CN106977054A - Municipal wastewater cleaning system construction technology - Google Patents
Municipal wastewater cleaning system construction technology Download PDFInfo
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- CN106977054A CN106977054A CN201710277761.5A CN201710277761A CN106977054A CN 106977054 A CN106977054 A CN 106977054A CN 201710277761 A CN201710277761 A CN 201710277761A CN 106977054 A CN106977054 A CN 106977054A
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- tank
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- sand
- municipal wastewater
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- 239000010841 municipal wastewater Substances 0.000 title claims abstract description 24
- 238000004140 cleaning Methods 0.000 title claims abstract description 16
- 238000010276 construction Methods 0.000 title claims abstract description 16
- 238000005516 engineering process Methods 0.000 title claims abstract description 16
- 239000010865 sewage Substances 0.000 claims abstract description 52
- 239000011347 resin Substances 0.000 claims abstract description 41
- 229920005989 resin Polymers 0.000 claims abstract description 41
- 238000001179 sorption measurement Methods 0.000 claims abstract description 38
- 238000005273 aeration Methods 0.000 claims abstract description 21
- 238000005188 flotation Methods 0.000 claims abstract description 18
- 239000000126 substance Substances 0.000 claims abstract description 16
- 238000012545 processing Methods 0.000 claims abstract description 15
- 238000004062 sedimentation Methods 0.000 claims abstract description 15
- 238000005660 chlorination reaction Methods 0.000 claims abstract description 13
- 230000001112 coagulating effect Effects 0.000 claims abstract description 12
- 238000001556 precipitation Methods 0.000 claims abstract description 12
- 239000010802 sludge Substances 0.000 claims abstract description 8
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 6
- 239000008239 natural water Substances 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 100
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 66
- 229910052799 carbon Inorganic materials 0.000 claims description 60
- 238000001914 filtration Methods 0.000 claims description 58
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 39
- 238000009287 sand filtration Methods 0.000 claims description 26
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 23
- 239000007788 liquid Substances 0.000 claims description 14
- 238000012856 packing Methods 0.000 claims description 14
- 239000004576 sand Substances 0.000 claims description 14
- 239000006004 Quartz sand Substances 0.000 claims description 13
- 239000002253 acid Substances 0.000 claims description 13
- 239000010453 quartz Substances 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 10
- 230000008929 regeneration Effects 0.000 claims description 8
- 238000011069 regeneration method Methods 0.000 claims description 8
- 239000000945 filler Substances 0.000 claims description 7
- 238000004659 sterilization and disinfection Methods 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 6
- 239000003463 adsorbent Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 235000013399 edible fruits Nutrition 0.000 claims description 2
- 239000000523 sample Substances 0.000 claims description 2
- 239000004575 stone Substances 0.000 claims description 2
- 210000004027 cell Anatomy 0.000 claims 4
- 241000272814 Anser sp. Species 0.000 claims 1
- 102000002322 Egg Proteins Human genes 0.000 claims 1
- 108010000912 Egg Proteins Proteins 0.000 claims 1
- 238000011049 filling Methods 0.000 claims 1
- 210000004681 ovum Anatomy 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 239000000725 suspension Substances 0.000 description 9
- 229910001385 heavy metal Inorganic materials 0.000 description 8
- 244000005700 microbiome Species 0.000 description 8
- 238000000746 purification Methods 0.000 description 6
- 239000002351 wastewater Substances 0.000 description 6
- 239000003513 alkali Substances 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000007865 diluting Methods 0.000 description 4
- 238000005342 ion exchange Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000001954 sterilising effect Effects 0.000 description 3
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 2
- 241000700605 Viruses Species 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000006298 dechlorination reaction Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 239000003337 fertilizer Substances 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 239000013505 freshwater Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000003456 ion exchange resin Substances 0.000 description 2
- 229920003303 ion-exchange polymer Polymers 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000000271 synthetic detergent Substances 0.000 description 2
- 208000019901 Anxiety disease Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 230000036506 anxiety Effects 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000035622 drinking Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/24—Treatment of water, waste water, or sewage by flotation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
Landscapes
- 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)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention discloses a kind of municipal wastewater cleaning system construction technology, including pretreatment system, multi-stage aeration cell system and the after-treatment system set is connected with municipal wastewater;Pretreatment system includes sewage pump, initial filter grid, aerated grit chamber and preliminary sedimentation tank, and sewage flows into multi-stage aeration cell system after processing by Natural Water potential difference;Multi-stage aeration cell system includes the BAF being connected with preliminary sedimentation tank, the flotation tank being connected with BAF, the coagulative precipitation tank being connected with flotation tank, the chemicals dosing plant being arranged between flotation tank and coagulative precipitation tank, the filter handled successively coagulative precipitation tank dosing oettIed sewage, chlorination equipment and resin adsorption device;After-treatment system includes being connected the sludge-tank set, the belt filter press being connected with sludge-tank or volute centrifuge with preliminary sedimentation tank, flotation tank respectively, the sludge formation mud cake after belt filter press or the processing of volute centrifuge.Hygienic environment-protecting of the present invention, to good sewage processing effect.
