CN115184570A - Polluted river ecological restoration and treatment method based on plain river network area - Google Patents
Polluted river ecological restoration and treatment method based on plain river network area Download PDFInfo
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- CN115184570A CN115184570A CN202210787182.6A CN202210787182A CN115184570A CN 115184570 A CN115184570 A CN 115184570A CN 202210787182 A CN202210787182 A CN 202210787182A CN 115184570 A CN115184570 A CN 115184570A
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- 238000000034 method Methods 0.000 title claims abstract description 37
- 238000005070 sampling Methods 0.000 claims abstract description 153
- 238000007789 sealing Methods 0.000 claims abstract description 79
- 230000007246 mechanism Effects 0.000 claims abstract description 78
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 72
- 238000009434 installation Methods 0.000 claims abstract description 24
- 238000005086 pumping Methods 0.000 claims abstract description 15
- 230000000694 effects Effects 0.000 claims abstract description 10
- 238000004140 cleaning Methods 0.000 claims abstract description 9
- 230000000813 microbial effect Effects 0.000 claims abstract description 9
- 239000002068 microbial inoculum Substances 0.000 claims abstract description 9
- 238000007667 floating Methods 0.000 claims description 36
- 239000003651 drinking water Substances 0.000 claims description 11
- 235000020188 drinking water Nutrition 0.000 claims description 11
- 239000003344 environmental pollutant Substances 0.000 claims description 11
- 231100000719 pollutant Toxicity 0.000 claims description 11
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 239000010802 sludge Substances 0.000 claims description 7
- 238000003860 storage Methods 0.000 claims description 6
- 238000009825 accumulation Methods 0.000 claims description 4
- 239000010865 sewage Substances 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 3
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- 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
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- 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
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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- 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
- G01N33/1826—Organic contamination in water
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- 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
- Y02A20/40—Protecting water resources
- Y02A20/402—River restoration
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Abstract
The application relates to a polluted river ecological restoration treatment method based on plain river network areas, which is applied to the technical field of river treatment. Which comprises the following steps: s1, setting dams to segment river channels, and measuring water environment parameters of each segment of river channel; s1.1, when a water sample is collected, taking down each bottle cap, and installing a sampling bottle on an installation pipe through a connecting mechanism; s1.2, grasping an air supply pipe, placing a sampling device into a river channel to be sampled, screwing off a sealing cap, starting a driving mechanism, and pumping river water into a sampling bottle; s1.3, pulling the air supply pipe, pulling out the sampling device from the river channel, screwing the bottle cap, taking down the sampling bottle and storing. S2, catching the garbage in the river channel; s3, cleaning bottom mud of the river channel; s4, detecting and analyzing the water quality sample in the S1, determining a microbial treatment microbial inoculum of each section of river channel, and putting the microbial treatment microbial inoculum into the corresponding river channel; s5, collecting water quality samples periodically; s6, planting plants on the river beach. This application has the effect that improves the efficiency of quality of water sample.
Description
Technical Field
The application relates to the technical field of river channel treatment, in particular to a polluted river channel ecological restoration treatment method based on a plain river network area.
Background
The plain river network bears the responsibility of flood management, water supply, shipping, sewage collection, water storage and irrigation, fishery culture, ecology and the like to a certain extent, and is an important ecological corridor and landscape line in urban and rural landscape. However, the plain river network is low in topography, the flow velocity and the cross section flow rate of water flow are relatively small, and the migration, dilution and degradation of pollutants are not facilitated, so that for a long time, when human beings develop and utilize river channels, the requirements of human society on water are met, the requirements for protecting the ecological system of the river channels are ignored, and some river channels are polluted seriously.
The ecological restoration treatment method of the polluted river channel in the plain river network area in the related technology comprises the following steps of S1, river channel exploration; s2, cleaning the surface of the river channel; s3, cleaning the bottom of the river channel; s4, detection and treatment; s5, managing and monitoring; accumulating the bottom mud cleaned in the step S3 to two sides of the river channel to form a river beach; and planting aquatic and hygrophytes on the river beach to complete the ecological restoration treatment of the bottom mud.
And the river channel investigation in the step S1 comprises the steps of investigating the conditions of pollution discharge, bottom mud and water quality of the river channel, and sampling sludge and bottom mud at the bottom of the river channel and water flow in the river channel to obtain water quality, sludge and bottom mud samples. In the related art, when a worker samples river water, the sampling bottles are placed into the water one by one for sampling, or one sampling bottle is placed into the water for sampling and then is subpackaged into a plurality of sampling bottles so as to supply different water quality detection instruments for water quality detection.
To the correlation technique among the above-mentioned, the inventor thinks that to river course detection needs the multiple spot sample, and every sampling point all will take many bottles of water samples, in a plurality of sampling bottles of partial shipment after every sampling point sample, or sample many times at every sampling point, and the repetitive operation is more, and time waste is relatively, leads to the sampling efficiency to reduce easily.
Disclosure of Invention
In order to improve the problem that sampling is carried out for many times at every sampling point, the sampling efficiency is easily reduced, the application provides a polluted river channel ecological restoration treatment method based on plain river network areas.
