CN111948163A - Waste water detection sensing chip and system thereof - Google Patents
Waste water detection sensing chip and system thereof Download PDFInfo
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- CN111948163A CN111948163A CN201910416838.1A CN201910416838A CN111948163A CN 111948163 A CN111948163 A CN 111948163A CN 201910416838 A CN201910416838 A CN 201910416838A CN 111948163 A CN111948163 A CN 111948163A
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- mercury ion
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- 238000001514 detection method Methods 0.000 title claims abstract description 78
- 239000002351 wastewater Substances 0.000 title claims abstract description 21
- 239000011159 matrix material Substances 0.000 claims abstract description 31
- BQPIGGFYSBELGY-UHFFFAOYSA-N mercury(2+) Chemical compound [Hg+2] BQPIGGFYSBELGY-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000011248 coating agent Substances 0.000 claims abstract description 22
- 238000000576 coating method Methods 0.000 claims abstract description 22
- 239000012528 membrane Substances 0.000 claims abstract description 14
- 238000001914 filtration Methods 0.000 claims abstract description 11
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 7
- 239000010703 silicon Substances 0.000 claims abstract description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000010865 sewage Substances 0.000 claims description 19
- 229910000323 aluminium silicate Inorganic materials 0.000 claims description 6
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 6
- 150000004685 tetrahydrates Chemical class 0.000 claims description 6
- YNHJECZULSZAQK-UHFFFAOYSA-N tetraphenylporphyrin Chemical compound C1=CC(C(=C2C=CC(N2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3N2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 YNHJECZULSZAQK-UHFFFAOYSA-N 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims description 3
- CEQFOVLGLXCDCX-WUKNDPDISA-N methyl red Chemical compound C1=CC(N(C)C)=CC=C1\N=N\C1=CC=CC=C1C(O)=O CEQFOVLGLXCDCX-WUKNDPDISA-N 0.000 description 6
- XOSXWYQMOYSSKB-LDKJGXKFSA-L water blue Chemical compound CC1=CC(/C(\C(C=C2)=CC=C2NC(C=C2)=CC=C2S([O-])(=O)=O)=C(\C=C2)/C=C/C\2=N\C(C=C2)=CC=C2S([O-])(=O)=O)=CC(S(O)(=O)=O)=C1N.[Na+].[Na+] XOSXWYQMOYSSKB-LDKJGXKFSA-L 0.000 description 6
- XJRPTMORGOIMMI-UHFFFAOYSA-N ethyl 2-amino-4-(trifluoromethyl)-1,3-thiazole-5-carboxylate Chemical compound CCOC(=O)C=1SC(N)=NC=1C(F)(F)F XJRPTMORGOIMMI-UHFFFAOYSA-N 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- VFNGKCDDZUSWLR-UHFFFAOYSA-N disulfuric acid Chemical compound OS(=O)(=O)OS(O)(=O)=O VFNGKCDDZUSWLR-UHFFFAOYSA-N 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002835 absorbance Methods 0.000 description 1
- ABIUHPWEYMSGSR-UHFFFAOYSA-N bromocresol purple Chemical compound BrC1=C(O)C(C)=CC(C2(C3=CC=CC=C3S(=O)(=O)O2)C=2C=C(Br)C(O)=C(C)C=2)=C1 ABIUHPWEYMSGSR-UHFFFAOYSA-N 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/33—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using ultraviolet light
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- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
Abstract
The invention provides a waste water detection sensing chip, which comprises: the mercury ion sensor and the LED detection sensor are arranged on the surface of the silicon chip, connecting wires are arranged on the mercury ion sensor and the LED detection sensor, the mercury ion sensor is provided with a light receiver, a coating is arranged on the upper side of the light receiver, an ultraviolet lamp is arranged on the upper side of the coating, a sponge is arranged on the upper side of the ultraviolet lamp, clamping blocks are arranged on the upper side of the sponge, a filtering membrane is arranged between the clamping blocks, the LED detection sensor is provided with a shell, an LED lamp matrix is arranged in the shell, a detection LED is arranged in the middle of the LED lamp matrix, and a baffle is arranged between the detection LED and the LED lamp matrix; the wastewater detection sensing chip and the system thereof have the advantages of simple detection mode, high detection precision and capability of obtaining an analysis result in real time.
