CN206489129U - Integral type form and macroanalysis atomic fluorescence sample introduction and pretreatment system - Google Patents
Integral type form and macroanalysis atomic fluorescence sample introduction and pretreatment system Download PDFInfo
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- CN206489129U CN206489129U CN201621226860.8U CN201621226860U CN206489129U CN 206489129 U CN206489129 U CN 206489129U CN 201621226860 U CN201621226860 U CN 201621226860U CN 206489129 U CN206489129 U CN 206489129U
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- 238000004458 analytical method Methods 0.000 claims abstract description 100
- 230000000877 morphologic effect Effects 0.000 claims abstract description 82
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 32
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 20
- 239000000523 sample Substances 0.000 claims description 120
- 230000002572 peristaltic effect Effects 0.000 claims description 30
- 239000007788 liquid Substances 0.000 claims description 21
- 239000002699 waste material Substances 0.000 claims description 13
- 238000007445 Chromatographic isolation Methods 0.000 claims description 7
- 239000013068 control sample Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000006243 chemical reaction Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000001676 hydride generation atomic fluorescence spectroscopy Methods 0.000 description 5
- 239000012488 sample solution Substances 0.000 description 5
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000012153 distilled water Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 238000001391 atomic fluorescence spectroscopy Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013375 chromatographic separation Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000012864 cross contamination Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012921 fluorescence analysis Methods 0.000 description 1
- 238000001917 fluorescence detection Methods 0.000 description 1
- 150000004678 hydrides Chemical class 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 229910052711 selenium Inorganic materials 0.000 description 1
- 239000011669 selenium Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052714 tellurium Inorganic materials 0.000 description 1
- PORWMNRCUJJQNO-UHFFFAOYSA-N tellurium atom Chemical compound [Te] PORWMNRCUJJQNO-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model is related to integral type form and macroanalysis atomic fluorescence sample introduction and pretreatment system, including the multiple-way valve A being connected to each other, multiple-way valve B and multiple-way valve C, multiple-way valve A two ports connect morphological analysis mobile phase entrance and morphological analysis pretreatment system respectively, multiple-way valve B connection sample inlets, multiple-way valve C three ports connect reducing agent entrance respectively, morphological analysis pretreatment system and three-way connection B, three-way connection B connection current-carrying entrances, morphological analysis pretreatment system connects morphological analysis pretreating reagent entrance, pass through rotary multi-way valve A, multiple-way valve B and multiple-way valve C are selected into row element macroanalysis or Elemental Speciation Analysis.The utility model shares a set of sample introduction and pretreatment system when can realize element total amount or morphological analysis, reduce the volume and production cost of LC HG AFS equipment.
Description
Technical field
The utility model is related to liquid chromatogram atomic fluorescence analysis Instrument technology field, more particularly to integral type form and total
Amount analysis atomic fluorescence sample introduction and pretreatment system.
Background technology
Hydride generation-atomic fluorescence spectrometric instrument (HG-AFS) be widely used in biological and Arsenic for Environmental Samples, selenium, mercury,
The analysis of the elements such as antimony, tellurium.Liquid chromatogram and HG-AFS combination (LC-HG-AFS) so that Simultaneous multi element analysis and element
Morphological analysis be possibly realized.
It is worth noting that, when entering row element macroanalysis with HG-AFS and carrying out morphological analysis with LC-HG-AFS, by
There is larger difference (for example, carrying out total amount point in preprocess method before both sample injection volumes, atomic fluorescence detection etc.
During analysis, sample injection volume is larger, and sample directly reacts after being mixed under current-carrying is acted on reducing agent；And carrying out form
During analysis, sample injection volume is smaller, and sample enters morphological analysis pretreatment system under flowing phase separation, through degraded, it is pre- also
Reacted after the effect such as original, then after being mixed with reducing agent and current-carrying), therefore current LC-HG-AFS instrument is to enter row element total
When amount and morphological analysis, it uses a set of independent sample introduction and pretreatment system respectively.In addition, carrying out total amount using HG-AFS
During analysis, peristaltic pump sample introduction is generally used, it has the shortcomings of sample introduction precision, reappearance and stability are poor.Although high-end HG-
AFS instrument overcomes disadvantages mentioned above using injecting type input mode, but because sampling system is complicated, correspondingly increases the event of instrument
Barrier rate and production cost.
