CN109879544A - A kind of scenic spot domestic sewage processing method - Google Patents
A kind of scenic spot domestic sewage processing method Download PDFInfo
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- CN109879544A CN109879544A CN201910230861.1A CN201910230861A CN109879544A CN 109879544 A CN109879544 A CN 109879544A CN 201910230861 A CN201910230861 A CN 201910230861A CN 109879544 A CN109879544 A CN 109879544A
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- scenic spot
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- domestic sewage
- sewage processing
- attapulgite
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- 239000010865 sewage Substances 0.000 title claims abstract description 68
- 238000003672 processing method Methods 0.000 title claims abstract description 24
- 239000007788 liquid Substances 0.000 claims abstract description 33
- 239000002699 waste material Substances 0.000 claims abstract description 17
- 239000007787 solid Substances 0.000 claims abstract description 16
- 238000000855 fermentation Methods 0.000 claims abstract description 14
- 239000012535 impurity Substances 0.000 claims abstract description 11
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 42
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 claims description 38
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- 238000002360 preparation method Methods 0.000 claims description 19
- 239000007864 aqueous solution Substances 0.000 claims description 17
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- 239000000454 talc Substances 0.000 claims description 16
- 239000000843 powder Substances 0.000 claims description 15
- 108010010803 Gelatin Proteins 0.000 claims description 13
- 238000010521 absorption reaction Methods 0.000 claims description 13
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 claims description 13
- 239000008273 gelatin Substances 0.000 claims description 13
- 229920000159 gelatin Polymers 0.000 claims description 13
- 235000019322 gelatine Nutrition 0.000 claims description 13
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- 239000000243 solution Substances 0.000 claims description 12
- 235000001674 Agaricus brunnescens Nutrition 0.000 claims description 11
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 11
- 229910000037 hydrogen sulfide Inorganic materials 0.000 claims description 11
- 239000000835 fiber Substances 0.000 claims description 10
- 229920000728 polyester Polymers 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 10
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims description 9
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 claims description 9
- 239000000499 gel Substances 0.000 claims description 8
- NJWIMFZLESWFIM-UHFFFAOYSA-N 2-(chloromethyl)pyridine Chemical compound ClCC1=CC=CC=N1 NJWIMFZLESWFIM-UHFFFAOYSA-N 0.000 claims description 7
- 239000004433 Thermoplastic polyurethane Substances 0.000 claims description 7
- 229920002803 thermoplastic polyurethane Polymers 0.000 claims description 7
- 241000196324 Embryophyta Species 0.000 claims description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 6
- 238000002513 implantation Methods 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- 239000012153 distilled water Substances 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 5
- 239000012467 final product Substances 0.000 claims description 5
- 238000011010 flushing procedure Methods 0.000 claims description 5
- 230000004048 modification Effects 0.000 claims description 5
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- 230000010355 oscillation Effects 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims description 5
- 230000001276 controlling effect Effects 0.000 claims description 3
- 241000351595 Azolla imbricata Species 0.000 claims description 2
- 244000207740 Lemna minor Species 0.000 claims description 2
- 235000006439 Lemna minor Nutrition 0.000 claims description 2
- 241000209490 Nymphaea Species 0.000 claims description 2
- 235000016791 Nymphaea odorata subsp odorata Nutrition 0.000 claims description 2
- 235000001855 Portulaca oleracea Nutrition 0.000 claims description 2
- 241000143481 Salvinia natans Species 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims description 2
- 230000008030 elimination Effects 0.000 claims description 2
- 238000003379 elimination reaction Methods 0.000 claims description 2
- 125000004494 ethyl ester group Chemical group 0.000 claims 1
- 235000013312 flour Nutrition 0.000 claims 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 claims 1
- 235000012239 silicon dioxide Nutrition 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 5
- 238000004332 deodorization Methods 0.000 abstract description 3
- 230000035568 catharsis Effects 0.000 abstract description 2
- 238000011161 development Methods 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 230000006870 function Effects 0.000 abstract description 2
- 230000000052 comparative effect Effects 0.000 description 26
- 230000000694 effects Effects 0.000 description 15
- 235000012222 talc Nutrition 0.000 description 14
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
