CN115077990B - Water pollution detection method - Google Patents
Water pollution detection method Download PDFInfo
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- CN115077990B CN115077990B CN202210450267.5A CN202210450267A CN115077990B CN 115077990 B CN115077990 B CN 115077990B CN 202210450267 A CN202210450267 A CN 202210450267A CN 115077990 B CN115077990 B CN 115077990B
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- 238000001514 detection method Methods 0.000 title claims abstract description 38
- 238000003911 water pollution Methods 0.000 title claims abstract description 21
- 239000010865 sewage Substances 0.000 claims abstract description 62
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 45
- 238000005070 sampling Methods 0.000 claims abstract description 41
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 14
- 239000001301 oxygen Substances 0.000 claims abstract description 14
- 229910001385 heavy metal Inorganic materials 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims abstract description 5
- 238000001914 filtration Methods 0.000 claims abstract description 4
- 239000007788 liquid Substances 0.000 claims abstract description 4
- 239000013049 sediment Substances 0.000 claims abstract description 4
- 239000000523 sample Substances 0.000 claims description 36
- 230000007246 mechanism Effects 0.000 claims description 33
- 210000001503 joint Anatomy 0.000 claims description 25
- 238000004804 winding Methods 0.000 claims description 19
- 230000008878 coupling Effects 0.000 claims description 16
- 238000010168 coupling process Methods 0.000 claims description 16
- 238000005859 coupling reaction Methods 0.000 claims description 16
- 230000000712 assembly Effects 0.000 claims description 11
- 238000000429 assembly Methods 0.000 claims description 11
- 238000005192 partition Methods 0.000 claims description 11
- 230000007704 transition Effects 0.000 claims description 11
- 230000000903 blocking effect Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 claims description 4
- 241000883990 Flabellum Species 0.000 claims description 3
- 238000013494 PH determination Methods 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims 1
- 238000001139 pH measurement Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000003032 molecular docking Methods 0.000 description 6
- 210000003437 trachea Anatomy 0.000 description 6
- 239000002585 base Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000002574 poison Substances 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- SCYULBFZEHDVBN-UHFFFAOYSA-N 1,1-Dichloroethane Chemical compound CC(Cl)Cl SCYULBFZEHDVBN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- LSDPWZHWYPCBBB-UHFFFAOYSA-N Methanethiol Chemical compound SC LSDPWZHWYPCBBB-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000003643 water by type Substances 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
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/06—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
-
- 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
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Pathology (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Immunology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Molecular Biology (AREA)
- Biomedical Technology (AREA)
- Hydrology & Water Resources (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention belongs to the technical field of water pollution detection, in particular to a water pollution detection method, which provides the following scheme that the method comprises the following steps: s1, sewage sampling operation: collecting a sewage sample at a designated position of a river channel by using sampling equipment; s2, pretreatment of sewage samples: performing preliminary filtration on the collected sewage sample to remove sediment and suspended matters in the sewage, thereby obtaining sewage clear liquid; s3, PH measurement of the sewage sample. The invention can realize the detection of the pH value, the dissolved oxygen, the heavy metal and the conductivity of the sewage, is convenient for sewage detection personnel to detect the sewage, improves the sewage detection efficiency, can finish the sewage adoption operation on the water surface by the bank without taking the personnel to the water surface, improves the sampling safety, can adjust the position of the sampling point according to the adoption requirement, is suitable for water sample collection at different positions, can carry out water sample collection at different depth positions, improves the diversity of water sample collection, and is suitable for water sample collection in different water areas.
Description
Technical Field
The invention relates to the technical field of water pollution detection, in particular to a water pollution detection method.
