CN208234699U - A kind of urban sewage treatment system based on the separation of magnetic enhanced coagulation - Google Patents

A kind of urban sewage treatment system based on the separation of magnetic enhanced coagulation Download PDF

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Publication number
CN208234699U
CN208234699U CN201820495293.9U CN201820495293U CN208234699U CN 208234699 U CN208234699 U CN 208234699U CN 201820495293 U CN201820495293 U CN 201820495293U CN 208234699 U CN208234699 U CN 208234699U
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China
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magnetic
duct type
separation
sludge
sewage treatment
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CN201820495293.9U
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Inventor
成磊
王晓明
史佩伟
冉红想
彭欣苓
胡永会
尚红亮
朱道瑶
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BGRIMM Technology Group Co Ltd
North Mine Electrical Technology Co Ltd
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BGRIMM Technology Group Co Ltd
North Mine Electrical Technology Co Ltd
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Abstract

The utility model discloses a kind of urban sewage treatment systems based on the separation of magnetic enhanced coagulation, including sequentially connected duct type pre-magnetization device, coagulating basin, magnetic force accelerated sedimentation equipment, high-speed shearing machine, magnetic kind to recycle dedicated magnetic separator, duct type demagnetizer, duct type demagnetizer.Processing method mainly include sewage premagnetization-magnetic kind load sludge coagulation-helical magnetic field accelerate activated sludge floc precipitating-magnetic kind separate with sludge high speed shear-multipole alternating magnetic field high efficiente callback magnetic kind-magnetic oscillation magnetic kind is demagnetized-magnetic kind adds recycle again.The efficient reuse of the rapid subsidence and " magnetic kind " of microfine suspended matter is realized by the whole process covering of magnetic technology, the waterpower precipitating residence time is greatly decreased, improve sewage treating efficiency, stablize effluent quality, realize the pollutants such as round-the-clock efficient drop total phosphorus, mitigate two stage treatment technical load, will significantly reduce planning occupied area, reduces operating cost.

Description

A kind of urban sewage treatment system based on the separation of magnetic enhanced coagulation
Technical field
The utility model relates to a kind of urban sewage treatment technology more particularly to a kind of cities based on the separation of magnetic enhanced coagulation City's sewage disposal system.
Background technique
Generally contain organic pollutant (COD, BOD5), a large amount of suspended matter (SS) in municipal sewage, and rich in nitrogen, phosphorus member Plain (TN, TP), will generally collect into sewage treatment plant, at physics, chemistry, physical chemistry and biological method Reason.
Municipal sewage plant or regeneration water factory mostly use coagulating sedimentation cooperation biological method to be handled, coagulating sedimentation work The skill feature big using suspended solid density ratio water is separated by solid-liquid separation by sinking to realizing naturally.But it since solid-liquid density difference is small, leads Cause there are hydraulic detention times it is long, unit area processing capacity is small, solid-liquid separation effect is poor the problems such as, become existing sewage treatment Expand and can, mention the bottleneck for being denoted as industry, at the same at present biological treatment system exist to the pollutants index comprehensive removal efficiency such as nitrogen, phosphorus with The big problem of seasonal fluctuations, leads to that the treatment effeciency of existing sewage treatment unit is low, take up a large area, effluent quality is unstable Fixed or even part effluent index is difficult to reach design value.
Utility model content
The purpose of the utility model is to provide a kind of simple municipal sewage treatments efficiently based on the separation of magnetic enhanced coagulation System.
The purpose of this utility model is achieved through the following technical solutions:
The urban sewage treatment system based on the separation of magnetic enhanced coagulation of the utility model, including sequentially connected duct type Pre-magnetization device, coagulating basin, magnetic force accelerated sedimentation equipment, high-speed shearing machine, magnetic kind recycle dedicated magnetic separator, duct type demagnetizer, institute Coagulating basin is stated equipped with flocculant adding apparatus, magnetic kind adding set and flocculation aid adding set, the duct type demagnetizer and mixed Magnetic kind recovery channel is equipped between solidifying pond.
It is provided by the embodiment of the utility model it can be seen from above-mentioned technical solution provided by the utility model to be based on magnetic strength The urban sewage treatment system for changing coagulation separation realizes the rapid subsidence of microfine suspended matter by the whole process covering of magnetic technology With the efficient reuse of " magnetic kind ", the waterpower precipitating residence time is greatly decreased, improves sewage treating efficiency, stablizes effluent quality, it is real The pollutants such as existing round-the-clock efficient drop total phosphorus, mitigate two stage treatment technical load, will significantly reduce planning occupied area, reduce Operating cost.
Detailed description of the invention
Fig. 1 is the structure of the urban sewage treatment system provided by the embodiment of the utility model based on the separation of magnetic enhanced coagulation Schematic diagram.
In figure:
1- duct type pre-magnetization device;2- coagulating basin;3- flocculant;4- magnetic kind;5- flocculation aid;6- magnetic force accelerated sedimentation equipment; 7- high-speed shearing machine;8- magnetic kind recycles dedicated magnetic separator;9- duct type demagnetizer.
Specific embodiment
The utility model embodiment will be described in further detail below.Do not make in the utility model embodiment in detail The content of description belongs to the prior art well known to professional and technical personnel in the field.
The urban sewage treatment system based on the separation of magnetic enhanced coagulation of the utility model, preferable specific embodiment As shown in Figure 1:
It is returned including sequentially connected duct type pre-magnetization device, coagulating basin, magnetic force accelerated sedimentation equipment, high-speed shearing machine, magnetic kind Dedicated magnetic separator, duct type demagnetizer are received, the coagulating basin is equipped with flocculant adding apparatus, magnetic kind adding set and flocculation aid and adds Feeder apparatus is equipped with magnetic kind recovery channel between the duct type demagnetizer and coagulating basin.
The magnetic kind recovery channel is equipped with duct type demagnetizer.
Sludge return pipe is equipped between the sludge outlet and coagulating basin of the magnetic force accelerated sedimentation equipment.
The sludge return pipe is equipped with sludge pump.
The utility model carries out the method for the treatment of city waste water separated based on magnetic enhanced coagulation, comprising steps of
Magnetization treatment is carried out to sewage first, sewage premagnetization is realized using duct type pre-magnetization device, with strengthening subsequent process The electrical of middle suspended particulate neutralizes;
Sewage after premagnetization enters coagulating basin, is realized in sewage by dosing magnetic kind, flocculant, flocculation aid in coagulating basin Suspended contaminant forms magnetic coagulation floccule body;
The activated sludge floc of magnetic coagulation high-efficiency sedimentation in magnetic force accelerated sedimentation equipment in water, the clear water point with upper layer overflow From;
Primary water is water outlet, and the sludge part of sedimentation flows back into coagulating basin through sludge reflux pump and continues to participate in reaction, remaining Part feeds high-speed shearing machine and realizes that magnetic kind and sludge are broken up, and then recycles dedicated magnetic separator by magnetic kind and recycles magnetic kind, recycling After magnetic kind afterwards eliminates magnetic coagulation by duct type demagnetizer, then it is added in coagulating basin and recycles;
Sludge enters subsequent Treatment of Sludge link.
Magnetic field strength >=1000Gs of the duct type pre-magnetization device action space, magnetic kind are TFe grade in 65% or more, grain Spend the magnet fine powder of -200 80% or more mesh;
The flocculant is PB1 gene, and flocculation aid is polyacrylamide PAM;
Magnetic field strength >=1000Gs of the magnetic force accelerated sedimentation equipment action space, the activated sludge floc sedimentation of magnetic load Speed reaches 3 ㎝ s-1
It is 3500Gs-6500Gs that the magnetic kind, which recycles dedicated magnetic separator magnetic field strength,;
The duct type demagnetizer action space magnetic field strength >=1000Gs.
The sewage of this method processing includes municipal wastewater, river black and odorous water, industrial wastewater, villages and small towns sewage.
The urban sewage treatment system based on the separation of magnetic enhanced coagulation of the utility model, solves existing coagulating sedimentation work The problem that skill treatment effeciency is low, take up a large area, effluent quality is unstable etc..
Specific embodiment:
Mainly include sewage premagnetization-magnetic kind load sludge coagulation-helical magnetic field accelerate activated sludge floc precipitating-magnetic kind with Sludge high speed shear separation-multipole alternating magnetic field high efficiente callback magnetic kind-magnetic oscillation magnetic kind is demagnetized-and magnetic kind adds circulation benefit again With.
Magnetization treatment is carried out to sewage first, sewage premagnetization is realized using duct type pre-magnetization device, with strengthening subsequent process The electrical of middle suspended particulate neutralizes;Sewage after premagnetization enters coagulating basin, by dosing magnetic kind in coagulating basin, flocculant, helping Solidifying agent realizes that suspended contaminant forms magnetic coagulation floccule body in sewage;The activated sludge floc of magnetic coagulation is in magnetic force accelerated sedimentation in water Settling apparatus in high-efficiency sedimentation, separated with the clear water of upper layer overflow;Primary water is water outlet, and the sludge part of sedimentation is returned through sludge Stream blowback flows to coagulating basin and continues to participate in reaction, and rest part feeds high-speed shearing machine and realizes that magnetic kind and sludge are broken up, then leads to Crossing the dedicated magnetic separator recycling magnetic kind of magnetic kind recycling can throw again after magnetic kind after the recovery eliminates magnetic coagulation by duct type demagnetizer It is added in coagulating basin and recycles;Sludge enters subsequent Treatment of Sludge link.
The accessible sewage of this method includes municipal wastewater, river black and odorous water, industrial wastewater, villages and small towns sewage etc..
Magnetic field strength >=1000Gs of duct type pre-magnetization device action space;Magnetic kind is TFe grade in 65% or more, granularity- The magnet fine powder of 200 80% or more mesh;Flocculant can be PB1 gene, and flocculation aid can be polyacrylamide PAM;Magnetic force The activated sludge floc sinking speed of magnetic field strength >=1000Gs of accelerated sedimentation equipment action space, magnetic load reach 3 ㎝ s-1, It is 3500Gs-6500Gs that magnetic kind, which recycles dedicated magnetic separator magnetic field strength,;Duct type demagnetizer action space magnetic field strength >= 1000Gs。
The utility model realizes the rapid subsidence and " magnetic kind " of microfine suspended matter by the whole process covering of magnetic technology Efficient reuse is greatly decreased the waterpower precipitating residence time, improves sewage treating efficiency, stablizes effluent quality, realize round-the-clock height The pollutants such as effect drop total phosphorus, mitigate two stage treatment technical load, will significantly reduce planning occupied area, reduce operating cost.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art can readily occur in the technical scope that the utility model discloses Change or replacement, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should Subject to the scope of protection of the claims.

Claims (4)

1. a kind of urban sewage treatment system based on the separation of magnetic enhanced coagulation, which is characterized in that including sequentially connected pipeline Formula pre-magnetization device, coagulating basin, magnetic force accelerated sedimentation equipment, high-speed shearing machine, magnetic kind recycle dedicated magnetic separator, duct type demagnetizer, The coagulating basin be equipped with flocculant adding apparatus, magnetic kind adding set and flocculation aid adding set, the duct type demagnetizer with Magnetic kind recovery channel is equipped between coagulating basin.
2. the urban sewage treatment system according to claim 1 based on the separation of magnetic enhanced coagulation, which is characterized in that described Magnetic kind recovery channel is equipped with duct type demagnetizer.
3. the urban sewage treatment system according to claim 2 based on the separation of magnetic enhanced coagulation, which is characterized in that described Sludge return pipe is equipped between the sludge outlet and coagulating basin of magnetic force accelerated sedimentation equipment.
4. the urban sewage treatment system according to claim 3 based on the separation of magnetic enhanced coagulation, which is characterized in that described Sludge return pipe is equipped with sludge pump.
CN201820495293.9U 2018-04-09 2018-04-09 A kind of urban sewage treatment system based on the separation of magnetic enhanced coagulation Active CN208234699U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820495293.9U CN208234699U (en) 2018-04-09 2018-04-09 A kind of urban sewage treatment system based on the separation of magnetic enhanced coagulation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820495293.9U CN208234699U (en) 2018-04-09 2018-04-09 A kind of urban sewage treatment system based on the separation of magnetic enhanced coagulation

Publications (1)

Publication Number Publication Date
CN208234699U true CN208234699U (en) 2018-12-14

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Country Status (1)

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