CN114906952B - River water quality improving and efficiency enhancing device and application method thereof - Google Patents

Abstract

The application discloses a river water quality improving and enhancing device and a using method thereof, wherein the river water quality improving and enhancing device comprises a ship body used for running in a river, the ship body is provided with a flocculation mechanism, the flocculation mechanism comprises a groove body, the groove body is used for being partially submerged in water, a spiral pipe is arranged in the groove body, and the spiral center line of the spiral pipe is arranged along the length direction of the ship body; one end of the spiral pipe is set to be a water inlet end for river water to flow in, the other end of the spiral pipe is set to be a water outlet end, the water inlet end of the spiral pipe is communicated with the outer space of the tank body, the water inlet end opening of the spiral pipe is arranged towards the advancing direction along the ship body, the water outlet end of the spiral pipe is located at the inner side of the tank body, the ship body is provided with a flocculating agent supply mechanism for injecting flocculating agent into the water inlet end of the spiral pipe, a plurality of water outlets are formed in the peripheral side of the tank body, and a plurality of flocculating matter filtering pieces for shielding the water outlets are arranged in the peripheral side of the tank body. The method can flocculate pollutants in the river in situ so as to improve the quality and efficiency of the river water.

Description

River water quality improving and efficiency enhancing device and application method thereof

Technical Field

The application relates to the field of sewage treatment technology, in particular to a river water quality improving and enhancing device and a using method thereof.

Background

River is usually a natural water channel formed by gathering land surface water and shallow groundwater, and in modern society, along with the development and progress of urban construction and industry of human beings, river generally faces pollution problems, because pollution problems of water resources have important influence on life health of human beings, so that people begin to pay attention to development and production of water pollution control problems in modern society.

The water quantity and the water area span of the river are large, besides the pollutants distributed in the water body, a large amount of pollutants settle along with sediment and accumulate at the bottom of the river bed, so that in the water pollution treatment process of the river, the sludge containing the pollutants at the bottom of the river bed is required to be excavated and carried out, and the pollutants dissolved in the water are treated by draining the river water to a sewage treatment system built in the adjacent river.

Although the river can be treated by dredging and draining water in the river to a sewage treatment system, the water quality of the river is greatly improved; however, the water quality of the river in the region far from the sewage treatment system is difficult to improve by the sewage treatment system due to the large river length.

Disclosure of Invention

In order to solve the problem that the water quality of a region of a river far away from a sewage treatment system is difficult to improve through the sewage treatment system, the application provides a river water quality improving and enhancing device and a using method thereof.

The river water quality improving and enhancing device adopts the following technical scheme:

the river water quality improving and enhancing device comprises a ship body used for running in a river, wherein the ship body is provided with a flocculation mechanism, the flocculation mechanism comprises a groove body, the groove body is used for being partially submerged in water, a spiral pipe is arranged in the groove body, and the spiral center line of the spiral pipe is arranged along the length direction of the ship body; one end of the spiral pipe is set to be a water inlet end for river water to flow in, the other end of the spiral pipe is set to be a water outlet end, the water inlet end of the spiral pipe is communicated with the outer space of the tank body, the water inlet end opening of the spiral pipe is arranged towards the advancing direction of the ship body, the water outlet end of the spiral pipe is positioned at the inner side of the tank body, the ship body is provided with a flocculating agent supply mechanism for injecting flocculating agent into the water inlet end of the spiral pipe, a plurality of water outlets are formed in the peripheral side of the tank body, and a plurality of flocculating matter filtering pieces for shielding the water outlets are arranged in the peripheral side of the tank body.

