CN106565057B - Lake water body purification pipe network circulation system and construction method thereof - Google Patents

Lake water body purification pipe network circulation system and construction method thereof Download PDF

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Publication number
CN106565057B
CN106565057B CN201610939569.3A CN201610939569A CN106565057B CN 106565057 B CN106565057 B CN 106565057B CN 201610939569 A CN201610939569 A CN 201610939569A CN 106565057 B CN106565057 B CN 106565057B
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water
lake
pipe network
purification
box body
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CN106565057A (en
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刘学应
杨建凤
方华
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Zhejiang University of Water Resources and Electric Power
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Zhejiang University of Water Resources and Electric Power
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/38Treatment of water, waste water, or sewage by centrifugal separation
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/44Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/10Inorganic compounds
    • C02F2101/105Phosphorus compounds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/10Inorganic compounds
    • C02F2101/16Nitrogen compounds, e.g. ammonia
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/007Contaminated open waterways, rivers, lakes or ponds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/008Mobile apparatus and plants, e.g. mounted on a vehicle
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/009Apparatus with independent power supply, e.g. solar cells, windpower, fuel cells
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00Controlling or monitoring parameters in water treatment
    • C02F2209/10Solids, e.g. total solids [TS], total suspended solids [TSS] or volatile solids [VS]
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00General aspects of water treatment
    • C02F2301/06Pressure conditions
    • C02F2301/066Overpressure, high pressure
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00General aspects of water treatment
    • C02F2301/08Multistage treatments, e.g. repetition of the same process step under different conditions
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/34Biological treatment of water, waste water, or sewage characterised by the microorganisms used

Abstract

The invention discloses a lake water body purification pipe network circulation system and a construction method thereof, and the lake water body purification pipe network circulation system comprises a suspended matter treatment device, an underwater pipe network and a circulation purification box body, wherein the suspended matter treatment device is movably connected to a horizontal support, the underwater pipe network comprises a horizontal pipe network and a vertical pipe network, a first water absorption plate and a second water absorption plate are arranged on the side surface of a bank, the first water absorption plate and the second water absorption plate are respectively connected with the circulation purification box body through a first water inlet pipe and a second water inlet pipe, a return pipe is arranged above the circulation purification box body, and the two circulation purification box bodies are connected through a confluence. The construction method comprises the following steps: 1) measuring and lofting, 2) circulating and purifying box body construction, 3) laying an underwater pipe network, 4) constructing a suspended matter processing device and 5) trial running a system. The invention improves the water quality of lake water, reduces pollution of dead branches, fallen leaves and sludge to the lake, realizes the circular flow of the lake water, and can filter and absorb the sludge, nitrogen, phosphorus and other substances in the lake water.

Description

Lake water body purification pipe network circulation system and construction method thereof
Technical Field
The invention relates to a lake water body purification pipe network circulation system and a construction method thereof.
Background
With the speed of urbanization, water pollution of lakes, rivers and the like is becoming more serious, and water resources are the basis for people to live, so that the necessity of removing pollutants to create a healthy water ecological environment and strengthen self water ecological purification treatment is increasing.
So far, the previous lake purification method only emphatically eliminates the temporary pollutants in the lake, and does not consider the effective purification of various pollution sources and pollutants, so that more manpower, material resources and financial resources are required to be invested to achieve a better purification effect, the maintenance cost of the lake is increased day by day, and the purification effect of water quality is reduced.
Disclosure of Invention
The invention aims to provide a technical scheme of a lake water purification pipe network circulating system and a construction method thereof aiming at the defects in the prior art, the lake water purification pipe network circulating system can respectively clean the dead branch fallen leaf impurities and the underwater sludge in the lake water through two ways of a suspended matter treatment device and an underwater pipe network, improve the water quality of the lake water, reduce the pollution of the dead branch fallen leaves and the sludge to the lake, the construction method is simple, the operation is flexible and convenient, and simultaneously, the water purification pipe network circulating system can be laid for lakes with different depths and widths, the circulating flow of the lake water is realized, and moreover, sludge, nitrogen, phosphorus and other substances in the lake water can be filtered and absorbed, the water quality of the lake water is improved, the service life of a pipe network circulating system is prolonged, the strength of manually maintaining the lake is reduced, and the maintenance cost is reduced.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a lake water purifies pipe network circulation system which characterized in that: comprises a suspended matter processing device, an underwater pipe network and a circulating purification box body, wherein the suspended matter processing device is movably connected on a horizontal support, a chute is arranged on the horizontal support, the horizontal support is fixedly connected between the banks on two sides of a lake, the horizontal support is fixedly connected with the banks through positioning rods, the underwater pipe network is positioned at the bottom of the lake, the underwater pipe network comprises a horizontal pipe network and a vertical pipe network, a sludge suction hole is formed in the horizontal pipe network, the vertical pipe network is fixedly connected with the horizontal pipe network through a connecting piece, the circulating purification box body is positioned in the banks, a first water absorption plate and a second water absorption plate are arranged on the side surface of the banks, the first water absorption plate and the second water absorption plate are respectively positioned on the upper side and the lower side of the horizontal support, the first water absorption plate and the second water absorption plate are respectively connected with the circulating purification box body through a first water inlet pipe and a, the vertical pipe networks are all connected to the confluence pipeline; the invention can respectively clean the dead branch fallen leaf impurities and the underwater sludge in the lake water body from two ways of the suspended matter treatment device and the underwater pipe network, improve the water quality of the lake water body, reduce the pollution of the dead branch fallen leaves and the sludge to the lake, the suspended matter treatment device can move back and forth along the horizontal bracket, clean the dead branch fallen leaves on the water surface, reduce the labor intensity of workers, is convenient for maintenance and installation, the positioning rod effectively improves the stability of the installation of the horizontal bracket, prevents the suspended matter treatment device from shaking in the moving process, the horizontal pipe network can effectively absorb the sludge at the bottom of the lake and convey the sludge to the circulating purification box body for treatment through the vertical pipe network and the confluence pipeline, the content of the sludge in the water is reduced, the water quality is improved, the first water absorption plate and the second water absorption plate can absorb the water in the lake into the circulating purification box body, the eutrophic pollutants such as nitrogen, phosphorus and the like in the water are removed through purification, and the overall water quality of the lake water body is improved.
