CN109467221A - A kind of environment-friendly type gardens sewage water treatment method - Google Patents
A kind of environment-friendly type gardens sewage water treatment method Download PDFInfo
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- CN109467221A CN109467221A CN201811527669.0A CN201811527669A CN109467221A CN 109467221 A CN109467221 A CN 109467221A CN 201811527669 A CN201811527669 A CN 201811527669A CN 109467221 A CN109467221 A CN 109467221A
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- environment
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- 239000010865 sewage Substances 0.000 title claims abstract description 71
- 238000011282 treatment Methods 0.000 title claims abstract description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 43
- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 42
- 230000001954 sterilising effect Effects 0.000 claims abstract description 41
- 238000001556 precipitation Methods 0.000 claims abstract description 39
- 238000004062 sedimentation Methods 0.000 claims abstract description 38
- 238000005273 aeration Methods 0.000 claims abstract description 32
- 238000001914 filtration Methods 0.000 claims abstract description 17
- 241000196324 Embryophyta Species 0.000 claims abstract description 8
- 239000012535 impurity Substances 0.000 claims abstract description 8
- 238000011045 prefiltration Methods 0.000 claims abstract description 8
- 239000008213 purified water Substances 0.000 claims abstract description 8
- 239000002516 radical scavenger Substances 0.000 claims abstract description 8
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 21
- 230000001376 precipitating effect Effects 0.000 claims description 18
- 239000003153 chemical reaction reagent Substances 0.000 claims description 16
- 238000012856 packing Methods 0.000 claims description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 15
- 229910052799 carbon Inorganic materials 0.000 claims description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 14
- 239000003795 chemical substances by application Substances 0.000 claims description 10
- 238000012986 modification Methods 0.000 claims description 9
- 230000004048 modification Effects 0.000 claims description 9
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 8
- 239000004575 stone Substances 0.000 claims description 8
- 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 claims description 7
- 229910021536 Zeolite Inorganic materials 0.000 claims description 7
- 238000005276 aerator Methods 0.000 claims description 7
- 230000000844 anti-bacterial effect Effects 0.000 claims description 7
- 239000000440 bentonite Substances 0.000 claims description 7
- 229910000278 bentonite Inorganic materials 0.000 claims description 7
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 7
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 7
- 239000000292 calcium oxide Substances 0.000 claims description 7
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 7
- 239000000919 ceramic Substances 0.000 claims description 7
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 7
- 239000004744 fabric Substances 0.000 claims description 7
- 239000011790 ferrous sulphate Substances 0.000 claims description 7
- 235000003891 ferrous sulphate Nutrition 0.000 claims description 7
- 239000000835 fiber Substances 0.000 claims description 7
- 239000003456 ion exchange resin Substances 0.000 claims description 7
- 229920003303 ion-exchange polymer Polymers 0.000 claims description 7
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims description 7
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 7
- 239000004576 sand Substances 0.000 claims description 7
- 239000010457 zeolite Substances 0.000 claims description 7
- 239000003365 glass fiber Substances 0.000 claims 1
- 238000003672 processing method Methods 0.000 abstract description 3
- 238000004064 recycling Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 6
- 239000011521 glass Substances 0.000 description 6
- 238000005345 coagulation Methods 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 1
- WAEMQWOKJMHJLA-UHFFFAOYSA-N Manganese(2+) Chemical compound [Mn+2] WAEMQWOKJMHJLA-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- -1 iron ion Chemical class 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- 229910001437 manganese ion Inorganic materials 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000000126 substance Substances 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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- 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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- 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
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
-
- 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
- C02F1/5281—Installations for water purification using chemical agents
-
- 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
- C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
-
- 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
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)
- Water Treatment By Sorption (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The invention discloses a kind of environment-friendly type gardens sewage water treatment methods, comprising the following steps: A, carries out prefiltration to gardens sewage, filters out weeds, sundries and large granular impurity；B, primary sedimentation processing, and scavenger precipitation object are carried out to filtered sewage；C, the sewage after primary sedimentation is discharged into aeration tank and carries out aeration sterilization processing；D, the sewage after sterilization is discharged into filtration tank and is filtered purified treatment；E, purified water body is subjected to secondary precipitation；F, the water body after secondary precipitation is finally discharged into outside, the processing method that the present invention uses is easy to operate, and environmental-protecting performance is good, pollution will not be generated to ambient enviroment, and can effectively purify gardens sewage, convenient for recycling.
