CN111233211A - Blue algae water bloom treatment system based on intelligent cleaning boat and flocculating agent - Google Patents
Blue algae water bloom treatment system based on intelligent cleaning boat and flocculating agent Download PDFInfo
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- CN111233211A CN111233211A CN202010195810.2A CN202010195810A CN111233211A CN 111233211 A CN111233211 A CN 111233211A CN 202010195810 A CN202010195810 A CN 202010195810A CN 111233211 A CN111233211 A CN 111233211A
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- 238000004140 cleaning Methods 0.000 title claims abstract description 36
- 241000195493 Cryptophyta Species 0.000 title claims abstract description 32
- 239000008394 flocculating agent Substances 0.000 title claims abstract description 28
- 241000192710 Microcystis aeruginosa Species 0.000 title abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 118
- 239000010959 steel Substances 0.000 claims abstract description 118
- 239000003814 drug Substances 0.000 claims abstract description 54
- 239000007788 liquid Substances 0.000 claims abstract description 47
- 238000001914 filtration Methods 0.000 claims abstract description 29
- 239000000575 pesticide Substances 0.000 claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 38
- 239000003344 environmental pollutant Substances 0.000 claims description 27
- 231100000719 pollutant Toxicity 0.000 claims description 27
- 238000007599 discharging Methods 0.000 claims description 12
- 239000002699 waste material Substances 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 9
- 239000002351 wastewater Substances 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 239000010865 sewage Substances 0.000 claims description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 238000005188 flotation Methods 0.000 claims description 3
- 238000000746 purification Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 239000002893 slag Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 2
- 229920000728 polyester Polymers 0.000 claims description 2
- 229910001220 stainless steel Inorganic materials 0.000 claims 1
- 239000010935 stainless steel Substances 0.000 claims 1
- 238000005516 engineering process Methods 0.000 description 10
- 208000034699 Vitreous floaters Diseases 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 238000005189 flocculation Methods 0.000 description 6
- 230000016615 flocculation Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 238000007667 floating Methods 0.000 description 3
- 238000007792 addition Methods 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 241000192700 Cyanobacteria Species 0.000 description 1
- 240000003826 Eichhornia crassipes Species 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000012851 eutrophication Methods 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/24—Treatment of water, waste water, or sewage by flotation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
A cyanobacterial bloom treatment system based on an intelligent cleaning ship and a flocculating agent comprises a ship body, a pesticide box, a diaphragm pump, a steel wire hose and a drain pipe; the mixed flow bin is arranged in the bow of the ship body, and the filtering bin is arranged in the middle of the ship body; the liquid outlet end of the mixed flow bin is correspondingly connected with the liquid inlet end of the filtering bin; the medicine chest is arranged on the ship body in a sliding manner; the bottom of the medicine box is provided with a medicine outlet pipe, and the medicine outlet pipe is provided with a flow control valve; a branch pipe is arranged on the medicine outlet pipe in parallel, a diaphragm pump is arranged on the branch pipe, and the liquid inlet end of the diaphragm pump is connected with the medicine outlet end of the medicine box through the branch pipe; the upper end of the mixed flow bin is provided with a switching corner joint; the lower end of the steel wire hose is provided with a plug; the steel wire hose is provided with a plurality of medicine outlet holes; a first steel plate, a second steel plate and a third steel plate are sequentially arranged in the mixed flow bin along the direction from liquid inlet to liquid outlet; the bottom of the filter bin is connected with a drain pipe. The invention can effectively prevent and control the outbreak of the water bloom in time, improve the filtering efficiency, reduce the cost and avoid secondary pollution of algae residues.
Description
Technical Field
The invention relates to the field of cyanobacterial bloom treatment, in particular to a cyanobacterial bloom treatment system based on an intelligent cleaning boat and a flocculating agent.