Further, suspended solid processing apparatus's top is provided with solar panel, and solar panel passes through the telescopic link and connects suspended solid processing apparatus, and solar panel can change solar energy into the electric energy effectively and provide power for suspended solid processing apparatus, satisfies suspended solid processing apparatus's normal work, and the telescopic link then can adjust the interval between solar panel and the lake surface of water, prevents that lake water is direct to contact with solar panel, extension solar panel's life.
Furthermore, the suspended matter processing device is symmetrically provided with an object inlet groove, filter screens are uniformly arranged in the object inlet groove, the two object inlet grooves are connected through a water pumping pipe, a bidirectional water suction pump is arranged on the water pumping pipe, a water discharging pipe is arranged on the bidirectional water suction pump, one side of the object inlet groove is provided with a storage box, the bottom end of the storage box is provided with a baffle, the bottom surface of the baffle is provided with a retaining ring, the filter screens in the object inlet groove can effectively block floating objects to prevent the floating objects from entering the water pumping pipe to cause blockage and influence the normal work of the suspended matter processing device, the bidirectional water suction pump provides power for the suction of the floating objects, and enters the storage box under the action of the filter screen to realize the separation of the floating objects from the lake water, the lake water returns to the lake again through the drainage pipe, when the floater in the storage tank reaches the design volume, the baffle can be opened by pulling the retaining ring to clean the collected floater.
Further, be provided with first purifier, second purifier and pressure boost chamber in the circulation purifying box, first purifier and second purifier are located same one side in pressure boost chamber, and are provided with the microorganism layer between pressure boost chamber and first purifier and the second purifier, first purifier is located the top of second purifier, first purifier and second purifier can carry out impurity filtration processing to lake water and lake bottom's lake water respectively, then absorb nitrogen, phosphorus etc. in the lake water through the microorganism layer, make the final lake water after purifying export to the lake in the pressure boost intracavity.
Further, a filter plate is arranged in the first purification device, a first bayonet and a second bayonet are respectively arranged on the top surface and the side surface of the first purification device, a first penetration plate is arranged between the first bayonet and the first purification device, a second penetration plate is arranged between the second bayonet and the first purification device, a first motor is arranged on the first purification device, a propeller is arranged on the first motor, two one-way guide plates which are arranged in parallel are arranged below the filter plate and connected through a spring, a water outlet channel is arranged between the first purification device and the microorganism layer, the first bayonet and the second bayonet are respectively used for connecting a first water inlet pipe and a second water inlet pipe, the sucked lake water respectively enters the first purification device through the first penetration plate and the second penetration plate, the lake water can be sent into a pressurizing cavity through the filtration of the filter plate, the first motor drives the propeller to rotate, the flow speed of the lake water can be improved, the purification efficiency of the first purification device is improved, the flow direction of the lake water can be adjusted through the one-way guide plate, and the spring enables the rotation of the one-way guide plate to be more stable and reliable.
Further, be provided with centrifugal mechanism in the second purifier, centrifugal mechanism includes the second motor, pivot and centrifugal plate, the second motor is connected in the pivot, centrifugal plate evenly distributed is in the pivot, evenly be provided with the mud storage hole on the centrifugal plate, the below of second motor is provided with the third bayonet socket, the third bayonet socket is used for connecting the pipeline that converges, the lake water with silt gets into in the second purifier through the third bayonet socket, the second motor drives the pivot and rotates, and then drive the centrifugal plate and rotate, the mud storage hole on the centrifugal plate can adsorb the silt in the lake water effectively, reduce the content of lake aquatic silt.
Furthermore, a conduction pipe is arranged in the pressurizing cavity, a pressurizing pump is arranged on the conduction pipe, and the pressurizing pump can re-pump the purified lake water in the pressurizing cavity into the lake, so that the circulating flow of the lake water is realized, and the content of dissolved oxygen in the lake water is increased.
