CN105347563B - A kind of air supporting and filtering integral device - Google Patents

A kind of air supporting and filtering integral device Download PDF

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Publication number
CN105347563B
CN105347563B CN201510851201.7A CN201510851201A CN105347563B CN 105347563 B CN105347563 B CN 105347563B CN 201510851201 A CN201510851201 A CN 201510851201A CN 105347563 B CN105347563 B CN 105347563B
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China
Prior art keywords
unicom
storage tank
pipeline
zone
filtering
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CN201510851201.7A
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Chinese (zh)
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CN105347563A (en
Inventor
王奇
孙涛
黄俊波
刘歆华
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Wuxi Gongyuan Environmental Science and Technology Co., Ltd.
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Wuxi Gongyuan Machinery Co Ltd
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Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water, or sewage
    • 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
    • C02F1/006Water distributors either inside a treatment tank or directing the water to several treatment tanks; Water treatment plants incorporating these distributors, with or without chemical or biological tanks
    • 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
    • C02F1/24Treatment of water, waste water, or sewage by flotation
    • 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
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • 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
    • C02F1/66Treatment of water, waste water, or sewage by neutralisation; pH adjustment
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/30Organic compounds
    • C02F2101/32Hydrocarbons, e.g. oil
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00Controlling or monitoring parameters in water treatment
    • C02F2209/08Chemical Oxygen Demand [COD]; Biological Oxygen Demand [BOD]
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00Controlling or monitoring parameters in water treatment
    • C02F2209/10Solids, e.g. total solids [TS], total suspended solids [TSS] or volatile solids [VS]
    • 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

Abstract

The present invention provides a kind of air supporting and filtering integral devices, can realize greatly improving for removal efficiency.It includes pond body and air dissolving system, which is characterized in that pond body includes air flotation zone and filtering area;Air flotation zone includes reaction zone, contact mixed zone and the Disengagement zone being separated by partition board, and reaction zone and contact mixed zone pass through water distributor unicom;Filtering area is equipped with sewage collecting tank and by the filtering ponds of pipeline successively unicom, filtered fluid storage tank, tubular type membrane filter and film clear liquid storage tank, and sewage collecting tank is located above filtering ponds and is equipped with overflow port, and sewage collecting tank passes through pipeline unicom with Disengagement zone.

