CN103466773B - ladder tower flocculation reaction device - Google Patents
ladder tower flocculation reaction device Download PDFInfo
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- CN103466773B CN103466773B CN201310456731.2A CN201310456731A CN103466773B CN 103466773 B CN103466773 B CN 103466773B CN 201310456731 A CN201310456731 A CN 201310456731A CN 103466773 B CN103466773 B CN 103466773B
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Abstract
Ladder tower flocculation reaction device, comprise a vertical tower structure, vertical tower comprises oval stepped plate, lacing wire, vertical baffle and each assembly of lower end flare, under tower, end is provided with flare, laterally be provided with 2-5 circle circle or oval ladder platen from top to bottom, 2-5 circle circle or oval size reduce from top to bottom, lacing wire is used for the connection between stepped plate, the vertical direction vertical with ladder platen is provided with some supporting clapboards, the middle of tower level is provided with cross flow-disturbing dividing plate, stepped plate and lacing wire rice font comprise supporting clapboard and all adopt with stepped plate and weld or bolt connecting mode.Ladder tower flocculation apparatus has good erosion resistance, the features such as intensity is high, good looking appearance, easy for installation, flocculating effect good, head loss is little, flocculation time is short.Ladder flocculation reaction device, can produce high frequency spectrum vortex, reaches and strengthens flocculate particles contact, collision frequency, improve particle effective collision rate in water.
Description
Technical field
The present invention relates to a kind of novel flocculation reaction device, can be widely used in the feedwater in the fields such as municipal administration, printing and dyeing, chemical industry, electric power, wastewater treatment.
Background technology
Water is valuable natural resources, is the essential material of industrial and agricultural production and people's lives.Industrial and agricultural production develops rapidly, and many districts service discharge is day by day not enough, and water body is polluted simultaneously, and some source qualities worsen increasingly.Simultaneously along with the raising of living standards of the people, people are also more and more stricter to the requirement of Drinking Water water quality, and the flocculation treatment process as important step in Water purification embodies all the more its importance.Conventional flocculation process has grid, flocculation pool of grid strip, folded plate flocculator, mechanical stirring flocculation basin etc.: as CN201110026852.4 central gridding flocculation well.At least one waffle slab is set in flocculation well, with flow velocity direction at right angle setting in flocculation well; Waffle slab one end is fixed on the wall of inlet well, and the other end is fixed on the flocculation borehole wall.Multiple waffle slab along the direction of current in flocculation well, can be arranged by perforate mode from small to large.
CN200410053272.4 flocculation reactor is a kind of material filling type flocculation reactor.Improve the micro swirl density of flocculation reactor, significantly shorten the flocculation reaction time, improve flocculating effect, and deposition can be avoided to prevent blocking.Be applicable to various water treatment occasion and other fluid handling occasions.
201110449704.3 a flocculation reaction equipment, it comprises reaction tank body, multiple fixed link and multiple flocculation reaction unit, described fixed link is arranged in described reaction tank body, described multiple flocculation reaction unit is arranged on described multiple fixed link, and each flocculation reaction unit comprises the herring-bone benching be arranged on described fixed link and the herring-bone vortex shedder be installed on described herring-bone benching.The flocculation reaction unit of flocculation reaction equipment of the present invention is provided with herring-bone vortex shedder, particle collision probability can be made greatly to improve, shorten the time needed for conventional flocculation reaction, and the final alumen ustum formed can improve by settling property, easier precipitate and separate.
CN201010110756.3 flocculation reactor, comprise water-in, water outlet, reactor body between described water-in and described water outlet, described reactor body comprises a width continually varying spiral sluice, and described width continually varying spiral sluice is for making the gradient consecutive variations of flow velocity in described flocculation reactor and reducing gradually.In general, all there is the problems such as hybrid reaction is uneven, pond body structure relative complex, the easy deposition of end in prior art, in view of the drawback of common process, researches and develops new and effective ladder tower flocculation reaction equipment.
Summary of the invention
The present invention seeks to: propose a kind of new and effective flocculation reaction device, be applicable to the one-level coagulating kinetics of various feedwater, sewage.A kind of novel ladder tower flocculation reaction device is especially proposed, can realize producing tiny flocculation body after water mixes with medicament, be condensed into the flocs unit with good physical behavior within a short period of time, and there is enough large granularity, density and intensity, for impurity particle is precipitating the good condition of the rapid settlement separate creation of clarification stage.
Technical scheme of the present invention is, ladder tower flocculation reaction device, comprise a vertical tower structure, vertical tower comprises oval stepped plate, lacing wire, vertical baffle and each assembly of lower end flare, under tower, end is provided with flare, laterally be provided with 2-5 circle circle or oval ladder platen from top to bottom, 2-5 circle circle or oval size reduce from top to bottom, lacing wire is used for the connection between stepped plate, the vertical direction vertical with ladder platen is provided with some supporting clapboards, the middle of tower level is provided with cross flow-disturbing dividing plate, stepped plate and lacing wire rice font comprise supporting clapboard and all adopt with stepped plate and weld or bolt connecting mode, reaction unit can adopt polypropylene or stainless material processing and fabricating.