Description
Technical field
The present invention relates to gardens technical field of sewage, specially a kind of environment-friendly type gardens sewage water treatment method.
Background technique
" water process " is exactly to go that some pairs of productions in water removal, living unwanted has by the means of physics, chemistry, biology
The process of evil substance is sedimentation, filtering, coagulation, flocculation, inhibition and the resistance in order to carry out suitable for specific purposes to water
The process of the water quality such as dirt conditioning.Since social production, life and water are closely related, what water treatment field was related to applies model
It encloses very extensive, constitutes a huge industry application.In general sewage treatment includes tertiary treatment: coagulation is it
Stone, sandstone and fat, iron ion, manganese ion contained in sewage are removed such as grid, precipitating or air bearing by mechanical treatment
Deng；Two stage treatment is biological treatment, and the pollutant in sewage is degraded and is converted into sludge under the action of microorganism；At three-level
Reason is the advanced treating of sewage, it includes the removal of nutrients and is carried out by chlorination, ultraviolet radioactive or ozone technology to sewage
Disinfection.Commonly used water treatment agent has: aluminium polychloride, polyaluminum ferric chloride, active carbon and various filtrates etc..
Current gardens wastewater treatment efficiency is poor, be easy to cause secondary pollution, therefore, it is necessary to sewage water treatment method into
Row improves.
Summary of the invention
The purpose of the present invention is to provide a kind of environment-friendly type gardens sewage water treatment methods, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the invention provides the following technical scheme: a kind of environment-friendly type gardens sewage water treatment method, including
Following steps:
A, prefiltration is carried out to gardens sewage, filters out weeds, sundries and large granular impurity；
B, primary sedimentation processing, and scavenger precipitation object are carried out to filtered sewage, the primary sedimentation time is 2-4h；
C, the sewage after primary sedimentation is discharged into aeration tank and carries out aeration sterilization processing；
D, the sewage after sterilization is discharged into filtration tank and is filtered purified treatment；
E, purified water body is subjected to secondary precipitation；
F, the water body after secondary precipitation is finally discharged into outside.
Preferably, the precipitating reagent that middle primary sedimentation uses in the step B is by 20% nano calcium oxide, 10% bentonite, 30%
Active carbon particle, 20% nano aluminium oxide, 10% diatomite, 10% ferrous sulfate composition.
Preferably, it is as follows that bactericidal treatments are aerated in the step C:
A, sewage is discharged into the blast aeration tank in confined space, sterilization gas is full of in confined space；
B, sterilization gas is sprayed from the aerator of blast aeration bottom of pond portion, and continues 4-5h, wherein sterilization gas uses ozone；
C, subsequent processing is discharged into after finally standing 30min-60min.
Preferably, filter packing is filled in the step D in filtration tank, the filter packing component wraps in parts by weight
Include 30-50 parts of coarse sand, 20-30 parts of ion exchange resin, 10-18 parts of zeolite, 3-9 parts of stalk fibre, nano modification active carbon 10-
20 parts, 8-16 parts of medical stone, 10-16 parts of glass fabric, 4-10 parts of porous ceramics, 5-10 parts of atlapulgite.
Preferably, the precipitating reagent that secondary precipitation uses in the step E is consistent with primary sedimentation agent, and the secondary precipitation time is
3-5h。
Compared with prior art, the beneficial effects of the present invention are:
(1) processing method that the present invention uses is easy to operate, and environmental-protecting performance is good, will not generate pollution, Er Qieneng to ambient enviroment
Enough effective purification gardens sewage, convenient for recycling.
(2) present invention, can be to gardens water body sufficiently mistake using secondary precipitation, primary aeration sterilization, a filtration treatment
Filter, sterilization processing, high treating effect.
(3) the precipitating reagent deposition efficiency that the present invention uses is high, good to the metallic molecule adsorption effect in sewage, after improving
Continuous treatment effeciency.