Description
Technical Field
The invention relates to the technical field of sewage detection, in particular to a waste water detection sensing chip and a system thereof.
Background
Along with the rapid development of science and technology and the improvement of living standard, the requirement on the environment is more and more, and waste water is directly discharged without being treated, so that the life of people is influenced, the surrounding environment is polluted, and the discharged waste water must be monitored.
Disclosure of Invention
Technical problem to be solved
In view of the above technical problems, an object of the present invention is to provide a wastewater detection sensor chip and a system thereof, so as to solve at least one of the above problems.
(II) technical scheme
According to an aspect of the present invention, there is provided a wastewater detection sensor chip, including: silicon chip, mercury ion sensor and LED detection sensor, mercury ion sensor with LED detection sensor sets up the silicon chip surface, mercury ion sensor with LED detection sensor is provided with the connecting wire, mercury ion sensor is provided with light receiver, is provided with the coating at the light receiver upside, the coating upside is provided with the ultraviolet lamp, the ultraviolet lamp upside is provided with the sponge, is provided with the fixture block at the sponge upside, be provided with filtration membrane between the fixture block, LED detection sensor is provided with the shell, is provided with LED lamp matrix in the shell inside, be provided with in the middle of the LED lamp matrix and survey LED, it is provided with the baffle to survey between LED and the LED lamp matrix.
In some embodiments, the LED light matrix comprises: infrared LEDs, red LEDs, orange LEDs, yellow LEDs, green LEDs, blue LEDs, ultraviolet LEDs.
In some embodiments, the filter membrane and sponge are doped with alumino-silicate.
In some embodiments, the coating is 5,10,15, 20-tetraphenyl-21H, 23H-porphine tetrasulfonyldisulfuric acid tetrahydrate.
In some embodiments, the LED light matrix is distributed in a circle.
In some embodiments, the ultraviolet lamp emits 448nm ultraviolet light.
A waste water detection sensing chip system comprises the following steps:
the sensing chip is put into the sewage;
electric energy is input through a connecting wire to provide electric energy for the mercury ion sensor and the LED detection sensor.
The mercury ion sensor works by enabling sewage to penetrate through the filtering membrane, enter the sponge and reach the coating through the spongeLayer, coating adsorbing Hg+The ultraviolet lamp emits 448nm ultraviolet light which is received by the optical receiver through the coating, meanwhile, the LED detection sensor works, sewage enters a gap formed by the LED lamp matrix, the detection LED and the baffle, the infrared LED, the red LED, the orange LED, the yellow LED, the green LED, the blue LED and the ultraviolet LED of the LED lamp matrix are all lighted, and the emitted light is received by the detection LED after passing through the sewage;
the signal received by the light receiver and the signal received by the detection LED are output by a connecting wire for analysis by an upper computer.
(III) advantageous effects
According to the technical scheme, the invention has the following beneficial effects:
(1) the mercury ion sensor and the LED detection sensor are arranged to simultaneously detect Hg+、Cd+、Pb2+Bromocresol purple, aniline blue and methyl red, and the detection mode is simple, the detection precision is high, and the analysis result can be obtained in real time.
(2) Filter membranes and sponges were doped with alumino-silicate for detection of Hg+In time, Ni in the sewage can be discharged2+And Zn2+The detection precision is improved due to the interference to the detection.
(3) The baffle can prevent the interference that other LEDs in the LED lamp matrix caused, has improved and has detected the precision.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural diagram of a mercury ion sensor according to the present invention.