Reaction unit integral level is arranged in flocculation basin, flocculation basin body be provided with into water and water outlet, bottom be taper mud-removing bucket, shore pipe is furnished with bottom bucket, water source flows through reaction unit (according to flocculation basin general arrangement, water source also can flow from top to down) from below to up, by the adjustment of the horizontal and vertical spacing to oval stepped plate, change the final condition of turbulent fluidised form, increase the turbulence degree of Turbulence Flow, form highdensity little vortex, improve flocculating effect.
Ladder tower flocculation reaction device, as feedwater, the important flocculation assembly of wastewater treatment coagulation-settlement process section, modular designs can be carried out and be installed in integrated flocculation sedimentation tank, the mechanical rotating part of equipment own, Non-energy-consumption, single unit system lifting is placed in steel or concrete basin, pond body can be designed to rectangle or square according to the process water yield and device type, this reaction unit is by forming a large flow channels with pond body, in this passage, ladder tower stepped plate regulates the convergent-divergent that upward flow or the lower water to stream carry out flow velocity, the best hydraulic gradient of this device according to flocculation in earlier stage, mid-term, later stage is divided into three grades, cross stepped plate optimum flow rate and be respectively 0.16 ~ 0.18m/s, 0.13 ~ 0.15m/s, 0.10 ~ 0.12m/s, occurs 2 ~ 5 times between current and stair-step, dividing plate, gusset and collides, form countless small eddy current at the edge such as dividing plate, gusset.
This novel flocculation reaction unit mainly utilizes the instantaneous mixing principle of high-gradient, and segmentation is turbulent fluctuation at a slow speed, realize particle and medicament in water abundant, repeatedly touch.In single flocculation basin, Transverse to the flow direction arranges 2 to 5 road staged dividing plates, arranges asymmetric vertical baffle and supports, will produce high frequency vortex when current flow through dividing plate, increase particle collision number of times, improve effective collision rate along water (flow) direction.Ladder tower flocculation apparatus provides good hydrodynamic conditions for medicament fully contacts with the particle in water, can produce the alumen ustum nucleon of closely knit easy precipitation at flocculation basin back segment.According to different raw water qualities and water scale processed when reality uses, carry out hydraulic classification and fluidised form control, control energy consumption of turbulent flow in water, reasonable, fully to distribute vortex fluidised form distribution, can obtain desirable flocculating effect.Ladder tower flocculation apparatus has good erosion resistance, the features such as intensity is high, good looking appearance, easy for installation, flocculating effect good, head loss is little, flocculation time is short.By arranging one group to tens groups ladder flocculation reaction device in Vertical Flow flocculation tank, high frequency spectrum vortex can be produced, reaching and strengthening flocculate particles contact, collision frequency, improving the effect of particle effective collision rate in water.
By perpendicular to lateral partitions water (flow) direction being provided with multi-step formula, have employed asymmetric vertical supporting gusset between ladder dividing plate and the lacing wire of rice font is strengthened, complete assembly can adopt polypropylene or stainless material processing and manufacturing shaping.In-site installation is convenient, only needs integral hoisting, simple and easy fixing, without the need to lower margin or the support of pre-buried complexity.
Beneficial effect of the present invention is:
1. can conservative control turbulent eddies yardstick and quantity, increase contact-impact number of times and the effective collision number of times of particle in flocculation basin, improve flocculation reaction effect;
2. flocculation time is short: this form within flocculation time can foreshorten to 6mins, can reduce flocculation basin and take up an area, save the investment of civil engineering about 50%.
3. fluid resistance is little: single seat ladder tower height degree is 2 ~ 1:1 with major diameter ratio, and neighbouring stepped plate spacing is 400 ~ 800mm, and vertical supporting dividing plate is 300 ~ 500mm, and porosity is large, and fluid head loss is little, and water resistance is generally at 20 ~ 30mm.
Ladder tower flocculation apparatus has good erosion resistance, the features such as intensity is high, good looking appearance, easy for installation, flocculating effect good, head loss is little, flocculation time is short.By arranging one group to tens groups ladder flocculation reaction device in Vertical Flow flocculation tank, high frequency spectrum vortex can be produced, reaching and strengthening flocculate particles contact, collision frequency, improving the effect of particle effective collision rate in water.The present invention adopts polypropylene or stainless steel manufacture, and structure is ingenious, appearance looks elegant, easy for installation, is the renewal product of conventional flocculation reaction equipment.
Accompanying drawing explanation
Fig. 1 is facade sectional structure schematic diagram of the present invention.
Fig. 2 is plan structure schematic diagram of the present invention.
Embodiment
Ladder tower flocculation reaction device basic structure as shown in Figure 1, 2, under tower 5, end is provided with flare 1, is transversely provided with the oval ladder platens 2 of two circles and (rice font) lacing wire 3, vertical direction are provided with supporting clapboard 4, tower middle is provided with cross flow-disturbing dividing plate, stepped plate and lacing wire comprise supporting clapboard and all adopt with stepped plate and weld or bolt connecting mode, and reaction unit can adopt polypropylene or stainless material processing and fabricating.
