CN105993973B - A kind of Large-scale pig farm pollutant source separation system and method - Google Patents

A kind of Large-scale pig farm pollutant source separation system and method Download PDF

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Publication number
CN105993973B
CN105993973B CN201610538039.8A CN201610538039A CN105993973B CN 105993973 B CN105993973 B CN 105993973B CN 201610538039 A CN201610538039 A CN 201610538039A CN 105993973 B CN105993973 B CN 105993973B
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China
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excrement
pig
cleaning
fecaluria
water
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CN105993973A (en
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汪深
匡文
王均灿
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HUNAN SHIKELANG ENVIRONMENTAL SCIENCE AND TECHNOLOGY Co Ltd
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HUNAN SHIKELANG ENVIRONMENTAL SCIENCE AND TECHNOLOGY Co Ltd
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Priority to CN201610538039.8A priority Critical patent/CN105993973B/en
Priority to PCT/CN2016/090666 priority patent/WO2018010194A1/en
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K1/00Housing animals; Equipment therefor
    • A01K1/01Removal of dung or urine, e.g. from stables
    • A01K1/0132Removal of dung or urine, e.g. from stables by means of scrapers or the like moving to-and-fro or step-by-step
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K1/00Housing animals; Equipment therefor
    • A01K1/01Removal of dung or urine, e.g. from stables
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K1/00Housing animals; Equipment therefor
    • A01K1/015Floor coverings, e.g. bedding-down sheets ; Stable floors
    • A01K1/0151Grids; Gratings; Slatted floors

Abstract

A kind of Large-scale pig farm pollutant source separation system and method, including rain sewage diversion pig house, pig drink the outer arranging device of Yu Shui collection and Pig dung and urine and separate collection device with column water is rushed;There is rainwater to discharge irrigation canals and ditches outside the rain sewage diversion pig house side wall;The pig drinks the rainwater that Yu Shui is collected outside the drainage pipeline connection side wall of outer arranging device and discharges irrigation canals and ditches;The Pig dung and urine and rush column water separation device are as follows: slatted floor is installed in rain sewage diversion pig house, it is eight word slope surfaces below slatted floor, the bottom end of eight word slope surfaces is cleaning up excrement ditch, excrement system is scraped in setting in cleaning up excrement ditch, the least significant end of cleaning up excrement ditch connects manure pit, and the input channel of sludge pump is arranged in manure pit bottom.The separation that the present invention realizes fecaluria and rainwater, drinks Yu Shui, rushes column water makes fecaluria and rushes that column water is automatic respectively to be collected, and for fecaluria resource utilization, rushes column water process qualified discharge and lays a solid foundation.

Description

A kind of Large-scale pig farm pollutant source separation system and method
Technical field
The present invention relates to a kind of Large-scale pig farm pollutant source separation system and methods, belong to scale animal and poultry cultivation Production and pollution control field.
Background technique
While the intensive of pig breeding industry, large-scale development provide abundant and high-quality livestock-poultry for market, also face A large amount of excrement and the huge environmental pressure of sewage discharge bring, if these pollutants are not dealt carefully with and reasonable benefit With not only causing huge negative effect to ecological environment, seriously affect people's health, and restrict the benign hair of pig breeding industry Exhibition.While development scale pig farm, how to improve hog house design, make excrement, urine and rush column water, pig drinks remaining moisture From to improve cleaning up excrement efficiency, attenuating subsequent contamination difficulty of governance, while also reduction pig raising excrement and sewage ask the pollution of environment Topic, causes the great attention of governments at all levels and pig farmer.
