KR101080993B1 - A self-assembly sewage treatment unit, and an built-up type equipment for treating sewage - Google Patents

Abstract

PURPOSE: An assembling type wastewater treating unit and a built-up type wastewater purifying apparatus are provided to improve the maintenance and the convenience of a purifying facility by minimizing a cost required for designing, manufacturing, and installing the purifying facility. CONSTITUTION: An assembling type wastewater treating unit includes six rectangular ring-shaped frames(110), fixing frames(180), nets(120), a plurality of upper carrier supporting frames, and a plurality of lower carrier supporting frames, and a plurality of plant-shaped carriers. The net is attached to the rectangular ring-shaped frames in order to prevent the escape of contents contained in a rectangular structure. Combining holes are formed to the carrier supporting frames. The plate-shaped carriers are bio-module carriers and are fixed to the combining holes. Microorganisms are inhabited in the plate-shaped carriers. The assembling type wastewater treating unit is assembled according to the scale of a purifying facility.

Description

A Self-Assembly Sewage Treatment Unit, And An Built-up Type Equipment For Treating Sewage}

The present invention relates to a prefabricated sewage treatment unit and a stacked sewage treatment apparatus, and more particularly, the user uses a prefabricated set of components that are manufactured to a predetermined standard having a quantitative purification ability and used in the field. The prefabricated sewage treatment unit and the stacked sewage treatment apparatus, characterized in that it is configured to assemble and stack an appropriate number of sets to meet the scale or legal standards.

The conventional wastewater purification treatment system of FIG. 1A receives a flow control tank 10 for adjusting raw water inflow, a first aeration tank 11 for purifying by carrier microorganisms, and first purified sewage in a first aeration tank for purification by carrier microorganisms. Carrier filtration tank which receives the second aeration tank 12, the final sedimentation tank 13 to receive the sewage of the second aeration tank, the final settling of the solid component, the liquid of the final sedimentation tank 13 to purify and filter by the carrier (15), a disinfection and discharging tank 17 and a sludge concentration tank 16 which are storage tanks for disinfecting and discharging.

Figure 1b is an example of the configuration for performing the sewage treatment using the carrier microorganism in the conventional first aeration tank 11 or the second aeration tank 12, conventionally custom-made according to the structure and size of the aeration tank (11, 12) Equipped with a sewage treatment device.

For example, at the bottom of the aeration tanks 11 and 12, air nozzles 18 for supplying air for the survival and decomposition of microorganisms are installed at regular intervals, and are connected to the external air injection unit 19 by a pipe 14. .

A carrier fixing part 21 for fixing the carrier 20 is installed on the aeration tanks 11 and 12, and the carrier fixing part 21 is provided such that a carrier on a surface or a thread-shaped carrier is selectively hanged downward. Is installed. In addition, the liquid component, which is decomposed by the microorganisms inhabiting the carrier 20 in the aeration tanks 11 and 12, is pumped upward through the pipe 22 to be moved to the next aeration tank or the next purification device.

However, the conventional sewage treatment system having the above configuration has the following problems.

For example, the standard type of sewage treatment apparatus and aeration tanks 11 and 12 installed in a large building or various industrial facilities have different scale configurations according to the structure of the building and the characteristics of the facility, thereby providing an environment in which microorganisms live. Since the installation of the carrier 20 is custom-made in a different structure according to the size and shape of each aeration tank, if the configuration of the aeration tank is different, the existing configuration is difficult to utilize and must be manufactured separately, so the design and manufacturing cost are excessively required. Since there is no compatibility with the different aeration tanks 11 and 12, mass production is impossible.

In addition, looking at the configuration for fixing the existing carrier 20 in the existing aeration tanks (11, 12), the carrier fixing portion 21 is installed on the upper surface of the aeration tank as it is configured to hang down the carrier (20) Configuration restrictions follow. For example, below the aeration tanks 11 and 12, an air nozzle 18 into which air for the survival of microorganisms is provided is provided. The air nozzle 18 has a structure selection and design such that the function of the carrier is not deteriorated by the installation of a carrier. There is a restriction on the carrier, and the carriers may be concentrated on one side or may be lost in a specific part.

