CN201518029U - Automatic analyzer for sulfides, phenol compounds, anionic detergents and aniline in sea water - Google Patents
Automatic analyzer for sulfides, phenol compounds, anionic detergents and aniline in sea water Download PDFInfo
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- CN201518029U CN201518029U CN2009202427171U CN200920242717U CN201518029U CN 201518029 U CN201518029 U CN 201518029U CN 2009202427171 U CN2009202427171 U CN 2009202427171U CN 200920242717 U CN200920242717 U CN 200920242717U CN 201518029 U CN201518029 U CN 201518029U
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- aniline
- sulfide
- phenolic compound
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- anionic detergent
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Abstract
An automatic analyzer for sulfides, phenol compounds, anionic detergents and aniline in sea water is characterized in that the automatic analyzer comprises a water sampling and distributing system, four sets of flow paths independent of one another, and a data processing system, wherein the water sampling and distributing system is respectively connected with the four sets of flow paths independent of one another through pipe fittings; standard samples or specimens used for detecting the sulfides, the phenol compounds, the anionic detergents and the aniline are respectively delivered to the four sets of flow paths; detectors in the four sets of flow paths independent of one another are respectively connected with the data processing system; and then the detection result signals obtained from the sulfides, the phenol compounds, the anionic detergents and the aniline in the standard samples or the specimens are respectively transmitted to the data processing system to be processed, stored and displayed. The analyzer can automatically analyze the sulfides, the phenol compounds, the anionic detergents and the aniline in the sea water on line at the same time, and a specimen is input, only the detection results of four pollutants in the specimen are required to be obtained at the same time.
Description
Technical field
The utility model relates to the automatic analytical instrument of sulfide in the seawater, phenolic compound, anionic detergent and aniline.
Background technology
Marine environmental pollution is on the rise in recent years.Sulfide, volatile phenol, anionic detergent and aniline content increase year by year in the ocean, influence halobiontic normal breeding, and human beings'health is worked the mischief and potential influence.Since seawater matrix complexity, serious interference, the content of above-mentioned four kinds of materials is very low again, and the difficulty of analysis is very big.
About the analytical approach and the instrument of sulfide, phenolic compound, anionic detergent and aniline,, be the analysis that is used for surface water and industrial sewage mostly though Chinese scholars has been carried out many research work.The national standard method therefor that China analyzes sulfide, volatile phenol, anionic detergent and aniline in the seawater is manual chemical method, thereby does not have corresponding automatic analytical instrument.The applicant of present patent application has successively submitted the automatic analysis method (publication number: CN101101264) of sulfide in the seawater to Patent Office of Intellectual Property Right in China office, automatic analysis method (the publication number: CN101187637) of phenolic compound in the seawater, automatic analysis method (the publication number: CN101241079) of anionic detergent in the seawater, (the publication number: CN101349650) four parts of patented claims of the automatic analysis method of aniline in the seawater, though relate to the flow passage structure of used analytical instrument in these four parts of patented claims, but described instrument can only be used to analyze seawater institute sulfur compound, phenolic compound, anionic detergent, a kind of pollutant in the aniline, and can not analyze sulfide in the seawater simultaneously, phenolic compound, four kinds of pollutants of anionic detergent and aniline, also unexposed online (scene) automatically analyze should be provided with adopt the moisture water system, thereby to obtain sulfide in the seawater, phenolic compound, four kinds of Analysis of contaminant results of anionic detergent and aniline not only the time long, and complicated operation.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and the instrument of sulfide, phenolic compound, anionic detergent and aniline in a kind of on-line automatic analysis seawater simultaneously is provided.
Sulfide in the seawater described in the utility model, phenolic compound, anionic detergent and aniline automatic analyzer, comprise and adopt the moisture water system, stream that quadruplet is separate and data handling system, adopting the moisture water system is connected with the separate stream of quadruplet respectively by pipe fitting, carry to them respectively and be used to detect sulfide, phenolic compound, the standard specimen of anionic detergent and aniline or sample, detecting device in the separate stream of quadruplet is connected with data handling system respectively, with sulfide in the described standard specimen that obtains or the sample, phenolic compound, the testing result signal of anionic detergent and aniline sends data handling system respectively to and handles, store and demonstration.