Currently, the cleaning up excrement mode that domestic and international Large-scale pig farm generallys use mainly has bubble excrement, water to rush excrement and dry cleaning up excrement Technology mode, commonly bubble excrement cleaning up excrement mode at present, the disadvantage is that excrement stops in pig house for a long time, the part in dropping pit Anaerobic fermentation generates a large amount of pernicious gases such as ammonia, hydrogen sulfide, methane, makes pig loss of appetite, endanger the health of pig, People are forced to solve the problems, such as toxic gas pollution with the forced ventilation of high energy consumption, but in winter, forced ventilation makes pig house that can not keep warm, Pig is susceptible to suffer from the communicable diseases such as influenza, meanwhile, a large amount of toxic and harmful gas also influence the work of keeper, harm raising people The health of member.It is also a kind of common cleaning up excrement mode that water, which rushes excrement cleaning up excrement mode, the disadvantage is that water consumption is big, water resource waste is tight Weight;During later period treatment for cow manure, after separation of solid and liquid, nutrient content is low in dry matter, and manurial value reduces;Sewage quantity is big, dirty Most of dissolved organic matter in water is still very high, increases processing difficulty.And dry cleaning up excrement mode, i.e. excrement are once generating just It shunting, argol is urinated by mechanically or manually collecting, cleaning, transport and rushes column water and then flowed out from sewer, and is respectively processed, The drawbacks of dry collection is divided into artificial cleaning up excrement and mechanical two kinds of cleaning up excrement, artificial cleaning up excrement is that the amount of labour is big, and working environment is poor, production The advantages of rate is low, mechanical cleaning up excrement is can to reduce labor intensity, and saves labour, improves work efficiency, but domestic production at present is clear There is also shortcomings in terms of use reliability for excrement equipment, and the device is complicated, and rate of breakdown is higher, maintenance difficult, either manually Cleaning up excrement mode, or mechanical cleaning up excrement mode, urine with rush column water, pig drinks Yu Shui and mixes, increase and rush column water process amount and processing Difficulty.
On the whole, above-mentioned cleaning up excrement mode is primarily present following problem: (1) pig drinks Yu Shuiwu and is collected separately, conveys System, pig drink remaining water directly with excrement, urine and rush column water and mix, increase contaminant capacity and processing cost.According to statistics, it is daily because Pig accounts for about in the water missed with Duckbill-type drinking trough drinking-water rushes the 20 ~ 40% of column water inventory;(2) column water is rushed not divide with excrement, urine From, rush column water directly mixed with excrement, urine carry out subsequent processing, processing method is usually to be carried out with after methane-generating pit anaerobic fermentation It is separated by solid-liquid separation, isolated solid portion removes production solid organic fertilizer, and liquid portion is handled simultaneously " row up to standard according to sewage Put ", the drawbacks of this method be a large amount of nutrients dissolutions in a liquid, the SOLID ORGANIC fertilizer nutrient of production is low, of poor quality;And in liquid Due to being rich in organic matter and N P and K, COD and ammonia nitrogen concentration are high, and common technology of waste water control is difficult to reach discharge mark Standard, though according to 400 mg/L of limit value COD in existing livestock and poultry breeding industry pollutant emission standard (GB18596-2001), 8 mg/L of 80 mg/L of ammonia nitrogen and total phosphorus, be respectively urban wastewater treatment firm pollutant emission standard (GB18918-2002, one Grade A standard) in 8 times, 16 times and 16 times of limit value, so-called " qualified discharge " is really the root for causing water eutrophication Source, the sewage of " qualified discharge " continue to pollute environment.
103798151 A of Chinese patent CN disclose a kind of Large-scale pig farm pig house excrement, liquid movable type separation system and Dry cleaning up excrement method, this method are made solid manure and liquid urine, are rushed column using pig house excrement, urine, flushing water movable type separation system Water separation, there are the drawbacks of be that this method capital construction is at high cost, liquid, which rushes, mixes portion of stool and whole urines in column water, increase The difficulty and cost of liquid subsequent processing.
203840933 U of Chinese patent CN discloses a kind of large-scale pig house automatic water supply system, passes through gravity flow water economizer Realize automatic, the weight feed of pig drinking water, the disadvantage is that drinking-water is unhygienic, the water in sink is drunk mutually, repeatedly by pig, can It can cause the propagation of disease.Patent 103477995A discloses a kind of fecaluria separate type scratch board feces cleaning system, divides into slatted floor Four cleaning up excrement ditches are set, i.e., at least need four dung scraping devices and two sets of power devices, this method infrastructure project amount is big, clear excrement equipment It is more, cause at high cost, and failure rate of machinery is high, and plant maintenance is complicated.