An object of the present invention is to implement a sewage treatment unit having a quantitative purification ability, to assemble and install sewage treatment units in the aeration tank as many times as necessary, irrespective of the size of the aeration tank or the required purification treatment level, to perform the sewage treatment of the required level. This is possible to implement a prefabricated sewage treatment unit and a stacked sewage treatment apparatus.

Another object of the present invention, the user can easily assemble the sewage treatment unit having a quantified purification ability in the field, so that it is easy to stack and install in aeration tanks of various sizes and shapes while facilitating transportation and manufacturing convenience. It is to implement a prefabricated sewage treatment unit and a stacked sewage treatment apparatus capable of drastically reducing the cost and manpower required to design and manufacture a purification treatment apparatus.

The prefabricated sewage treatment unit according to the present invention for achieving the above object is provided to the consumer as a set in an unassembled state for assembling and stacking the set number corresponding to the standard of the consumer purification facility for use. Six rectangular ring-shaped frames corresponding to six faces of a rectangular parallelepiped; Meshes attached to the rectangular annular frames to prevent separation of the contents of the prefabricated sewage treatment unit; At least one plate-shaped carrier installed inside the prefabricated sewage treatment unit and serving as a space for incubating microorganisms; A carrier support frame provided at each of the at least two rectangular annular frames to fix the face plate-shaped carrier; The rectangular ring-shaped frame is connected to each other characterized in that it comprises a fixing frame for fixing by fixing the edges formed by the two rectangular ring-shaped frame from the outside so as to form a rectangular parallelepiped structure.

The prefabricated sewage treatment unit according to the present invention for achieving the above object is provided to the consumer as a set in the state that the fastener is not fastened, the prefabricated sewage to use assembling and stacking the set number corresponding to the standard of the consumer purification facility 6. A processing unit comprising: six rectangular annular frames corresponding to six faces of a cuboid; Meshes attached to the rectangular annular frames to prevent separation of the contents of the prefabricated sewage treatment unit; A linear carrier having a predetermined length installed inside the sewage treatment unit and serving as a space for incubating microorganisms; A carrier support frame provided in each of the at least two rectangular annular frames to fix the linear carrier; The rectangular ring-shaped frame is connected to each other characterized in that it comprises a fixing frame for fixing by fixing the outer edges formed by the two rectangular ring-shaped frame from each other to form a rectangular parallelepiped structure.

Perforated holes are formed at corresponding predetermined positions of the fixed frame and the rectangular annular frame, and the rectangular rectangular parallelepiped is formed by the fixed frame and the rectangular annular frame by fastening bolts and nuts made of stainless steel to each of the punched holes. It is characterized in that the appearance of the can be formed.

The rectangular annular frame, the carrier support frame and the fixed frame is characterized in that formed of PVC material.

Stacked sewage treatment apparatus according to the present invention for achieving the above object, an aeration tank which is a space in which the sewage purification is performed; It is installed in the aeration tank to provide a living environment to the microorganisms to accommodate the carriers to enable the decomposition of sewage by the microorganisms inside, provided to the consumer as a set in the unassembled state assembling the set number corresponding to the aeration tank specification At least one prefabricated sewage treatment unit manufactured to a predetermined standard for use in the aeration tank; An air nozzle for injecting upward air from the bottom of the aeration tank to enable microbial habitation and decomposition activities; It is installed on the bottom of the aeration tank, including a lower support for mounting the prefabricated sewage treatment unit in a predetermined structure on the upper portion than the air nozzle, the prefabricated sewage treatment unit laminated in a predetermined structure above the air nozzle It is characterized in that the sewage treatment can be performed to meet the required level irrespective of the size and shape of the aeration tank.