The application provides a polluted river course ecological restoration and treatment method based on plain river network areas, which adopts the following technical scheme:
a polluted river ecological restoration and treatment method based on plain river network areas comprises the following steps:
s1, arranging simple dams to segment riverways, measuring water environment parameters of each segment of riverway, and collecting and storing sludge, bottom mud and water quality samples;
s1.1, when water samples are collected, taking down bottle caps of all sampling bottles one by one, and installing the sampling bottles on an installation pipe of a sampling device through a connecting mechanism;
s1.2, a worker grasps an air supply pipe of a limiting mechanism, puts a sampling device into a river channel to be sampled, screws off a sealing cap of the limiting mechanism, and starts a driving mechanism of the sampling device to pump river water into a sampling bottle;
s1.3, pulling the air supply pipe by a worker, pulling out the sampling device from the river channel, screwing the bottle cap, taking down the sampling bottles one by one and putting the sampling bottles into a sampling box for storage.
S2, driving a fishing net to catch the large garbage in the river channel by using a ship;
s3, excavating and cleaning bottom mud at the bottom of the river channel by using a sewage disposal ship;
s4, detecting and analyzing the pollutants of the water quality samples of the river channels of the sections in the S1, determining the accumulation amount and the pollution condition of the pollutants, determining a microbial treatment microbial inoculum of each section of the river channel, and putting the microbial treatment microbial inoculum into the corresponding river channel;
s5, collecting water quality samples regularly, analyzing the content change of pollutants, and evaluating the pollution treatment effect;
s6, planting aquatic and hygrophytes on the river beach to complete ecological restoration treatment of the bottom mud.
By adopting the above technical scheme, the staff passes through coupling mechanism with a plurality of sampling bottles and connects on the installation pipe, and put into waiting to take a sample the river course with sampling device, the staff twists off the sealing cap and makes stop gear relieve spacing to actuating mechanism, actuating mechanism moves and pumps the river water simultaneously in each sampling bottle, then the staff pulls out sampling device from the river course, twist on the bottle lid again, take off the sampling bottle one by one, accomplish the water sample and collect, through installing a plurality of sampling bottles on the installation pipe, and pump the river water simultaneously in each sampling bottle through actuating mechanism, can reduce the process of taking water of repeatedly putting into the river course in each sampling bottle in the sampling process on the one hand, can save time, on the other hand, in the water intaking process, the staff only need to put into the river course with water intaking device and sampling bottle, can pump the river water into the sampling bottle under actuating mechanism's effect, staff's physical power can be saved, simplify the operating procedure, thereby can improve sampling efficiency.
Optionally, the sampling bottle comprises a bottle body, a sealing plate slidably arranged in the bottle body, and a sealing ring sleeved on the sealing plate, wherein the outer periphery of the sealing ring is attached to the inner wall of the bottle body;
one end of the bottle body is communicated with a water inlet pipe, and the bottle cap is in threaded connection with one end, far away from the bottle body, of the water inlet pipe;
the other end intercommunication of bottle has the drinking-water pipe, the drinking-water pipe is kept away from the one end of bottle is inserted sampling device, just the sampling flask passes through coupling mechanism with the installation union coupling.
Through adopting above-mentioned technical scheme, the sealing washer can reduce the possibility of gas leakage from between shrouding and the bottle to when actuating mechanism moves, can drive the shrouding and remove towards the one end of keeping away from the inlet tube, with river suction sampling bottle.
Optionally, the sampling device includes a driving tube, the driving tube is communicated with the mounting tube, one end of the driving mechanism is disposed in the mounting tube, the other end of the driving mechanism is slidably disposed in the driving tube, and the driving mechanism seals the driving tube;
one end of the limiting mechanism is arranged in the driving tube, the limiting mechanism is positioned on one side of the driving mechanism, which is back to the sampling bottle, and the other end of the limiting mechanism penetrates through the side wall of the driving tube and extends out of the driving tube;
the sampling device is characterized in that the mounting pipe is provided with a plurality of inserting holes for the water pumping pipes to be inserted in a matching manner, the hole wall of each inserting hole is provided with a first sealing layer, the water pumping pipes are inserted into the inserting holes in a one-to-one correspondence manner and are attached to the first sealing layers, and the sampling bottle is connected with the mounting pipe through the connecting mechanism.
Through adopting above-mentioned technical scheme, first sealing layer has increased the leakproofness between drinking-water pipe and the spliced eye to can reduce the possibility that gas leaks from between drinking-water pipe and the spliced eye, and then can drive the drive plate and remove when making actuating mechanism move.
Optionally, coupling mechanism includes the connecting pipe, the connecting pipe cover is established the drinking-water pipe outside, just the connecting pipe with the bottle is connected, be equipped with the external screw thread on the connecting pipe, be equipped with the thread groove on the installation pipe, connecting pipe threaded connection is in the thread groove.
Through adopting above-mentioned technical scheme, through with connecting pipe threaded connection in the spread groove, realize with sample bottle demountable installation on the installation pipe.
Optionally, the driving mechanism includes a spring, a driving plate slidably disposed in the driving tube, and a sealing gasket disposed on the driving plate, an outer peripheral edge of the sealing gasket is attached to an inner peripheral edge of the driving tube, one end of the spring is disposed on the mounting tube, and the other end of the spring is disposed on the driving plate.
Through adopting above-mentioned technical scheme, sealed the pad and reduced the possibility that gaseous clearance between drive plate and the bottle is revealed. Spacing mechanism removes the spacing back to the drive plate, and the drive plate removes towards the direction of keeping away from the installation pipe under the spring action of spring, because the leakproofness is good between drive tube and the installation pipe to can drive the shrouding and remove towards the direction of being close to the installation pipe, with in the river suction sampling bottle simultaneously.