Background
With the rapid development of economy, the environmental pollution problem in China is more and more prominent, and the treatment of water pollution has important significance for protecting the environment and realizing sustainable development. Particularly, the national surface water is seriously polluted, the black and odorous water body becomes a common people and reflects a strong water environment problem, and the problem of eutrophication of lakes (reservoirs) is prominent, so that the water bloom of the freshwater lake cyanobacteria is frequent, and the social attention is attracted.
In the existing equipment, the common crawler-type floater salvage ship is limited only in the width of a ship body, floaters cannot be gathered in front of the ship, so that the salvage efficiency is extremely low, the equipment is used for salvaging aquatic plants such as water hyacinth and the like, but the algae bloom cleaning speed is low, the effect is not ideal, and the treatment efficiency is low.
In the existing equipment, another kind of large water area blue algae and floater automatic cleaning boat drives through the traction boat to enclose and separate and collect floaters, though gather together the effect better to the surface of water floater, and can realize in time dewatering but it is lower to gather with the dewatering efficiency to the alga equal proportion slightly less than the suspended solid of water, and water bloom prevention and control efficiency are low.
Disclosure of Invention
Objects of the invention
In order to solve the technical problems in the background art, the invention provides a cyanobacterial bloom treatment system based on an intelligent cleaning boat and a flocculating agent, which can effectively prevent and control bloom outbreak in time, improve the filtration efficiency, reduce the cost and avoid secondary pollution of algae residues.
(II) technical scheme
In order to solve the problems, the invention provides a cyanobacterial bloom treatment system based on an intelligent cleaning ship and a flocculating agent, which comprises a ship body, a pesticide box, a diaphragm pump, a steel wire hose and a drain pipe;
the mixed flow bin is arranged in the bow of the ship body, and the filtering bin is arranged in the middle of the ship body; the liquid outlet end of the mixed flow bin is correspondingly connected with the liquid inlet end of the filtering bin;
the pesticide box is arranged on the ship body in a sliding manner, and the upper end of the pesticide box is provided with a pesticide feeding port and a sealing end cover; the bottom of the medicine box is provided with a medicine outlet pipe, and the medicine outlet pipe is provided with a flow control valve; a branch pipe is arranged on the medicine outlet pipe in parallel, a diaphragm pump is arranged on the branch pipe, and the liquid inlet end of the diaphragm pump is connected with the medicine outlet end of the medicine box through the branch pipe;
the upper end of the mixed flow bin is provided with a switching corner joint, the liquid inlet end of the horizontal section of the switching corner joint is connected with the liquid outlet end of the diaphragm pump and the liquid outlet end of the medicine outlet pipe, and the horizontal section of the switching corner joint is made of a hose; the liquid outlet end of the vertical section of the switching corner joint is connected with the liquid inlet end at the upper end of the steel wire hose; the steel wire hose is vertically arranged; the lower end of the steel wire hose is provided with a plug, the liquid inlet end of the mixed flow bin is provided with a switch board, and the lower end of the steel wire hose is fixed at the upper end of the switch board through a buckle; the steel wire hose is provided with a plurality of medicine outlet holes;
a first steel plate, a second steel plate and a third steel plate are sequentially arranged in the mixed flow bin along the direction from liquid inlet to liquid outlet; the upper end of the first steel plate is arranged at the top of the mixed flow bin, and a liquid inlet is formed between the lower end of the first steel plate and the bottom of the mixed flow bin; the lower ends of a second steel plate and a third steel plate are arranged at the bottom of the mixed flow bin, and a liquid inlet is formed between the upper ends of the second steel plate and the third steel plate and the top of the mixed flow bin, wherein the lower end of the first steel plate is lower than the upper end of the second steel plate, and the upper end of the second steel plate is lower than the upper end of the third steel plate;
the filtering bin is formed by welding double-layer steel plates; a steel wire mesh is arranged between the double-layer steel plates, and a plurality of through holes are formed in the double-layer steel plates; the bottom of the filtering bin is provided with a drainage groove, and the bottom of the filtering bin is connected with a drainage pipe; the drain pipe is provided with a sewage pump.