Stacked sewage treatment apparatus according to the present invention for achieving the above object, an aeration tank which is a space in which the sewage purification is performed; It is installed in the aeration tank to provide a living environment to the microorganisms to accommodate the carrier to enable the decomposition of sewage by the microorganisms, and to be manufactured in a quantified standard that is laminated and used in the aeration tank by the number of sets corresponding to the aeration tank specification At least one sewage treatment unit; An air nozzle for injecting upward air from the bottom of the aeration tank to enable microbial habitation and decomposition activities; It is installed on the bottom of the aeration tank, including a lower support to allow the sewage treatment unit to be seated in a predetermined structure above the air nozzle, the sewage treatment unit is stacked on top of the air nozzle in a predetermined structure Regardless of the size and shape of the aeration tank, it is characterized in that to perform the sewage treatment to meet the required level.

According to the present invention, by using a prefabricated sewage treatment unit having a predetermined level of sewage purification capacity, that is, quantified sewage treatment capacity, by assembling and stacking an appropriate set according to the size of each aeration tank or the required purification treatment level, As it is possible to secure the purification treatment capacity that meets the required level, it minimizes the cost and manpower waste required for the design, manufacture and installation of the purification facilities, and provides the convenience of maintenance and management of the purification facilities.

In addition, since each sewage treatment unit is manufactured in a prefabricated manner, the convenience of transportation can be provided to provide a basis for mass production, which can drastically reduce the cost of installing and maintaining a purification facility.

1A is a schematic diagram illustrating a configuration of a conventional sewage purification treatment system.
Figure 1b is a schematic diagram illustrating the internal configuration of the aeration tank of the conventional sewage treatment system.
2 is a schematic diagram illustrating a sewage treatment system according to an embodiment of the present invention.
Figure 3a and Figure 3b is a perspective view illustrating a state configuration assembled prefabricated sewage treatment unit of one embodiment of the present invention.
Figure 4 is a perspective view illustrating a state configuration assembled prefabricated sewage treatment unit of an embodiment of the present invention.
Figure 5 is a schematic diagram illustrating a pre-assembly state of the prefabricated sewage treatment unit of the embodiment of the present invention.
6a to 6h are perspective views illustrating the assembly process of the prefabricated sewage treatment unit of the embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT Hereinafter, a configuration of a preferred embodiment of a prefabricated sewage treatment unit and a stacked sewage treatment apparatus of a preferred embodiment according to the present invention having the above configuration will be described in detail with reference to the accompanying drawings.

Referring to each component constituting the stacked sewage treatment system of this embodiment in Figure 2, the flow rate adjustment tank 101 for adjusting the raw water inflow rate, and B.M. The first and second aeration tanks (hereinafter referred to as "aeration tanks") 102 to be purified by the microorganisms of the carrier I, and the final sedimentation tank 300 to receive the sewage from the aeration tank 102 to finally precipitate the solid component, the final Carrier filtration tank 500 to receive the liquid in the settling tank 300 to perform the purification and filtration function by the carrier, and a storage tank for disinfection and discharge disinfection and discharge tank 700 and sludge concentration tank 800.

The stacked sewage treatment apparatus of the embodiment of the present invention is installed and implemented in the aeration tank 102. As shown in FIG. 2, the aeration tank 102 includes a plurality of sets of sewage treatment units 100 in a stacked manner. 6A to 6H, and each sewage treatment unit 100 stacked in the aeration tank 102 is assembled to be assembled and assembled as many sets as necessary by a user in the field. Has a configuration that can be used.

Specifically, referring to the stacked sewage treatment apparatus of the present embodiment, an aeration tank 102 forming a space in which microorganisms are decomposed by sewage and air for survival and decomposition activity of the microorganisms inside the aeration tank 102 are described. Injecting air injecting device, the lower support 105 so that the sewage treatment unit 100 can be installed at a predetermined distance from the lower surface of the aeration tank 102, and one or more sewage treatment stacked on the lower support 105 Unit 100.

In the embodiment of the present invention, the aeration tank 102 is various types of aeration tank 102 according to the structure, scale, capacity, legal requirements of the large buildings or various industrial facilities, or the processing degree and other purposes required by the policy of the group or the operator. It includes. That is, in the embodiment of the present invention, if only a suitable number of sewage treatment units corresponding to the structure, scale, and shape of the aeration tank 102 and the stacked structure thereof (for example, 2 x 2 stages, 3 top and bottom structures, etc.) are selected, it is different. It is possible to implement the sewage treatment apparatus by installing in the aeration tank 102 without design.