Ladder tower flocculation reaction device, as feedwater, the important flocculation assembly of wastewater treatment coagulation-settlement process section, modular designs can be carried out and be installed in integrated flocculation sedimentation tank, the mechanical rotating part of equipment own, Non-energy-consumption, single unit system lifting is placed in steel or concrete basin, pond body can be designed to rectangle or square according to the process water yield and device type, this reaction unit is by forming a large flow channels with pond body, in this passage, ladder tower stepped plate regulates the convergent-divergent that upward flow or the lower water to stream carry out flow velocity, the best hydraulic gradient of this device according to flocculation in earlier stage, mid-term, later stage is divided into three grades, cross stepped plate optimum flow rate and be respectively 0.16 ~ 0.18m/s, 0.13 ~ 0.15m/s, 0.10 ~ 0.12m/s, occur 2 ~ 5 times between current and stair-step, dividing plate, gusset to collide, countless small eddy current is formed at the edge such as dividing plate, gusset, farthest add the collision probability of flco, particulate matter in water can form closely knit flocculation nucleon at short notice, significantly improves the effect of post precipitation segregation section.
It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.The all available prior art of each integral part not clear and definite in the present embodiment is realized.
Claims (1)
1. ladder tower flocculation reaction device, comprise vertical tower structure, vertical tower comprises oval stair-step plate, lacing wire, vertical supporting clapboard and each assembly of lower end flare, under tower, end is provided with flare, laterally being provided with 2-5 from top to bottom encloses oval stair-step plate, 2-5 circle circle or oval size reduce from top to bottom, adopt lacing wire for the connection between stair-step plate, the vertical direction vertical with stair-step plate is provided with some supporting clapboards, the middle of tower level is provided with cross flow-disturbing dividing plate, described lacing wire is the lacing wire of rice font, stepped plate and the lacing wire of rice font, supporting clapboard all adopts with stair-step plate and welds or bolt connecting mode, tower bottom is taper mud-removing bucket, shore pipe is furnished with bottom bucket, water source flows through reaction unit from below to up, by the adjustment of the horizontal and vertical spacing to oval stair-step plate, change the final condition of turbulent fluidised form, increase the turbulence degree of Turbulence Flow, form highdensity little vortex, improve flocculating effect, ladder tower flocculation reaction device integral level is arranged in flocculation tank, and flocculation tank body is provided with into water and water outlet,
Adopt asymmetric vertical supporting clapboard and the lacing wire of rice font to strengthen being vertically to multi-step stepped plate that water (flow) direction is arranged, complete assembly adopt polypropylene or stainless material processing and manufacturing shaping;
By arranging one group to tens groups ladder tower flocculation reaction device in Vertical Flow flocculation tank, high frequency spectrum vortex can be produced, reaching and strengthening flocculate particles contact, collision frequency, improving particle effective collision rate in water.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310456731.2A CN103466773B (en) | 2013-09-29 | 2013-09-29 | ladder tower flocculation reaction device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310456731.2A CN103466773B (en) | 2013-09-29 | 2013-09-29 | ladder tower flocculation reaction device |
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| CN103466773A CN103466773A (en) | 2013-12-25 |
| CN103466773B true CN103466773B (en) | 2015-08-26 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2335960Y (en) * | 1998-11-23 | 1999-09-01 | 浙江京泰水工业设备有限公司 | Frame type flat folded plate flocculator |
| KR100814070B1 (en) * | 2007-08-30 | 2008-03-14 | 정석환 | Vortex-type chemical mixture apparatus for water-treatment |
| CN203007000U (en) * | 2012-12-20 | 2013-06-19 | 黄河勘测规划设计有限公司 | Vertical grid flocculation basin |
| CN203112565U (en) * | 2013-01-17 | 2013-08-07 | 上海富大同诺环境科技有限公司 | Micro-eddy water purifier |
-
2013
- 2013-09-29 CN CN201310456731.2A patent/CN103466773B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2335960Y (en) * | 1998-11-23 | 1999-09-01 | 浙江京泰水工业设备有限公司 | Frame type flat folded plate flocculator |
| KR100814070B1 (en) * | 2007-08-30 | 2008-03-14 | 정석환 | Vortex-type chemical mixture apparatus for water-treatment |
| CN203007000U (en) * | 2012-12-20 | 2013-06-19 | 黄河勘测规划设计有限公司 | Vertical grid flocculation basin |
| CN203112565U (en) * | 2013-01-17 | 2013-08-07 | 上海富大同诺环境科技有限公司 | Micro-eddy water purifier |
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| CN103466773A (en) | 2013-12-25 |
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Effective date of registration: 20200723 Address after: No.23, Liuzhou North Road, Jiangbei new district, Nanjing, Jiangsu Province, 211500 Patentee after: Nanjing State Environmental Protection Co.,Ltd. Address before: 211048 room 03, building 420, high tech Development Zone, Pukou District, Jiangsu, Nanjing Patentee before: NANJING GUONENG ENVIRO-PROTECTION PROJECT Co.,Ltd. |
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