In the figure, 1-silicon chip, 2-mercury ion sensor, 3-connecting wire, 4-LED detection sensor, 5-LED lamp matrix, 6-detection LED, 7-baffle, 8-shell, 9-coating, 10-sponge, 11-fixture block, 12-filtering membrane, 13-ultraviolet lamp and 14-light receiver.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
To facilitate understanding of the present embodiment, first, a detailed description is given to a wastewater detection sensor chip and a system thereof disclosed in the embodiments of the present invention, as shown in fig. 1, a wastewater detection sensor chip includes: silicon chip 1, mercury ion sensor 2 and LED detection sensor 4, sensor 2 and LED detection sensor 4 set up 1 surface of silicon chip, mercury ion sensor 2 and LED detection sensor 4 are provided with connecting wire 3, and LED detection sensor 4 is provided with shell 8, is provided with LED lamp matrix 5 in 8 inside of shell, and LED lamp matrix 5 includes: the infrared LED, the red LED, the orange LED, the yellow LED, the green LED, the blue LED and the ultraviolet LED can emit light with different colors for detecting Cd+、Pb2+The light source foundation has been established to bromcresol purple, aniline blue and methyl red, and LED lamp matrix 5 is circular distribution, reduces the space, improves space utilization, makes the sensing chip volume reduce, is provided with in the middle of LED lamp matrix 5 and surveys LED6, surveys and is provided with baffle 7 between LED6 and the LED lamp matrix 5, and baffle 7 can prevent the interference that other LEDs in the LED lamp matrix 5 caused, has improved the detection precision.
As shown in FIG. 2, the mercury ion sensor 2 is provided with a light receiver 14, a coating 9 is arranged on the upper side of the light receiver 14, and the coating 9 is tetrahydrate 5,10,15, 20-tetraphenyl-21H, 23H-porphine tetrasulfonyl disulfuric acid, tetrahydrate 5,10,15, 20-tetraphenyl-21H, 23H-porphine tetrasulfonyl disulfuric acid to Hg+Has excellent binding effect for detecting Hg+A foundation is laid, and the upper side of the coating 9 is provided withAn ultraviolet lamp 13, the ultraviolet lamp 13 emitting ultraviolet light of 448nm Hg+After being combined with tetrahydrate 5,10,15, 20-tetraphenyl-21H, 23H-porphine tetrasulfonyl disulfuric acid, the mercury ion probe has maximum absorption to 448nm ultraviolet light and achieves the purpose of detecting Hg+The purpose of, and detect the precision height, ultraviolet lamp 13 upside is provided with sponge 10, is provided with fixture block 11 at sponge 10 upside, is provided with filtration membrane 12 between fixture block 11, and filtration membrane 12 and sponge 10 are doped with alumino silicate, are detecting Hg and are detecting+In time, Ni in the sewage can be discharged2+And Zn2+The detection precision is improved due to the interference of the detection
A waste water detection sensing chip system comprises the following steps:
the sensing chip is put into the sewage;
electric energy is input through a connecting wire 3 to provide electric energy for the mercury ion sensor 2 and the LED detection sensor 4;
the mercury ion sensor 2 works, the mercury ion sensor 2 works by enabling sewage to penetrate through the filtering membrane 12, enter the sponge 10, pass through the sponge 10 and reach the coating 9, and the coating 9 absorbs Hg+Ultraviolet light of 448nm emitted by an ultraviolet lamp 13 is received by a light receiver 14 through a coating 9, meanwhile, an LED detection sensor 4 works, the work of the LED detection sensor 4 comprises that sewage enters a gap formed by an LED lamp matrix 5, a detection LED6 and a baffle 7, infrared LEDs, red LEDs, orange LEDs, yellow LEDs, green LEDs and blue LEDs of the LED lamp matrix 5 are all lighted, and the emitted light is received by a detection LED6 after passing through the sewage;
the signal received by the light receiver 14 and the signal received by the detection LED6 are output by the connecting line 3 for analysis by the upper computer.
