CN203224443U - No-residue steam generating system - Google Patents
No-residue steam generating system Download PDFInfo
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- CN203224443U CN203224443U CN 201320214630 CN201320214630U CN203224443U CN 203224443 U CN203224443 U CN 203224443U CN 201320214630 CN201320214630 CN 201320214630 CN 201320214630 U CN201320214630 U CN 201320214630U CN 203224443 U CN203224443 U CN 203224443U
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Abstract
The utility model discloses a no-residue steam generating system. The no-residue steam generating system comprises a quantitative sampling pipeline, a first tee joint and a sample ring, wherein the first tee joint is connected with the quantitative sampling pipeline; the sample ring is connected with the first tee joint; the first tee joint is further connected with a first metering pump; a first control valve is connected between the first tee joint and the quantitative sampling pipeline; a second control valve is connected between the first tee joint and a steam generating module; the steam generating module is further connected with a waste liquor discharging device. The no-residue steam generating system can be used for improving the technical defect of the existing intermittent-flow sampling device and sequential-flow injection, and is quantitative and precise in sampling, so that automatic configuration standard series with a single concentration point can be realized; moreover, advanced automatic functions including automatic dilution and the like to high-concentration samples can be carried out on line, so that the test samples are higher in dispersion control degree and free of residues, the steam generating reaction is more sufficient, the gas-liquid separating effect is better, the flexibility of the apparatus is improved, the precision and the detection limit are improved, and therefore, a better analyzed result can be obtained.
Description
Technical field
The utility model relates to atomic spectrum instrument field, in particular, relates to the noresidue steam generation systems of atomic fluorescence, atom absorption, plasma atomic emission spectrometer etc.
Background technology
Existing atomic fluorescence steam generating device easily causes sample residual, steam takes place not exclusively, influence detection sensitivity, and there are sampling valve corrosion-vulnerable, leakage easy to wear, dead volume is big, valve position is switched and to be easy to generate the sample cross pollution, uses that to be prone to the descend testing result that causes of quantitative accuracy inaccurate for a long time; Or rely on peristaltic pump to realize quantitative sample injection, along with the wear and aging of pump line, exist the sampling quantitative precision to descend.
Summary of the invention
Technical problem to be solved in the utility model provide a kind of can ensure the sampling quantitative precision for a long time and not have stream switch and to cause residual noresidue steam generation systems.
The purpose of this utility model is achieved through the following technical solutions:
A kind of noresidue steam generation systems, described noresidue steam generation systems comprises the quantitative sample injection pipeline, first threeway that connects with the quantitative sample injection pipeline, the sample loop that connects with first threeway, described first threeway also is connected with first volume pump, be connected with first operation valve between described first threeway and the quantitative sample injection pipeline, be connected with second operation valve between described first threeway and the steam generation module, steam generation module also is connected with the waste liquid discharger.
Further, described steam generation module comprises gas-liquid separator, and first port of described gas-liquid separator connects with second operation valve by reaction block; Its second port is connected with steam pipe, and its 3rd port is connected with the waste liquid remover.
Further, described steam generation module also comprises reaction block, and its first port connects second operation valve, and second port connects the 3rd operation valve, and the 3rd port connects first port of gas-liquid separator, and the 4th port connects the carrier gas pipe.
Further, described noresidue steam generation systems also comprises second threeway that is connected with the 3rd operation valve; The 4th operation valve that is connected with second threeway, the reductive agent pipe that is connected with the 4th operation valve; Described second threeway also is connected with second volume pump.
Further, described waste liquid remover comprises the 5th operation valve that connects with the 3rd port of gas-liquid separator and the sewer pipe that connects with the 5th operation valve.
Further, described the first～five operation valve is to have liquid flow path any one in pinch valve, Valve for compressing tubular liner, stop valve or the flow solenoid valve of function.
Further, described waste liquid remover comprises the sewer pipe that connects with the 3rd port of gas-liquid separator, the peristaltic pump that is connected with sewer pipe.
Further, described first volume pump and second volume pump are any one in syringe pump, ram pump, membrane pump or the Ceramic piston volume pump with accurate measurement function.
The utility model is owing to adopted volume pump, because it all is to be finished by volume pump that sample quantitative collection and sample push process, can accurately control, even if also can not influence sampling precision after long-term work causes the liquid driven module aging, and steady pulse free takes place in steam.The utility model is except improving the technological deficiency that has interrupted flow sampling device and the existence of order flow injection now, has sampling quantitatively accurately, can realize the automatic configuration standard series of single concentration point, online enriched sample such as be diluted automatically at advanced automation function, sample disperses controlled degree higher, noresidue, steam reacts more abundant, and gas-liquid separation effect is better, has improved the sensitivity of instrument, improve precision and detection limit, to obtain better analytical effect.
Description of drawings
Fig. 1 is the noresidue steam generation systems of the utility model embodiment one;
Fig. 2 is the noresidue steam generation systems of the utility model embodiment two.
Wherein: 1, quantitatively encircle; 2, two is logical; 3, sample loop; 4, first pinch valve; 5, first syringe pump; 6, first threeway; 7, reaction block; 8, second pinch valve; 9, carrier gas pipe; 10, the 3rd pinch valve; 11, second threeway; 12, the 4th pinch valve; 13, second syringe pump; 14, reductive agent pipe; 15, steam pipe; 16, gas-liquid separator; 17, the 5th pinch valve; 18, sewer pipe; 19, peristaltic pump.
Embodiment
The utility model discloses a kind of noresidue steam generation systems, this noresidue steam generation systems comprises the quantitative sample injection pipeline, first threeway that connects with the quantitative sample injection pipeline, the sample loop that connects with first threeway, described first threeway also is connected with first volume pump, be connected with first operation valve between described first threeway and the quantitative sample injection pipeline, be connected with second operation valve between described first threeway and the steam generation module, steam generation module also is connected with the waste liquid discharger.
Operation valve of the present utility model includes but not limited to have liquid flow path by pinch valve, Valve for compressing tubular liner, stop valve or the flow solenoid valve of function.Volume pump includes but not limited to have syringe pump, ram pump, membrane pump or the Ceramic piston volume pump of accurate measurement function.
The utility model is owing to adopted volume pump, because it all is to be finished by volume pump that sample quantitative collection and sample push process, can accurately control, even if also can not influence sampling precision after long-term work causes the liquid driven module aging, and steady pulse free takes place in steam.The utility model is except improving the technological deficiency that has interrupted flow sampling device and the existence of order flow injection now, has sampling quantitatively accurately, can realize the automatic configuration standard series of single concentration point, online enriched sample such as be diluted automatically at advanced automation function, sample disperses controlled degree higher, noresidue, steam reacts more abundant, and gas-liquid separation effect is better, has improved the sensitivity of instrument, improve precision and detection limit, to obtain better analytical effect.
Be example with syringe pump, pinch valve below, the utility model is described in further detail with preferred embodiment by reference to the accompanying drawings.
Embodiment one
As shown in Figure 1, the noresidue steam generation systems of present embodiment comprises the quantitative sample injection pipeline, first threeway 6 that connects with the quantitative sample injection pipeline, the sample loop 3 that connects with first threeway 6, described first threeway 6 also is connected with first syringe pump 5, be connected with two logical 2 between described syringe pump and the sample loop 3, be connected with first pinch valve 4 between described first threeway 6 and the quantitative sample injection pipeline, be connected with second pinch valve 8 between described first threeway 6 and the steam generation module, steam generation module also is connected with the waste liquid discharger.
Steam generation module comprises gas-liquid separator 16, and first port of described gas-liquid separator 16 connects with second pinch valve 8 by reaction block 7; Its second port is connected with steam pipe 15, and its 3rd port is connected with the waste liquid remover.
Steam generation module also comprises reaction block 7, and its first port connects second pinch valve, 8, the second ports and connects first port that the 3rd pinch valve 10, the three ports connect gas-liquid separator 16, and the 4th port connects carrier gas pipe 9.
Noresidue steam generation systems also comprises second threeway 11 that is connected with the 3rd pinch valve 10; The 4th pinch valve 12 that is connected with second threeway 11, the reductive agent pipe 14 that is connected with the 4th pinch valve 12; Described second threeway 11 also is connected with second syringe pump 13.
Described waste liquid remover comprises the 5th pinch valve 17 that connects with the 3rd port of gas-liquid separator 16 and the sewer pipe 18 that connects with the 5th pinch valve 17.
Below introduce the workflow of the generation of present embodiment steam and Separate System of Water-jet.
At first the monitoring software of operating system makes to be full of current-carrying (cleaning fluid) in the sample channel, makes in the reductive agent pipe 14 to be full of reductive agent.
The first step, the sample introduction pipeline is in the sample reagent solution, 4 conductings of first pinch valve, second pinch valve 8 turn-offs 12 conductings of the 4th pinch valve, the 3rd pinch valve 10 turn-offs, the 5th pinch valve 17 turn-offs, and first syringe pump 5 is drawn the sample of set amount, and second syringe pump 13 is drawn the reductive agent of set amount, then the quantitative sample injection pipeline by automatic sampler automatically or by experiment personnel switch to by hand in the current-carrying, be that the work in second step is prepared;
Second step, 4 conductings of first pinch valve, second pinch valve 8 turn-offs, 12 conductings of the 4th pinch valve, the 3rd pinch valve 10 turn-offs, and the 5th pinch valve 17 turn-offs, and first syringe pump, 5 volume aspirated equal or be slightly larger than the current-carrying liquid of quantitative ring 1 volume, guaranteeing that sample reagent is stored in the sample loop 3 fully, is to push away the sample reaction the 3rd step to prepare.
The 3rd step, first pinch valve 4 turn-offs, 8 conductings of second pinch valve, the 4th pinch valve 12 turn-offs, 10 conductings of the 3rd pinch valve, the 5th pinch valve 17 turn-offs, and first syringe pump 5 and second syringe pump 13 are released reagent simultaneously and are reacted to reaction block 7, reacted gas-liquid mixture enters gas-liquid separator 16 under the effect of carrier gas carrier band, the steam that produces in the gas-liquid separator 16 is derived by steam pipe 15.
In the 4th step, first pinch valve 4 turn-offs, 8 conductings of second pinch valve, and the 4th pinch valve 12 turn-offs, 10 conductings of the 3rd pinch valve, 17 conductings of the 5th pinch valve, the waste liquid in the gas-liquid separator 16 is discharged via the 5th pinch valve 17 and sewer pipe 18.
Present embodiment has increased pinch valve between sewer pipe 18 and gas-liquid separator 16, the state of convenient control sewer pipe 18 makes it keep air-tight state in detachment process, and keep conducting state in cleaning process.
Embodiment two
As shown in Figure 2, the noresidue steam generation systems of present embodiment comprises the quantitative sample injection pipeline, first threeway 6 that connects with the quantitative sample injection pipeline, the sample loop 3 that connects with first threeway 6, described first threeway 6 also is connected with first syringe pump 5, be connected with two logical 2 between described syringe pump and the sample loop 3, be connected with first pinch valve 4 between described first threeway 6 and the quantitative sample injection pipeline, be connected with second pinch valve 8 between described first threeway 6 and the steam generation module, steam generation module also is connected with the waste liquid discharger.
Steam generation module comprises gas-liquid separator 16, and first port of described gas-liquid separator 16 connects with second pinch valve 8 by reaction block 7; Its second port is connected with steam pipe 15, and its 3rd port is connected with the waste liquid remover.
Steam generation module also comprises reaction block 7, and its first port connects second pinch valve, 8, the second ports and connects first port that the 3rd pinch valve 10, the three ports connect gas-liquid separator 16, and the 4th port connects carrier gas pipe 9.
Noresidue steam generation systems also comprises second threeway 11 that is connected with the 3rd pinch valve 10; The 4th pinch valve 12 that is connected with second threeway 11, the reductive agent pipe 14 that is connected with the 4th pinch valve 12; Described second threeway 11 also is connected with second syringe pump 13.
Described waste liquid remover comprises the sewer pipe 18 that connects with the 3rd port of gas-liquid separator 16, the peristaltic pump 19 that is connected with sewer pipe 18.
At first the monitoring software of operating system makes to be full of current-carrying (cleaning fluid) in the sample channel, makes in the reductive agent pipe 14 to be full of reductive agent.
The first step, the quantitative sample injection pipeline is in the sample reagent solution, 4 conductings of first pinch valve, second pinch valve 8 turn-offs 12 conductings of the 4th pinch valve, the 3rd pinch valve 10 turn-offs, peristaltic pump 19 stalls, first syringe pump 5 is drawn the sample of set amount, and second syringe pump 13 is drawn the reductive agent of set amount, then the quantitative sample injection pipeline by automatic sampler automatically or by experiment personnel switch to by hand in the current-carrying, be that the work in second step is prepared;
Second step, 4 conductings of first pinch valve, second pinch valve 8 turn-offs, 12 conductings of the 4th pinch valve, the 3rd pinch valve 10 turn-offs, peristaltic pump 19 stalls, and first syringe pump, 5 volume aspirated equal or are slightly larger than the current-carrying liquid of quantitative ring 1 volume, guaranteeing that sample reagent is stored in the sample loop 3 fully, is to push away the sample reaction the 3rd step to prepare.
The 3rd step, first pinch valve 4 turn-offs, 8 conductings of second pinch valve, the 4th pinch valve 12 turn-offs, 10 conductings of the 3rd pinch valve, peristaltic pump 19 stalls, first syringe pump 5 and second syringe pump 13 are released reagent simultaneously and are reacted to reaction block 7, reacted gas-liquid mixture enters gas-liquid separator 16 under the effect of carrier gas carrier band, the steam that produces in the gas-liquid separator 16 is derived by steam pipe 15.