By adopting the technical scheme, in the running process of the ship body, water in the river flows reversely along the running direction of the ship body, so that the river water enters the spiral pipe from the water inlet end of the spiral pipe and flows into the groove body from the outlet end of the spiral pipe, in the process, the flocculating agent supply mechanism injects flocculating agent into the water inlet end of the spiral pipe, and because the river water flows spirally in the spiral pipe, the river water and the flocculating agent are fully mixed, so that flocculates are formed after the river water enters the inner side of the groove body, the flocculates stay in the groove body under the obstruction of the flocculate filter, and water in the groove body is partially discharged out of the groove body after passing through the flocculate filter, and pollutants in the river water can be captured into the groove body through flocculation in situ by the running of the ship body, so that the river water quality of the river is improved and the effect is improved, and the river water quality of a region far away from the sewage treatment system is easy to improve.

Optionally, a water guide member is connected between the water inlet end of the spiral pipe and the side wall of the tank body, the water guide member is in a funnel-shaped structure, and the small end of the water guide member is connected with the water inlet end of the spiral pipe.

Through adopting above-mentioned technical scheme, through setting up the water guide piece of funnel form, be favorable to leading into the spiral pipe with more water to be favorable to improving the water pressure in the spiral pipe, and then be favorable to improving flocculation mechanism's drainage efficiency.

Optionally, the concave side of the water guide is provided with a plurality of guide vanes, and the guide vanes are used for forcing water flow to form vortex.

By adopting the technical scheme, the guide vane forms vortex for the river water entering the spiral pipe, thereby being beneficial to improving the mixing uniformity of the river water and the flocculating agent in the spiral pipe.

Optionally, the flocculate filtering piece comprises a filtering membrane and two layers of filtering screens, and the two layers of filtering screens jointly clamp the filtering membrane; and a size allowance is reserved between the lower edge of the flocculate filtering piece and the bottom of the tank body.

By adopting the technical scheme, the flocculate filtering piece filters flocculate in water mainly through the filter membrane, and the filter screen is used as a supporting structure of the filter membrane, so that the filter membrane can better resist the water flow pressure discharged from the spiral tube. The reserved size allowance between the lower edge of the flocculate filtering piece and the bottom of the tank body is beneficial to reducing the situation that the filter membrane is blocked by flocculate precipitated in the tank body.

Optionally, be equipped with the drain pipe in the cell body, the drain pipe is the riser, the lower extreme of drain pipe is connected the diapire of cell body, the diapire of cell body is equipped with and is used for the intercommunication the intercommunicating pore of drain pipe, the upper end of drain pipe is less than the upper opening of cell body.

By adopting the technical scheme, the lower end of the drain pipe is connected with the bottom wall of the tank body and is communicated with the outer side of the tank body through the communication hole, when the water level of the tank body reaches the upper end of the drain pipe, water in the tank body can be discharged outside the tank body through the drain pipe, so that the drainage speed of the tank body is increased, the water inlet and outlet efficiency of the tank body is improved, and the flocculation efficiency of the flocculation mechanism is improved; the flocculate in the tank body is deposited at the bottom of the tank body, so that the flocculate is not easy to overflow along with water from the upper end of the drain pipe.

Optionally, the upper end of the drain pipe is inserted with a regulating pipe, the regulating pipe is in clearance fit with the drain pipe, the upper end of the regulating pipe is provided with a buoyancy member, and the peripheral wall of the upper end of the regulating pipe is provided with a plurality of drain holes.

The water level in the tank body is inevitably changed due to fluctuation in running of the ship body, water drainage urgency in the tank body and the like, by adopting the technical scheme, the buoyancy piece drives the adjusting pipe to move up and down, so that the water drainage hole on the adjusting pipe is kept at a height position slightly lower than the water level in the tank body, water in the tank body is conveniently discharged, and excessive water is avoided from being directly discharged out of the tank body from the water drainage pipe.

Optionally, a sewage pump is arranged at the bottom of the tank body, the ship body is provided with a sedimentation tank, and the sewage pump is used for discharging flocculent sediment into the sedimentation tank.