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- 229910052749 magnesium Inorganic materials 0.000 description 3
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- 239000004814 polyurethane Substances 0.000 description 3
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- 239000004416 thermosoftening plastic Substances 0.000 description 3
- 239000010883 coal ash Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 235000005911 diet Nutrition 0.000 description 2
- 230000000378 dietary effect Effects 0.000 description 2
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- 238000012545 processing Methods 0.000 description 2
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- 239000012048 reactive intermediate Substances 0.000 description 2
- 238000010408 sweeping Methods 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- -1 2- chloromethyl pyrrole Pyridine Chemical compound 0.000 description 1
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- JAQXDZTWVWLKGC-UHFFFAOYSA-N [O-2].[Al+3].[Fe+2] Chemical compound [O-2].[Al+3].[Fe+2] JAQXDZTWVWLKGC-UHFFFAOYSA-N 0.000 description 1
- WRLRISOTNFYPMU-UHFFFAOYSA-N [S].CC1=CC=CC=C1 Chemical compound [S].CC1=CC=CC=C1 WRLRISOTNFYPMU-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
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- 238000006297 dehydration reaction Methods 0.000 description 1
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 description 1
- 235000013410 fast food Nutrition 0.000 description 1
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- 230000035764 nutrition Effects 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
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Landscapes
- Water Treatment By Sorption (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The present invention provides a kind of scenic spot domestic sewage processing methods, for scenic spot sanitary sewage feature and scenic environment requirement, carry out the adjustment for the treatment of process, realize that scenic spot sanitary sewage is effectively treated, realize resource circulation utilization, it mainly include three steps, it first removes solid impurity and obtains pretreating sewage, then deodorization and carry out anaerobic fermentation generate biogas realize resource circulation utilization, finally waste liquid is drained in landscape pond and is circulated, periodically discharge, on the one hand landscape pond further functions as catharsis, on the other hand it can be used as the ornamental point at scenic spot, effectively realize resource circulation utilization, meet environmental protection, sustainable development idea, it odorous will not escape, and the ornamental value at scenic spot is contemplated, especially suitable for scenic spot sanitary sewage disposal.
Description
Technical field
The present invention relates to technical field of sewage, particularly, are related to a kind of scenic spot domestic sewage processing method.
Background technique
Recently as the raising of national life level, the crowd of out on tours is more and more, brings tourism scape therewith
Area's pollution problem.Scenic spot sanitary sewage is mainly derived from tour-pioneers, distinct characteristics, generally include scenic spot dietary preparing generate and
Tourist, which drains, to be generated, wherein scenic spot dietary preparing is generally straightforward, and based on fast food, it is limited to generate sewage quantity, therefore scenic spot is raw
Sewage significant portion living comes from lavatory.By scenic spot build 8~10 squatting positions for, by urban restroom design standard it is found that
400 people of men's lavatory squatting position service number, 300 people of women's lavatory service number, 3~8L of everyone quota, it is known that quantity of wastewater effluent is about
20m3/ d, the content of organics in sanitary wastewater is more, and the smell is awful, if direct emission will affect the environment at scenic spot.
Major part tourist attraction continues to use early stage drainage planning and carries out Drainage Design at present, mostly uses small-scale sewage processing system
System, two stage treatment is frequently with biofilm, activated sludge process, but there are land occupation amounts big, antipollution impact difference and cannot be deep
The problem of degree purification, treatment effect is undesirable.Quite a few in tourist attraction all sits and gathers around scenery with hills and waters, land resource relative scarcity,
Wastewater treatment efficiency is bad or direct emission will have a direct impact on scenic spot style and features, influences the scenic spot survival service life.Moreover, for scenic spot
For, it should also be noted that smell problem, is experienced in order to avoid influencing tourist's view in sewage disposal process.
Summary of the invention
It is an object of that present invention to provide a kind of scenic spot domestic sewage processing methods, to solve scenic spot sanitary sewage disposal effect
The technical problems such as smell is big in undesirable and sewage disposal process.
