CN114544266B - Chloride ion real-time monitoring device used in atmosphere environment - Google Patents
Chloride ion real-time monitoring device used in atmosphere environment Download PDFInfo
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- CN114544266B CN114544266B CN202011313921.5A CN202011313921A CN114544266B CN 114544266 B CN114544266 B CN 114544266B CN 202011313921 A CN202011313921 A CN 202011313921A CN 114544266 B CN114544266 B CN 114544266B
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- chloride ion
- container
- liquid
- chloride
- liquid level
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- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 title claims abstract description 78
- 238000012806 monitoring device Methods 0.000 title claims abstract description 18
- 239000007788 liquid Substances 0.000 claims abstract description 73
- 238000000034 method Methods 0.000 claims abstract description 10
- 238000000151 deposition Methods 0.000 claims abstract description 8
- 239000000523 sample Substances 0.000 claims abstract description 4
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 24
- 238000012544 monitoring process Methods 0.000 claims description 7
- 239000011259 mixed solution Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000005070 sampling Methods 0.000 abstract description 5
- 230000008021 deposition Effects 0.000 abstract description 4
- 230000003111 delayed effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- -1 chlorine ions Chemical class 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2202—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention provides a chloride ion real-time monitoring device used in the atmosphere environment, which comprises a container with an open top, and is characterized in that: the container is internally provided with a chloride ion collection liquid and a chloride ion sensor, the chloride ion sensor is connected with the digital display device in a matching way, a probe of the chloride ion sensor is immersed into the chloride ion collection liquid, the chloride ion collection liquid is used for depositing and dissolving chloride ions in the atmosphere, and the chloride ion sensor is used for detecting the chloride ions and displaying the concentration of the chloride ions through the digital display device. The monitoring device provided by the invention can solve the problems of discontinuous analysis process, delayed analysis data and easy saturation of sampling in the chloride ion collection process, can accurately and rapidly collect and monitor chloride ions in the atmosphere, and can detect the deposition condition of the chloride ions in the atmosphere in real time.
Description
Technical Field
The invention belongs to the technical field of chloride ion monitoring equipment, and particularly relates to a chloride ion real-time monitoring device used in an atmospheric environment.
Background
At present, chlorine ions in the atmosphere are collected by means of a chlorine ion collecting device and a manual collecting method at home and abroad, and a typical structure is as a collecting device for measuring the deposition amount of the chlorine ions in the atmosphere environment provided by document CN205015201U, and the collecting device comprises a collecting bottle and the chlorine ion collecting device inserted into the collecting bottle; the collecting bottle comprises a bottle body and a liquid collecting disc filled with solution, and the liquid collecting disc is arranged at the lower part of the bottle body; the chloride ion collecting device comprises a column core, a clamping groove, a clamp and tubular gauze, wherein the tubular gauze is sleeved on the column core, the clamping groove clamps and seals the gauze above the column core, the clamp fixes the gauze in the middle of the column core and inserts the gauze into a bottle opening, and the free end of the gauze naturally sags into a solution in a bottle. However, the device for collecting the chloride ions has the problems of discontinuous sampling analysis process, long collection period, delay of analysis data and poor data accuracy, and particularly has discontinuous sampling and easy saturation of sampling, and can not immediately and rapidly realize the evaluation of the deposition rate of the chloride ions in the ocean atmosphere.
Furthermore, with increasing environmental pollution, there is inevitably some refuse such as plastic bags, strings, etc. in the ocean/sea island. In the process of long-term chlorine ion collection, the collection device provided by CN205015201U is adopted, so that garbage and leaves which fly along with wind sometimes fall on the collection device, and the objects fall on the column core and the clamping groove of the collection device easily, so that the accuracy of a collection result is influenced.
Disclosure of Invention
Aiming at the problems existing in the background technology, the invention aims to provide a chloride ion real-time monitoring device used in the atmosphere environment.
In order to achieve the above object, the present invention adopts the following technical scheme.
A chloride ion real-time supervision device for among atmospheric environment, it includes the open container in top, its characterized in that: the container is internally provided with a chloride ion collection liquid and a chloride ion sensor, the chloride ion sensor is connected with the digital display device in a matching way, a probe of the chloride ion sensor is immersed into the chloride ion collection liquid, the chloride ion collection liquid is used for depositing and dissolving chloride ions in the atmosphere, and the chloride ion sensor is used for detecting the chloride ions and displaying the concentration of the chloride ions through the digital display device.
Further, the chloride ion collection liquid is a mixed liquid of pure water and glycerol.
Preferably, the glycerol accounts for 30-70% of the total mixed solution.
More preferably, the glycerol accounts for 55% of the total mixed liquor.
In order to further improve the accuracy of the collection result, a liquid level sensor is further arranged in the container, the liquid level sensor is connected with a controller, the controller is connected with a collection liquid supply system, when the liquid level sensor senses that the liquid level in the container is lower than a lower limit value, the collection liquid supply system is started to supply chloride ion collection liquid, and when the liquid level sensor senses that the liquid level in the container reaches an upper limit value, the collection liquid supply system is closed.
In order to further improve the accuracy of the acquisition result, a conical net is arranged at the top of the container, the taper of the conical net is not more than 0.5, the wire diameter of the conical net is not more than 0.2mm, and the aperture of the conical net is between 10mm and 30 mm.
Preferably, the axial section of the container is rectangular or trapezoidal.
In order to further improve the accuracy of the acquired results, the liquid level of the chloride ion acquisition liquid is 10-15mm lower than the top surface of the container in the normal use process.
In order to further improve the accuracy of the acquired results, the upper and lower limit difference value of the chlorine ion acquisition liquid in the container is 2mm or 4mm in the normal monitoring process.
In order to improve the stability of the collecting device, the conical net tip is fixedly connected with a canopy framework, and the bottom of the container is fixed on the ground or a supporting table surface.
The beneficial effects are that: the monitoring device provided by the invention can solve the problems of discontinuous analysis process, delayed analysis data and easy saturation of sampling in the chloride ion collection process, can accurately and rapidly realize collection and monitoring of chloride ions in the atmosphere, and can detect the chloride ion deposition condition in the atmosphere in real time, and compared with the collection device provided by CN205015201U, the accuracy of the collection result of the monitoring device is better; more importantly, the monitoring device provided by the invention can prevent the garbage and leaves which fly away with wind from falling on the monitoring device or in the container, and prevent the objects from affecting the accuracy of chloride ion collection and collection results. In addition, the monitoring device provided by the invention has the advantages of simple structure, good stability and easiness in implementation.
Drawings
FIG. 1 is a schematic diagram of a real-time chloride ion monitoring apparatus for use in an atmospheric environment in example 1;
FIG. 2 is a schematic diagram of a conical net of a real-time chloride ion monitoring device for use in an atmospheric environment according to an embodiment;
FIG. 3 is a schematic diagram of a real-time chloride ion monitoring apparatus for use in an atmospheric environment in example 2;
fig. 4 is a schematic diagram of a real-time chloride ion monitoring apparatus for use in an atmospheric environment in example 3.
Detailed Description
The following description of the embodiments of the present invention will be made more apparent and fully by reference to the accompanying drawings and examples, in which some, but not all embodiments of the invention are shown. It is noted that the following examples are not to be construed as limiting the scope of the invention, and that those skilled in the art will make numerous insubstantial modifications and adaptations in light of the present disclosure.
Example 1
Referring to fig. 1 and 2, a chloride ion real-time monitoring device for an atmospheric environment comprises a container 3 with an open top, wherein the axial cross section of the container 3 is rectangular, a chloride ion collecting liquid 6 and a chloride ion sensor 5 are arranged in the container 3, the chloride ion sensor 5 is connected with a digital display device 2 in a matching way, a probe of the chloride ion sensor 5 is immersed in the chloride ion collecting liquid 6, the chloride ion collecting liquid 6 is used for depositing and dissolving chloride ions in the atmospheric environment, and the chloride ion sensor 5 is used for detecting the chloride ions and displaying the concentration of the chloride ions through the digital display device 2.
In this example, the chloride ion collection liquid 6 is a mixture of pure water and glycerol, and the volume of glycerol is 55% of the total volume of the mixture.
In this embodiment, a liquid level sensor 4 is further disposed in the container 3, the liquid level sensor 4 is connected to the controller 1, the controller 1 is connected to the collection liquid supply system, when the liquid level sensor 4 senses that the liquid level in the container 3 is lower than a lower limit value, the collection liquid supply system is started to supply the chloride ion collection liquid, and when the liquid level sensor 4 senses that the liquid level in the container 3 reaches an upper limit value, the collection liquid supply system is closed. The collecting liquid supply system comprises a storage box for containing chloridion collecting liquid, the storage box is communicated with the container 3 through a pipeline, a control valve is arranged on the pipeline, and the control valve is connected with the controller 1; when the controller 1 receives a liquid shortage (liquid level is lower than the lower limit value) signal fed back by the liquid level sensor 4, the controller 1 sends out a signal to open a control valve; when the controller 1 receives a full liquid (liquid level reaches an upper limit value) signal fed back by the liquid level sensor 4, the controller 1 sends a signal to close the control valve.
In this embodiment, a conical net 7 is arranged at the top of the container 3, the tip of the conical net 7 is fixedly connected with a canopy framework 8, the bottom of the container 1 is fixed on the ground or a supporting table, the taper of the conical net 7 is not more than 0.5, the included angle of the inner angle at the top of the conical net 7 is 15 °, the wire diameter of the conical net 7 is not more than 0.2mm, and the aperture of the conical net 7 is about 25mm.
