WO2015102268A1 - 침전지용 슬러지 배출장치 - Google Patents
침전지용 슬러지 배출장치 Download PDFInfo
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- WO2015102268A1 WO2015102268A1 PCT/KR2014/012436 KR2014012436W WO2015102268A1 WO 2015102268 A1 WO2015102268 A1 WO 2015102268A1 KR 2014012436 W KR2014012436 W KR 2014012436W WO 2015102268 A1 WO2015102268 A1 WO 2015102268A1
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- WIPO (PCT)
- Prior art keywords
- pressure water
- sludge
- unit
- discharge
- sedimentation basin
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/245—Discharge mechanisms for the sediments
- B01D21/2472—Means for fluidising the sediments, e.g. by jets or mechanical agitators
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/02—Settling tanks with single outlets for the separated liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/0024—Inlets or outlets provided with regulating devices, e.g. valves, flaps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/003—Sedimentation tanks provided with a plurality of compartments separated by a partition wall
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/003—Sedimentation tanks provided with a plurality of compartments separated by a partition wall
- B01D21/0033—Vertical, perforated partition walls
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
Definitions
- the present invention relates to a sludge discharge apparatus for the sedimentation basin, and is provided in a sedimentation basin such as a water purification plant or a sewage treatment plant, and relates to a sludge discharge apparatus for the sedimentation basin which is discharged while injecting the pressure water supplied from the sludge coagulated and precipitated in the sedimentation basin will be.
- the flocculated floc in the sedimentation basin has good sedimentation, and most of it is settled at 2/3 of the sedimentation basin. Therefore, the amount of sludge deposited in the rear part of the sedimentation basin is relatively small. There is a problem that the role of the less.
- the present applicant has proposed a sludge conveying apparatus for injecting the pressure water supplied from the outside in Patent Registration No. 10-1046315 (2011.06.28) to allow the sludge to move out.
- the sludge conveying apparatus moves the sludge by injecting the pressure water through the nozzle and collects the sludge in the direction of the outlet, and then opens the water gate of the outlet and injects the pressure water in the direction of the outlet again to discharge the sludge.
- the sludge feeder that is pre- filed is limited to stably discharging the sludge when the sludge collected adjacent to the discharge port is injected with the pressure water to discharge the sediment, and the sludge is displaced backwards by the injection pressure of the pressure water. Occurs.
- An object of the present invention is to provide a sludge discharge apparatus for a sedimentation basin in which the sludge is stably discharged through the discharge port by blocking the movement of the sludge backward due to the scattering of the sludge when the sludge is discharged by the injection of pressure water.
- the inner bottom is partitioned into a sediment transport unit and a sediment discharge unit by a partition inclined upwardly projecting, one side of the sediment discharge unit is provided with a sedimentation basin, one end is disposed adjacent to the bottom of the sediment transport unit,
- the first pressure water injection unit for spraying the pressure water to the sludge precipitated in the sediment transport unit for the sludge is transferred from the sediment transport unit to the sediment discharge unit, one end is disposed adjacent to the bottom of the sediment discharge unit, the sediment discharge A second pressure water spray unit for spraying the pressure water with sludge settled in the unit to discharge the sludge to the discharge port, one end of which is disposed above the partition slope, and the second pressure water spray unit causes the sediment discharge unit to discharge.
- the sediment conveying unit and the sediment discharge unit are sprayed while spraying pressure water to the upper portion of the partition slope.
- the water film to be formed on, and provides a clarifier sludge discharge device comprising parts of the sludge is conveyed from the discharge section precipitate the water film generated to block the flowing into the sedimentation direction is transmitted.
- the first pressure water injection unit may include a first pressure water supply line connected to the first pump, the first pressure water supply line receiving the pressure water pressurized by the first pump, and the first pressure water supply unit. One end is connected to the line and the other end is formed in a plurality of spaced apart from each other in the longitudinal direction of the first pressure water distribution line and the first pressure water distribution line horizontally spaced above the bottom of the sedimentation transfer portion, It may include a first spray nozzle for transporting the sludge to the sediment discharge unit while the pressure water is injected in the direction of the sediment discharge unit.
- the first pressure water injection unit may further include a first control valve connected to one side of the first pressure water distribution line, and a first negative pressure delay valve connected to the first pressure water distribution line in a bypass state. can do.
- the first spray nozzle is formed in communication with the first pressure water distribution line so as to be disposed in a horizontal state on the bottom of the sediment transfer unit, a plurality of first to be spaced apart from each other in the longitudinal direction of the first pressure water distribution line
- a first auxiliary spray nozzle may be further formed, and the first auxiliary spray nozzle may be formed in communication with the first pressure water distribution line so as to be disposed below the first spray nozzle in a horizontal state.
- first auxiliary spray nozzles may be disposed between the first spray nozzles adjacent to each other.
- the second pressure water injection unit may include a second pump, a second pressure water supply line connected to the second pump and supplied with pressure water pressurized by the second pump, and the second pressure water supply.
- the other end is connected to the line and the other end is formed in a plurality of spaced apart from each other in the longitudinal direction of the second pressure water distribution line and the second pressure water distribution line horizontally spaced above the bottom of the sediment discharge portion, the pressure It may include a second spray nozzle for causing the sludge to be transported to the outlet while allowing water to be injected toward the outlet.
- the second pressure water injection unit may further include a second control valve installed at one side of the second pressure water distribution line, and a second negative pressure delay valve connected to the second pressure water distribution line in a bypass state. can do.