Background
Water pollution is water pollution caused by the reduction or loss of the use value of water caused by harmful chemical substances. Acid, alkali, oxidant in sewage, compounds such as copper, cadmium, mercury, arsenic and the like, and organic poisons such as benzene, dichloroethane, ethylene glycol and the like can poison aquatic organisms, and influence drinking water sources and scenic spot landscapes. When organic matters in the sewage are decomposed by microorganisms, oxygen in the water is consumed, the life of aquatic organisms is influenced, after dissolved oxygen in the water is consumed, the organic matters are anaerobically decomposed, and bad gases such as hydrogen sulfide, mercaptan and the like are generated, so that the water quality is further deteriorated;
When sewage is purified, the water body needs to be detected in advance, and because the environmental difference of the water areas in China is large, when the sewage sample is collected, the operation is inconvenient, particularly, in the process of collecting the sample in the water areas such as the river channels far away from the urban area, the taking of ships is needed, the taking of the ships in the river channels far away from the urban area is inconvenient, and meanwhile, the taking of the ships is inconvenient, so that a water pollution detection method is needed.
Disclosure of Invention
The invention provides a water pollution detection method, which solves the problems existing in the prior art.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a water pollution detection method comprising the steps of:
S1, sewage sampling operation:
Collecting a sewage sample at a designated position of a river channel by using sampling equipment;
s2, pretreatment of sewage samples:
Performing preliminary filtration on the collected sewage sample to remove sediment and suspended matters in the sewage, thereby obtaining sewage clear liquid;
S3, PH determination of a sewage sample:
detecting the pH value of the collected sewage by using pH test paper;
s4, dissolved oxygen and heavy metal determination are carried out on the sewage sample:
Measuring the dissolved oxygen and heavy metals of the sewage by using an oxygen dissolving detection probe and a heavy metal detection probe;
S5, conducting conductivity detection on the sewage sample:
and detecting the conductivity of the sewage sample by adopting a conductivity sensor.
Preferably, the sampling device comprises a bracket, the top of the bracket is connected with a coil assembly, the output end of the coil assembly is connected with floating assemblies which are sequentially arranged, the forefront end of the floating assembly is hinged with a floating control assembly, and the floating control assembly is connected with a sampling assembly; the floating control assembly comprises a floating plate hinged with the adjacent floating assembly, a first slideway arranged above one side of the floating plate close to the floating assembly, a pushing plate in sliding connection with the first slideway, a first cavity positioned at the bottom of the channel, and a partition plate arranged in the first cavity, wherein two groups of travelling mechanisms fixedly connected with one inner side wall of the cavity are fixedly connected at two ends of one side of the partition plate close to the floating assembly, and a telescopic mechanism connected with the sampling assembly is arranged at the other side of the partition plate.
Preferably, the coil stock subassembly is including setting up the coil stock roller between the support, the one end activity of coil stock roller cup joints the carousel first with support rigid coupling, the annular structure has been seted up near the one end of coil stock roller and has been followed switching groove one and switching groove two that its diameter direction distributes, the fixed air pipe first and the air pipe second that communicates with switching groove two that cup joint in coil stock roller outer lane, the support rigid coupling has the intake pipe first and the intake pipe second with switching groove two that communicate with switching groove one, the carousel second with support rigid coupling has been cup jointed in the activity of the other end of coil stock roller, the annular structure has been seted up near the one end of coil stock roller and has been followed switching groove three and switching groove four of its diameter direction distribution, the fixed cup joint of coil stock roller outer lane has been had with switching groove three and with switching groove four intercommunication's air pipe, the motor second with the coil stock roller rigid coupling is installed to the support.
Preferably, the floating assembly comprises a butt-joint floating plate, the butt-joint floating plate is hinged with an adjacent floating plate or the butt-joint floating plate, a second cavity is reserved on the butt-joint floating plate, an auxiliary travelling mechanism is arranged in the second cavity, a second channel penetrating through the butt-joint floating plate is arranged at the top of the second cavity, a butt-joint plate is sleeved in the second channel in a sliding manner, and a first switching hole communicated with the input end of the auxiliary travelling mechanism and a second switching hole communicated with the output end of the auxiliary travelling mechanism are arranged at the bottom of the second channel.