Through adopting above-mentioned technical scheme, the sewage pump regularly pumps the flocculation thing of the internal deposit of cell to the precipitation tank in for deposit, makes the flocculation thing in the cell reduce to reduce the condition that the flocculation thing influences the filtration efficiency of flocculation thing filter element, and reduce the flocculation thing and flow back to the condition in the river from the cell.

Optionally, the flocculation mechanism further comprises a descaling piece, the descaling piece comprises three circular plates, the diameter of each circular plate is smaller than the inner diameter of the spiral pipe, the three circular plates are perpendicular to each other, the circle centers of the three circular plates coincide, and the descaling piece is used for cleaning the inner wall of the spiral pipe.

The flocculant is mixed with river water to generate a certain amount of flocculate after entering a spiral pipe, and the flocculate and dirt in the river water are inevitably deposited on the inner wall of the spiral pipe to form scale after the spiral pipe is used for a long time; through adopting above-mentioned technical scheme, after the use of spiral pipe for a period of time, can throw into the scale removal piece from the inlet end of spiral pipe, make the rivers in the spiral pipe drive the scale removal piece along spiral pipe inner wall roll discharge to the cell body in, in this in-process, three plectane of scale removal piece is to the inner wall formation of spiral pipe scratch the effect, is favorable to scraping the scale deposit in the spiral pipe.

Optionally, the descaling piece is connected with a suspension wire, and the flocculate filtering piece is detachably connected with the tank body.

Through adopting above-mentioned technical scheme, through setting up the silk thread that hangs, make the staff suspend the scale removal spare in the entrance point of spiral pipe, make the scale removal spare loosen after getting into the spiral pipe under the drive of rivers to the condition that avoids the scale removal spare to drop into the river as far as possible.

The application method of the river water quality improving and enhancing device comprises the following steps:

step 1: detecting the concentration of pollutants in river water by using an NPD detector, and flocculating agents with corresponding concentrations according to the concentration of the pollutants in the river;

step 2: driving the ship body to run in the river, and simultaneously injecting flocculant into the spiral pipe through the flocculant supply mechanism;

step 3: and transferring the flocculate formed by the treatment of the river water quality improving and enhancing device into a sewage treatment system, and decomposing the flocculate by utilizing microorganisms.

By adopting the technical scheme, the NPD is utilized to detect the actual pollutant concentration in river water, so that the flocculant with corresponding concentration can be conveniently selected; the flocculate is transferred into a sewage treatment system for treatment, so that the treatment is convenient.

In summary, the present application includes at least one of the following beneficial technical effects:

1. in the running process of the ship body, river water enters the spiral pipe from the water inlet end of the spiral pipe and flows into the tank body from the outlet end of the spiral pipe, and the flocculant is injected into the water inlet end of the spiral pipe by the flocculant supply mechanism, so that the river water and the flocculant are sufficiently mixed, and flocculates are formed after the river water enters the inner side of the tank body, thereby being beneficial to improving quality and efficiency of the river water quality;

2. by arranging the funnel-shaped water guide piece, more water is favorably guided into the spiral pipe, so that the water pressure in the spiral pipe is favorably improved, and the water filtering efficiency of the flocculation mechanism is favorably improved;

3. through throwing into the descaling piece from the water inlet end of spiral pipe, make the rivers in the spiral pipe drive the descaling piece along spiral pipe inner wall roll discharge to the cell body in, in this in-process, three plectane of descaling piece forms the scraping effect to the inner wall of spiral pipe, is favorable to striking off the scale deposit in the spiral pipe.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the river water quality improving and enhancing device of the embodiment.

Fig. 2 is a partially enlarged view at a in fig. 1.

Fig. 3 is a cross-sectional view showing the structure of the drain pipe according to the present embodiment.

Fig. 4 is a schematic structural view of the scale removing member of the present embodiment.

Fig. 5 is a flow chart of a method for using the river water quality improving and enhancing device of the embodiment.