In the 4th step, first pinch valve 4 turn-offs 8 conductings of second pinch valve, the 4th pinch valve 12 turn-offs, 10 conductings of the 3rd pinch valve, and peristaltic pump 19 rotates, waste liquid in the gas-liquid separator 16 is discharged via peristaltic pump 19 and sewer pipe 18, also can rotate peristaltic pump 19 in the 3rd step waste liquid is discharged.
Present embodiment is connected to peristaltic pump 19 at sewer pipe 18, controls the flow state of waste liquid by peristaltic pump 19, can effluent discharge in detachment process, also can and in detachment process, keep air-tight state, and in cleaning process, rotate peristaltic pump 19 waste liquid is discharged.
Above content be in conjunction with concrete preferred implementation to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be considered as belonging to protection domain of the present utility model.
Claims (8)
1. noresidue steam generation systems, it is characterized in that, described noresidue steam generation systems comprises the quantitative sample injection pipeline, first threeway that connects with the quantitative sample injection pipeline, the sample loop that connects with first threeway, described first threeway also is connected with first volume pump, be connected with first operation valve between described first threeway and the quantitative sample injection pipeline, be connected with second operation valve between described first threeway and the steam generation module, steam generation module also is connected with the waste liquid discharger.
2. noresidue steam generation systems as claimed in claim 1 is characterized in that, described steam generation module comprises gas-liquid separator, and first port of described gas-liquid separator connects with second operation valve by reaction block; Its second port is connected with steam pipe, and its 3rd port is connected with the waste liquid remover.
3. noresidue steam generation systems as claimed in claim 2 is characterized in that, described steam generation module also comprises reaction block, its first port connects second operation valve, second port connects the 3rd operation valve, and the 3rd port connects first port of gas-liquid separator, and the 4th port connects the carrier gas pipe.
4. noresidue steam generation systems as claimed in claim 3 is characterized in that, described noresidue steam generation systems also comprises second threeway that is connected with the 3rd operation valve; The 4th operation valve that is connected with second threeway, the reductive agent pipe that is connected with the 4th operation valve; Described second threeway also is connected with second volume pump.
5. noresidue steam generation systems as claimed in claim 4 is characterized in that, described waste liquid remover comprises the 5th operation valve that connects with the 3rd port of gas-liquid separator and the sewer pipe that connects with the 5th operation valve.
6. noresidue steam generation systems as claimed in claim 5 is characterized in that, described the first～five operation valve is to have liquid flow path any one in pinch valve, Valve for compressing tubular liner, stop valve or the flow solenoid valve of function.
7. noresidue steam generation systems as claimed in claim 4 is characterized in that, described waste liquid remover comprises the sewer pipe that connects with the 3rd port of gas-liquid separator, the peristaltic pump that is connected with sewer pipe.
8. as claim 5 or 7 described noresidue steam generation systems, it is characterized in that described first volume pump and second volume pump are any one in syringe pump, ram pump, membrane pump or the Ceramic piston volume pump with accurate measurement function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320214630 CN203224443U (en) | 2013-04-25 | 2013-04-25 | No-residue steam generating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320214630 CN203224443U (en) | 2013-04-25 | 2013-04-25 | No-residue steam generating system |
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| Publication Number | Publication Date |
|---|---|
| CN203224443U true CN203224443U (en) | 2013-10-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320214630 Expired - Fee Related CN203224443U (en) | 2013-04-25 | 2013-04-25 | No-residue steam generating system |
Country Status (1)
| Country | Link |
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| CN (1) | CN203224443U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104730047A (en) * | 2013-12-23 | 2015-06-24 | 北京瑞利分析仪器有限公司 | Miniature vapor generation sampling system and sampling method for portable atomic fluorescence |
-
2013
- 2013-04-25 CN CN 201320214630 patent/CN203224443U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104730047A (en) * | 2013-12-23 | 2015-06-24 | 北京瑞利分析仪器有限公司 | Miniature vapor generation sampling system and sampling method for portable atomic fluorescence |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: BEIJING HAIGUANG INSTRUMENT CO., LTD. Free format text: FORMER NAME: HAIGUANG INSTRUMENT CORP, BEIJING |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 100016, Chaoyang District, Jiuxianqiao East Road, No. 1, block M3, Beijing light instrument company, Beijing Patentee after: BEIJING HAIGUANG INSTRUMENT Co.,Ltd. Address before: 100016, Chaoyang District, Jiuxianqiao East Road, No. 1, block M3, Beijing light instrument company, Beijing Patentee before: BEIJING KECHUANG HAIGUANG INSTR Co.,Ltd. |
|
| 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: 20131002 |