Optionally, the limiting mechanism includes a limiting bag, the air supply pipe is communicated with the limiting bag, and the sealing cap is in threaded connection with one end of the air supply pipe, which is far away from the limiting bag;
the inner wall of the driving pipe is provided with a limiting groove, the side wall of the driving pipe is provided with a pipe penetrating hole, the limiting bag is arranged in the limiting groove, the air supply pipe extends out of the limiting groove through the pipe penetrating hole, and sealant is arranged in the pipe penetrating hole.
Through adopting above-mentioned technical scheme, before not putting into the river course with the sample bottle, spacing bag is in the inflation state, and the drive plate supports tightly on spacing bag to can play and carry out spacing effect to the drive plate. When putting into the river course sample with the sampling bottle, the staff twists off the sealing cap from the air supply pipe, releases the gas in the spacing bag, and spacing bag contracts and gets back to the spacing inslot, removes the spacing to the drive plate to make the drive plate remove towards the direction of keeping away from the installation pipe under the spring action of spring, and then can drive the shrouding with in the river suction sampling bottle.
Optionally, one end of the driving tube, which is far away from the mounting tube, is communicated with a floating bag, a triggering mechanism for triggering expansion of the floating bag is arranged in the driving tube, one end of the triggering mechanism is arranged on the driving plate, and the other end of the triggering mechanism is arranged on the inner wall of the driving tube.
Through adopting above-mentioned technical scheme, when the drive plate removed towards the direction of keeping away from the installation pipe, also with the gas compression in the drive plate, when the sampling bottle takes out to be full, trigger mechanism started, made this part gas fill float bag, made the float bag inflation drive the sampling bottle come-up. Therefore, the sampling bottle can float upwards after being filled with the sample, and whether the sampling bottle is filled with the sample can be judged without a worker, so that the sampling efficiency can be improved.
Optionally, the trigger mechanism includes a base, a trigger plate, a torsion spring and a trigger rod, the base is disposed on the inner wall of the driving tube, one end of the torsion spring is disposed on the base, the other end of the torsion spring is disposed on the trigger plate, the trigger rod is disposed on the driving plate, and the trigger rod abuts against the trigger plate;
a limiting ring used for limiting the trigger plate is arranged between the trigger plate and the drive plate, the limiting ring is arranged on the drive tube, a sealing ring is arranged at one end, facing the trigger plate, of the limiting ring, and the base is abutted against the sealing ring.
Through adopting above-mentioned technical scheme, under the torsion effect of torsional spring, can make trigger plate rotate towards the direction of keeping away from floating bag to under the limiting displacement of spacing ring, make trigger plate can seal the drive tube, in order to reduce the drive plate and remove the in-process, make the possibility that floats the bag come-up in floating bag with gas compression, thereby make the sampling bottle not take out the possibility that full just comes up.
The trigger rod is fixed on the drive plate, and when the sampling bottle is full, the drive plate drives the trigger rod to push the trigger plate at the same time, so that the trigger plate rotates, gas in the drive tube can enter the floating bag, and the floating bag expands to drive the sampling bottle to float.
Optionally, the driving pipe includes a first driving section, a rotating section and a second driving section, rotating heads are respectively disposed at two ends of the rotating section, rotating grooves for the rotating heads to rotate in a matching manner are respectively disposed in the first driving section and the second driving section, a second sealing layer is disposed at the bottom of each rotating groove, and the rotating heads are disposed in the rotating grooves and abut against the second sealing layers;
the first driving section is communicated with the mounting pipe, the limiting groove is formed in the first driving section, the limiting ring is arranged on the rotating section, the base is arranged on the second driving section, and the second driving section is communicated with the floating bag;
the limiting ring is provided with a first through hole, the trigger plate is provided with a second through hole, the sealing ring is provided with a third through hole, and when the trigger plate is tightly abutted on the sealing ring, the second through hole is overlapped with the third through hole and is not overlapped with the first through hole.
Through adopting above-mentioned technical scheme, through rotating the head and rotating the groove and cooperating, make the section of rotating can drive the swivel becket and rotate, also can reduce the possibility that gas leaks from rotating between head and the rotating groove through the second sealing layer simultaneously. After the staff puts into the bin with the sample bottle, rotate the rotation section and make through-hole one and through-hole two adjust well, then the extrusion floating bag, make the gas in the floating bag get into the drive tube through-hole one and through-hole two, promote the drive plate and reset. And then the inflator inflates the air supply pipe, so that the limit bag expands to limit the driving plate, and the driving plate is convenient to continue to be used next time.
Optionally, a sealing rod is arranged on the trigger rod and is inserted into the first through hole in a matching manner.
Through adopting above-mentioned technical scheme, plug up through-hole one through the sealing rod, make the gas in the driving tube can get into the floating bag sooner to can make the floating bag expand, come up sooner.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the plurality of sampling bottles are arranged on the mounting pipe, and the driving mechanism is used for simultaneously pumping the river water into each sampling bottle, so that the process of repeatedly putting each sampling bottle into a river channel to take water in the sampling process can be reduced, and the time can be saved;
2. in the water taking process, a worker only needs to put the water taking device and the sampling bottle into the river channel, and the river water can be pumped into the sampling bottle under the action of the driving mechanism, so that the physical strength of the worker can be saved, the operation steps are simplified, and the sampling efficiency can be improved;
3. when the sampling bottle is full, the trigger mechanism is started to enable the part of gas to be filled into the floating bag, the floating bag is expanded to drive the sampling bottle to float upwards, and therefore the sampling bottle can float upwards after being full, workers do not need to judge whether the sampling bottle is full, and sampling efficiency can be improved.