Because LC-HG-AFS is carrying out total amount and during morphological analysis using two sets of independent sample introductions and pretreatment system, this
The volume of equipment is not only increased, instrument production cost is also add.In addition, when switch between total amount and morphological analysis,
The reconnect of progress sample introduction and pretreatment system pipeline is generally required, so as to cause cumbersome complicated and automaticity low
Under.
Patent document (B of CN 104678027) discloses quick multi-mode Elemental Speciation Analysis pretreatment system, can conduct
The morphological analysis pretreatment system of the application.The structure not limited to this of certain morphological analysis pretreatment system.
Utility model content
The utility model aims to provide integral type form and macroanalysis atomic fluorescence sample introduction and pretreatment system, structure letter
It is single, it is easy to operate.
To reach above-mentioned purpose, the technical solution adopted in the utility model is as follows：
Integral type form and macroanalysis atomic fluorescence sample introduction and pretreatment system, including the multiple-way valve A, many being connected to each other
Port valve B and multiple-way valve C, the multiple-way valve A two ports connect morphological analysis mobile phase entrance respectively and morphological analysis is located in advance
Reason system, the multiple-way valve B connections sample inlet, three ports of the multiple-way valve C connect reducing agent entrance, form point respectively
Analyse pretreatment system and three-way connection B, the three-way connection B connections current-carrying entrance, the morphological analysis pretreatment system connection
Morphological analysis pretreating reagent entrance, selected by rotary multi-way valve A, multiple-way valve B and multiple-way valve C into row element macroanalysis or
Elemental Speciation Analysis.
Further, the morphological analysis pretreatment system includes chromatographic isolation and morphological analysis pretreatment module.
Further, the multiple-way valve A has 3 ports to be connected with multiple-way valve B, and the multiple-way valve A and multiple-way valve C has 1
Individual port is connected, and the multiple-way valve B has 1 port to be connected with multiple-way valve C.
Further, the multiple-way valve B connections morphological analysis sample amounts ring and macroanalysis sample amounts ring, pass through rotation
Turn multiple-way valve B selection samples and enter morphological analysis sample amounts ring or macroanalysis sample amounts ring.
Further, the multiple-way valve A is six-way valve, and the multiple-way valve B is ten-way valve, and the multiple-way valve C is eight ways valve.
Further, the port d of the six-way valve, port e and port b respectively with morphological analysis mobile phase entrance, form
Analysis pretreatment system is connected with the port d of eight ways valve, the port a of six-way valve, the end of port c and port f respectively with ten-way valve
Mouth d, port h are connected with port i；
The entrance and exit of the morphological analysis sample amounts ring is connected with the port g and port j of ten-way valve respectively, described
Macroanalysis sample amounts ring entrance and exit is connected with the port e and port b of ten-way valve respectively, the port a of the ten-way valve
Connect waste liquid outlet, the port f connection sample inlets of ten-way valve, the port c of the port c connection eight ways valves of ten-way valve；
The port e connection reducing agent entrances of the eight ways valve, port g, port f and the port a of eight ways valve respectively with threeway
Joint A three ports are connected, and three-way connection B three ports connect pretreatment system outlet, current-carrying entrance and eight and led to respectively
The port b of valve, the port h connection morphological analysis pretreatment systems of the eight ways valve.
Further, in addition to peristaltic pump, the examination of the peristaltic pump control sample inlet, reducing agent entrance and current-carrying entrance
Agent is introduced.
Further, the peristaltic pump also controls the reagent of morphological analysis pretreating reagent entrance to introduce.