Description
Technical field
The present invention relates to technical field of sewage, more specifically, it relates to which a kind of municipal wastewater cleaning system is constructed
Technique.
Background technology
Clean fresh water has had changed into a kind of rare resource in China and some other area in the world, industrialized prominent
Fly to push ahead vigorously and more exacerbate the anxiety of water supply, while also seriously constraining the sustainable development of futurity industry.The reuse of sewage can
To solve a big chunk industrial water, it just can so save more fresh water and be used for drinking or other purposes.
With expanding economy and the raising of people's quality of life, sewage quality also there occurs that some change.Industrial is emerging
Rise, some domestic sewerage systems have inevitably also received the industry sewage after the processing of part.At current newly-built municipal wastewater
The target that annual stably reaching standard is difficult to realize in facility, Practical Project is managed, the handling process of use is necessary to be improved.
In the prior art, Publication No. CN202865035U Chinese patent discloses a kind of heavy metal containing wastewater treatment dress
Put, including wastewater disposal basin and the reaction tank that is connected with the wastewater disposal basin, provided with being sequentially connected logical Wastewater Pretreatment dress in reaction tank
Put, equipment for separating liquid from solid and filter, said apparatus by setting reaction tank, heavy metal ion pre-processed respectively,
Separation of solid and liquid and filtering, reach the purpose of purification waste water, and by setting preliminary filter, Cation adsorption device and Anion-adsorption device
Absorb and the heavy metal in filtered wastewater.Wastewater Pretreatment is carried out using said apparatus, had the following disadvantages:Pretreating effect is not
It is good, it may appear that colourity is higher so that the increase of recycle-water heavy metal substance content exceeds outer row's index so as to cause to discharge water.
The content of the invention
In view of the deficienciess of the prior art, it is an object of the invention to provide a kind of municipal wastewater cleaning system construction work
Skill, hygienic environment-protecting, to good sewage processing effect.
The present invention above-mentioned technical purpose technical scheme is that:A kind of municipal wastewater purification system
System, including the pretreatment system set is connected with municipal wastewater, the multi-stage aeration cell system set is connected with pretreatment system, with
And the after-treatment system set is connected with pretreatment system and multi-stage aeration cell system;Wherein, pretreatment system includes and municipal administration
The sewage pump of sewage connection, the sewage to sewage pump lifting carry out the initial filter grid of initial filter, handled through initial filter grid
The sewage crossed is passed through aerated grit chamber and preliminary sedimentation tank successively, and sewage flows into multi-stage aeration pond system after processing by Natural Water potential difference
System;BAF that multi-stage aeration cell system includes be connected with preliminary sedimentation tank, the air supporting for being connected with BAF setting
Pond, the coagulative precipitation tank set, the chemicals dosing plant being arranged between flotation tank and coagulative precipitation tank are connected with flotation tank, to coagulation
Filter, chlorination equipment and resin adsorption device that sedimentation basin dosing oettIed sewage is handled successively;Post processing system
System includes being connected the sludge-tank set with preliminary sedimentation tank, flotation tank respectively, the belt filter press being connected with sludge-tank or volute centrifugation
Machine, the sludge formation mud cake after belt filter press or the processing of volute centrifuge.