Drawings
FIG. 1 is a schematic view of a sampling bottle in the example of the present application.
Fig. 2 is a cross-sectional view of a sample vial in an embodiment of the present application.
Fig. 3 is a schematic view of a sampling device in an embodiment of the present application.
FIG. 4 is a cross-sectional view of a sampling device in an embodiment of the present application.
Fig. 5 is a schematic view of a portion a in fig. 4.
Fig. 6 is a schematic view of a portion B in fig. 4.
FIG. 7 is a cross-sectional view from another perspective of a sampling device in an embodiment of the present application.
Fig. 8 is a schematic view of portion C of fig. 4.
Reference numerals: 1. sampling a bottle; 11. a bottle body; 12. closing plates; 13. a seal ring; 14. a water inlet pipe; 15. a bottle cap; 16. a water pumping pipe; 2. a sampling device; 21. installing a pipe; 211. inserting holes; 212. a thread groove; 22. a drive tube; 221. a first drive section; 2211. a limiting groove; 2212. perforating the tube holes; 2213. a rotating groove; 222. a rotating section; 223. a second drive section; 224. rotating the head; 23. a drive mechanism; 231. a spring; 232. a drive plate; 233. a gasket; 24. a limiting mechanism; 241. a limiting bag; 242. a gas supply pipe; 243. a sealing cap; 25. a first sealing layer; 26. a floating bag; 27. a trigger mechanism; 271. a base; 272. a trigger plate; 2721. a second through hole; 273. a torsion spring; 274. a trigger lever; 28. a second sealing layer; 29. a limiting ring; 291. a first through hole; 210. a seal ring; 2101. a third through hole; 3. a connecting mechanism; 31. a connecting pipe; 311. an external thread; 5. and (4) sealing the rod.
Detailed Description
The present application is described in further detail below with reference to figures 1-8.
The embodiment of the application discloses a polluted river ecological restoration and treatment method based on a plain river network area.
Referring to fig. 1, 2 and 3, the polluted river ecological restoration and treatment method based on the plain river network area is characterized in that a sampling device 2 is matched with a sampling bottle 1 to sample water samples when the water samples are collected. Sampling bottle 1 includes bottle 11, shrouding 12, sealing washer 13, inlet tube 14, drinking-water pipe 16, and inlet tube 14 communicates in the one end of bottle 11, and the one end threaded connection that the bottle 11 was kept away from to inlet tube 14 has a bottle lid 15, and the other end at bottle 11 is connected to the drinking-water pipe 16, and in the drinking-water pipe 16 inserted sampling device 2, bottle 11 passed through coupling mechanism 3 with sampling device 2 and can dismantle the connection.
The shrouding 12 slides and sets up in bottle 11, and sealing washer 13 cover is established on shrouding 12, and the outer peripheral edges of sealing washer 13 and the inner wall of bottle 11 laminate mutually, and in this embodiment, sealing washer 13 adopts the rubber material. In the initial state, the closing plate 12 is close to the inlet pipe, and after the sampling device 2 is actuated, the closing plate 12 is driven to move towards the direction close to the pumping pipe 16, so that the bottle body 11 is filled with river water. The bottle cap 15 is screwed on the water inlet pipe 14, and then the bottle body 11 is separated from the sampling device 2, so that the possibility that the water sample flows out of the water pumping pipe 16 can be reduced through the sealing plate 12.
Referring to fig. 3 and 4, the sampling device 2 comprises a mounting tube 21, a drive tube 22, a float chamber 26, a drive mechanism 23 for driving the closure plate 12 to move, a limit mechanism 24 for limiting the drive mechanism 23, and a trigger mechanism 27 for triggering the expansion of the float chamber 26.
Referring to fig. 4 and 5, the driving pipe 22 is composed of a first driving section 221, a rotating section 222, a second driving section 223, and rotating heads 224 integrally formed at two ends of the rotating section 222, wherein the first driving section 221 and the second driving section 223 are respectively provided with a rotating groove 2213 for the rotating heads 224 to rotate in a matching manner, a second sealing layer 28 made of rubber is bonded to the bottom of the rotating groove 2213, the rotating heads 224 are arranged in the rotating grooves 2213 and abut against the second sealing layer 28, the rotating heads 224 are matched with the rotating grooves 2213 to enable the rotating heads 224 to rotate, and the sealing effect between the rotating heads 224 and the rotating grooves 2213 can be increased through the second sealing layer 28.
Referring to fig. 4 and 5, the driving tube 22 is filled with gas, the first driving section 221 is communicated with the mounting tube 21, the second driving section 223 is communicated with the floating bag 26, the sampling bottle 1 is communicated with the mounting tube 21, one end of the driving mechanism 23 is fixed in the mounting tube 21, and the other end of the driving mechanism 23 is slidably arranged in the first driving tube 22 and seals the first driving tube 22. One end of the trigger mechanism 27 is fixed to the driving mechanism 23 and moves synchronously with the driving mechanism 23, and the other end of the trigger mechanism 27 is installed in the second driving section 223.