To achieve the above object, the present invention provides a kind of scenic spot domestic sewage processing methods, the specific steps are as follows:
(1) scenic spot sanitary sewage removes solid impurity, obtains pretreating sewage；
(2) it utilizes60Co gamma-radiation irradiates pretreating sewage, sequentially adds hydrogen sulfide into pretreating sewage while stirring
Remover and mullite powder, anaerobic fermentation generates biogas and waste liquid, biogas enter step (3) for the subsequent use in scenic spot, waste liquid；
(3) step (2) generation waste liquid, which is drained in landscape pond, circulates, and periodically discharges；Wherein, landscape pond include it is upper,
In, it is three layers lower, lower thickness accounts for 5/8~3/4 (too small influence treatment effect, excessive influence ornamental value) of landscape tank depth, on
Layer is fluitante, and middle layer is Planting board, and Planting board is equipped with the implantation hole for fixing fluitante, the root system of fluitante
Through the inside of Planting board, lower layer is laid with absorption particle, and the absorption particle is to be prepared by the following preparation method: by concave convex rod
Using sulfuric acid and aluminum chloride modified and ball-milling treatment after soil and flyash mixing, mixing and ball milling liquid is obtained；Into mixing and ball milling liquid
Be added nano talc and gelatin, supersonic oscillations 30~40 minutes, be added together mass concentration 60~65% to toluene sulphur
In aqueous acid, 40~50 DEG C are heated to, ethyl orthosilicate is rapidly joined, toluene is then slowly added dropwise while stirring, until molten
Liquid becomes gel, obtains gelinite；Finally by gelinite and 2- chloromethylpyridine, methanol according to mass ratio 1:1.1~1.2:
3.4~3.6 are mixed 12~15 hours, obtain granular solids, and water washing to neutrality is dry to get absorption particle.
Preferably, in step (1), scenic spot sanitary sewage is by mechanical grille to remove solid impurity.
Preferably, in step (2),60The radiation parameter of Co gamma-radiation are as follows: radiation dose rate is 0.3~0.5kGy/h, spoke
It is 5~6 hours according to the time.
Preferably, in step (2), the additional amount of hydrogen sulfide remover and mullite powder is respectively pretreating sewage weight
1~2% and 0.5~0.8%.
Preferably, in step (2), anaerobic fermentation conditions are as follows: dissolved oxygen is controlled in 0.2~0.5mg/L, temperature 35~45
DEG C, the time is 5~8 days.
Preferably, in step (3), the Planting board with a thickness of 5~8cm, preparation method is as follows: polyester fiber, mushroom
Mushroom slag and thermoplastic polyurethane ball milling mixing, 150~160 DEG C are molded 5~8 minutes to obtain the final product.
It is further preferred that the mass ratio of polyester fiber, mushroom residue and thermoplastic polyurethane be 1:0.5~0.6:1.2~
1.4。
Preferably, in step (3), the fluitante be selected from any one of Salvinia natans, Azolla imbricata, water lily or duckweed or
It is several.
Preferably, in step (3), the plantation density of the fluitante is 20~25 plants/square metre.
Preferably, in step (3), the modification processing method of flyash and attapulgite are as follows: flyash and attapulgite are mixed
It pours into the sulfuric acid solution of mass concentration 30%, impregnates 2~3 hours after conjunction, filtering, distilled water flushing to neutrality is subsequently poured into
In the aluminum chloride aqueous solution of mass concentration 40%, 700~800W microwave treatment 10~15 minutes, abundant ball milling；Wherein, powder
Coal ash, attapulgite, sulfuric acid solution, aluminum chloride aqueous solution mass volume ratio be 1g:0.5~0.8g:12~15mL:10~
12mL。
Preferably, in step (3), nano talc, gelatin, p-methyl benzenesulfonic acid aqueous solution, ethyl orthosilicate and toluene
Mass ratio is 1:0.3~0.4:8~10:3~4:0.7~1, and the dosage of nano talc is the 0.5~0.8 of attapulgite quality
Times.
Preferably, in step (3), the Con trolling index rapidly joined is to be added to finish in half a minute, the control being slowly added dropwise
Index is to be added dropwise in 10~12 minutes, described to operate the formation for facilitating gelinite inner void, to improve absorption property.
Preferably, in step (3), the water in landscape pond stores completely can direct emission after 3~5 days.
The invention has the following advantages:
The present invention carries out the adjustment for the treatment of process, realizes scape for scenic spot sanitary sewage feature and scenic environment requirement
Area's sanitary sewage is effectively treated, and realizes resource circulation utilization, mainly includes three steps, first removes solid impurity and is pre-processed
Sewage, then deodorization and carry out anaerobic fermentation generate biogas realize resource circulation utilization, finally waste liquid is drained in landscape pond
It circulates, periodically discharges, on the one hand landscape pond further functions as catharsis, on the other hand can be used as the ornamental of scenic spot
Point, effectively realizes resource circulation utilization, meets environmental protection, sustainable development idea, odorous will not escape, and scenic spot is contemplated
Ornamental value, especially suitable for scenic spot sanitary sewage disposal.