By using above-mentioned technical proposal, sewage is first passed through pretreatment system and pre-processed, and then passes through multi-stage aeration
Cell system is purified, absorbed and sterilized, using safety and environmental protection, no chemical residues and secondary pollution, pretreatment system and multistage
The sludge that aeration cell system is produced is handled by after-treatment system, the sludge after processing by belt filter press or volute from
Scheming is handled, and agricultural fertilizer is transported outward or made to the mud cake after processing;Chemicals dosing plant is purified and precipitated to the impurity in sewage;Flotation tank
Flutterred with a large amount of microbubbles catch absorption fine particle gluing thing be allowed to float, reach the effect of separation of solid and liquid;Filter is used
Multi-medium filtering device, effectively removes each middle suspension, microorganism and other subparticles in water, is then inhaled by resin
Adsorption device heavy metal carries out ion exchange, after ion exchange resin failure, by acid or alkali in water sprayer after mixed diluting
It is sent in resin adsorption device and resin is regenerated;Multi-stage aeration cell system and the sewage of different aspects bio-carrier contact
Water quality is different, and the micropopulation composition of formation is not quite similar, and each aspect, which grows, to be suitable for flowing to this layer of sewage quality
Microorganism species;Add different filtrates so that there is anaerobism, anoxic and aerobic zone simultaneously in unit filler, be conducive to food
The formation of chain, and can be under aeration condition, while having the function of denitrogenation, dephosphorization and organics removal;Replaced passing with flotation tank
Sedimentation basin in water treatment technology of uniting, can greatly improve going for BAF aging and the biomembrane come off and suspension
Except rate, hydraulic detention time can be reduced, structures floor space is reduced, construction investment is reduced.
The present invention is further arranged to, and the chlorination equipment includes powder collection unit, RO filtration systems, water process list
Member, ultraviolet-sterilization unit, the powder collection unit are provided with microstrainer provided with backwash unit, the unit for treating water.
By using above-mentioned technical proposal, chlorination equipment is provided with the particle for filtering and collecting to large particulate matter in sewage
Collector unit, to the RO filtration systems of sewage water filtration processing, is handled the water that the moisture in sewage and reaction are produced
Unit for treating water, and the ultraviolet-sterilization unit sterilized to sewage, bactericidal effect are good.
The present invention is further arranged to, and ozone water generating device is provided with the chlorination equipment.
By using above-mentioned technical proposal, sewage moment is become the effect with sterilizing by ozone water generating device
Ozone Water, makes sewage purification.
The present invention is further arranged to, and the ozone water generating device includes housing, be arranged on water inlet on housing and
It is respectively provided with delivery port, the water inlet and delivery port and determines and control the ozone detection sensor of consistency of ozone water to visit
Head, provided with the water pump being connected with water inlet in the housing, the water inlet pipeline connection of the water pump and mixing battery, institute
The gas outlet pipeline of the air inlet pipeline and ozonated water generator of stating mixing battery is connected, the outlet of the mixing battery
Delivery port in the water inlet pipeline connection of road and moisture trap, the water outlet pipeline and housing of the moisture trap connects
Connect, the gas outlet pipeline of the moisture trap is connected with ozone decomposed device.
By using above-mentioned technical proposal, ozone water generating device is purified to sewage, absorbed and disinfective action, is used
Safety and environmental protection, no chemical residues and secondary pollution.
The present invention is further arranged to, and the chemicals dosing plant includes some dosing units being set up in parallel, each dosing list
Member includes dosing tank, and the purifier being arranged in series with dosing tank, the control valve connected with purifier, control valve passes through branch pipe
Connect main pipe rail;The dosing tank is provided with dosing funnel, and the bottom of dosing funnel is provided with funnel valve;The dosing tank and water purification
Series connection is provided with water doping valve and flowmeter between device.
By using above-mentioned technical proposal, various assistant medicaments can be added in chemicals dosing plant, thus remove suspension,
In oil removing, decolouring, removing heavy metals and water the effects such as chlorine residue;The setting of dosing funnel facilitates the addition of various additives, and is adding
Medicine funnel bottom sets the convenient amount for adjusting dosing according to demand of funnel valve;The setting of water doping valve and flowmeter, it is convenient according to need
The concentration in regulation dosing tank is sought, so as to reach optimum efficiency.
