WO2012091267A2 - Appareil de traitement de l'eau permettant une séparation solides/liquides - Google Patents

Appareil de traitement de l'eau permettant une séparation solides/liquides Download PDF

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Publication number
WO2012091267A2
WO2012091267A2 PCT/KR2011/008005 KR2011008005W WO2012091267A2 WO 2012091267 A2 WO2012091267 A2 WO 2012091267A2 KR 2011008005 W KR2011008005 W KR 2011008005W WO 2012091267 A2 WO2012091267 A2 WO 2012091267A2
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WO
WIPO (PCT)
Prior art keywords
filtration
hood
water
filtration module
solid
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Application number
PCT/KR2011/008005
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English (en)
Korean (ko)
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WO2012091267A3 (fr
Inventor
한상배
Original Assignee
주식회사 그린기술산업
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Publication of WO2012091267A2 publication Critical patent/WO2012091267A2/fr
Publication of WO2012091267A3 publication Critical patent/WO2012091267A3/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/39—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with hollow discs side by side on, or around, one or more tubes, e.g. of the leaf type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62—Regenerating the filter material in the filter
    • B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
    • B01D29/6438—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element nozzles
    • B01D29/6453—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element nozzles with a translational movement with respect to the filtering element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62—Regenerating the filter material in the filter
    • B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps

Definitions

  • the present invention relates to a water treatment device, and in particular, a compact, low power and low site water treatment device for collecting and recovering suspended solids and suspended solids in water and using them as resources, or disposing of them. It is about.
  • Conventional water treatment apparatuses capable of removing solids in water bodies include sand filters, high speed aggregators, rotating disc type filters, and fixed disc type filters.
  • a plurality of disk filtration modules are installed at predetermined intervals in a hollow rotation shaft composed of a hollow tube that can be used as a flow path, and the disk filtration module and the hollow rotation shaft are The interior is connected to communicate with each other.
  • the hollow rotating shaft and the disk-shaped filtration module is installed to be locked in the filtered water tank, and rotates in water by a drive device.
  • the disk-shaped filtration module which is a main component of the rotary disk-type filtration device, has a disk-shaped frame having a space and an opening formed therein and on a surface thereof so that filtered clean water is introduced into the hollow rotating shaft.
  • Filtering means selected from the woven fabric or mesh formed with a ciliary layer is attached to both sides of the frame to form the outer surface (Skin) of the frame and is generally made of a disc (Disc) shape.
  • Such a rotating disk-type filtering device has the advantage that the required site is small because the structure is simple and compact.
  • the disk-shaped disk which is a heavy object by the hollow rotating shaft formed with a flow path having a size that can bear the weight of a plurality of disk-shaped filtration modules and can pass clean water filtered therein. Since it has to be delivered to the filtration modules, there is a high possibility of structural defects such as twisting and shearing of the rotating shaft. Therefore, since the member of the hollow rotating shaft must ensure sufficient member cross section and internal diameter, its own weight is increased and the member requirement is large.
  • the disk-type filtration module which is a heavy weight for backwashing, and a configuration for rotating the hollow rotating shaft having a flow path formed therein, have a large capacity and power requirements of the driving unit.
  • the supporting members connecting the hollow rotating shaft and the filtration module are concentrated in the shear force and the bending moment. high.
  • the frame to which the filtration means is attached is manufactured by processing the raw sub-materials in a circular shape, so the processing manpower and time of the frame is excessively required.
  • the filtering means which is a filtering member such as a synthetic resin mesh, a woven fabric having a ciliated layer, and the like, are produced in a roll shape with a predetermined width as in all fabrics.
  • a filtering member such as a synthetic resin mesh, a woven fabric having a ciliated layer, and the like
  • the filtering means are produced in a roll shape with a predetermined width as in all fabrics.
  • at least 21% of the fabric is discarded as scrap, which wastes resources and increases costs.
  • the linear velocity passing through the hood at a predetermined point of the disk-shaped filter means at a given angular velocity is separated from the hood by the rotation shaft. It is increased in proportion to the distance. Therefore, the area of the filtration means backwashed by the unit length hood, that is, the backwash area load ratio of the hood increases in proportion to the distance from the rotational axis, so the backwash is not uniform, unbiased, and inefficient.
