CN104807676A - NIR (Near Infrared Spectrum) online sampling system - Google Patents
NIR (Near Infrared Spectrum) online sampling system Download PDFInfo
- Publication number
- CN104807676A CN104807676A CN201510227458.5A CN201510227458A CN104807676A CN 104807676 A CN104807676 A CN 104807676A CN 201510227458 A CN201510227458 A CN 201510227458A CN 104807676 A CN104807676 A CN 104807676A
- Authority
- CN
- China
- Prior art keywords
- pipeline
- valve
- output terminal
- infrared spectrum
- near infrared
- 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.)
- Pending
Links
Abstract
The invention discloses an NIR (Near Infrared Spectrum) online sampling system. The NIR online sampling system comprises an extraction tank, wherein the output end of the extraction tank is connected with a liquid inlet valve by virtue of a pipeline, the output end of the liquid inlet valve is connected with a sampling pump by virtue of a pipeline, and the output end of the sampling pump is connected with an inlet part of a filter by virtue of a pipeline; a bypass outlet part of the filter is connected with a return liquid flow regulating valve by virtue of a pipeline, the return liquid flow regulating valve is connected with the input end of the extraction tank by virtue of a pipeline, a sampling outlet part of the filter is connected with a near-infrared measuring pond by virtue of a pipeline; the output end of the near-infrared measuring pond is connected with an extraction flow regulating valve by virtue of a pipeline, and the extraction flow regulating valve is connected with the input end of the extraction tank by virtue of a pipeline. The NIR online sampling system is simple in structure, convenient to use, capable of effectively cleaning the bubble and the residue of dregs in the pipelines by virtue of the arranged filter, the near-infrared analysis meter is more accurate in on-line sample detection, and the spectrum is prevented from distortion.
Description
Technical field
The present invention relates to a kind of near infrared spectrum on-line period system.
Background technology
At present, in the near infrared online monitoring system of traditional Chinese medicine extraction system, because sample has a large amount of bubbles and the dregs of a decoction, cause near infrared spectrometer to do on-line measurement, when sample liquid flow through flow cell be cannot Obtaining Accurate to effective spectrum.Through the near infrared spectrum on-line sample disposal system that I takes charge of design and improve, successfully solve bubble and the very high problem of sample liquid solid content.Also successfully solve the problem of plugged filter when sample liquid filters simultaneously, and the problem that example reaction speed is seriously delayed.
Near infrared spectrum in the extraction of traditional Chinese medicine of former medicine is exactly simple installation a set of flow cell on the systemic circulation pipeline of extraction system when detecting, but due in some extraction of traditional Chinese medicine, systemic circulation pipe system has the existence of following technological problems to cause.
Particular problem is:
1, the process system in existing systemic circulation pipeline is infrequently opened, and therefore near infrared spectrum cannot continuous detecting.
2, systemic circulation pipeline caliber is thicker, there is the duplex strainer that a volume is very large simultaneously, because the volume of pipeline and duplex strainer is too large, cause the time flowed through to flow cell liquid from extractor longer, the spectrum that near infrared spectrometer obtains can not react the liquid situation of extractor timely and effectively.
3, owing to being all fluidized state in leaching process, therefore can containing a large amount of bubbles in systemic circulation pipeline, this also has a strong impact on the measurement of spectrometer.
4, due in extraction of traditional Chinese medicine, have a large amount of dregs of a decoction in extractor and exist, due to the existence of the dregs of a decoction, the reception of spectrum can be blocked when spectrometer is sampled, cause spectrum distortion, cannot Measurement accuracy.
Summary of the invention
The defect that the present invention seeks to exist for prior art provides a kind of near infrared spectrum on-line period system.
The present invention for achieving the above object, adopt following technical scheme: a kind of near infrared spectrum on-line period system, comprise extractor, its output terminal is connected with liquid feed valve by pipeline, the output terminal of described liquid feed valve is connected with sampling pump by pipeline, described sampling delivery side of pump is connected by the import department of pipe-and-filter, the Bypass outlet portion of described filtrator is connected with time flow quantity variable valve by pipeline, described time flow quantity variable valve is connected with the input end of extractor by pipeline, the sampling outlet portion of described filtrator is connected with near-infrared measuring pond by pipeline, the output terminal in described near-infrared measuring pond is connected with extraction flow control valve by pipeline, described extraction flow control valve is connected with the input end of extractor by pipeline.
