CN108020510B - Water quality monitoring device - Google Patents
Water quality monitoring device Download PDFInfo
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- CN108020510B CN108020510B CN201711330380.5A CN201711330380A CN108020510B CN 108020510 B CN108020510 B CN 108020510B CN 201711330380 A CN201711330380 A CN 201711330380A CN 108020510 B CN108020510 B CN 108020510B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 238000012806 monitoring device Methods 0.000 title claims abstract description 21
- 238000001514 detection method Methods 0.000 claims abstract description 145
- 238000012544 monitoring process Methods 0.000 claims abstract description 16
- 239000007788 liquid Substances 0.000 claims description 14
- 238000004891 communication Methods 0.000 claims description 4
- 230000003993 interaction Effects 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 9
- 238000000041 tunable diode laser absorption spectroscopy Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 4
- 230000007774 longterm Effects 0.000 abstract description 2
- 230000008092 positive effect Effects 0.000 abstract description 2
- 238000007689 inspection Methods 0.000 description 10
- 238000012360 testing method Methods 0.000 description 7
- 238000005070 sampling Methods 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 4
- 239000000306 component Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000012533 medium component Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 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
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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
- G01N21/39—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using tunable lasers
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Abstract
The invention discloses a water quality monitoring device, which comprises a shell, a front cover plate and a rear cover plate, wherein the front cover plate is arranged on the shell; and 6 hollow cavities are arranged between the two end surfaces of the shell in the length direction. The TDLAS technology is successfully applied underwater, continuous monitoring with low cost, multiple monitoring points and continuous linearity is realized, personnel watching is not needed, the method is particularly suitable for the characteristics of long-term, continuity and mutability of hydrology and water quality monitoring, and positive effects on existing water quality environment detection and monitoring are possible.
Description
Technical Field
The invention belongs to the technical field of environmental protection monitoring, and particularly relates to a continuous laser detection technology based on a TDLAS technology, in particular to a water quality monitoring device.
Background
The existing water quality monitoring generally carries out detection by fishing a water sample with a container and then bringing the water sample to a laboratory, and has the problems of poor timeliness and poor data reliability:
firstly, in practice, the density and the type of impurities in different water layers are different, and the process of fishing up water at a sampling point is finished, so that the risk of polluting and diluting a sample exists;
secondly, the salvaged water sample can volatilize, deteriorate, disperse and the like under the influence of factors such as oxygen, sunlight and the like;
thirdly, sampling from a sample point, the problems that the sample capacity is small, errors are easy to occur in measurement and statistics, and induction analysis formed by accumulation is lacked, namely the defect of point outline exists;
finally, existing water quality monitoring is a discrete, intermittent detection method. Although the equipment is loaded on a vehicle or a ship, the cost is high, the consumed manpower and material resources are large, and the equipment is not suitable for continuous detection.
The TDLAS technology is a nondestructive, real-time sampling and detecting technology for a medium to be detected by adopting laser. The technology has been gradually popularized in the technical fields of atmospheric environment, underground safety, dangerous place monitoring and the like from the introduction and application of the military field in the early stage. At present, the TDLAS technology is adopted underwater for reporting and application. If the existing underwater detection equipment can be improved properly, the TDLAS technology is combined with the existing underwater detection equipment, so that the existing water quality environment detection and monitoring can be positively influenced.