Referring to fig. 4 and 6, the limiting mechanism 24 includes a limiting bag 241, an air supply pipe 242 communicated with the limiting bag 241, and a sealing cap 243 screwed to the air supply pipe 242, and the limiting bag 241 and the air supply pipe 242 are filled with air. The inner wall of the first driving pipe 22 is provided with a limiting groove 2211 along the periphery, the side wall of the first driving pipe 22 is provided with a pipe penetrating hole 2212, and the pipe penetrating hole 2212 is communicated with the limiting groove 2211. The limiting bag 241 is adhered to the bottom of the limiting bag 241, the air supply pipe 242 penetrates through the pipe penetrating hole 2212, and the sealing glue is arranged in the pipe penetrating hole 2212, so that the possibility that air in the air storage pipe leaks through the limiting bag 241 and the pipe penetrating hole 2212 can be reduced through the sealing glue. When the limiting bag 241 is in the expanded state, one end of the driving mechanism 23 away from the mounting tube 21 abuts against the limiting bag 241, so that the driving mechanism 23 can be limited.
Referring to fig. 4 and 5, the driving mechanism 23 includes a spring 231, a driving plate 232 slidably disposed in the first driving section 221, and a gasket 233 adhered to the driving plate 232, wherein the gasket 233 made of rubber is disposed on a side of the driving plate 232 opposite to the mounting tube 21, and an outer peripheral edge of the gasket 233 is adhered to an inner peripheral edge of the first driving section 221, so as to improve a sealing property between the driving plate 232 and the first driving section 221. One end of the spring 231 is fixed on the mounting tube 21, the other end of the spring 231 is fixed on one side of the driving plate 232 opposite to the sealing gasket 233, and before sampling, the driving plate 232 is tightly propped against the limiting bag 241 under the elastic force of the spring 231.
When the sampling device 2 needs to be placed into a river channel for sampling, the first driving section 221 is used as a starting point, the specified length is measured on the measuring air supply pipe 242, a worker grasps the position of the air supply pipe 242 and places the sampling device 2 and the sampling bottle 1 into the river channel, so that the purpose that the sampling bottle is placed to the specified depth can be achieved, and then the worker unscrews the sealing cap 243 to release the gas in the limiting bag 241 through the air supply pipe 242, so that the limiting bag 241 contracts back into the limiting groove 2211. Meanwhile, the driving plate 232 moves in a direction away from the mounting tube 21 under the elastic force of the spring 231, and because the first driving tube 22, the mounting tube 21 and the bottle body 11 have good internal sealing performance, when the driving plate 232 moves, the sealing plate 12 moves in a direction close to the mounting tube 21 under the action of gas, and simultaneously, river water is pumped into the sampling bottle 1. Then the staff pulls the air supply pipe 242, lifts the sampling device 2 and the sampling bottle 1 out of the river channel, screws the bottle cap 15, takes the sampling bottle 1 off the mounting pipe 21, puts the sampling bottle into a sampling box for storage, and finishes sampling.
Through installing a plurality of sampling bottles 1 on installation pipe 21 to cooperate through actuating mechanism 23 and shrouding 12 and carry out the process of getting water in putting into the river course repeatedly each sampling bottle 1 in can reducing the sampling process with each sampling bottle 1 in each sampling bottle 1 suction simultaneously, can save time. Simultaneously, the water intaking in-process, the staff only need with sampling device 2 and sample bottle 1 put into the river course, can save staff's physical power in can be with river water suction sample bottle 1 under actuating mechanism 23's effect, simplify the operating procedure to can improve sampling efficiency.
Referring to fig. 4 and 5, the trigger mechanism 27 includes a base 271, a trigger plate 272, a torsion spring 273, and a trigger lever 274, the trigger lever 274 being fixed to a side of the drive plate 232 opposite to the spring 231. The inner wall of the rotating section 222 is fixed with a limit ring 29, one side of the limit ring 29, which faces away from the driving plate 232, is bonded with a sealing ring 210 made of rubber, the base 271 is fixed on the inner wall of the second driving section 223, one end of a torsion spring 273 is fixed on the base 271, the other end of the torsion spring 273 is fixed on the trigger plate 272, and under the torsion action of the torsion spring 273, the trigger plate 272 rotates towards the direction away from the floating bag 26 and abuts against the sealing ring 210, so that the second driving section 223 can be closed.
The driving plate 232 moves in the direction away from the mounting tube 21 and pushes the gas in the first driving section 221 in the direction close to the floating bag 26, and the triggering plate 272 can reduce the possibility that the driving plate 232 supplies the gas into the floating bag 26 to expand the floating bag 26 to drive the sampling bottle 1 to float upwards, but the sampling bottle 1 is not full.
Referring to fig. 4 and 5, when the sampling bottle 1 is fully drawn, the driving plate 232 drives the triggering rod 274 to push the triggering plate 272, so that the triggering plate 272 rotates in a direction away from the limiting ring 29, the gas in the first driving section 221 can enter the floating bag 26, and the floating bag 26 expands to drive the sampling bottle 1 to float. Therefore, the sampling bottle 1 can float upwards after being filled with the sample, and whether the sampling bottle 1 is filled with the sample can be judged without a worker, so that the sampling efficiency can be improved.
