CN209161760U - A kind of culturing wastewater processing system - Google Patents

Abstract

The utility model relates to field of waste water treatment, more particularly to a kind of culturing wastewater processing system, pond is compressed including collecting-tank, primary sedimentation tank, black film methane-generating pit, sewage transfer pond, second level A/O reaction tank, secondary settling tank, intermediate pool, coagulative precipitation tank, ozone reaction pond, sludge concentration tank, sludge, the collecting-tank water inlet is equipped with fine fack, the collecting-tank water outlet is connected to through solid-liquid separating machine with primary sedimentation tank, black film methane-generating pit basis is using earthwork structure, backfill uses the free from admixture earthwork, is equipped with mixing stirring device, filter screen in the black film methane-generating pit；The outlet in sewage transfer pond is connected with the import of A/O reaction tank by pipeline, and water-sealed pump A is equipped in pipeline；The outlet of the A/O reaction tank anaerobic pond is connected with the entrance of aerobic tank by pipeline, and water-sealed pump B is equipped in pipeline, aerator is equipped in the A/O reaction tank aerobic tank, the utility model processing cost is low, service life is longer, high treating effect.

Description

A kind of culturing wastewater processing system

Technical field

The utility model relates to field of waste water treatment, more particularly to a kind of culturing wastewater processing system.

Background technique

Aquaculture is the important industry of China's rural development；In recent years, with the continuous expansion of cultivation scale, raising number Amount sharply increases so that a large amount of swine manure wastewater becomes pollution sources, the waste discharge that farm generates cause surface water, The serious pollution of underground water, soil and surrounding air directly affects the health of people, contains in untreated waste A large amount of polluters, it is a large amount of to consume in water body if such organic wastewater is directly discharged into or enters river,lake and reservior with rain drop erosion Dissolved oxygen keeps water body blackening smelly, causes water pollution.The pollution that these farms generate cannot such as be handled in time, will It does great harm to the environment, cause the deterioration of the ecological environment, animal products quality decline and jeopardizes human health, aquaculture pollution The lag of Treatment process will seriously restrict the sustainable development of aquaculture.

Breeding wastewater has many characteristics, such as that displacement is big, organic matter concentration is high and nitrogen and phosphorus constituent content height, in sewage often The characteristics of with pollutants such as disinfectant, heavy metal, remaining veterinary drug and various infecting both domestic animals and human pathogen, processing difficulty are supported greatly Fish-farming with sewage sewage is grown with typical " three high " feature, i.e. organic concentration is high, and COD is up to 3000-12000mg/l, ammonia nitrogen Up to 800-2200mg/l, the exceeded decades of times of ss suspended solid, biodegradability is general, and stink is big, rinses drain time and concentrates, impact Load is big, and processing difficulty is big.

Since livestock and poultry cultivation belongs to a low cost, low profit industry, unbearable excessively high pollutant process cost, because And most of farms generally use easy processing mode to breeding wastewater: such as oxidation pond, discharges, place at precipitating naturally Waste water has the shortcomings that compliance rate is low and unstable after reason.Traditional processing technique means need to occupy more place, It is not only with high costs, energy consumption is high, service life is short, but also poor processing effect, the ozone generated in treatment process influences nearby to occupy The people.

Utility model content

To solve the above problems, the utility model provides a kind of culturing wastewater processing system, processing cost is low, uses the longevity Order longer, high treating effect.

The technical solution adopted in the utility model is: a kind of culturing wastewater processing system, including collecting-tank, primary sedimentation tank, black Film methane-generating pit, sewage transfer pond, second level A/O reaction tank, secondary settling tank, intermediate pool, coagulative precipitation tank, ozone reaction pond, sludge are dense Pond is compressed in contracting pond, sludge, and the collecting-tank water inlet is equipped with fine fack, and the collecting-tank water outlet is heavy through solid-liquid separating machine and just Pond connection, black film methane-generating pit basis use the free from admixture earthwork, the black film methane-generating pit using earthwork structure, backfill In be equipped with mixing stirring device, filter screen；The outlet in sewage transfer pond is connected with the import of A/O reaction tank by pipeline, And water-sealed pump A is equipped in pipeline；The outlet of the A/O reaction tank anaerobic pond is connected with the entrance of aerobic tank by pipeline, and It is equipped with water-sealed pump B in pipeline, is equipped with aerator in the A/O reaction tank aerobic tank.