Further, during element macroanalysis sample feeding, the port a of the six-way valve is connected with port b, port c with
Port d is connected, and port e is connected with port f；
The port a of the ten-way valve is connected with port b, and port c is connected with port d, and port e is connected with port f, port g
Connected with port h, port i is connected with port j；
The port b of the eight ways valve is connected with port c, and port d is connected with port e, and port f is connected with port g, port h
Connected with port a；
Sample determine when, six-way valve and eight ways valve are not rotated, and the port b of the ten-way valve is connected with port c, port d and
Port e is connected, and port f is connected with port g, and port h is connected with port i, and port j is connected with port a.
Further, during Elemental Speciation Analysis sample feeding, the port a of the six-way valve is connected with port b, port c with
Port d is connected, and port e is connected with port f；
The port b of the ten-way valve is connected with port c, and port d is connected with port e, and port f is connected with port g, port h
Connected with port i, port j is connected with port a；
The port a of the eight ways valve is connected with port b, and port c is connected with port d, and port e is connected with port f, port g
Connected with port h；
Sample determine when, six-way valve and eight ways valve are not rotated, and the port a of the ten-way valve is connected with port b, port c and
Port d is connected, and port e is connected with port f, and port g is connected with port h, and port i is connected with port j.
Further, the morphological analysis pretreating reagent entrance includes morphological analysis pretreating reagent entrance A and form
Analyze pretreating reagent entrance B.
Compared with prior art, the utility model has the advantages that：
1. the utility model shares a set of sample introduction and pretreatment system when can realize element total amount or morphological analysis, reduce
The volume and production cost of LC-HG-AFS equipment；
2. the accurate sample introduction that different quantitative loops enter row element total amount and somatometry of physique is respectively adopted in the utility model, solve
Sample size difference problem when total amount and somatometry of physique, and improve sample introduction precision；
3. when entering row element macroanalysis, it can also realize and sample measure is carried out with traditional peristaltic pump input mode, it is full
Foot difference mensuration mode demand；
4. in sample during element total amount or somatometry of physique, the system only needs to carry out simple rotations to three valves
Control can flexible conversion, it is simple to operate, and be easily achieved manual or automated control.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of the utility model embodiment 2；
Fig. 3 (a) is multiple-way valve A (a) mode configuration schematic diagrames；
Fig. 3 (b) is multiple-way valve A (b) mode configuration schematic diagrames；
Fig. 4 (a) is multiple-way valve B (a) mode configuration schematic diagrames；
Fig. 4 (b) is multiple-way valve B (b) mode configuration schematic diagrames；
Fig. 5 (a) is multiple-way valve C (a) mode configuration schematic diagrames；
Fig. 5 (b) is multiple-way valve C (b) mode configuration schematic diagrames；
In figure：1- multiple-way valve A, 2- multiple-way valve B, 3- multiple-way valve C, 4- three-way connection A, 5- three-way connection B, 6- morphological analyses
Sample amounts ring, 7- macroanalysis sample amounts ring, 8- waste liquid outlets, 9- chromatographic isolations and morphological analysis pretreatment module, 10-
Morphological analysis mobile phase entrance, 11- morphological analysis pretreating reagent entrance A, 12- morphological analysis pretreating reagent entrances B, 13-
Sample inlet, 14- reducing agents entrance, 15- current-carrying entrance, 16- peristaltic pumps, the outlet of 17- pretreatment systems.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing, to this reality
It is further elaborated with new.
