CN207114494U - elemental speciation analysis flow path system - Google Patents
elemental speciation analysis flow path system Download PDFInfo
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- CN207114494U CN207114494U CN201721157542.5U CN201721157542U CN207114494U CN 207114494 U CN207114494 U CN 207114494U CN 201721157542 U CN201721157542 U CN 201721157542U CN 207114494 U CN207114494 U CN 207114494U
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Abstract
Elemental Speciation Analysis flow path system of the present utility model includes：Current-carrying or in-line digestion liquid bottle, reducer bottle, current-carrying bottle, peristaltic pump, chromatographic column threeway, ultraviolet digestion device, current-carrying threeway, reducing agent threeway, liquid phase pump, chromatographic column, waste liquid barrel, current-carrying or in-line digestion liquid bottle are connected with one end of the current-carrying on peristaltic pump or in-line digestion liquid pump pipe, and the other end of current-carrying or in-line digestion liquid pump pipe is connected with the first end of chromatographic column threeway.Elemental Speciation Analysis flow path system of the present utility model realizes feed liquor and active waste discharge by the use of peristaltic pump as power set, while can realize automatic switching-over pipeline function, improves test data accuracy, reduces damage of the maloperation to instrument.The utility model, which provides, is applicable not only to combination with atomic fluorescence spectrophotometry, be also applied for the in vitro mass spectrum spectrometer such as Atomic absorption, inductive associated with Elemental Speciation Analysis stream.
Description
Technical field
Analytical chemistry field is the utility model is related to, more particularly to a kind of Elemental Speciation Analysis flow path system.
Background technology
Elemental Speciation Analysis flow path system is the in vitro mass spectrum spectrometer such as atomic fluorescence, Atomic absorption, inductive and liquid
Mutually chromatograph joint used important component.Elemental Speciation Analysis flow path system is using source of the gas as power source.Source of the gas is as liquid
Power source Shortcomings in use, first, it is complicated, the maintenance of instrument is not easy to, is added after instrument uses
Phase risk；Second, the air-tightness of whole system requires very high, such as slightly gas leak phenomenon, will influence the stability entirely detected.
In addition, existing Elemental Speciation Analysis flow path system is all to change stream (ultraviolet stream and non-purple by hand mostly
Outer stream), more advanced is that armrest moves four-way switching valve or electrically operable mechanical valve to change stream, so can also produce problem,
First, changing stream by hand wastes time and energy, and operability extreme difference, is only used for experimental study, is hardly formed the instrument of commercialization；
Second, manual four-way switching valve is more advanced than changing stream by hand, but if test job person forgets that switching stream will make
Into feed liquor stream mistake, solution, which enters, not to be gone, and pipeline is collapsed out, and instrument is caused damage；3rd, electrically operable mechanical valve is due to the internal diameter of valve
It is smaller, when instrument is using the solution easily crystallized, it is easy to cause Crystallization Plugging valve body, add the fault rate of instrument.
Utility model content
The technical problems to be solved in the utility model be to provide it is a kind of feed liquor, waste discharge are realized by peristaltic pump, surveyed for analysis
Trial work author, which provides, greatly facilitates and can improve the Elemental Speciation Analysis flow path system of test accuracy.
Elemental Speciation Analysis flow path system of the present utility model, including：Current-carrying or in-line digestion liquid bottle, reducer bottle, load
Bottle, peristaltic pump, chromatographic column threeway, ultraviolet digestion device, current-carrying threeway, reducing agent threeway, liquid phase pump, chromatographic column, waste liquid barrel are flowed,
Current-carrying or in-line digestion the liquid bottle is connected with one end of the current-carrying on peristaltic pump or in-line digestion liquid pump pipe, carries
The other end of stream or in-line digestion liquid pump pipe is connected with the first end of chromatographic column threeway；
The reducer bottle is connected with one end of the reducing agent pump line on peristaltic pump, the other end of reducing agent pump line and reduction
The first end of agent threeway is connected；
The current-carrying bottle is connected with one end of the current-carrying pump line on peristaltic pump, the other end and the current-carrying threeway of current-carrying pump line
First end be connected；
Second end of reducing agent threeway is connected with the second end of current-carrying threeway；3rd end of current-carrying threeway and ultraviolet digestion
One end of device is connected；
The other end of ultraviolet digestion device is connected with the second end of chromatographic column threeway；
3rd end of chromatographic column threeway and one end of chromatographic column connect, and the other end of the chromatographic column is connected with liquid phase pump
Connect；
3rd end of reducing agent threeway is connected with waste liquid barrel.