It utilizes60The irradiation of Co gamma-radiation can promote the ingredient in sewage to generate a large amount of reactive intermediates, they have higher
Reactivity, promote the degradation of organic matter, improve anaerobic fermentation effect, mullite powder is played rich in metallic elements such as magnesium, aluminium
Catalytic action, specifically, aluminium can promote the generation of free radical, and magnesium is the important component of enzyme in microbial cell, and magnesium adds
Enter the nutrition condition that can improve microorganism, meet its nutritional need, the microelement for promoting growth and breeding is provided for microorganism,
Promote60A large amount of reactive intermediate fermentation reactions that the irradiation of Co gamma-radiation generates.Hydrogen sulfide remover primarily serves deodorization,
Facilitate the stink of elimination sewage.
In landscape pond, fluitante is planted in the implantation hole of Planting board, and with the growth of fluitante, root system is continuous
It is expanded to the inside of Planting board, is integrally formed with Planting board, can be convenient taking-up cleaning.Planting board also acts as certain isolation and makees
With, completely cut off smell, and the water-bed flocculate generated, in order to avoid influence the ornamental value of landscape pond.
The lower layer of landscape pond is laid with absorption particle, when particle is adsorbed in preparation, first carries out to attapulgite and flyash mixing
Sulfuric acid and aluminum chloride modified and ball milling, attapulgite and flyash itself have certain suction-operated, sulfuric acid modified so that powder
Iron-aluminium oxide in coal ash and attapulgite is detached from the combination water in particle at salt, area load charge, is formed more
Multiple hole, aluminum chloride modified brings the charge neutrality of aluminium polychloride and net catches the volume effect of sweeping, this effect also enhances sulfuric acid
Modified further charge accumulated, meanwhile, the dehydration of sulfuric acid also promotes the polymerization of aluminium chloride.That is, sulfuric acid and
Aluminum chloride modified collaboration improves surface electrical behavior neutralization and net catches the volume effect of sweeping, and the formation of charge accumulated and more multiple hole is reinforced
Flocculating effect, ball-milling treatment further increase effective surface area, can promote microorganism in landscape pond and grow, are conducive to water
The growth of body purification and fluitante；Then nano talc and gelatin are added into mixing and ball milling liquid, forms gelinite, nanometer
Talcum powder large specific surface area promotes the building of gel rubber system, correspondingly, the foundation of gel rubber system helps to hold together nano talc
In the inner, suction-operated is further enhanced, the gel rubber system formation porous structure of gelatin and subsequent builds further improves
Adsorption-flocculation effect plays good water treatment efficiency.
Other than objects, features and advantages described above, there are also other objects, features and advantages by the present invention.
The present invention is further detailed explanation below.
Specific embodiment
The embodiment of the present invention is described in detail below, but the present invention can be limited and be covered according to claim
Multitude of different ways implement.
Embodiment 1:
A kind of scenic spot domestic sewage processing method, the specific steps are as follows:
(1) scenic spot sanitary sewage removes solid impurity, obtains pretreating sewage；
(2) it utilizes60Co gamma-radiation irradiates pretreating sewage, sequentially adds hydrogen sulfide into pretreating sewage while stirring
Remover and mullite powder, anaerobic fermentation generates biogas and waste liquid, biogas enter step (3) for the subsequent use in scenic spot, waste liquid；
(3) step (2) generation waste liquid, which is drained in landscape pond, circulates, and periodically discharges；Wherein, landscape pond include it is upper,
In, it is three layers lower, lower thickness accounts for the 5/8 of landscape tank depth, and upper layer is fluitante, and middle layer is Planting board, and Planting board is equipped with
For fixing the implantation hole of fluitante, the root system of fluitante runs through the inside of Planting board, and lower layer is laid with absorption particle, described
Adsorbing particle is to be prepared by the following preparation method: after attapulgite and flyash are mixed simultaneously using sulfuric acid and aluminum chloride modified
Ball-milling treatment obtains mixing and ball milling liquid；Addition nano talc and gelatin into mixing and ball milling liquid, supersonic oscillations 30 minutes,
It is added in the p-methyl benzenesulfonic acid aqueous solution of mass concentration 60% together, is heated to 40 DEG C, rapidly joins ethyl orthosilicate, then side
Toluene is slowly added dropwise in stirring side, until solution becomes gel, obtains gelinite；Finally by gelinite and 2- chloromethylpyridine,
Methanol is mixed 12 hours according to mass ratio 1:1.1:3.4, obtains granular solids, and water washing to neutrality is dry to get suction
Attached particle.