Further improvement to above-mentioned technical proposal is that the bottom of the primary sedimentation tank is equipped with mud discharging mouth, described Discharge outlet is equipped with valve switch, it is connected to sludge compression pond through pipeline.

Further improvement to above-mentioned technical proposal is that the primary sedimentation tank uses vertical sedimentation tank, and bucket is arranged at bottom, just heavy Pond central tube is carbon steel material, and pond body top inner circumferential lays catch basin, and catch basin has outlet to be connected to black film methane tank, internal Side is vertically-mounted from top to bottom sludge air-lift device.

Further improvement to above-mentioned technical proposal is that the coagulative precipitation tank is equipped with administration device and blower, described mixed Solidifying reaction bottom of pond portion is equipped with perforated pipe, is connected to blower.

Further improvement to above-mentioned technical proposal is, the ozone reaction pond be equipped with ozone generator, static mixer, Device for absorbing tail gas.

The beneficial effects of the utility model are as follows:

Including collecting-tank, primary sedimentation tank, black film methane-generating pit, sewage transfer pond, second level A/O reaction tank, secondary settling tank, centre 1, Pond, coagulative precipitation tank, ozone reaction pond, sludge concentration tank, sludge compress pond, and the utility model is used the water of collecting-tank through solid Enter primary sedimentation tank after liquid separation, removes large granular impurity, reduce the pressure and processing cost of subsequent processing steps, Anaerobic Treatment is adopted With black film methane-generating pit, black film methane-generating pit not only low cost, and also black film material is relatively durable, can effectively extend entire processing system The service life of system, effectively save processing cost, Aerobic Process for Treatment uses second level A/O technique, without installing filler, not only operation letter Just, save the cost, and later period operational management is also more convenient, and advanced treating is combined using coagulating sedimentation and ozone reaction, into One step handles the impurity in sewage, reaches preferably treatment effect, also efficiently solves the problems, such as smell in discharge of wastewater；At sludge Reason is transported outward after plate and frame filter press compression dried flower processing, and entire processing system is reasonable in design, multiple functional, environmentally protective, Wastewater treatment expense is low, the processing such as effective precipitation and separation, microorganism decomposition oxidation, disinfection can be carried out to waste water, to excrement natural pond Slag carries out innoxious compost treatment, and biogas can be used for generating electricity or as production and living fuel, turning waste into wealth waste water, waste water is through row It can be recycled and recycle after processing, effectively save water resource, while also solving that discharge of wastewater is difficult, discharge of wastewater is seriously polluted and not Situation up to standard provides a good sustainable development solution for livestock and poultry cultivation enterprise

2, the bottom of the primary sedimentation tank is equipped with mud discharging mouth, and the discharge outlet is equipped with valve switch, pond is compressed with sludge It is connected to through pipeline, discharge outlet is set in the bottom of primary sedimentation tank, the larger particles sludge that primary sedimentation tank deposits can be passed directly into dirt Mud compresses pond processing, operation and convenient for management, save the cost.

3, the primary sedimentation tank sinks pond using vertical sedimentation tank, and bucket is arranged at bottom, and primary sedimentation tank central tube is carbon steel material, pond body Top inner circumferential lays catch basin, and catch basin has outlet to be connected to black film methane-generating pit, and inner side is vertically-mounted from top to bottom dirt Mud air-lift device, using vertical sedimentation tank, deposition effect is good, using sewage sludge gas device spoil disposal compare mud it is smooth, without blocking, construction Simply, energy conservation, sludge volume is arbitrarily adjusted, spoil disposal point is arbitrarily arranged, is easy to operate, non-maintaining, efficiently solve gravity and sludge The problem of pumping spoil disposal, can guarantee the long-period stable operation of system.

4, the coagulative precipitation tank is equipped with administration device and blower, and administration device is arranged, can be added as required drug, The waste of drug is not will cause, save the cost is easy to operate, and coagulating section bottom is equipped with perforated pipe, with blower Connection can make the medicament added by the drive of blower using air stirring admixing medical solutions and waste water in coagulation reaction tank section It is adequately mixed with waste water, coagulating effect is good, the effect of further lifting waste water processing.

