CN205027548U - Online sampling device - Google Patents
Online sampling device Download PDFInfo
- Publication number
- CN205027548U CN205027548U CN201520367346.5U CN201520367346U CN205027548U CN 205027548 U CN205027548 U CN 205027548U CN 201520367346 U CN201520367346 U CN 201520367346U CN 205027548 U CN205027548 U CN 205027548U
- Authority
- CN
- China
- Prior art keywords
- flash tank
- sampling
- line
- pipeline
- inlet 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.)
- Expired - Fee Related
Links
- 238000005070 sampling Methods 0.000 title claims abstract description 52
- 239000000463 material Substances 0.000 claims abstract description 39
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000010926 purge Methods 0.000 claims description 9
- 229910052757 nitrogen Inorganic materials 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 8
- 238000005406 washing Methods 0.000 abstract 2
- 238000011010 flushing procedure Methods 0.000 abstract 1
- 239000000376 reactant Substances 0.000 abstract 1
- 239000000178 monomer Substances 0.000 description 13
- 229920000642 polymer Polymers 0.000 description 5
- 238000000926 separation method Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002262 irrigation Effects 0.000 description 2
- 238000003973 irrigation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000011343 solid material Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000000383 hazardous chemical Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to an online sampling device mainly includes flash tank and filter, and the lateral wall outside of flash tank is equipped with the sampling line, and the lower extreme of filter is connected in the upper portion of flash tank, is equipped with a set of on-off feed valve in turn on the sampling line, and the reactor through feed valve and required sample links to each other. A material flushing pipeline is arranged on a pipeline connecting the feed valve and the reactor. The utility model discloses owing to introduced the design of washing pipeline and a set of switching valve in turn, the operation is safe, and the sampling process does not have the material to leak, and takes a sample the back, under washing of reactant, can avoid the material to amass the jam that causes to the pipeline.
Description
Technical field
The utility model relates to material sampler in a kind of polymer reactor, is specially adapted to the sample analysis of material in the middle still in continuous seepage.
Background technology
Often can produce with multiple reactor series connection in the industrial production; the manufacturing condition of each reactor can be variant as required; also different requirement is had to the performance of intermediate product; in order to ensure the stable of gained final products performance; with regard to needing, sample analysis is carried out to the material in middle reactor; but general intermediate reaction still contains the monomer having neither part nor lot in reaction in a large number, inappropriate sampler causes sampling line to block after causing security incident or primary sample cannot continuous several times sampling.CN202453211U discloses a kind of reactor on-line period device, it is, in reactor side, stopple coupon is housed, during on-line period, open sample valve, material in reactor enters stopple coupon, sample is blown out stopple coupon by recycling pressurized air, in unnecessary material Returning reactor, although this utility model is simple, easy to operate, but be of limited application, can be applicable to the reaction unit that normal temperature and pressure participates in without hazardous chemical, and for the reaction unit that High Temperature High Pressure has flammable materials to participate in, then cannot realize safe sampling.And for example CN201444119U discloses a kind of reactor on-line period device, although it solves the sampling safety problem of with pressure, poisonous material reactive system, but do not consider for liquid-phase bulk reactor, sampling once easily causes material to remain in stopple coupon or material is polymerized the situation easily causing stopple coupon to block in stopple coupon.
Utility model content
The purpose of this utility model is the device providing a kind of on-line period, safe and efficient to guarantee in sampling process.
For achieving the above object, the utility model provides a kind of device of on-line period, mainly comprises:
Flash tank and filtrator, the sidewall outside of flash tank is provided with sampling line, the lower end of flash tank is provided with material outlet, the lower end of filtrator is connected to the top of flash tank, sampling line is provided with one group can the inlet valve of alternation switch, and sampling line is by can the inlet valve of alternation switch be connected with the reactor of required sampling.
Inlet valve can control automatically, and when an inlet valve is opened, another inlet valve cuts out, in the reactor of required sampling, material enters the pipeline between two inlet valves, one inlet valve cuts out, and another inlet valve is opened, and in the reactor of required sampling, material enters flash tank and carries out flash separation.
The pipeline that inlet valve is connected with the reactor of required sampling is provided with material clean-up line, and irrigation used is reaction monomers, avoids sampling that rear material is residual in pipeline causes pipeline block, affects and samples next time.
Described filtrator can be two set filters, adopts mode in parallel to be connected with the upper end of flash tank, for being separated of sample and unreacted monomer, prevents from taking away polymer samples in monomer discharge process.
Described filtrator and flash tank junction are provided with stop valve, if there are two set filters, then two set filters and flash tank junction are respectively equipped with stop valve, can one set filter blocking after enable another set filter, prevent flash tank can not pressure release or sampling interrupt.