Disclosure of Invention
Aiming at the defects of the existing water quality monitoring, the invention provides a water quality monitoring device, which comprises the following components in part by weight:
a water quality monitoring device comprises a shell, a front cover plate and a rear cover plate;
the shell is a cylinder; a traction bracket is arranged on the outer surface of one end of the shell in the length direction; the outer surface of the other end of the shell in the length direction is provided with a balance tail wing;
6 hollow cavities are arranged between two end faces in the length direction of the shell; the 6 hollow cavities are parallel to each other and all penetrate through the shell; the 6 hollow cavities are respectively called: the device comprises an equipment cabin, a left sample cabin, a right sample cabin, a left detection cabin, a right detection cabin and a bottom detection cabin;
wherein,
the end part of the shell at one side provided with the traction bracket is provided with a front cover plate; the front cover plate is provided with 5 front cover plate through holes which respectively correspond to the front openings of the left sample cabin, the right sample cabin, the left detection cabin, the right detection cabin and the bottom detection cabin; a front cover plate magnetic control valve is arranged on the front cover plate outside the through hole of the front cover plate;
the end part of the shell at one side provided with the balance tail wing is provided with a rear cover plate; the rear cover plate is provided with 3 rear cover plate through holes which respectively correspond to the rear side openings of the left detection cabin, the right detection cabin and the bottom detection cabin; a rear cover plate magnetic control valve is arranged on the rear cover plate outside the through hole of the rear cover plate;
a screw rod is respectively arranged in the left sample chamber and the right sample chamber; the screw rod is provided with a nut and a waterproof motor; the nut is driven by a waterproof motor to move back and forth along the length direction of the lead screw; the outer diameter of the nut is matched with the inner diameters of the left sample cabin and the right sample cabin;
a laser detection bracket is respectively arranged in the left detection cabin and the right detection cabin; the laser detection bracket is a circular tube; the two ends of the laser detection bracket are respectively provided with a laser emitting module and a laser receiving module;
the equipment cabin is internally provided with a singlechip and a power supply, and the singlechip is connected with the power supply and gets electricity; shell through holes are formed among the equipment cabin, the left sample cabin, the right sample cabin, the left detection cabin and the right detection cabin, and a waterproof adapter is matched with each shell through hole; the laser emission module and the laser receiving module in the left detection cabin, the laser emission module and the laser receiving module in the right detection cabin, the waterproof motor in the left sample cabin and the waterproof motor in the right sample cabin are respectively connected with the singlechip and the power supply in the equipment cabin through wires and a waterproof adapter.
The detection method of the water quality monitoring device comprises the following steps:
step 1: the singlechip detects and controls the front cover plate magnetic control valve and the rear cover plate magnetic control valve to be in an open state, the laser emission modules in the left detection cabin and the right detection cabin do not work, and the waterproof motors in the left sample cabin and the right sample cabin drive the nuts to move to the end part of the screw rod close to one side of the front cover plate;
step 2: manually inputting detection working parameters into the single chip microcomputer;
and step 3: connecting a rope with a traction bracket, and putting a water quality monitoring device into a water area to be detected; putting the rope into water until the water quality monitoring device reaches the water level to be detected;
and 4, step 4: the singlechip drives a laser emission module in the left detection cabin and/or the right detection cabin to generate and emit laser beams according to manually set parameters; after passing through the liquid in the laser detection supports in the left detection cabin and the right detection cabin, the laser beam is received by the corresponding laser receiving modules and fed back to the single chip microcomputer, and the single chip microcomputer performs sampling, amplification, filtration, component analysis and storage;
and 5: the single chip microcomputer drives a waterproof motor in the left sample cabin and/or the right sample cabin to rotate according to manually set parameters, drives a nut to move to the end part of a screw rod close to one side of the rear cover plate, and pumps a liquid sample in a detection area into the left sample cabin and/or the right sample cabin; then, a front cover plate magnetic control valve corresponding to the left sample chamber and/or the right sample chamber is controlled by the single chip microcomputer to be closed, and a liquid sample is obtained;
step 6: the singlechip communicates with an industrial personal computer on the water surface through a lead and a waterproof adapter, transmits data and detects according to manual instructions;
and 7: after the detection is finished, the laser emitting modules in the left detection cabin and/or the right detection cabin are controlled by the single chip microcomputer to stop working; the water quality monitoring device is lifted by a rope and a winch.