As shown in figure 1, integral type form disclosed in the utility model and macroanalysis atomic fluorescence sample introduction are with pretreatment
System, including multiple-way valve A1, multiple-way valve B2 and the multiple-way valve C3 being connected to each other, multiple-way valve A1 two ports connect form point respectively
Analyse mobile phase entrance 10 and morphological analysis pretreatment system, multiple-way valve B2 connections sample inlet 13, multiple-way valve C3 three ports
Reducing agent entrance 14, morphological analysis pretreatment system and three-way connection B5, three-way connection B5 connection current-carrying entrance 15 are connected respectively,
Morphological analysis pretreatment system connects morphological analysis pretreating reagent entrance, passes through rotary multi-way valve A1, multiple-way valve B2 and Duo Tong
Valve C3 is selected into row element macroanalysis or Elemental Speciation Analysis.Specifically, multiple-way valve A1 has 3 ports to be connected with multiple-way valve B2
Connect, multiple-way valve A1 has 1 port to be connected with multiple-way valve C3, multiple-way valve B2 has 1 port to be connected with multiple-way valve C3.Form point
Analysing pretreatment system includes chromatographic isolation and morphological analysis pretreatment module 9, and the system for carrying out morphological analysis pretreatment is ability
The routine techniques in domain, here is omitted.Morphological analysis pretreating reagent entrance includes morphological analysis pretreating reagent entrance A11
With morphological analysis pretreating reagent entrance B12.Multiple-way valve B2 connection morphological analysis sample amounts ring 6 and macroanalysis sample amounts
Ring 7, selects sample to enter morphological analysis sample amounts ring 6 or macroanalysis sample amounts ring 7 by rotary multi-way valve B2.
Multiple-way valve A1 is six-way valve, and multiple-way valve B2 is ten-way valve, and multiple-way valve C3 is eight ways valve.Six-way valve control single-point is with mark
Or enriched sample determines the switching between conventional sample measure, ten-way valve controls the switching between sample feeding and measure, and eight lead to
Switching between valve control total quantity and morphological analysis pattern.
Port d, port e and the port b of six-way valve are pre-processed with morphological analysis mobile phase entrance 10, morphological analysis respectively
System is connected with the port d of eight ways valve, the port d, port h and end of port a, port c and the port f of six-way valve respectively with ten-way valve
Mouth i is connected；
Specifically, the entrance and exit of morphological analysis sample amounts ring 6 is connected with the port g and port j of ten-way valve respectively,
The entrance and exit of macroanalysis sample amounts ring 7 is connected with the port e and port b of ten-way valve respectively, the port a connections of ten-way valve
The port f connections sample inlet 13 of waste liquid outlet 8, ten-way valve, the port c of the port c connection eight ways valves of ten-way valve；Eight ways valve
Port e connection reducing agents entrance 14, the three port phases of port g, port f and the port a of eight ways valve respectively with three-way connection A4
Even, three-way connection A4 imports mouth as reducing agent, and three-way connection B5 three ports connect pretreatment system outlet 17, carried respectively
The port b of inflow entrance 15 and eight ways valve, three-way connection B5 import mouth as current-carrying, and pretreatment system outlet 17 can be with gas-liquid separation
Device is connected, the port h connection morphological analysis pretreatment systems of eight ways valve.
Embodiment 1：Element macroanalysis
During element macroanalysis, it is related to sample feeding and continuous mode, when sample concentration is above standard curve ranges
When, further relate to small samples sample introduction and determination step.With the integral type form shown in Fig. 1 and macroanalysis atomic fluorescence sample introduction
Enter row element total amount with pretreatment system to determine, it can realize that single-point is determined with mark and enriched sample, its operation principle and mistake
Cheng Wei：
Sample feeding step：Sample inlet 13, reducing agent entrance 14 and current-carrying entrance 15 are pressed into the neck of peristaltic pump 16,
Multiple-way valve A1, multiple-way valve B2 and multiple-way valve C3 are respectively at Fig. 3 (a), Fig. 4 (a) and Fig. 5 (b) states.Start peristaltic pump 16, sample
Product enter macroanalysis quantitative loop 7 under wriggling pumping action through sample introduction entrance 13, and excessive solution is excluded through waste liquid outlet 8.Also
The operating path of former agent in systems is：Reducing agent 14 → eight ways valve of entrance port e → eight ways valve port d → six-way valve port b
→ six-way valve port a → ten-way valve port d → ten-way valve port c → eight ways valve port c → eight ways valve port b → three-way connection 5
(with current-carrying hybrid reaction) → pretreatment system outlet 17.
