WO2019117545A1 - 슬러지 수집기 - Google Patents
슬러지 수집기 Download PDFInfo
- Publication number
- WO2019117545A1 WO2019117545A1 PCT/KR2018/015498 KR2018015498W WO2019117545A1 WO 2019117545 A1 WO2019117545 A1 WO 2019117545A1 KR 2018015498 W KR2018015498 W KR 2018015498W WO 2019117545 A1 WO2019117545 A1 WO 2019117545A1
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- WO
- WIPO (PCT)
- Prior art keywords
- roller
- flight
- shaft
- return
- coupled
- Prior art date
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Classifications
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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
- B01D21/04—Settling tanks with single outlets for the separated liquid with moving scrapers
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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
- B01D21/18—Construction of the scrapers or the driving mechanisms for settling tanks
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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
- B01D21/18—Construction of the scrapers or the driving mechanisms for settling tanks
- B01D21/183—Construction of the scrapers or the driving mechanisms for settling tanks with multiple scraping mechanisms
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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
- B01D21/18—Construction of the scrapers or the driving mechanisms for settling tanks
- B01D21/20—Driving mechanisms
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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
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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
- B01D21/2455—Conveyor belts
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
Definitions
- the present invention relates to a sludge collector, and more particularly, to a sludge collector capable of effectively preventing a flight from being reversed, thereby improving the durability of the chain by reducing the operation load and improving the shear force while maintaining the alignment state of the chain It is possible to reduce the power consumption, thereby maximizing the performance and to ensure stable operation. Further, by eliminating the construction work of the bottom cover strip (WEAR STRIP), it is possible to provide a construction time faster than the conventional one, The present invention relates to a sludge collector capable of solving various problems caused by the above problems.
- Non-metal conveyor chain made of composite material or high-strength engineering plastic is applied to various industrial fields such as water treatment plant for water and wastewater treatment, oil refinery, or seawater desalination, and is mainly responsible for the transfer of abrasive materials such as sand, sludge and slag. do.
- a typical example is water treatment equipment for water and wastewater treatment.
- Conventional water treatment facilities include a float removing step for removing floating matters in raw water flowing in from a home or an industrial site, and a decomposition and precipitation step using activated sludge.
- the supernatant filtered in the decomposition and precipitation step is subjected to an activation step of feeding oxygen in the aeration tank to reproduce the aerobic bacteria, and then the supernatant is re-separated from the second clarifier, and then the supernatant which has passed through the third precipitate or filter paper is sterilized And processes it to discharge it to the river.
- sludge (sediment or foam) is generated in the removal of suspended solids in the raw water and decomposition of wastewater using active sludge.
- a sludge collector is used to remove or collect such sludge.
- chain flight sludge collectors are widely used.
- a conveyor chain is applied as a means for moving the flight.
- the size of the sedimentation basin is not standardized according to the treatment capacity, but it varies widely from 16m to 2m, so the flight is also available in various sizes from 150mm to 360mm and width from 15m to 120m.
- the sludge generated by gravity sedimentation when transported by the flight, the sludge can be loaded by the full width of the flight, which causes the flight to be turned upside down.
- the wear strip on the bottom and the wear strip on the return rail can be deformed by the friction between the shoe and the wear strip of the flight and by the wastewater, the sewage and the petrochemical wastewater, so that the running flight may be caught and broken. In this case, it is necessary to replace the flight.
- the ware strip which is installed in two rows or three columns in the longitudinal direction of the sedimentation tank, it is necessary to completely drain the sedimentation water, install a large number of anchors on the floor, There is a problem that the operation of the treatment plant must be stopped during the operation.
- Patent Document 0001 Korea Patent Office Registration No. 10-1778733
- the performance can be maximized and stable operation can be achieved. Further, by eliminating the construction work of the WEAR STRIP on the bottom, it is possible to provide a construction time faster than the conventional one and solve various problems caused by the deformation of the wear strip Thereby providing a sludge collector.
- the object is achieved by a method comprising: a plurality of flights collecting sludge in a settling basin; A chain connected to the plurality of flights to move the flights; And an attachment integrated roller unit detachably coupled to the attachment connected to the flight and preventing the flight from being inverted during operation of the flight.
- the attachment integrated roller unit includes: a first roller capable of rolling movement; A first roller shaft forming a rotational axis of the first roller and coupled to a first shaft engaging portion of the attachment; A pair of first bushings coupled to both ends of the first roller; And a first shaft fixing member coupled to the first shaft coupling portion and configured to prevent the first roller shaft from being disengaged from the first shaft coupling portion while preventing rotation of the first roller shaft .
- the first roller is made of a urethane elastic body
- the first roller shaft includes a first shaft body having a circular cross-sectional shape disposed inside the first roller and forming a rotation axis of the first roller; And a pair of first engagement ends of a non-circular cross-sectional shape formed at both ends of the first shaft body.
- the first shaft fixing member includes a first fixing plate formed to be wider than an opening width of the first shaft engaging portion and disposed in the first shaft engaging portion; A pair of first hooks extending from the first fixing plate, the first hooks being resiliently disposed with an interval therebetween and disposed at an inlet of the first shaft engaging portion; And a first engaging projection formed on the first hook and engaged with the first engaging groove of the first shaft engaging portion.
- the carrier roller unit comprises: a detachable unit bracket detachably coupled to one side of the flight; A second roller capable of rolling movement; A second roller shaft forming a rotational axis of the second roller and coupled to a second shaft engaging portion of the detachable unit bracket; A pair of second bushings coupled to both ends of the second roller; And a second shaft fixing member coupled to the second shaft engagement portion.
- the detachable unit bracket may be provided with a plurality of bracket pockets, and the flight may be provided with a plurality of pocket supports coupled to and supported by the plurality of bracket pockets.
- At least one carrier roller unit coupled to the flight integrated with the attachment integrated roller unit to guide the operation of the flight together with the attachment integrated roller unit during operation of the light.
- a return rail guide may be provided to prevent the return roller unit running on the return rail from departing.
- the return rail guide may be provided separately from the return roller unit and may be inserted into the corresponding position at the time of assembly and fixed together with the fixing bolt of the return roller unit or integrally formed with the return roller unit.
- the carrier roller unit is disposed at the center, the front and the rear of the flight in order to prevent the flight from sagging when the settling paper width is excessively wide and to prevent the sliding loss due to friction with the floor due to sagging of the flight .
- a wet strip may further be installed on the bottom surface of the settling basin.
- the present invention by effectively preventing the flipping of the flight, it is possible to maintain the alignment state of the chain while reducing the operation load and improving the shear force, thereby improving the durability of the chain and reducing power, So that the operation can be performed stably. Further, by eliminating the construction work of the web strip at the bottom, it is possible to provide a construction period earlier than the conventional one and to solve various problems due to the deformation of the wear strip .
- FIG. 1 is a structural view of a chain flight type sludge collector according to an embodiment of the present invention
- Fig. 2 is a perspective view showing the attachment integrated roller unit and the carrier roller unit coupled to the flight, Fig.
- Figure 3 is a side view of Figure 2
- FIG. 4 is a bottom exploded view of FIG. 2,
- FIG. 6 is a partially enlarged view of FIG. 5,
- FIG. 8 is a diagram showing the state of use of the flight at the lower portion of the sedimentation bed
- FIG. 9 is a view showing the state of use of the flight at the upper part of the sedimentation bed
- Figures 10 and 11 are examples of use of a carrier roller unit.
- FIG. 1 is a structural view of a chain flight type sludge collector according to an embodiment of the present invention
- FIG. 2 is a perspective view of a combined attachment roller unit and a carrier roller unit mounted on a flight
- FIG. 3 is a side view of FIG.
- Fig. 6 is a partially enlarged view of Fig. 5
- Fig. 7 is an exploded view of the carrier roller unit
- Fig. 8 is a view showing the state of use of the flight under the settling basin
- 10 and 11 are examples of the use of the carrier roller unit.
- the chain flight type sludge collector effectively prevents the flipping of the flight 110, thereby maintaining the alignment state of the chain 120, reducing the operation load and improving the shear force, 120 can be improved in durability, power can be reduced, and the performance can be maximized to ensure stable operation. Further, by eliminating the construction work of the web strip at the bottom, It provides a fast construction date and solves all the problems caused by the modification of the wear strip.
- the civil engineering structure of the settler (C) disclosed in this embodiment can form a two-layered multi-layer structure. This may be a form that applies to wastewater treatment plants with a high water treatment capacity instead of a lot of land.
- the sludge processing can be performed in both the lower one-layer region and the upper two-layer region.
- a plurality of flights 110 can be arranged in layers .
- the settling paper C does not have to have a two-layered double-layer structure, and therefore the scope of the present invention is not limited to the shapes of the drawings. That is, the structure of a single layer should be within the scope of the present invention.
- the flights 110 are disposed on both the first and second layers and are moved through the chain 120 at the corresponding locations to treat the sludge.
- sludge refers to a material having high specific gravity and high abrasiveness including sand and slag.
- the chain 120 applied to the present embodiment may be a non-metallic conveyor chain 120.
- the width of the sedimentation tank C may be 8 to 10 m and the length may be as large as 20 to 120 m, However, excessive power is required.
- the chain 120 as the base metal as in the present embodiment.
- the limit is about 3.8 tons. This is a very low value compared to 19 tons of metal chain, but it can be applied because the required safety factor is 3-5 times. Accordingly, it is preferable that the non-metal conveyor chain 120 as in this embodiment is applied.
- the non-metal conveyor chain 120 is connected to the first and second driving units 101 and 102 to rotate the flights 110, respectively.
- One side of the non-metal conveyor chain 120 is connected to the first driving unit 101 disposed on the outer side of the settler C and moves the lower flight 110 while rotating the non-metal conveyor chain 120, Is connected to the second driving unit (102) disposed on the other side of the sedimentation paper (C), and is rotated to move the upper flight (110).
- All of the flights 110 have a long rod structure. And all of the flights 110 are connected to the non-metal conveyor chain 120 and allow the sludge to be processed while being moved during operation of the non-metal conveyor chain 120.
- the attachment integrated roller unit 140 and the carrier roller unit 150 are applied to the flight 110.
- the attachment integrated roller unit 140 is detachably coupled to the attachment 130 connected to the flight 110.
- attachment integrated roller unit 140 guides the flight 110 during operation of the flight 110, it is possible to prevent the flight 110 from being inverted.
- the attachment integrated roller unit 140 includes a first roller 141 capable of rolling movement and a second roller 141 which is coupled to the first shaft engaging portion 131 of the attachment 130, A pair of first bushings 143 coupled to both ends of the first roller 141 and a first shaft fixing member 144 coupled to the first shaft coupling portion 131 do.
- the first roller 141 may be made of an elastic material such as urethane.
- an elastic material such as urethane
- the first roller shaft 142 includes a first shaft body 142a disposed in the interior of the first roller 141 and having a circular cross section and forming a rotational axis of the first roller 141, And a pair of first engagement ends 142b of a non-circular cross-sectional shape formed at both ends of the first engagement end 142b.
- the pair of first engagement ends 142b are inserted into the first shaft engagement portion 131 in a direction of a small thickness and after the insertion, the first roller shaft 142 is rotated so that the first engagement ends 142b The first roller shaft 142 is prevented from being disengaged by being rotated 90 degrees to a thick portion.
- the first shaft fixing member 144 is coupled to the first shaft engaging part 131 and prevents the first roller shaft 142 from being separated from the first shaft engaging part 131, Thereby preventing rotation of the motor.
- the first shaft fixing member 144 includes a first fixing plate 144a formed to be wider than the opening width of the first shaft engaging portion 131 and disposed in the first shaft engaging portion 131, A pair of first hooks 144b extending from the first hook 144a and resiliently disposed at an inner gap G1 and disposed at an inlet of the first shaft coupling portion 131, And a first engaging projection 144c engaged with the first engaging groove 131a of the first shaft engaging portion 131.
- the plurality of carrier roller units 150 are detachably coupled to one side of the flight 110 along the forward direction of the flight 110.
- Such a carrier roller unit 150 may be disposed in front of the attachment 130 and transports the flight 110 toward the hopper (not shown) while directly advancing in contact with the bottom of the settler C Guide.
- the carrier roller unit 150 guides the flight 110 together with the attachment integrated roller unit 140 when the flight 110 operates, thereby preventing the flight 110 from being turned upside down.
- the majority of the configuration of the carrier roller unit 150 is similar to the attachment integrated roller unit 140. We will examine this.
- the carrier roller unit 150 includes a detachable unit bracket 155 detachably coupled to one side of the flight 110, a second roller 151 capable of rolling movement, A second roller shaft 152 coupled to the second shaft engaging portion 156 of the detachable unit bracket 155, a pair of second bushings 153 coupled to both ends of the second roller 151, And a second shaft fixing member 154 coupled to the second shaft engaging portion 156.
- the detachable unit bracket 155 is a detachably coupled portion that is coupled to the flight 110.
- a plurality of bracket pockets 155a are provided on the detachable unit bracket 155 so that the detachable unit bracket 155 is coupled to the flight 110 by position. do. Since the plurality of pocket supports 111 are provided in the flight 110, the bracket pockets 155a of the detachable unit bracket 155 can be coupled to desired positions.
- the second roller 151 may be made of an elastic body such as urethane as the first roller 141 described above.
- the second roller 151 is made of an elastic material such as urethane, it is possible to maximize the rolling effect by increasing the friction with the floor while reducing the noise during driving.
- the second roller shaft 152 includes a second shaft body 152a disposed in the interior of the second roller 151 and having a circular cross section and forming a rotational axis of the second roller 151, And a pair of second engagement ends 152b of non-circular cross-sectional shape which are formed at both ends of the second engagement end 152b.
- the pair of second engagement ends 152b are inserted into the second shaft engagement portion 156 in the direction of smaller thickness and after the insertion the second roller shaft 152 is rotated so that the second engagement end 152b And the second roller shaft 152 is prevented from being arbitrarily removed by being rotated 90 degrees to a thick portion.
- the second shaft fixing member 154 is coupled to the second shaft engaging portion 156 and prevents the second roller shaft 152 from being disengaged from the second shaft engaging portion 156, Thereby preventing rotation of the motor.
- the second shaft fixing member 154 includes a second fixing plate 154a formed to be wider than the opening width of the second shaft engaging portion 156 and disposed in the second shaft engaging portion 156, A pair of second hooks 154b extending from the first hook 154a and resiliently disposed at an inner gap G2 and disposed at the entrance of the second shaft engaging portion 156, And a second engaging projection 154c engaged with the second engaging groove 156a of the second shaft engaging portion 156.
- a method of riding on the WEAR STRIP installed on the existing return rail is a method in which wear due to wear of the wear strip attached to the return rail and wear of the flight 110 and wear due to sewage, Resulting in shorting of the chain 120 and breakage of the flight 110.
- the upper return rail 160 is also provided with two rollers of the same shape as the carrier roller unit 150 on the front and rear faces of the flight 110, and on the upper return rail 160
- the return roller unit 170 capable of running without a wear strip, power loss caused by friction between the wear shoe and the wear strip and shortening of the chain 120 due to deformation of the wear strip and damage to the flight 110 are prevented .
- a return rail guide 161 (see FIGS. 2, 3, and 9) may be provided to prevent the return roller unit 170 running on the return rail 160 from departing.
- the return rail guide 161 prevents the departure of the flight 110 from the return rail 160 due to left and right rocking and eccentric running.
- the return rail guide 172 is provided separately from the return roller unit 170 and may be inserted into the corresponding position at the time of assembly and fixed together with the fixing bolts of the return roller unit 170. However, And may be integrally formed with the unit bracket 171 of the roller unit 170.
- the bottom of the sedimentation basin of the old sewage treatment plant may be damaged by the corrosion of the concrete surface due to sewage or wastewater.
- it may be possible to additionally install a wear strip on the bottom of the sewage treatment plant will be.
- the present embodiment having the structure and function as described above, it is possible to effectively prevent the overturning of the flight 110, thereby maintaining the alignment state of the chain 120, reducing the operation load and improving the shear force, It is possible to improve the durability of the machine and reduce the power consumption. Therefore, the performance can be maximized and stable operation can be achieved. Furthermore, by eliminating the construction work of the web strip, It is possible to solve various problems due to the deformation of the wear strip.
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
- Removal Of Floating Material (AREA)
- Treatment Of Sludge (AREA)
Abstract
Description
Claims (12)
- 침전지 내의 슬러지를 수집하는 다수의 플라이트;상기 다수의 플라이트와 연결되어 상기 플라이트를 이동시키는 체인; 및상기 플라이트에 연결되는 어태치먼트에 착탈 가능하게 결합되며, 상기 플라이트의 동작 시 상기 플라이트가 뒤집어지는 현상을 방지시키는 어태치먼트 일체형 롤러 유닛을 포함하는 것을 특징으로 하는 슬러지 수집기.
- 제1항에 있어서,상기 어태치먼트 일체형 롤러 유닛은,구름 이동이 가능한 제1 롤러;상기 제1 롤러의 회전 축심을 형성하되 상기 어태치먼트의 제1 샤프트 결합부에 결합되는 제1 롤러 샤프트;상기 제1 롤러의 양단부에 결합되는 한 쌍의 제1 부싱; 및상기 제1 샤프트 결합부에 결합되며, 상기 제1 샤프트 결합부에서 상기 제1롤러 샤프트가 이탈되는 것을 저지하는 한편 상기 제1 롤러 샤프트의 회전을 저지시키는 제1 샤프트 고정부재를 포함하는 것을 특징으로 하는 슬러지 수집기.
- 제2항에 있어서,상기 제1 롤러는 우레탄 탄성체로 제작되며,상기 제1 롤러 샤프트는,상기 제1 롤러의 내부에 배치되어 상기 제1 롤러의 회전 축심을 형성하는 원형 단면 형상의 제1 샤프트 바디; 및상기 제1 샤프트 바디의 양단부에 형성되는 비원형 단면 형상의 한 쌍의 제1 결합 단부를 포함하는 것을 특징으로 하는 슬러지 수집기.
- 제2항에 있어서,상기 제1 샤프트 고정부재는,상기 제1 샤프트 결합부의 개구 폭보다 넓게 형성되되 상기 제1 샤프트 결합부 내에 배치되는 제1 고정 플레이트;상기 제1 고정 플레이트에서 연장되되 내부의 간격을 두고 탄성적으로 마련되고 상기 제1 샤프트 결합부의 입구에 배치되는 한 쌍의 제1 후크; 및상기 제1 후크에 형성되고 상기 제1 샤프트 결합부의 제1 맞물림 홈에 결합되는 제1 맞물림 돌기를 포함하는 것을 특징으로 하는 슬러지 수집기.
- 제1항에 있어서,상기 플라이트의 동작 시 상기 어태치먼트 일체형 롤러 유닛과 함께 상기 플라이트의 동작을 가이드하도록 상기 어태치먼트 일체형 롤러 유닛에 근접하여 상기 플라이트에 결합되는 적어도 하나의 캐리어 롤러 유닛을 더 포함하는 것을 특징으로 하는 슬러지 수집기.
- 제5항에 있어서,상기 캐리어 롤러 유닛은,상기 플라이트의 일측에 착탈 가능하게 결합되는 착탈식 유닛 브래킷;구름 이동이 가능한 제2 롤러;상기 제2 롤러의 회전 축심을 형성하되 상기 착탈식 유닛 브래킷의 제2 샤프트 결합부에 결합되는 제2 롤러 샤프트;상기 제2 롤러의 양단부에 결합되는 한 쌍의 제2 부싱; 및상기 제2 샤프트 결합부에 결합되는 제2 샤프트 고정부재를 포함하는 것을 특징으로 하는 슬러지 수집기.
- 제6항에 있어서,상기 착탈식 유닛 브래킷에는 다수의 브래킷 포켓이 마련되고, 상기 플라이트에는 상기 다수의 브래킷 포켓에 결합되어 지지되는 다수의 포켓 지지구가 마련되는 것을 특징으로 하는 슬러지 수집기.
- 제1항에 있어서,상기 플라이트의 리턴 시 리턴 레일을 주행할 수 있도록 상기 플라이트와 상기 리턴 레일의 교차 부분에 설치되는 리턴 롤러 유닛을 더 포함하는 것을 특징으로 하는 슬러지 수집기.
- 제8항에 있어서,상기 리턴 레일을 주행하는 상기 리턴 롤러 유닛의 이탈을 방지하기 위하여 리턴 레일 가이드가 마련되는 것을 특징으로 하는 슬러지 수집기.
- 제9항에 있어서,상기 리턴 레일 가이드는 상기 리턴 롤러 유닛과는 별도로 마련되되 조립 시 해당 위치에 삽입되어 상기 리턴 롤러 유닛의 고정 볼트에 함께 고정되거나 상기 리턴 롤러 유닛에 일체형으로 마련되는 것을 특징으로 하는 슬러지 수집기.
- 제5항에 있어서,상기 침전지 폭이 과도하게 넓을 경우, 상기 플라이트의 처짐을 방지하는 한편 상기 플라이트의 처짐에 의한 바닥과의 마찰에 의한 동록 손실을 막기 위해 상기 캐리어 롤러 유닛이 상기 플라이트의 중앙, 전, 후면에 각각 배치되는 것을 특징으로 하는 슬러지 수집기.
- 제1항에 있어서,상기 침전지의 바닥면에는 웨어 스트립이 더 설치되는 것을 특징으로 하는 슬러지 수집기.
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CN201880063504.4A CN111148557B (zh) | 2017-12-14 | 2018-12-07 | 污泥收集器 |
BR112020006951-5A BR112020006951A2 (pt) | 2017-12-14 | 2018-12-07 | coletor de lodo |
US16/824,789 US11123659B2 (en) | 2017-12-14 | 2020-03-20 | Sludge collector |
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KR1020170172035A KR102052913B1 (ko) | 2017-12-14 | 2017-12-14 | 슬러지 수집기 |
KR10-2017-0172035 | 2017-12-14 |
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US16/824,789 Continuation US11123659B2 (en) | 2017-12-14 | 2020-03-20 | Sludge collector |
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WO2019117545A1 true WO2019117545A1 (ko) | 2019-06-20 |
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PCT/KR2018/015498 WO2019117545A1 (ko) | 2017-12-14 | 2018-12-07 | 슬러지 수집기 |
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US (1) | US11123659B2 (ko) |
KR (1) | KR102052913B1 (ko) |
CN (1) | CN111148557B (ko) |
BR (1) | BR112020006951A2 (ko) |
WO (1) | WO2019117545A1 (ko) |
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JP7092285B1 (ja) * | 2021-05-11 | 2022-06-28 | 有限会社フジカ | スカム除去装置付き汚泥掻寄装置 |
KR102511083B1 (ko) * | 2022-09-28 | 2023-03-17 | 주식회사 가온텍 | 체인 플라이트식 슬러지 수집기 |
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JPH0810352Y2 (ja) * | 1990-04-19 | 1996-03-29 | 日立金属株式会社 | 汚泥掻寄機用フライト及びそのローラシュー |
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US6758531B1 (en) * | 2003-05-10 | 2004-07-06 | Skf Usa Inc. | Hub and hubcap |
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CN2803489Y (zh) * | 2005-06-27 | 2006-08-09 | 深圳市金达莱环保有限公司 | 用于污水沉淀池中的刮泥装置 |
KR200426834Y1 (ko) * | 2006-06-12 | 2006-09-20 | 주식회사 천보엔지니어링 | 이탈방지 가이드가 부설된 수중대차식 슬러지 수집기 |
CN100484600C (zh) * | 2006-09-15 | 2009-05-06 | 黄志彬 | 刮泥装置 |
CN201940086U (zh) * | 2011-01-12 | 2011-08-24 | 南京荣威机械实业有限公司 | 不翻板型单轨式刮泥机 |
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KR101778733B1 (ko) | 2017-04-10 | 2017-09-14 | 장은진 | 체인 플라이트식 슬러지 수집기 |
-
2017
- 2017-12-14 KR KR1020170172035A patent/KR102052913B1/ko active IP Right Grant
-
2018
- 2018-12-07 WO PCT/KR2018/015498 patent/WO2019117545A1/ko active Application Filing
- 2018-12-07 CN CN201880063504.4A patent/CN111148557B/zh active Active
- 2018-12-07 BR BR112020006951-5A patent/BR112020006951A2/pt not_active Application Discontinuation
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2020
- 2020-03-20 US US16/824,789 patent/US11123659B2/en active Active
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JPS59162915A (ja) * | 1983-03-08 | 1984-09-13 | Hitachi Metals Ltd | 掻寄装置のフライト |
JPS6351606U (ko) * | 1986-06-11 | 1988-04-07 | ||
JPH064884Y2 (ja) * | 1988-04-26 | 1994-02-09 | 日立金属株式会社 | 掻寄装置 |
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Also Published As
Publication number | Publication date |
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CN111148557A (zh) | 2020-05-12 |
US20200215461A1 (en) | 2020-07-09 |
US11123659B2 (en) | 2021-09-21 |
CN111148557B (zh) | 2021-11-12 |
BR112020006951A2 (pt) | 2020-10-06 |
KR20190071210A (ko) | 2019-06-24 |
KR102052913B1 (ko) | 2019-12-11 |
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