- the second spray nozzle is formed in communication with the second pressure water distribution line so as to be disposed in a horizontal state on the bottom of the precipitation discharge portion, a plurality of second spaced apart from each other in the longitudinal direction of the second pressure water distribution line
- An auxiliary spray nozzle may be further formed, and the second auxiliary spray nozzle may be formed in communication with the second pressure water distribution line so as to be horizontally disposed below the second spray nozzle.
- the second auxiliary spray nozzles may be disposed between the second spray nozzles adjacent to each other.
- the water film generator is connected to the third pump, the third pump, the third pressure water supply line receiving the pressure water pressurized by the third pump, and the space above the partition inclined portion Arranged side by side, a plurality of third pressure water distribution line, one end is connected to the third pressure water supply line and a plurality of spaced apart from each other in the longitudinal direction of the third pressure water distribution line, the pressure inclined the partition It may include a third spray nozzle to form a water film between the precipitate transfer portion and the precipitate discharge portion while being injected to the upper surface.
- the water film generator may further include a third control valve connected to one side of the third pressure water distribution line, and a third sub pressure delay valve connected to the third pressure water distribution line in a bypass state. .
- the partition inclined portion has a triangular cross-sectional shape, the partition inclined portion, the inclination angle in the direction of the precipitation transport portion than the inclination angle in the direction of the precipitation discharge portion relative to the uppermost corner portion may be formed.
- the inclined portion in the direction of the precipitation transfer portion at the uppermost corner portion of the partition slope may be formed to concave round the upper surface.
- the inner edge portion of the sedimentation basin located at the tip of the sedimentation transfer portion is provided with a water flow guide plate concave rounded concave upper surface, and is connected to the first pressure water injection unit, the pressure water on the water flow guide plate It may further include a four-part injection section for spraying.
- the water supply line is coupled to the wall portion of the sedimentation basin located at the tip of the sedimentation transfer portion so that the other end is disposed above the water flow guide plate with one end connected to the first pressure water injection unit And a plurality of formed slits spaced apart from each other in the longitudinal direction of the water flow supply line, so that the pressure water supplied from the first pressure water spray unit is sprayed toward the water flow guide plate, and the sludge precipitated at the tip of the precipitation transfer unit. It may include a water jet nozzle to be sent to the discharge.
- the sludge discharge apparatus for the sedimentation basin according to the present invention is formed at the bottom of the sedimentation basin so as to protrude to a predetermined height of the partition inclined portion to separate the sediment transfer portion and the sediment discharge portion, the sludge transfer from the sediment transfer portion to the sediment discharge portion is the first pressure moisture It is made by the sanding section, and the discharge of the sludge from the sediment discharge section to the outside of the sedimentation basin is made by the second pressure water spray section.
- FIG. 1 is a schematic configuration perspective view of the sludge discharge apparatus for the sedimentation basin according to an embodiment of the present invention.
- FIG. 2 is a schematic cross-sectional view of FIG. 1.
- FIG. 1 is a schematic configuration perspective view of the sludge discharge apparatus for the sedimentation basin according to an embodiment of the present invention
- Figure 2 is a schematic cross-sectional view of FIG. 1 and 2
- the sludge discharge apparatus for the sedimentation basin includes a sedimentation basin 100, a first pressure water spray unit 200, a second pressure water spray unit 300, and a water film generator 400. .
- the sedimentation basin 100 is a portion having a space in which sludge accumulates on the bottom while the suspended solids are mixed and aggregated in a place such as a water purification plant or a sewage treatment plant as time passes.
- the settling basin 100 is generally formed in a cylindrical shape with an open upper portion, but is not limited thereto, and may be formed to have a rectangular cylindrical shape with an open upper portion or may have a cylindrical shape other than polygons.
- the bottom of the settling basin 100 generally has a flat plane, but is not limited thereto, and may have a shape inclined to one side or a shape inclined in a central direction.
- the outlet 120 for discharging the sludge conveyed by the first pressure water injection unit 200, the second pressure water injection unit 300 to be described later to the outside of the settling basin 100 on one side of the sedimentation basin 100 Is formed. That is, the outlet 120 is formed to connect the inside and the outside of the sedimentation basin 100 on one side of the sedimentation discharge unit 112 of the sedimentation basin 100, to the pressure water injected from the second pressure water injection unit 300. The sludge on the sediment discharge unit 112 is transported to be discharged to the outside of the sedimentation basin 100.
- the partition inclination portion 110 is formed so as to project a predetermined height upward.
- the partition slope 110 allows the bottom of the sedimentation basin 100 to be separated into a sediment transport unit 111 and a sediment discharge unit 112. That is, the partition slope 110 is coupled to the bottom of the sedimentation basin 100 so as to be located between the front end wall and the rear end wall of the sedimentation basin 100.
- the sludge of the bottom of the precipitation transport unit 111 is injected in the first pressure water injection unit 200 to be described later is transferred to the precipitation discharge unit 112 by the pressure water.
- the sludge at the bottom of the sediment discharge unit 112 is transferred toward the outlet 120 of the sedimentation basin 100 by the pressure water injected from the second pressure water injection unit 300 to be described later.
- the partition slope 110 is formed to have a triangular cross-sectional shape.