Advantageous technical effects
1) The invention has a left sample cabin and a right sample cabin, can extract and store the water sample with abnormal components detected by the left detection cabin or/and the right detection cabin in a sealing way, not only prevents the water sample from being polluted and diluted in the salvaging process, but also can accurately obtain the water sample needing to be further detected;
2) the invention directly carries out detection under water, only transmits the data result through a wire, and avoids the problems of deterioration and the like of the sample under the influence of factors such as oxygen, sunlight and the like;
3) the invention sinks in the water area to be detected and samples and detects continuously in real time, can accumulate the data in the long time interval, the sample capacity is large, the error of the result measured and counted is smaller, it is the inductive analysis formed by accumulation, the representativeness of the data material is strong, the reliability is high;
4) the invention is a continuous test. The adopted laser emitting module, the laser receiving module, the single chip microcomputer and the power supply are all existing, mature and microminiaturized reliable products in the market, are low in cost, easy to maintain, low in consumed manpower and material resources and suitable for continuous multi-point detection.
5) The invention has a left detection cabin and a right detection cabin, can simultaneously carry out detection, mutually verifies the reliability of detection results, can also be respectively used, and enhances the durability of equipment.
6) The left detection cabin and the right detection cabin are provided with laser emission modules with different wavelengths and powers, so that the detection of various medium components can be performed.
7) The left detection cabin and the right detection cabin are provided with the cover plate magnetic control valve and the rear cover plate magnetic control valve, so that detection can be performed dynamically, and a medium can be locked to perform detection under different laser conditions.
8) The left detection cabin and the right detection cabin are provided with the submersible pumps, so that the detection of different flow rates of flowing liquid can be carried out by matching with the cover plate magnetic control valve and the rear cover plate magnetic control valve, and the detection modes are rich. In addition, "wash" can also be realized, through producing the rivers of unidirectional, guarantee that left side test chamber and right side test chamber can not be blockked up or the misjudgement that the deposit caused by impurity.
9) The invention adopts the lead screw, the nut and the waterproof motor to form the negative pressure sampling mechanism similar to a needle cylinder, has simple structure and is convenient for preserving samples.
10) The TDLAS technology is successfully applied underwater, continuous monitoring with low cost, multiple monitoring points and continuous linearity is realized, personnel watching is not needed, the method is particularly suitable for the characteristics of long-term, continuity and mutability of hydrology and water quality monitoring, and positive effects on existing water quality environment detection and monitoring are possible.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is a rear view of FIG. 1;
FIG. 5 is a rear view of FIG. 1 with the rear cover plate 3 removed;
FIG. 6 is a cross-sectional view B-B of FIG. 5;
FIG. 7 is a schematic structural view of the laser inspection bracket 17;
FIG. 8 is another perspective view of the housing 1 of FIG. 1;
fig. 9 is a perspective view of the laser detection bracket 17.
Detailed Description
The structural features of the present invention will now be described in detail with reference to the accompanying drawings.
Referring to fig. 1, the water quality monitoring device comprises a shell 1, a front cover plate 2 and a rear cover plate 3.
Referring to fig. 1, 5, 6 and 8, the housing 1 is a cylinder. A traction bracket 4 is arranged on the outer surface of one end of the shell 1 in the length direction. A balancing tail wing 5 is arranged on the outer surface of the other end of the shell 1 in the length direction.
And 6 hollow cavities are arranged between two end surfaces of the shell 1 in the length direction. The 6 hollow cavities are parallel to each other and all penetrate through the shell 1. The 6 hollow cavities are respectively called: the device comprises an equipment cabin 6, a left sample cabin 7, a right sample cabin 8, a left detection cabin 9, a right detection cabin 10 and a bottom detection cabin 11. Wherein,
referring to fig. 1, 2 and 3, a front cover 2 is provided at the end of the housing 1 on the side where the traction brackets 4 are provided. And 5 front cover plate through holes are formed in the front cover plate 2 and correspond to the front openings of the left sample cabin 7, the right sample cabin 8, the left detection cabin 9, the right detection cabin 10 and the bottom detection cabin 11 respectively. A front cover plate magnetic control valve 12 is arranged on the front cover plate 2 at the outer side of the through hole of the front cover plate.