Principle of operation
The operating principle of the mercury ion sensor 2 is that the filtering membrane 12 and the sponge 10 are doped with alumino-silicate, and Hg is detected+In the meantime, Ni in the sewage is discharged2+And Zn2+Interference with detection, Hg+Combined with 5,10,15, 20-tetraphenyl-21H, 23H-porphine tetrasulfonyldisulfuric acid tetrahydrate and having maximum absorption of 448nm ultraviolet light after combination, the ultraviolet light 13 emits 448nm ultraviolet light which is received by the light receiver 14 through the coating 9 and passes through the absorbance of 448nm lightTo calculate Hg+The concentration of (c).
The working principle of the LED detection sensor 4 is Cd+、Pb2+The maximum absorption light waves of bromocresol purple, aniline blue and methyl red are in the light waves emitted by the LED lamp matrix 5, the light emitted by sewage entering the gap formed by the LED lamp matrix 5, the detection LED6 and the baffle 7 is received by the detection LED6 after passing through the sewage, and Cd is calculated out through the absorption rate+、Pb2+Bromocresol purple, aniline blue, and methyl red, and the LED lamps in LED lamp matrix 5 will all be on Cd+、Pb2+Bromocresol purple, aniline blue, and methyl red, and the obtained results are verified and corrected with each other to give a final concentration result.
According to the technical scheme, the waste water detection sensing chip and the system thereof provided by the invention have the following beneficial effects:
(1) in the invention, the mercury ion sensor 2 and the LED detection sensor 4 can simultaneously Hg+、Cd+、Pb2+Bromocresol purple, aniline blue and methyl red, and the detection mode is simple, the detection precision is high, and the analysis result can be obtained in real time.
(2) In the invention, the filtering membrane 12 and the sponge 10 are doped with alumino-silicate, and Hg is detected+In time, Ni in the sewage can be discharged2 +And Zn2+The detection precision is improved due to the interference on the detection;
(3) in the invention, the baffle 7 can prevent interference caused by other LEDs in the LED lamp matrix 5, thereby improving the detection precision.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A waste water detection sensor chip, comprising: the mercury ion sensor (2) and the LED detection sensor (4) are arranged on the surface of the silicon chip (1), the mercury ion sensor (2) and the LED detection sensor (4) are provided with connecting wires (3), the mercury ion sensor (2) is provided with a light receiver (14), a coating (9) is arranged on the upper side of the light receiver (14), an ultraviolet lamp (13) is arranged on the upper side of the coating (9), a sponge (10) is arranged on the upper side of the ultraviolet lamp (13), a clamping block (11) is arranged on the upper side of the sponge (10), a filtering membrane (12) is arranged between the clamping blocks (11), the LED detection sensor (4) is provided with a shell (8), an LED lamp matrix (5) is arranged inside the shell (8), and a detection LED (6) is arranged in the middle of the LED lamp matrix (5), and a baffle (7) is arranged between the detection LED (6) and the LED lamp matrix (5).
2. A waste water detection sensor chip according to claim 1, wherein the LED lamp matrix (5) comprises: infrared LEDs, red LEDs, orange LEDs, yellow LEDs, green LEDs, blue LEDs, ultraviolet LEDs.
3. The wastewater detection sensor chip according to claim 1, wherein the filter membrane (12) and the sponge (10) are doped with alumino-silicate.
4. The wastewater detection sensor chip according to claim 1, wherein the coating (9) is 5,10,15, 20-tetraphenyl-21H, 23H-porphine tetrasulfonyldisulfuric acid tetrahydrate.
5. The waste water detection sensor chip as claimed in claim 1, wherein the LED lamp matrix (5) is distributed in a circle.
