CN105036397B - Waste water treatment system capable of achieving gradation and self-filtration of sludge - Google Patents

Waste water treatment system capable of achieving gradation and self-filtration of sludge Download PDF

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Publication number
CN105036397B
CN105036397B CN201510478241.1A CN201510478241A CN105036397B CN 105036397 B CN105036397 B CN 105036397B CN 201510478241 A CN201510478241 A CN 201510478241A CN 105036397 B CN105036397 B CN 105036397B
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China
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partition wall
stage
wall
level
water
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CN201510478241.1A
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CN105036397A (en
Inventor
龚祖春
姚卫星
李晓明
肖卓文
马丁伟
高忠武
望开清
郑长华
刘玉杰
王静
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GEZHOUBA GROUP'S ELECTRIC POWER Co Ltd
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GEZHOUBA GROUP'S ELECTRIC POWER Co Ltd
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Priority to CN201610980529.3A priority Critical patent/CN106395931B/en
Priority to CN201610980079.8A priority patent/CN106395930B/en
Priority to CN201510478241.1A priority patent/CN105036397B/en
Publication of CN105036397A publication Critical patent/CN105036397A/en
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F2001/007Processes including a sedimentation step
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00General aspects of water treatment
    • C02F2301/08Multistage treatments, e.g. repetition of the same process step under different conditions
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/14Maintenance of water treatment installations

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  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Filtration Of Liquid (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Treatment Of Sludge (AREA)

Abstract

A waste water treatment system capable of achieving gradation and self-filtration of sludge comprises a water distribution weir, and a first-stage partition wall, a first-stage diversion wall, a second-stage partition wall, a second-stage diversion wall and a third-stage partition wall are sequentially arranged on the distribution weir from the upstream to the downstream. A first-stage water via hole is formed in the bottom of the first-stage partition wall, a second-stage water via hole is formed in the bottom of the second-stage partition wall, and a third-stage water via hole is formed in the bottom of the third-stage partition wall. A zone capable of intercepting large particles and containing medium particles is formed between the side wall of the upstream of the distribution weir and the first-stage partition wall; a zone capable of intercepting the medium particles and containing fine particles is formed between the first-stage diversion wall and the second-stage partition wall; a zone capable of intercepting the fine particles and containing micro particles is formed between the second-stage diversion wall and the third-stage partition wall; a sludge deposit zone through inclined-tube settling is formed by the third-stage partition wall and the side wall of the downstream of the distribution weir. According to the waste water treatment system, precipitation of waste water is conducted through the distribution weir, under the actions of different flow velocities, large-particle waste residue precipitation, medium-particle waste residue precipitation and small-particle waste residue precipitation are conducted in sequence, filter residue layers with different particle sizes are formed, and impurities in subsequent waste water are intercepted.