Reference numerals illustrate: 1. a hull; 2. a flocculation mechanism; 21. a tank body; 211. a water outlet; 212. a communication hole; 22. a spiral tube; 24. a floc filter; 25. a water guide; 26. a guide vane; 241. a filter screen; 242. a filter membrane; 3. a flocculant supply mechanism; 31. a flocculant box; 32. a feed pipe; 33. a valve; 4. a sewage pump; 5. a precipitation tank; 6. a scale removing member; 61. a circular plate; 62. suspending the wire; 63. a first magnet; 64. a second magnet; 7. a threaded fastener; 71. a bolt; 72. a nut; 8. a grid mesh; 9. a drain pipe; 91. an adjusting tube; 92. a buoyancy member; 93. and a drain hole.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-5.

The embodiment of the application discloses a river water quality improving and enhancing device and a using method thereof. Referring to fig. 1, the river water quality improving and enhancing device and the using method thereof comprise a hull 1 for running in a river, wherein flocculation mechanisms 2 are respectively arranged on the side of two sides of the hull 1, each flocculation mechanism 2 comprises a groove body 21, the groove bodies 21 are used for being partially submerged, spiral pipes 22 are fixedly arranged in the groove bodies 21, and the spiral center lines of the spiral pipes 22 are arranged along the length direction of the hull 1; one end of the spiral pipe 22 is set as a water inlet end for inflow of river water, the other end is set as a water outlet end, the water inlet end of the spiral pipe 22 is communicated with the outer space of the tank body 21, the water inlet end of the spiral pipe 22 is arranged along the advancing direction of the ship body 1, the water outlet end of the spiral pipe 22 is positioned at the inner side of the tank body 21, a flocculating agent supply mechanism 3 for injecting flocculating agent into the water inlet end of the spiral pipe 22 is arranged in the ship body 1, a plurality of water outlet openings 211 are formed in the peripheral side of the tank body 21, and a plurality of flocculating matter filtering pieces 24 for shielding the water outlet openings 211 are arranged in the peripheral side of the tank body 21.

In the running process of the ship body 1, river water enters the spiral pipe 22 from the water inlet end of the spiral pipe 22 and flows into the tank body 21 from the outlet end of the spiral pipe 22, in the process, the flocculating agent supply mechanism 3 injects flocculating agent into the water inlet end of the spiral pipe 22, and because the river water spirally flows in the spiral pipe 22, the river water and the flocculating agent can be fully mixed, and when the river water enters the inner side of the tank body 21, flocculates are formed, the flocculates are retained in the tank body 21 under the obstruction of the flocculate filter 24, and the water part in the tank body 21 is discharged out of the tank body 21 after passing through the flocculate filter 24. By continuing the travel of the hull 1 back and forth in the river, the pollutants in the river water can be captured into the tank 21 by flocculation, and the quality and efficiency of the river water can be improved.

Referring to fig. 1, the flocculant supply mechanism 3 includes a flocculant tank 31, two supply pipes 32 are provided at a lower portion of the flocculant tank 31, the flocculant tank 31 respectively injects flocculant into the spiral pipes 22 of the two flocculation mechanisms 2 through the two supply pipes 32, and the two supply pipes 32 are respectively provided with a locking valve for controlling an opening degree of the supply pipe 32, and the locking valve may be specifically a ball valve or a stop valve.

Referring to fig. 1, the entire tank body 21 has a rectangular parallelepiped structure, and the longitudinal direction of the tank body 21 is set along the longitudinal direction of the hull 1. A water guide piece 25 is connected between the water inlet end of the spiral pipe 22 and the side wall of the tank body 21, the water guide piece 25 is of a funnel-shaped structure, and the large end of the water guide piece 25 is connected with the side wall of the tank body 21 and is communicated with the space outside the tank body 21; the small end of the water guide 25 is connected with the water inlet end of the spiral tube 22.