Description

A kind of air supporting and filtering integral device
Technical field
The present invention relates to sewage disposal devices, and in particular to a kind of air supporting and filtering integral device.
Background technology
Air supporting is a kind of equipment being widely used in industrial wastewater and urban sewage treatment, plays separation of solid and liquid and person's oil The effect of water separation.Its operation principle is:The micro-bubble for forming high degree of dispersion in water, adheres to industrial wastewater and municipal sewage In hydrophobic solid or liquid particles, after particle adheres to bubble, form apparent density and float to the water surface less than the flco of water, shape It is stripped off at scum layer, to realize the process of solid-liquid or water-oil separating.But sewage still has portion after conventional airfloat equipment Divide suspended matter residual, such as the COD of colloidal attitude and remaining macromolecular substances.
Invention content
In view of the above-mentioned problems, the present invention provides a kind of air supporting and filtering integral device, decontaminated water can be further removed In colloidal attitude COD and remaining macromolecular substances, improve the removal efficiency of suspended matter.
Its technical solution is such comprising pond body and air dissolving system, which is characterized in that the pond body includes air flotation zone And filtering area;The air flotation zone includes reaction zone, contact mixed zone and the Disengagement zone being separated by partition board, the reaction zone Pass through water distributor unicom with the contact mixed zone;The filtering area is equipped with sewage collecting tank and passes through pipeline successively unicom Filtering ponds, filtered fluid storage tank, tubular type membrane filter and film clear liquid storage tank, the sewage collecting tank is located above the filtering ponds, And it is equipped with overflow port, the sewage collecting tank passes through pipeline unicom with the Disengagement zone.
Further, the filtering area further includes regulating reservoir, and the film clear liquid storage tank passes through pipeline unicom, institute with regulating reservoir It states pond body side and is equipped with grug feeding jar, the grug feeding jar includes flocculant grug feeding jar, sour grug feeding jar, alkali grug feeding jar and Membrane cleaning medicine Tank, the feeding port of the flocculant grug feeding jar and the reaction zone by pipeline unicom, the acid grug feeding jar and alkali grug feeding jar With the regulating reservoir by pipeline unicom, the feeding port of the Membrane cleaning medicinal cupping is joined with tubular type membrane filter by pipeline feeding port It is logical.
Further, the filtrate (liquid of the filtered fluid storage tank, the film clear liquid storage tank enter water by pipeline and water pump Mouthful unicom, the sewage inlet and backwash water outlet unicom of the mouth by pipeline and water pump of the membrane filter, the water pump and The filtrate (liquid of the filtered fluid storage tank, the sewage inlet of the film clear liquid storage tank and the membrane filter and backwash mouth connection It is respectively equipped with valve on logical pipeline, the clear water in film clear liquid storage tank is extracted to tubular membrane mistake by the open and close control water pump of valve Filter carries out backwash operation, to restore the membrane flux of tubular type membrane filter.
Further, the overflow port is equipped with downflow weir.
Using the present invention, sewage passes through reaction zone, contact mixed zone and Disengagement zone successively in air flotation zone, by Bubble-floating Method into The preliminary separation of solid and liquid of row and fluid separation;Into after filtering area, passes through filtering ponds, tubular type membrane filter successively, further remove The COD of colloidal attitude in decontaminated water and remaining macromolecular substances, to improve the removal efficiency of suspended matter.In addition, by On the basis of air supporting original structure, installation filtering ponds, filtered fluid storage tank, tubular type membrane filter and film clear liquid storage tank so that the dress A variety of processing functions can be integrated in a limited space by setting, and not only have floor space small, with good investment, and equipment is relative to normal For advising airfloat equipment, SS, coloration, removal of heavy metal ions rate are intended to significantly improve.
Description of the drawings
Fig. 1 is the main structure diagram of the present invention.
Fig. 2 is the overlooking structure diagram of the present invention.
Fig. 3 is the left view structural representation of the present invention.
Fig. 4 is the right side structural representation of the present invention.
Specific implementation mode