Referring to fig. 4 and 7, in addition, a first through hole 291 is arranged on the limiting ring 29, a second through hole 2721 is arranged on the trigger plate 272, a third through hole 2101 is arranged on the sealing ring 210, when the trigger plate 272 abuts against the sealing ring 210, the second through hole 2721 is communicated with the third through hole 2101, and the second through hole 2721 is not communicated with the first through hole 291 and the second through hole 2721. The sealing rod 5 is fixed on the trigger rod 274, and when the trigger rod 274 pushes the trigger plate 272 to rotate the trigger plate 272 in the direction away from the limit ring 29, the sealing rod 5 is inserted into the first through hole 291 in a matching manner, so that the gas in the first driving section 221 can enter the floating bag 26 more quickly, and the floating bag 26 can expand and float upwards more quickly.
In this embodiment, the first driving section 221, the rotating section 222, and the second driving section 223 are made of transparent materials, so that the worker can observe the first through hole 291, the second through hole 2721, and the third through hole 2101 conveniently. After sampling, the worker presses the floating bag 26 to move the driving plate 232 away from the floating bag 26, and the sealing rod 5 is disengaged from the first through hole 291, so that the trigger plate 272 abuts against the sealing ring 210. Then, the worker rotates the rotating section 222 to make the first through hole 291, the second through hole 2721 and the third through hole 2101 coincide, and then squeezes the floating bag 26 to extrude the gas in the floating bag 26 into the first driving section 221, so that the driving plate 232 is reset. Then, air is supplied into the air supply pipe 242 through the inflator, the sealing cap 243 is screwed down, the limiting bag 241 is expanded to abut against the driving plate 232, and the driving plate 232 is limited, so that the next sampling is facilitated.
Referring to fig. 3 and 8, the connection mechanism 3 includes a connection pipe 31, an external thread 311 is provided on an outer wall of the connection pipe 31, and the connection pipe 31 is sleeved on an outer side of the pumping pipe 16 and is fixedly connected to the bottle 11. The mounting pipe 21 is provided with an insertion hole 211 for the water pumping pipe 16 to be inserted in a matching manner, the hole wall of the insertion hole 211 is bonded with a first sealing layer 25 made of rubber, and the mounting pipe 21 is provided with a thread groove 212 for the connecting pipe 31 to be connected in a threaded manner. The pumping pipes 16 are inserted into the insertion holes 211 in a one-to-one correspondence manner and are attached to the first sealing layer 25, and the first sealing layer 25 increases the sealing performance between the pumping pipes 16 and the insertion holes 211, so that the possibility of gas leakage from between the pumping pipes 16 and the insertion holes 211 can be reduced, and the driving plate 232 can be driven to move when the driving mechanism 23 acts. By screwing the connection tube 31 into the connection groove, the sampling bottle 1 is detachably mounted on the mounting tube 21.
The specific sampling steps using the sampling flask 1 and the sampling device 2 are as follows:
s1, placing a simple dam in a river channel to segment the river channel, measuring water environment parameters of each segment of the river channel, such as the length of the river channel, the flow velocity of river water and the like, and collecting and storing bottom mud and water quality samples;
s1.1, when water samples are collected, the bottle caps 15 of the sampling bottles 1 are taken down one by one, and the connecting pipe 31 is connected into the thread groove 212 in a threaded manner;
s1.2, taking the first driving section 221 as a starting point, measuring a specified length, such as two meters, on the measuring air supply pipe 242 by a worker, holding the position of the air supply pipe 242 by the worker for two meters, placing the sampling device 2 and the sampling bottle 1 into a river channel, then placing the sampling device 2 and the sampling bottle 1 into the river channel, screwing off the sealing cap 243, releasing the gas in the limiting bag 241 from the air supply pipe 242, shrinking the limiting bag 241, moving the driving plate 232 in a direction away from the mounting pipe 21 under the action of the spring 231, and simultaneously driving the sealing plate 12 to move to pump the river water into the sampling bottle 1;
s1.3, after the sampling bottle 1 is fully pumped, the driving plate 232 drives the trigger rod 274 to push the trigger plate 272, so that the trigger plate 272 rotates, gas in the first driving section 221 enters the floating bag 26, the floating bag 26 expands to drive the sampling bottle 1 to float, a worker pulls the gas supply pipe 242, pulls the sampling device 2 and the sampling bottle 1 out of the river channel, screws on the bottle cap 15, and takes down the sampling bottles 1 one by one and puts the sampling bottles 1 into a sampling box for storage;
s1.4, pressing the floating bag 26 by a worker to enable the driving plate 232 to move towards the direction far away from the floating bag 26, enabling the sealing rod 5 to be separated from the first through hole 291, enabling the trigger plate 272 to be tightly abutted to the sealing ring 210, then rotating the rotating section 222 by the worker to enable the first through hole 291, the second through hole 2721 and the third through hole 2101 to be overlapped, then pressing the floating bag 26 to extrude the gas in the floating bag 26 into the first driving section 221, and enabling the driving plate 232 to reset; then, air is supplied into the air supply pipe 242 through the inflator, the sealing cap 243 is screwed down, the limiting bag 241 expands to abut against the driving plate 232, and the driving plate 232 is limited, so that the next sampling is facilitated.