Further, all be provided with the compression chamber in first water absorption board and the second water absorption board, the left side in compression chamber is provided with the interface, the right side in compression chamber evenly is provided with inhalant canal, all be provided with solenoid valve body and case on the inhalant canal, can control the position of case through rotating solenoid valve body, and then realize introducing the lake water in the lake in the compression chamber, can effectively avoid great granule impurity to get into inhalant canal and cause the jam, the interface then is used for connecting first inlet tube and second inlet tube.
The construction method of the lake water purification pipe network circulation system is characterized by comprising the following steps:
1) survey lofting
a. Firstly, measuring the installation position of the water purification pipe network circulation system according to the drawing design requirement of the water purification pipe network circulation system and the actual area of a lake, and marking the corresponding position of the embankment with white lime powder;
b. then, a cleaning area is arranged between the two embankments, the width of the cleaning area is 3-5 m, the length of the cleaning area is the width between the two embankments on the bottom surface of the lake, the slope surface of the embankments is cleaned firstly, then the bottom of the lake is cleaned, and after the cleaning is finished, the bottom of the lake is marked by a fluorescent material through a diver;
2) construction of circulating purification box body
a. After lofting to be measured is finished, firstly, an excavator is driven to a bank, a bucket of the excavator is moved to a position marked on the bank, deep wells are excavated in a rectangular shape with the length and width of 3m, the excavation depth is larger than 1.5m of the depth of a lake, meanwhile, deep wells with the same depth are arranged at opposite positions of the bank, then the circulation purification box body is respectively placed into corresponding deep wells through a hoisting machine, a connector on the side surface of the circulation purification box body faces one side of the lake until the bottom of the circulation purification box body is contacted with the bottom of the deep well, and the hoisting machine is removed;
b. after the lowering of the circulating purification box body is finished, firstly, a straight line groove is formed in the bottom of the lake through a diver, the depth of the straight line groove is 30-40 cm, a first through hole with the diameter of 30-40 cm is formed in the position of the embankment, the straight line groove is filled with a confluence pipeline, one end of the confluence pipeline penetrates through the first through hole to be fixedly connected with the circulating purification box body on the corresponding side, the other confluence pipeline is placed in the straight line groove, one end of the confluence pipeline penetrates through the first through hole to be fixedly connected with the circulating purification box body on the other side, and finally, the two confluence pipelines are hermetically connected;
c. after the connection of the confluence pipeline is finished, firstly drilling a second through hole on the side surface of the circulating purification box body through a portable underwater drilling machine, installing a second water inlet pipe in the second through hole, fixedly connecting the second water inlet pipe with the circulating purification box body, installing a second water absorption plate at the end part of the second water inlet pipe, enabling the second water absorption plate to be parallel to the slope surface of the embankment, then drilling a third through hole above the circulating box body through the portable underwater drilling machine, installing a first water inlet pipe in the third through hole, fixedly connecting the first water inlet pipe with the circulating purification box body, installing a first water absorption plate at the end part of the first water inlet pipe, enabling the first water absorption plate to be parallel to the slope surface of the embankment, finally drilling a fourth through hole above the circulating purification box body through the drilling machine, and installing a backflow pipe in the fourth through hole;
d. finally, filling clay into the deep well, and tamping by using a vibrator;
3) arrangement of underwater pipe network
After the construction of the circulating purification box body is finished, a diver distributes the horizontal pipe networks according to the set position requirements according to the area of a cleaning area, then the top ends of the vertical pipe networks are fixedly connected to the connecting pieces on the horizontal pipe networks, the bottom ends of the vertical pipe networks are fixedly connected to the confluence pipelines, then the next vertical pipe network is fixedly installed, after the installation of one horizontal pipe network is finished, the next horizontal pipe network is installed according to the steps until the installation of the horizontal pipe networks distributed in the cleaning area is finished;
4) construction of suspended matter treatment device
a. Firstly, determining the installation position of a horizontal bracket according to the height positions of a first water absorption plate and a second water absorption plate, wherein the vertical distance between the horizontal bracket and the first water absorption plate is 10-20 cm, then putting two horizontal brackets into set positions in a lake through a hoisting machine, welding and fixing the horizontal bracket and the slope surface of a bank by using an underwater welding machine to keep the two horizontal brackets parallel, and then welding a positioning rod below the horizontal bracket to ensure that the included angle between the positioning rod and the horizontal bracket is 30-45 degrees;
b. finally, the suspended matter treatment device is movably connected into a sliding chute of the horizontal support through a limiting rod, the garbage in the sliding chute is cleaned, and then a solar panel is installed on the top surface of the suspended matter treatment device through a telescopic rod, so that the height of the solar panel from the lake level is 50-80 cm;
5) commissioning of the system
After the suspended matter treatment device is installed, the test operation of the lake water purification pipe network circulation system is carried out.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
1. according to the invention, the impurities of the dry branches and fallen leaves and the underwater sludge in the lake water body can be respectively cleaned from the suspended matter treatment device and the underwater pipe network, so that the water quality of the lake water body is improved, and the pollution of the dry branches and fallen leaves and the sludge to the lake is reduced;
2. the suspended matter treatment device can move back and forth along the horizontal support to clean dry branches and fallen leaves on the water surface, the labor intensity of workers is reduced, the maintenance and installation are convenient, the installation stability of the horizontal support is effectively improved by the positioning rod, and the suspended matter treatment device is prevented from shaking in the moving process;
3. the horizontal pipe network can effectively absorb the sludge at the bottom of the lake and convey the sludge to the circulating purification box body for treatment through the vertical pipe network and the confluence pipeline, so that the content of the sludge in water is reduced, and the water quality is improved;
4. the first water absorption plate and the second water absorption plate can absorb water in the lake into the circulating purification box body, and eutrophic pollutants such as nitrogen, phosphorus and the like in the water are removed through purification, so that the overall water quality of the lake water body is improved;
5. the construction method is simple, the operation is flexible and convenient, and the water purification pipe network circulation system can be laid in lakes with different depths and widths, so that the circulating flow of the lake water is realized, sludge, nitrogen, phosphorus and other substances in the lake water can be filtered and absorbed, the water quality of the lake water is improved, the service life of the pipe network circulation system is prolonged, the strength of manual maintenance of the lakes is reduced, and the maintenance cost is reduced.