In the real-time chloride ion monitoring device used in the atmospheric environment in this embodiment, in the normal use process, the liquid level of the chloride ion collection liquid 6 is 12mm lower than the top surface of the container 3, two sets of liquid level sensors 4 can be adopted, one set is used for detecting the lower limit value of the liquid level, the other set is used for detecting the upper limit value of the liquid level, and the upper limit value and the lower limit value are 2mm (the height difference of detection points of the two sets of liquid level sensors 4 is 2 mm).
Example 2
A real-time chloride ion monitoring device for use in an atmospheric environment, as shown with reference to example 1 and in connection with fig. 3, differs from example 1 in that: the angle of the top internal angle of the conical net 7 is 30 deg..
Example 3
A real-time chloride ion monitoring device for use in an atmospheric environment, as shown with reference to example 1 and in connection with fig. 4, differs from example 1 in that: the axial section of the container is trapezoidal; the upper and lower limit values of the detected liquid level of the two sets of liquid level sensors 4 are 4mm.
Other embodiments
A real-time chloride ion monitoring device for use in an atmospheric environment, as shown with reference to example 1 in conjunction with fig. 4, differs from example 1 in the following alternatives: the glycerol accounts for 30-70% of the total amount of the mixed solution; the aperture of the conical net 7 is between 10mm and 30 mm; in normal use, the liquid level of the chloridion collection liquid 6 is 10-15mm lower than the top surface of the container 3.
Claims (2)
1. A chloride ion real-time supervision device for among atmospheric environment, it includes open top container (3), its characterized in that: a chloride ion collection liquid (6) and a chloride ion sensor (5) are arranged in the container (3), the chloride ion sensor (5) is connected with the digital display device (2) in a matched mode, a probe of the chloride ion sensor (5) is immersed into the chloride ion collection liquid (6), the chloride ion collection liquid (6) is used for depositing and dissolving chloride ions in the atmosphere, and the chloride ion sensor (5) is used for detecting the chloride ions and displaying the concentration of the chloride ions through the digital display device (2);
the chloridion collection liquid (6) is a mixed liquid of pure water and glycerol;
the glycerol volume accounts for 55% of the total amount of the mixed solution;
a liquid level sensor (4) is further arranged in the container (3), the liquid level sensor (4) is connected with the controller (1), the controller (1) is connected with the collecting liquid supply system, when the liquid level sensor (4) senses that the liquid level in the container (3) is lower than a lower limit value, the collecting liquid supply system is started to supply chloridion collecting liquid, and when the liquid level sensor (4) senses that the liquid level in the container (3) reaches an upper limit value, the collecting liquid supply system is closed;
a conical net (7) is arranged at the top of the container (3), the taper of the conical net (7) is not more than 0.5, the wire diameter of the conical net (7) is not more than 0.2mm, and the aperture of the conical net (7) is between 10mm and 30 mm;
in the normal use process, the liquid level of the chloridion collection liquid (6) is 10-15mm lower than the top surface of the container (3);
in the normal monitoring process, the difference between the upper limit and the lower limit of the chloridion collection liquid (6) in the container (3) is 2 or 4mm;
the tip of the conical net (7) is fixedly connected with a canopy framework (8), and the bottom of the container (1) is fixed on the ground or a supporting table surface.