Preferably, the sampling assembly comprises a housing with an opening at the bottom fixedly sleeved with the output end of the telescopic mechanism, a storage box with a hollow structure is sleeved in the housing in a sliding manner, a first baffle plate with a circular arc structure is fixedly connected to the top of the storage box, a blocking plate fixedly connected with the inner side wall of the housing is fixedly connected to one end of the first baffle plate, the blocking plate and the top of the first baffle plate are fixedly connected with the inner side wall of the top of the housing, an extruding plate is slidably connected to the outer ring of the first baffle plate, a guide rod with a circular arc structure is fixedly connected to one side of the extruding plate, a guide pipe with a circular arc structure is fixedly connected to the other end of the guide rod in a sliding manner, a first spring fixedly connected with the blocking plate is fixedly connected to one end of the guide rod extending into the guide pipe, a first water inlet hole is penetrated through the housing, and a second water inlet hole is penetrated through the storage box.
Preferably, the telescopic machanism includes the fixing base with cavity an inside wall rigid coupling, and the winding roller has been cup jointed in the activity of one side of fixing base, and winding roller's the other end activity has cup jointed the mounting panel of cavity a rigid coupling, installs on the mounting panel with winding roller rigid coupling's motor one, and annular structure's transition groove has been seted up to one side that the fixing base is close to winding roller, and transition groove and coil stock subassembly intercommunication, winding roller outer lane fixedly cup joint with the extension trachea of transition groove intercommunication, extension tracheal other end and sampling subassembly are connected.
Preferably, the running gear includes the cylindrical box of the hollow structure with cavity one inside wall rigid coupling, and the activity of box has cup jointed the dwang, and the dwang stretches into the one end outer lane rigid coupling of box have with box sliding connection's flabellum, one side of box be connected with coil stock subassembly intercommunication the air supply pipe, the opposite side of box be connected with the blast pipe of the first intercommunication of slide, the one end rigid coupling that the dwang stretches out the kickboard has the water drawing board.
Preferably, the two sides of the pushing plate are reserved with a first butt joint channel arranged along the length direction of the pushing plate, and two ends of the first butt joint channel are provided with a second butt joint channel penetrating through the bottom of the pushing plate.
According to the invention, through the set water pollution detection method, the detection of the pH value, the dissolved oxygen degree, the heavy metal and the conductivity of the sewage can be realized, so that the detection operation of sewage by sewage detection personnel is facilitated, and the sewage detection efficiency is improved;
Through the sampling equipment who sets up, need not adopt personnel to take a ship to adopt on the surface of water, can accomplish sewage adoption operation at the surface of water bank, improve sampling security, can adjust the position of sampling point as required, be fit for the water sample collection of different positions, can carry out water sample collection in different degree of depth positions, improve water sample collection's variety, be fit for different waters water sample collection.
Drawings
FIG. 1 is a schematic diagram of a sampling device for a water pollution detection method according to the present invention;
FIG. 2 is a schematic diagram of a coil assembly of a sampling apparatus for a water pollution detection method according to the present invention;
FIG. 3 is a schematic structural diagram of a floating control assembly of a sampling device for a water pollution detection method according to the present invention;
FIG. 4 is a schematic diagram of the structure of the components of the sampling device of the water pollution detection method according to the present invention;
FIG. 5 is a schematic diagram of a first partition board of a sampling device according to the water pollution detection method of the present invention;
Fig. 6 is a schematic structural diagram of a telescopic mechanism of a sampling device for a water pollution detection method according to the present invention.