Summary of the invention
The technical problems to be solved by the present invention are: solving the above-mentioned problems of the prior art, and provide a kind of scale Change pig farm pollutant source separation system and method, realizes fecaluria and rainwater, the separation drunk Yu Shui, rush column water, make fecaluria With rush that column water is automatic respectively to be collected, for fecaluria resource utilization, rush column water process qualified discharge and lay a solid foundation, reduce people Work cost avoids people and animals' cross-infection, protects environmental sanitation.
The technical solution adopted by the present invention is that: a kind of Large-scale pig farm pollutant source separation system, including rain dirt point Stream pig house, pig drink the outer arranging device of Yu Shui collection and Pig dung and urine and separate collection device with column water is rushed;The rain sewage diversion pig house packet Keep off the rain water roof and side wall are included, there is rainwater to discharge irrigation canals and ditches outside side wall;The pig drinks the outer arranging device of Yu Shui collection and is mounted on rain Dirt shunts in pig house, and pig drinks discharge outlet connection drainage pipeline one end that Yu Shui collects outer arranging device, and the drainage pipeline other end connects Connect the rainwater discharge irrigation canals and ditches outside rain sewage diversion pig house side wall;The Pig dung and urine and rush column water separation device are as follows: in rain sewage diversion pig Slatted floor is installed, slatted floor lower section is eight word slope surfaces, and the bottom end of eight word slope surfaces is cleaning up excrement ditch, is set in cleaning up excrement ditch in giving up Set excrement system of scraping, one end of cleaning up excrement ditch connects manure pit, the input channel setting of sludge pump in manure pit bottom, sludge pump it is defeated Pipeline connects Pig dung and urine processing unit and rushes column water treatment facilities out.
In above-mentioned technical proposal, the pig drink remaining water collecting device include pig automatic drinking bowl, U-shaped water collection chamber, Drainage pipeline and rainwater discharge irrigation canals and ditches, and pig is mounted on pig house side wall with automatic drinking bowl, and U-shaped water collection chamber setting is in pig with automatically Immediately below the faucet of water fountain, discharge outlet is arranged at U-shaped water collection chamber bottom, and discharge outlet connects drainage pipeline one end, and drainage pipeline is another One end connects the rainwater outside pig house side wall and discharges irrigation canals and ditches.
In above-mentioned technical proposal, the eight word slope surfaces are the slope surface of surface smoothing processing.
In above-mentioned technical proposal, described cleaning up excrement ditch one end is high, and the other end is low, and high low pitch is greater than 2 degree, manure pit Connect the least significant end of cleaning up excrement ditch.
In above-mentioned technical proposal, the excrement system of scraping includes driving device, sensor, scrapes excrement control device, driving rope And the both ends of cleaning up excrement ditch are arranged in by driving rope connection dung scraping device, sensor in dung scraping device, driving device, dung scraping device is in cleaning up excrement ditch Interior reciprocal operation.
In above-mentioned technical proposal, the manure pit is funnel type.
In above-mentioned technical proposal, the dung scraping device is made of device frame, scraper plate, limiting card and conductor rope pulley, wherein scraper plate, Limiting card and conductor rope pulley are each attached on device frame, scrape the both ends that board ends are separately connected driving rope, and limiting card blocks scraper plate one Side, connection scrape the driving rope of board ends respectively by the conductor rope pulley on device frame.
