KR100989049B1 - Filtering system for high class treatment of a river pollution source - Google Patents

Abstract

PURPOSE: A filtering system for high class treatment of a river pollution source is provided to remarkably improve the quality of river by discharging pollution source to a river after filtering the fine pollutants through a high-degree separation filter. CONSTITUTION: A high-degree separation filter(20) is installed inside a filtering processing chamber(10), and plural filtering material separating nets are installed between hole pipes(22). A filtering layer is formed between filtering separation nets, and the filtering material having the particles of various size is filled in the filter layer. A buoyancy ball selectively blocks the discharge outlet inside an extension chamber. An air supply tube(44) is connected to a filtered water outlet tube(30) of the extension chamber.

Description

Filtering system for high class treatment of a river pollution source}

The present invention relates to a stream pollution source advanced treatment filtration apparatus for discharging various contaminants (filtrate, waste water, livestock manure, sewage treatment water, etc.) introduced into the stream through the advanced separation filter to discharge the clean filtered water filtered even micro-contaminants into the stream. .

Generally, treatment facilities such as domestic sewage treatment plant, factory wastewater treatment plant, livestock wastewater treatment plant, and other pollutant sources are scattered in cities and county villages around the country.

The treated water generated in the treatment facility is heavily polluted due to chemical treatment, and thus, the fish and algae inhabiting the stream are contaminated with heavy metals to produce deformed fish and deformed algae, as well as eutrophication in the stream. , Cyanobacteria, diatoms, and phytoplankton occur.

The eutrophication is caused by an increase in the amount of nitrogen and phosphorus-containing pollutants introduced into the stream, and the above pollution causes severe green algae in the stream. Cause harm.

Therefore, various attempts have been made in the field of water purification to contaminate the sources of pollutants flowing into the river. However, in the past, ecological water purification techniques of such sources are limited to chemical treatment methods such as microbial flocculants. However, the effects of water quality improvement are being reduced by one-time, short-term, or annual treatment.

In addition, in the case of large-scale small sewage treatment plants, there is a limit in actively dealing with the increase and decrease of sewage treatment amount, and there are many difficulties in filtration treatment of recycled water such as heavy water, separation of filtered suspended matter, and treatment of separated sewage water.

On the other hand, in order to solve some of these problems, the conventional filtration treatment methods commonly used in the treatment facilities include pollutant separation membrane methods using hollow fiber membranes and Chinese membranes. Due to insolvent, fragile materials, the membrane is easily damaged, and when the membrane is broken, a serious problem of influx of contaminants into the river is caused.

In addition, by periodically cleaning the membrane using the cleaning chemicals, the chemicals act as a second source of pollution that flows into the stream and pollutes the stream.

The present invention is to actively solve all the problems according to the technology of the source filtration treatment using the conventional source separation membrane method, the outside of the highly separated filter is coated with a plurality of layers of filter media of different particle sizes, such as various sources and heavy water. It is a problem of the present invention to allow the fine contaminant to be filtered neatly in the process of passing through the inside.

In addition, the present invention, while the air is supplied to the interior of the highly separated filter through the aeration washing action to remove the micro-floats in the filter to the outside, the buoyancy ball having a function of preventing the backflow during the air supply outlet of the filtered water discharge pipe Another problem of the present invention is to automatically prevent the air to flow smoothly into the interior of the total separation filter without leakage.

In addition, the present invention is to make another problem of the present invention to automatically transfer to the designated place after collecting the entire amount of the de-treated float and the washing water in the float collection tank.

The present invention inserts and installs one side of the inner perforated tube inside the outer perforated tube disposed in the filtration treatment tank as a means for solving the above problems, and the other end of the inner perforated pipe is filtered water discharge pipe exposed to the outside of the filtration tank While connecting, the technology for forming a filter layer of various particle sizes between the inner, outer perforated tube to form a plurality of coating layers through a filter medium separation network.

In addition, the present invention forms an expansion chamber in the filtered water discharge pipe, there is a buoyancy ball to selectively block the discharge port inside the expansion chamber, horizontally installed crossbar on the upper side of the buoyancy ball, the upper side of the expansion chamber Take the technology of connecting the air supply pipe to the filtered water discharge pipe.

In addition, the present invention is installed to surround the float collection tank on the outside of the high separation filter, one side of the float collection tank is connected to the pollution source inlet pipe installed with an automatic water inlet pipe opening device, the float transport pipe on the upper side of the pollution source inlet pipe Take the technology of connecting and installing.