In step (1), scenic spot sanitary sewage is by mechanical grille to remove solid impurity.
In step (2),60The radiation parameter of Co gamma-radiation are as follows: radiation dose rate 0.3kGy/h, irradiation time are 5 small
When.The additional amount of hydrogen sulfide remover and mullite powder is respectively the 1% and 0.5% of pretreating sewage weight.Anaerobic fermentation item
Part are as follows: dissolved oxygen control is in 0.2mg/L, and 35 DEG C of temperature, the time is 5 days.
In step (3), the Planting board with a thickness of 5cm, preparation method is as follows: polyester fiber, mushroom residue and thermoplastic
Property polyurethane ball milling mixing, 150 DEG C molding 5 minutes to obtain the final product.The mass ratio of polyester fiber, mushroom residue and thermoplastic polyurethane is 1:
0.5:1.2.The plantation density of the fluitante is 20 plants/square metre.
In step (3), the modification processing method of flyash and attapulgite are as follows: poured into after flyash and attapulgite mixing
It in the sulfuric acid solution of mass concentration 30%, impregnates 2 hours, filtering, distilled water flushing to neutrality is subsequently poured into mass concentration 40%
Aluminum chloride aqueous solution in, 700W microwave treatment 10 minutes, abundant ball milling；Wherein, flyash, attapulgite, sulfuric acid are molten
Liquid, aluminum chloride aqueous solution mass volume ratio be 1g:0.5g:12mL:10mL.Nano talc, gelatin, p-methyl benzenesulfonic acid are water-soluble
The mass ratio of liquid, ethyl orthosilicate and toluene is 1:0.3:8:3:0.7, and the dosage of nano talc is attapulgite quality
0.5 times.
In step (3), the water in landscape pond stores completely can direct emission after 3 days.
Embodiment 2:
A kind of scenic spot domestic sewage processing method, the specific steps are as follows:
(1) scenic spot sanitary sewage removes solid impurity, obtains pretreating sewage；
(2) it utilizes60Co gamma-radiation irradiates pretreating sewage, sequentially adds hydrogen sulfide into pretreating sewage while stirring
Remover and mullite powder, anaerobic fermentation generates biogas and waste liquid, biogas enter step (3) for the subsequent use in scenic spot, waste liquid；
(3) step (2) generation waste liquid, which is drained in landscape pond, circulates, and periodically discharges；Wherein, landscape pond include it is upper,
In, it is three layers lower, lower thickness accounts for the 3/4 of landscape tank depth, and upper layer is fluitante, and middle layer is Planting board, and Planting board is equipped with
For fixing the implantation hole of fluitante, the root system of fluitante runs through the inside of Planting board, and lower layer is laid with absorption particle, described
Adsorbing particle is to be prepared by the following preparation method: after attapulgite and flyash are mixed simultaneously using sulfuric acid and aluminum chloride modified
Ball-milling treatment obtains mixing and ball milling liquid；Addition nano talc and gelatin into mixing and ball milling liquid, supersonic oscillations 40 minutes,
It is added in the p-methyl benzenesulfonic acid aqueous solution of mass concentration 65% together, is heated to 50 DEG C, rapidly joins ethyl orthosilicate, then side
Toluene is slowly added dropwise in stirring side, until solution becomes gel, obtains gelinite；Finally by gelinite and 2- chloromethylpyridine,
Methanol is mixed 15 hours according to mass ratio 1:1.2:3.6, obtains granular solids, and water washing to neutrality is dry to get suction
Attached particle.
In step (1), scenic spot sanitary sewage is by mechanical grille to remove solid impurity.
In step (2),60The radiation parameter of Co gamma-radiation are as follows: radiation dose rate 0.5kGy/h, irradiation time are 6 small
When.The additional amount of hydrogen sulfide remover and mullite powder is respectively the 2% and 0.8% of pretreating sewage weight.Anaerobic fermentation item
Part are as follows: dissolved oxygen control is 8 days in 0.5mg/L, temperature 45 C, time.