In the figure: 1 bracket, 2 coil stock assembly, 3 floating assembly, 4 floating control assembly, 5 adoption assembly, 6 telescopic machanism, 7 running gear, 8, auxiliary running gear, 21 coil stock roller, 22 carousel, 23 switching groove one, 24 switching groove two, 25 trachea two, 26 trachea one, 27 intake pipe two, 28 intake pipe one, 221 carousel two, 231 switching groove three, 241 switching groove four, 251 trachea four, 261 trachea three, 271 intake pipe four, 281 intake pipe three, 31 butt joint floating plate, 32 passageway two, 33 butt joint board, 34 cavity two, 35 switching hole one, 36 switching hole two, 51 housing, 52 storage box, 53 barrier board, 54 baffle one, 55 squeeze plate, 56 guide bar, 57 guide tube, 61 fixing base, 62 switching groove, 63 winding roller, 64 extension trachea, 65 mounting plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
A water pollution detection method comprising the steps of:
S1, sewage sampling operation:
Collecting a sewage sample at a designated position of a river channel by using sampling equipment;
s2, pretreatment of sewage samples:
Performing preliminary filtration on the collected sewage sample to remove sediment and suspended matters in the sewage, thereby obtaining sewage clear liquid;
S3, PH determination of a sewage sample:
detecting the pH value of the collected sewage by using pH test paper;
s4, dissolved oxygen and heavy metal determination are carried out on the sewage sample:
Measuring the dissolved oxygen and heavy metals of the sewage by using an oxygen dissolving detection probe and a heavy metal detection probe;
S5, conducting conductivity detection on the sewage sample:
and detecting the conductivity of the sewage sample by adopting a conductivity sensor.
Referring to fig. 1 to 6, the sampling device comprises a bracket 1, wherein a coil assembly 2 is connected to the top of the bracket 1, floating assemblies 3 which are sequentially arranged are connected to the output ends of the coil assemblies 2, a floating control assembly 4 is hinged to the forefront end of each floating assembly 3, and a sampling assembly 5 is connected to each floating control assembly 4; the floating control assembly 4 comprises a floating plate 41 hinged with the adjacent floating assemblies 3, a first slideway 42 arranged above one side of the floating plate 41 close to the floating assemblies 3, a pushing plate 43 in sliding connection with the first slideway 42, a first cavity 47 positioned at the bottom of the first channel 42, a partition plate 48 arranged in the first cavity 47, two groups of travelling mechanisms 7 fixedly connected with the inner side walls of the first cavity 47 are fixedly connected at two ends of one side of the partition plate 48 close to the floating assemblies 3, and a telescopic mechanism 6 connected with the sampling assembly 5 is arranged at the other side of the partition plate 48.
Further, the coil assembly 2 comprises a coil roller 21 arranged between the brackets 1, one end of the coil roller 21 is movably sleeved with a first rotary table 22 fixedly connected with the brackets 1, one end of the first rotary table 22, which is close to the coil roller 21, is provided with a first switching groove 23 and a second switching groove 24 which are distributed along the diameter direction of the rotary table, an outer ring of the coil roller 21 is fixedly sleeved with a first air pipe 26 communicated with the first switching groove 23 and a second air pipe 25 communicated with the second switching groove 24, the brackets 1 are fixedly connected with an air inlet pipe 28 communicated with the first switching groove 23 and an air inlet pipe 27 communicated with the second switching groove 24, the other end of the coil roller 21 is movably sleeved with a second rotary table 221 fixedly connected with the brackets 1, one end of the second rotary table 221, which is close to the coil roller 21, is provided with a third switching groove 231 and a fourth switching groove 241 which are distributed along the diameter direction of the rotary table, an outer ring of the coil roller 21 is fixedly sleeved with a third air pipe 261 communicated with the third switching groove 231 and a fourth air pipe 251 communicated with the fourth switching groove 241, the brackets 1 are fixedly connected with an air inlet pipe 281 communicated with the third switching groove 231 and a fourth air inlet pipe 271 communicated with the fourth motor 271 communicated with the fourth switching groove 24, and the second motor 21 is fixedly connected with the coil roller 21.