According to the present invention, the water quality of the stream is remarkably reduced by naturally filtering the microcontaminants and then discharging them to the stream while passing through a highly separated filter having a structure in which various pollutants, such as heavy water and the like, are coated with a plurality of layers having different particle sizes. By improving the preservation of the natural ecosystem as well as semi-permanent operation in a single construction, the highly separated filter is composed of a structure of high corrosion resistance high strength provides excellent durability and economic efficiency.

In addition, by supplying air into the interior of the advanced separation filter periodically performing automatic backwashing by aeration action to reduce the time and manpower required for the conventional cleaning work using a separate chemical agent convenience and economical efficiency It is excellent and provides the effect of eliminating the fear of secondary pollution of the river caused by the use of chemicals.

In addition, the suspended solids and the washed water which have been detreated through the automatic washing operation are collected in the float collection tank and then automatically transferred to a designated place to block the discharge of the suspended solids and the washed water into the river as it is to prevent further pollution of the stream. do.

Figure 1 is a longitudinal cross-sectional view of the installation state of the advanced treatment filtration device to which the present invention is applied
Figure 2 is a longitudinal cross-sectional view of the filtration state of the source of contamination by the advanced separation filter of the present invention
3 is a cross-sectional view taken along the line AA of the present invention Figure 2
Figure 4 is a longitudinal cross-sectional view of the state where the filtered water is discharged in the buoyancy ball is raised state of the present invention
Figure 5 is a longitudinal cross-sectional view of the state in which the air is supplied to the entire inner hole in the buoyancy ball is lowered state of the present invention
Figure 6 is a cross-sectional plan view of the crossbar is installed in the expansion chamber of the automatic cleaning device of the present invention
Figure 7 is a longitudinal cross-sectional view of the contamination source is introduced into the advanced separation filter via the contaminant inlet pipe and the float collection tank of the present invention
Figure 8 is a longitudinal cross-sectional view of the suspended solids and washing water collected in the float collection tank of the present invention is transferred to a designated place through the float transport pipe
Figure 9 is a cross-sectional plan view of the crossbar is installed in the expansion chamber of the inlet and outlet automatic device of the present invention

It will be described a preferred embodiment for implementing the solution of the problem to be solved by the present invention in more detail.

First, referring to the overall technical configuration according to the preferred embodiment of the present invention based on the accompanying drawings, the upper part of the filtration treatment tank 10; It is disposed inside the filtration tank 10, one side of the inner hole tube 22 is inserted into the outer hole tube 21, the other side of the inner hole tube 22 is the outside of the filtration tank 10 The filter layer separated from each other between the filter medium separation network 23 is installed by being exposed to each other, a plurality of filter medium separation network 23 is installed in a spaced apart state between the inner, outer perforated pipe (21, 22). (24) is formed, and the filtration layer (24) is provided with a highly separated filter (20) filled with filter media (25) of various particle sizes; It can be seen that the organic coupling configuration of the filtered water discharge pipe 30 is installed downwardly connected to the front end of the inner hole (22).

Hereinafter, the present invention made of the above-described schematic configuration will be described more easily.

Filtration treatment tank 10 of the present invention is to install a natural sewage treatment plant, a plant wastewater treatment plant, a livestock wastewater treatment plant, a lake of golf course, heavy water, etc. to filter the various pollutants generated therein in a natural ecological manner. It is installed so as to be surrounded by the order wall 11, the top of which is open so that various pollution sources can be introduced.

The high separation filter 20 which is the core technology of the present invention is disposed inside the filtration tank 10, and the advanced separation filter 20 is installed on both sides of the inner bottom surface of the filtration tank 10. (15) Stable seating is installed at the top, and can be easily produced by actively changing the specifications according to the treatment capacity of various pollutants, as well as a high-strength structure of corrosion resistance and wear resistance, semi-permanent use, easy to clean It is characterized by.

The technical configuration of such an advanced separation filter 20 is an inner perforated tube having a smaller diameter than the outer perforated tube 21 in the outer perforated tube 21 in which a plurality of through holes 21a are formed as shown in FIGS. 2 and 3 ( One side of the 22 is integrally installed and the other side of the inner perforated pipe 22 is exposed to the outside through the filtration tank 10, the water through hole (22a) formed in the inner perforated pipe 22 is the outer perforated pipe By restrictively being formed only in the section located inside the (21) it is effectively prevented the filtered filtered water flows into the filtration tank 10 in which the pollutant is present through the through hole (22a) of the inner perforated pipe (22).