In the above-mentioned seawater in sulfide, phenolic compound, anionic detergent and the aniline automatic analyzer, the separate flow passage structure of described quadruplet is identical, and every cover stream includes sample flow path, reference liquid stream, colour developing liquid stream, low-lift pump, sampling valve and analyzing and testing stream; The analyzing and testing stream comprises stream, light source and the detecting device that is connected together in series by mixer, reactor, optical flow cell; Annexation between each stream: a termination of sample flow path is adopted the moisture water system, the mixer in another termination analyzing and testing stream; The inlet of low-lift pump is connected with reference liquid stream, colour developing liquid stream respectively, and its liquid outlet is connected with sampling valve; The liquid outlet of sampling valve is connected with mixer in the analyzing and testing stream; Light source is arranged on a side of optical flow cell, and detecting device is arranged on another survey of optical flow cell and relative with light source, the light signal that passes through optical flow cell that receives is transformed into electric signal and amplify after send data handling system to.
In the above-mentioned seawater in sulfide, phenolic compound, anionic detergent and the aniline automatic analyzer, detecting device is made up of photoelectric cell, direct current amplifier and logarithmic amplifier, photoelectric cell sends direct current amplifier to after converting the light signal that receives to electric signal, direct current amplifier will receive sends logarithmic amplifier to after amplifying from photronic electric signal, sends data handling system to after the electric signal from direct current amplifier that logarithmic amplifier will be received amplifies once more.
In order to reduce the volume of instrument, be convenient to assembling, carry and vibrationproof, the photoelectric cell in described light source, optical flow cell and the detecting device is installed concentratedly in a box body.
For preventing to enter in the stream bubble to analyzing the interference that produces, taked following technical measures: the mounting means of (1) described optical flow cell is to be 30 °～60 ° with horizontal angle α at the bottom of the pond of optical flow cell; (2) be provided with off-gas pump between described reactor and the optical flow cell.
In the above-mentioned seawater in sulfide, phenolic compound, anionic detergent and the aniline automatic analyzer, adopt the moisture water system and comprise a water pump, two first filtrators and two second filtrators, the water inlet of two first filtrators connects with the different water delivering orifices of water pump respectively by pipe fitting, and the water delivering orifice of two first filtrators is connected with the water inlet of two second filtrators respectively by pipe fitting.Described first filtrator is a coarse filter, and its filtration members is made by nylon taffeta; Described second filtrator is a fine filter, and filtration members is made by miillpore filter, and the aperture of micropore is 0.3 μ m～0.7 μ m on the filter membrane.
The utlity model has following beneficial effect:
1, because analytical instrument being provided with described in the utility model adopted moisture water system and the separate stream of quadruplet, and described stream is applicable to the analysis of sulfide in the seawater, phenolic compound, anionic detergent and aniline, therefore, sulfide, phenolic compound, anionic detergent and the aniline in the on-line automatic analysis seawater simultaneously, import the testing result that a kind of water sample (sample) can obtain four kinds of pollutants in the water sample simultaneously, gradation analysis with respect to these four kinds of pollutants has significantly reduced analysis time.
2, the photoelectric cell in described light source, optical flow cell and the detecting device is installed concentratedly in a box body, can be reduced the volume of instrument, be convenient to assembling, carry and vibrationproof.
3, owing to optimized the mounting means of optical flow cell, and between reactor and optical flow cell, be provided with off-gas pump, thereby can prevent to enter in the stream bubble, improve analysis precision.
4, the separate shared cover of stream of quadruplet is adopted a moisture water system and a sets of data disposal system, both simplifies the structure, and has reduced cost of manufacture again.