As shown in Figures 1 to 4, a kind of air supporting and filtering integral device comprising pond body 1 and air dissolving system, molten gas system System includes dissolving and high-pressure pump, and pond body 1 includes air flotation zone and filtering area;Air flotation zone includes by partition board 28, partition board 5, partition board 29 reaction zone 3, contact mixed zone 4 and the Disengagement zone 6 being separated, reaction zone 3 are equipped with water inlet pipe 2 and blender and and contact Mixed zone 4 is by 20 unicom of water distributor, and dissolved air water outlet pipe and contact 4 unicom of mixed zone of dissolving, 6 top of Disengagement zone is equipped with Slag Scraping Device 7 and in 7 corresponding slag chute 9 of Slag Scraping Device, slag chute 9 is equipped with and leads slag weir 8;Filtering area be equipped with sewage collecting tank 10 and Pass through the filtering ponds 16 of pipeline successively unicom, filtered fluid storage tank 21, tubular type membrane filter 14 and film clear liquid storage tank 22, sewage collecting Slot 10 is located at 16 top of filtering ponds and is equipped with overflow port, and overflow port is equipped with downflow weir 11 to adjust flood level, filtering ponds 16 Interior to be equipped with filtrate, filter cap and filter plate, sewage collecting tank 10, by 19 unicom of communicating pipe, communicating pipe is located at Disengagement zone 6 with Disengagement zone 6 Interior position is equipped with collector pipe 18, and filtered fluid storage tank 21 also passes through pipeline, high-pressure pump unicom dissolving, several tubular type membrane filtrations Device 14 is arranged on the side wall of flotation tank 1, sewage inlet 141, backwash mouth 143, the purified liquor outlet of each tubular type membrane filter 14 142, outlet of sewer 144 is arranged in parallel respectively, and the outlet of sewer of tubular type membrane filter 14 passes through pipeline and 3 unicom of reaction zone.
Filtering area further includes regulating reservoir 23, and with regulating reservoir 23 by pipeline unicom, regulating reservoir is equipped with film clear liquid storage tank 22 Outlet pipe 13,1 side of pond body are equipped with grug feeding jar 17, and grug feeding jar 17 includes flocculant grug feeding jar, sour grug feeding jar and alkali grug feeding jar, wadding By pipeline unicom, the feeding port of sour grug feeding jar and alkali grug feeding jar passes through with regulating reservoir for the feeding port of solidifying agent grug feeding jar and reaction zone Pipeline unicom, the Membrane cleaning medicinal cupping(It is not shown in figure)Feeding port and tubular type membrane filter pass through pipeline unicom.Partition board 12, Filtering area is divided into filtering ponds 16, filtered fluid storage tank 21, film clear liquid storage tank 22 and regulating reservoir 23 by 30 cross of partition board.
Filtrate (liquid, the film clear liquid storage tank 22 of filtered fluid storage tank 21 pass through the water inlet unicom of pipeline and water pump 15, film mistake The sewage inlet 141 and backwash water outlet unicom of the mouth 143 by pipeline and water pump 15, water pump 15 of filter 14 are stored up with filtered fluid The filtrate (liquid of slot 21, the sewage inlet 141 of film clear liquid storage tank 22 and membrane filter 14 and the pipeline for backwashing 143 unicom of mouth On be respectively equipped with valve 25,27,24,26, the clear water in film clear liquid storage tank is extracted to tubular type by the open and close control water pump of valve Membrane filter carries out backwash operation, to restore the membrane flux of tubular type membrane filter, specifically, the film when tubular type membrane filter is logical Amount declines, and closes valve 24,25, opens valve 26,27, changes the direction of a stream of water, and film clear liquid storage tank 22 is extracted by water pump 15 Clear water backwashes tubular type membrane filter, to restore membrane flux.After clear water self counter flushing mouth 143 flows into, membrane tube is carried out Backwash, rinses the impurity of generation, sewage is expelled to reaction zone 3 from outlet of sewer 144.
The course of work is as follows:1, sewage enters reaction zone 3 from water inlet pipe 2, carries out flocculation reaction;2, by water distributor 20 into Enter to contact mixed zone 4, and mixed herein with dissolved air water so that microbubble can effectively be adhered to floc particle surface, be formed Gross density is less than the particle of water;3, enter Disengagement zone 6 by partition board 5, and carry out FLOTATION SEPARATION herein, completion was separated by solid-liquid separation Journey;4, the sewage of preliminary treatment is flowed by overflow port containing filter by collector pipe 18, communicating pipe 19 entering sewage collecting tank 10 The filtering ponds 16 of material;5, the sewage of preliminary treatment enters filtered fluid storage tank 21 in filtering ponds 16 after filtering;6, pass through water pump 15 Sewage in filtered fluid storage tank 21 is squeezed into tubular type membrane filter 14 to filter, the clear water obtained after the filtering of tubular type membrane filter enters The sewage backflow of film clear liquid storage tank 22, tubular type membrane filter enters reaction zone 3;7, the stream of film clear liquid storage tank 22 stops regulating tank 23, root Acid, lye in sour grug feeding jar and alkali grug feeding jar are launched according to the pH value of clear water in regulating tank 23, it is neutrality to adjust PH.

