CN201740738U - Mercury vapor generator used for mercury vapor analyzer - Google Patents
Mercury vapor generator used for mercury vapor analyzer Download PDFInfo
- Publication number
- CN201740738U CN201740738U CN2010202851142U CN201020285114U CN201740738U CN 201740738 U CN201740738 U CN 201740738U CN 2010202851142 U CN2010202851142 U CN 2010202851142U CN 201020285114 U CN201020285114 U CN 201020285114U CN 201740738 U CN201740738 U CN 201740738U
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- mercury vapor
- vapor analyzer
- sequential injection
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a mercury vapor generator used for a mercury vapor analyzer, which comprises a multi-channel sequential injection valve, a solution storage tube, a sequential injection pump and the atomic fluorescence mercury vapor analyzer in loop series connection, wherein channel pipe orifices of the multi-channel sequential injection valve are sequentially connected with a sample solution bottle, a stannous chloride solution bottle, a large-volume bubbling bottle, an oxidant solution bottle and a small-volume bubbling bottle, wherein a series connection pipeline is arranged between the large-volume bubbling bottle and the small-volume bubbling bottle, and the volume of the large-volume bubbling bottle is a plurality of times to dozens of times of that of the small-volume bubbling bottle. The pipeline of an air pump is connected with a flowmeter in series and then extends into the bottom of the large-volume bubbling bottle; and the pipeline which is connected with the atomic fluorescence mercury vapor analyzer is further arranged in the small-volume bubbling bottle, and the atomic fluorescence mercury vapor analyzer is connected with a microcomputer. The mercury vapor generator has the benefits that due to the adoption of the design, the sensitivity can be improved by more than 3 times on the basis of the existing design, the accuracy of measurement is also significantly improved, the impacts of sample species on absorption peak are further greatly reduced, and the repeatability of the measurement of peak half-width is significantly improved.
Description
Technical field
The utility model relates to the mercuryvapour generator that a kind of mercury vapor analyzer uses.
Background technology
At present, domestic Trace Mercury measuring equipment mainly contains cold atom absorption mercury vapor analyzer and atomic fluorescence mercury vapor analyzer two big classes.Because the employed mercury vapour generator of these mercury vapor analyzers mostly adopts traditional design, not only its automation of operation degree is lower, and the height of the absorption peak of mercury and peak half-breadth also can be subjected to the influence of sample type and solution viscosity, therefore all existing problem aspect analysis speed, sensitivity and the accuracy three.In addition, the heating-up temperature that golden film method of trapping measurement mercury is resolved influences, and blank value is too high, and energy consumption is very big.
Summary of the invention
Goal of the invention of the present utility model is to provide a kind of mercuryvapour generator of mercury vapor analyzer use, adopts this generator can improve analysis speed, sensitivity, accuracy and the automaticity of mercury vapor analyzer.
The technical scheme that its technical matters that solves the utility model adopts is: the hyperchannel sequential injection valve, solution memotron, sequential injection pump and the atomic fluorescence mercury vapor analyzer that comprise loop series connection of this mercuryvapour generator, the passage mouth of pipe of hyperchannel sequential injection valve connect sample solution bottle, stannous chloride solution bottle, big volume in turn and turn over bubble bottle, oxidizing agent solution bottle and little volume and turn over the bubble bottle.Big volume turns over bubble bottle and little volume and turns between the bubble bottle and be provided with the series connection pipeline, and the volume that big volume turns over the bubble bottle is that little volume turns over the several times of bubble bottle or tens of times, and its preferred multiple is 10 times.Stretch into big volume behind the pipeline serial connection flowmeter of air pump and turn over the interior bottom of bubble bottle, little volume turns over the associated line that also is provided with in the bubble bottle with the atomic fluorescence mercury vapor analyzer.The atomic fluorescence mercury vapor analyzer is connected with the microcomputer that atomic fluorescence mercury vapor analyzer software is housed.
The waist that turns over the bubble bottle at described large and small volume can be provided with fixed groove, and bottle cap is provided with tool hole bolt, is provided with fixedly cutting ferrule between bottle cap and the bottleneck.