The air injection device according to the embodiment of the present invention includes an air inlet 103a, an air pipe 103b for injecting air into the aeration tank 102 from the outside, and an air nozzle 103c installed at the bottom of the aeration tank 102. Include.

The air inlet 103a of one end of the air pipe 103b of this embodiment is placed outside the aeration tank 102, and the air nozzle 103c is installed along the bottom surface of the aeration tank 102 to supply air into the aeration tank. It is composed.

Therefore, since the lower support 105 of the present embodiment is preferably installed above the air nozzle 103c, it is possible to select an appropriate lower support 105 according to the position of the air nozzle 103c, and the lower support ( 105 may be separately manufactured and provided, and the lower support 105 may be selected according to the height and position of the air nozzle 103c and the sewage treatment unit 100.

For example, the lower support of the present embodiment includes a ring-shaped seating portion on which the sewage treatment unit is mounted, and a support column for supporting the seating portion to be placed at a predetermined position on the bottom surface. Sewage and air can flow in and out freely. In addition, the lower support of the present embodiment is preferably formed of a material and a structure capable of supporting a considerable level of pressure, the lower support 105 of an embodiment of the present invention has a rectangular ring shape corresponding to the size of the bottom of one sewage treatment unit The seating portion and the four support columns for supporting the seating portion can be integrally extruded from a PVC material.

The sewage treatment unit 100 according to the embodiment of the present invention is preferably formed in a rectangular or square structure for convenience of lamination and assembly, but is not limited thereto, and may be formed in a cylindrical shape or a polygonal shape. It is only necessary that the sewage treatment unit 100 be selected to have an installation number and a stacking structure so as to meet the size, shape, and purification standards of the aeration tank 102, but are not limited to the above structure.

In a preferred embodiment of the present invention, the sewage treatment unit 100 is implemented as a prefabricated sewage treatment unit that can be assembled in the field in a cuboid shape.

For example, the prefabricated sewage treatment unit 100 of the present embodiment is attached to six rectangular annular frames 110 corresponding to six faces of a rectangular parallelepiped and each rectangular annular frame 110 to prevent separation of contents. Mesh 120, a carrier installed inside the rectangular solid and serving as a space for incubating microorganisms (e.g., a carrier; for example, Polyvinylidine cholride material) 140, and a carrier support frame enabling to fix the carrier. 150 and a fixed frame 180 for covering and fixing the connection edges of the two rectangular annular frames 110 from the outside so that the six rectangular annular frames 110 are connected to each other to form a rectangular parallelepiped structure. , Fasteners 190 for fixing the frame.

Since the rectangular annular frame 110 of the present embodiment has a structure installed in the water, there is no corrosion and is made of a PVC material that maintains a certain strength or more, and filthy water enters and exits through the central portion of the annular shape.

Each rectangular ring-shaped frame 110 of the present embodiment is provided with a rectangular mesh net 120 to prevent the contents of the sewage treatment unit 100, that is, carrier 140 to leak out. In addition, the mesh 120 is also formed of a polyethylene material which is free of corrosion in water.

Carrier 140 of the present embodiment is a BM (Bio-Module) suspension carrier is used as a configuration for holding the microorganism in the aeration tank 102 by creating a habitat environment of the microorganism so that the microorganism is not swept away by the sewage.

In the present embodiment, the carrier installed in the sewage treatment unit 100 has a configuration in which the BM carrier yarn 142 is attached to the PE string 141 by a suspension carrier and fixed on the carrier support frame 150. However, the present invention is not limited thereto, and a planar suspension carrier 130 or a band-shaped suspension carrier may be used, and the type and configuration of the carrier may vary depending on the embodiment.

Carrier support frame 150 of the embodiment of the present invention is installed on at least two rectangular annular frames (ie, upper and lower surfaces) 110 to enable fixing the carrier 140 inside the sewage treatment unit 100.