- the partition slope 110 has the precipitation based on the 't', which is the uppermost edge portion of the slope ' ⁇ 1 ' in the direction of the precipitation discharge unit 112 in the horizontal reference to the 't' point, which is the top edge.
- the angle of the inclination ' ⁇ 2 ' toward the sending part 111 is formed small.
- the partition inclination part 110 is formed with a smaller inclination angle in the direction of the precipitation transport unit 111 than the inclination angle in the direction of the precipitation discharge unit 112 with respect to the uppermost corner portion, the precipitation transport unit ( Sludge transfer from the sediment discharge unit 112 to the sediment discharge unit 112 is facilitated while the sludge transfer from the sediment discharge unit 112 is easily performed.
- the sediment discharge portion (11) while forming a water film while hitting the pressure water injected from the water film generator 400 to be described later to the top edge portion of the partition inclination portion 110 and the surface portion toward the precipitation discharge portion 112 ( On the side 112, it is effectively suppressed that the sludge is transferred in the direction of the sediment transfer unit 111.
- the inclined portion in the direction of the sediment transfer unit 111 in the top edge portion of the partition slope 110 is formed to concave round the upper surface, the sediment discharge unit (111) from the sediment transfer unit 111 ( It is easy to induce the water flow of the pressure water injected by the first pressure water injection unit 200 to be described later in the direction (112).
- the first pressure water injection unit 200 and the second pressure water injection unit 300 respectively discharge the sludge deposited on the bottom of the sedimentation basin 100 to the outlet 120 of the sedimentation basin 100.
- the first pressure water injection unit 200 sprays and discharges the pressure water to the bottom of the sedimentation transfer unit 111 of the sedimentation basin 100 while one end is installed adjacent to the bottom of the sedimentation transfer unit 111 of the sedimentation basin 100. While pushing the sludge of the bottom of the sediment transport unit 111 to the sediment discharge unit 112.
- the first pressure water injection unit 200 includes a first pump 210, a first pressure water supply line 220, a first pressure water distribution line 230, and a first injection nozzle 240.
- the first pump 210 may supply pressure water to be ejected and discharged to the bottom of the sedimentation basin 100, more preferably to the bottom of the sedimentation basin transfer part 111 from the outside to the first pressure water supply line 220. To generate the feed pressure.
- the first pump 210 is connected to one end in the longitudinal direction of the first pressure water supply line 220 while being installed at one side of the settling basin 100. In this case, the first pump 210 may be installed to be fixed to the outside of the sedimentation basin 100 or to be lifted in a floating state on the fluid stored in the sedimentation basin 100.
- the target fluid supplied to the first pressure water supply line 220 after being pumped by the first pump 210 may be supplied separately from the outside or may use the supernatant of the sedimentation basin 100.
- the first pressure water supply line 220 is a pipe member that guides the pressure water pumped and pressurized by the first pump 210 to the first pressure water distribution line 230. This, one end in the longitudinal direction of the first pressure water supply line 220 is coupled to the outlet of the first pump 210, the other end in the longitudinal direction is connected to the inlet end of the first pressure distribution line 230. Combined.
- the first pressure water distribution line 230 is connected to a plurality of branch lines so that the pressure water supplied from the first pressure water supply line 220 can be efficiently injected in the sedimentation basin 100. to be. That is, one end in the longitudinal direction of the first pressure water distribution line 230 is connected to the other end in the longitudinal direction of the first pressure water supply line 220, and the other end in the longitudinal direction is the settling conveying part of the sedimentation basin 100. 111) spaced horizontally above the floor; At this time, the first pressure water distribution line 230 is a branch in communication with the first pressure water supply line 220 in a state in which a plurality of spaced apart from each other in the longitudinal direction of the first pressure water supply line 220. It is connected by line structure.
- the other end in the longitudinal direction of the first pressure water distribution line 230 is preferably spaced apart a predetermined interval upward from the bottom of the sedimentation transfer portion 111 of the sedimentation basin 100, but is not limited thereto.
- the tip end of the first spray nozzle 240 is installed in contact with the bottom or side wall, or embedded in the bottom or inside the side of the sedimentation transfer unit 111 of the sedimentation basin 100 (the sedimentation basin) 100) It may be formed to protrude out of the bottom surface.
- one end of the first pressure water distribution line 230 to selectively control the supply of the pressure water received from the first pressure water supply line 220 to the first spray nozzle 240.
- the first control valve 260 may be provided.
- a first negative pressure delay valve 270 may be provided to block the inflow of the sludge through the first spray nozzle 240 while being locked.
- the first negative pressure delay valve 270 is connected to the first pressure water distribution line 230 in a bypass state.
- the first spray nozzle 240 is a sludge settled at the bottom of the sedimentation basin 100, more preferably the bottom of the sedimentation transfer unit 111, the pressure water supplied to the first pressure water distribution line 230.
- the sludge precipitated at the bottom of the sediment conveying unit 111 is transported in the direction of the sediment discharging unit 112 while spraying and discharging.
- the plurality of first spray nozzles 240 are formed to be spaced apart from each other in the longitudinal direction of the first pressure water distribution line 230.
- the tip portion of the first spray nozzle 240 is the sedimentation transfer part 111 to face the sediment discharge unit 112 in order to spray discharge the pressure water discharged to the sediment discharge unit 112 direction It is formed in communication with the first pressure distribution line 230 in a horizontal state on the bottom. Therefore, when the pressure water is injected and discharged from the first spray nozzle 240, the sludges deposited on the bottom of the sedimentation transfer part 111 of the sedimentation basin 100 are transferred toward the sedimentation discharge part 112.