The present invention is further arranged to, the filter include quartz filter, and with quartz filter string
Join the active carbon filter set.
By using above-mentioned technical proposal, sewage is filtered by quartz filter and active carbon filter respectively,
Remove each middle suspension, microorganism and other subparticles in water.
The present invention is further arranged to, and quartz filter includes sand filtration housing, is arranged on the sand filter blanket in sand filtration housing,
The sand filtration upper cover on sand filter blanket top is arranged on, the sand filtration low head of sand filter blanket bottom is arranged on, sand filter blanket is included by cobblestone
The sand filtration bottom supporting layer of composition, and the quartz sand filler layer being arranged on sand filtration bottom supporting layer, the side wall of sand filtration housing
On be respectively equipped with water inlet, air inlet, delivery port and discharge outlet, the top of sand filtration housing is provided with exhaust outlet.
By using above-mentioned technical proposal, using cobblestone as bottom supporting layer, some big in sewage are filtered out
The material of grain, then by the further filtering of quartz sand filler layer, except each middle suspension in decontaminated water, microorganism and other are micro-
Fine grained, and sewage is decolourized, is deodorized, dechlorination, organics removal, synthetic detergent, bacterium, virus and radioactivity is removed
Deng polluter.
The present invention is further arranged to, and active carbon filter includes carbon filtration housing, and the carbon filtration being arranged in carbon filtration housing is filled out
The bed of material, is arranged on the carbon filtration upper cover on carbon filtration packing layer, is arranged on the carbon filtration low head of carbon filtration packing layer bottom, carbon filtration housing
Side wall on be respectively equipped with water inlet, air inlet, delivery port and discharge outlet, the top of carbon filtration housing is provided with exhaust outlet.
By using above-mentioned technical proposal, filtered into the sewage in active carbon filter by carbon filtration packing layer, filtering
Fall suspension, microorganism and other subparticles in sewage.
The present invention is further arranged to, and carbon filtration packing layer includes the carbon filtration bottom supporting layer for being arranged on bottom, is arranged on charcoal
Quartz sand layer on filter bottom layer supporting layer, is arranged on the active carbon layer on quartz sand layer, active carbon layer is filled out using active fruit shell carbon
Dress is formed, and carbon filtration bottom supporting layer is cobblestone, and cobblestone from bottom to up arrange from large to small by particle.
By using above-mentioned technical proposal, using cobblestone as bottom supporting layer, some big in sewage are filtered out
The material of grain, then by the further filtering of quartz sand filler layer, except each middle suspension in decontaminated water, microorganism and other are micro-
Fine grained, finally by carbon filtration packing layer, sewage is decolourized, is deodorized, dechlorination, organics removal, remove synthetic detergent,
The polluters such as bacterium, virus and radioactivity.
The present invention is further arranged to, and resin adsorption device includes the first resin adsorption device and the second tree being arranged in series
Fat adsorbent equipment, the first resin adsorption device connection regenerated acid liquid case, sets between the first resin adsorption device and regenerated acid liquid case
There is the first water sprayer, first flowmeter is provided between the first water sprayer and regenerated acid liquid case;Second resin adsorption device is connected again
Raw lye tank, is provided with the second water sprayer, the second water sprayer and regeneration alkali lye between the second resin adsorption device and regeneration lye tank
Second flowmeter is provided between case.
By using above-mentioned technical proposal, resin adsorption device carries out ion exchange, ion exchange to heavy metal in sewage
After efficiency lost resin, it is sent in water sprayer after mixed diluting in resin adsorption device and resin is regenerated by acid or alkali,
The first resin adsorption device is sent to after mixed diluting in water sprayer by concentrating the water in liquid case in sour or alkali lye and water tank
Resin is regenerated with the second resin adsorption device.