S2, cleaning the large garbage in the river channel in a segmented mode, fishing the large garbage in the river channel by using a fishing net with a larger aperture driven by a ship, replacing the fishing net with a smaller aperture after cleaning, and cleaning again;
s3, excavating and cleaning bottom mud at the bottom of the river channel by using a sewage disposal boat, and accumulating the sludge on the river beach;
s4, detecting and analyzing the pollutants in the water quality sample of each section of the river channel in the S1, determining the accumulation amount and the pollution condition of the pollutants, determining a microbial treatment microbial inoculum of each section of the river channel, such as one or more combinations of photosynthetic bacteria, nitrobacteria, denitrifying bacteria, bifidobacteria and the like, calculating the adding amount of the microbial treatment microbial inoculum according to the determined accumulation amount and the pollution condition of the pollutants, and adding the adding amount of the microbial treatment microbial inoculum into the corresponding river channel;
s5, collecting water quality samples in the river channel regularly by adopting a sampling device 2 and a sampling bottle 1, analyzing the content change of pollutants, and evaluating the pollution treatment effect;
s6, planting aquatic and hygrophytes on the sludge of the river beach to complete the ecological restoration treatment of the bottom sludge.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. A polluted river ecological restoration and treatment method based on plain river network areas is characterized by comprising the following steps: the method comprises the following steps:
s1, setting simple dams to segment the river channel, measuring water environment parameters of each segment of the river channel, and collecting and storing sludge, bottom mud and water quality samples;
s1.1, when water samples are collected, the bottle caps (15) of the sampling bottles (1) are taken down one by one, and the sampling bottles (1) are installed on an installation pipe (21) of a sampling device (2) through a connecting mechanism (3);
s1.2, a worker grasps an air supply pipe (242) of a limiting mechanism (24), puts a sampling device (2) into a river channel to be sampled, screws off a sealing cap (243) of the limiting mechanism (24), starts a driving mechanism (23) of the sampling device (2), and pumps river water into a sampling bottle (1);
s1.3, pulling the air supply pipe (242) by a worker, pulling out the sampling device (2) from the river channel, screwing the bottle cap (15), taking down the sampling bottles (1) one by one, and putting the sampling bottles into a sampling box for storage;
s2, driving a fishing net to catch large garbage in the river channel by using a ship;
s3, excavating and cleaning bottom mud at the bottom of the river channel by using a sewage disposal ship;
s4, detecting and analyzing the pollutants of the water quality samples of the river channels of the sections in the S1, determining the accumulation amount and the pollution condition of the pollutants, determining a microbial treatment microbial inoculum of each section of the river channel, and putting the microbial treatment microbial inoculum into the corresponding river channel;
s5, collecting water quality samples regularly, analyzing the content change of pollutants, and evaluating the pollution treatment effect;
s6, planting aquatic and hygrophytes on the river beach to complete ecological restoration treatment of the bottom mud.
2. The ecological restoration and treatment method for the polluted river based on the plain river network area as claimed in claim 1, wherein the ecological restoration and treatment method comprises the following steps: the sampling bottle (1) comprises a bottle body (11), a sealing plate (12) arranged in the bottle body (11) in a sliding mode and a sealing ring (13) sleeved on the sealing plate (12), wherein the outer periphery of the sealing ring (13) is attached to the inner wall of the bottle body (11);
one end of the bottle body (11) is communicated with a water inlet pipe (14), and the bottle cap (15) is in threaded connection with one end, far away from the bottle body (11), of the water inlet pipe (14);
the other end of bottle (11) communicates has drinking-water pipe (16), drinking-water pipe (16) are kept away from the one end of bottle (11) is inserted sampling device (2), just sampling bottle (1) passes through coupling mechanism (3) with installation pipe (21) are connected.
3. The ecological restoration and treatment method for the polluted river based on the plain river network area as claimed in claim 2, wherein: the sampling device (2) comprises a driving pipe (22), the driving pipe (22) is communicated with the installation pipe (21), one end of the driving mechanism (23) is arranged in the installation pipe (21), the other end of the driving mechanism (23) is arranged in the driving pipe (22) in a sliding mode, and the driving mechanism (23) seals the driving pipe (22);
one end of the limiting mechanism (24) is arranged in the driving tube (22), the limiting mechanism (24) is positioned on one side of the driving mechanism (23) back to the sampling bottle (1), and the other end of the limiting mechanism (24) penetrates through the side wall of the driving tube (22) and extends out of the driving tube (22);
the sampling bottle is characterized in that a plurality of inserting holes (211) for the water pumping pipes (16) to be matched and inserted are formed in the installation pipe (21), first sealing layers (25) are arranged on the hole walls of the inserting holes (211), the water pumping pipes (16) are inserted into the inserting holes (211) in a one-to-one correspondence mode, the water pumping pipes are attached to the first sealing layers (25), and the sampling bottle (1) is connected with the installation pipe (21) through the connecting mechanism (3).
4. The ecological restoration and treatment method for the polluted river based on the plain river network area as claimed in claim 3, wherein the ecological restoration and treatment method comprises the following steps: coupling mechanism (3) include connecting pipe (31), connecting pipe (31) cover is established the drinking-water pipe (16) outside, just connecting pipe (31) with bottle (11) are connected, be equipped with external screw thread (311) on connecting pipe (31), be equipped with thread groove (212) on installation pipe (21), connecting pipe (31) threaded connection be in thread groove (212).