5, simple to operate, easy to use, be specially adapted to seawater be carried out on-the site analysis at sea.
Description of drawings
Fig. 1 is the structured flowchart of sulfide in the seawater described in the utility model, phenolic compound, anionic detergent and aniline automatic analyzer;
Fig. 2 is in sulfide in the seawater described in the utility model, phenolic compound, anionic detergent and the aniline automatic analyzer, adopts a kind of structural representation of moisture water system;
Fig. 3 is the circuit block diagram of sulfide in the seawater described in the utility model, phenolic compound, anionic detergent and aniline automatic analyzer;
Fig. 4 is in sulfide in the seawater described in the utility model, phenolic compound, anionic detergent and the aniline automatic analyzer, a kind of combination synoptic diagram of light source, optical flow cell and detecting device;
Fig. 5 is in sulfide in the seawater described in the utility model, phenolic compound, anionic detergent and the aniline automatic analyzer, a kind of scheme of installation of optical flow cell;
Fig. 6 is in sulfide in the seawater described in the utility model, phenolic compound, anionic detergent and the aniline automatic analyzer, a kind of installation site of off-gas pump and connected mode figure.
Among the figure, 1-water pump, 2-first filtrator, 3-nylon taffeta, 4-second filtrator, 5-miillpore filter, 6-assembling box, 7-light source, 8-silicone rubber tube, 9-optical flow cell, 10-photoelectric cell, 11-binding post, 12-compressing tablet, 13-pad, 14-bottom, 15-support.
Embodiment
Be described further below in conjunction with the structure and the using method of accompanying drawing sulfide, phenolic compound, anionic detergent and aniline automatic analyzer in the seawater described in the utility model.
In the present embodiment, the structure of sulfide, phenolic compound, anionic detergent and aniline automatic analyzer comprises and adopts moisture water system, separate stream and the data handling system of quadruplet as shown in Figure 1 in the seawater.
The structure of adopting the moisture water system comprises a water pump 1, two first filtrators 2 and two second filtrators 4 as shown in Figure 2; Water pump 1 is two passage low-lift pumps, its pressure 2～3 * 10
5Pa, pump discharge 0.5～2.0ml/min have the commercial goods; First filtrator 2 is made up of body and the filtration members that the nylon taffeta 3 that is installed on the body is made, second filtrator 4 is made up of body and the filtration members that the miillpore filter 5 that is installed on the body is made, the aperture of micropore is 0.3 μ m～0.7 μ m on the filter membrane, preferred 0.5 μ m; The water inlet of two first filtrators connects with the different water delivering orifices of water pump 1 respectively by pipe fitting, and the water delivering orifice of two first filtrators is connected with the water inlet of two second filtrators respectively by pipe fitting.
The separate flow passage structure of quadruplet is identical, every cover stream includes sample flow path, reference liquid stream, colour developing liquid stream, low-lift pump, sampling valve and analyzing and testing stream, the analyzing and testing stream comprises stream, light source and the detecting device that is connected together in series by mixer, reactor, off-gas pump, optical flow cell, as Fig. 1, shown in Figure 6.In the above-mentioned stream: low-lift pump is four～six passage constant flow pumps, pump discharge 0.2～1.0ml/min, working pressure 2～3 * 10
5Pa has the commercial goods of the multiple trade mark; Mixer is a three-port structure; Sampling valve is six logical auto injection valves, and its structure is seen the ZL02244841.1 patent; Reactor is the coiled structure, is that the polyfluortetraethylene pipe coiling of 0.5mm forms by internal diameter, and length is 3m; Off-gas pump is a micropump, pump discharge 0.5～2.0ml/min, working pressure 2～3 * 10
5Pa has the commercial goods; The light path of optical flow cell is 28mm or 60mm; Light source is a light emitting diode; Detecting device is made up of photoelectric cell, direct current amplifier and logarithmic amplifier, and photoelectric cell is selected silicon photocell for use, and direct current amplifier and logarithmic amplifier all have the commercial goods.