Preferably, the upper surface of the ship body is provided with a slide rail; the bottom of the medicine chest is provided with a pulley, and the pulley is arranged on a sliding rail in a sliding manner.
Preferably, the steel wire hose is provided with a medicine outlet hole at least every 15 cm.
Preferably, a liquid inlet with the height of 30cm is formed between the lower end of the first steel plate and the bottom of the mixing flow bin.
Preferably, the upper end of the second steel plate is 30cm higher than the lower end of the first steel plate.
Preferably, the upper end of the third steel plate is 20cm higher than the upper end of the second steel plate.
Preferably, the medicine chest and the sealing end cover are both made of acrylic plates with the thickness of 1cm, and the diameter of the medicine feeding opening at the upper end of the medicine chest is 20 cm.
Preferably, the inner wall of the mixed flow bin is provided with a plurality of clamping grooves, and the first steel plate, the second steel plate and the third steel plate are inserted into the clamping grooves in a matching manner; the side of the clamping groove is provided with a bolt for adjusting the height.
Preferably, the interval between the double-layer steel plates is 1cm, and the diameter of the through hole on the double-layer steel plate is 0.5 cm.
Preferably, the horizontal section of the adapter corner joint is a polyester fiber hose.
Preferably, the step of using comprises:
s1: intercepting the collected surface algae, suspended algae and pollutants accumulated on the water surface at the front end of the ship body, and performing water purification separation on the mixture to obtain a pollutant A; after the nano air flotation treatment is carried out on the pollutant A, discharging the bottom wastewater to obtain a pollutant B;
s2: adding a flocculating agent into the pollutant B through a steel wire hose, and leading the pollutant B and the flocculating agent into the mixed flow bin together; fully mixing the mixture to obtain a pollutant C;
s3: discharging the pollutant C into a filtering bin, filtering to obtain waste residues, and discharging wastewater;
s4: transporting the waste residues out of the hull; drying the waste residue to obtain dry residue; the dry slag is transported to a waste disposal site.
Preferably, the waste water in S3 is circulated back to the mixing chamber to flush the mixing chamber.
The invention solves the problem that the prior art is difficult to catch the suspended algae by integrated equipment, and can effectively prevent and control the outbreak of the water bloom in time; the system does not need special places for secondary treatment, the blue algae fishing process is more compact, the time from fishing to dewatering is greatly shortened, the efficiency is improved, the cost is reduced, and meanwhile secondary pollution of algae residues is avoided.
According to the method, the ship body adopts a technology of automatically cleaning the blue algae and the floating objects in the large water area, can be used as a carrier of other equipment, realizes intelligent operation, is simple and convenient to use, and greatly reduces the using amount of the flocculant compared with the method of putting the flocculant in a large area.
The invention aims to overcome the defects of the existing cleaning technology, combine and improve the automatic cleaning ship for the blue algae and the floaters in the large water area and the high-efficiency flocculation technology, adopt the modified organic polymeric flocculant in the flocculation technology, can quickly and efficiently gather the algae and suspended matters in the water body into floccules by virtue of the characteristics of hydrophilicity and lipophilicity, graft the flocculation technology on the intelligent cleaning ship for the blue algae and the floaters in the large water area to realize quick collection, medicament addition, stirring, coagulation, collection, dehydration and transportation, quickly improve the transparency of the water body after cleaning, take away a large amount of blue algae and pollutants along with the floccules, obviously improve the water quality and gradually recover the self-cleaning capacity, and control the water bloom.
Drawings
FIG. 1 is a schematic structural diagram of a cyanobacterial bloom treatment system based on an intelligent cleaning ship and a flocculating agent.
Fig. 2 is an enlarged schematic view of a part of the structure in fig. 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-2, the cyanobacterial bloom treatment system based on the intelligent cleaning boat and the flocculating agent provided by the invention comprises a boat body 1, a pesticide box 2, a diaphragm pump 7, a steel wire hose 8 and a drain pipe 15;
the mixed flow bin 10 is arranged in the bow of the ship body 1, and the filtering bin 13 is arranged in the middle of the ship body 1; the liquid outlet end of the mixed flow bin 10 is correspondingly connected with the liquid inlet end of the filtering bin 13;
the pesticide box 2 is arranged on the ship body 1 in a sliding manner, and the upper end of the pesticide box 2 is provided with a pesticide feeding port 3 and a sealing end cover; a medicine outlet pipe is arranged at the bottom of the medicine box 2, and a flow control valve 6 is arranged on the medicine outlet pipe; a branch pipe 16 is arranged on the medicine outlet pipe in parallel, a diaphragm pump 7 is arranged on the branch pipe 16, and the liquid inlet end of the diaphragm pump 7 is connected with the medicine outlet end of the medicine box 2 through the branch pipe 16;
the upper end of the mixed flow bin 10 is provided with a switching corner joint, the liquid inlet end of the horizontal section of the switching corner joint is connected with the liquid outlet end of the diaphragm pump 7 and the liquid outlet end of the medicine outlet pipe, and the horizontal section of the switching corner joint is made of a hose; the liquid outlet end of the vertical section of the switching corner joint is connected with the liquid inlet end at the upper end of the steel wire hose 8; the steel wire hose 8 is vertically arranged; the lower end of the steel wire hose 8 is provided with a plug, the liquid inlet end of the mixed flow bin 10 is provided with a switch board, and the lower end of the steel wire hose 8 is fixed at the upper end of the switch board through a buckle; the steel wire hose 8 is provided with a plurality of medicine outlet holes;
a first steel plate 10, a second steel plate 11 and a third steel plate 12 are sequentially arranged in the mixed flow bin 10 along the direction from liquid inlet to liquid outlet; the upper end of the first steel plate 10 is arranged at the top of the mixed flow bin 10, and a liquid inlet is formed between the lower end of the first steel plate 10 and the bottom of the mixed flow bin 10; the lower ends of a second steel plate 11 and a third steel plate 12 are arranged at the bottom of the mixed flow bin 10, and a liquid inlet is formed between the upper ends of the second steel plate 11 and the third steel plate 12 and the top of the mixed flow bin 10, wherein the lower end of the first steel plate 10 is lower than the upper end of the second steel plate 11, and the upper end of the second steel plate 11 is lower than the upper end of the third steel plate 12;
the filtering bin 13 is formed by welding double-layer steel plates; a steel wire mesh is arranged between the double-layer steel plates, and a plurality of through holes are formed in the double-layer steel plates; the bottom of the filtering bin 13 is provided with a drainage groove 14, and the bottom of the filtering bin 13 is connected with a drainage pipe 15; the water discharge pipe 15 is provided with a water pump.
In the work, algae water with the width of 2-35 meters (the width can be adjusted according to the water bloom degree) and the depth of 30cm under the water surface is gathered to the hatch of the mixed flow bin 10 through a traction ship and a surrounding area of the large water area blue algae and floating object automatic cleaning ship. The hatch of the mixed flow bin 10 is provided with a steel wire hose 8, and the steel wire hose 8 is connected with the medicine box 2, so that the function of spraying the medicine is realized. The pesticide box 2 stores about 500kg of high-efficiency flocculating agent, and when the pesticide is at a high position and the cyanobacterial bloom is slight, the pesticide is fed mainly by gravity flow, and the flow control valve 6 controls the pesticide discharging speed and the pesticide discharging amount; when the pesticide is in a low position or the cyanobacterial bloom is heavy, the diaphragm pump 7 is started to accelerate the pesticide discharging speed, and the process of controlling the flow is realized by adjusting the power of the diaphragm pump 7. The algae-laden water flow is mixed with the flocculating agent and then flows into the mixed flow bin 10, the mixed flow bin 10 enables the algae-laden water to flow in an S shape through the first steel plate 10, the second steel plate 11 and the third steel plate 12, the algae-laden water and the flocculating agent are fully mixed and then have enough reaction time in the mixed flow bin 10, so that the algae-laden water is basically separated, wherein the algae-laden water which is positioned at the upper part of the algae-laden water and flocculated into clusters is pushed to the filtering bin 13 by the water flow, and the separated algae-laden water is washed in a backflow mode to prevent blockage. The filtering bin 13 ensures the water filtering speed and simultaneously does not leak blue algae. After the filter bin 13 is full, the algae residue is pumped into a barge by a sewage pump to be sent to harmless treatment or resource utilization. Under the condition of medium bloom outbreak, the cleaning speed of one ship reaches 1 ten thousand square meters per hour, and the goal of ship overflow cleaning is conveniently and quickly realized.