6. The wastewater detection sensor chip of claim 1, wherein the ultraviolet lamp (13) emits 448nm ultraviolet light.
7. A waste water detection sensing chip system comprises the following steps:
the sensing chip is put into the sewage;
electric energy is input through a connecting wire (3) to provide electric energy for the mercury ion sensor (2) and the LED detection sensor (4);
the mercury ion sensor (2) works, the mercury ion sensor (2) works by enabling sewage to penetrate through the filtering membrane (12), enter the sponge (10), pass through the sponge (10) and reach the coating (9), and the coating (9) adsorbs Hg+Ultraviolet light of 448nm emitted by an ultraviolet lamp (13) is received by a light receiver (14) through a coating (9), meanwhile, an LED detection sensor (4) works, the LED detection sensor (4) works in such a way that sewage enters a gap formed by an LED lamp matrix (5), a detection LED (6) and a baffle plate (7), an infrared LED, a red LED, an orange LED, a yellow LED, a green LED, a blue LED and an ultraviolet LED of the LED lamp matrix (5) are all lightened, and the emitted light is received by the detection LED (6) after passing through the sewage;
the signal received by the light receiver (14) and the signal received by the detection LED (6) are output by the connecting wire (3) for analysis by an upper computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910416838.1A CN111948163A (en) | 2019-05-17 | 2019-05-17 | Waste water detection sensing chip and system thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910416838.1A CN111948163A (en) | 2019-05-17 | 2019-05-17 | Waste water detection sensing chip and system thereof |
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| Publication Number | Publication Date |
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| CN111948163A true CN111948163A (en) | 2020-11-17 |
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| CN201910416838.1A Pending CN111948163A (en) | 2019-05-17 | 2019-05-17 | Waste water detection sensing chip and system thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101978263A (en) * | 2008-03-21 | 2011-02-16 | 爱科来株式会社 | Dry testing tool, method for measuring metal, and method for producing dry testing tool |
| CN103344683A (en) * | 2013-07-15 | 2013-10-09 | 长沙理工大学 | Sensing chip method for detecting mercury ions |
| CN104111255A (en) * | 2014-07-23 | 2014-10-22 | 东南大学 | Online PH detection device and method based on absorption spectrum of acid-base indicator |
| CN104345043A (en) * | 2014-07-16 | 2015-02-11 | 天津工业大学 | Porphyrin optical sensing functional film suitable for detecting heavy metal ions and preparation method of porphyrin optical sensing functional film |
| CN109060793A (en) * | 2018-09-08 | 2018-12-21 | 重庆科技学院 | A kind of paper substrate micro-fluidic core of multi-channel detection heavy metal ion |
| CN109650481A (en) * | 2018-12-27 | 2019-04-19 | 武汉芳笛环保股份有限公司 | A kind of domestic sewage treating compound and preparation method thereof |
-
2019
- 2019-05-17 CN CN201910416838.1A patent/CN111948163A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101978263A (en) * | 2008-03-21 | 2011-02-16 | 爱科来株式会社 | Dry testing tool, method for measuring metal, and method for producing dry testing tool |
| CN103344683A (en) * | 2013-07-15 | 2013-10-09 | 长沙理工大学 | Sensing chip method for detecting mercury ions |
| CN104345043A (en) * | 2014-07-16 | 2015-02-11 | 天津工业大学 | Porphyrin optical sensing functional film suitable for detecting heavy metal ions and preparation method of porphyrin optical sensing functional film |
| CN104111255A (en) * | 2014-07-23 | 2014-10-22 | 东南大学 | Online PH detection device and method based on absorption spectrum of acid-base indicator |
| CN109060793A (en) * | 2018-09-08 | 2018-12-21 | 重庆科技学院 | A kind of paper substrate micro-fluidic core of multi-channel detection heavy metal ion |
| CN109650481A (en) * | 2018-12-27 | 2019-04-19 | 武汉芳笛环保股份有限公司 | A kind of domestic sewage treating compound and preparation method thereof |
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Application publication date: 20201117 |