In summary, the invention has the advantages that:
First, by using above-mentioned technical proposal, sewage is first passed through pretreatment system and pre-processed, and then passes through multi-stage aeration
Cell system is purified, absorbed and sterilized, using safety and environmental protection, no chemical residues and secondary pollution, pretreatment system and multistage
The sludge that aeration cell system is produced is handled by after-treatment system, the sludge after processing by belt filter press or volute from
Scheming is handled, and agricultural fertilizer is transported outward or made to the mud cake after processing;Chemicals dosing plant is purified and precipitated to the impurity in sewage;Flotation tank
Flutterred with a large amount of microbubbles catch absorption fine particle gluing thing be allowed to float, reach the effect of separation of solid and liquid;Filter is used
Multi-medium filtering device, effectively removes each middle suspension, microorganism and other subparticles in water, is then inhaled by resin
Adsorption device heavy metal carries out ion exchange, after ion exchange resin failure, by acid or alkali in water sprayer after mixed diluting
It is sent in resin adsorption device and resin is regenerated;
Second, being provided with ozone water generating device in chlorination equipment, ozone water generating device becomes sewage moment with sterilization to disappear
The Ozone Water of the effect of poison, makes sewage purification;
Third, filter uses multi-medium filtering device, sewage is entered by quartz filter and active carbon filter respectively
Row filtering, removes each middle suspension, microorganism and other subparticles in water.
Brief description of the drawings
Fig. 1 is the process flow diagram of the embodiment of the present invention;
Fig. 2 is the structural representation of chemicals dosing plant of the embodiment of the present invention;
Fig. 3 is the structural representation of each dosing unit in Fig. 2;
Fig. 4 is the structural representation of filter of the embodiment of the present invention;
Fig. 5 is the structural representation of quartz filter in the embodiment of the present invention;
Fig. 6 is the structural representation of active carbon filter in the embodiment of the present invention;
Fig. 7 is the structural representation of chlorination equipment in the embodiment of the present invention;
Fig. 8 is the structural representation of ozone water generating device in the embodiment of the present invention;
Fig. 9 is the structural representation of resin adsorption device in the embodiment of the present invention.
In figure:1st, initial filter grid;2nd, aerated grit chamber;3rd, preliminary sedimentation tank;4th, BAF;5th, filter;51st, stone
Sand filter;510th, sand filtration housing;511st, sand filter blanket;512nd, sand filtration upper cover;513rd, sand filtration low head;514th, sand filtration bottom
Supporting layer;515th, quartz sand filler layer;52nd, active carbon filter;520th, carbon filtration housing;521st, carbon filtration packing layer;522nd, carbon filtration
Upper cover;523rd, carbon filtration low head;524th, carbon filtration bottom supporting layer;525th, quartz sand layer;526th, active carbon layer;6th, sterilization dress
Put;61st, powder collection unit;62nd, RO filtration systems;63rd, unit for treating water;64th, ultraviolet-sterilization unit;65th, unit is backwashed;
66th, microstrainer;7th, resin adsorption device;71st, the first resin adsorption device;72nd, the second resin adsorption device;73rd, acid solution is regenerated
Case;74th, the first water sprayer;75th, first flowmeter;76th, lye tank is regenerated;77th, the second water sprayer;78th, second flowmeter;8th, it is smelly
Oxygen water generating device;81st, housing;82nd, water inlet;83rd, delivery port;84th, water pump;85th, mixing battery;86th, Ozone Water occurs
Device;87th, moisture trap;88th, ozone decomposed device;9th, chemicals dosing plant;91st, dosing unit;911st, dosing tank;912nd, water purification cartridge
Put;913rd, control valve;914th, dosing funnel;915th, funnel valve;916th, water doping valve;917th, flowmeter;918th, mixer;919th, drive
Dynamic motor;10th, flotation tank;11st, coagulative precipitation tank;12nd, sludge-tank;13rd, belt filter press or volute centrifuge.
Embodiment
With reference to the accompanying drawings and examples, the present invention will be described in detail.
Embodiment:A kind of municipal wastewater cleaning system construction technology, reference picture 1, including it is connected what is set with municipal wastewater
Pretreatment system, be connected with pretreatment system set multi-stage aeration cell system, and with pretreatment system and multi-stage aeration pond
The after-treatment system that system connection is set.