  • the filtration module since the filtration module is installed in a sealed structure, the inside of the filtration module cannot be visually checked, so it is difficult to check the filtration performance and structural defects, and to penetrate the centers of a plurality of disk-shaped filtration modules with one hollow rotating shaft. Because of the combination and immersion in water, it is impossible to individually check the filtration performance of the filtration module even in the case of a defect and it is difficult to find the filtration module in question.
  • the required area is proportional to the number of installation of the filtration module, that is, the filtration module is circular, and thus the required area per unit capacity is reduced by increasing the processing capacity by narrow and deep installation of the filtration tank and the filtration module. Since it is impossible, there is a problem that a large area is required.
  • the conventional rotating disk-type filtration device wastes filtration materials as scrap, is difficult to manufacture and install, has a high possibility of defects, excessive manpower for device manufacturing, uneven backwash strength, and a lot of land area. There is a relatively large problem.
  • a fixed disk-type filtration device having a structure in which a disk-shaped filtration module is fixedly installed in water and the solid matter collected in the filtration means rotates a suction hood to regenerate a filtration function has been widely used.
  • Rotating disc filtration device rotates heavy disc filtration module while fixed disc filtration device rotates hood as backwashing means and filtration module is fixed. Defect factors such as the reduction is reduced, and the capacity and power consumption of the driving unit is also reduced.
  • the hollow rotating shaft since the hollow rotating shaft must support the hood and also transmit the rotational force, the shearing force and the bending moment are concentrated at the connection portion between the hollow rotating shaft and the hood, so that the member requirement is large and defects are likely to occur.
  • the frame to which the filtration means is attached is manufactured by processing the raw sub-materials in a circular shape, so the processing manpower and time of the frame is excessively required.
  • the filter means produced in rolls such as synthetic resin mesh, metal mesh, woven fabric with a ciliated layer in a circular shape
  • at least 21% of the fabric is discarded as scrap, which leads to waste of resources and cost.
  • the hood for backwashing is rotated configuration does not cover the entire area of the filtration means of the square, only the central portion is covered. Therefore, solids collected at four corners cannot be backwashed. Therefore, at least 21% of the total area of the rectangular filtering means loses its filtration function, and the solids collected at the corners of the filtering means decay after the decay, which causes deterioration of water quality.
  • the linear speed of the hood at a predetermined point of the filtration means is increased in proportion to the distance away from the central axis at a given angular speed, so that the backwashing load rate of the hood This is not constant, biased and inefficient.
  • the filtration module is installed in a sealed structure, it is impossible to check the inside of the filtration module with the naked eye, so it is difficult to check the filtration performance and defects, and to penetrate the centers of the filtration modules with one hollow rotating shaft and to deposit them in water. Because of the installation, it is impossible to individually check the filtration performance of the filtration module, and it is impossible to identify and remove the filtration module that has a problem before lifting the whole device.
  • the filtration module in order to separate and lift the filtration module individually, the filtration module must be formed with a drawout for penetrating the hollow rotating shaft from the center to the outside so that individual filtration modules can be separated from the hollow rotating shaft.
  • the support must be padded and the incision becomes an obstacle to the rotation of the hood.
  • the conventional fixed disk filtration device wastes resources, is difficult to manufacture and install, has a high possibility of defects, has a high manufacturing cost and power cost, is not uniform in backwashing strength, and requires a large area. There is a problem.
  • the present invention has been made in order to solve the above problems, less raw materials required to manufacture the device, no loss of filtration material, high utilization, easy to manufacture and install, low defect rate, production personnel and operation
  • the present invention relates to a water treatment device having a low power consumption and a uniform backwashing and stable solid-liquid separation function throughout the filtration module.
  • Water treatment apparatus equipped with a solid-liquid separation function according to the present invention for achieving the above object is collected in the filtration module and the filtration module that can filter and remove the solids in the inlet water in the inside of the filtered water tank provided with the raw water inlet and the filtered water outlet. It was configured to include a backwash device for washing the solids.
  • the filtration module is composed of a filtering means for collecting the solids contained while passing the incoming raw water and a frame for supporting the filtration means, the filtered clean water is accommodated in the inside and moved to the outlet side to be collected Filtrate receiving portion is formed so that the filtration means is configured on both sides of the filtration module.
  • the filtration means may be selected from woven fabrics, nonwoven fabrics, woven fabrics with ciliary layers formed on the surface, nonwoven fabrics with ciliated layers formed on the surface, synthetic resin mesh nets, metallic yarn nets, and nonwoven fabrics in which metal yarns are laminated.
  • the filtration module is also made of a non-disk type rectangle such as a square, a rectangle, or a parallelogram that is a slanted rectangle to minimize the occurrence of scrap and the processing wage rate. It was.
  • the filtration module may be a pentagon or a hexagonal shape by cutting corners so that fluids may be exchanged between filtration modules, but the basic shape is configured in a quadrangular form to minimize the occurrence of scrap and the processing wage rate.
  • the installation area of the filtration means per unit area may be larger than that of the disc type.
  • the required site area can be significantly reduced.
  • the filtration module the upper end is exposed on the water surface of the filtration tank so that the inside of the filtration module can be visually seen from the outside and a part or all of the upper end of the filtration module is opened.
  • each filtration module may be lifted one by one from time to time so that the inspection, repair, and installation in place may be easily performed.
  • the collecting pipe for collecting the clean water was configured by connecting with a desorption device.
  • the backwashing apparatus has a rod-shaped hood in close contact with the filtration means and a suction device for sucking the wash water through the hood and a transfer device for reciprocating the hood along the surface of the filtration means. It consists of a pump and a suction flow path.
  • the conveying apparatus for moving the hood is configured to reciprocate in a straight line shape so that a square area where the backwashing intensity is uniform and solids accumulate in the entire filtration module that is a quadrangle does not occur.
  • a conveying device may be composed of a rail and a roller and a roller drive unit, a fluid compressor, a cylinder and a piston, or a chain and a chain support gear and a gear drive unit.
  • the rail and the roller may also be configured in a gear form, respectively, to prevent slippage.
  • a sludge collection hood and a sludge withdrawal pump may be installed in the filtered water tank, and the sludge at the bottom of the filtered water tank may be sucked out by the sludge collection hood.
  • a sludge collector and a sludge collection hopper are installed in the filtered water tank, and the sludge collector collects sludge at the bottom of the filtered water tank in the sludge collection hopper to be withdrawn to the outside.
  • the sludge collection hood or the sludge collector can be reciprocated in conjunction with the transfer device of the backwashing hood.
  • the previous step of the filtered water tank is provided with at least one chemical reaction tank equipped with a chemical injection device and a stirring means, so that the colloid particles and phosphorus, etc. in the chemical reaction tank is agglomerated or aggregated.
  • Water treatment apparatus equipped with a solid-liquid separation function according to the present invention having the configuration as described above can be separated into clean treated water by recovering or removing the solids from the wastewater or process water containing the solids.
  • the water treatment apparatus according to the present invention may provide a filtration device with less raw and subsidiary materials, high utilization without waste of filtration materials, easy maintenance and repair, and a small site required.
  • Figure 1 is a side cross-sectional view showing a water treatment apparatus equipped with a solid-liquid separation function according to an embodiment of the present invention.
  • Figure 2 is a plan view of a water treatment apparatus equipped with a solid-liquid separation function according to an embodiment of the present invention.
  • Figure 3 is a front sectional view taken along the line A-A of the water treatment apparatus equipped with a solid-liquid separation function according to an embodiment of the present invention shown in FIG.
  • Figure 4 is a side cross-sectional view of the water treatment apparatus is open at the top of the filtration module according to another embodiment of the present invention.
  • FIG. 5 is a perspective view of a water treatment apparatus equipped with a solid-liquid separation function according to an embodiment of the present invention.
  • Figure 6 is a partially cutaway perspective view of the water treatment apparatus equipped with a solid-liquid separation function according to an embodiment of the present invention.
  • Figure 7 is a perspective view of a water treatment apparatus equipped with a nut movable screw jack according to another embodiment of the present invention.
  • FIG. 1 is a side cross-sectional view illustrating a water treatment apparatus equipped with a solid-liquid separation function according to an embodiment of the present invention.
  • the raw water inlet 10 and the filtered water outlet 11 is provided with a solid in the inlet water in the inside of the filtered water tank (100) It comprises a filtration module 20 is provided with a filtration means 21 that can be removed by filtration, and a backwashing device for sucking and removing the solid matter collected in the filtration means.
  • the filtration module 20 is composed of a filtering means 21 capable of collecting the solids contained while passing the raw water introduced therein, and a frame supporting the filtering means, and the filtered clean water is accommodated inside the outlet.
  • the filtration module is composed of one filtration means and the plate and the filtrate receiving portion 22 provided between the filtration means and the plate, or composed of two filtration means and the filtrate receiving portion 22 provided therebetween.
  • Filtration modules with filtration means on both sides can double the filtration performance, and are more economical in terms of plate material and site area.
