CN105314802B - A kind of processing system of livestock breeding wastewater - Google Patents
A kind of processing system of livestock breeding wastewater Download PDFInfo
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- CN105314802B CN105314802B CN201510889435.0A CN201510889435A CN105314802B CN 105314802 B CN105314802 B CN 105314802B CN 201510889435 A CN201510889435 A CN 201510889435A CN 105314802 B CN105314802 B CN 105314802B
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Abstract
The invention discloses a kind of processing system of livestock breeding wastewater, including cistern, oblique filter screen, preliminary sedimentation tank, adsorption tank, serac clarifier-tank, magnetic force vibration pond, aeration tank, Aerobic Pond, biochemical regulating reservoir, second pond, buffer pool, continuous filter, sterilization pool, storage mud tank, reclaimed water recovery pond.In the livestock breeding wastewater handled by the system, the clearance of COD reaches 97.8%；The clearance of total nitrogen reaches 98.7%, and the clearance of five-day BOD reaches 97,3%, and the clearance of suspension reaches 98.6%, chroma removal rate 99.0%, turbidity removal rate 99.6%.Al TiO are added in the fine sand of continuous filter2Improve fine sand treatment effeciency.
Description
Technical field
The present invention relates to a kind of processing system of livestock breeding wastewater, the water treatment field belonged in environmental protection.
Background technology
Aerobic Process for Treatment refers to a kind of technique using aerobic microbiological processing breeding wastewater.Aerobic biological process method can be divided into
Natural Aerobic Process for Treatment and the major class of artificial Aerobic Process for Treatment two.
Natural Aerobic biological process method is the method that waste water is purified using the microorganism in natural water body and soil, also
Claim natural ecological resource method, mainly there is two kinds of water body purification and soil sanitation.The former mainly has oxidation pond（Aerobic ponds, facultative lagoon,
Anaerobic pond）With culture pond etc.；The latter mainly has land treatment systems（Slow rate, express method filter, overland flow）With artificial swamp etc..
Not only capital cost is low for natural ecological resource method, and power consumption is few, and the method is to nutrients such as the organic matter of bio-refractory, nitrogen phosphorus
Clearance with bacterium partly can reach the effect of tertiary treatment also above the two stage treatment of routine.In addition, in certain condition
Under, the method coordinates sewage irrigation to realize that sewage recycling utilizes.The shortcomings that method is mainly that floor space is big and treatment effect
Easily by seasonal effect etc..But if plant's small scale and nearby having a discarded ditch pool and when beach is available for utilizing, should try one's best choosing
This method is selected with investment reduction and processing cost.
The content of the invention
For the deficiencies in the prior art, the invention provides a kind of processing system of livestock breeding wastewater, this is
System includes cistern, oblique filter screen, preliminary sedimentation tank, adsorption tank, serac clarifier-tank, magnetic force vibration pond, aeration tank, Aerobic Pond, biochemical tune
Save pond, second pond, buffer pool, continuous filter, sterilization pool, storage mud tank, reclaimed water recovery pond；Livestock breeding wastewater is entered by pipeline to be stored
The water inlet in pond, the delivery port of cistern connect the water inlet of oblique filter screen by pipeline, and the delivery port of oblique filter screen passes through pipeline
The water inlet of preliminary sedimentation tank is connected, the delivery port of preliminary sedimentation tank connects the water inlet of adsorption tank by pipeline, and the delivery port of adsorption tank leads to
Piping connects the water inlet of serac clarifier-tank, and the delivery port of serac clarifier-tank enters water by pipeline connection magnetic force vibration pond
Mouthful, the delivery port in magnetic force vibration pond connects the water inlet of aeration tank by pipeline, and the delivery port of aeration tank is connected by pipeline
The water inlet in oxygen pond, the delivery port of Aerobic Pond connect the water inlet of biochemical regulating reservoir, the delivery port of biochemical regulating reservoir by pipeline