Wherein, pretreatment system includes the sewage pump being connected with municipal wastewater, the sewage lifted to sewage pump
The initial filter grid 1 for carrying out initial filter, the sewage treated through initial filter grid 1 are passed through aerated grit chamber 2 and preliminary sedimentation tank 3, sewage successively
After processing multi-stage aeration cell system is flowed into by Natural Water potential difference.
BAF 4 that multi-stage aeration cell system includes being connected with preliminary sedimentation tank 3, it is connected and sets with BAF 4
The flotation tank 10 put, be connected with flotation tank 10 coagulative precipitation tank 11 set, be arranged on flotation tank 10 and coagulative precipitation tank 11 it
Between chemicals dosing plant 9, filter 5, the chlorination equipment 6 handled successively the dosing oettIed sewage of coagulative precipitation tank 11
With resin adsorption device 7.
After-treatment system includes being connected the sludge-tank 12 set with preliminary sedimentation tank 3, flotation tank 10 respectively, is connected with sludge-tank 12
Belt filter press or volute centrifuge 13, sludge formation mud cake after being handled through belt filter press or volute centrifuge 13.
Reference picture 2, chemicals dosing plant 9 includes some dosing units 91 being set up in parallel, and each dosing unit 91 passes through branch respectively
Pipeline connects total pipeline.
Reference picture 3, each dosing unit 91 is including dosing tank 911, the purifier 912 being arranged in series with dosing tank 911,
The control valve 913 connected with purifier 912, control valve 913 connects main pipe rail by branch pipe.
Dosing tank 911 is provided with dosing funnel 914, and the bottom of dosing funnel 914 is provided with funnel valve 915.
Connected between dosing tank 911 and purifier 912 provided with water doping valve 916 and flowmeter 917.
The drive being connected with mixer 918, mixer 918 for driving mixer 918 to work is provided with dosing tank 911
Dynamic motor 919.
Reference picture 4, filter includes quartz filter, and the activated carbon mistake being arranged in series with quartz filter
Filter.
Quartz filter 51 in reference picture 5, filter 5, including sand filtration housing 510, are arranged on sand filtration housing 510
Interior sand filter blanket 511, is arranged on the sand filtration upper cover 512 on the top of sand filter blanket 511, under the sand filtration for being arranged on the bottom of sand filter blanket 511
End socket 513, sand filter blanket 511 includes the sand filtration bottom supporting layer 514 being made up of cobblestone, and is arranged on sand filtration bottom supporting layer
Quartz sand filler layer 515 on 514, cobblestone from bottom to up arrange from large to small by particle.
Active carbon filter 52 in such as Fig. 6, filter 5, including carbon filtration housing 520, are arranged in carbon filtration housing 520
Carbon filtration packing layer 521, be arranged on the carbon filtration upper cover 522 on carbon filtration packing layer 521, be arranged on the bottom of carbon filtration packing layer 521
Carbon filtration low head 523, carbon filtration packing layer 521 includes being arranged on the carbon filtration bottom supporting layer 524 of bottom, is arranged on carbon filtration bottom
Quartz sand layer 525 on supporting layer 524, is arranged on the active carbon layer 526 on quartz sand layer 525, and active carbon layer 526 uses shell
Activated carbon is loaded and formed, and carbon filtration bottom supporting layer 524 is cobblestone, and cobblestone from bottom to up arrange from large to small by particle.
Reference picture 7, chlorination equipment includes powder collection unit 61, RO filtration systems 62, unit for treating water 63, ultraviolet-sterilization
Unit 64, powder collection unit 61 is provided with microstrainer 66 provided with backwash unit 65, unit for treating water 63.
Ozone water generating device 8 is provided with reference picture 8, chlorination equipment, ozone water generating device 8 includes housing 81, sets
Water inlet 82 and delivery port 83 on housing 81, measure is respectively provided with water inlet 82 and delivery port 83 and is controlled smelly
The ozone detection sensor probe of oxygen water concentration, provided with the water pump 84 being connected with water inlet 82, water pump 84 and gas in housing 81
The pipeline of water inlet 82 connection of water mixing tube 85, the air inlet pipeline of mixing battery 85 and the gas outlet of ozonated water generator 86
Pipeline is connected, and the export pipeline of mixing battery 85 is connected with the pipeline of water inlet 82 of moisture trap 87, moisture trap 87
The pipeline of delivery port 83 be connected with the delivery port 83 on housing 81, the gas outlet pipeline of moisture trap 87 and ozone decomposed device 88
Connection.