In step (3), the Planting board with a thickness of 8cm, preparation method is as follows: polyester fiber, mushroom residue and thermoplastic
Property polyurethane ball milling mixing, 160 DEG C molding 8 minutes to obtain the final product.The mass ratio of polyester fiber, mushroom residue and thermoplastic polyurethane is 1:
0.6:1.4.The plantation density of the fluitante is 25 plants/square metre.
In step (3), the modification processing method of flyash and attapulgite are as follows: poured into after flyash and attapulgite mixing
It in the sulfuric acid solution of mass concentration 30%, impregnates 3 hours, filtering, distilled water flushing to neutrality is subsequently poured into mass concentration 40%
Aluminum chloride aqueous solution in, 800W microwave treatment 15 minutes, abundant ball milling；Wherein, flyash, attapulgite, sulfuric acid are molten
Liquid, aluminum chloride aqueous solution mass volume ratio be 1g:0.8g:15mL:12mL.Nano talc, gelatin, p-methyl benzenesulfonic acid are water-soluble
The mass ratio of liquid, ethyl orthosilicate and toluene is 1:0.4:10:4:1, and the dosage of nano talc is the 0.8 of attapulgite quality
Times.
In step (3), the water in landscape pond stores completely can direct emission after 5 days.
Embodiment 3:
A kind of scenic spot domestic sewage processing method, the specific steps are as follows:
(1) scenic spot sanitary sewage removes solid impurity, obtains pretreating sewage；
(2) it utilizes60Co gamma-radiation irradiates pretreating sewage, sequentially adds hydrogen sulfide into pretreating sewage while stirring
Remover and mullite powder, anaerobic fermentation generates biogas and waste liquid, biogas enter step (3) for the subsequent use in scenic spot, waste liquid；
(3) step (2) generation waste liquid, which is drained in landscape pond, circulates, and periodically discharges；Wherein, landscape pond include it is upper,
In, it is three layers lower, lower thickness accounts for the 11/16 of landscape tank depth, and upper layer is fluitante, and middle layer is Planting board, sets on Planting board
There is the implantation hole for fixing fluitante, the root system of fluitante runs through the inside of Planting board, and lower layer is laid with absorption particle, institute
Stating absorption particle is to be prepared by the following preparation method: utilizing sulfuric acid and aluminum chloride modified after attapulgite and flyash are mixed
And ball-milling treatment, obtain mixing and ball milling liquid；Nano talc is added into mixing and ball milling liquid and gelatin, supersonic oscillations 35 are divided
Clock is added in the p-methyl benzenesulfonic acid aqueous solution of mass concentration 62% together, is heated to 45 DEG C, rapidly joins ethyl orthosilicate, so
Toluene is slowly added dropwise while stirring afterwards, until solution becomes gel, obtains gelinite；Finally by gelinite and 2- chloromethyl pyrrole
Pyridine, methanol are mixed 13 hours according to mass ratio 1:1.15:3.5, obtain granular solids, water washing to neutrality is dry, i.e.,
Particle must be adsorbed.
In step (1), scenic spot sanitary sewage is by mechanical grille to remove solid impurity.
In step (2),60The radiation parameter of Co gamma-radiation are as follows: radiation dose rate 0.4kGy/h, irradiation time are 5.5 small
When.The additional amount of hydrogen sulfide remover and mullite powder is respectively the 1.5% and 0.7% of pretreating sewage weight.Anaerobic fermentation
Condition are as follows: dissolved oxygen control is in 0.4mg/L, and 40 DEG C of temperature, the time is 6 days.
In step (3), the Planting board with a thickness of 7cm, preparation method is as follows: polyester fiber, mushroom residue and thermoplastic
Property polyurethane ball milling mixing, 155 DEG C molding 7 minutes to obtain the final product.The mass ratio of polyester fiber, mushroom residue and thermoplastic polyurethane is 1:
0.55:1.3.The plantation density of the fluitante is 22 plants/square metre.
In step (3), the modification processing method of flyash and attapulgite are as follows: poured into after flyash and attapulgite mixing
It in the sulfuric acid solution of mass concentration 30%, impregnates 2.5 hours, filtering, distilled water flushing to neutrality is subsequently poured into mass concentration
In 40% aluminum chloride aqueous solution, 750W microwave treatment 12 minutes, abundant ball milling；Wherein, flyash, attapulgite, sulphur
Acid solution, aluminum chloride aqueous solution mass volume ratio be 1g:0.6g:14mL:11mL.Nano talc, gelatin, p-methyl benzenesulfonic acid
The mass ratio of aqueous solution, ethyl orthosilicate and toluene is 1:0.35:9:3.5:0.8, and the dosage of nano talc is attapulgite
0.7 times of quality.