  • the inner wall surface of the filtration tank is disposed in the guide portion corresponding to each filtration module, the junction of the collecting passage 12 for collecting the outlet of the filtration module and the filtered clean water is easy to separate and coupled, At the time, the watertightness is ensured so that the raw water cannot be directly introduced, and the filter water receiving unit 22 and the collecting flow passage 12 constitute a desorption device 24 having a structure that communicates with each other.
  • the apparatus further includes a desorption device 24 capable of closely communicating the two flow paths with each other and separating the two flow paths, and the inlet of the collecting flow path 12 collecting the outlet of the filtration module 20 and the filtered clean water.
  • a desorption device 24 capable of closely communicating the two flow paths with each other and separating the two flow paths, and the inlet of the collecting flow path 12 collecting the outlet of the filtration module 20 and the filtered clean water.
  • the catchment passage 12 is disposed on at least one side selected from an upper side, a side portion, or a lower side with respect to the filtration module 20 to communicate with the filtrate water receiving portion 22, considering natural discharge by gravity. As shown in the figure it is preferably disposed on the lower end side of the filtration module 20. In addition, the outlet of the filtration module 20 is also preferably configured at a position close to the position of the water collecting passage 12.
  • the desorption device is removed by lifting the filtration module by installing an opening / closing means 26 such as a plate check that is opened and closed by an elastic body, the junction part of the collecting flow passage connected to the outlet of the filtration module is used to check the plate.
  • the inlet of the collecting flow path is naturally sealed by the elastic force restoring force so that the filthy water in the filtered water tank is blocked from entering the collecting flow path.
  • the opening and closing means are naturally opened, so that the clean water inside the filtration module is moved into the collecting flow path.
  • the filthy water in the filtration tank 100 is not mixed into the collecting passage 12 into which the filtered clean water is collected. Filtration continues to maintain high operating rates.
  • the concept of the present invention further includes a backwashing device capable of removing foreign substances such as solid matter collected in the filtering means 21.
  • the backwashing device includes a hood 30 for sucking solid matter collected in close contact with the filtering means, a hood driving device for reciprocating the hood along the surface of the filtering means, and a suction pump for sucking backwash water through the hood. 34, a suction passage 35, an outlet passage 36, and a bridge 37 for supporting such devices.
  • the hood drive device for moving the hood 30 so that the backwashing strength is uniform and the solid area accumulates in the entire rectangular filtering means is configured to reciprocate in a straight line in the vertical direction.
  • the suction hood may be configured as a long hollow rod shape disposed in a direction perpendicular to the moving direction of the hood driving device.
  • only the example in which the filtration module and the filtration means are shown in a quadrangular shape may be made in a polygonal or curved form depending on the selection.
  • the hood drive device includes a roller 32 and a roller drive part 31 as shown in FIG. 1, and may further include a rail 33 for smooth rolling of the roller.
  • the rail and the roller are preferably configured in the form of a gear so as to prevent the rail and the roller from slipping and to enable accurate position control.
  • An outlet passage 36 through which the backwash water is discharged is provided at a discharge port of the suction pump 34 that sucks the backwash water through the hood 30 and the suction passage 35, and the sucked backwash water supplies the outlet passage. It is transported and collected through the backwash water collecting passage 13 provided on one side of the filtered water tank and drained out through the backwash water outlet 14.
  • the outflow passage 36 is configured as a flexible tube and directly connected to the backwash water outlet 14, the backwash water collecting passage 13 may be omitted and the backwash water may be directly drained to the outside.
  • At least one or more backwashing fluid supply (not shown) and a flow path adjusting means such as a valve are installed in the pump or the blower, and the flow control means is operated to seal the filtrate outlet 11 to temporarily stop filtration.
  • At least one of air and fresh water supplied from the backwashing fluid supplier may be flowed back into the filtration module through the backwashing fluid supply passage 38 so that the solid collected in the filtration means may be backwashed.
  • a sludge collector and a sludge collection hopper may be installed in the filtered water tank 100, and the sludge collector may collect sludge at the bottom of the filtered water tank in the sludge collection hopper to be withdrawn to the outside.
  • the sludge collector may be reciprocated in conjunction with the hood driving device. In this case, by installing the collecting passage 12 and the desorption device 24 on the wall surface of the filtration tank and the side of the filtration module, sludge collection from the bottom surface can be made smoothly.
  • FIG. 2 is a plan view of a water treatment apparatus equipped with a solid-liquid separation function according to an embodiment of the present invention.
  • the guide part 25 is disposed on the inner wall surface of the filtration tank 100 so as to correspond to each filtration module so that the filtration module 20 can be easily lifted and installed according to the need of inspection, repair or replacement. ) Is shown.
  • FIG. 3 is a front sectional view taken along line A-A of the water treatment apparatus equipped with a solid-liquid separation function according to an embodiment of the present invention shown in FIG.
  • the filtration means 21 constituting the surface of the filtration module 20 has a substantially rectangular shape, in which the hood 30 of the backwashing device for removing solids is the filtration means. It is possible to remove the contaminants collected in the filtering means while reciprocating in the transverse or longitudinal direction of (21).
  • the hood 30 is disposed in the longitudinal direction of the filtration module 20 by approximately the height of the filtration means, that is, approximately the vertical length, and the hood driving device is configured to lift the hood 30. While moving horizontally between the left and right ends in the horizontal direction of the filtration module 20, it is to cover the entire area of the filtration means.
  • the hood 30 has a hollow rod shape and is provided with a narrow and long slit-shaped inlet or a plurality of circular, elliptical, and slit-shaped inlets, and the inlet is formed at the height of the filtration means, that is, the length of the filtration means. It is composed.
  • the hood is installed in the vertical direction and the hood driving device reciprocates linearly in the horizontal direction.
  • the hood 30 is approximately filtered in the horizontal direction of the filtration module 20.
  • the width of the means i.e., approximately the horizontal length, and the hood driving device may cover the entire area of the filtration means while horizontally moving the hood 30 between the upper and lower ends in the longitudinal direction of the filtration module 20.
  • the suction port provided in the hollow rod-shaped hood is configured by the width of the filtering means, that is, the transverse length of the filtering means.
  • the hood may be installed in an inclined direction according to its shape.
  • the filter unit is provided on both sides of the filtration module and arranged in a plurality in parallel to each other in the interior of the filtration tank, forming the suction ports on both sides of one rod-shaped hood disposed between the adjacent filtration module and the two adjacent
  • the two filtration means can be backwashed with one hood by bringing into close contact with two filtration means of the filtration module.
  • the filtering means 21 is provided with a filtration function, such as woven fabric, nonwoven fabric, woven fabric with a cilia layer formed on the surface, nonwoven fabric with a cilia layer formed on the surface, synthetic resin mesh, nonwoven fabric composed of metal mesh or metal yarn laminated. It may be configured by selecting from the various types of filtering members.
  • the filtering means 21 is produced in the form of a roll material, the filtering means 21 is a non-disk type of a rectangular non-disk type so as to minimize the occurrence of scrap and the processing wage rate. .
  • the filtration module cuts a part of the corner to form a through hole so that even when raw water flows into one side of the filtration tank, the filtration module cuts a part of the corner to form a through hole so that the filtration module has a pentagon or hexagonal shape.
  • the basic form of the filtration module 20 is preferably made of a quadrilateral form such as a parallelogram, such as square, rectangular or inclined rectangle.
  • the filtration module 20 when the filtration module 20 is formed in a substantially rectangular shape, it is possible to manufacture or replace by cutting the filtration means, which is a filtering member having a filtration function, according to the shape, thereby reducing the cost of production and maintenance and improving productivity. It should be noted that there is an advantage to be improved.
  • Figure 4 is a side cross-sectional view of the water treatment apparatus is open at the top of the filtration module according to another embodiment of the present invention.
  • a part or all of the upper end is exposed to the water surface of the filtration water tank 100 so that the inside of the filtration module 20 can be visually observed from the outside and the part or the whole of the upper end is opened. Therefore, the sample can be collected by selecting any one of the plurality of filtration modules, so that the processing performance of the filtration module can be individually confirmed, and the treatment state and defects can be easily checked with the naked eye.
  • a backwash water supply unit (not shown) is installed and the backwash water pressurized by the backwash water supply pump (not shown) is pumped to the inner side surface of the filtration means through the backwash water supply unit.
  • the solid collected on the outer side of the filtering means can be backwashed.
  • the backwashing water supply unit and the supply pipe may be inserted through the opening at the top of the filtration module 20, and the backwashing water supply unit may be reciprocated in conjunction with the hood driving device.
  • the backwashing water supply unit may increase the backwashing efficiency because the backwashing water supply head is added to the suction head of the hood to install at a corresponding position facing the hood with the filtering means as a boundary.