Connect the water inlet of second pond by pipeline, the delivery port of second pond by the water inlet of pipeline Connection Pool, buffer pool
Delivery port connects the water inlet of continuous filter by pipeline, and the delivery port of continuous filter is connected the water inlet of sterilization pool by pipeline, disappeared
The mouth of a river in malicious pond connects reclaimed water recovery pond by pipeline, and the delivery port of reclaimed water recovery pond connects discharge tube, aeration by pipeline
The mud discharging mouth in pond connects the first mud inlet of storage mud tank by pipeline, and the mud discharging mouth of second pond connects the of storage mud tank by pipeline
Two mud inlets；Wherein, continuous filter is followed successively by cobblestone layer, rough sand from top to bottom using cobblestone, rough sand and fine sand as filtrate
Layer and fine sand layer, cobblestone average diameter are 5cm, and floor height 0.8m, rough sand average grain diameter is 0.5 μm, floor height 1m, and fine sand is average
Particle diameter is 0.2 μm, floor height 1.5m, and bottom of pond leaves backwash mouth, backwashes the external backwashing pump equipment of mouth；It is average in adsorption tank
Multigroup stainless steel mesh screen is distributed, sieve thickness is 5cm per networking, and some pits, the chi of each pit are evenly distributed on mesh screen surface
Very little is 1cm*1cm*1cm, is filled with epoxide-resin glue in pit, absorption pool wall is fixed in mesh screen one end, and the other end stays with pool wall
There is spacing, multigroup mesh screen interleaved is arranged in adsorption tank, forms S type water stream channels；Magnetic force vibration bottom of pond portion is provided with 4
Ultrasonator and a pair of electrodes, antistatic process are done in pond, pond outer wall does insulation processing；The external refrigerator of serac clarifier-tank,
Inside is provided with multigroup serac, serac into beveled structure, tower height 60cm, serac top surface inclination angle be 30 °, a diameter of 1.6m, ice
Tower top face is provided with groove every 20 °, and bottom portion of groove leaves opening, and serac is interior can to add running water by pipeline, and built in it
Frigistor, serac purification pool equipment in temperature maintain subzero 2 DEG C-it is subzero 6 DEG C.
Wherein, Al-TiO is added in the fine sand of continuous filter2Improve fine sand treatment effeciency.
Wherein, mesh screen is detachable in adsorption tank, periodic replacement.
Wherein, serac purification pool equipment outer wall parcel heat-insulating heat-preserving material.
Wherein, the electric current being passed through in magnetic force vibration pond is 220v, and ozone+disinfection by ultraviolet light mode is used in sterilization pool.
The advantage of the invention is that：
（1）Operating cost is cheap, saves operating cost 40%-90%, stable, can guarantee that effluent quality reach standard and
The requirement of national wastewater discharge standard.
（2）In the livestock breeding wastewater handled by the system, the clearance of COD reaches 97.8%；Total nitrogen
Clearance reaches 98.7%, and the clearance of five-day BOD reaches 97,3%, and the clearance of suspension reaches 98.6%, colourity
Clearance 99.0%, turbidity removal rate 99.6%.
（3）Magnetic force frictional force caused by pond of vibrating is small, operates steadily, noise pollution is small, easy to loading and unloading, equipment automatization journey
Degree is high.
（4）For the system using low-energy-consumptienvironment-friendlyhigh-precision environment-friendlyhigh-precision serac purification pool equipment, it appears in livestock breeding wastewater processing system
In serve innovation effect, have to particulate matters such as the solid of difficult degradation occurred in breeding wastewater and the feathers of floating type
Good treatment effect.
Brief description of the drawings
Fig. 1 is the processing system schematic diagram of livestock breeding wastewater
The oblique filter screen of 1- cisterns, 2-, 3- preliminary sedimentation tanks, 4- adsorption tanks, 5- seracs clarifier-tank, 6- magnetic force vibration pond, 7- aerations
Pond, 8- Aerobic Ponds, 9- biochemistry regulating reservoir, 10- second ponds, 11- buffer pools, 12- continuous filters, 13- sterilization pools, 14- storages mud tank,
15- reclaimed water recovery ponds.
Fig. 2 is the schematic diagram of serac clarifier-tank
51- seracs, 52- refrigerators, 53- turbochargers, 54- flowmeters, 55- pressure gauges, 56- level indicators, 57-
Thermometer, 58- frigistors.