The beneficial effects of the utility model are: sensitivity can improve more than 3 times on the basis of existing design after adopting the design, the accuracy of measuring has also obtained significant raising, but also reduced the influence of sample type widely to absorption peak, improved the repeatability that the peak half-breadth is measured significantly.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in detail
Fig. 1 is the structural representation of the utility model embodiment 1
Fig. 2 is the structural representation of embodiment 2
Fig. 3 is the cross-sectional view of A-A portion among Fig. 2
Number in the figure:
1, hyperchannel sequential injection valve 2, solution memotron 3, sequential injection pump
4, atomic fluorescence mercury vapor analyzer 5, the passage mouth of pipe 6, sample solution bottle
7, stannous chloride solution bottle 8, big volume turn over bubble bottle 9, oxidizing agent solution bottle
10, little volume turns over bubble bottle 11, flowmeter 12, air pump 13, microcomputer
14, fixed groove 15, fixedly cutting ferrule 16, tool hole bolt
Embodiment
Example 1
As shown in Figure 1, the hyperchannel sequential injection valve 1, solution memotron 2, sequential injection pump 3 and the atomic fluorescence mercury vapor analyzer 4 that comprise loop series connection of the utility model mercuryvapour generator, the passage mouth of pipe 5 of hyperchannel sequential injection valve 1 connect sample solution bottle 6, stannous chloride solution bottle 7, big volume in turn and turn over bubble bottle 8, oxidizing agent solution bottle 9 and little volume and turn over bubble bottle 10.Big volume turns over bubble bottle 8 and little volume and turns between the bubble bottle 10 and be provided with the series connection pipeline, and the volume that big volume turns over bubble bottle 8 is ten times that little volume turns over bubble bottle 10.Enter big volume behind the pipeline serial connection flowmeter 11 of air pump 12 and turn over the bottom of steeping in the bottle 8, little volume turns over the associated line that also is provided with in the bubble bottle 10 with atomic fluorescence mercury vapor analyzer 4.Atomic fluorescence mercury vapor analyzer 4 is connected with the microcomputer 13 that mercury vapor analyzer software is housed.
Example 2
As Fig. 2, shown in Figure 3, the waist that the large and small volume in example 1 turns over bubble bottle 8,10 is provided with annular fixed groove 14, and 3 tool hole bolts 16 are housed on the bottle cap, is provided with fixedly cutting ferrule 15 between bottle cap and the bottleneck, and all the other are with example 1.
Example 3
Using method step of the present utility model is as follows:
1, sequential injection device common port is held 4, draws oxygenant (3% sulfuric acid-0.10% potassium permanganate), and common port is held 5 and pushed away oxygenant (3% sulfuric acid-0.10% potassium permanganate) and turn over the bubble bottle to 1ml.
2, air pump is opened, and gas flow is adjustable.
3, gas enters 10ml and turns over the bubble bottle.
4, sequential injection device common port is held 1, draws sample.
5, sequential injection device common port is held 3, and the release sample turns over to 10ml and steeps bottle.
6, sequential injection device common port is held 2, draws stannous chloride solution.
7, sequential injection device common port is held 3, and the release stannous chloride solution turns over to 10ml and steeps bottle.
8, continue about 1 minute.
9, control tolerance must not allow mercury vapour directly enter mercury vapor analyzer.
10, sequential injection device common port is held 2, draws stannous chloride.
11, sequential injection device common port is held 5, releases stannous chloride.
Claims (5)
1. the mercuryvapour generator that uses of a mercury vapor analyzer: it is characterized in that: this generator comprises hyperchannel sequential injection valve (1), solution memotron (2), sequential injection pump (3) and the atomic fluorescence mercury vapor analyzer (4) of loop series connection, and the passage mouth of pipe (5) of hyperchannel sequential injection valve (1) connects sample solution bottle (6), stannous chloride solution bottle (7), big volume in turn and turns over bubble bottle (8), oxidizing agent solution bottle (9) and little volume and turn over and steep bottle (10); Turn over bubble bottle (8) and little volume at big volume and turn between the bubble bottle (10) and be provided with the series connection pipeline, the volume that big volume turns over bubble bottle (8) be little volume turn over bubble bottle (10) several times to tens times; Stretch into big volume behind the pipeline serial connection flowmeter (11) of air pump (12) and turn over the interior bottom of bubble bottle (8); Little volume turns over the associated line that also is provided with in the bubble bottle (10) with atomic fluorescence mercury vapor analyzer (4); Atomic fluorescence mercury vapor analyzer (4) is connected with the microcomputer that mercury vapor analyzer software is housed (13).
2. mercuryvapour generator according to claim 1: it is characterized in that: the volume that described big volume turns over bubble bottle (8) is 10 times that little volume turns over bubble bottle (10).
3. mercuryvapour generator according to claim 1 and 2: it is characterized in that: the waist that turns over bubble bottle (8,10) at described large and small volume is provided with fixed groove (14).
4. mercuryvapour generator according to claim 3: it is characterized in that: on bottle cap, be provided with tool hole bolt (16).
5. mercuryvapour generator according to claim 4: it is characterized in that: between bottle cap and bottleneck, also be provided with fixedly cutting ferrule (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202851142U CN201740738U (en) | 2010-08-04 | 2010-08-04 | Mercury vapor generator used for mercury vapor analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202851142U CN201740738U (en) | 2010-08-04 | 2010-08-04 | Mercury vapor generator used for mercury vapor analyzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201740738U true CN201740738U (en) | 2011-02-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202851142U Expired - Fee Related CN201740738U (en) | 2010-08-04 | 2010-08-04 | Mercury vapor generator used for mercury vapor analyzer |
Country Status (1)
| Country | Link |
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| CN (1) | CN201740738U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102253168A (en) * | 2011-04-21 | 2011-11-23 | 上海理工大学 | Method and apparatus for producing mercury vapor with standard concentration |
| CN102500203A (en) * | 2011-09-26 | 2012-06-20 | 上海电力学院 | Generation device for bivalent mercury in simulated flue gas and application thereof |
| CN102798558A (en) * | 2012-08-06 | 2012-11-28 | 北京雪迪龙科技股份有限公司 | Hg standard gas generating device |
| CN103776805A (en) * | 2012-10-17 | 2014-05-07 | 北京瑞利分析仪器有限公司 | Constant temperature steam generation sample injecting system |
| CN106468629A (en) * | 2015-08-19 | 2017-03-01 | 东亚Dkk株式会社 | Reaction bowl assembly, gasification installation, pretreatment unit and hydrargyrum detection means |
| US10816532B2 (en) | 2018-10-31 | 2020-10-27 | Petrochina Company Limited | Methods and devices for detecting mercury isotopes in crude oil |
| US11119084B2 (en) | 2018-10-31 | 2021-09-14 | Petrochina Company Limited | Methods and devices for detecting mercury isotopes in natural gas |
| US11119085B2 (en) | 2018-10-31 | 2021-09-14 | Petrochina Company Limited | Methods and devices for detecting mercury isotopes in oil-gas sources |
-
2010
- 2010-08-04 CN CN2010202851142U patent/CN201740738U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102253168A (en) * | 2011-04-21 | 2011-11-23 | 上海理工大学 | Method and apparatus for producing mercury vapor with standard concentration |
| CN102253168B (en) * | 2011-04-21 | 2014-01-22 | 上海理工大学 | Method and apparatus for producing mercury vapor with standard concentration |
| CN102500203A (en) * | 2011-09-26 | 2012-06-20 | 上海电力学院 | Generation device for bivalent mercury in simulated flue gas and application thereof |
| CN102500203B (en) * | 2011-09-26 | 2014-02-26 | 上海电力学院 | Generation device for bivalent mercury in simulated flue gas and application thereof |
| CN102798558A (en) * | 2012-08-06 | 2012-11-28 | 北京雪迪龙科技股份有限公司 | Hg standard gas generating device |
| CN102798558B (en) * | 2012-08-06 | 2015-10-28 | 北京雪迪龙科技股份有限公司 | A kind of mercury Standard Gases generating means |
| CN103776805A (en) * | 2012-10-17 | 2014-05-07 | 北京瑞利分析仪器有限公司 | Constant temperature steam generation sample injecting system |
| CN103776805B (en) * | 2012-10-17 | 2016-06-15 | 北京瑞利分析仪器有限公司 | Constant temperature steam generation sampling system |
| CN106468629A (en) * | 2015-08-19 | 2017-03-01 | 东亚Dkk株式会社 | Reaction bowl assembly, gasification installation, pretreatment unit and hydrargyrum detection means |
| US10816532B2 (en) | 2018-10-31 | 2020-10-27 | Petrochina Company Limited | Methods and devices for detecting mercury isotopes in crude oil |
| US11119084B2 (en) | 2018-10-31 | 2021-09-14 | Petrochina Company Limited | Methods and devices for detecting mercury isotopes in natural gas |
| US11119085B2 (en) | 2018-10-31 | 2021-09-14 | Petrochina Company Limited | Methods and devices for detecting mercury isotopes in oil-gas sources |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110209 Termination date: 20120804 |