(4) the filter packing treatment effect that the present invention uses is good, and performance is stablized, and contaminated sewage recovery extent is high,
The cost of inorganic agent can be significantly reduced.
Specific embodiment
The following is a clear and complete description of the technical scheme in the embodiments of the invention, it is clear that described embodiment
Only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, the common skill in this field
Art personnel every other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Embodiment one:
The invention provides the following technical scheme: a kind of environment-friendly type gardens sewage water treatment method, the following steps are included:
A, prefiltration is carried out to gardens sewage, filters out weeds, sundries and large granular impurity；
B, primary sedimentation processing, and scavenger precipitation object are carried out to filtered sewage, the primary sedimentation time is 2h；
C, the sewage after primary sedimentation is discharged into aeration tank and carries out aeration sterilization processing；
D, the sewage after sterilization is discharged into filtration tank and is filtered purified treatment；
E, purified water body is subjected to secondary precipitation；
F, the water body after secondary precipitation is finally discharged into outside.
In the present embodiment, the precipitating reagent that middle primary sedimentation uses in step B is by 20% nano calcium oxide, 10% bentonite, 30%
Active carbon particle, 20% nano aluminium oxide, 10% diatomite, 10% ferrous sulfate composition.
It is as follows that bactericidal treatments are aerated in the present embodiment, in step C:
A, sewage is discharged into the blast aeration tank in confined space, sterilization gas is full of in confined space；
B, sterilization gas is sprayed from the aerator of blast aeration bottom of pond portion, and continues 4h, wherein sterilization gas uses ozone；
C, subsequent processing is discharged into after finally standing 30min.
In the present embodiment, filter packing is filled in step D in filtration tank, the filter packing component wraps in parts by weight
Include 30 parts of coarse sand, 20 parts of ion exchange resin, 10 parts of zeolite, 3 parts of stalk fibre, 10 parts of nano modification active carbon, medical stone 8
Part, 10 parts of glass fabric, 4 parts of porous ceramics, 5 parts of atlapulgite.
In the present embodiment, the precipitating reagent that secondary precipitation uses in step E is consistent with primary sedimentation agent, and the secondary precipitation time is
3h。
Embodiment two:
A kind of environment-friendly type gardens sewage water treatment method, the following steps are included:
A, prefiltration is carried out to gardens sewage, filters out weeds, sundries and large granular impurity；
B, primary sedimentation processing, and scavenger precipitation object are carried out to filtered sewage, the primary sedimentation time is 4h；
C, the sewage after primary sedimentation is discharged into aeration tank and carries out aeration sterilization processing；
D, the sewage after sterilization is discharged into filtration tank and is filtered purified treatment；
E, purified water body is subjected to secondary precipitation；
F, the water body after secondary precipitation is finally discharged into outside.
In the present embodiment, the precipitating reagent that middle primary sedimentation uses in step B is by 20% nano calcium oxide, 10% bentonite, 30%
Active carbon particle, 20% nano aluminium oxide, 10% diatomite, 10% ferrous sulfate composition.
It is as follows that bactericidal treatments are aerated in the present embodiment, in step C:
A, sewage is discharged into the blast aeration tank in confined space, sterilization gas is full of in confined space；
B, sterilization gas is sprayed from the aerator of blast aeration bottom of pond portion, and continues 4-5h, wherein sterilization gas uses ozone；
C, subsequent processing is discharged into after finally standing 60min.
In the present embodiment, filter packing is filled in step D in filtration tank, the filter packing component wraps in parts by weight
Include 50 parts of coarse sand, 30 parts of ion exchange resin, 18 parts of zeolite, 9 parts of stalk fibre, 20 parts of nano modification active carbon, medical stone 16
Part, 16 parts of glass fabric, 10 parts of porous ceramics, 10 parts of atlapulgite.