Referring to fig. 1, 3 and 4, a rear cover plate 3 is provided at the end of the housing 1 on the side where the balancing tail 5 is provided. And 3 rear cover plate through holes are formed in the rear cover plate 3 and correspond to rear side openings of the left detection cabin 9, the right detection cabin 10 and the bottom detection cabin 11 respectively. A rear cover plate magnetic control valve 13 is arranged on the rear cover plate 3 at the outer side of the through hole of the rear cover plate.
Referring to fig. 3, a screw 14 is provided in each of the left sample chamber 7 and the right sample chamber 8. A nut 15 and a waterproof motor 16 are provided on the lead screw 14. The nut 15 is driven by the waterproof motor 16 to move back and forth along the length direction of the lead screw 14. The outer diameter of the nut 15 is matched with the inner diameter of the left sample chamber 7 and the right sample chamber 8.
Referring to fig. 2, 4, 7 and 9, a laser inspection rack 17 is provided in each of the left inspection chamber 9 and the right inspection chamber 10. The laser detection support 17 is a circular tube. And a laser emitting module 18 and a laser receiving module 19 are respectively arranged at two ends of the laser detection bracket 17.
The equipment cabin 6 is internally provided with a singlechip and a power supply, and the singlechip is connected with the power supply and gets electricity. All be equipped with the casing through-hole between equipment cabin 6 and left side sample cabin 7, right side sample cabin 8, left side detection cabin 9, the right side detection cabin 10, be furnished with the water proof adapter on every casing through-hole. The laser emitting module 18 and the laser receiving module 19 in the left detection cabin 9, the laser emitting module 18 and the laser receiving module 19 in the right detection cabin 10, the waterproof motor 16 in the left sample cabin 7 and the waterproof motor 16 in the right sample cabin 8 are respectively connected with the singlechip and the power supply in the equipment cabin 6 through wires and water-proof adapters.
Referring to fig. 5, further, the left detection chamber 9, the right detection chamber 10 and the bottom detection chamber 11 are arranged in an inverted triangle. The equipment bay 6 is located between the left inspection bay 9 and the right inspection bay 10. The left sample compartment 7 is located between the left test compartment 9 and the bottom test compartment 11. The right sample compartment 8 is located between the right test compartment 10 and the bottom test compartment 11.
Referring to fig. 5, further, the equipment compartment 6, the left sample compartment 7 and the right sample compartment 8 are in a regular triangular arrangement.
Further, a data interaction window is arranged at the position of the shell 1 close to the equipment cabin 6. And a waterproof adapter is arranged at the data interaction window. The equipment on the water surface is connected with the water-resisting adapter at the shell 1 through one conducting wire, and then the water-resisting adapter at the shell 1 is connected with the single chip microcomputer through the other conducting wire.
The wire comprises a power line, an electric signal communication line and an optical signal communication line.
Further, the laser emitting module 18 in the left inspection chamber 9 is an infrared laser emitter having a wavelength of 1000 to 1400nm and a power of not less than 20 kW.
The laser emitted by the laser emitting module 18 in the right detection cabin 10 is an infrared laser emitter with the wavelength of 800-1400 nm and the power of 2.0-5.0 kW. Different power and wavelength can carry out the detection of different angles to unified medium, improve the accuracy. The preferable scheme is that low-power and wide-spectrum detection is adopted at ordinary times, so that the efficiency is improved, and the power consumption is reduced. When the system needs to be reexamined or focused, high-power narrow-energy-spectrum accurate measurement is adopted.
Furthermore, the front cover plate magnetic control valve 12 and the rear cover plate magnetic control valve 13 are respectively connected with the single chip microcomputer through leads and a water-isolating adapter.
The front cover plate magnetic control valve 12 and the rear cover plate magnetic control valve 13 are normally open.
The nut 15 is at the end of the screw 14 near the front cover plate 2 side.
Furthermore, a rear cover plate magnetic control valve 13 close to the left detection chamber 9 is provided with a submersible pump. The submersible pump close to the left detection cabin 9 is connected with the single chip microcomputer through a lead and a water-resisting adapter. The front cover plate magnetic control valve 12, the rear cover plate magnetic control valve 13 and the diving pump control the flow and the flow speed of the liquid to be detected entering the left detection cabin 9.
Furthermore, a rear cover plate magnetic control valve 13 close to the right detection chamber 10 is provided with a submersible pump. The submersible pump close to the right detection cabin 10 is connected with the single chip microcomputer through a lead and a water-resisting adapter. The front cover plate magnetic control valve 12, the rear cover plate magnetic control valve 13 and the submersible pump control the flow and the flow speed of the liquid to be detected entering the right detection cabin 10.
Furthermore, the power of the submersible pump close to the right detection cabin 10 is 0.1 to 0.8 times that of the submersible pump close to the left detection cabin 9, namely, real-time and dynamic measurement and monitoring under different parameter conditions are realized through different laser wavelengths, laser intensities and liquid flow rates to be detected.
Further, a flow meter is installed in the bottom inspection chamber 11. And the flowmeter is connected with the singlechip through a lead and a water-resisting adapter. Because the bottom detection cabin 11 has the same specification with the left detection cabin 9 and the right detection cabin 10, the flow state of the liquid in the bottom detection cabin 11 detected by the flowmeter can simulate the relatively accurate actual state in the left detection cabin 9 and the right detection cabin 10. However, since laser scanning is required in the left inspection chamber 9 and the right inspection chamber 10, the flow meters cannot be installed therein.
The detection method of the water quality monitoring device comprises the following steps:
step 1: the front cover plate magnetic control valve 12 and the rear cover plate magnetic control valve 13 are detected and controlled to be in an opening state by the single chip microcomputer, the laser emitting modules 18 in the left detection cabin 9 and the right detection cabin 10 do not work, and the waterproof motors 16 in the left sample cabin 7 and the right sample cabin 8 drive the nuts 15 to move to the end part of the screw rod 14 close to one side of the front cover plate 2.
Step 2: and manually inputting detection working parameters into the singlechip.
And step 3: the rope is connected with the traction bracket 4, and the water quality monitoring device is thrown into the water area to be detected. And putting the rope into the water until the water quality monitoring device reaches the water level to be detected.
And 4, step 4: the laser emitting module 18 in the left detection cabin 9 and/or the right detection cabin 10 is driven by the single chip microcomputer to generate and emit laser beams according to the parameters set manually. After laser beams respectively penetrate through liquid in the laser detection supports 17 in the left detection cabin 9 and the right detection cabin 10, the laser beams are received by the corresponding laser receiving modules 19 and fed back to the single chip microcomputer, and the single chip microcomputer performs sampling, amplification, filtering, component analysis and storage.
And 5: the single chip microcomputer drives the waterproof motors 16 in the left sample chamber 7 and/or the right sample chamber 8 to rotate according to manually set parameters, drives the nuts 15 to move to the end part of the screw rod 14 close to one side of the rear cover plate 3, and pumps the liquid sample in the detection area into the left sample chamber 7 and/or the right sample chamber 8. Subsequently, the front cover plate magnetic control valve 12 corresponding to the left sample chamber 7 and/or the right sample chamber 8 is controlled by the single chip microcomputer to be closed, and a liquid sample is obtained.
Step 6: the single chip microcomputer is communicated with the industrial personal computer on the water surface through a lead and the waterproof adapter, transmits data and detects according to manual instructions.
And 7: after the detection is finished, the laser emitting module 18 in the left detection cabin 9 and/or the right detection cabin 10 is controlled by the single chip microcomputer to stop working. The water quality monitoring device is lifted by a rope and a winch.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (6)
1. A water quality monitoring device comprises a shell (1), a front cover plate (2) and a rear cover plate (3); the shell (1) is a cylinder; the device is characterized in that a traction bracket (4) is arranged on the outer surface of one end of the shell (1) in the length direction; the outer surface of the other end of the shell (1) in the length direction is provided with a balance tail wing (5);
6 hollow cavities are arranged between two end faces of the shell (1) in the length direction; the 6 hollow cavities are parallel to each other and all penetrate through the shell (1); the 6 hollow cavities are respectively called: the device comprises an equipment cabin (6), a left sample cabin (7), a right sample cabin (8), a left detection cabin (9), a right detection cabin (10) and a bottom detection cabin (11);
wherein,
the end part of the shell (1) at one side provided with the traction bracket (4) is provided with a front cover plate (2); the front cover plate (2) is provided with 5 front cover plate through holes which respectively correspond to the front openings of the left sample cabin (7), the right sample cabin (8), the left detection cabin (9), the right detection cabin (10) and the bottom detection cabin (11); a front cover plate magnetic control valve (12) is arranged on the front cover plate (2) outside the through hole of the front cover plate;
the end part of the shell (1) at one side provided with the balance tail wing (5) is provided with a rear cover plate (3); 3 rear cover plate through holes are formed in the rear cover plate (3) and respectively correspond to rear side openings of the left detection cabin (9), the right detection cabin (10) and the bottom detection cabin (11); a rear cover plate magnetic control valve (13) is arranged on the rear cover plate (3) outside the through hole of the rear cover plate;
a screw rod (14) is respectively arranged in the left sample chamber (7) and the right sample chamber (8); a screw rod (14) is provided with a nut (15) and a waterproof motor (16); the nut (15) is driven by the waterproof motor (16) to move back and forth along the length direction of the lead screw (14); the outer diameter of the nut (15) is matched with the inner diameters of the left sample chamber (7) and the right sample chamber (8);
a laser detection bracket (17) is respectively arranged in the left detection cabin (9) and the right detection cabin (10); the laser detection bracket (17) is a round pipe; a laser emitting module (18) and a laser receiving module (19) are respectively arranged at two ends of the laser detection bracket (17);
a singlechip and a power supply are arranged in the equipment cabin (6), and the singlechip is connected with the power supply and gets electricity; shell through holes are formed among the equipment cabin (6), the left sample cabin (7), the right sample cabin (8), the left detection cabin (9) and the right detection cabin (10), and each shell through hole is provided with a waterproof adapter; a laser emitting module (18) and a laser receiving module (19) in the left detection cabin (9), a laser emitting module (18) and a laser receiving module (19) in the right detection cabin (10), a waterproof motor (16) in the left sample cabin (7) and a waterproof motor (16) in the right sample cabin (8) are respectively connected with a singlechip and a power supply in the equipment cabin (6) through leads via a waterproof adapter;
the left detection cabin (9), the right detection cabin (10) and the bottom detection cabin (11) are arranged in an inverted triangle; the equipment cabin (6) is positioned between the left detection cabin (9) and the right detection cabin (10); the left sample cabin (7) is positioned between the left detection cabin (9) and the bottom detection cabin (11); the right sample chamber (8) is positioned between the right detection chamber (10) and the bottom detection chamber (11);
the equipment cabin (6), the left sample cabin (7) and the right sample cabin (8) are arranged in a regular triangle;
a data interaction window is arranged at the position of the shell (1) close to the equipment cabin (6); a waterproof adapter is arranged at the data interaction window; equipment on the water surface is connected with a water-resisting adapter at the shell (1) through one conducting wire, and the water-resisting adapter at the shell (1) is connected with the single chip microcomputer through the other conducting wire; the wire comprises a power line, an electric signal communication line and an optical signal communication line.
2. A water quality monitoring device according to claim 1, characterized in that the laser emission module (18) in the left detection chamber (9) is an infrared laser emitter with a wavelength of 1000 to 1400nm and a power of not less than 20 kW;
the laser emitted by the laser emitting module (18) in the right detection cabin (10) is an infrared laser emitter with the wavelength of 800-1400 nm and the power of 2.0-5.0 kW.
3. The water quality monitoring device according to claim 1, wherein the front cover plate magnetic control valve (12) and the rear cover plate magnetic control valve (13) are respectively connected with the singlechip through leads and a water-isolating adapter;
the front cover plate magnetic control valve (12) and the rear cover plate magnetic control valve (13) are normally opened;
the nut (15) is arranged at the end part of the screw rod (14) close to one side of the front cover plate (2).
4. A water quality monitoring device according to claim 2, characterized in that the back cover plate magnetic control valve (13) close to the left detection chamber (9) is equipped with a submersible pump; the submersible pump close to the left detection cabin (9) is connected with the singlechip through a lead and a water-resisting adapter; the front cover plate magnetic control valve (12), the rear cover plate magnetic control valve (13) and the submersible pump control the flow and the flow speed of the liquid to be detected entering the left detection cabin (9).
5. A water quality monitoring device according to claim 4, characterized in that the back cover plate magnetic control valve (13) close to the right side detection cabin (10) is provided with a submersible pump; the submersible pump close to the right detection cabin (10) is connected with the singlechip through a lead and a water-resisting adapter; the front cover plate magnetic control valve (12), the rear cover plate magnetic control valve (13) and the submersible pump control the flow and the flow speed of the liquid to be detected entering the right detection cabin (10).
6. The water quality monitoring device according to claim 5, wherein the power of the submersible pump close to the right side detection cabin (10) is 0.1 to 0.8 times that of the submersible pump close to the left side detection cabin (9), namely, real-time and dynamic measurement and monitoring under different parameter conditions are realized through different laser wavelengths, laser intensities and liquid flow rates to be detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711330380.5A CN108020510B (en) | 2017-01-17 | 2017-01-17 | Water quality monitoring device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711330380.5A CN108020510B (en) | 2017-01-17 | 2017-01-17 | Water quality monitoring device |
| CN201710035119.6A CN106802287B (en) | 2017-01-17 | 2017-01-17 | Water monitoring device and detection method |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710035119.6A Division CN106802287B (en) | 2017-01-17 | 2017-01-17 | Water monitoring device and detection method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108020510A CN108020510A (en) | 2018-05-11 |
| CN108020510B true CN108020510B (en) | 2020-06-30 |
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| CN107270971B (en) * | 2017-07-25 | 2023-08-04 | 中国电建集团贵阳勘测设计研究院有限公司 | Water conservancy project gate regional quality of water yield check out test set |
| CN109001392A (en) * | 2018-06-29 | 2018-12-14 | 无锡南理工科技发展有限公司 | A kind of water monitoring device and its application method based on Internet of Things |
| CN108801923A (en) * | 2018-08-21 | 2018-11-13 | 河北科技师范学院 | A kind of optics original position water quality detection system |
| CN109085020B (en) * | 2018-09-25 | 2020-10-13 | 赵文举 | Underground water detection device |
| CN111982244B (en) * | 2020-08-13 | 2022-03-01 | 西北大学 | Hydrogeology multilayer groundwater water level observation device |
| CN117388188B (en) * | 2023-12-13 | 2024-03-15 | 海南中南标质量科学研究院有限公司 | Multi-parameter ocean water quality remote sensing monitoring spectrometer |
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| CN108051401A (en) | 2018-05-18 |
| CN106802287B (en) | 2018-02-13 |
| CN108051401B (en) | 2020-05-15 |
| CN106802287A (en) | 2017-06-06 |
| CN108020510A (en) | 2018-05-11 |
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