Specifically, the floating assembly 3 includes a docking floating plate 31, the docking floating plate 31 is hinged to an adjacent floating plate 41 or the docking floating plate 31, a second cavity 34 is reserved in the docking floating plate 31, an auxiliary travelling mechanism 8 is installed in the second cavity 34, a second channel 32 penetrating through the docking floating plate 31 is formed in the top of the second cavity 34, a docking plate 33 is sleeved in the second channel 32 in a sliding manner, and a first switching hole 35 communicated with the input end of the auxiliary travelling mechanism 8 and a second switching hole 36 communicated with the output end of the auxiliary travelling mechanism 8 are formed in the bottom of the second channel 32.
In particular, the sampling assembly 5 includes a casing 51 fixedly sleeved at the bottom of the output end of the telescopic mechanism 6, a storage box 52 with a hollow structure is slidably sleeved in the casing 51, a first baffle plate 54 with a circular arc structure is slidably connected to the top of the storage box 52, a first baffle plate 53 fixedly connected to the inner side wall of the casing 51 is fixedly connected to one end of the first baffle plate 54, both the first baffle plate 53 and the top of the first baffle plate 54 are fixedly connected to the inner side wall of the top of the casing 51, an outer ring of the first baffle plate 54 is slidably connected to a squeeze plate 55 slidably connected to the inner side wall of the casing 51, a guide rod 56 with a circular arc structure is fixedly connected to one side of the squeeze plate 55, a guide tube 57 with a circular arc structure is slidably sleeved at the other end of the guide rod 56 and fixedly connected to the first baffle plate 53, a first spring fixedly connected to the guide tube 57 is fixedly connected to one end of the guide rod 56, the first baffle plate 53 penetrates through the first baffle plate, the first baffle plate 51 penetrates through a water inlet hole, the bottom of the second baffle plate 52 is fixedly connected to the top of the storage box 52, and the top of the squeeze plate 55 is slidably connected to the inner side wall of the top of the casing 51.
It is worth to describe that the telescopic mechanism 6 includes a fixed seat 61 fixedly connected with the inner side wall of the first cavity 47, a winding roller 63 is movably sleeved on one side of the fixed seat 61, a mounting plate 65 fixedly connected with the first cavity 47 is movably sleeved on the other end of the winding roller 63, a first motor fixedly connected with the winding roller 63 is mounted on the mounting plate 65, a transition groove 62 with an annular structure is formed in one side, close to the winding roller 63, of the fixed seat 61, the transition groove 62 is communicated with the winding assembly 2, an extension air pipe 64 communicated with the transition groove 62 is fixedly sleeved on the outer ring of the winding roller 63, and the other end of the extension air pipe 64 is connected with the sampling assembly 5.
In addition, running gear 7 includes the cylindrical box of the hollow structure with cavity one 47 inside wall rigid coupling, and the activity of box has cup jointed the dwang, and the dwang stretches into the one end outer lane rigid coupling of box have with box sliding connection's flabellum, and one side of box is connected with the air supply pipe with coil assembly 2 intercommunication, and the opposite side of box is connected with the blast pipe with slide one 42 intercommunication, and the one end rigid coupling that the dwang stretches out kickboard 41 has the water board.