Flash tank is preferably jacket type, and chuck is connected with hot water and enters pipeline and hot water outlet pipeline, and the material containing liquid monomer can be impelled to volatilize.Flash tank bottom preferably adopts centrum to construct, and is convenient to solid material and discharges.
Described filtrator upper end is connected with nitrogen purge line, if there are two set filters, then both sides, filtrator upper end are connected with nitrogen purge line respectively, can purge filtrator, reduces over the blocking number of times of filter, extends the service time of filtrator.
Described filtrator upper end arranges blow-down pipe, unreacted monomer can be carried out separation and discharge, leave required polymer samples.
Described filtrator can select corresponding order number according to material particle size.
The utility model adopts the inlet valve of one group of alternation switch on sampling inlet valve, operated by the repeatedly alternation switch of inlet valve, can safely and effectively to relating to high temperature, the reactor of high pressure samples, when institute's sample thief amount is more, repeatedly blocked operation due to inlet valve can not make the pressure in reactor fluctuate because sampling in a large number, pressure simultaneously in flash tank also can be released away in time, ensure that the safety in sampling process.
Connected the design of blow-down pipe by filtrator, effectively can collect whole samples of taking-up, avoid comparatively small-particle to discharge with gas, the reflection of impact to truth in reactor, excessive gas is discharged via blow-down pipe simultaneously, avoids material and leaks, ensure that the safety of sampling process.
Clean-up line introduced by sampling line, and after effectively avoiding sampling once, material gathers in inlet valve and pipeline, causes pipeline and valve blockage, realizes repeatedly sampling.
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail, but not as to restriction of the present utility model.
Accompanying drawing explanation
Fig. 1 is the utility model on-line period device schematic diagram.
Fig. 2 is another embodiment schematic diagram of the utility model on-line period device.
Wherein, Reference numeral:
1-flash tank; 2-filtrator; 3-sampling line; 4-material outlet; 5-blow-down pipe; 6,7-inlet valve; 8-material clean-up line; 9-stop valve; 10-hot water enters pipeline; 11-hot water outlet pipeline; 12-nitrogen purge line.
Embodiment
Please refer to Fig. 1 and Fig. 2, the utility model provides a kind of device of on-line period, mainly comprises:
Flash tank 1 and filtrator 2, the sidewall outside of flash tank 1 is provided with sampling line 3, the lower end of flash tank 1 is provided with material outlet 4, the lower end of filtrator 2 is connected to the top of flash tank 1, sampling line 3 is provided with one group, alternation switch inlet valve 6,7, sampling line 3 is connected with the reactor of required sampling by alternation switch inlet valve 6,7.
Inlet valve 6,7 can control automatically, and when inlet valve 6 is opened, inlet valve 7 cuts out, in the reactor of required sampling, material enters the pipeline between inlet valve 6,7, inlet valve 6 cuts out, and inlet valve 7 is opened, and in the reactor of required sampling, material enters flash tank 1 and carries out flash separation.
The pipeline that inlet valve 6 is connected with the reactor of required sampling is provided with material clean-up line 8, and irrigation used is reaction monomers, avoids sampling that rear material is residual in pipeline causes pipeline block, affects and samples next time.
Described filtrator 2 can be that two set filters 2 (Figure 1 shows that the embodiment of two set filters 2, Figure 2 shows that the embodiment of a set filter 2), mode in parallel is adopted to be connected with the upper end of flash tank 1, for being separated of sample and unreacted monomer, prevent from taking away polymer samples in monomer discharge process.
Described filtrator 2 is provided with stop valve 9 with flash tank 1 junction, if there are two set filters 2, then two set filters 2 and flash tank 1 junction are respectively equipped with stop valve 9, can enable another set filter 2 after a set filter 2 blocks, and prevent flash tank 1 from can not pressure release or sampling interrupt.
Flash tank 1 is preferably jacket type, and chuck is connected with hot water and enters pipeline 10 and hot water outlet pipeline 11, and the material containing liquid monomer can be impelled to volatilize.Flash tank 1 bottom preferably adopts centrum to construct, and is convenient to solid material and discharges.
Described filtrator 2 upper end is connected with nitrogen purge line 12, if there are two set filters 2, then both sides, filtrator 2 upper end are connected with nitrogen purge line 12 respectively, can purge filtrator 2, reduce over the blocking number of times of filter 2, extends the service time of filtrator 2.
Described filtrator 2 upper end arranges blow-down pipe 5, unreacted monomer can be carried out separation and discharge, leave required polymer samples.
Described filtrator 2 can select corresponding order number according to material particle size.