2. The real-time chloride ion monitoring device for use in an atmospheric environment of claim 1, wherein: the axial section of the container (3) is rectangular or trapezoidal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011313921.5A CN114544266B (en) | 2020-11-20 | 2020-11-20 | Chloride ion real-time monitoring device used in atmosphere environment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011313921.5A CN114544266B (en) | 2020-11-20 | 2020-11-20 | Chloride ion real-time monitoring device used in atmosphere environment |
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| Publication Number | Publication Date |
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| CN114544266A CN114544266A (en) | 2022-05-27 |
| CN114544266B true CN114544266B (en) | 2023-12-22 |
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| CN202011313921.5A Active CN114544266B (en) | 2020-11-20 | 2020-11-20 | Chloride ion real-time monitoring device used in atmosphere environment |
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Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU5641790A (en) * | 1989-05-18 | 1990-12-18 | Biological Control Systems Pty. Ltd. | Air sampling |
| JPH0653968U (en) * | 1991-05-31 | 1994-07-22 | 三菱重工業株式会社 | pH / chlorine ion continuous automatic measuring device |
| CN2591649Y (en) * | 2002-12-31 | 2003-12-10 | 河北先河科技发展有限公司 | Automatic monitoring instrument for raining |
| CN205015201U (en) * | 2015-09-29 | 2016-02-03 | 国网福建省电力有限公司 | Collection system of chlorion deposition survey in atmospheric environment |
| CN107202865A (en) * | 2017-05-12 | 2017-09-26 | 上海大学 | Heavy metal stabilizing and the quick determination method of toxicity in domestic garbage incineration flyash |
| CN107290256A (en) * | 2017-06-15 | 2017-10-24 | 国网福建省电力有限公司 | A kind of concentration of saline fog method for automatic measurement and device |
| CN110044830A (en) * | 2019-04-09 | 2019-07-23 | 中国电器科学研究院股份有限公司 | A kind of device and detection method for on-line checking atmosphere salt fog content |
| CN209166892U (en) * | 2018-12-12 | 2019-07-26 | 青岛海颐天仪器有限公司 | A kind of multi-functional precipitation dustfall sampler for realizing the acquisition of real-time sample data |
| CN110687040A (en) * | 2019-10-30 | 2020-01-14 | 中国兵器工业第五九研究所 | Salt mist generator and salt mist generation method |
| CN111141700A (en) * | 2019-12-27 | 2020-05-12 | 广西国盛稀土新材料有限公司 | Determination method for detecting chloride ions in rare earth single oxide |
| CN111337527A (en) * | 2020-04-15 | 2020-06-26 | 中国兵器工业第五九研究所 | Chloride ion sensor and method for collecting chloride ions in marine atmosphere |
| CN210923205U (en) * | 2019-10-31 | 2020-07-03 | 中国兵器工业第五九研究所 | A chloride ion collection system for among atmospheric environment |
| CN111796083A (en) * | 2020-08-10 | 2020-10-20 | 湖南建研信息技术股份有限公司 | Real-time monitoring device and method for content of chloride ions in sand for concrete production line |
-
2020
- 2020-11-20 CN CN202011313921.5A patent/CN114544266B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU5641790A (en) * | 1989-05-18 | 1990-12-18 | Biological Control Systems Pty. Ltd. | Air sampling |
| JPH0653968U (en) * | 1991-05-31 | 1994-07-22 | 三菱重工業株式会社 | pH / chlorine ion continuous automatic measuring device |
| CN2591649Y (en) * | 2002-12-31 | 2003-12-10 | 河北先河科技发展有限公司 | Automatic monitoring instrument for raining |
| CN205015201U (en) * | 2015-09-29 | 2016-02-03 | 国网福建省电力有限公司 | Collection system of chlorion deposition survey in atmospheric environment |
| CN107202865A (en) * | 2017-05-12 | 2017-09-26 | 上海大学 | Heavy metal stabilizing and the quick determination method of toxicity in domestic garbage incineration flyash |
| CN107290256A (en) * | 2017-06-15 | 2017-10-24 | 国网福建省电力有限公司 | A kind of concentration of saline fog method for automatic measurement and device |
| CN209166892U (en) * | 2018-12-12 | 2019-07-26 | 青岛海颐天仪器有限公司 | A kind of multi-functional precipitation dustfall sampler for realizing the acquisition of real-time sample data |
| CN110044830A (en) * | 2019-04-09 | 2019-07-23 | 中国电器科学研究院股份有限公司 | A kind of device and detection method for on-line checking atmosphere salt fog content |
| CN110687040A (en) * | 2019-10-30 | 2020-01-14 | 中国兵器工业第五九研究所 | Salt mist generator and salt mist generation method |
| CN210923205U (en) * | 2019-10-31 | 2020-07-03 | 中国兵器工业第五九研究所 | A chloride ion collection system for among atmospheric environment |
| CN111141700A (en) * | 2019-12-27 | 2020-05-12 | 广西国盛稀土新材料有限公司 | Determination method for detecting chloride ions in rare earth single oxide |
| CN111337527A (en) * | 2020-04-15 | 2020-06-26 | 中国兵器工业第五九研究所 | Chloride ion sensor and method for collecting chloride ions in marine atmosphere |
| CN111796083A (en) * | 2020-08-10 | 2020-10-20 | 湖南建研信息技术股份有限公司 | Real-time monitoring device and method for content of chloride ions in sand for concrete production line |
Non-Patent Citations (4)
| Title |
|---|
| "Development of highly accelerated natural environmental test system";Yang Xiaoran 等;《Corrosion Science and Protection Technology》;第24卷(第6期);第489-493页 * |
| "Real-time aerosol chloride deposition measuring device using a conductivity sensor";Ngoc Duc Pham 等;《Atmospheric Environment》;第213卷;第757-766页 * |
| "热带海岛大气中氯离子沉降速率";胡杰珍 等;《腐蚀与防护》;第39卷(第6期);第463-466+469页 * |
| "空气中氯离子沉积速率的影响因素分析";郭赞洪 等;《装备环境工程》;第17卷(第10期);第124-130页 * |
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