Description

A kind of body refuse classification is from filter Waste Water Treatment
Technical field
A kind of classification of body refuse of the present invention, from filtering Waste Water Treatment, is related to field of waste water treatment.
Background technology
If sandstone processing waste water directly discharges, soil erosion, river channel sedimentation, pollution environment, the wasting of resources can be caused.I.e. Make to have waste water treatment plant or effluent treatment plant, be all coarse filtration+dosing coagulation+pond precipitation for wastewater treatment, but It is because sandstone processing and mix waste water body refuse content are high, difficult treatment, add that body refuse has certain full aqueouss, dehydration cost phase Work as height.Big position effluent treatment plant is in stopping transport or half stoppage in transit state, very big some period waste water straightly dischargings, the row of stealing.
At present, the domestic handling process basic feasible solution to sandstone processing waste water, but economy is not high.Built all multiplexings Journey is all structures form and the parameter simply applied mechanically in municipal plumbing mostly, without to the water quality characteristic of such waste water and Body refuse characteristic carry out deeper into research, lead to body refuse discharge cycle, discharging modes and body refuse process side during process operation Seriously disconnect between formula, process time, and in dehydration, the coarseparticulate in body refuse easily causes the damage of dehydration equipment Bad.
According to the characteristic of waste water quality, the pollutant affecting waste water quality are mainly high concentration suspended matter.General removal is given up Soluble impurity in water is mainly removed by adding the methods such as flocculant precipitation and natural sedimentation.According to soluble impurity thing Characteristic and particle diameter select different minimizing technology to determine.Self-characteristic can also be utilized for this kind of waste water, more in waste water The granule precipitation of particle diameter forms the slag blanket similar to filter material layer, carries out fractional precipitation to impurities in water by particle diameter, and waste water is passing through During precipitate, the partial particulate in water is deposited thing and intercepts the effect playing from filter, thus reaching the self-cleaning of waste water;Simultaneously to heavy Starch carries out Natural classification by particle diameter, improves the infiltration coefficient of body refuse, is easy to body refuse mummification.
Content of the invention
The present invention provides a kind of body refuse classification from filtering Waste Water Treatment, for the solid containing more particle diameter in waste water Grain and design, be particularly suited for Preservation for Aggregate Production System wastewater treatment it is also possible to for similar with Preservation for Aggregate Production System waste water quality As the field such as washup waste water, recycling of coal washing waste water.
The technical solution adopted in the present invention is:
From filtering Waste Water Treatment, including water distribution weir, the upstream on water distribution weir is to downstream: is sequentially provided with one for a kind of body refuse classification Level partition wall, one-level training wall, two grades of partition walls, two grades of training walls, three-level partition walls.Described one-level partition wall bottom is provided with one-level and crosses water Hole, two grades of partition wall bottoms are provided with two grades of water holes, and three-level partition wall bottom is provided with three-level water hole.The side of the upstream on described water distribution weir Granulomere during bulky grain intercepts is constituted between wall and one-level partition wall;In constituting between one-level training wall and two grades of partition walls, granule intercepts Fine grained area;Constitute fine grained between two grades of training walls and three-level partition wall and intercept microparticle region;Three-level partition wall and water distribution weir The side wall in downstream constitutes tube settling mud accumulation area.
It is provided with inclined tube, Rinsing Area, tube settling mud accumulation area bottom is provided with discharge pipeline in described tube settling mud accumulation area.
Spacing between described one-level partition wall, one-level training wall, two grades of partition walls, two grades of training walls, three-level partition wall progressively becomes Greatly.
Described water hole length is consistent with described partition wall length, and along water (flow) direction, water hole highly incrementally increases.
From filtering Waste Water Treatment, waste water precipitates a kind of classification of body refuse of the present invention through water distribution weir, in the work of different in flow rate With under, carry out bulky grain waste residue precipitation first, secondly carry out middle granule waste residue precipitation, carry out little particle waste residue precipitation, shape again Become the filter cake layer of different-grain diameter, intercept the impurity in follow-up waste water, reach the purpose of the self-purification of water.
Brief description
Fig. 1 is the planar structure schematic diagram of the present invention;
Fig. 2 is the cross-sectional view of the present invention.
Wherein " → " it is water (flow) direction.
Specific embodiment
As shown in Figure 1 and Figure 2, a kind of body refuse classification filters Waste Water Treatment, certainly including water distribution weir 1, the upstream on water distribution weir 1 To downstream: be sequentially provided with one-level partition wall 3, one-level training wall 4, two grades of partition walls 6, two grades of training walls 7, three-level partition walls.Described one-level Partition wall 3 bottom is provided with one-level water hole 2, and two grades of partition wall 6 bottoms are provided with two grades of water holes 5, and three-level partition wall bottom is provided with three-level mistake Water hole 8.In the presence of described partition wall, training wall, vertical folding backflows dynamic current, and flow velocity is from fast to slow.Current pass through partition wall bottom Portion's water hole enters subsequent region.
Granulomere during bulky grain intercepts is constituted between the side wall of the upstream on described water distribution weir 1 and one-level partition wall 3.