In a preferred embodiment of the present invention, the carrier support frame 150 is formed in the form of a PVC guide having a cross-section a-shaped as shown in Figure 6f, the length corresponding to the width of the upper or lower surface of the substantially rectangular frame 110 It is formed of a plurality of installed on the upper and lower surfaces (inner side) of the sewage treatment unit 100, respectively.

The left and right edges of the rectangular frame 110 are perforated with a number of holes 111 corresponding to the number of carrier support frames 150 to be installed at regular intervals, both ends of the first surface of each carrier support frame 150 The hole 151 is formed in the carrier support frame 150 is fastened to the rectangular frame 110 by the fastener 155.

In addition, a plurality of carrier fastening holes 153 for fastening the carrier 140 are formed on the second surface of each carrier support frame 150 of the present embodiment, and the carrier 140 is a carrier fastening hole by a polyethylene material string ( 153) and are fixed.

In this embodiment, since the carrier 140 has a string shape, a zigzag is disposed between the upper carrier support frame 150 and the lower carrier support frame 150 to expose the carrier 140 to sewage. Improve the degree.

Meanwhile, when the planar carrier 130 is installed, it is also bound to the carrier fastening hole 153 of the carrier support frame 150 by a string or fastener made of polyethylene, which is left and right on each of the top and bottom of the planar carrier 130. As a plurality of polyethylene string fastening portion is formed and the surface carrier 130 may be formed in a vertical form.

In the present embodiment, the fixed frame 180 can fix two neighboring rectangular frames 110 at an angle of 90 degrees, and the fixed frame 180 can also be extruded from a PVC material.

The fixed frame 180 of the present embodiment is manufactured in the form of a bent guide bent to form a width that can cover the width of the edge of the rectangular frame 110, the fixed rectangular frame 110 Drill holes 191 are formed at both ends of the first surface and both ends of the second surface.

Looking at the process of assembling the rectangular frame 110 in the present embodiment, as shown in Figures 6a to 6d, a rectangular cylindrical shape (see Fig. 6d) forming four sides of the sewage treatment unit is first manufactured.

Next, as illustrated in FIGS. 6E to 6H, the rectangular frame 100 corresponding to the upper and lower surfaces of the sewage treatment unit 100 is fixed to have a predetermined interval up and down using the auxiliary frame 115 and the carrier ( 140 is installed in such a manner that it is inserted into the inside of a rectangular cylindrical shape (FIG. 6D), but may be configured to be coupled in a different order and may be changed according to embodiments.

For example, an appropriate size of the net 120 is disposed in each rectangular frame 110 forming the four sides of the present embodiment, and the first surface of the fixed frame 180 is placed on any one rectangular frame 110. It is fixed by fastening the fastener 190 with the mesh 120 therebetween. In addition, the second surface of the fixed frame 180 is fixed by fastening the fastener 190 between the other rectangular frame 110 with the mesh 120 interposed therebetween, thereby adjoining two surfaces of the sewage treatment unit. Is formed.

In the same manner for the other sides of the rectangular parallelepiped, the rectangular frame shape is manufactured by fastening the fastener 190 between the fixed frame 180 and the rectangular frame 110 with the mesh 120 interposed therebetween.

In this embodiment, the mesh 120 is sandwiched between the fixed frame 180 and the rectangular frame 110 and does not require a separate configuration for fastening.

Meanwhile, in FIG. 6F, the upper and lower surfaces of the rectangular frame 110 of the present embodiment are arranged to fasten a plurality of carrier support frames 150 thereon while the mesh 120 is disposed on the upper surface, and the mesh 120 is connected thereto. Is fixed in a form sandwiched between the carrier support frame 150 and the rectangular frame 110 without a separate configuration.

In the present embodiment, the upper and lower surfaces of the rectangular frame 110 on which the carrier support frame 150 is installed are formed assembling parts (carrier mounting parts) facing each other at a predetermined distance up and down by the auxiliary frame 115. The assembly of the sewage treatment unit 100 is completed by inserting the carrier assembly into the rectangular tube in a state in which the carrier 140 is installed in the carrier support frame 150 of the assembly portion.