Further, also comprise rinse water pipe network, its output terminal is connected with CIP on-line cleaning valve, and the output terminal of described CIP on-line cleaning valve is connected to the reverse input end connection of described near-infrared analyzer.
Further, the input end of described time flow quantity variable valve is provided with back flow meters, and the input end of described extraction flow control valve is provided with extraction flowmeter.
Further, comprise filter cylinder, the upper portion side wall of described filter cylinder has been horizontally disposed with Bypass outlet portion, on the sidewall of its underpart, correspondence is provided with sampling outlet portion; The bottom of described filter cylinder another sidewall surface thereof relative with described sampling outlet portion is to being arranged with import department; Wherein, described import department is 30 ~ 60 degree relative to the angle of inclination of described filter cylinder.
Further, the angle of inclination of described filter cylinder is 45 degree.
Further, the output terminal in described near-infrared measuring pond is provided with artificial modeling sample valve.
Further, the output terminal of described liquid feed valve is also provided with CIP exhaust-valve.
Beneficial effect of the present invention: structure of the present invention is simple, easy to use, the filtrator of setting effectively can remove bubble in pipeline and the dregs of a decoction, near-infrared analyzer on-line sample is detected more accurate, can not cause spectrum distortion.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the function of the present invention.
Fig. 2 is filtration device structure schematic diagram of the present invention.
Embodiment
Shown in Fig. 1, relate to a kind of near infrared spectrum on-line period system, comprise extractor, its output terminal is connected with liquid feed valve 1 by pipeline, the output terminal of described liquid feed valve 1 is connected with sampling pump 2 by pipeline, the output terminal of described sampling pump 2 is connected by the import department of pipe-and-filter 11, the Bypass outlet portion of described filtrator 11 is connected with time flow quantity variable valve 4 by pipeline, described time flow quantity variable valve 4 is connected with the input end of extractor by pipeline, the sampling outlet portion of described filtrator 11 is connected with near-infrared measuring pond 5 by pipeline, the output terminal in described near-infrared measuring pond 5 is connected with extraction flow control valve 10 by pipeline, described extraction flow control valve 10 is connected with the input end of extractor by pipeline.
During work, stoste in extractor is extracted out by sampling pump 2, and enters filtrator 11 by liquid feed valve 1, removed the bubble in stoste by filtrator 11 after, stoste after filtration is discharged by the Bypass outlet portion of filtrator 11, then passes through back flow quantity variable valve 4 and is finally back in extractor.In addition, the stoste after filter 11 filters also enters near-infrared measuring pond 5 by the sampling outlet portion of filtrator 11, and carries out near-infrared measuring by near-infrared measuring pond 5 to sampling stoste, and then is finally back in extractor by extracting flow control valve 10.
In native system, what arrange returns flow quantity variable valve 4 and extracts flow control valve 10 adjustable pipeline and the stock solution flow flowing through near-infrared measuring pond 5, make the time flowed through to the liquid in near-infrared measuring pond 5 from extractor greatly shorten like this, the spectrum that near-infrared measuring pond 5 is obtained can react the liquid situation of extractor timely and effectively.Like this, not only can ensure that the flow rate of pipelines of sampling system meets spectrometer measurement requirement, also can ensure as far as possible few generation bubble.
Wherein, the input end of described time flow quantity variable valve 4 is provided with back flow meters 3, the input end of described extraction flow control valve 10 is provided with and extracts flowmeter 9.Stock solution flow situation in the so just convenient corresponding pipeline of observation, be convenient to constantly according to the position of the extractor at scene and the position of size and sampling import and export, select the size of suitable sampling pump and pipeline, ensure that liquid is less than 1 minute the retardation time from extractor to flow cell.
In native system, also comprise rinse water pipe network, its output terminal is connected with CIP on-line cleaning valve 7, and the output terminal of described CIP on-line cleaning valve 7 is connected to the reverse input end connection in described near-infrared measuring pond 5.During work, open rinse water pipe network, rinse water enters in near-infrared measuring pond 5 by CIP on-line cleaning valve 7, then carries out reverse cleaning to near-infrared measuring pond 5.
In native system, the output terminal in described near-infrared measuring pond 5 is provided with artificial modeling sample valve 6, is convenient to follow-uply carry out artificial sample, to contrast testing result.
In native system, be also provided with CIP exhaust-valve 8 at the output terminal of described liquid feed valve 1, be convenient to the stoste in timely emptying pipe and rinse water.
Shown in Fig. 2, be the filtrator in native system, this filtrator comprises filter cylinder 111, and the upper portion side wall of described filter cylinder 111 has been horizontally disposed with Bypass outlet portion 41, and on the sidewall of its underpart, correspondence is provided with sampling outlet portion 51; The bottom of described filter cylinder 111 another sidewall surface thereof relative with described sampling outlet portion 51 is to being arranged with import department 61; Wherein, described import department 61 is 30 ~ 60 degree relative to the angle of inclination of described filter cylinder 111.Like this by change importer to, import and Bypass outlet relative direction are changed, thus decrease dead angle, better ensure the requirement to water quality.
In preferred scheme, described import department 61 can be set to 45 degree relative to the angle of inclination of described filter cylinder 111.In addition, Bypass outlet portion 41 being arranged on top, making when filtering stoste, foam in stoste automatically can float and discharge from the Bypass outlet portion 41 on top, and from sampling outlet portion, bottom 51, sampling stoste out will be more clean like this.
Native system is due to the use of above-mentioned filtrator, a large amount of bubbles in sampling line can up be discharged along bypath system, and the sample filtered flows out from filter bottom, also ensure that there is no bubble in sampling system like this, in addition, adopt sampling pump when boiled water, can not be cavitated, make near infrared spectrum can continuous detecting.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. a near infrared spectrum on-line period system, it is characterized in that, comprise extractor, its output terminal is connected with liquid feed valve by pipeline, the output terminal of described liquid feed valve is connected with sampling pump by pipeline, described sampling delivery side of pump is connected by the import department of pipe-and-filter, the Bypass outlet portion of described filtrator is connected with time flow quantity variable valve by pipeline, described time flow quantity variable valve is connected with the input end of extractor by pipeline, the sampling outlet portion of described filtrator is connected with near-infrared measuring pond by pipeline, the output terminal in described near-infrared measuring pond is connected with extraction flow control valve by pipeline, described extraction flow control valve is connected with the input end of extractor by pipeline.
2. near infrared spectrum on-line period system as claimed in claim 1, it is characterized in that, also comprise rinse water pipe network, its output terminal is connected with CIP on-line cleaning valve, and the output terminal of described CIP on-line cleaning valve is connected to the reverse input end connection of described near-infrared analyzer.
3. near infrared spectrum on-line period system as claimed in claim 2, it is characterized in that, the input end of described time flow quantity variable valve is provided with back flow meters, and the input end of described extraction flow control valve is provided with extraction flowmeter.
4. the near infrared spectrum on-line period system as described in any one of claims 1 to 3, is characterized in that, comprise filter cylinder, the upper portion side wall of described filter cylinder has been horizontally disposed with Bypass outlet portion, on the sidewall of its underpart, correspondence is provided with sampling outlet portion; The bottom of described filter cylinder another sidewall surface thereof relative with described sampling outlet portion is to being arranged with import department; Wherein, described import department is 30 ~ 60 degree relative to the angle of inclination of described filter cylinder.
5. near infrared spectrum on-line period system as claimed in claim 4, it is characterized in that, the angle of inclination of described filter cylinder is 45 degree.
6. near infrared spectrum on-line period system as claimed in claim 5, it is characterized in that, the output terminal in described near-infrared measuring pond is provided with artificial modeling sample valve.