In constituting between one-level training wall 4 and two grades of partition walls 6, granule intercepts fine grained area.
Constitute fine grained between two grades of training walls 7 and three-level partition wall and intercept microparticle region.
Three-level partition wall constitutes tube settling mud accumulation area with the side wall in the downstream on water distribution weir 1.
: major precipitation more than 50 μm granules in granulomere in bulky grain interception taking sandstone processing waste water as a example;Middle granule intercepts More than 50 ~ 20 μm granules of fine grained area major precipitation;Fine grained intercepts microparticle region major precipitation more than 20 ~ 10 μm Grain.
It is provided with inclined tube 9, Rinsing Area 10, tube settling mud accumulation area bottom is provided with described tube settling mud accumulation area Discharge pipeline 11.: in tube settling mud accumulation area, inclined tube 9 is arranged at pond upper position, inclined tube 9 taking sandstone processing waste water as a example Below about 50cm clear water zone, is Rinsing Area 10 thereon, and Rinsing Area 10 collects water outlet.Inclined tube 9 is fixed by inclined-tube support, under inclined tube 9 Mouth has about 50cm inhalant region, and inhalant region is presented herein below deposition bucket, the fine grained body refuse that tube settling glides: is mainly less than 10 μm , slip into deposition bucket under gravity, deposition bucket bottom is discharge pipeline 11.
Described one-level partition wall 3, one-level training wall 6, two grades of spacing between training wall 7, three-level partition wall of 4, two grades of partition walls by Step becomes big.The sedimentation velocity of homogeneity granule is relevant with granular size, and the bigger sedimentation of granule is faster, and the required sedimentation time is shorter, The grain more little required sedimentation time is longer.By the increase of training wall, partition wall spacing, realize sewage in flow process, excessively stream is broken Face increases, and realizes flow velocity and progressively reduces, and the granule for different-grain diameter provides the different sedimentation times, is easy to gradation.Thus Realize bulky grain granulomere precipitation in main bulky grain intercepts, middle granule mainly intercepts fine grained area precipitation in middle granule, Fine grained mainly intercepts microparticle region precipitation in fine grained.Meanwhile, it is that the granule not precipitated provides longer Sedimentation time, promote the sedimentation of this grade particles;The thinner granule not being intercepted, enters next area, through the longer time Sedimentation.
Described water hole length is consistent with described partition wall length, and along water (flow) direction, water hole highly incrementally increases.Cross water Hole length is consistent, and height increases, and flow section increases, and flow velocity classification reduces, and is easy to the granule precipitation of different-grain diameter, it is mainly made With identical with above-mentioned effect.Further, since when current pass through water hole, due to change in flow, influent side aperture periphery produces one Determine negative pressure, the granule intercepting sedimentation is caused aspirate;By the difference of water hole aperture height, reduce the change ladder of flow velocity Degree, thus reduce flow velocity change to the adverse effect having settled and having intercepted granule.
Implementation steps:
1), waste water enters granulomere during bulky grain intercepts, and current from up to down flow, and in waste water, bulky grain precipitates at first, And bulky grain intercept in granulomere, gradually form bulky grain intercept filter layer.
2), current, through one-level water hole 2, flow up, and switch to flow downward by the effect of one-level training wall 4, enter Enter middle granule and intercept fine grained area, the medium grain not intercepted in waste water precipitates at first, and intercept fine grained area in middle granule Gradually form middle granule and intercept filter layer.
3), current, through two grades of water holes 5, flow up, and switch to flow downward by the effect of two grades of training walls 7, enter Enter fine grained and intercept microparticle region, the fine grained precipitation not intercepted in waste water, and intercept microparticle region in fine grained Gradually form fine grained and intercept filter layer;Thus completing the classification of body refuse from filter.
4), waste water, through classification from after filter, by three-level water hole 8, enters tube settling mud accumulation area, by inclined tube 9 Effect, form upward flow tube settling, clear water discharged by Rinsing Area 10.Spoil disposal is passed through in the deposition of tube settling mud accumulation area Pipe 11 is discharged.
When in each region, precipitation particle packing to a certain degree constantly, is arranged using water distribution weir 1 top mechanical dredge device timing Slag, the sequencing in the pond flow through by current, first excavate granulomere during bulky grain intercepts, middle granule intercepts fine grained area Filtering residue in first pond, after completing waste residue exclusion, then carries out granulomere in bulky grain interception, middle granule interception fine grained area , fine grained intercept microparticle region, tube settling mud accumulation area, the exclusion of remaining pond filtering residue from water to water outlet.Dig During except body refuse, subsequent one pond intercepts to previous pond waste residue, and each body refuse surplus must not be less than edge on water hole, Ensure from filter system health.
Sandstone flushing waste water flows to sedimentation tank, and in waste water, different-grain diameter silt particle etc. sinks under gravity, in sedimentation tank The sand setting grain diameter of front end is comparatively uniform, concentration, and water penetration is preferable, be easy to mummification.For ease of body refuse mummification, each region Body refuse separately mummification or utilization, prevent mixing from stacking as far as possible.And main sediments are to become silted up in back segment tube settling mud accumulation area Mud, natural-dehydration condition is poor, because its amount is less, can be formed mud cake, be easy to integrated treatment using centrifuge or pressure filter dehydration.