  • FIG. 5 is a perspective view of a water treatment apparatus equipped with a solid-liquid separation function according to an embodiment of the present invention.
  • a plurality of rectangular filtration modules 20 are installed upright inside the filtration tank 100, and the solids collected by using the hood 30 can be sucked evenly from the entire surface of the filtration means 21 and backwashed.
  • the configuration is shown.
  • Figure 6 is a partially cutaway perspective view of the water treatment apparatus equipped with a solid-liquid separation function according to an embodiment of the present invention.
  • FIG. 6 shows a state in which the filtration module 20 composed of the frame 23 and both surfaces thereof with the filtration means 21 is drawn out from the filtration tank 100 through the guide portion 25.
  • the cut portion shows a state in which the filtration module 20 and the water collecting passage 12 are connected by the desorption device 24.
  • Figure 7 is a perspective view of a water treatment device equipped with a nut movable screw jack according to another embodiment of the present invention.
  • the hood drive device for moving the hood 30 is composed of a nut 33 screw jack comprising a screw 33a, a nut 32a disposed on an outer circumferential surface of the screw, and a drive part 31a for rotating the screw.
  • the hood 30 is connected to the nut 32a, and when the screw is rotated by the driving unit, the nut is linearly moved along the screw while the quadrangular filtration module is backwashed by the hood. In this way, the nut movable screw jack can smoothly and stably move the reciprocating linear movement of the repeated hood.
  • the hood driving device may include a piston having one end connected to the hood, a cylinder accommodating the piston, and a fluid compressor (not shown) that provides hydraulic pressure for reciprocating movement of the piston.
  • the hood driving device may include a chain connected to the hood, a chain support gear, and a gear driving unit (not shown).
  • the water treatment apparatus is provided with at least one chemical reaction tank (not shown) equipped with a chemical injection device and a stirring means in the previous stage of the filtered water tank 100, the flocculation reaction and the like of the colloid particles in the chemical reaction tank Various chemical reactions such as condensation reaction and adsorption reaction can be performed.
  • the hood is disposed in a long rod shape in the horizontal or vertical direction of the filtration module to reciprocate in the vertical or horizontal direction by the hood driving device, but the outer surface of the hood covers most of the surface of the filtration module. If the cover can be made of a curved or bent shape, it may be arranged on only one surface of each filtration module, of course.
  • the present invention is applied to a water treatment apparatus that can collect and recover suspended solids and suspended solids in water to be used or disposed of as a resource, and to clean inflow water.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

La présente invention concerne un appareil de traitement de l'eau permettant une séparation solides/liquides. L'appareil de traitement de l'eau comprend : un module de filtre permettant de filtrer et de déplacer les solides provenant de l'eau admise à l'intérieur d'un bain de filtrage comprenant un trou d'admission de l'eau brute et un trou d'évacuation de l'eau filtrée ; et un dispositif de nettoyage inverse permettant de nettoyer les solides collectés par le module de filtre. Ici, le module de filtre comprend une unité de filtre permettant de collecter les solides contenus dans l'eau brute lorsque l'eau brute introduite traverse l'unité de filtre et une structure supportant l'unité de filtre. Une partie de réception de l'eau filtrée est disposée à l'intérieur du module de filtre afin de recevoir l'eau propre et de déplacer l'eau propre en direction du trou d'évacuation de l'eau filtrée de manière à collecter l'eau filtrée. L'unité de filtre est disposée sur chacune des deux surfaces latérales du module de filtre.
PCT/KR2011/008005 2010-12-27 2011-10-26 Appareil de traitement de l'eau permettant une séparation solides/liquides WO2012091267A2 (fr)

Applications Claiming Priority (2)

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KR10-2010-0135093 2010-12-27
KR1020100135093A KR20120073378A (ko) 2010-12-27 2010-12-27 고액분리 기능이 구비된 수처리장치

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WO2012091267A2 true WO2012091267A2 (fr) 2012-07-05
WO2012091267A3 WO2012091267A3 (fr) 2012-09-13

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KR101492044B1 (ko) * 2013-05-16 2015-02-10 한국과학기술연구원 전처리장치 및 복층 여재층을 이용한 수질정화장치 및 방법
CN104740909A (zh) * 2013-12-30 2015-07-01 德夫罗有限公司 过滤单元
KR102527659B1 (ko) 2017-11-27 2023-05-03 삼성전자주식회사 공기청정기
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