Drawings
The invention will be further described with reference to the accompanying drawings in which:
FIG. 1 is a schematic structural view of a water purification pipe network circulation system in a lake water purification pipe network circulation system and a construction method thereof according to the present invention;
FIG. 2 is a schematic view showing the construction of a suspended matter treatment apparatus according to the present invention;
FIG. 3 is a schematic view of the structure of a first and a second water-absorbing sheet according to the present invention;
FIG. 4 is a schematic structural view of a circulation purification box body in the invention.
In the figure: 1-suspended matter treatment device; 2-a solar panel; 3, a telescopic rod; 4-bank; 5-a horizontal support; 6-a chute; 7-positioning the rod; 8-circulating the purifying box body; 9-horizontal pipe network; 10-a joining member; 11-vertical pipe network; 12-a return pipe; 13-a first water-absorbing sheet; 14-a first water inlet pipe; 15-a second suction plate; 16-a second water inlet pipe; 17-a sink conduit; 18-an inlet tank; 19-a water pumping pipe; 20-a bidirectional water suction pump; 21-a drain pipe; 22-a filter screen; 23-a storage box; 24-a baffle; 25-a retaining ring; 26-a compression chamber; 27-an interface; 28-water inlet channel; 29-a solenoid valve body; 30-a valve core; 31-a first purification device; 32-a second purification device; 33-a plenum chamber; 34-microbial layer; 35-a filter plate; 36-a first motor; 37-a propeller; 38-a first bayonet; 39-a first permeate sheet; 40-a second bayonet; 41-a second permeate sheet; 42-a water outlet channel; 43-a one-way baffle; 44-a spring; 45-a conduit; 46-a booster pump; 47-a second motor; 48-centrifugal plate; 49-mud storage holes; 50-a rotating shaft; 51-third bayonet.
Detailed Description
As shown in fig. 1 to 4, the invention provides a lake water purification pipe network circulation system, which comprises a suspended matter treatment device 1, an underwater pipe network and a circulation purification box body 8, wherein the suspended matter treatment device 1 is movably connected to a horizontal support 5, a solar panel 2 is arranged above the suspended matter treatment device 1, the solar panel 2 is connected to the suspended matter treatment device 1 through a telescopic rod 3, the solar panel 2 can effectively convert solar energy into electric energy to provide power for the suspended matter treatment device 1 to meet the normal work of the suspended matter treatment device 1, the telescopic rod 3 can adjust the space between the solar panel 2 and the lake water surface to prevent the lake water from directly contacting with the solar panel 2, the service life of the solar panel 2 is prolonged, the suspended matter treatment device 1 is symmetrically provided with inlet grooves 18, filter screens 22 are uniformly arranged in the inlet grooves 18, and the two inlet grooves 18 are connected through water pumping, the water pumping pipe 19 is provided with a bidirectional water suction pump 20, the bidirectional water suction pump 20 is provided with a drain pipe 21, one side of the inlet tank 18 is provided with a storage box 23, the bottom end of the storage box 23 is provided with a baffle 24, the bottom surface of the baffle 24 is provided with a retaining ring 25, a filter screen 22 in the inlet tank 18 can effectively retain floaters to prevent the floaters from entering the water pumping pipe 19 to cause blockage and influence the normal work of the suspended matter processing device 1, the bidirectional water suction pump 20 provides power for the suction of the floaters and enters the storage box 23 under the action of the filter screen 22 to realize the separation of the floaters and lake water, the lake water returns to the lake again through the drain pipe 21, when the floaters in the storage box 23 reach the designed volume, the baffle 24 can be opened by pulling the retaining ring 25 to clean the collected floaters, the horizontal bracket 5 is provided with a chute 6, the horizontal bracket 5 is fixedly connected between the banks 4, the horizontal bracket 5 is fixedly connected with the embankment 4 through a positioning rod 7.