Between the inner and outer perforated pipes 21 and 22, a plurality of layers of the filter medium separating net 23 made of a stainless material of a thin film having a micro-pass hole are installed to be spaced apart from each other, so that the filter medium separating net 23 is interposed therebetween. The filtration layer 24 isolated from each other is formed, and the filtration layer 24 is filled with filter media 25 having various particle sizes, respectively.

That is, the filter medium separation network 23 serves to separate and accommodate the filter media 25 having various particle sizes, respectively, and to support the separated filter media 25 to maintain stability without moving. .

Here, among the plurality of filtration layers 24 formed between the filter medium separating nets 23, the filtration layer 24 in the center is filled with the micro fine yarns 26 as shown in FIG. 3, and the micro fine yarns 26 ) Are continuously filled in the order of the fine yarn 27, the small particles 28 and the neutral yarn 29 in which the particle size is sequentially increased while going inward and outward, respectively, and the ultrafine yarn 26 Instead, the polymer filter medium 26a having excellent filtering power may be filled.

Therefore, the contaminant in the filtration tank 10 passes through the outer perforated tube 21, and the neutral yarn 29, the small-size yarn 28, the fine-grained yarn 27, and the ultrafine yarn (the fine particles) gradually decrease in size. 26) the fine suspended solids are completely separated and filtered while passing sequentially, and the filtered water is further passed through the fine yarns 27, the small-size yarns 28, and the neutral yarns 29 in which the size of the particles increases. The inner perforated tube 22 can be smoothly moved.

That is, as the particle size of the filter medium 25 gradually increases and the pores increase in proportion to the inner micropore 26 toward the inner pore tube 22, the filtered water may be more smoothly moved to the inner pore tube 22. Will be.

Filtrate discharge pipe 30 is installed downwardly at the front end of the inner perforated pipe 22, the filtered water introduced into the inner perforated pipe 22 is directly discharged into the stream through the filtered water discharge pipe 30 or reused for other purposes. You can do it.

On the other hand, the filtrate discharge pipe 30 is provided with an automatic cleaning device 40 for deprocessing the fine suspended matter in the filter to the outside through the aeration cleaning action by supplying air into the interior of the advanced separation filter 20.

The automatic cleaning device 40 for this purpose is provided with an expansion chamber 41 having a larger diameter than the filtrate discharge pipe 30 is installed in the pipeline of the filtrate discharge pipe 30, while moving up and down inside the filtrate discharge pipe 30 Optionally, a buoyancy ball 42 is formed to block the lower outlet 31. An air supply pipe 44 connected to the aeration generator 43 is integrally connected to the upper filtration water discharge pipe 30 of the expansion chamber 41. On the other hand, a fully automatic valve 45 for automatically opening and closing the flow path of the air supply pipe 44 is installed in the air supply pipe 44.

And the upper side of the buoyancy ball 42, the crossbar 46 having a plurality of water passages (46a) is installed horizontally so that the flow path of the filtered water discharge pipe 30 while moving too much when the buoyancy ball 42 moves upwards While preventing the block 32, the discharge of the filtered water is made smoothly through the water passage (46a).

Since the automatic cleaning device 40 maintains a state in which the operation of the aeration generator 43 is normally stopped, the pressure is not applied to the buoyancy ball 42 and is introduced into the filtered water discharge pipe 30 through the inner hole pipe 22. By the filtered water, the buoyancy ball 42 moves upwards as shown in FIG. 4, thereby opening the outlet 31 so that the filtered water can be smoothly discharged into the river through the outlet 31.

In the washing operation for deprocessing the suspended matter filtered by the advanced separation filter 20, the air is supplied to the filtrate discharge pipe 30 through the air supply pipe 44 as the aeration generator 43 operates. As pressure is applied to the buoyancy ball 42, the buoyancy ball 42 moves downward to automatically block the outlet 31, thereby effectively preventing air from leaking to the outside. After flowing into the water and mixed with the water aeration and at the same time through the water hammer phenomenon to automatically deprocess the suspended solids to be able to clean the advanced separation filter 20.

Such de-treatment of the suspended solids by backwashing of the advanced separation filter 20 is usually performed at least six times a day, so that automatic washing can be easily performed without mobilizing additional personnel or using chemicals. Convenience and operation cost can be reduced.

In addition, the present invention collects the entire amount of the detreated flotations and washing water to prevent the de-floating floats and dirty washing water flows into the interior of the filtration tank 10 due to the above washing operation and automatically transfers them to a designated place. The technical construction to make it work is combined.

To this end, as shown in FIGS. 7 and 8, the technical configuration of the advanced separation filter 20, the filtered water discharge pipe 30, and the automatic washing device 40 is the same as the above-described filtration device, except for the floating water collection tank 50 and the pollution source. The components of the intake pipe 60, the intake pipe automatic opening and closing device 70 and the float transfer pipe 80 are additionally organically grafted.

That is, the floating material collection tank 50 for collecting the floating matter and the washing water is wrapped around the outer side of the advanced separation filter 20, and the contaminant inlet pipe 60 is integrally connected to one side of the floating material collection tank 50. do.

And the inlet pipe automatic opening and closing device 70 for selectively opening and closing the flow path of the contaminant inlet pipe 60 is buoyancy to selectively block the inlet 61 in the expansion chamber 71 installed in the contaminant inlet pipe 60. The ball 72 is built, the crossbar 76 formed with a plurality of water passages (76a) formed on the upper side of the buoyancy ball 72 is formed in a horizontal configuration, the designated place above the pollution source inlet pipe (60) Float transport pipe (80) for transporting the float and the washing water is installed integrally connected.

As the buoyancy ball 72 of the water inlet pipe automatic opening and closing device 70 as shown in the upper portion as shown in Figure 7, the present invention is a highly separated filter via the contaminant source pipe 60 and the floating water collection tank (50). Normally, the filtration process can be performed by being introduced into the container 20. When the cleaning operation is performed, the buoyancy ball 72 moves downward by the pressure of air, and the inlet 61 of the contaminant inlet pipe 60 is moved as shown in FIG. ) And the suspended solids collected in the float collecting tank 50 are automatically transferred to the designated place through the float transfer pipe 80 without being flowed back into the filtration tank 10, thereby making post-processing work very easy. It can provide additional effects.

10: filtration tank 20: advanced separation filter
21: outside hole tube 22: inside hole tube
23: filter medium separation network 24: filter bed
25: filter medium 25a: polymer filter medium
26: microparticles 27: microparticles
28: small particles 29: neutral yarn
30: filtered water discharge pipe 31: outlet
40: automatic cleaning device 41, 71: expansion chamber
42, 72: buoyancy ball 43: aeration generator
44: air supply line 46, 76: crossbar
50: float collection tank 60: pollutant source pipe
70: inlet pipe automatic opening and closing device 80: float transport pipe

Claims (7)