Such as Fig. 9, resin adsorption device 7 includes the first resin adsorption device 71 and the second resin adsorption device 72, the first tree
The resin adsorption device 72 of fat adsorbent equipment 71 and second is arranged in series, the first resin adsorption device 71 connection regenerated acid liquid case 73,
The first water sprayer 74, the first water sprayer 74 and regenerated acid liquid case are provided between first resin adsorption device 71 and regenerated acid liquid case 73
First flowmeter 75 is provided between 73;Second resin adsorption device 72 connection regeneration lye tank 76, the second resin adsorption device 72
The second water sprayer 77 is provided between regeneration lye tank 76, second flow is provided between the second water sprayer 77 and regeneration lye tank 76
Meter 78.
Described above is only the preferred embodiment of the present invention, and protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art
Those of ordinary skill for, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of municipal wastewater cleaning system construction technology, it is characterised in that:Including being connected the pretreatment set with municipal wastewater
System, the multi-stage aeration cell system set is connected with pretreatment system, and connect with pretreatment system and multi-stage aeration cell system
Connect the after-treatment system of setting;Wherein, pretreatment system include be connected with municipal wastewater sewage pump, to sewage pump
The sewage of lifting carries out the initial filter grid of initial filter(1), through initial filter grid(1)Treated sewage is passed through aerated grit chamber successively
(2)And preliminary sedimentation tank(3), sewage is after processing by Natural Water potential difference inflow multi-stage aeration cell system;Multi-stage aeration cell system includes
With preliminary sedimentation tank(3)The BAF of connection(4)With BAF(4)Connect the flotation tank set(10)With air supporting
Pond(10)Connect the coagulative precipitation tank set(11), be arranged on flotation tank(10)With coagulative precipitation tank(11)Between chemicals dosing plant
(9), to coagulative precipitation tank(11)The filter that dosing oettIed sewage is handled successively(5), chlorination equipment(6)And tree
Fat adsorbent equipment(7);After-treatment system include respectively with preliminary sedimentation tank(3), flotation tank(10)Connect the sludge-tank set(12), with
Sludge-tank(12)The belt filter press or volute centrifuge of connection(13), through belt filter press or volute centrifuge(13)After processing
Sludge formation mud cake.
2. municipal wastewater cleaning system construction technology according to claim 1, it is characterised in that:The chlorination equipment(6)
Including powder collection unit(61), RO filtration systems(62), unit for treating water(63), ultraviolet-sterilization unit(64), the particle
Collector unit(61)Provided with backwash unit(65), the unit for treating water(63)It is provided with microstrainer(66).
3. municipal wastewater cleaning system construction technology according to claim 2, it is characterised in that:The chlorination equipment(6)
It is interior to be provided with ozone water generating device(8).
4. municipal wastewater cleaning system construction technology according to claim 3, it is characterised in that:The Ozone Water generation dress
Put(8)Including housing(81), it is arranged on housing(81)On water inlet(82)And delivery port(83), the water inlet(82)With go out
The mouth of a river(83)On be respectively provided with determine and control consistency of ozone water ozone detection sensor probe(811)、(812), institute
State housing(81)Inside it is provided with and water inlet(82)The water pump of connection(84), the water pump(84)With mixing battery(85)Water inlet
Mouth pipeline connection, the mixing battery(85)Air inlet pipeline and ozonated water generator(86)The connection of gas outlet pipeline,
The mixing battery(85)Export pipeline and moisture trap(87)Water inlet pipeline connection, the moisture trap
(87)Water outlet pipeline and housing(81)On delivery port(83)Connection, the moisture trap(87)Gas outlet pipeline with
Ozone decomposed device(88)Connection.