Through setting up funnel-shaped water guide 25, when hull 1 goes, water guide 25 can be with in the river more water leading-in spiral pipe 22 to be favorable to improving the water pressure in the spiral pipe 22, and then be favorable to improving flocculation mechanism 2's drainage efficiency.

Referring to fig. 1, the side wall of the tank body 21 provided with the guide is set as a front side wall, the front side wall of the tank body 21 is provided with a grid net 8 for intercepting floats, the grid net 8 is of a semi-surrounding structure, a gap is reserved between the grid net 8 and the side wall of the tank body 21, and an opening is arranged above the gap between the grid net 8 and the front side wall of the tank body 21.

Referring to fig. 2, the concave side of the water guide 25 is provided with a plurality of guide vanes 26, each guide vane 26 is circumferentially arrayed around the center line of the water guide 25, and the length direction of the guide vane 26 forms a certain included angle with the generatrix of the guide, so that the guide vane 26 is used for forcing the water flow to form a vortex.

Referring to fig. 3, the floc filter 24 includes a filter membrane 242 and two layers of filter screens 241, the filter membrane 242 is commonly clamped by the two layers of filter screens 241, and the floc filter 24 is disposed between the lower edge of the floc filter 24 and the bottom of the tank 21 with a dimensional margin. The flocculation filtering piece 24 is connected with the side wall of the tank body 21 through a threaded fastener 7, the threaded fastener 7 comprises a bolt 71 and a nut 72, wherein the nut 72 is fixedly connected with the outer side surface of the tank body 21, and the bolt 71 sequentially penetrates through the flocculation filtering piece 24 and the side wall of the tank body 21 and then is in threaded connection with the nut 72, so that the flocculation filtering piece 24 is fixed on the side wall of the tank body 21.

The flocculate in the tank 21 is deposited at the bottom of the hull 1, which is advantageous in reducing the clogging of the filter membrane 242 by the flocculate by keeping a certain dimensional margin between the lower edge of the flocculate filter 24 and the bottom wall of the tank 21. On the other hand, the flocculation filtering piece 24 is detachably connected with the tank body 21 through the threaded fastener 7, after the flocculation mechanism 2 is used for a certain time, the flocculation filtering piece 24 can be detached and then installed after being turned over by the inner surface and the outer surface, so that the water pressure in the tank body 21 and the water flow in the river are favorable for flushing the flocculate blocked on the filter membrane 242.

Referring to fig. 3, a drain pipe 9 is provided in the tank body 21, the drain pipe 9 is a vertical pipe, the lower end of the drain pipe 9 is connected with the bottom wall of the tank body 21, the bottom wall of the tank body 21 is provided with a communication hole 212 for communicating the drain pipe 9, the upper end of the drain pipe 9 is lower than the upper opening of the tank body 21, and when the tank body 21 is positioned in water, the upper end of the drain pipe 9 is slightly lower than the tank body 21; the upper end of the drain pipe 9 is inserted with a regulating pipe 91, the regulating pipe 91 can be a light plastic pipe, such as a low-density polyethylene pipe, the regulating pipe 91 is in clearance fit with the drain pipe 9, the upper end of the regulating pipe 91 is fixedly provided with a buoyancy member 92, and the peripheral wall of the upper end of the regulating pipe 91 is provided with a plurality of drain holes 93.

Through setting up drain pipe 9, when the water level of cell body 21 is higher than the upper end of drain pipe 9, buoyancy piece 92 drives the regulation pipe 91 come-up under the buoyancy effect of water, makes the water accessible in the cell body 21 be located the apopore 93 on the regulation pipe 91 and arrange outward to be favorable to promoting the business turn over water efficiency of cell body 21, and then improve flocculation efficiency of flocculation mechanism 2.

Referring to fig. 1, a sewage pump 4 is arranged at the bottom of a tank body 21, a settling tank 5 is arranged in a ship body 1, and the sewage pump 4 is used for discharging flocculent sediment into the settling tank 5. When the flocculate in the tank 21 is accumulated more, the flocculate in the tank 21 can be intensively discharged into the settling tank 5 by the sewage pump 4, thereby reducing the influence of the flocculate on the filtration efficiency of the flocculate filter 24.