5, the ozone reaction pond is equipped with ozone generator, static mixer, device for absorbing tail gas, passes through ozone generator The ozone gas of generation is diffused into processing water through static mixer, makes ozone and waste water comprehensive engagement, effective degerming sterilizes, Taste removal.

Detailed description of the invention

Fig. 1 is the flow diagram of the utility model；

Description of symbols: 1. collecting-tanks, 2. primary sedimentation tanks, 3. black film methane-generating pits, 4. sewage transfer ponds, 5. second level A/O are anti- Ying Chi, 6. secondary settling tanks, 7. intermediate pools, 8. coagulative precipitation tanks, 9. ozone reaction ponds, 10. sludge concentration tanks, 11. sludge compress pond.

Specific embodiment

The utility model is further described below in conjunction with attached drawing.

As shown in Figure 1, the flow diagram of respectively the utility model.

A kind of culturing wastewater processing system, including collecting-tank 1, primary sedimentation tank 2, black film methane-generating pit 3, sewage transfer pond 4, second level A/O reaction tank 5, secondary settling tank 6, intermediate pool 7, coagulative precipitation tank 8, ozone reaction pond 9, sludge concentration tank 10, sludge compress pond 11, 1 water inlet of collecting-tank is equipped with fine fack, and 1 water outlet of collecting-tank is connected to through solid-liquid separating machine with primary sedimentation tank 2, described black Using earthwork structure, backfill uses the free from admixture earthwork on film methane-generating pit 3 basis, is equipped with stirring in the black film methane-generating pit 3 Mixing arrangement, filter screen；The outlet in sewage transfer pond 4 is connected with the import of A/O reaction tank 5 by pipeline, and in pipeline Equipped with water-sealed pump A；The outlet of 5 anaerobic pond of A/O reaction tank is connected with the entrance of aerobic tank by pipeline, and is set in pipeline There is water-sealed pump B, aerator is equipped in 5 aerobic tank of A/O reaction tank, the bottom in just heavy 2 ponds is equipped with mud discharging mouth, The discharge outlet is equipped with valve switch, is connected to sludge compression pond 11 through pipeline, the primary sedimentation tank 2 uses vertical sedimentation tank, bottom There is bucket in portion, and central tube is carbon steel material, and pond body top inner circumferential lays catch basin, and catch basin has outlet and black film methane-generating pit 3 to connect Logical, inner side is vertically-mounted from top to bottom sludge air-lift device, and the coagulative precipitation tank 8 is equipped with administration device and blower, The coagulating bottom of pond portion is equipped with perforated pipe, is connected to blower, and the ozone reaction pond 9 is equipped with ozone generator, quiet State mixer, device for absorbing tail gas.

Breeding wastewater sequentially enters collecting-tank 1, primary sedimentation tank 2, black film methane-generating pit 3, sewage transfer pond 4, second level A/O reaction tank 5, secondary settling tank 6, intermediate pool 7, coagulative precipitation tank 8, ozone reaction pond 9, waste water precipitates collection herein in collecting-tank 1, passes through Solid-liquid separating machine is poured into after being separated by solid-liquid separation in black film methane-generating pit 3, and waste water removes larger floating material by the grid of collecting-tank 1 And particulate matter, make water pump be not easy to plug can normal operation, black film methane-generating pit 3 has the macromolecular for being dissolved in water in waste water Machine substance decomposition reduces the CODcr value of waste water and improves the biodegradability of waste water at small molecule organic material, treated waste water Enter 4 transfer of sewage transfer pond through pipeline, enter A/O reaction tank through pipeline and canned pump, waste water is through anoxic pond and aerobic tank Second order reaction is carbon dioxide and hydrone the soluble small molecule solid organic matters complete oxidation in water, while will be in water Mineralized nitrogen be nitrate nitrogen and nitrite nitrogen, waste water enters secondary settling tank 6 later, by the further lodgment of solid matter Reason, the waste water through 6 deposition processes of secondary settling tank enter coagulative precipitation tank 8, coagulant are added by chemicals dosing plant in coagulative precipitation tank 8 Further degrading waste water sludge degree, the sludge that gel goes out after degradation is delivered to sludge concentration tank 10 through pump and handles, through coagulating Waste water enters ozone reaction pond 9 carries out disinfection taste removal that treated in pond 8 goes the bacterium in water, virus, stink divided by reaching back With the standard requirements of water, processing of the waste water through deodorization reaction tank 9, water quality fully achieves discharge standard, during processing The supernatant of secondary settling tank 6 is back to 5 circular treatment of A/O reaction tank, secondary settling tank 6, intermediate pool 7, coagulative precipitation tank 8, ozone reaction 9 The sludge that bottom of pond generates is delivered to sludge concentration tank 10 through same sludge delivery pump and carries out concentration, the dirt after concentration Mud enters sludge compression pond 11, carries out compression drying and other treatment, and sheet frame compressor is selected in sludge compression, will be dirty by plate and frame filter press Mud filters pressing is handled at mud cake outward transport.