Sample determination step：After the completion of sample feeding, suspend peristaltic pump 16, multiple-way valve B2 rotated to Fig. 4 (b) states,
Sample inlet 13 is moved in distilled water.Start peristaltic pump 16, now, sample feeding pipe is in washing state, and waste liquid flows through form
Analyze after quantitative loop 6, excluded through waste liquid outlet 8.Sample feeding pipe, reducing agent and current-carrying entrance are separate in system, and sample enters
Pipeline-cleaning step is added before sample, it is to avoid sample cross contamination, improve the accuracy of measure.
The operating path of reducing agent in systems is：Reducing agent 14 → eight ways valve of entrance port e → eight ways valve port d → six
Port valve port b → six-way valve port a → ten-way valve port d → ten-way valve port e → macroanalysis quantitative loop 7 (carrier band sample) →
Ten-way valve port b → ten-way valve port c → eight ways valve port c → eight ways valve port b → three-way connection 5 (with current-carrying hybrid reaction)
→ pretreatment system outlet 17.
Enriched sample sampling step：When the sample concentration of detection is above standard curve ranges, system is transferred to high concentration
Sample mode determination.Suspend peristaltic pump 16, rotation six-way valve is to Fig. 3 (b) states, while sample inlet 13 is moved into concentration over-standard
Sample.Start peristaltic pump 16, exceeded sample is pumped into morphological analysis quantitative loop 6, excessive solution is excluded through waste liquid outlet 8.Also
The operating path of former agent in systems is：Reducing agent 14 → eight ways valve of entrance port e → eight ways valve port d → six-way valve port b
→ six-way valve port c → ten-way valve port h → ten-way valve port i → six-way valve port f → six-way valve port g → ten-way valve port
D → ten-way valve port e → macroanalysis 7 → ten-way valve of quantitative loop port b → ten-way valve port c → eight ways valve port c → eight are led to
Valve port b → three-way connection 5 (with current-carrying hybrid reaction) → pretreatment system outlet 17.
Enriched sample determination step：After the completion of sample feeding, suspend peristaltic pump 16, multiple-way valve B2 is rotated to Fig. 4 (a)
State, sample inlet 13 is moved in distilled water.Start peristaltic pump 16, now, sample feeding pipe is in washing state, and waste liquid is flowed through
After macroanalysis quantitative loop 7, excluded through waste liquid outlet 8.The operating path of reducing agent in systems is：Reducing agent entrance 14 → eight
Port valve port e → eight ways valve port d → six-way valve port b → six-way valve port c → ten-way valve port h → ten-way valve port g →
Morphological analysis quantitative loop 6 (carrier band sample) → ten-way valve port j → ten-way valve port i → six-way valve port f → six-way valve port a
→ ten-way valve port d → ten-way valve port c → eight ways valve port c → eight ways valve port b → three-way connection 5 (is mixed instead with current-carrying
Should) → pretreatment system outlet 17.Complete after said determination, pause peristaltic pump 16, rotation six-way valve to Fig. 3 (a) states, simultaneously
Sample inlet 13 is moved into next testing sample.Start peristaltic pump 16, now system is in entering for normal specimens continuous mode
Sample state.