The underwater pipe network is positioned at the bottom of the lake and comprises a horizontal pipe network 9 and a vertical pipe network 11, the horizontal pipe network 9 is provided with a mud sucking hole, the vertical pipe network 11 is fixedly connected with the horizontal pipe network 9 through a connecting piece 10, the circulating purification box body 8 is positioned in the embankment 4, a first purification device 31, a second purification device 32 and a pressurizing cavity 33 are arranged in the circulating purification box body 8, the first purification device 31 and the second purification device 32 are positioned at the same side of the pressurizing cavity 33, a microorganism layer 34 is arranged between the pressurizing cavity 33 and the first purification device 31 and the second purification device 32, the first purification device 31 is positioned above the second purification device 32, the first purification device 31 and the second purification device 32 can respectively carry out impurity filtering treatment on lake water and lake water at the bottom of the lake, then nitrogen, phosphorus and the like in the lake water are absorbed through the microorganism layer 34, and finally purified lake water is output to the lake water from the pressurizing cavity 33 to the lake, a filter plate 35 is arranged in the first purifying device 31, a first bayonet 38 and a second bayonet 40 are respectively arranged on the top surface and the side surface of the first purifying device 31, a first penetration plate 39 is arranged between the first bayonet 38 and the first purifying device 31, a second penetration plate 41 is arranged between the second bayonet 40 and the first purifying device 31, a first motor 36 is arranged on the first purifying device 31, a propeller 37 is arranged on the first motor 36, two one-way guide plates 43 which are arranged in parallel are arranged below the filter plate 35, the two one-way guide plates 43 are connected through a spring 44, a water outlet channel 42 is arranged between the first purifying device 31 and the microorganism layer 34, the first bayonet 38 and the second bayonet 40 are respectively used for connecting the first water inlet pipe 14 and the second water inlet pipe 16, the sucked lake water enters the first purifying device 31 through the first penetration plate 39 and the second penetration plate 41, the lake water can be sent into the pressure increasing cavity 33 after being filtered by the filter plate 35, the first motor 36 drives the propeller 37 to rotate, the flow speed of the lake water can be improved, the purification efficiency of the first purification device 31 can be improved, the flow direction of the lake water can be adjusted by the one-way guide plate 43, the rotation of the one-way guide plate 43 is more stable and reliable by the spring 44, the second purification device 32 is internally provided with a centrifugal mechanism, the centrifugal mechanism comprises a second motor 47, a rotating shaft 50 and a centrifugal plate 48, the rotating shaft 50 is connected with the second motor 47, the centrifugal plate 48 is uniformly distributed on the rotating shaft 50, the centrifugal plate 48 is uniformly provided with sludge storage holes 49, a third bayonet 51 is arranged below the second motor 47, the third bayonet 51 is used for connecting the confluence pipeline 17, the lake water with sludge enters the second purification device 32 through the third bayonet 51, the second motor 47 drives the rotating shaft 50 to rotate, and further drives the centrifugal plate 48 to rotate, the sludge storage holes 49 on the centrifugal plate 48 can effectively adsorb the sludge in the lake water to reduce the content of the sludge in the lake water, the conduction pipe 45 is arranged in the pressurizing cavity 33, the conduction pipe 45 is provided with the pressurizing pump 46, and the pressurizing pump 46 can suck the purified lake water in the pressurizing cavity 33 back into the lake again to realize the circulating flow of the lake water and increase the content of dissolved oxygen in the lake water.
A first water absorption plate 13 and a second water absorption plate 15 are arranged on the side surface of the embankment 4, a compression cavity 26 is arranged in each of the first water absorption plate 13 and the second water absorption plate 15, a connector 27 is arranged on the left side of the compression cavity 26, a water inlet channel 28 is uniformly arranged on the right side of the compression cavity 26, an electromagnetic valve body 29 and a valve core 30 are arranged on each water inlet channel 28, the position of the valve core 30 can be controlled by rotating the electromagnetic valve body 29, lake water in a lake is further introduced into the compression cavity 26, the blockage caused by the fact that large particle impurities enter the water inlet channel 28 can be effectively avoided, the connector 27 is used for connecting a first water inlet pipe 14 and a second water inlet pipe 16, the first water absorption plate 13 and the second water absorption plate 15 are respectively positioned on the upper side and the lower side of the horizontal support 5, the first water absorption plate 13 and the second water absorption plate 15 are respectively connected with a circulation purification box body 8 through the first water inlet pipe 14 and, the two circulating purification box bodies 8 are connected through a confluence pipeline 17, and the vertical pipe networks 11 are connected to the confluence pipeline 17; the invention can respectively clean the dry branches and fallen leaves impurities and the underwater sludge in the lake water body from two ways of the suspended matter processing device 1 and the underwater pipe network, improve the water quality of the lake water body, reduce the pollution of the dry branches and fallen leaves and the sludge to the lake, the suspended matter processing device 1 can move back and forth along the horizontal bracket 5 to clean the dry branches and fallen leaves on the water surface, reduce the labor intensity of workers and be convenient for maintenance and installation, the positioning rod 7 effectively improves the installation stability of the horizontal bracket 5, the suspended matter processing device 1 is prevented from shaking in the moving process, the horizontal pipe network 9 can effectively absorb the sludge at the bottom of the lake and can be conveyed to the circulating purification box body 8 through the vertical pipe network 11 and the confluence pipeline 17 for processing, the content of the sludge in the water is reduced, the water quality is improved, the first water absorption plate 13 and the second water absorption plate 15 can absorb the water in the lake water into the circulating purification box body 8, the eutrophic pollutants such as nitrogen, phosphorus and the like in the water are removed through purification, and the overall water quality of the lake water body is improved.
The construction method of the lake water purification pipe network circulation system comprises the following steps:
1) survey lofting
a. Firstly, measuring the installation position of the water purification pipe network circulation system according to the drawing design requirement of the water purification pipe network circulation system and the actual area of a lake, and marking the corresponding position on the embankment 4 with white lime powder;
b. then, a cleaning area is arranged between the two embankments 4, the width of the cleaning area is 3-5 m, the length of the cleaning area is the width between the two embankments 4 on the bottom surface of the lake, the slope surface of the embankment 4 is cleaned firstly, then the bottom of the lake is cleaned, and after the cleaning is finished, the bottom of the lake is marked by using a fluorescent material through a diver;
2) construction of circulating purification box body 8
a. After lofting to be measured is finished, firstly, an excavator is driven to the embankment 4, a bucket of the excavator is moved to a position marked on the embankment 4, deep wells are excavated in a rectangular shape with the length and width of 3m, the excavation depth is greater than 1.5m of the depth of a lake, meanwhile, deep wells with the same depth are arranged at the position of the opposite embankment 4, then the circulation purification box body 8 is respectively put into the corresponding deep wells through a hoisting machine, a connector 27 on the side surface of the circulation purification box body 8 faces one side of the lake until the bottom of the circulation purification box body 8 is contacted with the bottom of the deep well, and the hoisting machine is removed;
b. after the circulation purification box body 8 is placed downwards, firstly, a straight line groove is formed in the bottom of the lake through a diver, the depth of the straight line groove is 30-40 cm, a first through hole with the diameter of 30-40 cm is formed in the position of the embankment 4 to reach the position of a deep well, then, a confluence pipeline 17 is placed into the straight line groove, one end of the confluence pipeline 17 penetrates through the first through hole to be fixedly connected with the circulation purification box body 8 on one corresponding side, the other confluence pipeline 17 is placed into the straight line groove, one end of the confluence pipeline 17 penetrates through the first through hole to be fixedly connected with the circulation purification box body 8 on the other side, and finally, the two confluence pipelines 17 are hermetically connected;
c. after the connection of the confluence pipeline 17 is finished, a second through hole is drilled on the side surface of the circulating purification box body 8 through a portable underwater drilling machine, and a second water inlet pipe 16 is arranged in the second through hole, so that the second water inlet pipe 16 is fixedly connected with the circulating purification box body 8, a second water suction plate 15 is arranged at the end part of the second water inlet pipe 16, so that the slope surfaces of the second water suction plate 15 and the embankment 4 are parallel to each other, then a third through hole is drilled above the circulating box body through a portable underwater drilling machine, a first water inlet pipe 14 is arranged in the third through hole, the first water inlet pipe 14 is fixedly connected with the circulating purifying box body 8, installing a first water absorption plate 13 at the end part of a first water inlet pipe 14, enabling the first water absorption plate 13 to be parallel to the slope surface of the embankment 4, finally drilling a fourth through hole above the circulating purification box body 8 through a drilling machine, and installing a return pipe 12 in the fourth through hole;
d. finally, filling clay into the deep well, and tamping by using a vibrator;
3) arrangement of underwater pipe network
After the construction of the circulating purification box body 8 is finished, a diver distributes the horizontal pipe networks 9 according to the set position requirements according to the area of a cleaning area, then fixedly connects the top ends of the vertical pipe networks 11 to the connecting pieces 10 on the horizontal pipe networks 9, fixedly connects the bottom ends of the vertical pipe networks 11 to the confluence pipelines 17, then fixedly installs the next vertical pipe network 11, and installs the next horizontal pipe network 9 according to the steps after the installation of one horizontal pipe network 9 is finished until the installation of the horizontal pipe networks 9 distributed in the cleaning area is finished;
4) construction of suspended matter treatment apparatus 1
a. Firstly, determining the installation position of a horizontal support 5 according to the height positions of a first water absorption plate 13 and a second water absorption plate 15, wherein the vertical distance between the horizontal support 5 and the first water absorption plate 13 is 10-20 cm, then placing two horizontal supports 5 into a set position in a lake through a hoisting machine, welding and fixing the horizontal supports 5 and the slope surface of a bank 4 by using an underwater welding machine to keep the two horizontal supports 5 parallel, and then welding a positioning rod 7 below the horizontal support 5 to ensure that the included angle between the positioning rod 7 and the horizontal support 5 is 30-45 degrees;
b. finally, the suspended matter treatment device 1 is movably connected into a sliding chute 6 of the horizontal support 5 through a limiting rod, the garbage in the sliding chute 6 is cleaned, and then a solar panel 2 is installed on the top surface of the suspended matter treatment device 1 through a telescopic rod 3, so that the height of the solar panel 2 from the lake level is 50-80 cm;
5) commissioning of the system
After finishing the installation of suspended solid processing apparatus 1, carry out lake water purification pipe network circulation system's trial run, start two-way water suction pump among the suspended solid processing apparatus at first, make the water on the lake surface get into the thing groove, and then make the floater on the lake surface inhale into the thing groove, the floater gets into the storage tank under the effect of filter screen in advancing the thing groove and collects the back and handles in unison, suspended solid processing apparatus moves along the horizontal stand round trip movement according to the requirement of setting for simultaneously, clear up the lake surface, the intensity of artifical clearance has effectively been reduced.
Sludge at the bottom of the lake can enter through the sludge suction holes in the horizontal pipe network, enter the confluence pipeline along the vertical pipe network and finally enter the second purification device of the circulating purification box body, the sludge is retained in the sludge storage holes under the rotating action of the centrifugal plate in the second purification device, and the filtered lake water enters the pressurizing cavity through the microbial layer so as to conveniently flow back to the lake; the first water absorption plate and the second water absorption plate on the bank slope can directly absorb lake water in a lake, the lake water is directly introduced into the first purification device of the circulating purification box body through the first water inlet pipe and the second water inlet pipe, the first penetration plate and the second penetration plate in the first purification device can filter particulate impurities in the lake water, the filter plate can realize secondary filtration of the lake water, the filtered lake water enters the pressurizing cavity through the water outlet pipeline and the microorganism layer under the action of the propeller, the one-way guide plate in the first purification device can control the flow direction of the lake water to meet the flow demand of backflow, the lake water flowing out of the first purification device and the second purification device absorbs substances such as nitrogen, phosphorus and the like under the action of the microorganism layer, the purified lake water is discharged through the backflow pipe under the action of the pressurizing pump and flows back to the lake water body again, not only realizes the circular flow of lake water, but also effectively increases the dissolved oxygen content in the water and improves the water quality of the lake.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple variations, equivalent substitutions or modifications based on the present invention to achieve substantially the same technical effects are within the scope of the present invention.

Claims (6)

1. The utility model provides a lake water purifies pipe network circulation system which characterized in that: the device comprises a suspended matter processing device, an underwater pipe network and a circulating purification box body, wherein the suspended matter processing device is movably connected to a horizontal support, a sliding groove is formed in the horizontal support, the horizontal support is fixedly connected between banks on two sides of a lake, the horizontal support is fixedly connected with the banks through positioning rods, the underwater pipe network is located at the bottom of the lake, the underwater pipe network comprises a horizontal pipe network and a vertical pipe network, mud sucking holes are formed in the horizontal pipe network, the vertical pipe network is fixedly connected with the horizontal pipe network through connecting pieces, the circulating purification box body is located in the banks, a first water absorbing plate and a second water absorbing plate are arranged on the side faces of the banks, the first water absorbing plate and the second water absorbing plate are respectively located on the upper side and the lower side of the horizontal support, and the first water absorbing plate and the second water absorbing plate are respectively connected with the circulating purification box body through a first water inlet pipe and a second, a return pipe is arranged above the circulating purification box bodies, the two circulating purification box bodies are connected through a confluence pipeline, and the vertical pipe network is connected to the confluence pipeline; a solar panel is arranged above the suspended matter treatment device and connected with the suspended matter treatment device through a telescopic rod, inlet grooves are symmetrically formed in the suspended matter treatment device, filter screens are uniformly arranged in the inlet grooves, the two inlet grooves are connected through a water pumping pipe, a bidirectional water suction pump is arranged on the water pumping pipe, a drain pipe is arranged on the bidirectional water suction pump, a storage box is arranged on one side of each inlet groove, a baffle is arranged at the bottom end of the storage box, and a retaining ring is arranged on the bottom surface of the baffle; the circulating purification box is internally provided with a first purification device, a second purification device and a pressurization cavity, the first purification device and the second purification device are positioned on the same side of the pressurization cavity, a microorganism layer is arranged between the pressurization cavity and the first purification device and the second purification device, and the first purification device is positioned above the second purification device.
2. The lake water purification pipe network circulation system of claim 1, wherein: the filter plate is arranged in the first purification device, a first bayonet and a second bayonet are respectively arranged on the top surface and the side surface of the first purification device, a first penetration plate is arranged between the first bayonet and the first purification device, a second penetration plate is arranged between the second bayonet and the first purification device, a first motor is arranged on the first purification device, a propeller is arranged on the first motor, two one-way guide plates which are arranged in parallel are arranged below the filter plate and are connected through a spring, and a water outlet channel is arranged between the first purification device and the microorganism layer.
3. The lake water purification pipe network circulation system of claim 1, wherein: the centrifugal mechanism is arranged in the second purification device and comprises a second motor, a rotating shaft and a centrifugal plate, the rotating shaft is connected with the second motor, the centrifugal plate is uniformly distributed on the rotating shaft, mud storage holes are uniformly formed in the centrifugal plate, and a third bayonet is arranged below the second motor.
4. The lake water purification pipe network circulation system of claim 1, wherein: a conduction pipe is arranged in the pressurization cavity, and a pressurization pump is arranged on the conduction pipe.
5. The lake water purification pipe network circulation system of claim 1, wherein: the water absorption device is characterized in that compression cavities are formed in the first water absorption plate and the second water absorption plate, interfaces are arranged on the left side of each compression cavity, water inlet channels are evenly arranged on the right side of each compression cavity, and an electromagnetic valve body and a valve core are arranged on each water inlet channel.
6. The construction method of the lake water purification pipe network circulation system as claimed in claim 1, characterized by comprising the steps of:
1) survey lofting
a. Firstly, measuring the installation position of the water purification pipe network circulation system according to the drawing design requirement of the water purification pipe network circulation system and the actual area of a lake, and marking the corresponding position of the embankment with white lime powder;
b. then, a cleaning area is arranged between the two embankments, the width of the cleaning area is 3-5 m, the length of the cleaning area is the width between the two embankments on the bottom surface of the lake, the slope surface of the embankments is cleaned firstly, then the bottom of the lake is cleaned, and after the cleaning is finished, the bottom of the lake is marked by a fluorescent material through a diver;
2) construction of circulating purification box body
a. After lofting to be measured is finished, firstly, an excavator is driven to a bank, a bucket of the excavator is moved to a position marked on the bank, deep wells are excavated in a rectangular shape with the length and width of 3m, the excavation depth is larger than 1.5m of the depth of a lake, meanwhile, deep wells with the same depth are arranged at opposite positions of the bank, then the circulation purification box body is respectively placed into corresponding deep wells through a hoisting machine, a connector on the side surface of the circulation purification box body faces one side of the lake until the bottom of the circulation purification box body is contacted with the bottom of the deep well, and the hoisting machine is removed;
b. after the lowering of the circulating purification box body is finished, firstly, a straight line groove is formed in the bottom of the lake through a diver, the depth of the straight line groove is 30-40 cm, a first through hole with the diameter of 30-40 cm is formed in the position of a bank to reach the position of a deep well, then, a confluence pipeline is placed into the straight line groove, one end of the confluence pipeline penetrates through the first through hole to be fixedly connected with the circulating purification box body on the corresponding side, the other confluence pipeline is placed into the straight line groove, one end of the confluence pipeline penetrates through the first through hole to be fixedly connected with the circulating purification box body on the other side, and finally, the two confluence pipelines are hermetically connected;
c. after the connection of the confluence pipeline is finished, firstly drilling a second through hole on the side surface of the circulating purification box body through a portable underwater drilling machine, installing a second water inlet pipe in the second through hole, fixedly connecting the second water inlet pipe with the circulating purification box body, installing a second water absorption plate at the end part of the second water inlet pipe, enabling the second water absorption plate to be parallel to the slope surface of the embankment, then drilling a third through hole above the circulating box body through the portable underwater drilling machine, installing a first water inlet pipe in the third through hole, fixedly connecting the first water inlet pipe with the circulating purification box body, installing a first water absorption plate at the end part of the first water inlet pipe, enabling the first water absorption plate to be parallel to the slope surface of the embankment, finally drilling a fourth through hole above the circulating purification box body through the drilling machine, and installing a backflow pipe in the fourth through hole;
d. finally, filling clay into the deep well, and tamping by using a vibrator;
3) arrangement of underwater pipe network
After the construction of the circulating purification box body is finished, a diver distributes the horizontal pipe networks according to the set position requirements according to the area of a cleaning area, then the top ends of the vertical pipe networks are fixedly connected to the connecting pieces on the horizontal pipe networks, the bottom ends of the vertical pipe networks are fixedly connected to the confluence pipelines, then the next vertical pipe network is fixedly installed, after the installation of one horizontal pipe network is finished, the next horizontal pipe network is installed according to the steps until the installation of the horizontal pipe networks distributed in the cleaning area is finished;
4) construction of suspended matter treatment device
a. Firstly, determining the installation position of a horizontal bracket according to the height positions of a first water absorption plate and a second water absorption plate, wherein the vertical distance between the horizontal bracket and the first water absorption plate is 10-20 cm, then putting two horizontal brackets into set positions in a lake through a hoisting machine, welding and fixing the horizontal bracket and the slope surface of a bank by using an underwater welding machine to keep the two horizontal brackets parallel, and then welding a positioning rod below the horizontal bracket to ensure that the included angle between the positioning rod and the horizontal bracket is 30-45 degrees;
b. finally, the suspended matter treatment device is movably connected into a sliding chute of the horizontal support through a limiting rod, the garbage in the sliding chute is cleaned, and then a solar panel is installed on the top surface of the suspended matter treatment device through a telescopic rod, so that the height of the solar panel from the lake level is 50-80 cm;
5) commissioning of the system
After the suspended matter treatment device is installed, the test operation of the lake water purification pipe network circulation system is carried out.
CN201610939569.3A 2016-11-01 2016-11-01 Lake water body purification pipe network circulation system and construction method thereof Active CN106565057B (en)

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