In step (3), the water in landscape pond stores completely can direct emission after 4 days.
Comparative example 1
Step is omitted in (2)60Co gamma-radiation radiation treatment, remaining is the same as embodiment 1.
Comparative example 2
Step omits mullite powder in (2), remaining is the same as embodiment 1.
Comparative example 3
In step (3), lower thickness accounts for the 9/16 of landscape tank depth, remaining is the same as embodiment 1.
Comparative example 4
In step (3), when adsorbing particle preparation, flyash is omitted, remaining is the same as embodiment 1.
Comparative example 5
In step (3), when adsorbing particle preparation, gelatin is omitted, remaining is the same as embodiment 1.
Comparative example 6
In step (3), when adsorbing particle preparation, merely with sulfuric acid modified after attapulgite and flyash mixing, remaining is same
Embodiment 1.
Comparative example 7
In step (3), when adsorbing particle preparation, by gelinite and 2- chloromethylpyridine, methanol according to mass ratio 1:1:3.4
It is mixed 12 hours, remaining is the same as embodiment 1.
Comparative example 8
In step (3), when adsorbing particle preparation, by gelinite and 2- chloromethylpyridine, methanol according to mass ratio 1:1.3:
3.4 are mixed 12 hours, remaining is the same as embodiment 1.Test example
By taking the sanitary sewage at certain scenic spot as an example, influent quality situation: COD (COD) concentration is 4105mg/L, raw
Changing oxygen demand (BOD) concentration is 445mg/L, ammonia nitrogen (NH3- N) concentration be 870mg/L, total phosphorus (TP) concentration be 66mg/L, respectively
It is handled using the sewage water treatment method of Examples 1 to 3 and comparative example 1~8, discharge water quality situation is shown in Table 1.
Table 1. discharges water quality situation
| COD(mg/L) | BOD(mg/L) | NH3-N(mg/L) | TP(mg/L) | |
| Embodiment 1 | 11 | 8 | 0.7 | 5 |
| Embodiment 2 | 10 | 8 | 0.8 | 5 |
| Embodiment 3 | 9 | 4 | 0.4 | 4 |
| Comparative example 1 | 1233 | 258 | 550 | 33 |
| Comparative example 2 | 1458 | 276 | 610 | 38 |
| Comparative example 3 | 1055 | 221 | 321 | 20 |
| Comparative example 4 | 1345 | 236 | 423 | 28 |
| Comparative example 5 | 1388 | 238 | 429 | 29 |
| Comparative example 6 | 1001 | 218 | 355 | 20 |
| Comparative example 7 | 853 | 156 | 235 | 16 |
| Comparative example 8 | 888 | 133 | 267 | 18 |
COD, BOD and NH are discharged after the sewage-treating agent processing of Examples 1 to 33- N concentration reaches national reuse mark
Standard, coloration is low, is more than country-level emission standard A, hence it is evident that be better than comparative example 1~6.Comparative example 1, step are omitted in (2)60Co
Gamma-radiation radiation treatment, comparative example 2, step omits mullite powder in (2), affects anaerobic fermentation effect, so that treatment effect
It is deteriorated；Comparative example 3, in step (3), lower thickness accounts for the 9/16 of landscape tank depth, and absorption particle setting is very few, and treatment effect has
Limit；Comparative example 4 in step (3), when adsorbing particle preparation, omits flyash, comparative example 5 is omitted bright when adsorbing particle preparation
Glue, comparative example 6, in step (3), when adsorbing particle preparation, merely with sulfuric acid modified after attapulgite and flyash mixing, they
Gained adsorbs granular absorption effect and is deteriorated, and then influences final water purifying effect；Comparative example 7 and comparative example 8 reduce respectively and
Increase the dosage of 2- chloromethylpyridine, the adsorption effect that gained adsorbs particle is deteriorated, and then influences final water purifying effect.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of scenic spot domestic sewage processing method, which is characterized in that specific step is as follows:
(1) scenic spot sanitary sewage removes solid impurity, obtains pretreating sewage；
(2) it utilizes60Co gamma-radiation irradiates pretreating sewage, sequentially adds hydrogen sulfide elimination into pretreating sewage while stirring
Agent and mullite powder, anaerobic fermentation generates biogas and waste liquid, biogas enter step (3) for the subsequent use in scenic spot, waste liquid；
(3) step (2) generation waste liquid, which is drained in landscape pond, circulates, and periodically discharges；Wherein, landscape pond includes upper, middle and lower
Three layers, lower thickness accounts for the 5/8~3/4 of landscape tank depth, and upper layer is fluitante, and middle layer is Planting board, and Planting board is equipped with
For fixing the implantation hole of fluitante, the root system of fluitante runs through the inside of Planting board, and lower layer is laid with absorption particle, described
Adsorbing particle is to be prepared by the following preparation method: after attapulgite and flyash are mixed simultaneously using sulfuric acid and aluminum chloride modified
Ball-milling treatment obtains mixing and ball milling liquid；Addition nano talc and gelatin into mixing and ball milling liquid, 30~40 points of supersonic oscillations
Clock is added in the p-methyl benzenesulfonic acid aqueous solution of mass concentration 60~65% together, is heated to 40~50 DEG C, rapidly joins positive silicic acid
Then toluene is slowly added dropwise in ethyl ester while stirring, until solution becomes gel, obtain gelinite；Finally by gelinite and 2-
Chloromethylpyridine, methanol are mixed 12~15 hours according to mass ratio 1:1.1~1.2:3.4~3.6, and it is solid to obtain graininess
Body, water washing to neutrality are dry to get absorption particle.
2. a kind of scenic spot domestic sewage processing method according to claim 1, which is characterized in that in step (2),60Coγ-
The radiation parameter of ray are as follows: radiation dose rate is 0.3~0.5kGy/h, and irradiation time is 5~6 hours.
3. a kind of scenic spot domestic sewage processing method according to claim 1, which is characterized in that in step (2), hydrogen sulfide
The additional amount of remover and mullite powder is respectively the 1~2% and 0.5~0.8% of pretreating sewage weight.
4. a kind of scenic spot domestic sewage processing method according to claim 1, which is characterized in that in step (2), anaerobism hair
Ferment condition are as follows: dissolved oxygen control is in 0.2~0.5mg/L, and 35~45 DEG C of temperature, the time is 5~8 days.
5. a kind of scenic spot domestic sewage processing method according to claim 1, which is characterized in that in step (3), described kind
Plant plate with a thickness of 5~8cm, preparation method is as follows: polyester fiber, mushroom residue and thermoplastic polyurethane ball milling mixing, 150~
160 DEG C are molded 5~8 minutes to obtain the final product.
6. a kind of scenic spot domestic sewage processing method according to claim 5, which is characterized in that polyester fiber, mushroom residue
Mass ratio with thermoplastic polyurethane is 1:0.5~0.6:1.2~1.4.
7. a kind of scenic spot domestic sewage processing method according to claim 1, which is characterized in that in step (3), the drift
Floating plant is selected from any one or more of Salvinia natans, Azolla imbricata, water lily or duckweed.
8. a kind of scenic spot domestic sewage processing method according to claim 1, which is characterized in that in step (3), flyash
With the modification processing method of attapulgite are as follows: pour into the sulfuric acid solution of mass concentration 30% after flyash and attapulgite mixing
In, it impregnating 2~3 hours, filtering, distilled water flushing to neutrality is subsequently poured into the aluminum chloride aqueous solution of mass concentration 40%,
700~800W microwave treatment 10~15 minutes, abundant ball milling；Wherein, flyash, attapulgite, sulfuric acid solution, aluminium chloride
The mass volume ratio of aqueous solution is 1g:0.5~0.8g:12~15mL:10~12mL.
9. a kind of scenic spot domestic sewage processing method according to claim 1, which is characterized in that in step (3), nanometer is sliding
Mountain flour, gelatin, p-methyl benzenesulfonic acid aqueous solution, ethyl orthosilicate and toluene mass ratio be 1:0.3~0.4:8~10:3~4:
0.7~1, the dosage of nano talc is 0.5~0.8 times of attapulgite quality.
10. a kind of scenic spot domestic sewage processing method according to claim 1, which is characterized in that in step (3), quickly
The Con trolling index of addition is to be added to finish in half a minute, and the Con trolling index being slowly added dropwise is to be added dropwise in 10~12 minutes.
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