- the plurality of first auxiliary spray nozzles 250 may be further formed in the first pressure water injection unit 200 so as to be spaced apart from each other in the longitudinal direction of the first pressure water distribution line 230. That is, the first auxiliary spray nozzle 250 is formed in communication with the first pressure water distribution line 230 to be disposed below the first spray nozzle 240, and is injected from the first spray nozzle 240. The remaining sludge which is not conveyed by the discharged pressure water serves to be transferred to the sediment discharge unit (112).
- the first auxiliary spray nozzle 250 is formed in communication with the first pressure distribution line 230 so that the tip portion is disposed in a horizontal state below the tip portion of the first spray nozzle 240.
- the first auxiliary spray nozzle 250 is preferably formed in communication with the first pressure water distribution line 230 so as to be disposed between the pair of first spray nozzles 240 adjacent to each other.
- the second pressure water injection unit 300 sprays and discharges the pressure water to the bottom of the sedimentation discharge unit 112 of the sedimentation basin 100 in a state where one end is installed adjacent to the bottom of the sedimentation discharge unit 112 of the sedimentation basin 100. While pushing the sludge at the bottom of the sediment discharge portion 112 to the discharge port (120).
- the second pressure water injection unit 300 includes a second pump 310, a second pressure water supply line 320, a second pressure water distribution line 330, and a second injection nozzle 340.
- the second pump 310 may supply pressure water to be ejected and discharged to the bottom of the sedimentation basin 100, more preferably to the bottom of the sedimentation basin discharge unit 112 from the outside to the second pressure water supply line 320. To generate the feed pressure.
- the second pump 310 is connected to one end in the longitudinal direction of the second pressure water supply line 320 in a state of being installed at one side of the settling basin 100. In this case, the second pump 310 may be installed to be fixed to the outside of the sedimentation basin 100 or to be elevated in a floating state on the fluid stored in the sedimentation basin 100.
- the target fluid supplied to the second pressure water supply line 320 after being pumped by the second pump 310 may be supplied separately from the outside or may use the supernatant of the sedimentation basin 100.
- the second pressure water supply line 320 is a piping member that guides the pressure water pumped and pressed by the second pump 310 to the second pressure water distribution line 330. This, one end in the longitudinal direction of the second pressure water supply line 320 is coupled to the outlet of the second pump 310, the other end in the longitudinal direction is connected to the inlet end of the second pressure distribution line 330. Combined.
- the second pressure water distribution line 330 is connected to a plurality of branch lines so that the pressure water supplied from the second pressure water supply line 320 can be efficiently injected in the sedimentation basin 100. to be. That is, one end in the longitudinal direction of the second pressure water distribution line 330 is coupled to the other end in the longitudinal direction of the second pressure water supply line 320, and the other end in the longitudinal direction is the sediment discharge part of the sedimentation basin 100. 112) spaced horizontally above the floor.
- the second pressure water distribution line 330 is a branch in communication with the second pressure water supply line 320 in a state in which a plurality of spaced apart from each other in the longitudinal direction of the second pressure water supply line 320. It is connected by line structure.
- the other end in the longitudinal direction of the second pressure water distribution line 330 is preferably spaced apart a predetermined interval upward from the bottom of the sediment discharge portion 112 of the sedimentation basin 100, but is not limited thereto.
- the tip end of the second spray nozzle 340 is installed in contact with the bottom or side wall, or embedded in the bottom or the side of the sediment discharge unit 112 of the sedimentation basin 100, the sedimentation basin ( 100) It may be formed to protrude out of the bottom surface.
- one end of the second pressure water distribution line 330 to selectively control the supply of the pressure water received from the second pressure water supply line 320 to the second spray nozzle 340.
- the second control valve 360 may be provided.
- a second negative pressure delay valve 370 may be provided to block the inflow of sludge through the second injection nozzle 340 while being locked.
- the second negative pressure delay valve 370 is connected to the second pressure distribution line 330 in a bypass state.
- the second spray nozzle 340 is the pressure water supplied to the second pressure water distribution line 330 to the sludge deposited on the bottom of the sedimentation basin 100, more preferably the sediment discharge unit 112 bottom
- the sludge deposited on the bottom of the sediment discharge unit 112 is transferred to the discharge port 120 while spraying and discharging.
- the second spray nozzle 340 is formed in plural to be spaced apart from each other in the longitudinal direction of the second pressure water distribution line 330.
- the tip portion of the second spray nozzle 340 is horizontal to the bottom of the sediment discharge unit 112 so as to face the discharge port 120 so as to jet the discharged pressure water toward the discharge port 120 direction.
- In communication with the second pressure distribution line 330 is formed. Therefore, when the pressure water is injected and discharged from the second spray nozzle 340, the sludges deposited on the bottom of the sedimentation discharge part 112 of the sedimentation basin 100 are transferred toward the outlet 120.
- the second pressure spraying unit 300 may further form a plurality of second auxiliary spray nozzles 350 communicating with each other in the longitudinal direction of the second pressure spraying line 330. That is, the second auxiliary spray nozzle 350 is formed in communication with the second pressure water distribution line 330 to be disposed below the second spray nozzle 340, and is injected from the second spray nozzle 340. It serves to transport the remaining sludge not conveyed by the discharged pressure water to the outlet 120.