Embodiment 2：Elemental Speciation Analysis
During Elemental Speciation Analysis, it is related to sample feeding and continuous mode, can be without using multiple-way valve A1, by ten-way valve
Port h is directly connected to morphological analysis mobile phase entrance 10, and the port i of ten-way valve is directly connected to morphological analysis pretreatment system, ten
The port d of port valve is directly connected to the port d of eight ways valve, forms simple integral type form and macroanalysis atom shown in Fig. 2
Fluorescence sample introduction carries out element morphology measure with pretreatment system.Multiple-way valve A1 can certainly be used, now, the port of six-way valve
A is connected with port b, and port c is connected with port d, and port e is connected with port f, and the port i of ten-way valve and the port f of six-way valve connect
Logical, the port h of ten-way valve is connected with the port c of six-way valve, and the port d of ten-way valve is connected with the port a of six-way valve, six-way valve
B connections in port are connected with the port d of eight ways valve, the port d connection morphological analysis mobile phases entrance 10 of six-way valve, the end of six-way valve
Mouth e connection morphological analysis pretreatment systems.Its operation principle and process are：
Sample feeding step：Morphological analysis pretreating reagent entrance A11 and morphological analysis pretreating reagent entrance B12, sample
Product entrance 13, reducing agent entrance 14 and current-carrying entrance 15 are pressed into the neck of peristaltic pump 16, multiple-way valve B2 and multiple-way valve C3 difference
In Fig. 4 (b) and Fig. 5 (a) states.Start peristaltic pump 16, sample enters form point under wriggling pumping action through sample introduction entrance 13
Quantitative loop 6 is analysed, excessive solution is excluded through waste liquid outlet 8.The operation of morphological analysis mobile phase in systems from high-pressure pump
Path is：Morphological analysis mobile phase 10 → ten-way valve of entrance port h → ten-way valve port i → chromatographic isolation and morphological analysis are located in advance
Module 9 (being mixed with pretreating reagent one and two) → eight ways valve port h → eight ways valve port g → three-way connection 4 is managed (with reducing agent
Mixing) → eight ways valve port a → eight ways valve port b → three-way connection 5 (with current-carrying hybrid reaction) → pretreatment system outlet 17.
Sample determination step：After the completion of sample feeding, suspend peristaltic pump 16, multiple-way valve B2 rotated to Fig. 4 (a) states,
Sample inlet 13 is moved in distilled water.Start peristaltic pump 16, now, sample feeding pipe is in washing state, and waste liquid flows through total amount
Analyze after quantitative loop 7, excluded through waste liquid outlet 8.The operating path of morphological analysis mobile phase in systems from high-pressure pump is：
Morphological analysis mobile phase 10 → ten-way valve of entrance port h → ten-way valve port g → morphological analysis quantitative loop 6 (carrier band sample) → ten
Port valve port j → ten-way valve port i → chromatographic isolation and morphological analysis pretreatment module 9 (are carried out after chromatographic isolation and separation
The pretreatment such as clear up) → eight ways valve port h → eight ways valve port g → three-way connection 4 (being mixed with reducing agent) → eight ways valve port a
→ eight ways valve port b → three-way connection 5 (with current-carrying hybrid reaction) → pretreatment system outlet 17.
Embodiment 3：Traditional peristaltic pump input mode element macroanalysis
Traditional wriggling is carried out with the integral type form and macroanalysis atomic fluorescence sample introduction shown in Fig. 1 and pretreatment system
Exemplified by pump input mode element total amount is determined, eight ways valve is in Fig. 5 (b) states, and multiple-way valve A1 and multiple-way valve B2 may be at appointing
Meaning state, the spacious sky of sample inlet 13, injection port pump line is pressed into or is not pressed into the neck of peristaltic pump 16.Sample feeding is with determining
During, by controlling the start and stop of peristaltic pump, current-carrying entrance 15 switches between sample solution and current-carrying liquid, its operation principle and
Process is：
Multiple-way valve A1 and multiple-way valve B2 are respectively at Fig. 3 (a) and Fig. 4 (a) states：In peristaltic pump shutdown process, current-carrying enters
Mouth 15 switches between sample solution and current-carrying liquid, and reducing agent 14 operating path in systems of entrance is：Reducing agent entrance 14
→ eight ways valve port e → eight ways valve port d → six-way valve port b → six-way valve port a → ten-way valve port d → ten-way valve port
C → eight ways valve port c → eight ways valve port b → three-way connection 5 (with sample or current-carrying hybrid reaction) → pretreatment system is exported
17。
Multiple-way valve A1 and multiple-way valve B2 are respectively at Fig. 3 (a) and Fig. 4 (b) states：In peristaltic pump shutdown process, current-carrying enters
Mouth 15 switches between sample solution and current-carrying liquid, and reducing agent 14 operating path in systems of entrance is：Reducing agent entrance 14
→ eight ways valve port e → eight ways valve port d → six-way valve port b → six-way valve port a → ten-way valve port d → ten-way valve port
E → morphological analysis 7 → ten-way valve of quantitative loop port b → ten-way valve port c → eight ways valve port c → eight ways valve port b → threeway
Joint 5 (with sample or current-carrying hybrid reaction) → pretreatment system outlet 17.
Multiple-way valve A1 and multiple-way valve B2 are respectively at Fig. 3 (b) and Fig. 4 (a) states：In peristaltic pump shutdown process, current-carrying enters
Mouth 15 switches between sample solution and current-carrying liquid, and reducing agent 14 operating path in systems of entrance is：Reducing agent entrance 14
→ eight ways valve port e → eight ways valve port d → six-way valve port b → six-way valve port c → ten-way valve port h → ten-way valve port
G → morphological analysis 6 → ten-way valve of quantitative loop port j → ten-way valve port i → six-way valve port f → six-way valve port a → ten are led to
Valve port d → ten-way valve port c → eight ways valve port c → eight ways valve port b → three-way connection 5 (is mixed instead with sample or current-carrying
Should) → pretreatment system outlet 17.
Multiple-way valve A1 and multiple-way valve B2 are respectively at Fig. 3 (b) and Fig. 4 (b) states：In peristaltic pump shutdown process, current-carrying enters
Mouth 15 switches between sample solution and current-carrying liquid, and reducing agent 14 operating path in systems of entrance is：Reducing agent entrance 14
→ eight ways valve port e → eight ways valve port d → six-way valve port b → six-way valve port c → ten-way valve port h → ten-way valve port
I → six-way valve port f → six-way valve port a → ten-way valve port d → ten-way valve port e → morphological analysis quantitative loop 7 → ten is led to
Valve port b → ten-way valve port c → eight ways valve port c → eight ways valve port b → three-way connection 5 (is mixed instead with sample or current-carrying
Should) → pretreatment system outlet 17.
Certainly, the utility model can also have other numerous embodiments, without departing substantially from the utility model spirit and its essence
In the case of, those skilled in the art can make various corresponding changes and deformation, but these according to the utility model
Corresponding change and deformation should all belong to the scope of the claims appended by the utility model.
Claims (10)
1. integral type form and macroanalysis atomic fluorescence sample introduction and pretreatment system, it is characterised in that:Including what is be connected to each other
Multiple-way valve A (1), multiple-way valve B (2) and multiple-way valve C (3), two ports of the multiple-way valve A (1) connect morphological analysis stream respectively
Dynamic phase entrance (10) and morphological analysis pretreatment system, multiple-way valve B (2) the connection sample inlet (13), the multiple-way valve C
(3) three ports connect reducing agent entrance (14), morphological analysis pretreatment system and three-way connection B (5), the threeway respectively
Joint B (5) connection current-carrying entrances (15), the morphological analysis pretreatment system connects morphological analysis pretreating reagent entrance, leads to
Rotary multi-way valve A (1), multiple-way valve B (2) and multiple-way valve C (3) is crossed to select into row element macroanalysis or Elemental Speciation Analysis.
2. integral type form according to claim 1 and macroanalysis atomic fluorescence sample introduction and pretreatment system, its feature
It is：The morphological analysis pretreatment system includes chromatographic isolation and morphological analysis pretreatment module (9).
3. integral type form according to claim 1 and macroanalysis atomic fluorescence sample introduction and pretreatment system, its feature
It is：The multiple-way valve A (1) has 3 ports to be connected with multiple-way valve B (2), and the multiple-way valve A (1) has 1 with multiple-way valve C (3)
Individual port is connected, and the multiple-way valve B (2) has 1 port to be connected with multiple-way valve C (3).
4. integral type form and macroanalysis atomic fluorescence sample introduction and pretreatment system according to claim 1,2 or 3, its
It is characterised by：Multiple-way valve B (2) the connection morphological analysis sample amounts ring (6) and macroanalysis sample amounts ring (7), pass through
Rotary multi-way valve B (2) selection samples enter morphological analysis sample amounts ring (6) or macroanalysis sample amounts ring (7).