Elemental Speciation Analysis flow path system of the present utility model, wherein, between the 3rd end of reducing agent threeway and waste liquid barrel
Gas-liquid separator is provided with, the 3rd end of reducing agent threeway and the entrance of gas-liquid separator connect, and the gas-liquid separator goes out
Mouth is connected with one end of the waste discharge pump line on peristaltic pump, and the other end of waste discharge pump line is connected with waste liquid barrel.
Elemental Speciation Analysis flow path system of the present utility model, wherein, the of the other end of current-carrying pump line and current-carrying threeway
Magnetic valve is provided between one end.
Elemental Speciation Analysis flow path system of the present utility model, wherein, the of the other end of current-carrying pump line and current-carrying threeway
Check valve is provided between one end, the check valve ensures that the other end of current-carrying pump line is led to the first extreme direction of current-carrying threeway
It is logical.
Elemental Speciation Analysis flow path system of the present utility model, wherein, between the other end and liquid phase pump of the chromatographic column
It is provided with sampling valve.
Elemental Speciation Analysis flow path system of the present utility model realizes feed liquor and active by the use of peristaltic pump as power set
Waste discharge, while automatic switching-over pipeline function can be realized, test data accuracy is improved, reduces damage of the maloperation to instrument.This
Utility model provides the combination being applicable not only to atomic fluorescence spectrophotometry, is also applied in vitro with Atomic absorption, inductive etc.
Elemental Speciation Analysis stream associated with mass spectrum spectrometer.
Brief description of the drawings
Fig. 1 is the structural representation of Elemental Speciation Analysis flow path system of the present utility model.
Embodiment
As shown in figure 1, Elemental Speciation Analysis flow path system of the present utility model, including：Current-carrying or in-line digestion liquid bottle 1,
Reducer bottle 2, current-carrying bottle 3, peristaltic pump 4, chromatographic column threeway 5, ultraviolet digestion device 6, current-carrying threeway 7, reducing agent threeway 8, liquid
Phase pump 10, chromatographic column 12, waste liquid barrel 14.
Current-carrying or in-line digestion liquid bottle 1 are connected with one end of the current-carrying on peristaltic pump 4 or in-line digestion liquid pump pipe 15, carry
The other end of stream or in-line digestion liquid pump pipe 15 is connected with the first end of chromatographic column threeway 5；
Reducer bottle 2 is connected with one end of the reducing agent pump line 16 on peristaltic pump 4, and the other end of reducing agent pump line 16 is with going back
The first end of former agent threeway 8 is connected；
Current-carrying bottle 3 is connected with one end of the current-carrying pump line 17 on peristaltic pump 4, the other end and the current-carrying three of current-carrying pump line 17
Logical 7 first end is connected；
Second end of reducing agent threeway 8 is connected with the second end of current-carrying threeway 7；3rd end of current-carrying threeway 7 with it is ultraviolet
One end of digestion instrument 6 is connected；
The other end of ultraviolet digestion device 6 is connected with the second end of chromatographic column threeway 5
3rd end of chromatographic column threeway 5 is connected with one end of chromatographic column 12, the other end and the liquid phase pump phase 10 of chromatographic column 12
Connection；
3rd end of reducing agent threeway 8 is connected with waste liquid barrel 14.
Elemental Speciation Analysis flow path system of the present utility model, wherein, the 3rd end of reducing agent threeway 8 and waste liquid barrel 14 it
Between be provided with gas-liquid separator 13, the 3rd end of reducing agent threeway 8 is connected with the entrance of gas-liquid separator 13, gas-liquid separator 13
Outlet be connected with one end of the waste discharge pump line 18 on peristaltic pump 4, the other end of waste discharge pump line 18 is connected with waste liquid barrel 14.
Elemental Speciation Analysis flow path system of the present utility model, wherein, the other end and the current-carrying threeway 7 of current-carrying pump line 17
Check valve 9 is provided between first end, check valve 9 ensures that the other end of current-carrying pump line is led to the first extreme direction of current-carrying threeway
It is logical.
In the other embodiment of Elemental Speciation Analysis flow path system of the present utility model, the other end and current-carrying of current-carrying pump line
Magnetic valve is provided between the first end of threeway.