Light source 7, optical flow cell 9 and photoelectric cell 10 are installed concentratedly in assembling box 6, as shown in Figure 4, light source 7 is positioned at a side of optical flow cell 9 and is assembling on the box 6 by screw retention, photoelectric cell 10 is positioned at the opposite side of optical flow cell and is fixed on the assembling box 6 by compressing tablet 12, binding post 11, the bottom of optical flow cell 9 be placed on the assembling box bottom 14 on, bottom by screw retention on box body.In order to be 30 °～60 ° (preferred 45 °) with horizontal angle α at the bottom of the pond that makes optical flow cell, by the fixing assembling of support 15 boxes 6, as shown in Figure 5.
Data handling system is the computing machine that data processing software is installed.
The circuit structure of present embodiment as shown in Figure 3, stabilized voltage supply provides working current to light emitting diode (light source), direct current amplifier, logarithmic amplifier.Photoelectric cell sends direct current amplifier to after converting the light signal that receives to electric signal, direct current amplifier will receive sends logarithmic amplifier to after amplifying from photronic electric signal, sends data handling system to after the electric signal from direct current amplifier that logarithmic amplifier will be received amplifies once more.
During use, at first connect each stream, and open the instrument preheating, after waiting for 10min～15min, with standard specimen sample introduction analysis from thin to thick on instrument of sulfide, phenolic compound, anionic detergent and aniline, obtain corresponding a series of spectrograms, (μ g/L) is horizontal ordinate with standard specimen concentration, spectrum peak-to-peak height (mV) is an ordinate, draws the standard specimen curve.After finishing these preliminary works, can formally carry out the seawater sample analysis, obtain the spectrogram of sulfide, phenolic compound, anionic detergent and aniline in the seawater sample, obtain the concentration of four kinds of pollutants according to the peak height of four kinds of pollutant spectrograms from the standard specimen curve separately automatically.
Claims (9)
1. sulfide in the seawater, phenolic compound, anionic detergent and aniline automatic analyzer, it is characterized in that comprising and adopt the moisture water system, stream that quadruplet is separate and data handling system, adopting the moisture water system is connected with the separate stream of quadruplet respectively by pipe fitting, carry to them respectively and be used to detect sulfide, phenolic compound, the standard specimen of anionic detergent and aniline or sample, detecting device in the separate stream of quadruplet is connected with data handling system respectively, with sulfide in the described standard specimen that obtains or the sample, phenolic compound, the testing result signal of anionic detergent and aniline sends data handling system respectively to and handles, store and demonstration.
2. sulfide, phenolic compound, anionic detergent and aniline automatic analyzer in the seawater according to claim 1, it is characterized in that the separate flow passage structure of quadruplet is identical, every cover stream includes sample flow path, reference liquid stream, colour developing liquid stream, low-lift pump, sampling valve and analyzing and testing stream, the analyzing and testing stream comprises stream, light source and the detecting device that is connected together in series by mixer, reactor, optical flow cell
One termination of sample flow path is adopted the moisture water system, mixer in another termination analyzing and testing stream, the inlet of low-lift pump are connected with reference liquid stream, colour developing liquid stream respectively, and its liquid outlet is connected with sampling valve, the liquid outlet of sampling valve is connected with mixer in the analyzing and testing stream
Light source is arranged on a side of optical flow cell, and detecting device is arranged on the opposite side of optical flow cell and relative with light source, the light signal that passes through optical flow cell that receives is transformed into electric signal and amplify after send data handling system to.
3. sulfide, phenolic compound, anionic detergent and aniline automatic analyzer in the seawater according to claim 2, it is characterized in that detecting device is made up of photoelectric cell, direct current amplifier and logarithmic amplifier, photoelectric cell sends direct current amplifier to after converting the light signal that receives to electric signal, direct current amplifier will receive sends logarithmic amplifier to after amplifying from photronic electric signal, sends data handling system to after the electric signal from direct current amplifier that logarithmic amplifier will be received amplifies once more.