Referring to fig. 4, the flocculation mechanism 2 further comprises a scale removing member 6 for cleaning the inner wall of the spiral pipe 22, wherein the scale removing member 6 comprises three circular plates 61, the diameter of each circular plate 61 is smaller than the inner diameter of the spiral pipe 22, the three circular plates 61 are perpendicular to each other in pairs, and the centers of the three circular plates 61 are coincident; the scale remover 6 is connected with a suspension wire 62, one end of the suspension wire 62 close to the scale remover 6 is provided with a first magnet 63, and the center part of the scale remover 6 is provided with a second magnet 64 for adsorbing the first magnet 63.

When the inner wall of the spiral pipe 22 needs to be cleaned by the descaling piece 6, the flocculate in the tank body 21 can be completely discharged into the sedimentation tank 5 as much as possible through the sewage pump 4, and then one or more flocculate filtering pieces 24 positioned on the side wall of the tank body 21 are detached; in this case, when the hull 1 is driven, the water flow in the spiral pipe 22 can be further accelerated. At this time, the staff can hang the scale removing member 6 to the vicinity of the guide member by using the hanging wire, so that the water flow brings the scale removing member 6 into the spiral tube 22, when the scale removing member 6 moves to a certain depth in the spiral tube 22, the hanging wire is applied with instantaneous pulling force, so that the first magnet 63 is separated from the second magnet 64, thereby the scale removing member 6 rolls in the spiral tube 22 in a state of being separated from the hanging wire, scale on the inner wall of the spiral tube 22 is scraped, and when the scale removing member 6 is separated from the spiral tube 22, the scale removing member can be fished by using a net bag pre-placed at the water outlet end of the spiral tube 22.

In another embodiment, two suspension wires 62 are fixedly arranged, when the scale removing member 6 is used, one suspension wire 62 is placed into the spiral tube 22 along with the scale removing member 6, after the suspension wires 62 entering the spiral tube 22 extend out of the water outlet end of the spiral tube 22 under the driving action of water flow, a worker holds the two suspension wires 62 respectively, so that the scale removing member 6 can reciprocate in the spiral tube 22 to scrape the scale on the inner wall of the spiral tube 22.

The embodiment of the application also discloses a using method of the river water quality improving and enhancing device, which comprises the following steps:

step 1: detecting the concentration of pollutants in river water by using an NPD detector, and flocculating agents with corresponding concentrations according to the concentration of the pollutants in the river;

step 2: driving the ship body 1 to run in the river, and simultaneously injecting flocculant into the spiral pipe 22 through the flocculant supply mechanism 3;

step 3: intermittently starting a sewage pump 4 according to the deposition condition of the flocculate in the tank body 21, and pumping the flocculate at the bottom of the tank body 21 into a precipitation tank 5 for precipitation; the flocculate in the settling tank 5 is transferred to a sewage treatment system, and the flocculate is decomposed by microorganisms.

Detecting the actual pollutant concentration in river water by utilizing NPD, so that flocculant with corresponding concentration can be conveniently selected; the flocculate is transferred into a sewage treatment system for treatment, so that the treatment is convenient.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (9)