The invention solves the problem that the prior art is difficult to catch the suspended algae by integrated equipment, and can effectively prevent and control the outbreak of the water bloom in time; the system does not need special places for secondary treatment, the blue algae fishing process is more compact, the time from fishing to dewatering is greatly shortened, the efficiency is improved, the cost is reduced, and meanwhile secondary pollution of algae residues is avoided.
According to the method, the ship body adopts a technology of automatically cleaning the blue algae and the floating objects in the large water area, can be used as a carrier of other equipment, realizes intelligent operation, is simple and convenient to use, and greatly reduces the using amount of the flocculant compared with the method of putting the flocculant in a large area.
The invention aims to overcome the defects of the existing cleaning technology, combine and improve the automatic cleaning ship for the blue algae and the floaters in the large water area and the high-efficiency flocculation technology, adopt the modified organic polymeric flocculant in the flocculation technology, can quickly and efficiently gather the algae and suspended matters in the water body into floccules by virtue of the characteristics of hydrophilicity and lipophilicity, graft the flocculation technology on the intelligent cleaning ship for the blue algae and the floaters in the large water area to realize quick collection, medicament addition, stirring, coagulation, collection, dehydration and transportation, quickly improve the transparency of the water body after cleaning, take away a large amount of blue algae and pollutants along with the floccules, obviously improve the water quality and gradually recover the self-cleaning capacity, and control the water bloom.
It should be noted that the horizontal section of the switching corner joint is made of a flexible pipe and is long enough to ensure that the front and back movement of the medicine chest 2 is not affected (the normal movement range of the medicine chest 2 on the slide rail 5 is not affected), and the pipeline connection caused by the movement of the medicine chest 2 is prevented from dropping.
In an alternative embodiment, the upper surface of the ship body 1 is provided with a slide rail 5; the bottom of the medicine chest 2 is provided with a pulley 4, the pulley 4 is arranged on a slide rail 5 in a sliding manner, and the equipment is more flexible to use.
In an alternative embodiment, the steel wire hose 8 is provided with a drug outlet hole at least every 15cm, so that the drug (flocculant) can be discharged.
In an alternative embodiment, a liquid inlet with the height of 30cm is formed between the lower end of the first steel plate 10 and the bottom of the mixing flow bin 10. The upper end of the second steel plate 11 is 30cm higher than the lower end of the first steel plate 10. The upper end of the third steel plate 12 is 20cm higher than the upper end of the second steel plate 11. The first steel plate 10, the second steel plate 11 and the third steel plate 12 form an S-shaped flowing water channel inside the mixed flow bin 10.
In an optional embodiment, the medicine box 2 and the sealing end cover are both made of acrylic plates with the thickness of 1cm, and the diameter of the medicine feeding port 3 at the upper end of the medicine box is 20 cm; the medicine chest 2 has stable chemical property and convenient medicine adding.
In an optional embodiment, the interval between the double-layer steel plates is 1cm, and the diameter of the through holes in the double-layer steel plates is 0.5cm, so that the water is conveniently filtered and drained, and the drainage efficiency and the filtering effect are improved.