A kind of Large-scale pig farm pollutant source separation method, comprising:
(1) build rain sewage diversion pig house: the rain sewage diversion pig house includes keep off the rain water roof and side wall, has rain outside side wall Water discharges irrigation canals and ditches, when raining, blocks rainwater, so that rainwater is passed through outdoor irrigation canals and ditches in time and drains, realizes the excrement in rainwater and pig house Urinate and rush the separation of column water;It reduces fecaluria and rushes the water content in column water, mitigate post-processing difficulty;
(2) pig is installed in pig house and drinks the outer arranging device of Yu Shui collection: the underface in pig with automatic drinking bowl faucet U-shaped water collection chamber is installed, the U-shaped water collection chamber bottom discharge mouth irrigation canals and ditches outdoor by drainage pipeline connection make pig drink Yu Shuiyu excrement The separation of column water is urinated and rushed, reduces in fecaluria and rushes the water content in column water, mitigate post-processing difficulty;
(3) slatted floor is installed in pig house, slatted floor lower section is eight word slope surfaces, and the bottom end of eight word slope surfaces is clear Excrement system is scraped in dropping pit, the interior setting of cleaning up excrement ditch, and the least significant end of cleaning up excrement ditch connects manure pit, and the input channel setting of sludge pump is in collection excrement The bottom in pond, the output channel of sludge pump connect Pig dung and urine processing unit and rush column water treatment facilities;
(4) the excreta excrement of pig and urine are leaked down by slatted floor daily, and are fallen in eight word slope surfaces or cleaning up excrement In ditch, fall fecaluria in eight word slope surfaces under gravity, slides into cleaning up excrement ditch naturally;
(5) start by set date scrapes excrement system daily, and driving device moves dung scraping device along cleaning up excrement ditch bottom surface, from most by driving rope band High-end to move back and forth to least significant end, when dung scraping device is mobile to manure pit, limiting card blocks scraper plate, and scraper plate drives fecaluria to Forward It is dynamic, finally it is pooled to fecaluria in manure pit;When reverse direction operation of the dung scraping device to manure pit, limiting card is not limited, scraper plate It is taken up by driving rope, fecaluria will not drive in the wrong direction;When sensor detects that dung scraping device reaches cleaning up excrement ditch both ends, excrement control device control is scraped The driving device of dung scraping device processed is out of service, inverted running again after delay;
(6) when having pig to deliver for sale to need to clean pig house, excrement system is scraped in starting first, and the fecaluria in cleaning up excrement ditch is scraped into collection excrement In pond, hangs completely as far as possible, then start sludge pump, excrement and urine in sludge pump depletion manure pit make fecaluria not be mixed into punching In column water;
(7) it after the fecaluria in cleaning up excrement ditch and manure pit is scraped pumping to the greatest extent by above-mentioned steps (6), then opens and rushes column drainage facility flushing pig House;
(8) when rushing column, it is out of service to scrape excrement system, rushes column water and flows into cleaning up excrement ditch through slatted floor, imports manure pit, Starting sludge pump takes out the column water that rushes in manure pit toward column water treatment facilities are rushed, and separates Pig dung and urine with column water is rushed, rushes column water not It is mixed into fecaluria.
Beneficial effect
The present invention designs pig and drinks remaining water collecting device, has not only considered the requirement of pig drinking-water sanitation and hygiene, but also fully considers drink The processing problem of water, improves design, immediately below Duckbill-type drinking trough on the basis of traditional Duckbill-type drinking trough more than water U-shaped water collection chamber is added, the water that Duckbill-type drinking trough drips and the water that snoot is missed are collected, this part water is not contaminated, can pass through U The discharge outlet of type water collection chamber bottom end, pipeline drain into nature irrigation canals and ditches outside.According to statistics, it drinks water daily because of pig with Duckbill-type drinking trough The water missed, which accounts for about, rushes the 20 ~ 40% of column water inventory, designs through the invention, greatly reduces into fecaluria and the water for rushing column water, It is diluted fecaluria not, column discharge reduction, processing cost decline are rushed in the cost decline of resource utilization.
Smooth eight word slope surfaces and smooth cleaning up excrement ditch is arranged in the present invention under slatted floor, and excrement is scraped in setting in cleaning up excrement ditch System realizes fecaluria and rushes automatic collection, the cleaning of column water, greatly reduces labor intensity and the contact of people pig of artificial cleaning up excrement Cross-infection risk, improve cleaning up excrement efficiency.After the fecaluria of automatic cleaning cleaning up excrement ditch and manure pit, then the column Hang Chong, make to rush column Water is completely separated with fecaluria, substantially reduces the residual for rushing fecaluria in column water, and the COD and ammonia-nitrogen content rushed in column water is substantially reduced, Reduce the pollution level for rushing column water, reduce the difficulty for rushing column water subsequent processing, greatly saves and rush column cost of water treatment, due to Without column water is rushed in fecaluria, the organic matter and nutrient in fecaluria are unlikely to be diluted, and the overwhelming majority is retained, and improving liquid has The fertilizer efficiency of machine fertilizer.
Compared with water rushes excrement cleaning up excrement mode, the present invention is water-saving, and the sewage quantity generated daily is small, and fecaluria content is few in sewage, Pollution level is low, and difficulty of governance is small, and treatment cost is low;Compared with bubble excrement cleaning up excrement mode, present invention energy conservation reduces pressure row The energy consumption of wind, and waste is cleared up in time, pig growing environment is healthier, and appetite is quite long fast, to improve growth efficiency, together When, pig house keeps warm when cold snap, and pig is not easy sick.
Currently, traditional screeds excrement cleaning system mostly uses a plurality of cleaning up excrement ditch and scraper plate, equipment is more, causes failure rate of machinery high, Plant maintenance is complicated.The a plurality of cleaning up excrement ditch of tradition is merged into one by the present invention, i.e. a fore-and-aft tilt cleaning up excrement is arranged in every pig house Ditch simplifies clear excrement equipment, reduces failure rate of machinery, while cleaning up excrement ditch is made into inclined surface, keeps cleaning up excrement thorough, cleaning up excrement efficiency is also big It is big to improve.Control system automatically controls dung scraping device, and mechanization degree is high, and reduction manually participates in, and reduces cost of labor.
It designs single manure pit to be collected simultaneously fecaluria and rush column water, Economization on land, reduces capital construction cost, while by manure pit Bottom be designed to funnel type so that sludge pump by fecaluria in manure pit or can rush column water and clean out, avoid in fecaluria liquid It mixes and rushes column water, or rush in column water and mix fecaluria liquid, influence subsequent processing.
In conclusion innovative design of the present invention, reduce cost of labor and reduce, while people and animals' cross-infection, realizes fecaluria With rainwater, drink Yu Shui, rush column water and separate, and make fecaluria and rush column water to collect automatically, be fecaluria resource utilization, rush column Shui Chu Reason qualified discharge lays a solid foundation.
Detailed description of the invention:
Fig. 1 is pigsty pollution material resource head separation system schematic diagram according to the present invention;
Fig. 2 is that pig according to the present invention drinks Yu Shui collection outlet schematic device;
Fig. 3 scrapes excrement system schematic to be according to the present invention;
Fig. 4 is dung scraping device structural schematic diagram according to the present invention.
Appended drawing reference: 101- drainage pipeline, 102- discharge outlet, 103-U type water collection chamber, 104- faucet, 105- pig are used certainly Dynamic water fountain, the outer drainage ditch of 201- pig house, 202- slatted floor, 203- stringer, 204- crossbeam, 205- fall eight word slope surfaces, 206- cleaning up excrement ditch, 301- driving device, 302- driving rope, 303- dung scraping device, 303A- limiting card, 303B- scraper plate, the position 304- Sensor and mounting base, 305- scrape excrement control device, 306- manure pit, 307- sludge pump.
Specific implementation method:
Large-scale pig farm pollutant source separation system of the invention, including rain sewage diversion pig house, pig drink Yu Shuishou Collect outer arranging device and Pig dung and urine and separates collection device with column water is rushed;The rain sewage diversion pig house includes keep off the rain water roof and side wall, There is rainwater to discharge irrigation canals and ditches outside side wall;The pig drinks the outer arranging device of Yu Shui collection and is mounted in rain sewage diversion pig house, and pig is drunk The discharge outlet that Yu Shui collects outer arranging device connects drainage pipeline one end, and the drainage pipeline other end connects outside rain sewage diversion pig house side wall Rainwater discharge irrigation canals and ditches;The Pig dung and urine and rush column water separation device are as follows: slatted floor, crack are installed in rain sewage diversion pig house To fall eight word slope surfaces below floor, the bottom end of eight word slope surfaces is cleaning up excrement ditch, and excrement system is scraped in setting in cleaning up excrement ditch, the one of cleaning up excrement ditch End connection manure pit, the input channel setting of sludge pump is in manure pit bottom, the output channel connection Pig dung and urine processing of sludge pump Device and column water treatment facilities is rushed, is additionally provided in rain sewage diversion pig house and rushes column drainage facility.