Fig. 3 is the schematic diagram of adsorption tank
41- water storage spaces, 45- stainless steel mesh screens.
Fig. 4 is the schematic diagram of serac
59- grooves.
Fig. 5 is the schematic diagram of mesh screen
46- pits.
Embodiment
As shown in figure 1, a kind of processing system of livestock breeding wastewater, the system includes cistern 1, oblique filter screen 2, preliminary sedimentation tank
3rd, adsorption tank 4, serac clarifier-tank 5, magnetic force vibration pond 6, aeration tank 7, Aerobic Pond 8, biochemical regulating reservoir 9, second pond 10, buffer pool
11st, continuous filter 2, sterilization pool 13, storage mud tank 14, reclaimed water recovery pond 15.Waste water enters the water inlet of cistern 1 by pipeline, stores
The delivery port in pond 1 connects the water inlet of oblique filter screen 2 by pipeline, and the delivery port of oblique filter screen 2 connects preliminary sedimentation tank 3 by pipeline
Water inlet, the delivery port of preliminary sedimentation tank 3 connect the water inlet of adsorption tank 4 by pipeline, and the delivery port of adsorption tank 4 is connected by pipeline
The water inlet of serac clarifier-tank 5, the delivery port of serac clarifier-tank 5 connect the water inlet in magnetic force vibration pond 6 by pipeline, and magnetic force shakes
The delivery port for swinging pond 6 connects the water inlet of aeration tank 7 by pipeline, and the delivery port of aeration tank 7 connects Aerobic Pond 8 by pipeline
Water inlet, the delivery port of Aerobic Pond 8 connect the water inlet of biochemical regulating reservoir 9 by pipeline, and the delivery port of biochemical regulating reservoir 9 passes through
Pipeline connects the water inlet of second pond 10, and the delivery port of second pond 10 passes through the water inlet of pipeline Connection Pool 11, buffer pool
11 delivery port connects the water inlet of continuous filter 12 by pipeline, and the delivery port of continuous filter 12 connects sterilization pool 13 by pipeline
Water inlet, the mud discharging mouth of aeration tank 7 connect the first mud inlet of storage mud tank 14 by pipeline, and the mud discharging mouth of second pond 10 passes through pipe
Second mud inlet in road connection storage mud 14 pond, the delivery port of sterilization pool 13 connect the water inlet of reclaimed water recovery pond 15 by pipeline.
Wherein, continuous filter 12 is used as filtrate using cobblestone, rough sand and fine sand, is followed successively by cobblestone layer, rough sand layer and carefully from top to bottom
Sand bed, cobblestone average diameter are 5cm, and floor height 0.8m, rough sand average grain diameter is 0.5 μm, floor height 1m, and fine sand average grain diameter is
0.2 μm, floor height 1.5m, bottom of pond leaves backwash mouth, and backwash mouth is connected by pvc pipe with pool wall, and pvc pipe mouth is a diameter of
5cm, 4 aeration openings are set altogether, be evenly distributed in bottom of pond, backwash the external backwashing pump equipment of mouth；As shown in Fig. 3, Fig. 5, absorption
It is evenly distributed multigroup stainless steel mesh screen 45 in pond 4, thickness 5cm, is evenly distributed some pits 46 on the surface of mesh screen 45, it is each recessed
The size in hole 46 is 1cm*1cm*1cm, is filled with epoxide-resin glue in pit 46, absorption pool wall is fixed in the one end of mesh screen 45, separately
Spacing is left in one end with pool wall, and multigroup interleaved of mesh screen 45 is arranged in adsorption tank, forms S type water stream channels；Magnetic force vibrates
The bottom of pond 6 is provided with 4 oscillators and 2 groups of electrodes, and antistatic process is done in pond, and pond outer wall does insulation processing；As shown in figure 4,
The external refrigerator 52 of serac clarifier-tank 5, inside are provided with multigroup serac 51, and serac 51 is into beveled structure, tower height 60cm, serac top