- the second auxiliary spray nozzle 350 is formed in communication with the second pressure distribution line 330 such that the tip portion is disposed in a horizontal state below the tip portion of the second spray nozzle 340.
- the second auxiliary spray nozzle 350 is preferably formed in communication with the second pressure water distribution line 330 so as to be disposed between the pair of second spray nozzles 340 adjacent to each other.
- the second control valve 360 of the second pressure water injection unit 300 receives the pressure water supplied to the second pressure water distribution line 330 through the second pressure water supply line 320.
- the second injection nozzle 340 and the second auxiliary injection nozzle 350 may be controlled to discharge the pressure water so as to eject the discharge at a predetermined time interval.
- the hourly discharge rate of the pressure water injected through the second injection nozzle 340 and the second auxiliary injection nozzle 350 by the second control valve 360 of the second pressure water injection unit 300 By controlling, while minimizing the fluctuation of the sediment of the bottom of the sediment discharge unit 112, it enables a stable transfer in the direction of the outlet (120).
- the water film generating unit 400 is to form a water film to the upper portion of the partition slope 110 of the sedimentation basin 100, the sediment transport unit 111 and the sediment discharge unit 112 in the sedimentation basin 100 Allow disconnection. That is, the water film generating unit 400 is settled by the second pressure water spraying unit 300 with one end installed in the settling basin 100 so as to be spaced apart above a predetermined height of the partition inclining unit 110. When the sludge of the discharge portion 112 is transported and discharged in the direction of the discharge port 120, the pressure water is injected to the upper portion of the partition inclination portion (110).
- the pressure water sprayed from the water film generator 400 causes the water film to be formed between the precipitation transfer unit 111 and the precipitation discharge unit 112 while the discharge port 120 is disposed at the precipitation discharge unit 112.
- the sludge is introduced again in the direction of the precipitation transfer part 111 to prevent the inflow of the sludge.
- the water film generator 400 includes a third pump 410, a third pressure water supply line 420, a third pressure water distribution line 430, and a third spray nozzle 440.
- the third pump 410 generates a transfer pressure to supply pressure water to be ejected and discharged to the upper portion of the section slope 110 of the sedimentation basin 100 from the outside.
- the third pump 410 is connected to one end in the longitudinal direction of the third pressure water supply line 420 in a state of being installed at one side of the settling basin 100.
- the third pump 410 may be installed to the outside of the settling basin 100 or to be lifted in a floating state on the fluid stored in the settler 100.
- the target fluid that is the pressure water pumped by the third pump 410 may be supplied separately from the outside or may use the supernatant water of the sedimentation basin 100 selectively.
- the third pump 410 is illustrated as having a separate pumping device installed, the third pump 410 is not limited thereto, and one or more of the first and second pumps 210 and 310 described above may be selectively applied as a pumping device. Of course.
- the third pressure water supply line 420 is a pipe member that guides the pressure water pumped and pressed by the third pump 410 to the third pressure water distribution line 430. This, one end in the longitudinal direction of the third pressure water supply line 420 is coupled to the outlet of the third pump 410, the other end in the longitudinal direction is connected to the inlet end of the third pressure distribution line 430 Combined.
- the third pressure water distribution line 430 forms a water film while injecting the pressure water supplied from the third pressure water supply line 420 to the upper portion of the partition slope 110 in the sedimentation basin 100. It is a pipe member. That is, one end in the longitudinal direction of the third pressure water distribution line 430 is connected to the other end in the longitudinal direction of the third pressure water supply line 420, and the other end in the longitudinal direction is the partition inclination part in the sedimentation basin 100. 110 are arranged side by side in a horizontal state spaced apart above. In addition, the pressure water may be selectively selected at one side of the third pressure water distribution line 430 only when an injection operation of the pressure water by the second pressure water injection unit 300 is performed from the third pressure supply line 420.
- a third control valve 450 may be provided with a third control valve 450 to be supplied to the.
- the injection of the pressure water through the third injection nozzle 440 is not blocked, but after a predetermined time.
- a third sub-pressure delay valve 460 may be provided to block the inflow of sludge through the third spray nozzle 440 while being locked.
- the third negative pressure delay valve 460 is connected to the third pressure water distribution line 430 in a bypass state.
- the third spray nozzle 440 sprays and discharges the pressure water supplied to the third pressure water distribution line 430 to an upper portion of the partition slope 110 at the bottom of the sedimentation basin 100. It is to be partitioned by a water film generated by the pressure water sprayed from the third spray nozzle 440 around the partition inclined portion 110 to a predetermined height of the lower portion.
- the third spray nozzle 440 is formed in plural to be spaced apart from each other in the longitudinal direction of the third pressure distribution line 430.
- the tip portion of the third spray nozzle 440 is the third pressure water so as to face the upper surface of the partition slope portion 110 to discharge the pressure water discharged in the direction of the partition slope portion 110. It is connected to the distribution line 430 is formed to face downward.
- the sedimentation basin 100 of the sludge discharge apparatus for the sedimentation basin 100 may be further provided with a water induction plate 500 and the four-sector injection unit (600).
- the water induction plate 500 is installed at the corner of the inner bottom of the sedimentation basin 100.
- the water flow guide plate 500 is a plate member having an upper surface concave rounded to one side.
- the water induction plate 500 is installed in the inner bottom corner portion of the sedimentation basin 100, so that the inner bottom corner portion of the sedimentation basin 100 can have a gentle slope, the bottom edge of the sedimentation basin 100 Prevents sludge build up on the part.
- the water induction plate 500 is preferably installed in a fixed state coupled to the bottom edge portion of the tip of the sedimentation transfer portion 111 of the sedimentation basin 100, but is not limited to this each corner portion of the bottom of the sedimentation basin 100 Of course, all of them can be installed.
- the four-sector injection unit 600 is to be sprayed with pressure water onto the water flow guide plate (500).
- the four-zone spraying unit 600 is connected to the first pressure water spraying unit 200 to receive and discharge pressure water from the first pressure water spraying unit 200.
- the four-sector injection section 600 is additionally connected to the second pressure water injection section 200 when the water flow guide plate 500 is additionally installed in the corner portion of the bottom of the sediment discharge section 112, the first The pressure water is supplied from the second pressure water injection unit 200, and the pressure water may be injected into and discharged from the upper portion of the water flow guide plate 500 installed at the edge of the bottom of the precipitation discharge unit 112.
- the four-zone injection part 600 includes a water flow supply line 610, a water flow injection nozzle (620).
- the water flow supply line 610 is connected to the first pressure water injection unit 200, and is a pipe portion to receive pressure water from the first pressure water injection unit 200. This, one end in the longitudinal direction of the water supply line 610 is coupled to the first pressure water supply line 220 of the first pressure water injection unit 200, the other end in the longitudinal direction is the front end wall portion of the sedimentation basin 100 Is fixed on the At this time, the other end in the longitudinal direction of the water supply line 610 is fixedly coupled to the front end wall portion of the sedimentation basin 100 located at the tip of the sedimentation transfer portion 111 to be disposed above the water flow guide plate 500. .
- the water flow supply line 610 is added to be arranged above each of the water flow guide plate 500, when the water flow guide plate 500 is installed in the inner edge portion of the sedimentation basin 100 as described above. Of course, it can be installed. In this case, when the water flow guide plate 500 is installed at the bottom edge portion of the sedimentation discharge unit 1120 of the sedimentation basin 100, one end of the water supply line 610 in the longitudinal direction of the second pressure water injection unit 200 is formed. It is preferably coupled to the second pressure water supply line 320 of the.
- the water injection nozzle 620 allows the sludge deposited in the corner portion of the inside of the sedimentation basin 100 while spraying the pressure water supplied to the water flow supply line 610 toward the water flow guide plate 500. . That is, the water injection nozzle 620 receives the pressure water supplied to the water supply line 610 through the second pressure water supply line 320 of the first pressure water injection unit 200. By spraying in the direction of the water flow guide plate 500 is installed in the leading edge portion of the), the sludge deposited on the inner tip of the sediment transport unit 111 is transferred to the sediment discharge unit 112 direction.
- the water injection nozzle 620 is formed in plural to be spaced apart from each other in the longitudinal direction of the water supply supply line 610. In addition, the water injection nozzle 620 is connected to the water supply line 610 so that the tip portion faces the upper surface of the water induction plate 500.
- the first pressure water injection unit 200 to the bottom of the sedimentation transfer unit 111 of the sedimentation basin 100
- the precipitated sludge is transferred in the direction of the precipitation discharge unit 112. That is, by operating the first pump 210 of the first pressure water injection unit 200, the pressure water pumped under pressure to the target fluid is the first pressure water supply line 220 and the first pressure water distribution line ( After supplying to 230, it is to be ejected and discharged through the first spray nozzle (240).
- the pressure water discharged from the first injection nozzle 240 is injected in the bottom direction of the sediment discharge unit 112 at the bottom of the sediment transfer unit 111, and the sludge precipitated in the sediment transfer unit 111. To be transferred toward the precipitation discharge unit 112.
- the second pressure water supply line 320 and the second pressure water distribution are operated by operating the second pump 310 of the second pressure water injection unit 300 to pressurize and pump the external target fluid.
- the second spray nozzle 340 After supplying to the line 330, to be ejected and discharged through the second spray nozzle 340.
- the pressure water injected and discharged from the second spray nozzle 340 is injected toward the outlet 120 at the bottom of the precipitate discharge unit 112, and the sludge precipitated in the precipitate discharge unit 112 is discharged. To be discharged in the direction of 120.
- the water film generator 400 is operated at the same time so that the sedimentation transfer unit 111 and the sedimentation tank 100 are operated.
- the bottom portion between the sediment discharge unit 112 is also separated by a water film. That is, the third pressure water supply line 420 and the third pressure water distribution line 430 operate the third pump 410 of the water film generator 400 to pressurize and pump the target fluid. After supplying to the injection to be discharged through the third spray nozzle 440.
- the pressure water sprayed and discharged from the third spray nozzle 440 is sprayed from the upper portion of the partition slope 110 to the upper surface of the partition slope 110, and the precipitation transfer part 111 and the precipitation discharge part 112 are formed. ) Is separated and partitioned by the water film based on the partition inclination unit 110. Therefore, when the sludge of the sediment discharge unit 112 is discharged to the discharge port 120 by the discharge of the pressure water of the second pressure water injection unit 300, the sludge dispersed in the sediment discharge unit 112 is By preventing the reflow of the sediment transfer unit 111, the external discharge efficiency of the sludge in the sedimentation basin 100 is increased.
- the sludge transfer from the sedimentation transfer unit 111 to the sedimentation discharge unit 112 is made by the first pressure water injection unit 200
- the discharge port 120 in the sediment discharge unit 112 Transfer of the sludge to the outside of the sedimentation basin 100 through the () is made by the second pressure water injection unit (300).
- the water film generator 400 is formed while the water film is formed above the partition inclined portion 110, when the second pressure water spray unit 300 discharges the sludge toward the outlet 120, The sludge is prevented from being re-introduced and transferred to the precipitation transfer part 111, so that the sludge can be discharged efficiently.
- outlet 200 first pressure water injection unit
- first pressure water supply line 230 first pressure water distribution line
- first injection nozzle 250 first auxiliary injection nozzle
- second injection nozzle 350 second auxiliary injection nozzle
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Sewage (AREA)
- Disintegrating Or Milling (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Treatment Of Sludge (AREA)
Abstract
Description
Claims (15)
- 내측 바닥에는 상방으로 돌출 형성된 구획경사부에 의해 침전이송부와 침전배출부로 구획되며, 상기 침전배출부의 일측에는 배출구가 마련된 침전지와;일단이 상기 침전이송부의 바닥에 인접 배치되며, 상기 침전이송부에 침전된 슬러지로 압력수를 분사하여 상기 슬러지가 상기 침전이송부에서 상기 침전배출부로 이송되게 하는 제1압력수분사부와;일단이 상기 침전배출부의 바닥에 인접 배치되며, 상기 침전배출부에 침전된 슬러지로 압력수를 분사하여 상기 슬러지가 상기 배출구로 이송 배출되게 하는 제2압력수분사부; 및,일단이 상기 구획경사부의 상방에 배치되며, 상기 제2압력수분사부에 의해 상기 침전배출부의 상기 슬러지가 이송 배출될 때, 상기 구획경사부의 상부로 압력수를 분사하면서 상기 침전이송부와 상기 침전배출부 사이에 수막이 형성되게 하여, 상기 침전배출부에서 이송되는 상기 슬러지가 상기 침전이송부 방향으로 유입되는 것을 차단하는 수막발생부를 포함하는 침전지용 슬러지 배출장치.
- 청구항 1에 있어서,상기 제1압력수분사부는,제1펌프와,상기 제1펌프와 연결되어, 상기 제1펌프에 의해 가압된 압력수를 공급받는 제1압력수공급라인과,상기 제1압력수공급라인에 일단이 연결된 상태로 타단은 상기 침전이송부의 바닥 상방에 수평상태로 이격 배치되는 제1압력수분배라인 및,상기 제1압력수분배라인의 길이방향으로 상호 이격되게 복수 형성되어, 상기 압력수를 상기 침전배출부 방향으로 분사되게 하면서 상기 슬러지를 상기 침전배출부로 이송되게 하는 제1분사노즐을 포함하는 침전지용 슬러지 배출장치.
- 청구항 2에 있어서,상기 제1압력수분사부는,상기 제1압력수분배라인 일측에 연결 설치되는 제1조절밸브와,상기 제1압력수분배라인에 우회상태로 연결 설치되는 제1부압지연밸브를 더 구비하는 침전지용 슬러지 배출장치.
- 청구항 2에 있어서,상기 제1분사노즐은 상기 침전이송부의 바닥에 수평상태로 배치되도록 상기 제1압력수분배라인에 연통 형성되며,상기 제1압력수분배라인의 길이방향으로는 상호 이격되게 복수의 제1보조분사노즐이 더 형성되며,상기 제1보조분사노즐은 상기 제1분사노즐의 하방에 수평상태로 배치되도록 상기 제1압력수분배라인에 연통 형성되는 침전지용 슬러지 배출장치.
- 청구항 4에 있어서,상기 제1보조분사노즐은 상호 인접하는 상기 제1분사노즐 사이에 배치되는 침전지용 슬러지 배출장치.
- 청구항 1에 있어서,상기 제2압력수분사부는,제2펌프와,상기 제2펌프와 연결되어, 상기 제2펌프에 의해 가압된 압력수를 공급받는 제2압력수공급라인과,상기 제2압력수공급라인에 일단이 연결된 상태로 타단은 상기 침전배출부의 바닥 상방에 수평상태로 이격 배치되는 제2압력수분배라인 및,상기 제2압력수분배라인의 길이방향으로 상호 이격되게 복수 형성되어, 상기 압력수를 상기 배출구 방향으로 분사되게 하면서 상기 슬러지를 상기 배출구로 이송되게 하는 제2분사노즐을 포함하는 침전지용 슬러지 배출장치.
- 청구항 6에 있어서,상기 제2압력수분사부는,상기 제2압력수분배라인 일측에 연결 설치되는 제2조절밸브와,상기 제2압력수분배라인에 우회상태로 연결 설치되는 제2부압지연밸브를 더 구비하는 침전지용 슬러지 배출장치.
- 청구항 6에 있어서,상기 제2분사노즐은 상기 침전배출부의 바닥에 수평상태로 배치되도록 상기 제2압력수분배라인에 연통 형성되며,상기 제2압력수분배라인의 길이방향으로는 상호 이격되게 복수의 제2보조분사노즐이 더 형성되며,상기 제2보조분사노즐은 상기 제2분사노즐의 하방에 수평상태로 배치되도록 상기 제2압력수분배라인에 연통 형성되는 침전지용 슬러지 배출장치.
- 청구항 8에 있어서,상기 제2보조분사노즐은 상호 인접하는 상기 제2분사노즐 사이에 배치되는 침전지용 슬러지 배출장치.
- 청구항 1에 있어서,상기 수막발생부는,제3펌프와,상기 제3펌프와 연결되어, 상기 제3펌프에 의해 가압된 압력수를 공급받는 제3압력수공급라인과,상기 구획경사부의 상방에 이격상태로 나란하게 배치되며, 일단이 상기 제3압력수공급라인과 연결되는 제3압력수분배라인 및,상기 제3압력수분배라인의 길이방향으로 상호 이격되게 복수 형성되어, 상기 압력수를 상기 구획경사부 상면으로 분사되게 하면서 상기 침전이송부와 상기 침전배출부 사이에 수막을 형성되게 제3분사노즐을 포함하는 침전지용 슬러지 배출장치.
- 청구항 10에 있어서,상기 수막발생부는,상기 제3압력수분배라인 일측에 연결 설치되는 제3조절밸브와,상기 제3압력수분배라인에 우회상태로 연결 설치되는 제3부압지연밸브를 더 구비하는 침전지용 슬러지 배출장치.
- 청구항 1 또는 청구항 10에 있어서,상기 구획경사부는 삼각 단면형상을 가지며,상기 구획경사부는, 최상단 모서리부를 기준으로 상기 침전배출부 방향으로의 경사각보다 상기 침전이송부 방향으로의 경사각이 더 작게 형성된 침전지용 슬러지 배출장치.
- 청구항 12에 있어서,상기 구획경사부의 최상단 모서리부에서 상기 침전이송부 방향으로의 경사부분은 상면을 오목하게 라운드지도록 형성된 침전지용 슬러지 배출장치.
- 청구항 1에 있어서,상기 침전이송부의 선단에 위치하는 상기 침전지의 내측 모서리 부분에는 상면이 오목하게 라운드진 수류유도판이 결합 구비되며,상기 제1압력수분사부와 연결되어, 상기 수류유도판 상으로 압력수를 분사하는 사구역분사부를 더 구비하는 침전지용 슬러지 배출장치.
- 청구항 14에 있어서,상기 사구역분사부는,상기 제1압력수분사부에 일단이 연결된 상태로 타단은 상기 수류유도판의 상방에 배치되도록 상기 침전이송부의 선단에 위치하는 상기 침전지의 벽부에 결합되는 수류공급라인과,상기 수류공급라인의 길이방향으로 상호 이격되게 복수 형성되어, 상기 제1압력수분사부로부터 공급받는 압력수를 상기 수류유도판 방향으로 분사되게 하면서 상기 침전이송부 선단에 침전된 슬러지를 상기 침전배출부로 이송되게 하는 수류분사노즐을 포함하는 침전지용 슬러지 배출장치.
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CN201480068548.8A CN105828901B (zh) | 2013-12-31 | 2014-12-17 | 沉淀池用沉淀物排出装置 |
US15/109,720 US20160361669A1 (en) | 2013-12-31 | 2014-12-17 | Sludge discharging device for settlement basin |
JP2016544097A JP2017502831A (ja) | 2013-12-31 | 2014-12-17 | 沈殿池用スラッジ排出装置 |
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KR1020130168395A KR101384854B1 (ko) | 2013-12-31 | 2013-12-31 | 침전지용 슬러지 배출장치 |
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JP (1) | JP2017502831A (ko) |
KR (1) | KR101384854B1 (ko) |
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US10287768B1 (en) * | 2013-05-30 | 2019-05-14 | Suntree Technologies Holdings LLC | Stormwater vault apparatus and method |
CN106938153A (zh) * | 2017-05-16 | 2017-07-11 | 四川亿尚呈科技有限公司 | 沉淀式循环水浮头取水装置 |
CN112742076A (zh) * | 2021-02-04 | 2021-05-04 | 俞圣亚 | 一种适用于穿孔排泥管的疏通系统 |
CN117383675B (zh) * | 2023-12-13 | 2024-02-13 | 山东三佳聚合高分子材料有限公司 | 一种用于化工产品生产的废水处理设备 |
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KR101046315B1 (ko) * | 2010-07-01 | 2011-07-07 | 울산광역시 | 침전지용 슬러지 워터제트 이송장치 |
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KR101383076B1 (ko) * | 2012-04-25 | 2014-04-10 | 동양수기산업(주) | 침전슬러지 배출용 호퍼 커버 |
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2013
- 2013-12-31 KR KR1020130168395A patent/KR101384854B1/ko not_active IP Right Cessation
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2014
- 2014-12-17 US US15/109,720 patent/US20160361669A1/en not_active Abandoned
- 2014-12-17 JP JP2016544097A patent/JP2017502831A/ja not_active Ceased
- 2014-12-17 CN CN201480068548.8A patent/CN105828901B/zh not_active Expired - Fee Related
- 2014-12-17 WO PCT/KR2014/012436 patent/WO2015102268A1/ko active Application Filing
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JP2004122041A (ja) * | 2002-10-04 | 2004-04-22 | Hitachi Metals Ltd | 集砂装置及び集砂方法 |
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CN105828901A (zh) | 2016-08-03 |
US20160361669A1 (en) | 2016-12-15 |
CN105828901B (zh) | 2018-02-16 |
KR101384854B1 (ko) | 2014-04-29 |
JP2017502831A (ja) | 2017-01-26 |
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