In addition, two sides of the pushing plate 43 are reserved with a first butt joint channel 45 arranged along the length direction of the pushing plate 43, two ends of the first butt joint channel 45 are provided with a second butt joint channel 44 penetrating through the bottom of the pushing plate 43, and the pushing plate 43 is consistent with the butt joint plate 32 in structure;
Example 1
The structure of the walking mechanism 7 is consistent with that of the auxiliary walking mechanism 8, an air supply pipe on the auxiliary walking mechanism 8 is fixedly sleeved with the bottom of the first switching hole 35, and an exhaust pipe on the auxiliary walking mechanism 8 is fixedly sleeved with the bottom of the second switching hole 36;
One end of the air supply pipe on one travelling mechanism 7, which extends into the first cavity 47, is fixedly connected with the air pipe 25, the other end of the air supply pipe on the other travelling mechanism 7, which extends into the first cavity 47, is fixedly connected with the air pipe 251, the bottom of the first slideway 42 is provided with two groups of first conveying holes communicated with the first cavity 47, two sides of the first slideway 42 with the first conveying holes distributed, and the exhaust pipe on the travelling mechanism 7 is fixedly sleeved with the bottom of the adjacent first conveying hole;
The first air pipe 26 extends into the first cavity 47 and then is communicated with the inside of the first slide way 42, the first air pipe 26 extends to one end of the first slide way 42 away from the opening of the first air pipe, and the third air pipe 261 extends into the first cavity 47 and is communicated with the transition groove 62;
Example two
The inner side wall of one side of the first channel 42 is provided with a first groove arranged along the length direction of the first groove, the first groove is connected with a first slide plate fixedly connected with the pushing plate 43 in a sliding way, and one end of the first slide plate, which is far away from the opening of the first channel 42, is fixedly connected with a first spring fixedly connected with the inner side wall of the end part of the groove;
The second side wall of the second channel 32 is provided with a second groove along the length direction, the second groove is connected with a second slide plate fixedly connected with the abutting plate 33 in a sliding manner, and one end of the second slide plate, which is close to the floating control assembly 4, is fixedly connected with a second spring fixedly connected with the inner side wall of the end part of the groove.
When the sampling equipment is used for water sample collection, the bracket is placed on the bank side of the water body sampling position, and then the floating assembly 3, the floating control assembly 4 and the sampling assembly 5 are placed on the water surface;
When the position of the sampling assembly 5 on the water surface needs to be adjusted, firstly, the floating assembly 3 is abutted with the floating control assembly 4 and the adjacent floating assemblies 3, in the abutting process, firstly, air is supplied from the air inlet pipe I28, the air enters the transfer groove I23 and then enters the air pipe I26 along the air pipe I28, the air enters the inside of the channel I42 along the air pipe I26, the pushing plate 43 is pushed to the position of the opening of the channel I42, then the pushing plate 43 extends out of the channel I42 and onto the channel II 32 on the adjacent floating assembly 3, then the pushing plate 43 pushes the abutting plate 33 to move, at the moment, the pushing plate 43 on the floating control assembly 4 extends into the floating assembly 3 to be abutted, and the abutting plate 33 on the floating assembly 3 extends into the adjacent floating assembly 3 to be abutted;
during the butt joint process, due to the movement of the pushing plate 43 and the butt joint plate 32, the butt joint channel II 44 at the front end of the pushing plate 43 is communicated with the adjacent conveying hole I, at this time, the exhaust pipe of the travelling mechanism 7 is communicated with the butt joint channel II 44 at the front end, then the butt joint channel II at the rear end of the pushing plate 43 is communicated with the butt joint hole I35, the same principle is installed, the butt joint channel II 44 at the front end of the butt joint plate 33 on the floating assembly 3 at the front end is communicated with the butt joint hole II 36, the butt joint channel II 44 at the rear end of the butt joint plate 33 on the floating assembly 3 at the front end is communicated with the butt joint hole I35 on the adjacent floating assembly 3, so that when the positions and orientations of the floating assembly 3 and the floating control assembly 4 are adjusted, the air inflow of the air inlet pipe II 27 and the air inlet pipe IV 271 are controlled, air moves far away from the travelling mechanism II 25 and the air pipe IV 251 as above, then enters the inside of the travelling mechanism II and 7, the air flow pushes the fan blades to rotate, then the rotating rod rotates, thus pushing the floating assembly 3 and the floating control assembly 4 to integrally advance, and simultaneously when the floating assembly 3 and the floating assembly 4 advance, the air inflow and the travelling mechanism 7 are controlled to move in different directions by the directions;