1. River water quality improves matter synergistic device, its characterized in that: the novel water treatment device comprises a ship body (1) used for running in a river, wherein the ship body (1) is provided with a flocculation mechanism (2), the flocculation mechanism (2) comprises a groove body (21), the groove body (21) is used for being partially submerged, a spiral pipe (22) is arranged in the groove body (21), and the spiral center line of the spiral pipe (22) is arranged along the length direction of the ship body (1); one end of the spiral pipe (22) is set to be a water inlet end for inflow of river water, the other end of the spiral pipe is set to be a water outlet end, the water inlet end of the spiral pipe (22) is communicated with the outer space of the tank body (21), the water inlet end opening of the spiral pipe (22) is arranged towards the advancing direction along the ship body (1), the water outlet end of the spiral pipe (22) is positioned at the inner side of the tank body (21), the ship body (1) is provided with a flocculating agent supply mechanism (3) for injecting flocculating agent into the water inlet end of the spiral pipe (22), a plurality of water outlet ports (211) are formed in the peripheral side of the tank body (21), and a plurality of flocculating matter filtering pieces (24) for shielding the water outlet ports (211) are arranged in the peripheral side of the tank body (21); the flocculation mechanism (2) further comprises a descaling piece (6), the descaling piece (6) comprises three circular plates (61), the diameter of each circular plate (61) is smaller than the inner diameter of the spiral pipe (22), the three circular plates (61) are perpendicular to each other in pairs, the circle centers of the three circular plates (61) coincide, and the descaling piece (6) is used for cleaning the inner wall of the spiral pipe (22).

2. The river water quality improving and enhancing device according to claim 1, wherein: a water guide piece (25) is connected between the water inlet end of the spiral tube (22) and the side wall of the groove body (21), the water guide piece (25) is of a funnel-shaped structure, and the small end of the water guide piece (25) is connected with the water inlet end of the spiral tube (22).

3. The river water quality improving and enhancing device according to claim 2, wherein: the concave side of the water guide (25) is provided with a plurality of guide vanes (26), and the guide vanes (26) are used for forcing water flow to form vortex.

4. The river water quality improving and enhancing device according to claim 1, wherein: the flocculate filtering piece (24) comprises a filtering membrane (242) and two layers of filtering screens (241), and the filtering membranes (242) are clamped by the two layers of filtering screens (241) together; a dimension allowance is reserved between the lower edge of the flocculate filtering piece (24) and the bottom of the tank body (21).

5. The river water quality improving and enhancing device according to claim 1, wherein: be equipped with drain pipe (9) in cell body (21), drain pipe (9) are the riser, the lower extreme of drain pipe (9) is connected the diapire of cell body (21), the diapire of cell body (21) is equipped with and is used for the intercommunication drain pipe (9) intercommunicating pore (212), the upper end of drain pipe (9) is less than the upper opening of cell body (21).

6. The river water quality improving and enhancing device according to claim 5, wherein: the utility model discloses a water draining pipe, including drain pipe (9), upper end of drain pipe (9) is inserted and is equipped with regulation pipe (91), regulation pipe (91) with be clearance fit between drain pipe (9), the upper end of regulation pipe (91) is equipped with buoyancy piece (92), a plurality of wash ports (93) have been seted up to the perisporium of the upper end of regulation pipe (91).

7. The river water quality improving and enhancing device according to claim 1, wherein: the sewage disposal device is characterized in that a sewage disposal pump (4) is arranged at the bottom of the tank body (21), the ship body (1) is provided with a sedimentation tank (5), and the sewage disposal pump (4) is used for discharging flocculent sediment into the sedimentation tank (5).

8. The river water quality improving and enhancing device according to claim 1, wherein: the descaling piece (6) is connected with a suspension wire (62), and the flocculate filtering piece (24) is detachably connected with the tank body (21).

9. The method for using the river water quality improving and enhancing device as claimed in any one of claims 1 to 8, which is characterized in that: the method comprises the following steps:

step 1: detecting the concentration of pollutants in river water by using an NPD detector, and flocculating agents with corresponding concentrations according to the concentration of the pollutants in the river;

step 2: driving the ship body (1) to run in the river, and simultaneously injecting flocculant into the spiral pipe (22) through the flocculant supply mechanism (3);

step 3: and transferring the flocculate formed by the treatment of the river water quality improving and enhancing device into a sewage treatment system, and decomposing the flocculate by utilizing microorganisms.

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