4. sulfide, phenolic compound, anionic detergent and aniline automatic analyzer in the seawater according to claim 3 is characterized in that the photoelectric cell (10) in light source (7), optical flow cell (9) and the detecting device is installed concentratedly in a box body.
5. according to sulfide, phenolic compound, anionic detergent and aniline automatic analyzer in the described seawater of arbitrary claim in the claim 2 to 4, it is characterized in that: the mounting means of (1) described optical flow cell (9) is to be 30 °～60 ° with horizontal angle α at the bottom of the pond of optical flow cell; (2) be provided with off-gas pump between described reactor and the optical flow cell.
6. according to sulfide, phenolic compound, anionic detergent and aniline automatic analyzer in the described seawater of arbitrary claim in the claim 1 to 4, it is characterized in that adopting the moisture water system and comprise a water pump (1), two first filtrators (2) and two second filtrators (4), the water inlet of two first filtrators connects with the different water delivering orifices of water pump respectively by pipe fitting, and the water delivering orifice of two first filtrators is connected with the water inlet of two second filtrators respectively by pipe fitting.
7. according to sulfide, phenolic compound, anionic detergent and aniline automatic analyzer in the described seawater of arbitrary claim in the claim 5, it is characterized in that adopting the moisture water system and comprise a water pump (1), two first filtrators (2) and two second filtrators (4), the water inlet of two first filtrators connects with the different water delivering orifices of water pump respectively by pipe fitting, and the water delivering orifice of two first filtrators is connected with the water inlet of two second filtrators respectively by pipe fitting.
8. sulfide, phenolic compound, anionic detergent and aniline automatic analyzer in the seawater according to claim 6, the filtration members that it is characterized in that described first filtrator (2) is made by nylon taffeta (3), the filtration members of described second filtrator (4) is made by miillpore filter (5), and the aperture of micropore is 0.3 μ m～0.7 μ m on the filter membrane.
9. sulfide, phenolic compound, anionic detergent and aniline automatic analyzer in the seawater according to claim 7, the filtration members that it is characterized in that described first filtrator (2) is made by nylon taffeta (3), the filtration members of described second filtrator (4) is made by miillpore filter (5), and the aperture of micropore is 0.3 μ m～0.7 μ m on the filter membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202427171U CN201518029U (en) | 2009-10-23 | 2009-10-23 | Automatic analyzer for sulfides, phenol compounds, anionic detergents and aniline in sea water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202427171U CN201518029U (en) | 2009-10-23 | 2009-10-23 | Automatic analyzer for sulfides, phenol compounds, anionic detergents and aniline in sea water |
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|---|---|
| CN201518029U true CN201518029U (en) | 2010-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009202427171U Expired - Fee Related CN201518029U (en) | 2009-10-23 | 2009-10-23 | Automatic analyzer for sulfides, phenol compounds, anionic detergents and aniline in sea water |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101696978B (en) * | 2009-10-23 | 2013-07-24 | 四川大学 | Automatic analyzing instrument of sulphide, phenolic compounds, anionic detergents and aniline in seawater |
| CN105445484A (en) * | 2015-12-22 | 2016-03-30 | 四川大学 | Flow injection analysis apparatus with exhausting function and exhausting method for flow injection analysis |
-
2009
- 2009-10-23 CN CN2009202427171U patent/CN201518029U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101696978B (en) * | 2009-10-23 | 2013-07-24 | 四川大学 | Automatic analyzing instrument of sulphide, phenolic compounds, anionic detergents and aniline in seawater |
| CN105445484A (en) * | 2015-12-22 | 2016-03-30 | 四川大学 | Flow injection analysis apparatus with exhausting function and exhausting method for flow injection analysis |
| CN105445484B (en) * | 2015-12-22 | 2017-06-16 | 四川大学 | Method for exhausting during Flow Injection Analysis device and Flow Injection Analysis with degassing function |
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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: 20100630 Termination date: 20121023 |