The fasteners 155 and 190 of the embodiment of the present invention may be formed of bolts and nuts for the convenience of the final assembler, the bolts and nuts are formed of stainless steel material to prevent the stability of the fastening portion and rust in the water.

The sewage treatment unit 100 of the embodiment of the present invention is provided to the consumer as a set without fasteners 155 and 190, that is, bolts and nuts, purchased and assembled as many as the number corresponding to the standard of the consumer purification facility, It is possible to stack and use the structure suitable for the structure of the purification facility, minimizing the cost and manpower consumption for the design and manufacture of the facility and its installation.

The scope of the present invention is not limited to the above embodiments, but is determined by the matters described in the claims, and it is obvious that the present invention includes various modifications and adaptations made by those skilled in the art in the claims and equivalents.

100 ........ Sewage Treatment Unit 101 .......... Flow Control Tank
Aeration tank 103c Air nozzle
105 .......... lower support 110 .......... rectangular frame
120 .......... Net 130,140 ......
150 .......... carrier support frame 155,190 ......
180 .......... Fixed Frame 300 .......... Final Settlement Precursor
500 .......... carrier filter 700 .......... disinfection and discharge tank
800 .......... concentration

Claims (6)

Six rectangular annular frames corresponding to six faces of the rectangular parallelepiped;
Fixed frame that is fixed by fasteners in a state in which the rectangular corners formed by the two rectangular annular frames are covered from the outside so that the rectangular annular frames are connected to each other to form a rectangular parallelepiped structure. and;
A net which is attached to each rectangular ring-shaped frame to prevent separation of contents in the rectangular parallelepiped structure;
A plurality of upper carrier support frames fixedly installed inside the rectangular ring-shaped frame corresponding to the upper surface of the rectangular parallelepiped structure and having fastening holes formed therein;
A plurality of lower carrier support frames fixedly installed inside the rectangular ring-shaped frame corresponding to the lower surface of the rectangular parallelepiped structure and having fastening holes formed therein;
A bio-module carrier cut into a face plate shape, comprising a plurality of face plate carriers fixed to the fastening holes of the upper carrier support frame and the lower carrier frame corresponding thereto and serving as a space for incubating microorganisms,
Each of the rectangular frame frame, the fixed frame, the mesh, the upper and lower carrier support frames, and the faceplate carrier are provided to the consumer in sets without being assembled with each other, and the number of sets corresponding to the specifications of the consumer purification facility. Prefabricated sewage treatment unit, characterized in that assembling and assembling in the aeration tank for use.
Six rectangular annular frames corresponding to six faces of the rectangular parallelepiped;
The rectangular ring-shaped frame is connected to each other to form a rectangular parallelepiped structure, and is fixed by a fastener in a state that covers the rectangular corner formed by the two rectangular annular frames from the outside (cover) and its longitudinal section is L-shaped fixed A frame;
A net which is attached to each rectangular ring-shaped frame to prevent separation of contents in the rectangular parallelepiped structure;
A plurality of upper carrier support frames fixedly installed inside the rectangular ring-shaped frame corresponding to the upper surface of the rectangular parallelepiped structure and having fastening holes formed therein;
A plurality of lower carrier support frames fixedly installed inside the rectangular ring-shaped frame corresponding to the lower surface of the rectangular parallelepiped structure and having fastening holes formed therein;
A linear carrier formed by attaching a bio module carrier thread to a string, the linear carrier having a predetermined length fixed to the fastening holes of the upper carrier support frame and the lower carrier frame and placed inside the rectangular parallelepiped and serving as a space for incubating microorganisms. Including;
Each of the rectangular frame frame, the fixed frame, the mesh, the upper and lower carrier support frames, and the linear carriers of the predetermined length are provided to the consumer as a set without being assembled with each other, and correspond to the specifications of the consumer purification facility. A prefabricated sewage treatment unit, characterized in that it is assembled by a set number and laminated in an aeration tank by the assembled number.