Claims (1)

1. a kind of classification of body refuse is from filtering Waste Water Treatment, including water distribution weir (1) it is characterised in that the upstream of water distribution weir (1) extremely Downstream: be sequentially provided with one-level partition wall (3), one-level training wall (4), two grades of partition walls (6), two grades of training walls (7), three-level partition walls;Institute State one-level partition wall (3) bottom and be provided with one-level water hole (2), two grades of partition wall (6) bottoms are provided with two grades of water holes (5), three-level partition wall Bottom is provided with three-level water hole (8);Constitute bulky grain between the side wall of upstream of described water distribution weir (1) and one-level partition wall (3) to block Granulomere () in cutting;In constituting between one-level training wall (4) and two grades of partition walls (6), granule intercepts fine grained area ();Lead for two grades Constitute fine grained between stream wall (7) and three-level partition wall and intercept microparticle region ();
Three-level partition wall constitutes tube settling mud accumulation area () with the side wall in the downstream on water distribution weir (1).
CN201510478241.1A 2015-08-07 2015-08-07 Waste water treatment system capable of achieving gradation and self-filtration of sludge Active CN105036397B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201610980529.3A CN106395931B (en) 2015-08-07 2015-08-07 A kind of classification of body refuse is from filter wastewater treatment method
CN201610980079.8A CN106395930B (en) 2015-08-07 2015-08-07 A kind of body refuse stagewise waste water treatment system
CN201510478241.1A CN105036397B (en) 2015-08-07 2015-08-07 Waste water treatment system capable of achieving gradation and self-filtration of sludge

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CN201510478241.1A CN105036397B (en) 2015-08-07 2015-08-07 Waste water treatment system capable of achieving gradation and self-filtration of sludge

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CN201610980079.8A Division CN106395930B (en) 2015-08-07 2015-08-07 A kind of body refuse stagewise waste water treatment system

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CN201510478241.1A Active CN105036397B (en) 2015-08-07 2015-08-07 Waste water treatment system capable of achieving gradation and self-filtration of sludge
CN201610980529.3A Active CN106395931B (en) 2015-08-07 2015-08-07 A kind of classification of body refuse is from filter wastewater treatment method

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CN107605027A (en) * 2017-09-30 2018-01-19 武汉圣禹排水***有限公司 A kind of pipe flushing system and its control method
CN108404514A (en) * 2018-04-27 2018-08-17 苏州清荷坊环保科技有限公司 A kind of 3 D stereo precipitating type sewage-treatment plant
CN109289258B (en) * 2018-10-30 2024-03-01 青岛思普润水处理股份有限公司 Water treatment sedimentation tank
CN110538492B (en) * 2019-09-30 2024-04-09 南水北调东线江苏水源有限责任公司 Automatic mud suction device and method for pre-sedimentation tank
CN111939608A (en) * 2020-08-10 2020-11-17 *** Sewage treatment plant is used in weaving based on sewage flows fast
CN116693088A (en) * 2023-05-25 2023-09-05 中国电力工程顾问集团中南电力设计院有限公司 Solar self-control reflux heating precipitation filtration integrated tank in low-temperature environment and control method

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JP3291487B2 (en) * 1999-05-27 2002-06-10 三洋電機株式会社 Fluid removal method
CA2538687C (en) * 2005-03-03 2008-05-06 Udo Staschik Method and portable apparatus for in-transport treatment of waste water
SG165176A1 (en) * 2009-03-10 2011-01-28 Believe In Hope Pte Ltd Water treatment method and apparatus
CN101811800B (en) * 2009-08-28 2011-08-10 刘海亚 Domestic sewage treatment device
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CN106395930A (en) 2017-02-15
CN106395931B (en) 2019-07-16
CN106395931A (en) 2017-02-15
CN105036397A (en) 2015-11-11

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