In the invention, the cyanobacterial bloom treatment system based on the intelligent cleaning boat and the flocculating agent comprises the following use steps:
s1: intercepting surface algae, suspended algae and pollutants gathered and accumulated on the water surface at the front end of the ship body 1, and performing water purification separation on the mixture to obtain a pollutant A; after the nano air flotation treatment is carried out on the pollutant A, discharging the bottom wastewater to obtain a pollutant B;
s2: adding a flocculating agent into the pollutant B through a steel wire hose 8, and leading the pollutant B and the flocculating agent into a mixed flow bin 10; fully mixing the mixture to obtain a pollutant C;
s3: discharging the pollutant C into a filtering bin 13, filtering to obtain waste residues, and discharging wastewater;
s4: transporting the waste residues out of the hull 1; drying the waste residue to obtain dry residue; the dry slag is transported to a waste disposal site.
In an alternative embodiment, the waste water in S3 is recycled back to the mixing bin 10 to flush the mixing bin.
It is noted that the overall system has high sewage treatment efficiency and good quality; wherein, the flocculating agent and the pollutant are fully mixed and flow, so that the particles in the pollutant can be precipitated, and the subsequent filtering quality is improved.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (10)
1. A cyanobacterial bloom treatment system based on an intelligent cleaning ship and a flocculating agent is characterized by comprising a ship body (1), a pesticide box (2), a diaphragm pump (7), a steel wire hose (8) and a drain pipe (15);
a mixed flow bin (10) is arranged in the bow of the ship body (1), and a filter bin (13) is arranged in the middle of the ship body (1); the liquid outlet end of the mixed flow bin (10) is correspondingly connected with the liquid inlet end of the filtering bin (13);
the pesticide box (2) is arranged on the ship body (1) in a sliding manner, and the upper end of the pesticide box (2) is provided with a pesticide adding port (3) and a sealing end cover; a medicine outlet pipe is arranged at the bottom of the medicine box (2), and a flow control valve (6) is arranged on the medicine outlet pipe; a branch pipe (16) is arranged on the medicine outlet pipe in parallel, a diaphragm pump (7) is arranged on the branch pipe (16), and the liquid inlet end of the diaphragm pump (7) is connected with the medicine outlet end of the medicine box (2) through the branch pipe (16);
the upper end of the mixed flow bin (10) is provided with a switching corner joint, the liquid inlet end of the horizontal section of the switching corner joint is connected with the liquid outlet end of the diaphragm pump (7) and the liquid outlet end of the medicine outlet pipe, and the horizontal section of the switching corner joint is made of a hose; the liquid outlet end of the vertical section of the switching corner joint is connected with the liquid inlet end at the upper end of the steel wire hose (8); the lower end of the steel wire hose (8) is provided with a plug, the liquid inlet end of the mixed flow bin (10) is provided with a switch board, and the lower end of the steel wire hose (8) is fixed at the upper end of the switch board through a buckle; a plurality of medicine outlet holes are formed in the steel wire hose (8);
a first steel plate (10), a second steel plate (11) and a third steel plate (12) are sequentially arranged in the mixed flow bin (10) along the direction from liquid inlet to liquid outlet; the upper end of the first steel plate (10) is arranged at the top of the mixed flow bin (10), and a liquid inlet is formed between the lower end of the first steel plate (10) and the bottom of the mixed flow bin (10); the lower ends of a second steel plate (11) and a third steel plate (12) are arranged at the bottom of the mixed flow bin (10), a liquid inlet is formed between the upper ends of the second steel plate (11) and the third steel plate (12) and the top of the mixed flow bin (10), wherein the height of the lower end of the first steel plate (10) is lower than that of the upper end of the second steel plate (11), and the height of the upper end of the second steel plate (11) is lower than that of the upper end of the third steel plate (12);
the filtering bin (13) is formed by welding double-layer steel plates; a steel wire mesh is arranged between the double-layer steel plates, and a plurality of through holes are formed in the double-layer steel plates; a drainage groove (14) is arranged at the bottom of the filtering bin (13), and a drainage pipe (15) is connected with the bottom of the filtering bin (13); a sewage pump is arranged on the drain pipe (15).
