CN204613167U - A kind of on-line sample dilution neutralization test device - Google Patents
A kind of on-line sample dilution neutralization test device Download PDFInfo
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- CN204613167U CN204613167U CN201520335498.7U CN201520335498U CN204613167U CN 204613167 U CN204613167 U CN 204613167U CN 201520335498 U CN201520335498 U CN 201520335498U CN 204613167 U CN204613167 U CN 204613167U
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Abstract
A kind of on-line sample is diluted neutralization test device, is made up of air mix facilities, neutralizer, CCE, silicone tube and control line, ultrapure water storage bottle, sample bottle are connected to peristaltic pump, syringe pump, threeway mixer, electronic two position four-way valves, threeway mixer, neutralizer by dilution silicone tube, control box is by main control line control linkage peristaltic pump, syringe pump, threeway mixer, electronic two position four-way valves, neutralizer, sample automatic dilution and sample neutralization is completed online by pipeline and circuit, supplying sample to chromatographic analysis system, complete analysis.The utility model efficiently solves existing neutralisation can introduce the problem that ionic soil causes, suction pipe or volumetric flask is not re-used in whole N-process, so decrease pollution source, thus ensure the exact value that experimental data is measured, for research snow and ice ion chromatography provides reliable test condition.
Description
Technical field
The utility model relates to technical field of analytical chemistry, is specifically related to a kind of on-line sample dilution neutralization test device.
Background technology
During for soda acid sample analysis; highly acid or strong basicity sample usually can impact analysis results; or the selection of impact analysis method; so analyze again after must neutralizing sample; tradition neutralization method is chemical neutralization method or resin neutralisation; can ionic soil be introduced in the process implemented, the result of sample to be analyzed be impacted, makes result higher.
Some sample potential of hydrogen are higher and treat in sample that the concentration of measured ion is higher, analyze again after needing dilution, operate when off-line analysis cumbersome, if the suction pipe used in dilution or volumetric flask pollute or do not have wash clean, will directly cause the change of the sample concentration after diluting.
Utility model content
The purpose of this utility model provides a kind of on-line sample to dilute neutralization test device exactly for solving the problem.
The purpose of this utility model can be reached by following measures:
A kind of on-line sample dilution neutralization test device, by ultrapure water storage bottle, sample storage bottle, peristaltic pump I, syringe pump, peristaltic pump II, threeway mixer, electronic two position four-way valves I, neutralizer, electronic two position four-way valves II, control box, silicone tube, main control line and chromatographic analysis system form, and ultrapure water storage bottle is communicated with peristaltic pump I, peristaltic pump II respectively by silicone tube; Peristaltic pump I is communicated with threeway mixer; Threeway mixer is communicated with electronic two position four-way valves I; Electronic two position four-way valves I are communicated with electronic two position four-way valves II; Electronic two position four-way valves II are communicated with chromatographic analysis system with neutralizer respectively;
Sample storage bottle is communicated with syringe pump by silicone tube; Syringe pump is communicated with electronic two position four-way valves I; Electronic two position four-way valves I are communicated with electronic two position four-way valves II with threeway mixer respectively; Electronic two position four-way valves II are communicated with chromatographic analysis system with neutralizer respectively;
Control box by main control line respectively with peristaltic pump I, syringe pump, peristaltic pump II, threeway mixer, electronic two position four-way valves I, neutralizer, electronic two position four-way valves II connect.
Above-mentioned control box is provided with timing display screen and instruction supervisory keyboard.
The external blow-off pipe of above-mentioned neutralizer.
Advantage of the present utility model and beneficial effect are:
1, the utility model have employed neutralizer, efficiently solve existing neutralisation and can introduce the problem that ionic soil causes, suction pipe or volumetric flask is not re-used in whole N-process, so decrease pollution source, thus ensure the exact value that experimental data is measured, for research snow and ice ion chromatography provides reliable test condition.
2, the utility model structure is simple, easy to operate, practical, cost is low, in ice core sample analytical tests, the switching by on-line dilution sample and by control circuit and four-way valve carrys out choice for use Sample Dilution function, reduces and treats in sample that the concentration samples potential of hydrogen of measured ion is polluted.
3, the utility model is reasonable in design, during for soda acid sample analysis, in online and sample by neutralizer and function and circuit control device, improve the accurate control of analyzing sample size and reduce the higher error of laboratory sample result.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: electronic two position four-way valves I of 1-ultrapure water storage bottle, 2-sample storage bottle, 3-peristaltic pump I, 4-syringe pump, 5-peristaltic pump II, 6-threeway mixer, 7-, 8-neutralizer, electronic two position four-way valves II of 9-, 10-control box, 11-silicone tube, 12-main control line, 13-chromatographic analysis system, 14-blow-off pipe, 15-timing display screen, 16-instruction supervisory keyboard.
Embodiment
As shown in Figure 1, a kind of on-line sample dilution neutralization test device, by ultrapure water storage bottle 1, sample storage bottle 2, peristaltic pump I 3, syringe pump 4, peristaltic pump II 5, threeway mixer 6, electronic two position four-way valves I 7, neutralizer 8, electronic two position four-way valves II 9, control box 10, silicone tube 11, main control line 12 and chromatographic analysis system 13 form, and ultrapure water storage bottle 1 is communicated with peristaltic pump I 3, peristaltic pump II 5 respectively by silicone tube 11; Peristaltic pump I 3 is communicated with threeway mixer 6; Threeway mixer 6 is communicated with electronic two position four-way valves I 7; Electronic two position four-way valves I 7 are communicated with electronic two position four-way valves II 9; Electronic two position four-way valves II 9 are communicated with chromatographic analysis system 13 with neutralizer 8 respectively; Sample storage bottle 2 is communicated with syringe pump 4 by silicone tube 11; Syringe pump 4 is communicated with electronic two position four-way valves I 7; Electronic two position four-way valves I 7 are communicated with electronic two position four-way valves II 9 with threeway mixer 6 respectively; Electronic two position four-way valves II 9 are communicated with chromatographic analysis system 13 with neutralizer 8 respectively;
Control box 10 by main control line 12 respectively with peristaltic pump I 3, syringe pump 4, peristaltic pump II 5, threeway mixer 6, electronic two position four-way valves I 7, neutralizer 8, electronic two position four-way valves II 9 connect.
Control box 10 is provided with timing display screen 15 and instruction supervisory keyboard 16; The external blow-off pipe 14 of neutralizer 8.
Embodiment
This device has three kinds of mode of operations: use simultaneously dilution with in and function, only use dilution function, only use in and function, below separate introduction:
Simultaneously use dilution with in and function time, all parts all participate in action, pure water from ultrapure water storage bottle 1 is transported to threeway mixer 6 by peristaltic pump I 3 by the flow that controller 10 sets, sample meanwhile in sample storage bottle 2, flow is set by the instruction supervisory keyboard 16 on controller 10, send instruction through main control line 12, to syringe pump 4, the sample in sample storage bottle 2 is transported to threeway mixer 6 by the flow sample of specifying, pure water and sample again enter electronic two position four-way valves II 9 by electronic two position four-way valves I 7 after threeway mixer 6 mixed diluting, electronic two position four-way valves II 9 are connected with neutralizer 8, the neutralization chamber that dilute sample enters neutralizer 8 realizes neutralization, dilution, sample after neutralization returns electronic two position four-way valves II 9, finally enter chromatographic analysis system 13, carry out sample analysis, pure water simultaneously in ultrapure water storage bottle 1 is realized the automatic regeneration of neutralizer by the regeneration room that the flow that controller 10 sets is transported to neutralizer 8 by peristaltic pump II 5, the waste liquid produced is discharged by blow-off pipe 14.
When only using dilution function, neutralizer 8 does not participate in work, pure water from ultrapure water storage bottle 1 is transported to threeway mixer 6 by peristaltic pump I 3 by the flow that controller 10 sets, the flow that meanwhile sample of sample storage bottle 2 is set by controller 10 by syringe pump 4 is transported to threeway mixer 6 through electronic two position four-way valves I 7, pure water and sample again enter electronic two position four-way valves II 9 by electronic two position four-way valves I 7 after threeway mixer 6 mixed diluting, now electronic two position four-way valves II 9 are disconnected with neutralizer 8, sample does not directly enter chromatographic analysis system 13 by neutralizer 8, carry out sample analysis.
Time in only using with function, syringe pump 4 is by the instruction supervisory keyboard 16 operating and setting flow on controller 10, by the sample delivery in sample storage bottle 2 to electronic two position four-way valves I 7, now electronic two position four-way valves I 7 are disconnected with threeway mixer 6, the neutralization chamber that sample directly enters neutralizer 8 through electronic two position four-way valves II 9 realizes neutralization, sample after neutralization is got back to electronic two position four-way valves II 9 and is entered chromatographic analysis system 13 again, carry out sample analysis, pure water simultaneously in ultrapure water storage bottle 1 is realized the automatic regeneration of neutralizer by the regeneration room that the flow that controller 10 sets is transported to neutralizer 8 by peristaltic pump II 5, the waste liquid produced is discharged by blow-off pipe 14.
Control circuit 10 completes the conveying of pure water, sample by main control line 12, the control content of control circuit 10 comprise the start and stop of peristaltic pump I 3 and flow regulation, syringe pump 4 start and stop and flow regulation, the start and stop of peristaltic pump II 5 and the bilateral of flow regulation, electronic two position four-way valves I 7 and electronic two position four-way valves II 9 switches, the current switching of neutralizer 8.
The setting of controller 10 instruction is all completed by instruction supervisory keyboard 16.
Claims (3)
1. an on-line sample dilution neutralization test device, by ultrapure water storage bottle (1), sample storage bottle (2), peristaltic pump I (3), syringe pump (4), peristaltic pump II (5), threeway mixer (6), electronic two position four-way valves I (7), neutralizer (8), electronic two position four-way valves II (9), control box (10), silicone tube (11), main control line (12) and chromatographic analysis system (13) form, and it is characterized in that:
Ultrapure water storage bottle (1) is communicated with peristaltic pump I (3), peristaltic pump II (5) respectively by silicone tube (11); Peristaltic pump I (3) is communicated with threeway mixer (6); Threeway mixer (6) is communicated with electronic two position four-way valves I (7); Electronic two position four-way valves I (7) are communicated with electronic two position four-way valves II (9); Electronic two position four-way valves II (9) are communicated with chromatographic analysis system (13) with neutralizer (8) respectively;
Sample storage bottle (2) is communicated with syringe pump (4) by silicone tube (11); Syringe pump (4) is communicated with electronic two position four-way valves I (7); Electronic two position four-way valves I (7) are communicated with electronic two position four-way valves II (9) with threeway mixer (6) respectively; Electronic two position four-way valves II (9) are communicated with chromatographic analysis system (13) with neutralizer (8) respectively;
Control box (10) by main control line (12) respectively with peristaltic pump I (3), syringe pump (4), peristaltic pump II (5), threeway mixer (6), electronic two position four-way valves I (7), neutralizer (8), electronic two position four-way valves II (9) connect.
2. a kind of on-line sample dilution neutralization test device according to claim 1, is characterized in that: described control box (10) is provided with timing display screen (15) and instruction supervisory keyboard (16).
3. a kind of on-line sample dilution neutralization test device according to claim 1, is characterized in that: described neutralizer (8) external blow-off pipe (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520335498.7U CN204613167U (en) | 2015-05-22 | 2015-05-22 | A kind of on-line sample dilution neutralization test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520335498.7U CN204613167U (en) | 2015-05-22 | 2015-05-22 | A kind of on-line sample dilution neutralization test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204613167U true CN204613167U (en) | 2015-09-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520335498.7U Expired - Fee Related CN204613167U (en) | 2015-05-22 | 2015-05-22 | A kind of on-line sample dilution neutralization test device |
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| Country | Link |
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| CN (1) | CN204613167U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104897820A (en) * | 2015-05-22 | 2015-09-09 | 中国科学院寒区旱区环境与工程研究所 | On-line sample dilution and neutralization test device |
| CN106153425A (en) * | 2016-08-30 | 2016-11-23 | 中国科学院寒区旱区环境与工程研究所 | A kind of salt lake saline neutralization test device |
-
2015
- 2015-05-22 CN CN201520335498.7U patent/CN204613167U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104897820A (en) * | 2015-05-22 | 2015-09-09 | 中国科学院寒区旱区环境与工程研究所 | On-line sample dilution and neutralization test device |
| CN106153425A (en) * | 2016-08-30 | 2016-11-23 | 中国科学院寒区旱区环境与工程研究所 | A kind of salt lake saline neutralization test device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150902 Termination date: 20190522 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |