CN102126774A - Short-time flocculation and high speed sedimentation sewage treatment device - Google Patents

Short-time flocculation and high speed sedimentation sewage treatment device Download PDF

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Publication number
CN102126774A
CN102126774A CN 201110081225 CN201110081225A CN102126774A CN 102126774 A CN102126774 A CN 102126774A CN 201110081225 CN201110081225 CN 201110081225 CN 201110081225 A CN201110081225 A CN 201110081225A CN 102126774 A CN102126774 A CN 102126774A
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China
Prior art keywords
water outlet
pipe
stirring area
slow speed
short
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CN 201110081225
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Chinese (zh)
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CN102126774B (en
Inventor
解清杰
段明飞
吴春笃
陶明清
张耘
李明俊
成小锋
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Jiangsu University
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Jiangsu University
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Publication of CN102126774B publication Critical patent/CN102126774B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The invention discloses a short-time flocculation and high speed sedimentation sewage treatment device, which belongs to the technical field of sewage treatment. Floccus sedimentation is accelerated under the action of an additional magnetic field, so that the aim of effectively and quickly treating is fulfilled. The device consists of a water inlet pipe, a pipeline mixer, a flocculating agent adding port, a quick stirring paddle, a rectangular water outlet, a baffle plate, a slow stirring paddle, a circular water outlet, a magnet accommodating platform, a strong magnet, a mud pipe, a control valve, a magnetic separator, a spiral conveying pipe, an outlet baffle plate and a water outlet pipe. Sewage passes through the pipeline mixer, reaches a quick stirring region, is mixed for reaction under the actions of the quick stirring paddle and the slow stirring paddle and quickly sediments under the action of the strong magnet, so that the aims of treating and purifying are fulfilled. The device has the advantages of simple structure, low construction cost, high handling capacity and short treatment time, and is suitable for quickly treating a large amount of overflowing sewage.

Description

A kind of sedimentation of flocculation-high speed in short-term waste disposal plant
Technical field
The invention belongs to technical field of sewage, specifically, it relates to a kind of overflow sewage treatment unit, is used for the fast processing and the purification of overflow sewage.
Background technology
Along with quickening of urbanization process, the Builtup areas area constantly enlarges, and causes waterproof area to increase considerably, and causes under the identical condition of raining, and runoff coefficient increases, and flood peak shifts to an earlier date, and magnanimity increases, and municipal drainage and river course flood are constituted huge pressure.In rainfall, rainwater and the formed runoff urban ground of flowing through washes away, has assembled a series of pollutents, cause pollutant load height in the overflow sewage, change greatly the component complexity, overflow sewage directly discharges water body without any processing, and urban water-body is caused severe contamination.Again because of pollution load of overflow produced in the rainy day, so that its discharging has intermittence, emergentness, randomness and instantaneous quantity discharged is bigger, this has caused very big difficulty [2 for the processing of urban runoff pollutent, 3], therefore, exploitation one cover starts fast, handles the high and ballistic technology of water-fast power of load.
Domestic is being the commercialization treatment unit that blank has had many sleeve formings abroad substantially aspect the processing of combined sewage overflow, technologies such as main Densadeg, Actiflo, Lamella Clarifier, these stream rainwater treatment devices have accepted to give coagulation theory classical in the water treatment on guiding theory, it is perfect, as not depend on a storage pond coagulating sedimentation processing unit, but still exist flocculant dosage big, sludge output is big, shortcomings such as processing cost height.
Summary of the invention
The object of the present invention is to provide short, the low algae-removing devices that also can realize a large amount of processing of running cost of a kind of treatment time.
For achieving the above object, the present invention is by quick stirring area, three parts in stirring area and settling region are formed at a slow speed, comprises water inlet pipe, line mixer, flocculant concentration mouth, quick stirring rake, the rectangle mouth of a river, baffle plate, stirring rake, circular water outlet, magnet mounting table, strong magnet, shore pipe, control valve, magnetic separator, spiral conveying tube, outlet damper, rising pipe at a slow speed.Water inlet pipe is positioned at bottom of device, is provided with line mixer between water inlet pipe and the quick stirring area; Connect the flocculant concentration mouth above the line mixer; Fast be provided with quick stirring rake in the stirring area, fast stirring area and at a slow speed between the stirring area top of dividing plate establish the rectangle water outlet, the top of stirring area rectangle water outlet one side is baffled at a slow speed, stirring rake is at a slow speed established in the centre; Circular water outlet is established on dividing plate top between stirring area and the settling region at a slow speed, and its position is lower slightly than rectangle water outlet; 45 degree swash plates are established in the bottom, settling region, and drawer-like magnet mounting table is established in the swash plate bottom, places strong magnet above; The top of water outlet one side of settling region sets out the water baffle plate, and height of baffle plate is 2/3rds of settling region, and water outlet connects rising pipe, and its position is lower slightly than the circular water outlet of stirring area at a slow speed; The bottom, settling region connects shore pipe, and shore pipe connects magnetic separator, between shore pipe and the magnetic separator control valve is set; Magnetic separator links to each other with the flocculant concentration mouth by spiral conveying tube.
When using this device, overflow sewage with certain pressure is entered by water inlet pipe, at first in line mixer and magnetic kind and flocculation agent mix, enter quick stirring area and stirring area enhanced coagulation effect at a slow speed afterwards, enter the settling region then, sedimentation rapidly under the effect of strong magnet.When settling region mud is stacked into to a certain degree, open control valve, the magnetic kind in the mud is separated by magnetic separator, and is transported to the flocculant concentration mouth by spiral conveying tube, realizes the reuse of magnetic kind.
Beneficial effect of the present invention is that being provided with of strong magnet realized the flco rapid subsidence, reaches the purpose of a large amount of fast processing.The present invention is simple in structure, and laid down cost is low, and floor space is little, can realize the efficient processing of overflow sewage.
Description of drawings
Fig. 1 is a kind of structural representation of the sedimentation of flocculation-high speed in short-term waste disposal plant.
Among the figure, 1-water inlet pipe, 2-line mixer, 3-flocculant concentration mouth, 4-fast stirring rakes, 5-rectangle water outlet, 6-baffle plate, 7-at a slow speed stirring rakes, 8-circular water outlet, 9-magnet mounting table, 10-magnet, 11-outlet damper, 12-rising pipe, 13-shore pipe, 14-control valve, 15-magnetic separator, 16-spiral conveying tube.
Embodiment
As shown in Figure 1, this waste disposal plant comprises water inlet pipe 1, line mixer 2, flocculant concentration mouth 3, stirring rake 4, rectangle water outlet 5, baffle plate 6, stirring rake 7, circular water outlet 8, magnet mounting table 9, strong magnet 10, outlet damper 11, rising pipe 12, shore pipe 13, control valve 14, magnetic separator 15, spiral conveying tube 16 at a slow speed fast.
When using this device, overflow sewage with certain pressure is entered by water inlet pipe 1, add flocculation agent and magnetic kind by flocculant concentration mouth 3 simultaneously, in line mixer 2, mix then, enter quick stirring area and stirring area at a slow speed afterwards, in quick stirring rake 4 and enhanced coagulation effect under the effect of stirring rake 7 at a slow speed, enter the settling region then, rapid sedimentation under the effect of strong magnet 10.When settling region mud is stacked into to a certain degree, open control valve 14, mud arrives magnetic separator 15 through shore pipe 13,, under the effect of magnetic separator 15, the magnetic kind is separated, and be transported to flocculant concentration mouth 3 by spiral conveying tube 16, realize the reuse of magnetic kind.

Claims (3)

1. waste disposal plant of flocculation-high speed sedimentation in short-term, it is characterized in that, by quick stirring area, stirring area and settling region three parts are formed at a slow speed, comprise water inlet pipe (1), line mixer (2), flocculant concentration mouth (3), stirring rake (4), rectangle water outlet (5), baffle plate (6), stirring rake (7), circular water outlet (8), magnet mounting table (9), strong magnet (10), water outlet baffle plate (11), rising pipe (12), shore pipe (13), control valve (14), magnetic separator (15), spiral conveying tube (16) at a slow speed fast; Described water inlet pipe (1) is positioned at bottom of device, is provided with line mixer (2) between water inlet pipe (1) and the quick stirring area; Connect flocculant concentration mouth (3) above the line mixer (2); Fast be provided with quick stirring rake (4) in the stirring area, fast stirring area and at a slow speed between the stirring area top of dividing plate establish rectangle water outlet (5), the top of stirring area rectangle water outlet (5) one sides baffled (6) at a slow speed, stirring rake (7) is at a slow speed established in the centre; Circular water outlet (8) is established on dividing plate top between stirring area and the settling region at a slow speed; 45 degree swash plates are established in the bottom, settling region, and magnet mounting table (9) is established in the swash plate bottom, places strong magnet (10) above; The top of water outlet one side of settling region sets out water baffle plate (11), highly is 2/3rds of settling region; Water outlet connects rising pipe (12); The bottom, settling region connects shore pipe (13), and shore pipe (13) connects magnetic separator (15), between shore pipe (13) and the magnetic separator (15) control valve (14) is set; Magnetic separator (15) links to each other with flocculant concentration mouth (3) by spiral conveying tube (16).
2. as the waste disposal plant of flocculation-high speed sedimentation in short-term as described in claims 1, it is characterized in that described circular water outlet (8) position is lower than rectangle water outlet (8); Described rising pipe (12) position is lower than circular water outlet (8).
3. as the waste disposal plant of flocculation-high speed sedimentation in short-term as described in claims 1, it is characterized in that described magnet mounting table is a drawer-like, place strong magnet (10) above.
CN 201110081225 2011-04-01 2011-04-01 Short-time flocculation and high speed sedimentation sewage treatment device Expired - Fee Related CN102126774B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201110081225 CN102126774B (en) 2011-04-01 2011-04-01 Short-time flocculation and high speed sedimentation sewage treatment device

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Application Number Priority Date Filing Date Title
CN 201110081225 CN102126774B (en) 2011-04-01 2011-04-01 Short-time flocculation and high speed sedimentation sewage treatment device

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CN102126774A true CN102126774A (en) 2011-07-20
CN102126774B CN102126774B (en) 2013-06-12

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102603042A (en) * 2012-03-28 2012-07-25 四川环能德美科技股份有限公司 Magnetic separating magnetic drum
CN103408214A (en) * 2012-08-07 2013-11-27 江苏绿威环保科技有限公司 Intelligent conditioning system for deep dehydrating of sludge
CN104402100A (en) * 2014-10-16 2015-03-11 天津科技大学 Preparation method and applications of inorganic flocculant adopting vermiculite mineral as raw material
CN104418458A (en) * 2013-09-03 2015-03-18 兰龙平 Wastewater treating device based on internal circulation and repeated use of nanometer material
CN105084633A (en) * 2015-07-31 2015-11-25 长江水利委员会长江科学院 Eutrophication water body in-situ electromagnetic coupling flocculation precipitation device
CN105692825A (en) * 2016-01-21 2016-06-22 天津大学 Pumping station drainage device for fast processing rainwater by utilizing magnetic flocculation technology and processing method thereof
CN105800878A (en) * 2016-05-12 2016-07-27 天津大学 Magnetic flocculation-pre-reservoir combined split-flow rainwater treatment system
CN106693459A (en) * 2017-02-07 2017-05-24 广州市华鼓环保产品设计有限公司 Horizontal type river and lake water decanting tank
CN107986550A (en) * 2018-01-23 2018-05-04 中科嘉和瑞迪(北京)环境科技发展有限公司 A kind of super magnetic loading Full-automatic water purification equipment
CN108314249A (en) * 2018-02-01 2018-07-24 上海场域环保科技有限公司 A kind of field domain generator

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101041491A (en) * 2007-03-15 2007-09-26 郭玉同 Method for treating industrial wastewater / sewage by two-stage magnetic isolation technique
CN101948198A (en) * 2010-10-19 2011-01-19 江苏大学 Magnetic flocculation reactor
CN101967028A (en) * 2010-07-28 2011-02-09 北京绿景长宏能源环保科技有限公司 High-efficiency purification system integration process for algae, suspended matters and total phosphorus in landscape water body

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101041491A (en) * 2007-03-15 2007-09-26 郭玉同 Method for treating industrial wastewater / sewage by two-stage magnetic isolation technique
CN101967028A (en) * 2010-07-28 2011-02-09 北京绿景长宏能源环保科技有限公司 High-efficiency purification system integration process for algae, suspended matters and total phosphorus in landscape water body
CN101948198A (en) * 2010-10-19 2011-01-19 江苏大学 Magnetic flocculation reactor

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102603042A (en) * 2012-03-28 2012-07-25 四川环能德美科技股份有限公司 Magnetic separating magnetic drum
CN103408214A (en) * 2012-08-07 2013-11-27 江苏绿威环保科技有限公司 Intelligent conditioning system for deep dehydrating of sludge
CN104418458A (en) * 2013-09-03 2015-03-18 兰龙平 Wastewater treating device based on internal circulation and repeated use of nanometer material
CN104402100A (en) * 2014-10-16 2015-03-11 天津科技大学 Preparation method and applications of inorganic flocculant adopting vermiculite mineral as raw material
CN104402100B (en) * 2014-10-16 2016-10-26 天津科技大学 The preparation method and applications of the inorganic flocculating agent with vermiculite mineral as raw material
CN105084633A (en) * 2015-07-31 2015-11-25 长江水利委员会长江科学院 Eutrophication water body in-situ electromagnetic coupling flocculation precipitation device
CN105692825A (en) * 2016-01-21 2016-06-22 天津大学 Pumping station drainage device for fast processing rainwater by utilizing magnetic flocculation technology and processing method thereof
CN105800878A (en) * 2016-05-12 2016-07-27 天津大学 Magnetic flocculation-pre-reservoir combined split-flow rainwater treatment system
CN106693459A (en) * 2017-02-07 2017-05-24 广州市华鼓环保产品设计有限公司 Horizontal type river and lake water decanting tank
CN107986550A (en) * 2018-01-23 2018-05-04 中科嘉和瑞迪(北京)环境科技发展有限公司 A kind of super magnetic loading Full-automatic water purification equipment
CN108314249A (en) * 2018-02-01 2018-07-24 上海场域环保科技有限公司 A kind of field domain generator

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