5. integral type form according to claim 4 and macroanalysis atomic fluorescence sample introduction and pretreatment system, its feature
It is：The multiple-way valve A (1) is six-way valve, and the multiple-way valve B (2) is ten-way valve, and the multiple-way valve C (3) is eight ways valve.
6. integral type form according to claim 5 and macroanalysis atomic fluorescence sample introduction and pretreatment system, its feature
It is：Port d, port e and the port b of the six-way valve locate in advance with morphological analysis mobile phase entrance (10), morphological analysis respectively
Reason system is connected with the port d of eight ways valve, port d, the port h of port a, port c and the port f of six-way valve respectively with ten-way valve
It is connected with port i；
The entrance and exit of the morphological analysis sample amounts ring (6) is connected with the port g and port j of ten-way valve respectively, described
Macroanalysis sample amounts ring (7) entrance and exit is connected with the port e and port b of ten-way valve respectively, the end of the ten-way valve
Mouth a connection waste liquid outlets (8), the port f connection sample inlets (13) of ten-way valve, the end of the port c connection eight ways valves of ten-way valve
Mouth c；
The port e connection reducing agent entrances (14) of the eight ways valve, port g, port f and the port a of eight ways valve respectively with threeway
Joint A (4) three ports are connected, and three-way connection B (5) three ports connect pretreatment system outlet (17), current-carrying respectively
The port b of entrance (15) and eight ways valve, the port h connection morphological analysis pretreatment systems of the eight ways valve.
7. integral type form according to claim 6 and macroanalysis atomic fluorescence sample introduction and pretreatment system, its feature
It is：Also include peristaltic pump (16), peristaltic pump (16) the control sample inlet (13), reducing agent entrance (14) and current-carrying entrance
(15) reagent is introduced.
8. integral type form according to claim 7 and macroanalysis atomic fluorescence sample introduction and pretreatment system, its feature
It is：The peristaltic pump (16) also controls the reagent of morphological analysis pretreating reagent entrance to introduce.
9. integral type form according to claim 7 and macroanalysis atomic fluorescence sample introduction and pretreatment system, its feature
It is：During element macroanalysis sample feeding, the port a of the six-way valve is connected with port b, and port c is connected with port d, end
Mouth e is connected with port f；
The port a of the ten-way valve is connected with port b, and port c is connected with port d, and port e is connected with port f, port g and end
Mouth h connections, port i is connected with port j；
The port b of the eight ways valve is connected with port c, and port d is connected with port e, and port f is connected with port g, port h and end
Mouth a connections；
When sample is determined, six-way valve and eight ways valve are not rotated, and the port b of the ten-way valve is connected with port c, port d and port e
Connection, port f is connected with port g, and port h is connected with port i, and port j is connected with port a.
10. integral type form according to claim 8 and macroanalysis atomic fluorescence sample introduction and pretreatment system, its feature
It is：During Elemental Speciation Analysis sample feeding, the port a of the six-way valve is connected with port b, and port c is connected with port d, end
Mouth e is connected with port f；
The port b of the ten-way valve is connected with port c, and port d is connected with port e, and port f is connected with port g, port h and end
Mouth i connections, port j is connected with port a；
The port a of the eight ways valve is connected with port b, and port c is connected with port d, and port e is connected with port f, port g and end
Mouth h connections；
When sample is determined, six-way valve and eight ways valve are not rotated, and the port a of the ten-way valve is connected with port b, port c and port d
Connection, port e is connected with port f, and port g is connected with port h, and port i is connected with port j.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106442815A (en) * | 2016-11-15 | 2017-02-22 | 成都市食品药品检验研究院 | Integrated speciation and aggregate analysis atomic fluorescence sample feeding and pre-treating system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106442815A (en) * | 2016-11-15 | 2017-02-22 | 成都市食品药品检验研究院 | Integrated speciation and aggregate analysis atomic fluorescence sample feeding and pre-treating system |
| CN106442815B (en) * | 2016-11-15 | 2019-03-15 | 成都市食品药品检验研究院 | Integral type form and macroanalysis atomic fluorescence sample introduction and pretreatment system |
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