A filtration tank 10 having an open top;
It is disposed inside the filtration tank 10, one side of the inner hole tube 22 is inserted into the outer hole tube 21, the other side of the inner hole tube 22 is the outside of the filtration tank 10 The filter layer separated from each other between the filter medium separation network 23 is installed by being exposed to each other, a plurality of filter medium separation network 23 is installed in a spaced apart state between the inner, outer perforated pipe (21, 22). (24) is formed, and the filtration layer (24) is provided with a highly separated filter (20) filled with filter media (25) of various particle sizes;
A filtered water discharge pipe 30 connected downwardly to the front end of the inner hole pipe 22;
An expansion chamber 41 having a diameter larger than that of the filtrate discharge pipe 30 is installed in the filtrate discharge pipe 30, and a buoyancy ball 42 selectively blocking the discharge port 31 is provided inside the expansion chamber 41. It is internally formed, the upper filtration water discharge pipe 30 of the expansion chamber 41 is provided with an automatic washing device 40 is integrally connected to the air supply pipe 44 connected to the aeration generator 43;
Among the plurality of filter layers 24 formed between the filter medium separating nets 23, the microfiltration yarns 26 are filled in the central filter layer 24, respectively, starting from the microfine yarns 26. Fine particles 27, small particles 28 and neutral yarns 29 are sequentially filled while the particle size is sequentially increased while going outward;
The upper side of the buoyancy ball 42 is provided with a horizontal crossbar 46 formed with a plurality of water passages (46a), the crossbar 46 restricts the upper movement of the buoyancy ball 42 of the filtered water discharge pipe (30) Preventing blocking of the flow path 32, the air supply pipe 44 is a highly advanced stream pollution source filter apparatus, characterized in that the automatic valve 45 for automatically controlling the opening and closing of the flow path is installed.
delete A filtration tank 10 having an open top;
It is disposed inside the filtration tank 10, one side of the inner hole tube 22 is inserted into the outer hole tube 21, the other side of the inner hole tube 22 is the outside of the filtration tank 10 The filter layer separated from each other between the filter medium separation network 23 is installed by being exposed to each other, a plurality of filter medium separation network 23 is installed in a spaced apart state between the inner, outer perforated pipe (21, 22). (24) is formed, and the filtration layer (24) is provided with a highly separated filter (20) filled with filter media (25) of various particle sizes;
A filtered water discharge pipe 30 connected downwardly to the front end of the inner hole pipe 22;
An expansion chamber 41 having a diameter larger than that of the filtrate discharge pipe 30 is installed in the filtrate discharge pipe 30, and a buoyancy ball 42 selectively blocking the discharge port 31 is provided inside the expansion chamber 41. It is internally formed, the upper filtration water discharge pipe 30 of the expansion chamber 41 is provided with an automatic washing device 40 is integrally connected to the air supply pipe 44 connected to the aeration generator 43;
The middle filter layer 24 among the plurality of filter layers 24 formed between the filter medium separating nets 23 is filled with a polymer filter medium 26a, and the inside and the outside of the polymer filter medium 26a, respectively. The fine yarns 27, the small-size yarns 28, and the neutral yarns 29, in which the particle size increases in sequence, are sequentially filled;
The upper side of the buoyancy ball 42 is provided with a horizontal crossbar 46 formed with a plurality of water passages (46a), the crossbar 46 restricts the upper movement of the buoyancy ball 42 of the filtered water discharge pipe (30) Preventing blocking of the flow path 32, the air supply pipe 44 is a highly advanced stream pollution source filter apparatus, characterized in that the automatic valve 45 for automatically controlling the opening and closing of the flow path is installed.
delete delete delete A filtration tank 10 having an open top;
It is disposed inside the filtration tank 10, one side of the inner hole tube 22 is inserted into the outer hole tube 21, the other side of the inner hole tube 22 is the outside of the filtration tank 10 The filter layer separated from each other between the filter medium separation network 23 is installed by being exposed to each other, a plurality of filter medium separation network 23 is installed in a spaced apart state between the inner, outer perforated pipe (21, 22). (24) is formed, and the filtration layer (24) is provided with a highly separated filter (20) filled with filter media (25) of various particle sizes;
A filtered water discharge pipe 30 connected downwardly to the front end of the inner hole pipe 22;
An expansion chamber 41 having a diameter larger than that of the filtrate discharge pipe 30 is installed in the filtrate discharge pipe 30, and a buoyancy ball 42 selectively blocking the discharge port 31 is provided inside the expansion chamber 41. It is internal, the automatic filtration device 40 is installed in the upper filtration water discharge pipe 30 of the expansion chamber 41 is integrally connected to the air supply pipe 44 connected to the aeration generator 43;
A float collecting tank (50) installed to surround the high separation filter (20);
A pollution source inlet pipe 60 integrally connected to one side of the float collecting tank 50;
A buoyancy ball 72 is embedded in the expansion chamber 71 installed in the contaminant inlet pipe 60 to selectively block the inlet 61, and a plurality of channels 76a are provided on the buoyancy ball 72. A water inlet opening and closing device 70 having a horizontal cross bar 76 formed thereon;
It is provided with a float transport pipe (80) integrally connected to the upper side of the pollution source inlet pipe (60);
Among the plurality of filter layers 24 formed between the filter medium separating nets 23, the microfiltration yarns 26 are filled in the central filter layer 24, respectively, starting from the microfine yarns 26. Fine particles 27, small particles 28 and neutral yarns 29 are sequentially filled while the particle size is sequentially increased while going outward;
The upper side of the buoyancy ball 42 is provided with a horizontal crossbar 46 formed with a plurality of water passages (46a), the crossbar 46 restricts the upper movement of the buoyancy ball 42 of the filtered water discharge pipe (30) Preventing blocking of the flow path 32, the air supply pipe 44 is a highly advanced stream pollution source filter apparatus, characterized in that the automatic valve 45 for automatically controlling the opening and closing of the flow path is installed.

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