7. near infrared spectrum on-line period system as claimed in claim 6, it is characterized in that, the output terminal of described liquid feed valve is also provided with CIP exhaust-valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510227458.5A CN104807676A (en) | 2015-05-06 | 2015-05-06 | NIR (Near Infrared Spectrum) online sampling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510227458.5A CN104807676A (en) | 2015-05-06 | 2015-05-06 | NIR (Near Infrared Spectrum) online sampling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104807676A true CN104807676A (en) | 2015-07-29 |
Family
ID=53692699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510227458.5A Pending CN104807676A (en) | 2015-05-06 | 2015-05-06 | NIR (Near Infrared Spectrum) online sampling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104807676A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106770009A (en) * | 2016-12-15 | 2017-05-31 | 扬子江药业集团有限公司 | The On-line near infrared analyzer detection method of weisu granules extraction process and application |
| CN108593863A (en) * | 2018-05-08 | 2018-09-28 | 南通市第二人民医院 | A kind of online test method in extraction of traditional Chinese medicine and device |
| CN108931496A (en) * | 2018-02-05 | 2018-12-04 | 北京航程迈进科技发展有限公司 | A kind of modeling and method of gasoline sample |
| CN109682776A (en) * | 2018-11-30 | 2019-04-26 | 丽水学院 | Multimode near infrared online monitors system and its application method |
| CN110044657A (en) * | 2019-04-19 | 2019-07-23 | 西派特（北京）科技有限公司 | A kind of fluid sample sampler suitable for pipeline spectra collection |
| CN110208200A (en) * | 2019-06-04 | 2019-09-06 | 中国原子能科学研究院 | A kind of four, uranic while on-line measurement system |
| CN110726592A (en) * | 2019-10-29 | 2020-01-24 | 华东理工大学 | Self-cleaning sampling device and online spectrum detection method thereof |
| CN111257279A (en) * | 2019-12-20 | 2020-06-09 | 杭州娃哈哈精密机械有限公司 | Near-infrared detection system for on-line determination of content of functional components in milk beverage |
| JP2020165759A (en) * | 2019-03-29 | 2020-10-08 | Ｊｆｅスチール株式会社 | Method for performing on-line measurement on liquid component concentration |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2764461Y (en) * | 2005-03-08 | 2006-03-15 | 齐向春 | Automatic cleaning bag filter |
| CN201034871Y (en) * | 2007-04-27 | 2008-03-12 | 魏东 | Micro-miniature vapor bubble and spume eliminating device with platinum resistor temperature measurement |
| CN103083982A (en) * | 2011-11-05 | 2013-05-08 | 海门市大生水处理设备（厂）有限公司 | Backwash pipeline filter |
| CN203483969U (en) * | 2013-10-11 | 2014-03-19 | 河北大唐国际张家口热电有限责任公司 | Anti-blocking device of cyclone |
| CN103674617A (en) * | 2012-09-18 | 2014-03-26 | 北京中医药大学 | Sampling system |
| CN203710794U (en) * | 2013-12-31 | 2014-07-16 | 江阴正邦化学品有限公司 | Filter device of horizontal pipeline system |
| CN204731064U (en) * | 2015-05-06 | 2015-10-28 | 无锡维邦工业设备成套技术有限公司 | A kind of near infrared spectrum on-line period system |
-
2015
- 2015-05-06 CN CN201510227458.5A patent/CN104807676A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2764461Y (en) * | 2005-03-08 | 2006-03-15 | 齐向春 | Automatic cleaning bag filter |
| CN201034871Y (en) * | 2007-04-27 | 2008-03-12 | 魏东 | Micro-miniature vapor bubble and spume eliminating device with platinum resistor temperature measurement |
| CN103083982A (en) * | 2011-11-05 | 2013-05-08 | 海门市大生水处理设备（厂）有限公司 | Backwash pipeline filter |
| CN103674617A (en) * | 2012-09-18 | 2014-03-26 | 北京中医药大学 | Sampling system |
| CN203483969U (en) * | 2013-10-11 | 2014-03-19 | 河北大唐国际张家口热电有限责任公司 | Anti-blocking device of cyclone |
| CN203710794U (en) * | 2013-12-31 | 2014-07-16 | 江阴正邦化学品有限公司 | Filter device of horizontal pipeline system |
| CN204731064U (en) * | 2015-05-06 | 2015-10-28 | 无锡维邦工业设备成套技术有限公司 | A kind of near infrared spectrum on-line period system |
Non-Patent Citations (2)
| Title |
|---|
