the second tee ball valve by pipeline; The interface of the second tee ball valve remainder is connected with an interface of the first tee ball valve, and another interface of the first tee ball valve is connected with the entrance of net type filter, and the interface of the first tee ball valve remainder is connected to sampling line; The outlet of net type filter is connected to by the vent line of Valve controlling.
2. Na-K alloy sampler as claimed in claim 1, is characterized in that: described walkthrough tank adopts stainless steel material.
3. Na-K alloy sampler as claimed in claim 1, is characterized in that: described sampling jar adopts stainless steel material.
4. Na-K alloy sampler as claimed in claim 1, is characterized in that: the valve of walkthrough tank blow vent adopts vacuum diaphragm valve.
5. Na-K alloy sampler as claimed in claim 1, is characterized in that: the valve of sampling jar blow vent adopts vacuum diaphragm valve.
6. Na-K alloy sampler as claimed in claim 1, is characterized in that: the valve on described vent line adopts vacuum diaphragm valve.
7. Na-K alloy sampler as claimed in claim 1, is characterized in that: the valve of walkthrough tank inlet adopts bellow sealed valve.
8. Na-K alloy sampler as claimed in claim 1, is characterized in that: the valve of sampling jar inlet adopts bellow sealed valve.
9. Na-K alloy sampler as claimed in claim 1, is characterized in that: described walkthrough tank is provided with hagioscope.
10. Na-K alloy sampler as claimed in claim 1, is characterized in that: described sampling jar is provided with hagioscope.
CN201521041473.2U 2015-12-15 2015-12-15 Na -K alloy sampling device Withdrawn - After Issue CN205209822U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201521041473.2U CN205209822U (en) 2015-12-15 2015-12-15 Na -K alloy sampling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201521041473.2U CN205209822U (en) 2015-12-15 2015-12-15 Na -K alloy sampling device

Publications (1)

Publication Number Publication Date
CN205209822U true CN205209822U (en) 2016-05-04

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201521041473.2U Withdrawn - After Issue CN205209822U (en) 2015-12-15 2015-12-15 Na -K alloy sampling device

Country Status (1)

Country Link
CN (1) CN205209822U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105352763A (en) * 2015-12-15 2016-02-24 中国原子能科学研究院 Sodium potassium alloy sampling device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105352763A (en) * 2015-12-15 2016-02-24 中国原子能科学研究院 Sodium potassium alloy sampling device
CN105352763B (en) * 2015-12-15 2018-07-06 中国原子能科学研究院 A kind of Na-K alloy sampler

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AV01 Patent right actively abandoned
AV01 Patent right actively abandoned

Granted publication date: 20160504

Effective date of abandoning: 20180706