The working principle of the utility model are as follows:

Breeding wastewater is passed through into collecting-tank 1, primary sedimentation tank 2, black film methane-generating pit 3, sewage transfer pond 4, second level A/O from left to right Reaction tank 5, secondary settling tank 6, intermediate pool 7, coagulative precipitation tank 8, ozone reaction pond are handled, and the pre-treatment of this sewage disposal system is adopted It is combined with being separated by solid-liquid separation with primary sedimentation tank, effectively removes the bulky grain deposited material in breeding wastewater, reduce subsequent processing steps Pressure and processing cost, Anaerobic Treatment uses black film methane-generating pit, black film methane-generating pit not only low cost, but also black film material is more resistance to With can effectively extend the service life of entire processing system, effectively save processing cost, Aerobic Process for Treatment uses second level A/O work Skill, not only easy to operate without installing filler, save the cost, and also later period operational management is also more convenient, and advanced treating uses Coagulating sedimentation and ozone reaction combine, and the impurity being further processed in sewage reaches preferably treatment effect, also efficiently solves Bad-smell problem in discharge of wastewater, secondary settling tank 6, intermediate pool 7, coagulative precipitation tank 8,9 bottom of pond of ozone reaction generate during processing Sludge be delivered to sludge concentration tank 10 through same sludge delivery pump and carry out concentration, the sludge after concentration enters dirt Mud compresses pond 11, carries out compression drying and other treatment, and sheet frame compressor is selected in sludge compression, by plate and frame filter press by sludge press filtration at The outward transport after plate and frame filter press compression dried flower processing of mud cake outward transport processing Treatment of Sludge is handled.

Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed, But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.

Claims (5)

1. a kind of culturing wastewater processing system, it is characterised in that: including sequentially connected collecting-tank, primary sedimentation tank, black film methane-generating pit, Sewage transfer pond, second level A/O reaction tank, secondary settling tank, intermediate pool, coagulative precipitation tank, ozone reaction pond, sludge concentration tank, sludge Pond is compressed, the collecting-tank water inlet is equipped with fine fack, and the collecting-tank water outlet is connected to through solid-liquid separating machine with primary sedimentation tank, institute Stating black film methane-generating pit is that mixing stirring device, filter screen are equipped in black film methane-generating pit described in earthwork structure；Sewage transfer pond Outlet be connected with the import of A/O reaction tank by pipeline, and in pipeline be equipped with water-sealed pump A；The A/O reaction tank anaerobic pond Outlet be connected with the entrance of aerobic tank by pipeline, and water-sealed pump B is equipped in pipeline, in the A/O reaction tank aerobic tank Equipped with aerator.

2. a kind of culturing wastewater processing system according to claim 1, it is characterised in that: the bottom of the primary sedimentation tank is equipped with Mud discharging mouth, the discharge outlet are equipped with valve switch, and the discharge outlet is connected to sludge compression pond through pipeline.

3. a kind of culturing wastewater processing system according to claim 1, it is characterised in that: the primary sedimentation tank is heavy using perpendicular stream Shallow lake pond, bottom are equipped with bucket, and the central tube of sedimentation basin is carbon steel material, and pond body top inner circumferential lays catch basin, and catch basin has out Mouth is connected to black film methane tank, and inner side is vertically-mounted from top to bottom sludge air-lift device.

4. a kind of culturing wastewater processing system according to claim 1, it is characterised in that: the coagulative precipitation tank, which is equipped with, to be thrown Medicine device and blower, the coagulating bottom of pond portion are equipped with perforated pipe, are connected to blower.

5. a kind of culturing wastewater processing system according to claim 1, it is characterised in that: the ozone reaction pond is equipped with smelly Oxygen Generator, static mixer, device for absorbing tail gas.