In the present embodiment, the precipitating reagent that secondary precipitation uses in step E is consistent with primary sedimentation agent, and the secondary precipitation time is
5h。
Embodiment three:
A kind of environment-friendly type gardens sewage water treatment method, the following steps are included:
A, prefiltration is carried out to gardens sewage, filters out weeds, sundries and large granular impurity；
B, primary sedimentation processing, and scavenger precipitation object are carried out to filtered sewage, the primary sedimentation time is 2h；
C, the sewage after primary sedimentation is discharged into aeration tank and carries out aeration sterilization processing；
D, the sewage after sterilization is discharged into filtration tank and is filtered purified treatment；
E, purified water body is subjected to secondary precipitation；
F, the water body after secondary precipitation is finally discharged into outside.
In the present embodiment, the precipitating reagent that middle primary sedimentation uses in step B is by 20% nano calcium oxide, 10% bentonite, 30%
Active carbon particle, 20% nano aluminium oxide, 10% diatomite, 10% ferrous sulfate composition.
It is as follows that bactericidal treatments are aerated in the present embodiment, in step C:
A, sewage is discharged into the blast aeration tank in confined space, sterilization gas is full of in confined space；
B, sterilization gas is sprayed from the aerator of blast aeration bottom of pond portion, and continues 4h, wherein sterilization gas uses ozone；
C, subsequent processing is discharged into after finally standing 35min.
In the present embodiment, filter packing is filled in step D in filtration tank, the filter packing component wraps in parts by weight
Include 35 parts of coarse sand, 22 parts of ion exchange resin, 12 parts of zeolite, 4 parts of stalk fibre, 12 parts of nano modification active carbon, medical stone 9
Part, 11 parts of glass fabric, 5 parts of porous ceramics, 6 parts of atlapulgite.
In the present embodiment, the precipitating reagent that secondary precipitation uses in step E is consistent with primary sedimentation agent, and the secondary precipitation time is
3h。
Example IV:
A kind of environment-friendly type gardens sewage water treatment method, the following steps are included:
A, prefiltration is carried out to gardens sewage, filters out weeds, sundries and large granular impurity；
B, primary sedimentation processing, and scavenger precipitation object are carried out to filtered sewage, the primary sedimentation time is 4h；
C, the sewage after primary sedimentation is discharged into aeration tank and carries out aeration sterilization processing；
D, the sewage after sterilization is discharged into filtration tank and is filtered purified treatment；
E, purified water body is subjected to secondary precipitation；
F, the water body after secondary precipitation is finally discharged into outside.
In the present embodiment, the precipitating reagent that middle primary sedimentation uses in step B is by 20% nano calcium oxide, 10% bentonite, 30%
Active carbon particle, 20% nano aluminium oxide, 10% diatomite, 10% ferrous sulfate composition.
It is as follows that bactericidal treatments are aerated in the present embodiment, in step C:
A, sewage is discharged into the blast aeration tank in confined space, sterilization gas is full of in confined space；
B, sterilization gas is sprayed from the aerator of blast aeration bottom of pond portion, and continues 5h, wherein sterilization gas uses ozone；
C, subsequent processing is discharged into after finally standing 50min.
In the present embodiment, filter packing is filled in step D in filtration tank, the filter packing component wraps in parts by weight
Include 45 parts of coarse sand, 28 parts of ion exchange resin, 17 parts of zeolite, 8 parts of stalk fibre, 18 parts of nano modification active carbon, medical stone 14
Part, 14 parts of glass fabric, 9 parts of porous ceramics, 9 parts of atlapulgite.
In the present embodiment, the precipitating reagent that secondary precipitation uses in step E is consistent with primary sedimentation agent, and the secondary precipitation time is
5h。
Embodiment five:
A kind of environment-friendly type gardens sewage water treatment method, the following steps are included:
A, prefiltration is carried out to gardens sewage, filters out weeds, sundries and large granular impurity；
B, primary sedimentation processing, and scavenger precipitation object are carried out to filtered sewage, the primary sedimentation time is 3h；
C, the sewage after primary sedimentation is discharged into aeration tank and carries out aeration sterilization processing；
D, the sewage after sterilization is discharged into filtration tank and is filtered purified treatment；
E, purified water body is subjected to secondary precipitation；
F, the water body after secondary precipitation is finally discharged into outside.