It includes pig automatic drinking bowl, U-shaped water collection chamber, drainage pipeline and rainwater discharge that above-mentioned pig, which drinks remaining water collecting device, Irrigation canals and ditches, pig are mounted on pig house side wall with automatic drinking bowl, under the faucet of pig automatic drinking bowl is arranged in just in U-shaped water collection chamber Discharge outlet is arranged at side, U-shaped water collection chamber bottom, and discharge outlet connects drainage pipeline one end, and the drainage pipeline other end connects outside pig house side wall Rainwater discharge irrigation canals and ditches.
Above-mentioned eight word slope surfaces are the slope surface of surface smoothing processing.
In above-mentioned technical proposal, described cleaning up excrement ditch one end is high, and the other end is low, and high low pitch is greater than 2 degree, cleaning up excrement ditch That low end connects manure pit.
In above-mentioned technical proposal, the excrement system of scraping includes driving device, sensor, scrapes excrement control device, driving rope And the both ends of cleaning up excrement ditch are arranged in by driving rope connection dung scraping device, sensor in dung scraping device, driving device, dung scraping device is in cleaning up excrement ditch Interior reciprocal operation.
In above-mentioned technical proposal, the manure pit is funnel type.
In above-mentioned technical proposal, the dung scraping device is that scraper plate, limiting card and conductor rope pulley are installed on device frame, scrapes board ends The both ends of driving rope are separately connected, limiting card blocks scraper plate side, and connection scrapes the driving rope of board ends respectively by device frame Conductor rope pulley.
A kind of Large-scale pig farm pollutant source separation method, comprising:
(1) build rain sewage diversion pig house: the rain sewage diversion pig house includes keep off the rain water roof and side wall, has rain outside side wall Water discharges irrigation canals and ditches, when raining, blocks rainwater, so that rainwater is passed through outdoor irrigation canals and ditches in time and drains, realizes the excrement in rainwater and pig house Urinate and rush column water segregation;It reduces fecaluria and rushes the water content in column water, mitigate post-processing difficulty;
(2) pig is installed in pig house and drinks the outer arranging device of Yu Shui collection: the underface in pig with automatic drinking bowl faucet U-shaped water collection chamber is installed, the U-shaped water collection chamber bottom discharge mouth irrigation canals and ditches outdoor by drainage pipeline connection make pig drink Yu Shuiyu excrement Column water segregation is urinated and rushed, the water content in column water is reduced in fecaluria and rush, mitigates post-processing difficulty;
(3) slatted floor is installed in pig house, slatted floor lower section is eight word slope surfaces, and the bottom end of eight word slope surfaces is clear Excrement system is scraped in dropping pit, the interior setting of cleaning up excrement ditch, and one end of cleaning up excrement ditch connects manure pit, and the input channel of sludge pump is arranged in manure pit Bottom, the output channel connection of sludge pump Pig dung and urine processing unit and rushes column water treatment facilities;
(4) the excreta excrement of pig and urine are leaked down by slatted floor daily, and are fallen in eight word slope surfaces or cleaning up excrement In ditch, fall fecaluria in eight word slope surfaces under gravity, slides into cleaning up excrement ditch naturally;
(5) start by set date scrapes excrement system daily, and driving device moves dung scraping device along cleaning up excrement ditch bottom surface, from most by driving rope band High-end to move back and forth to least significant end, when dung scraping device is mobile to manure pit, limiting card blocks scraper plate, and scraper plate drives fecaluria to Forward It is dynamic, finally it is pooled to fecaluria in manure pit;When reverse direction operation of the dung scraping device to manure pit, limiting card is not limited, scraper plate It is taken up by driving rope, fecaluria will not drive in the wrong direction;When sensor detects that dung scraping device reaches cleaning up excrement ditch both ends, excrement control device control is scraped The driving device of dung scraping device processed is out of service, inverted running again after delay;
(6) when there is pig to deliver for sale or need to clean slatted floor, eight word slope surfaces, cleaning up excrement ditch, excrement system is scraped in starting first, Fecaluria in cleaning up excrement ditch is scraped in manure pit, hangs completely as far as possible, then starts sludge pump, the excrement in sludge pump depletion manure pit Fecaluria is not mixed into rush in column water;
(7) it after the fecaluria in cleaning up excrement ditch and manure pit is scraped pumping to the greatest extent by above-mentioned steps (6), then opens and rushes column drainage facility flushing pig House, slatted floor, eight word slope surfaces, cleaning up excrement ditch and manure pit;
(8) when rushing column, it is out of service to scrape excrement system, rushes column water and flows into cleaning up excrement ditch through slatted floor, imports manure pit, Starting sludge pump takes out the column water that rushes in manure pit toward column water treatment facilities are rushed, and separates Pig dung and urine with column water is rushed, rushes column water not It is mixed into fecaluria.