2. The cyanobacterial bloom treatment system based on the intelligent cleaning ship and the flocculating agent as claimed in claim 1, wherein the upper surface of the ship body (1) is provided with a slide rail (5); the bottom of the medicine chest (2) is provided with a pulley (4), and the pulley (4) is arranged on a sliding rail (5) in a sliding way.
3. The cyanobacterial bloom treatment system based on an intelligent cleaning ship and a flocculating agent as claimed in claim 1, wherein the steel wire hose (8) is provided with a medicine outlet at least every 15 cm.
4. The cyanobacterial bloom treatment system based on the intelligent cleaning ship and the flocculating agent as claimed in claim 1, wherein a liquid inlet with a height of 30cm is formed between the lower end of the first steel plate (10) and the bottom of the mixed flow bin (10); the upper end of the second steel plate (11) is 30cm higher than the lower end of the first steel plate (10); the upper end of the third steel plate (12) is 20cm higher than the upper end of the second steel plate (11); the first steel plate (10), the second steel plate (11) and the third steel plate (12) are all made of stainless steel.
5. The cyanobacterial bloom treatment system based on the intelligent cleaning boat and the flocculating agent as claimed in claim 1, wherein the pesticide box (2) and the sealing end cover are both made of acrylic plates with the thickness of 1cm, and the diameter of the pesticide feeding port (3) at the upper end of the pesticide box is 20 cm.
6. The cyanobacterial bloom treatment system based on the intelligent cleaning boat and the flocculating agent as claimed in claim 1, wherein a plurality of clamping grooves are arranged on the inner wall of the mixed flow bin (10), and the first steel plate (10), the second steel plate (11) and the third steel plate (12) are inserted into the clamping grooves in a matching manner; the side of the clamping groove is provided with a bolt for adjusting the height.
7. The cyanobacterial bloom treatment system based on the intelligent cleaning boat and the flocculating agent as claimed in claim 1, wherein the interval between the double-layer steel plates is 1cm, and the diameter of the through hole on the double-layer steel plate is 0.5 cm.
8. The cyanobacterial bloom treatment system based on an intelligent cleaning vessel and a flocculant according to claim 1, wherein the horizontal section of the switching corner joint is a polyester fiber hose.
9. The cyanobacterial bloom treatment system based on the intelligent cleaning boat and the flocculating agent as claimed in claim 1, wherein the using steps comprise:
s1: intercepting collected surface algae, suspended algae and pollutants accumulated on the water surface at the front end of the ship body (1), and performing water purification separation on the mixture to obtain a pollutant A; after the nano air flotation treatment is carried out on the pollutant A, discharging the bottom wastewater to obtain a pollutant B;
s2: adding a flocculating agent into the pollutant B through a steel wire hose (8), and introducing the flocculating agent into a mixed flow bin (10) together; fully mixing the mixture to obtain a pollutant C;
s3: discharging the pollutant C into a filtering bin (13), filtering to obtain waste residues, and discharging wastewater;
s4: conveying the waste residues out of the hull (1); drying the waste residue to obtain dry residue; the dry slag is transported to a waste disposal site.
10. The cyanobacterial bloom treatment system based on intelligent cleaning vessels and flocculants according to claim 9, wherein the wastewater in S3 is circulated back to the mixed flow bin (10) to flush the mixed bin.
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| CN202010195810.2A CN111233211A (en) | 2020-03-19 | 2020-03-19 | Blue algae water bloom treatment system based on intelligent cleaning boat and flocculating agent |
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| CN202010195810.2A CN111233211A (en) | 2020-03-19 | 2020-03-19 | Blue algae water bloom treatment system based on intelligent cleaning boat and flocculating agent |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114804243A (en) * | 2022-04-07 | 2022-07-29 | 生态环境部华南环境科学研究所 | Emergency disposal method for algal bloom outbreak |
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| CN206089282U (en) * | 2016-10-10 | 2017-04-12 | 天津科技大学 | Emergent integrated device that salvages of ship -borne algal tufa |
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