When water samples are required to be collected from different depth positions, a motor positioned on the telescopic mechanism 6 is started, the winding roller 63 rotates, and then the assembly 5 moves downwards, so that water samples of different depths are collected;
When a water sample is collected, by using the same mode, gas enters the transition groove 62 along the gas pipe III 261, then enters the housing 51 along the extension gas pipe 64, when the gas enters, the pressure on one side of the concave surface in the first partition plate 54 is increased, the extrusion plate 55 is extruded to one side of the guide rod 56, and when the extrusion plate 55 moves, the storage box 52 connected with the extrusion plate 55 rotates along the housing 51, so that the water inlet hole II on the storage box 52 is communicated with the water inlet hole on the housing 51, external water enters the interior of the storage box 52, and then the gas of the gas pipe III 261 is pumped away according to the opposite steps, so that the storage box 52 is closed;
The sampling equipment does not need personnel to take a ship to the water surface for adoption, can finish sewage adoption operation on the water surface shore, improves sampling safety, can adjust the position of a sampling point according to the adoption requirement, is suitable for water sample collection at different positions, can perform water sample collection at different depth positions, improves the diversity of water sample collection, and is suitable for water sample collection in different water areas;
By adopting the detection method, the detection of the pH value, the dissolved oxygen, the heavy metal and the conductivity of the sewage can be realized, so that the sewage detection personnel can conveniently detect the sewage, and the sewage detection efficiency is improved.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (2)
1. A method for detecting water pollution, comprising the steps of:
S1, sewage sampling operation:
Collecting a sewage sample at a designated position of a river channel by using sampling equipment;
s2, pretreatment of sewage samples:
Performing preliminary filtration on the collected sewage sample to remove sediment and suspended matters in the sewage, thereby obtaining sewage clear liquid;
S3, PH determination of a sewage sample:
detecting the pH value of the collected sewage by using pH test paper;
s4, dissolved oxygen and heavy metal determination are carried out on the sewage sample:
Measuring the dissolved oxygen and heavy metals of the sewage by using an oxygen dissolving detection probe and a heavy metal detection probe;
S5, conducting conductivity detection on the sewage sample:
detecting the conductivity of the sewage sample by adopting a conductivity sensor;
The sampling equipment comprises a support (1), wherein the top of the support (1) is connected with a coil assembly (2), the output end of the coil assembly (2) is connected with a floating assembly (3) which is sequentially arranged, the forefront end of the floating assembly (3) is hinged with a floating control assembly (4), and the floating control assembly (4) is connected with a sampling assembly (5); the floating control assembly (4) comprises a floating plate (41) hinged with the adjacent floating assemblies (3), a first slideway (42) arranged above one side, close to the floating assemblies (3), of the floating plate (41), a pushing plate (43) in sliding connection with the first slideway (42), a first cavity (47) positioned at the bottom of the first channel (42) and a partition plate (48) arranged in the first cavity (47), two groups of travelling mechanisms (7) fixedly connected with the inner side walls of the first cavity (47) are fixedly connected at two ends, close to one side, of the partition plate (48) of the floating assemblies (3), and telescopic mechanisms (6) connected with the sampling assemblies (5) are arranged at the other side of the partition plate (48);