Claims (1)

1. a kind of air supporting and filtering integral device comprising pond body and air dissolving system, which is characterized in that the pond body includes gas Floating region and filtering area;The air flotation zone includes reaction zone, contact mixed zone and the Disengagement zone being separated by partition board, described anti- Area and the contact mixed zone is answered to pass through water distributor unicom;The filtering area is equipped with sewage collecting tank and is joined successively by pipeline Logical filtering ponds, filtered fluid storage tank, tubular type membrane filter and film clear liquid storage tank, the sewage collecting tank are located on the filtering ponds Side is simultaneously equipped with overflow port, and the sewage collecting tank passes through pipeline unicom with the Disengagement zone;
The filtrate (liquid of the filtered fluid storage tank, the film clear liquid storage tank pass through the water inlet unicom of pipeline and water pump, the film The sewage inlet and backwash water outlet unicom of the mouth by pipeline and water pump, the water pump and the filtered fluid storage tank of filter Filtrate (liquid, the film clear liquid storage tank and the membrane filter sewage inlet and backwash mouth unicom pipeline on respectively Equipped with valve, the clear water in film clear liquid storage tank is extracted by the open and close control water pump of valve, tubular type membrane filter is backwashed Operation, to restore the membrane flux of tubular type membrane filter;
The filtering area further includes regulating reservoir, and with regulating reservoir by pipeline unicom, the pond body side is set the film clear liquid storage tank It includes flocculant grug feeding jar, sour grug feeding jar, alkali grug feeding jar and Membrane cleaning medicinal cupping, the flocculant to have grug feeding jar, the grug feeding jar The feeding port of grug feeding jar passes through pipeline unicom, the feeding port and the tune of the acid grug feeding jar and alkali grug feeding jar with the reaction zone Pond is saved by pipeline unicom, feeding port and the tubular type membrane filter of the Membrane cleaning medicinal cupping pass through pipeline unicom;
The overflow port is equipped with downflow weir;
The filtered fluid storage tank also passes through pipeline, high-pressure pump unicom dissolving.
CN201510851201.7A 2015-11-30 2015-11-30 A kind of air supporting and filtering integral device Active CN105347563B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510851201.7A CN105347563B (en) 2015-11-30 2015-11-30 A kind of air supporting and filtering integral device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510851201.7A CN105347563B (en) 2015-11-30 2015-11-30 A kind of air supporting and filtering integral device

Publications (2)

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CN105347563A CN105347563A (en) 2016-02-24
CN105347563B true CN105347563B (en) 2018-07-24

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202529925U (en) * 2012-02-20 2012-11-14 无锡工源机械有限公司 Air-flotation filtering integrated processing device
CN102976555A (en) * 2012-11-30 2013-03-20 徐州工程学院 Integrated air floatation-membrane bioreactor
CN103979706A (en) * 2014-04-25 2014-08-13 轻工业环境保护研究所 External circulation type pressurized dissolved air floatation-membrane separation water treatment method and device
CN205258153U (en) * 2015-11-30 2016-05-25 无锡工源机械有限公司 Air supporting and filtration integrated device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100521649B1 (en) * 2003-09-24 2005-10-13 손을택 Small sewage terminal treatment method

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202529925U (en) * 2012-02-20 2012-11-14 无锡工源机械有限公司 Air-flotation filtering integrated processing device
CN102976555A (en) * 2012-11-30 2013-03-20 徐州工程学院 Integrated air floatation-membrane bioreactor
CN103979706A (en) * 2014-04-25 2014-08-13 轻工业环境保护研究所 External circulation type pressurized dissolved air floatation-membrane separation water treatment method and device
CN205258153U (en) * 2015-11-30 2016-05-25 无锡工源机械有限公司 Air supporting and filtration integrated device

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Address after: 214000, No. 55 West Harbour Road, tin Beizhen, Jiangsu, Wuxi

Patentee after: Wuxi Gongyuan Environmental Science and Technology Co., Ltd.

Address before: 214000, No. 55 West Harbour Road, tin Beizhen, Jiangsu, Wuxi

Patentee before: Wuxi Gongyuan Machinery Co.,Ltd.

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