5. The ecological restoration and treatment method for the polluted river based on the plain river network area as claimed in claim 3, wherein the ecological restoration and treatment method comprises the following steps: drive mechanism (23) include spring (231), slide locate drive plate (232) in drive tube (22) and locate sealed the pad (233) on drive plate (232), the outer peripheral edges of sealed pad (233) with the interior peripheral edges of drive tube (22) are laminated mutually, the one end of spring (231) is located on installation pipe (21), the other end of spring (231) is located on drive plate (232).
6. The ecological restoration and treatment method for the polluted river based on the plain river network area as claimed in claim 3, wherein the ecological restoration and treatment method comprises the following steps: the limiting mechanism (24) comprises a limiting bag (241), the air supply pipe (242) is communicated with the limiting bag (241), and the sealing cap (243) is in threaded connection with one end, away from the limiting bag (241), of the air supply pipe (242);
be equipped with spacing groove (2211) on the inner wall of driving tube (22), be equipped with perforation hole (2212) on the lateral wall of driving tube (22), spacing bag (241) are located in spacing groove (2211), air supply pipe (242) warp perforation hole (2212) extends spacing groove (2211), just be equipped with sealed glue in perforation hole (2212).
7. The ecological restoration and treatment method for the polluted river based on the plain river network area as claimed in claim 3, wherein the ecological restoration and treatment method comprises the following steps: one end, far away from the installation pipe (21), of the driving pipe (22) is communicated with a floating bag (26), a triggering mechanism (27) used for triggering expansion of the floating bag (26) is arranged in the driving pipe (22), one end of the triggering mechanism (27) is arranged on the driving plate (232), and the other end of the triggering mechanism (27) is arranged on the inner wall of the driving pipe (22).
8. The ecological restoration and treatment method for the polluted river based on the plain river network area as claimed in claim 7, wherein: the trigger mechanism (27) comprises a base (271), a trigger plate (272), a torsion spring (273) and a trigger rod (274), the base (271) is arranged on the inner wall of the driving pipe (22), one end of the torsion spring (273) is arranged on the base (271), the other end of the torsion spring (273) is arranged on the trigger plate (272), the trigger rod (274) is arranged on the driving plate (232), and the trigger rod (274) abuts against the trigger plate (272);
a limiting ring (29) used for limiting the trigger plate (272) is arranged between the trigger plate (272) and the drive plate (232), the limiting ring (29) is arranged on the drive pipe (22), a sealing ring (210) is arranged at one end, facing the trigger plate (272), of the limiting ring (29), and the base (271) is abutted against the sealing ring (210).
9. The ecological restoration and treatment method for the polluted river based on the plain river network area according to claim 8, which is characterized in that: the driving pipe (22) comprises a first driving section (221), a rotating section (222) and a second driving section (223), rotating heads (224) are arranged at two ends of the rotating section (222), rotating grooves (2213) for the rotating heads (224) to rotate in a matched mode are arranged in the first driving section (221) and the second driving section (223), a second sealing layer (28) is arranged at the bottoms of the rotating grooves (2213), and the rotating heads (224) are arranged in the rotating grooves (2213) and abut against the second sealing layer (28);
the first driving section (221) is communicated with the installation pipe (21), the limiting groove (2211) is formed in the first driving section (221), the limiting ring (29) is formed in the rotating section (222), the base (271) is formed in the second driving section (223), and the second driving section (223) is communicated with the floating bag (26);
be equipped with through-hole (291) on spacing ring (29), be equipped with through-hole two (2721) on trigger plate (272), be equipped with through-hole three (2101) on sealing ring (210), work as trigger plate (272) support tightly when on sealing ring (210), through-hole two (2721) with through-hole three (2101) coincidence sets up, and not with through-hole (291) coincidence.
10. The ecological restoration and treatment method for the polluted river based on the plain river network area as claimed in claim 9, wherein: and a sealing rod (5) is arranged on the trigger rod (274), and the sealing rod (5) is inserted into the first through hole (291) in a matching mode.
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| JP2001056333A (en) * | 1999-08-19 | 2001-02-27 | Yoshikazu Izumi | Endless sample bottle for automatic water sampler |
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| WO2021174449A1 (en) * | 2020-03-04 | 2021-09-10 | 昆山贝名新材料科技有限公司 | Water quality sampling device for environmental protection technology development |
| CN214621831U (en) * | 2021-02-22 | 2021-11-05 | 吕文丽 | River sewage detects uses sampling device for ecological restoration |
| CN113683198A (en) * | 2021-08-17 | 2021-11-23 | 青海生源园林绿化工程有限公司 | River channel ecological restoration method |
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|---|---|---|---|---|
| JP2001056333A (en) * | 1999-08-19 | 2001-02-27 | Yoshikazu Izumi | Endless sample bottle for automatic water sampler |
| JP2005052697A (en) * | 2003-08-06 | 2005-03-03 | Hitachi Ltd | Water quality monitoring system |
| CN108773907A (en) * | 2018-08-24 | 2018-11-09 | 上海海洋大学 | Polluted river channel ecological remediation and treatment method based on river network in plain areas |
| WO2021174449A1 (en) * | 2020-03-04 | 2021-09-10 | 昆山贝名新材料科技有限公司 | Water quality sampling device for environmental protection technology development |
| CN214621831U (en) * | 2021-02-22 | 2021-11-05 | 吕文丽 | River sewage detects uses sampling device for ecological restoration |
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