It marks with reference to the accompanying drawing and the present invention is further described in detail:
Rain dirt according to the present invention separates pig house, and pig drinks Yu Shui and collects outer arranging device as shown in Fig. 2, mainly being used by pig Automatic drinking bowl 105, U-shaped water collection chamber 103, drainage pipeline 101 and the outer gutter 201 of house form, and the U-shaped setting of water collection chamber 103 exists Immediately below pig 105 faucet of automatic drinking bowl 104, the discharge outlet 102 and drainage pipeline 101 of U-shaped 103 bottom of water collection chamber connect It connects, outer gutter 201 is given up in the connection of 101 water outlet of drainage pipeline.
Pig dung and urine according to the present invention with rush column water separate collection device as shown in Figure 1, Pig dung and urine with rush column water separate, Collection device mainly by pig house and slatted floor 202, fall eight word slope surfaces 205, cleaning up excrement ditch 206, scrape excrement system and 304 groups of manure pit Eight word slope surfaces 205 and cleaning up excrement ditch 206 are fallen at, 202 following settings of pig house slatted floor, and eight word slope surfaces 205 are located at cleaning up excrement ditch 206 Two sides, in cleaning up excrement ditch 206 be arranged dung scraping device 303.
It is according to the present invention to scrape excrement system schematic as shown in figure 3, scraping excrement system mainly includes driving device 301, drive Running rope 302, dung scraping device 303, sensor 304 and excrement control system 305 is scraped, dung scraping device structural schematic diagram according to the present invention is such as Shown in Fig. 4, limiting card 303A and scraper plate 303B are provided on dung scraping device 303, driving device 301 is scraped by 302 connection of driving rope The both ends of cleaning up excrement ditch 206 are arranged in excrement device 303, sensor 304, and driving device 301 drives dung scraping device 303 by traction rope 302 Along 206 bottom surface of cleaning up excrement ditch, move back and forth from most significant end to least significant end, when dung scraping device 303 is mobile to 306 side of manure pit, limit Position card 303A blocks scraper plate 303B, and scraper plate 303B drives fecaluria to move forward, comes together in fecaluria finally in manure pit 306, when When sensor 304 detects that dung scraping device 303 reaches the both ends of cleaning up excrement ditch 206, scrapes the control of excrement control system 305 and scrape excrement driving device 301 is out of service, inverted running again after delay, when 303 inverted running of dung scraping device, infinite place card 303A limitation, and scraper plate 303B It is taken up by traction rope 302, fecaluria will not drive in the wrong direction.
Large-scale pig farm pollutant source separation method principle of the invention is as follows:
(1) pig house roof blocks rainwater, and rainwater passes through the outer drainage ditch 201 of pig house in time and drains, and realizes rain dirt separation;
(2) when pig drinks water, the water leaked out from pig automatic drinking bowl 105 and snoot seam falls into U-shaped water collection chamber 103 In, and drained into the outer gutter 201 of house by the way that drainage pipeline 101 is outer in time, so that pig is drunk the separation of Yu Shuiyu fecaluria, pig is drunk remaining Water is not mixed into Pig dung and urine;
(3) the daily excreta excrement of pig and urine are leaked down by slatted floor 202, and are fallen in eight word slope surfaces 205 Or in cleaning up excrement ditch 206, fall fecaluria in eight word slope surfaces 205 under gravity, slides into cleaning up excrement ditch 206 naturally;
(4) start by set date scrapes excrement system daily, and driving device 301 drives dung scraping device 303 along cleaning up excrement ditch by driving rope 302 206 bottom surfaces, move back and forth from most significant end to least significant end, and when dung scraping device 303 is mobile to manure pit 306, limiting card 303A is blocked Scraper plate, scraper plate 303B drive fecaluria to move forward, are pooled to fecaluria in manure pit 306.When dung scraping device 303 is to manure pit When 306 reverse direction operation, infinite place card 303A limitation, scraper plate 303B is taken up by driving rope 302, and fecaluria will not drive in the wrong direction.Work as sensing When device 304 detects that dung scraping device 303 reaches 206 both ends of cleaning up excrement ditch, scrapes the control of excrement control system 305 and scrape excrement driving device 301 and stop It only runs, inverted running again after delay;
(5) when there is pig to deliver for sale, excrement system is scraped in starting first, then starts sludge pump 307, is smoked and is use up in manure pit 306 After excrement and urine, then controls water supply and rush column.When rushing column, it is out of service to scrape excrement system, rushes column water and flows into through slatted floor 202 It in cleaning up excrement ditch 206, finally flows into manure pit 306, starting sludge pump 307 will rush column water in manure pit 306, pump toward rushing column water Processing equipment separates Pig dung and urine with column water is rushed, and rushes column water and is not mixed into fecaluria.