The coiling component (2) comprises a coiling roller (21) arranged between the brackets (1), one end of the coiling roller (21) is movably sleeved with a first rotary table (22) fixedly connected with the brackets (1), one end of the first rotary table (22) close to the coiling roller (21) is provided with a first switching groove (23) and a second switching groove (24) which are distributed along the diameter direction of the rotary table, the outer ring of the coiling roller (21) is fixedly sleeved with a first air pipe (26) communicated with the first switching groove (23) and a second air pipe (25) communicated with the second switching groove (24), the brackets (1) are fixedly sleeved with a first air pipe (28) communicated with the first switching groove (23) and a second air pipe (27) communicated with the second switching groove (24), the other end of the coiling roller (21) is movably sleeved with a second rotary table (221) fixedly connected with the brackets (1), one end of the second rotary table (221) close to the coiling roller (21) is provided with a third switching groove (231) and a fourth switching groove (241) which are distributed along the diameter direction of the rotary table, the coiling roller (21) is fixedly sleeved with a third air pipe (231) and a fourth air pipe (251) communicated with the fourth switching groove (241), the bracket (1) is fixedly connected with an air inlet pipe III (281) communicated with the switching groove III (231) and an air inlet pipe IV (271) communicated with the switching groove IV (241), and a motor II fixedly connected with the material winding roller (21) is arranged on the bracket (1);
The floating assembly (3) comprises a butt-joint floating plate (31), the butt-joint floating plate (31) is hinged with an adjacent floating plate (41) or the butt-joint floating plate (31), a cavity II (34) is reserved in the butt-joint floating plate (31), an auxiliary travelling mechanism (8) is arranged in the cavity II (34), a channel II (32) penetrating through the butt-joint floating plate (31) is arranged at the top of the cavity II (34), a butt-joint plate (33) is sleeved in the channel II (32) in a sliding manner, and a first switching hole (35) communicated with the input end of the auxiliary travelling mechanism (8) and a second switching hole (36) communicated with the delivery end of the auxiliary travelling mechanism (8) are arranged at the bottom of the channel II (32);
The sampling assembly (5) comprises a housing (51) fixedly sleeved at the bottom of the output end of the telescopic mechanism (6), a storage box (52) with a hollow structure is sleeved in the housing (51) in a sliding manner, a first baffle plate (54) with a circular arc structure is connected to the top of the storage box (52) in a sliding manner, a blocking plate (53) fixedly connected with the inner side wall of the housing (51) is fixedly connected to one end of the first baffle plate (54), the tops of the blocking plate (53) and the first baffle plate (54) are fixedly connected with the inner side wall of the top of the housing (51), an extrusion plate (55) is connected to the outer ring of the first baffle plate (54) in a sliding manner, a guide rod (56) with a circular arc structure is fixedly connected to the other end of the guide rod (56), a first spring fixedly connected with the blocking plate (53) is fixedly connected to one end of the guide rod (56), the first baffle plate (57) penetrates through a water inlet hole, and the second storage box (52) penetrates through the water inlet hole;
The telescopic mechanism (6) comprises a fixed seat (61) fixedly connected with the inner side wall of the first cavity (47), a winding roller (63) is movably sleeved on one side of the fixed seat (61), a mounting plate (65) fixedly connected with the first cavity (47) is movably sleeved on the other end of the winding roller (63), a first motor fixedly connected with the winding roller (63) is mounted on the mounting plate (65), a transition groove (62) with an annular structure is formed in one side, close to the winding roller (63), of the fixed seat (61), the transition groove (62) is communicated with the coil stock assembly (2), an extension air pipe (64) communicated with the transition groove (62) is fixedly sleeved on the outer ring of the winding roller (63), and the other end of the extension air pipe (64) is connected with the sampling assembly (5);
running gear (7) include with cavity one (47) inside wall rigid coupling hollow structure's cylindrical box, the movable sleeve of box has turned lever, the turned lever stretch into the one end outer lane rigid coupling of box have with box sliding connection's flabellum, one side of box be connected with coil stock subassembly (2) air supply pipe, the opposite side of box be connected with slide one (42) blast pipe of intercommunication, the one end rigid coupling that the turned lever stretched out kickboard (41) has the water board.
2. The water pollution detection method according to claim 1, wherein a first butt joint channel (45) is reserved on both sides of the pushing plate (43) along the length direction of the pushing plate, and a second butt joint channel (44) penetrating through the bottom of the pushing plate (43) is formed at both ends of the first butt joint channel (45).
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