Elemental Speciation Analysis flow path system of the present utility model, wherein, between the other end and liquid phase pump 10 of chromatographic column 12
It is provided with sampling valve 11.
Elemental Speciation Analysis flow path system of the present utility model realizes feed liquor and active by the use of peristaltic pump as power set
Waste discharge, while automatic switching-over pipeline function can be realized, test data accuracy is improved, reduces damage of the maloperation to instrument.This
Utility model provides the combination being applicable not only to atomic fluorescence spectrophotometry, is also applied in vitro with Atomic absorption, inductive etc.
Elemental Speciation Analysis stream associated with mass spectrum spectrometer.
In Elemental Speciation Analysis flow path system running of the present utility model, feed liquor and waste discharge etc. are realized by peristaltic pump；
Elemental Speciation Analysis flow path system of the present utility model can realize two kinds and two or more experiment flows.
When switching between different experiments flow, it can be controlled by check valve or magnetic valve.
Elemental Speciation Analysis pipe-line system provided by the utility model, compared with prior art, there is following three advantages：
First, use the machineries such as peristaltic pump to pretend for flow path system power set, realize feed liquor, conveniently adjust the proportioning of solution, it is convenient
Realize the detection demand of different elements；Second, using mechanical devices such as peristaltic pumps as power set, discharge opeing is realized, is overcome
Self arrangement gas-liquid separator is due to the defects of liquid level shakiness is reacted caused by the change of vapour lock；3rd, measure different elements
Shi Buyong changes stream, using check valve and solenoid valve control fluid path, realizes the unification of flow path system, while each solution bottle
Position be not required to change, enormously simplify the structure of stream, reduce fault rate and production cost, for analysis test job person carry
For greatly facilitating, test data accuracy is improved, reduces damage of the maloperation to instrument.
System provided by the utility model can realize two kinds of experiment flows, respectively open on-line ultraviolet digestion instrument
Experiment flow and the experiment flow being not turned under ultraviolet digestion device, two kinds of experiment flows use same set of stream, completely not
With switching over manually, can complete to automatically switch by software design patterns.
The embodiment of the first experiment flow is carried out using Elemental Speciation Analysis flow path system of the present utility model：
Current-carrying, good and sound current-carrying or in-line digestion liquid pump pipe 15 are placed in current-carrying or in-line digestion liquid bottle 1；Reduction is placed in reducer bottle 2
Agent, good and sound reducing agent pump line 16, good and sound waste discharge pump line 18 open peristaltic pump 4, and the uviol lamp of ultraviolet digestion device 6 is closed；Sample
It is injected into by syringe or other sampling devices in sampling valve 11, enters chromatographic column in the case where the pressure of liquid phase pump 10 promotes
12, each component of sample is separated in chromatographic column 12, then by chromatographic column threeway 5, in chromatographic column threeway 5 with current-carrying or
Current-carrying solution mixing in in-line digestion liquid bottle 1, flows through ultraviolet digestion device 6, current-carrying threeway 7, in reducing agent threeway 8 jointly
Mix, react with the reductant solution in reducer bottle 2, enter gas-liquid separator 13 jointly, generated in gas-liquid separator 13
Gaseous hydride, the waste liquid reacted are discharged into waste liquid barrel 14 by waste discharge pump line 18.
The embodiment of second of experiment flow is carried out using Elemental Speciation Analysis flow path system of the present utility model：
Oxidation digestion solution, good and sound current-carrying or in-line digestion liquid pump pipe 15 are placed in current-carrying or in-line digestion liquid bottle 1；Put in reducer bottle 2
Put reducing agent, good and sound reducing agent pump line 16；Current-carrying is placed in current-carrying bottle 3, good and sound current-carrying pump line 17, such as uses magnetic valve to need
Opens solenoid valve, check valve such as is used, check valve is connected by normal flow direction；Good and sound waste discharge pump line 18, peristaltic pump 4 is opened,
The uviol lamp of ultraviolet digestion device 6 is opened, and the operation and reaction subsequently about sample feeding refer to the first above-mentioned experiment flow
.
After experiment terminates, pipeline is cleaned using pure water：By current-carrying or in-line digestion liquid bottle 1, reducer bottle 2,
Pure water is put into current-carrying bottle 3, peristaltic pump 4 is opened, pipeline is cleaned using pure water, after cleaning terminates, unclamps pump card.
In above-mentioned experiment flow, the solution in current-carrying or in-line digestion liquid bottle 1, reducer bottle 2, current-carrying bottle 3 is using compacted
The mode feed liquor of dynamic pump feed liquor, the size of fluid flow are controlled by wriggling revolution speed and pump line internal diameter size.
Manual switching Vavle switching need not be used between two kinds of experiment flows, when carrying out second of experiment flow, is only needed
Current-carrying pump line on card, is put into corresponding solution on peristaltic pump, and reacted waste liquid is discharged by peristaltic pump, overcomes from row
For formula gas-liquid separator due to the change of vapour lock, it is unstable to cause to react liquid level, the defects of so as to influence measurement result accuracy.
The utility model be applicable not only to AFS associated with Elemental Speciation Analysis flow path system, be also suitable
In with the in vitro mass spectrum spectrometer such as Atomic absorption, inductive associated with Elemental Speciation Analysis flow path system.
It the above is only preferred embodiment of the present utility model, it is noted that for the ordinary skill people of the art
For member, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as the scope of protection of the utility model.
Claims (5)
- A kind of 1. Elemental Speciation Analysis flow path system, it is characterised in that including：Current-carrying or in-line digestion liquid bottle, reducer bottle, load Bottle, peristaltic pump, chromatographic column threeway, ultraviolet digestion device, current-carrying threeway, reducing agent threeway, liquid phase pump, chromatographic column, waste liquid barrel are flowed,Current-carrying or in-line digestion the liquid bottle is connected with one end of the current-carrying on peristaltic pump or in-line digestion liquid pump pipe, current-carrying or The other end of in-line digestion liquid pump pipe is connected with the first end of chromatographic column threeway；The reducer bottle is connected with one end of the reducing agent pump line on peristaltic pump, the other end and the reducing agent three of reducing agent pump line Logical first end is connected；The current-carrying bottle is connected with one end of the current-carrying pump line on peristaltic pump, and the of the other end of current-carrying pump line and current-carrying threeway One end is connected；Second end of reducing agent threeway is connected with the second end of current-carrying threeway；3rd end of current-carrying threeway and ultraviolet digestion device One end be connected；The other end of ultraviolet digestion device is connected with the second end of chromatographic column threeway；3rd end of chromatographic column threeway and one end of chromatographic column connect, and the other end of the chromatographic column is connected with liquid phase pump；3rd end of reducing agent threeway is connected with waste liquid barrel.
- 2. Elemental Speciation Analysis flow path system as claimed in claim 1, it is characterised in that the 3rd end of reducing agent threeway is with giving up Gas-liquid separator is provided between liquid bucket, the 3rd end of reducing agent threeway and the entrance of gas-liquid separator connect, the gas-liquid point Outlet from device is connected with one end of the waste discharge pump line on peristaltic pump, and the other end of waste discharge pump line is connected with waste liquid barrel.
- 3. Elemental Speciation Analysis flow path system as claimed in claim 2, it is characterised in that the other end and current-carrying of current-carrying pump line Magnetic valve is provided between the first end of threeway.
- 4. Elemental Speciation Analysis flow path system as claimed in claim 3, it is characterised in that the other end and current-carrying of current-carrying pump line Check valve is provided between the first end of threeway, the check valve ensures the other end of current-carrying pump line to the first end of current-carrying threeway Direction turns on.
- 5. Elemental Speciation Analysis flow path system as claimed in claim 4, it is characterised in that the other end and liquid of the chromatographic column Sampling valve is provided between phase pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721157542.5U CN207114494U (en) | 2017-09-11 | 2017-09-11 | elemental speciation analysis flow path system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721157542.5U CN207114494U (en) | 2017-09-11 | 2017-09-11 | elemental speciation analysis flow path system |
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| Publication Number | Publication Date |
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| CN207114494U true CN207114494U (en) | 2018-03-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109444308A (en) * | 2018-12-19 | 2019-03-08 | 浙江福立分析仪器股份有限公司 | A kind of pipeline reversing service and its method for morphological analysis |
-
2017
- 2017-09-11 CN CN201721157542.5U patent/CN207114494U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109444308A (en) * | 2018-12-19 | 2019-03-08 | 浙江福立分析仪器股份有限公司 | A kind of pipeline reversing service and its method for morphological analysis |
| CN109444308B (en) * | 2018-12-19 | 2024-03-26 | 浙江福立分析仪器股份有限公司 | Pipeline switching device and method for morphological analysis |
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