| S. MOVAFAGHIAN ET AL.: "The effects of geometry, fluid properties and pressure on the hydrodynamics of gas–liquid cylindrical cyclone", 《INTERNATIONAL JOURNAL OF MULTIPHASE FLOW》 * |
| 杨南林等: "一种用于中药纯化过程的近红外光谱分析新方法", 《化学学报》 * |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106770009A (en) * | 2016-12-15 | 2017-05-31 | 扬子江药业集团有限公司 | The On-line near infrared analyzer detection method of weisu granules extraction process and application |
| CN108931496A (en) * | 2018-02-05 | 2018-12-04 | 北京航程迈进科技发展有限公司 | A kind of modeling and method of gasoline sample |
| CN108931496B (en) * | 2018-02-05 | 2021-06-04 | 北京航程迈进科技发展有限公司 | Method for modeling gasoline sample by adopting modeling system of gasoline sample |
| CN108593863A (en) * | 2018-05-08 | 2018-09-28 | 南通市第二人民医院 | A kind of online test method in extraction of traditional Chinese medicine and device |
| CN109682776A (en) * | 2018-11-30 | 2019-04-26 | 丽水学院 | Multimode near infrared online monitors system and its application method |
| JP2020165759A (en) * | 2019-03-29 | 2020-10-08 | Ｊｆｅスチール株式会社 | Method for performing on-line measurement on liquid component concentration |
| CN110044657A (en) * | 2019-04-19 | 2019-07-23 | 西派特（北京）科技有限公司 | A kind of fluid sample sampler suitable for pipeline spectra collection |
| CN110208200A (en) * | 2019-06-04 | 2019-09-06 | 中国原子能科学研究院 | A kind of four, uranic while on-line measurement system |
| CN110726592A (en) * | 2019-10-29 | 2020-01-24 | 华东理工大学 | Self-cleaning sampling device and online spectrum detection method thereof |
| CN111257279A (en) * | 2019-12-20 | 2020-06-09 | 杭州娃哈哈精密机械有限公司 | Near-infrared detection system for on-line determination of content of functional components in milk beverage |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104807676A (en) | NIR (Near Infrared Spectrum) online sampling system | |
| CN102200507B (en) | Preprocessing system for near-infrared online detection and application thereof | |
| CN104132837A (en) | Pretreating device of online water quality analyzer | |
| CN106768978A (en) | A kind of blade of aviation engine current amount detecting device and method | |
| CN204731064U (en) | A kind of near infrared spectrum on-line period system | |
| CN202648998U (en) | Sediment-containing water automatic monitoring preprocessing device | |
| CN108152077A (en) | The multi-point sampling system of petrochemical wastewater | |
| CN204027898U (en) | A kind of water quality online analyzer pretreatment unit | |
| CN214793951U (en) | Turbidity appearance preliminary treatment bubble removing device | |
| CN105223254A (en) | A kind of sampling pre-service and multithread road switch PH measurement mechanism | |
| CN207516317U (en) | A kind of high separation liquid chromatograph | |
| CN203862017U (en) | Constant-pressure filter constant measuring experimental apparatus with mechanical stirring function | |
| CN106153387A (en) | A kind of automatic liquid-sampling device | |
| CN103454129A (en) | On-line sodium analyzer | |
| CN210229670U (en) | Retrieve ethanol allotment processing apparatus | |
| CN203203923U (en) | Online detection device of water precipitation process of traditional Chinese medicine | |
| CN110208200A (en) | A kind of four, uranic while on-line measurement system | |
| CN206593940U (en) | A kind of multistage pretreatment unit of water sample | |
| CN208071618U (en) | A kind of protein separation detection unit | |
| CN208526063U (en) | A kind of coke-stove gas separation equipment is counter online to clean automatic control device | |
| CN206544924U (en) | A kind of anti-clogging oily-water seperating equipment | |
| CN206057012U (en) | A kind of automatic liquid-sampling device | |
| CN204740169U (en) | Quality of water on line analyzer water sample preprocessing device in earlier stage | |
| CN211927387U (en) | Automatic sewage sampler | |
| CN204116114U (en) | Large silt content water sample preprocessing apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150729 |
|
| RJ01 | Rejection of invention patent application after publication |