In the present embodiment, the precipitating reagent that middle primary sedimentation uses in step B is by 20% nano calcium oxide, 10% bentonite, 30%
Active carbon particle, 20% nano aluminium oxide, 10% diatomite, 10% ferrous sulfate composition.
It is as follows that bactericidal treatments are aerated in the present embodiment, in step C:
A, sewage is discharged into the blast aeration tank in confined space, sterilization gas is full of in confined space；
B, sterilization gas is sprayed from the aerator of blast aeration bottom of pond portion, and continues 4.5h, wherein sterilization gas uses ozone；
C, subsequent processing is discharged into after finally standing 45min.
In the present embodiment, filter packing is filled in step D in filtration tank, the filter packing component wraps in parts by weight
Include 40 parts of coarse sand, 25 parts of ion exchange resin, 14 parts of zeolite, 6 parts of stalk fibre, 15 parts of nano modification active carbon, medical stone 12
Part, 13 parts of glass fabric, 7 parts of porous ceramics, 8 parts of atlapulgite.
In the present embodiment, the precipitating reagent that secondary precipitation uses in step E is consistent with primary sedimentation agent, and the secondary precipitation time is
4h。
Experimental example:
Same amount of gardens sewage is handled using the method for various embodiments of the present invention, finally the water quality of sewage is tested, is obtained
It is as follows: to data
The precipitating reagent deposition efficiency that the present invention uses is high, good to the metallic molecule adsorption effect in sewage, improves subsequent processing
Efficiency；The filter packing treatment effect that the present invention uses is good, and performance is stablized, and contaminated sewage recovery extent is high, can be effective
Ground reduces the cost of inorganic agent.
In conclusion the processing method that the present invention uses is easy to operate, environmental-protecting performance is good, will not generate to ambient enviroment dirty
Dye, and gardens sewage can be effectively purified, convenient for recycling；The present invention is using secondary precipitation, primary aeration sterilization, one
Secondary filtration treatment can sufficiently filter gardens water body, sterilization processing, high treating effect.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of environment-friendly type gardens sewage water treatment method, it is characterised in that: the following steps are included:
A, prefiltration is carried out to gardens sewage, filters out weeds, sundries and large granular impurity；
B, primary sedimentation processing, and scavenger precipitation object are carried out to filtered sewage, the primary sedimentation time is 2-4h；
C, the sewage after primary sedimentation is discharged into aeration tank and carries out aeration sterilization processing；
D, the sewage after sterilization is discharged into filtration tank and is filtered purified treatment；
E, purified water body is subjected to secondary precipitation；
F, the water body after secondary precipitation is finally discharged into outside.
2. a kind of environment-friendly type gardens sewage water treatment method according to claim 1, it is characterised in that: in the step B
The precipitating reagent that primary sedimentation uses is by 20% nano calcium oxide, 10% bentonite, 30% active carbon particle, 20% nano aluminium oxide, 10%
Diatomite, 10% ferrous sulfate composition.
3. a kind of environment-friendly type gardens sewage water treatment method according to claim 1, it is characterised in that: it is exposed in the step C
Gas bactericidal treatments are as follows:
A, sewage is discharged into the blast aeration tank in confined space, sterilization gas is full of in confined space；
B, sterilization gas is sprayed from the aerator of blast aeration bottom of pond portion, and continues 4-5h, wherein sterilization gas uses ozone；
C, subsequent processing is discharged into after finally standing 30min-60min.
4. a kind of environment-friendly type gardens sewage water treatment method according to claim 1, it is characterised in that: mistake in the step D
Filter packing is filled in filter tower, the filter packing component includes 30-50 parts of coarse sand, ion exchange resin in parts by weight
20-30 parts, 10-18 parts of zeolite, 3-9 parts of stalk fibre, 10-20 parts of nano modification active carbon, 8-16 parts of medical stone, glass fibre
10-16 parts of fabric, 4-10 parts of porous ceramics, 5-10 parts of atlapulgite.
5. a kind of environment-friendly type gardens sewage water treatment method according to claim 1, it is characterised in that: two in the step E
The precipitating reagent that secondary precipitating uses is consistent with primary sedimentation agent, and the secondary precipitation time is 3-5h.
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