The utility model adopts the inlet valve 6,7 of one group of alternation switch on sampling inlet valve, operated by the repeatedly alternation switch of inlet valve, can safely and effectively to relating to high temperature, the reactor of high pressure samples, when institute's sample thief amount is more, repeatedly blocked operation due to inlet valve 6,7 can not make the pressure in reactor fluctuate because sampling in a large number, pressure simultaneously in flash tank 1 also can be released away in time, ensure that the safety in sampling process.
Connected the design of blow-down pipe 5 by filtrator 2, effectively can collect whole samples of taking-up, avoid comparatively small-particle to discharge with gas, the reflection of impact to truth in reactor, excessive gas is discharged via blow-down pipe 5 simultaneously, avoids material and leaks, ensure that the safety of sampling process.
Sampling line 3 is introduced clean-up line 8, after effectively avoiding sampling once, material gathers in inlet valve 6,7 and pipeline, causes pipeline and valve blockage, realizes repeatedly sampling.
Below in conjunction with Fig. 1, the course of work of the present utility model is described.
Close clean-up line 8, confirm inlet valve 6, 7 close, open the stop valve 9 of any set filter 2 on flash tank 1, open corresponding nitrogen purge line 12 on it, confirm valve opening on blow-down pipe 5, confirm valve closing in bottoms material outlet 4, open hot water on flash tank and enter pipeline 10, hot water outlet pipeline 11, open inlet valve 6, inlet valve 6 is closed after certain hour, open inlet valve 7, sampling material enters in flash tank 1, after flash separation, unreacted monomer is discharged through filter 2, material is stayed in flash tank 1, open clean-up line 8, by reaction monomers, sampling line 3 is rinsed, avoid sampling that rear material is residual in pipeline causes pipeline to block, impact samples next time.How many according to sampling amount, inlet valve 6,7 can repeatedly operate.Take out required sample finally by material outlet and carry out performance evaluation.
Certainly; the utility model also can have other various embodiments; when not deviating from the utility model spirit and essence thereof; those of ordinary skill in the art can make various corresponding change and distortion according to the utility model, but these change accordingly and are out of shape the protection domain that all should belong to the utility model claim.
Claims (8)
1. an on-line period device, it is characterized in that comprising flash tank (1) and filtrator (2), the sidewall outside of flash tank (1) is provided with sampling line (3), the lower end of flash tank (1) is provided with material outlet (4), the lower end of filtrator (2) is connected to the top of flash tank (1), sampling line (3) is provided with one group of alternation switch inlet valve (6,7), and sampling line (3) is connected with the reactor of required sampling by alternation switch inlet valve (6,7).
2. on-line period device according to claim 1, is characterized in that the pipeline that is connected with the described required reactor sampled at inlet valve (6) is provided with material clean-up line (8).
3. on-line period device according to claim 1, is characterized in that described filtrator (2) is two set filters (2).
4. on-line period device according to claim 3, is characterized in that described two set filters (2) adopt mode in parallel to be connected with the upper end of flash tank (1).
5. on-line period device according to claim 1, is characterized in that described filtrator (2) and flash tank (1) junction are provided with stop valve (9).
6. on-line period device according to claim 1, is characterized in that described flash tank (1) is jacket type, and chuck is connected with hot water and enters pipeline (10) and hot water outlet pipeline (11).
7. on-line period device according to claim 1, is characterized in that described filtrator (2) upper end is connected with nitrogen purge line (12).
8. on-line period device according to claim 1, is characterized in that described filtrator (2) upper end arranges blow-down pipe (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520367346.5U CN205027548U (en) | 2015-06-01 | 2015-06-01 | Online sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520367346.5U CN205027548U (en) | 2015-06-01 | 2015-06-01 | Online sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205027548U true CN205027548U (en) | 2016-02-10 |
Family
ID=55260071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520367346.5U Expired - Fee Related CN205027548U (en) | 2015-06-01 | 2015-06-01 | Online sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205027548U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111458186A (en) * | 2020-04-09 | 2020-07-28 | 中国神华煤制油化工有限公司 | Active powder sampling device, sampling method and application thereof |
-
2015
- 2015-06-01 CN CN201520367346.5U patent/CN205027548U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111458186A (en) * | 2020-04-09 | 2020-07-28 | 中国神华煤制油化工有限公司 | Active powder sampling device, sampling method and application thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230718 Address after: 100011 Beijing city Dongcheng District No. 16 Andrew Patentee after: PetroChina Company Limited Patentee after: China Petroleum (Shanghai) New Materials Research Institute Co.,Ltd. Address before: 100007 Oil Mansion, 9 North Avenue, Dongcheng District, Beijing, Dongzhimen Patentee before: PetroChina Company Limited |
|
| 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: 20160210 |