5. municipal wastewater cleaning system construction technology according to claim 4, it is characterised in that:The chemicals dosing plant(9)
Including some dosing units being set up in parallel(91), each dosing unit(91)Including dosing tank(911), with dosing tank(911)
The purifier being arranged in series(912), with purifier(912)The control valve of series connection(913), control valve(913)Pass through branch pipe
Connect main pipe rail;The dosing tank(911)It is provided with dosing funnel(914), dosing funnel(914)Bottom be provided with funnel valve
(915);The dosing tank(911)With purifier(912)Between series connection be provided with water doping valve(916)And flowmeter(917).
6. municipal wastewater cleaning system construction technology according to claim 5, it is characterised in that:The filter(5)
Including quartz filter(51), and and quartz filter(51)The active carbon filter being arranged in series(52).
7. municipal wastewater cleaning system construction technology according to claim 6, it is characterised in that:Quartz filter(51)
Including sand filtration housing(510), it is arranged on sand filtration housing(510)Interior sand filter blanket(511), it is arranged on sand filter blanket(511)Top
Sand filtration upper cover(512), it is arranged on sand filter blanket(511)The sand filtration low head of bottom(513), sand filter blanket(511)Including by goose ovum
The sand filtration bottom supporting layer that stone is constituted(514), and it is arranged on sand filtration bottom supporting layer(514)On quartz sand filler layer
(515), sand filtration housing(510)Side wall on be respectively equipped with water inlet, air inlet, delivery port and discharge outlet, sand filtration housing(510)
Top be provided with exhaust outlet.
8. municipal wastewater cleaning system construction technology according to claim 7, it is characterised in that:Active carbon filter(52)
Including carbon filtration housing(520), it is arranged on carbon filtration housing(520)Interior carbon filtration packing layer(521), it is arranged on carbon filtration packing layer
(521)On carbon filtration upper cover(522), it is arranged on carbon filtration packing layer(521)The carbon filtration low head of bottom(523), carbon filtration housing
(520)Side wall on be respectively equipped with water inlet, air inlet, delivery port and discharge outlet, carbon filtration housing(520)Top provided with exhaust
Mouthful.
9. municipal wastewater cleaning system construction technology according to claim 8, it is characterised in that:Carbon filtration packing layer(521)
Carbon filtration bottom supporting layer including being arranged on bottom(524), it is arranged on carbon filtration bottom supporting layer(524)On quartz sand layer
(525), it is arranged on quartz sand layer(525)On active carbon layer(526), active carbon layer(526)Using active fruit shell carbon filling
Into carbon filtration bottom supporting layer(524)For cobblestone, cobblestone from bottom to up arrange from large to small by particle.
10. municipal wastewater cleaning system construction technology according to claim 1, it is characterised in that:Resin adsorption device(7)
Including the first resin adsorption device being arranged in series(71)With the second resin adsorption device(72), the first resin adsorption device(71)
Connect regenerated acid liquid case(73), the first resin adsorption device(71)With regenerated acid liquid case(73)Between be provided with the first water sprayer
(74), the first water sprayer(74)With regenerated acid liquid case(73)Between be provided with first flowmeter(75);Second resin adsorption device
(72)Connection regeneration lye tank(76), the second resin adsorption device(72)With regeneration lye tank(76)Between be provided with the second water sprayer
(77), the second water sprayer(77)With regeneration lye tank(76)Between be provided with second flowmeter(78).
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CN108558143A (en) * | 2018-05-24 | 2018-09-21 | 泾县吉祥纸业有限公司 | Sewage treatment equipment in a kind of processing of rice paper |
CN110734160A (en) * | 2019-10-11 | 2020-01-31 | 浙江先创能源科技股份有限公司 | domestic sewage treatment system and process thereof |
CN111606500A (en) * | 2020-05-15 | 2020-09-01 | 张燕梅 | Sewage purification treatment device |
CN112390415A (en) * | 2020-11-16 | 2021-02-23 | 江西南工建设工程有限公司 | Waste reduction construction method in environment-friendly pollution discharge municipal engineering |
CN112429921A (en) * | 2020-12-07 | 2021-03-02 | 浙江德安科技股份有限公司 | Integration resourceful treatment of domestic sewage device |
CN112441706A (en) * | 2020-12-07 | 2021-03-05 | 浙江德安科技股份有限公司 | Integration resourceful treatment of domestic sewage system |
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Application publication date: 20170725 |