The method according to claim 1 or 2, wherein the perforated holes are formed in the corresponding predetermined positions of the fixed frame and the rectangular ring-shaped frame, each of the perforated holes rectangular to the fixed frame by fastening a bolt and nut made of stainless steel Prefabricated sewage treatment unit characterized in that the outer shape of the rectangular parallelepiped by the annular frame can be formed.
The prefabricated sewage treatment unit according to claim 1 or 2, wherein the rectangular annular frame, the carrier support frame and the fixed frame are made of PVC material.
An aeration tank which is a space in which sewage purification is performed;
A prefabricated sewage treatment unit which is provided to a consumer without each of the components assembled, and assembled to a set number corresponding to the aeration tank standard and manufactured to a predetermined standard that is stacked and used in the aeration tank.
① covering six rectangular annular frames corresponding to six faces of a rectangular parallelepiped, and ② rectangular parallelepiped edges formed by two rectangular annular frames each connected so that the rectangular annular frames are connected to each other to form a rectangular parallelepiped structure. Fixed frame fastened by the fastener in the state and the L-shaped longitudinal section, ③ is attached to each rectangular ring-shaped frame to prevent the separation of the contents in the rectangular structure, ④ rectangular ring corresponding to the upper surface of the rectangular parallelepiped structure A plurality of upper carrier support frames fixed in the shape frame and having fastening holes formed therein; ⑤ a plurality of lower carrier support frames fixedly installed inside the rectangular ring-shaped frame corresponding to the lower surface of the rectangular parallelepiped structure and having fastening holes, and ⑥ a bio-module carrier cut into a face plate, wherein the upper carrier support frame and its corresponding A prefabricated sewage treatment unit which is fixed to the fastening holes of the lower carrier frame and includes a plurality of face plate-shaped carriers serving as spaces for incubating microorganisms;
An air nozzle for injecting upward air from the bottom of the aeration tank to enable microbial habitation and decomposition activities;
It is installed on the bottom surface of the aeration tank, including a lower support to allow the prefabricated sewage treatment unit to be seated in a predetermined structure above the air nozzle,
The prefabricated sewage treatment unit is stacked on top of the lower support in a predetermined structure so as to perform sewage treatment of quality corresponding to a required level regardless of the size and shape of the aeration tank. Device.
An aeration tank which is a space in which sewage purification is performed;
A prefabricated sewage treatment unit which is provided to the consumer without each of the components assembled and assembled to a set number corresponding to the aeration tank standard and manufactured by being stacked and used in the aeration tank. By the fastening of the fastener in the state that covered the six rectangular ring-shaped frame and the rectangular rectangular frame formed by each of the two rectangular annular frames are connected to each other to form a rectangular parallelepiped structure from the outside. A fixed frame having a fixed L-shaped cross section, ③ a mesh that is attached to each rectangular ring-shaped frame to prevent separation of contents in the rectangular parallelepiped structure, and ④ a fixed installation inside the rectangular annular frame corresponding to the upper surface of the rectangular parallelepiped structure. And supports a plurality of upper carriers formed with fastening holes Frame and ⑤ is a linear carrier formed by fixing a plurality of lower carrier support frames and fastening holes formed inside the rectangular ring-shaped frame corresponding to the lower surface of the rectangular parallelepiped, and a biomodule carrier thread attached to the line ⑥, the upper carrier A prefabricated sewage treatment unit fixed to the fastening holes of the support frame and the lower carrier frame and placed inside the rectangular parallelepiped and including a linear carrier having a predetermined length serving as a space in which the microorganisms live;
An air nozzle for injecting upward air from the bottom of the aeration tank to enable microbial habitation and decomposition activities;
It is installed on the bottom of the aeration tank, including a lower support for allowing the sewage treatment unit to be seated in a predetermined structure above the air nozzle,
Stacked sewage treatment is characterized in that the prefabricated sewage treatment unit is stacked on top of the lower support in a predetermined structure so that sewage treatment of quality corresponding to the required level can be performed regardless of the size and shape of the aeration tank. Device.

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