Claims (1)

1. a kind of Large-scale pig farm pollutant source separation method, it is characterised in that: include:
(1) build rain sewage diversion pig house: the rain sewage diversion pig house includes keep off the rain water roof and side wall, has rainwater row outside side wall Irrigation canals and ditches are put, when raining, block rainwater, so that rainwater is discharged irrigation canals and ditches by rainwater in time and drains, realize the fecaluria in rainwater and pig house And rush the separation of column water;It reduces fecaluria and rushes the water content in column water, mitigate post-processing difficulty;
(2) pig is installed in pig house and drinks the outer arranging device of Yu Shui collection: being installed in the underface of pig automatic drinking bowl faucet U-shaped water collection chamber, U-shaped water collection chamber bottom discharge mouth connect rainwater by drainage pipeline and discharge irrigation canals and ditches, and pig is made to drink Yu Shuiyu fecaluria And the separation of column water is rushed, the water content in column water is reduced in fecaluria and rushed, post-processing difficulty is mitigated;
(3) slatted floor is installed in pig house, slatted floor lower section is eight word slope surfaces, and the bottom end of eight word slope surfaces is cleaning up excrement Excrement system is scraped in ditch, the interior setting of cleaning up excrement ditch, and the least significant end of cleaning up excrement ditch connects manure pit, and the input channel of sludge pump is arranged in manure pit Bottom, the output channel connection of sludge pump Pig dung and urine processing unit and rushes column water treatment facilities;
(4) the excreta excrement of pig and urine are leaked down by slatted floor daily, and are fallen in eight word slope surfaces or in cleaning up excrement ditch, Fall fecaluria in eight word slope surfaces under gravity, slides into cleaning up excrement ditch naturally;
(5) start by set date scrapes excrement system daily, and driving device moves dung scraping device along cleaning up excrement ditch bottom surface, from highest by driving rope band Least significant end is held to move back and forth, when dung scraping device is mobile to manure pit, limiting card blocks scraper plate, and scraper plate drives fecaluria to Forward It is dynamic, finally it is pooled to fecaluria in manure pit;When reverse direction operation of the dung scraping device to manure pit, limiting card is not limited, scraper plate It is taken up by driving rope, fecaluria will not drive in the wrong direction;When sensor detects that dung scraping device reaches cleaning up excrement ditch both ends, excrement control device control is scraped The driving device of dung scraping device processed is out of service, inverted running again after delay;
(6) when having pig to deliver for sale to need to clear up pig house, excrement system is scraped in starting first, and the fecaluria in cleaning up excrement ditch is scraped into manure pit It is interior, it scrapes as far as possible completely, then starts sludge pump, excrement and urine in sludge pump depletion manure pit are mixed into fecaluria not and rush column In water;
(7) it after the fecaluria in cleaning up excrement ditch and manure pit is scraped pumping to the greatest extent by above-mentioned steps (6), then opens and rushes column drainage facility flushing pig house;
(8) when rushing column, it is out of service to scrape excrement system, rushes column water and flows into cleaning up excrement ditch through slatted floor, imports manure pit, starting Sludge pump takes out the column water that rushes in manure pit toward column water treatment facilities is rushed, and separates Pig dung and urine with column water is rushed, rushes column water and be not mixed into In fecaluria.
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