CN208223910U - A kind of parallel closed sampling device - Google Patents
A kind of parallel closed sampling device Download PDFInfo
- Publication number
- CN208223910U CN208223910U CN201820782242.4U CN201820782242U CN208223910U CN 208223910 U CN208223910 U CN 208223910U CN 201820782242 U CN201820782242 U CN 201820782242U CN 208223910 U CN208223910 U CN 208223910U
- Authority
- CN
- China
- Prior art keywords
- sampling
- valve
- sampler
- triple valve
- pipeline
- 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.)
- Expired - Fee Related
Links
- 238000005070 sampling Methods 0.000 title claims abstract description 86
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 20
- 230000008878 coupling Effects 0.000 claims description 16
- 238000010168 coupling process Methods 0.000 claims description 16
- 238000005859 coupling reaction Methods 0.000 claims description 16
- 230000008676 import Effects 0.000 claims description 13
- 239000007789 gas Substances 0.000 claims description 11
- 229910052757 nitrogen Inorganic materials 0.000 claims description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 3
- 230000008859 change Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 238000012428 routine sampling Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a kind of parallel closed sampling devices, in at least two samplers of an acquisition device parallel connection, it can according to need and successively carry out sample acquisition, and when formerly rear progress sample acquisition, another sampling bottle can be replaced simultaneously, continuous repeatedly sampling can be carried out in a relatively short period of time, improved the consistency of sample, be ensure that detection effect.
Description
Technical field
The utility model relates to sampling apparatus technical field more particularly to a kind of parallel closed sampling devices.
Background technique
In the production process of the products such as polysilicon, petrochemical industry, pharmacy, easy loss, toxic high temperature and pressure are often generated
Gas need to carry out these gases closed sampling to detect these gases.Common closed sampler is only capable of acquiring
One sample when needing to carry out disparity items analysis, needs to carry out sample to replace collecting bottle and carries out multi collect, at this moment need
The waiting time expending the more time, and acquiring every time can also increase, and be easy to influence the consistency of sample, the detection to sample
It impacts.
Utility model content
The utility model is intended to provide a kind of parallel closed sampling device, the very good solution above problem, structure
Simply, easy to use, acquisition device at least two samplers in parallel can according to need and successively carry out sample acquisition,
And when formerly rear progress sample acquisition, another sampling bottle can be replaced simultaneously, can be carried out in a relatively short period of time continuous
Repeatedly sampling, improves the consistency of sample, ensure that detection effect.
The technical solution of the utility model is a kind of parallel closed sampling device, including is adopted by the way that pipeline is sequentially connected
Sample medium entrance, imported valve, switch valve, the first triple valve, source nitrogen；
Sampling media export pipeline is connected with by tee tube on pipeline between the imported valve and switch valve, it is described
Sampling media export pipeline includes being exported by the sequentially connected outlet valve of pipeline and sampling media；
The Sampling Interface of first triple valve lower part has the second triple valve, sampling component, the three or three by piping connection
Port valve and emission-control equipment, the sampling component include the first sampler and the second sampler, and first sampler is adopted
Sample pipeline is connect by quick coupling with the first outlet of the second triple valve, and the gas exhaust piping of the first sampler passes through quick coupling
It is connect with the first import of third triple valve, the sample lines of second sampler pass through quick coupling and the second triple valve
The gas exhaust piping of second outlet connection, the second sampler is connect by quick coupling with the second import of third triple valve, described
It is connected in parallel between first sampler and the second sampler；
The outlet of the third triple valve is connect with emission-control equipment, the emission-control equipment include by pipeline according to
The active carbon purifying component and Impurity Absorption slot of secondary connection.
Further, there are check-valves and isolating valve, by piping connection between first triple valve and source nitrogen.
Further, sampling bottle, sampling needle and exhaust needle, institute are provided on first sampler and the second sampler
It states sampling needle and exhaust needle is located in sampling bottle.
Further, the sampling needle is connected to sample lines, and the exhaust needle is connected to gas exhaust piping, the sampling needle
Least significant end be lower than exhaust needle least significant end.
Further, form is provided on the sampling bottle.
Further, the pipeline is 316L stainless steel material.
Further, first triple valve, the second triple valve, third triple valve are threeway aciculiform sampling valve.
The beneficial effects of the utility model are:
It, can be to the same pipeline of entrance 1. two samplers are parallel in sample lines by the utility model by triple valve
Sample successively acquired, two sample consistency of acquisition are higher, to carry out the analysis and detection of heterogeneity simultaneously,
Improve the reliability and consistency of testing result；
2. two samplers in parallel are connect by quick coupling with sample lines respectively, it may be convenient to be dismantled
And replacement, it can another collector is replaced when a sampler is acquired, it is another after the completion of a samplers sample
One collector works, while replacing the collector after the completion of sampling, and multi collect and replacement repeatedly can be short
The acquisition of multiple sample is completed in time.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
In figure: 1. sampling media imports, 2. imported valves, 3. switch valves, 4. first triple valves, 5. source nitrogens, 6. samplings
Media outlet, 7. outlet valves, 8. second triple valves, 9. third triple valves, 10. sampling bottles, 11. first samplers, 12. second
Sampler, 13. quick couplings, 101. active carbon purifying components, 102. Impurity Absorption slots.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing, to this reality
It is further elaborated with novel.
As shown in Figure 1, the utility model provides a kind of parallel closed sampling device, including it is sequentially connected by pipeline
Sampling media import 1, imported valve 2, switch valve 3, the first triple valve 4, source nitrogen 5；
Sampling media export pipeline, institute are connected with by tee tube on pipeline between the imported valve 2 and switch valve 3
Stating sampling media export pipeline includes by the sequentially connected outlet valve 7 of pipeline and sampling media outlet 6；
The Sampling Interface of first triple valve, 4 lower part has the second triple valve 8, sampling component, third by piping connection
Triple valve 9 and emission-control equipment, the sampling component include the first sampler 11 and the second sampler 12, first sampling
The sample lines of device 11 are connect by quick coupling 13 with the first outlet of the second triple valve 8, the exhaust pipe of the first sampler 11
Road is connect by quick coupling 13 with the first import of third triple valve 9, and the sample lines of second sampler 12 pass through fast
Quick coupling 13 is connect with the second outlet of the second triple valve 8, and the gas exhaust piping of the second sampler 12 passes through quick coupling 13 and the
Second import of three triple valves 9 connects, and is connected in parallel between first sampler 11 and the second sampler 12；
The outlet of the third triple valve 9 is connect with emission-control equipment, and the emission-control equipment includes passing through pipeline
Sequentially connected active carbon purifying component 101 and Impurity Absorption slot 102.
There are check-valves and isolating valve, by piping connection between first triple valve 4 and source nitrogen 5, it is therefore prevented that sampling
Medium enters in source nitrogen, ensure that the safety of source nitrogen purging.It is all provided on first sampler 11 and the second sampler 12
It is equipped with sampling bottle 10, sampling needle and exhaust needle, the sampling needle and exhaust needle are located in sampling bottle 10.The sampling needle and sampling
Pipeline connection, the exhaust needle are connected to gas exhaust piping, and the least significant end of the sampling needle is lower than the least significant end of exhaust needle.It is described to adopt
Form, the convenient observation to collection capacity in sampling bottle 10 are provided in sample bottle 10.The pipeline is 316L stainless steel material, knot
Reality is durable, anticorrosion ability is good.First triple valve 4, the second triple valve 8, third triple valve 9 are the sampling of threeway aciculiform
Valve, threeway aciculiform sampling valve are existing routine sampling valve, can carry out the connection and closing of different pipelines.
Specifically, 1. when not sampling, switch valve 3 is closed, and the flow direction of sampling media is sampling media import 1, import
Valve 2, outlet valve 7, sampling media outlet 6；
2. carry out sampling more than twice in the short time, switch valve 3 is opened, and outlet valve 7 is closed, at this time sampling media
Enter the first import of 8 first outlet of the second triple valve, the first sampler 11, third triple valve 9 by the first triple valve 4, so
After be discharged；After the completion of the acquisition of the first sampler 11, change the direction of the second triple valve 8 and third triple valve 9, sampling media is logical
The second import that the first triple valve 4 enters 8 second outlet of the second triple valve, the second sampler 12, third triple valve 9 is crossed, then
Discharge；When the second sampler 12 is sampled, first sampler 11 can be carried out the operation such as replacing by quick coupling 13,
To carry out third time sampling, and so on；
3. when purging, switch valve 3 is closed, nitrogen sequentially enters the first triple valve 4, the second triple valve from the outflow of source nitrogen 5
8, the first sampler 11 or the second sampler 12, third triple valve 9, are then discharged out.
Two samplers are parallel in sample lines by the utility model by triple valve, can be to the same pipeline of entrance
Sample is successively acquired, and two sample consistency of acquisition are higher, to carry out the analysis and detection of heterogeneity simultaneously, is mentioned
The high reliability and consistency of testing result；Two samplers in parallel are connected by quick coupling and sample lines respectively
It connects, it may be convenient to carry out demolition and replacement, it can another collector is replaced when a sampler is acquired, when one
Another collector works after the completion of a samplers sample, while replacing the collector after the completion of sampling, more repeatedly
Secondary acquisition and replacement can be completed in a short time the acquisition of multiple sample.One acquisition device, at least two samplings in parallel
Device can according to need and successively carry out sample acquisition, and when formerly rear progress sample acquisition, can carry out simultaneously to another sampling bottle
Replacement can carry out continuous repeatedly sampling in a relatively short period of time, is i.e. can carry out two in a short time in a sample lines
The secondary above sampling, improves the consistency of sample, ensure that detection effect.
Certainly, the utility model can also have other various embodiments, without departing substantially from the spirit of the present invention and its essence
In the case of, those skilled in the art can make various corresponding changes and modifications, but these phases according to the utility model
The change and modification answered all should belong to the protection scope of the utility model the attached claims.
Claims (7)
1. a kind of parallel closed sampling device, it is characterised in that: including by the sequentially connected sampling media import of pipeline, into
Mouth valve, switch valve, the first triple valve, source nitrogen；
Sampling media export pipeline, the sampling are connected with by tee tube on pipeline between the imported valve and switch valve
Media outlet pipeline includes being exported by the sequentially connected outlet valve of pipeline and sampling media；
The Sampling Interface of first triple valve lower part has the second triple valve, sampling component, third triple valve by piping connection
And emission-control equipment, the sampling component include the first sampler and the second sampler, the sampling pipe of first sampler
Road connect by quick coupling with the first outlet of the second triple valve, and the gas exhaust piping of the first sampler passes through quick coupling and the
First import of three triple valves connects, and the sample lines of second sampler pass through quick coupling and the second of the second triple valve
The gas exhaust piping of outlet connection, the second sampler is connect by quick coupling with the second import of third triple valve, and described first
It is connected in parallel between sampler and the second sampler；
The outlet of the third triple valve is connect with emission-control equipment, and the emission-control equipment includes successively being connected by pipeline
The active carbon purifying component and Impurity Absorption slot connect.
2. parallel closed sampling device according to claim 1, it is characterised in that: first triple valve and source nitrogen
Between by piping connection have check-valves and isolating valve,.
3. parallel closed sampling device according to claim 1, it is characterised in that: first sampler and second is adopted
Sampling bottle, sampling needle and exhaust needle are provided on sample device, the sampling needle and exhaust needle are located in sampling bottle.
4. parallel closed sampling device according to claim 3, it is characterised in that: the sampling needle and sample lines connect
Logical, the exhaust needle is connected to gas exhaust piping, and the least significant end of the sampling needle is lower than the least significant end of exhaust needle.
5. parallel closed sampling device according to claim 3, it is characterised in that: be provided with view on the sampling bottle
Window.
6. parallel closed sampling device according to claim 1, it is characterised in that: the pipeline is 316L stainless steel
Material.
7. parallel closed sampling device according to claim 1, it is characterised in that: first triple valve, the two or three
Port valve, third triple valve are threeway aciculiform sampling valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820782242.4U CN208223910U (en) | 2018-05-24 | 2018-05-24 | A kind of parallel closed sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820782242.4U CN208223910U (en) | 2018-05-24 | 2018-05-24 | A kind of parallel closed sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208223910U true CN208223910U (en) | 2018-12-11 |
Family
ID=64506358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820782242.4U Expired - Fee Related CN208223910U (en) | 2018-05-24 | 2018-05-24 | A kind of parallel closed sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208223910U (en) |
-
2018
- 2018-05-24 CN CN201820782242.4U patent/CN208223910U/en not_active Expired - Fee Related
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Legal Events
| 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: 20181211 |