Face inclination angle is 30 °, a diameter of 1.6m, and serac top surface is provided with groove 59 every 20 °, and opening is left in the bottom of groove 59, in serac
Running water can be added by pipeline, and the temperature in its built-in frigistor 58, serac clarifier-tank 5 maintains subzero 2-6
℃。
Waste water flows into cistern 1, flows into oblique filter screen 2 by depth displacement in cistern 1, in oblique filter screen 2, contains in waste water
The a large amount of large volume suspensions having are separated, and after waste water outflow slope net 2, flow into preliminary sedimentation tank 3, filter out the silt in waste water,
The impurity such as precipitation, small-sized insoluble particles；Waste water flows into adsorption tank 4 after the outflow of preliminary sedimentation tank 3 by pipeline, and current are along S water-fillings
Circulation road flows out adsorption tank 4, and the suspended particulate substance in pond migrates with flow of fluid, when waste water to stainless steel mesh 45
When, in the presence of impact of water, the batting shape suspension in water can be sticked by the epoxide-resin glue filled in pit, and from water
Middle removing；In serac clarifier-tank 5, freezed by refrigerator 52, the temperature in pond is kept for subzero 2-6 DEG C, waste water is net from serac
Change the upper end of pond 5 to flow into, running water is added by pipeline inside serac 51, the frigistor 58 in serac 51 starts to freeze, and makes ice
Instant water inside tower 51 is changed into ice, and for ice because volumetric expansion by the opening of the bottom of groove 59 is full of groove, waste water flows into serac
In clarifier-tank 5, serac 51 is flowed through, the low organic matter of a part of freezing point can be can remove outstanding by freezing in groove by this method
Float and the low organic matter of freezing point；Electrode produces electric field and shaken with ultrasound caused by bottom of pond portion ultrasonator in magnetic force vibration pond 6
Swing effect and form compound Strong oxdiative effect, the difficult decomposing organic matter in waste water is decomposed under ultrasonic electric field compound action
Remove；After waste water is handled through magnetic force vibration pond 6, waste water is squeezed into aeration tank 7 with pump, increases the oxygen in water, then flows into aerobic
Pond 8, the larger molecular organicses of difficult degradation are decomposed into the small organic molecule or CO for being easy to degraded2And H2O, greatly improve sewage
Biodegradability；Waste water flows into biochemical regulating reservoir 9, adjusts pH value of waste water first and reaches neutral, the organic matter in waste water exists afterwards
Decomposed under anaerobic condition by anaerobic bacteria；Waste water flows into second pond 10, the life that the biochemical treatment stage comes off after biochemical treatment
Thing film carries out precipitation separation, supernatant discharge herein, and base sludge is discharged into storage mud tank 14, and partial sludge is back to Aerobic Pond 8
It is recycled；Continuous filter 12 is that waste water carries out further advanced treating, and waste water is in cobblestone, rough sand, the nature of fine sand
Under filtering, the numerical value of the pollutant such as COD and ammonia nitrogen is reduced, after 12 hours, continuous filter 12 is backwashed；
Water outlet behind continuous filter 12 enters sterilization pool 13, and sterilization pool 13 is used simultaneously using ozone generation technology and ultraviolet disinfection, to disappear
Go out the bacterium of institute's band in water；The water outlet of sterilization pool 13 is flowed into reclaimed water recovery pond 15, is used for watching water or greening quietly.
Claims (2)
- A kind of 1. processing system of livestock breeding wastewater, it is characterised in that the system include cistern, oblique filter screen, preliminary sedimentation tank, Adsorption tank, serac clarifier-tank, magnetic force vibration pond, aeration tank, Aerobic Pond, biochemical regulating reservoir, second pond, buffer pool, continuous filter, disappear Malicious pond, storage mud tank, reclaimed water recovery pond；Livestock breeding wastewater enters the water inlet of cistern, the delivery port of cistern by pipeline The water inlet of oblique filter screen is connected by pipeline, the delivery port of oblique filter screen connects the water inlet of preliminary sedimentation tank by pipeline, preliminary sedimentation tank Delivery port connects the water inlet of adsorption tank by pipeline, and the delivery port of adsorption tank enters water by pipeline connection serac clarifier-tank Mouthful, the delivery port of serac clarifier-tank connects the water inlet in magnetic force vibration pond by pipeline, and the delivery port in magnetic force vibration pond passes through pipe Road connects the water inlet of aeration tank, and the delivery port of aeration tank connects the water inlet of Aerobic Pond, the delivery port of Aerobic Pond by pipeline The water inlet of biochemical regulating reservoir is connected by pipeline, the delivery port of biochemical regulating reservoir connects the water inlet of second pond by pipeline,The delivery port of second pond connects continuous filter by the water inlet of pipeline Connection Pool, the delivery port of buffer pool by pipeline Water inlet, the delivery port of continuous filter connects the water inlet of sterilization pool by pipeline, during the mouth of a river of sterilization pool is connected by pipeline Water Sproading pond, the delivery port of reclaimed water recovery pond connect discharge tube by pipeline, and the mud discharging mouth of aeration tank is connected by pipeline to be stored up First mud inlet of mud tank, the mud discharging mouth of second pond connect the second mud inlet of storage mud tank by pipeline；Wherein, continuous filter uses It is averagely straight to be followed successively by cobblestone layer, rough sand layer and fine sand layer, cobblestone as filtrate from top to bottom for cobblestone, rough sand and fine sand Footpath is 5cm, and floor height 0.8m, rough sand average grain diameter is 0.5 μm, floor height 1m, and fine sand average grain diameter is 0.2 μm, and floor height is 1.5m, bottom of pond leave backwash mouth, backwash the external backwashing pump equipment of mouth；Multigroup stainless (steel) wire is evenly distributed in adsorption tank Sieve, per networking, sieve thickness is 5cm, some pits is evenly distributed on mesh screen surface, the size of each pit is 1cm*1cm* 1cm, pit is interior to be filled with epoxide-resin glue, and absorption pool wall is fixed in mesh screen one end, and the other end leaves spacing, more networkings with pool wall Sieve interleaved is arranged in adsorption tank, forms S type water stream channels；Magnetic force vibration bottom of pond portion is provided with 4 sonic oscillations Device and a pair of electrodes, antistatic process are done in pond, pond outer wall does insulation processing；The external refrigerator of serac clarifier-tank, inside is provided with Multigroup serac, serac are 30 °, a diameter of 1.6m into beveled structure, tower height 60cm, serac top surface inclination angle, and serac top surface is every Groove is provided with every 20 °, bottom portion of groove leaves opening, and serac is interior can to add running water by pipeline, and in its built-in small-sized refrigerating Device, serac purification pool equipment in temperature maintain subzero 2 DEG C-it is subzero 6 DEG C；Al-TiO is added in the fine sand of continuous filter2Improve fine sand treatment effeciency；Mesh screen is detachable in adsorption tank, periodic replacement.
- 2. the processing system of the livestock breeding wastewater according to claim 1, it is characterised in that use ozone in sterilization pool Add disinfection by ultraviolet light mode.
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| CN201510889435.0A CN105314802B (en) | 2015-12-07 | 2015-12-07 | A kind of processing system of livestock breeding wastewater |
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| CN105314802B true CN105314802B (en) | 2018-02-09 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106007161B (en) * | 2016-07-27 | 2019-04-26 | 佛山市高明海达高新科技孵化养殖基地有限公司 | A kind of processing system of meat processing waste water |
| CN106007249B (en) * | 2016-07-27 | 2019-05-24 | 盐城凯兴食品有限公司 | A kind of processing method of meat processing waste water |
| CN114731979B (en) * | 2022-04-15 | 2022-12-23 | 浙江万里学院 | Pond culture system based on water cyclic utilization |
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Effective date of registration: 20201012 Address after: 246500, Susong County, Anhui City, Anqing province Changling Town East Road Patentee after: ANHUI ZISHEN ECOLOGICAL AGRICULTURE AND FORESTRY INTEGRATION DEVELOPMENT Co.,Ltd. Address before: 311400, Zhejiang, Hangzhou province Fuyang District Spring Street New Village Patentee before: HANGZHOU FUYANG WEIWEN ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |