CN104774043B - Large-scale dairy farm cow dung separating dry space from moist space liquid straw filters and resource utilization method - Google Patents
Large-scale dairy farm cow dung separating dry space from moist space liquid straw filters and resource utilization method Download PDFInfo
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
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Abstract
The invention discloses a kind of filtering of large-scale dairy farm cow dung separating dry space from moist space liquid straw and resource utilization method; this method is related to cow dung separating dry space from moist space, rice straw filtering cow dung separating dry space from moist space liquid, biological inoculum processing three steps of rice straw; and recycling recycling is carried out to caused intermediate material in each step and final material; the utilization of the cow dung processing method; recycled for agriculture and animal husbandry, ecological environmental protection will play very important effect, there is larger promotional value.
Description
Technical field
The present invention relates to a kind of filtering of large-scale dairy farm cow dung separating dry space from moist space liquid straw and resource utilization method, especially relate to
And a kind of large-scale dairy farm cow dung separating dry space from moist space, rice straw filtering cow dung separating dry space from moist space liquid, biological flora processing straw straw
The method of stalk and recycling.
Background technology
Milk industry is efficient save-grain animal husbandry, greatly develops scale dairy to transforming agricultural production, developing rural area
It is economical, increase farmers' income or even improve national diet structure, improve national health quality and be respectively provided with significance.In recent years with
The transformation that China actively pushes forward scale milk cattle cultivating mode, breeding scale structure obtains continuing to optimize, and standardized production is horizontal
Also further lifted.But with the development of scale dairy, excrement dirt caused by scale milk cow turns into rural area face source
One of main source of pollution, it had both influenceed the sustainable development of aquaculture industry itself, also brought great pressure to environment.
Therefore in order to ensure the sustainable development of scale dairy, cultured dairy must take the influence to surrounding environment into account, dirty to excrement
Carry out appropriate processing.
Mainly there are following several processing methods to fresh cow dung at present：(1) heap fermentation handle, but such a mode exist compared with
The defects of big, such as certain company livestock on hand milk cow 2400 or so, every cow dung urine discharge capacity is 55-65kg/d, excrement amount:Amount of urine
For 80:20, nitrogen content is 2.5kg/t, phosphorus 1.3kg/t, potassium 0.6kg/t wherein in excrement, and nitrogen content is 0.7kg/t in urine,
Potassium 3.7kg/t, be only used for accumulation cow dung as described above just needs great space to ferment；(2) (mainly contain for producing biogas
Amount is methane)；(3) it is used for breeding earthworm；(4) breeded fish for cow dung；(5) it is applied to comprehensive ecological engineering, such a comprehensive ecological
It is to be separated solid barnyard manure with liquid manure by separating dry space from moist space device or sedimentation basin first that the traditional processing mode of engineering, which is, its
Middle solid barnyard manure is as organic fertilizer returning to the field or is used as edible mushroom (such as mushroom) culture medium；Liquid manure enters biogas anaerobic fermentation
Pond, produce biogas, or pass into well-designed construction artificial swamp be used for plant a variety of water plants, such as reed, water calabash
Reed, water peanut and cattail etc..
But there is the problem of certain in above-mentioned several processing modes.It is useless as obtained by after large-scale dairy farm cow dung separating dry space from moist space
Liquid partial amt is big, organic concentration is high, the organic matters such as more excrement residue is mainly contained in the waste liquid, sticky waste liquid is often
The spraying for causing groove tank car to draw with tumbrel is obstructed, have impact on the service efficiency of extraction and the spraying of waste liquid.Waste liquid simultaneously
Excessive concentration, the fertilising of crops is directly used in if unprocessed, it is low etc. existing to easily cause crops burn seedlings, seeding ratio
As influenceing production estimation.
The content of the invention
In order to overcome above-mentioned produced problem in the prior art, the invention provides a kind of large-scale dairy farm cow dung dry and wet point
Chaotropic straw filters and resource utilization method, especially a kind of large-scale dairy farm cow dung separating dry space from moist space, rice straw filtering ox
Argol hygroscopic water chaotropic body, biological inoculum processing rice straw and recycling method, this method using cow dung separating dry space from moist space,
Rice straw filtering cow dung separating dry space from moist space liquid, biological flora processing rice straw, cow dung sufficient recycling profit is subjected to
With.
Concrete technical scheme of the present invention is：
A kind of large-scale dairy farm cow dung separating dry space from moist space liquid straw filtering and resource utilization method, mainly including following steps
Suddenly：
(1) the pending cow dung being stored in large-scale dairy farm cow dung accumulation room is transported to cow dung stirring pool with dung-cart,
The ox urine water extracted in ox urine storage pool cow dung urine storage pool is diluted fresh cow dung, is stirred with whisking machines, use is supporting
Submerged pump by dilute stirring cow dung pump to cow dung separating dry space from moist space machine, by being placed in mesh screen in cow dung separating dry space from moist space machine
In the dehydration of helical axis screw extrusion, and after being separated by filtration, fresh cow dung is separated into viscous liquid cow dung liquid and moisture
It is for 55-65wt.% solid-state dry cow dung, solid-state dry cow dung is standby；
(2) catch basin, filtering ponds and liquid reservoirs are provided with, the liquid outlet of the cow dung separating dry space from moist space machine passes through pipeline
Connected with catch basin, catch basin is connected by pumping device and pipeline with filtering ponds, and filtering ponds connect with liquid reservoirs, and mistake
Accumulation has the rice straw of 5-10mm length in filter tank；The liquid of the large-scale dairy farm cattle manure solid-liquid separating machine flows into through pipeline
Catch basin, then the liquid in catch basin is pumped into filtering ponds via rice straw adsorption filtration with pumping device, obtained dilute
Liquid cow dung water and wet rice straw；The thin liquid state cow dung water flows through pipeline into standby in liquid reservoirs；
(3) its moisture is made to remain 45-65wt.% the wet rice straw extrusion process of gained in (2), then at this
Wet rice straw top is uniformly inoculated with ferment bacterium quick rotting agent side and carries out stacking, and carries out heap fermentation, the startup of the heap fermentation
Temperature is 15-20 DEG C, is overturned when 24h and the temperature of fermenting reach 60-65 DEG C and once continues to ferment afterwards, temperature reaches again in fermentation
Carry out second continuing to ferment after overturning at 60-65 DEG C, normal temperature is down to automatically to temperature, fermentation maturity is completed, and obtains the rotten rice of speed
Careless stalk, the rotten rice straw of the speed handle the stalk organic fertilizer that must be used for crops through heap fermentation；Wherein ferment bacterium speed is rotten
The inoculum concentration of agent is that every cubic metre of wet rice straw is inoculated with 3-5kg, and stacking volume is high 1.5-2.0m, a width of 2.0-2.5m and length
Spend unlimited.
Its further technical scheme is：
Lignin, cellulose and hemicellulose account for dry in solid-state dry cow dung in gained solid-state dry cow dung in step (1)
The 75-80wt.% of total amount.
Gained solid-state dry cow dung handles to obtain organic fertilizer through heap fermentation in step (1).
Irrigated farmland orchard will be used for after the gained oxidized degraded of thin liquid state cow dung liquid in step (2).
Control temperature is not higher than 75 DEG C before fermentation maturity is completed in step (3).
The method have the benefit that：The method of the invention using large-scale dairy farm cow dung separating dry space from moist space technology,
Rice straw filtering cow dung separating dry space from moist space liquid technology, biological flora processing rice straw technology, and to each step processing gained
Product carries out recycling, the utilization of the cow dung processing method, is recycled for agriculture and animal husbandry, ecological environmental protection will be played
Very important effect, there is larger promotional value.
Brief description of the drawings
Fig. 1 is the handling process schematic diagram of the present invention；
Fig. 2 is the flow sheet equipment facility schematic diagram of the present invention.
Embodiment
With reference to Fig. 1, Fig. 2 and specific embodiment, the present invention is described in further detail.
A kind of large-scale dairy farm cow dung separating dry space from moist space liquid straw filtering and resource utilization method, mainly including following steps
Suddenly：
(1) the pending cow dung being stored in large-scale dairy farm cow dung accumulation room is transported to cow dung stirring pool with dung-cart,
The ox urine water extracted in ox urine storage pool cow dung urine storage pool is diluted fresh cow dung, is stirred with whisking machines, use is supporting
Submerged pump by dilute stirring cow dung pump to cow dung separating dry space from moist space machine, by being placed in mesh screen in cow dung separating dry space from moist space machine
In the dehydration of helical axis screw extrusion, and after being separated by filtration, fresh cow dung is separated into viscous liquid cow dung liquid and moisture
It is for 55-65wt.% solid-state dry cow dung, solid-state dry cow dung is standby, lignin, cellulose and half in the gained solid-state dry cow dung
Cellulose accounts for the 75-80wt.% of dry substance mixture in solid-state dry cow dung, and the solid-state dry cow dung handles to obtain organic fertilizer through heap fermentation
Material.
(2) catch basin, two filtering ponds and a liquid reservoirs, the liquid of the cow dung separating dry space from moist space machine are provided with
Outlet is connected by pipeline with catch basin, and catch basin is connected by pumping device and pipeline with two filtering ponds, this two filterings
Pond connects with liquid reservoirs respectively, and accumulation has the rice straw of 5-10mm length in filtering ponds；The large-scale dairy farm ox
The liquid of excrement solid-liquid separating machine flows into catch basin through pipeline, and the liquid in catch basin then is pumped into two filterings with pumping device
Chi Zhong, and adsorption filtration is carried out via the rice straw in two filtering ponds, obtain thin liquid state cow dung water and wet rice straw；
The thin liquid state cow dung water flows through pipeline into standby in liquid reservoirs, is used to fill after the oxidized degraded of thin liquid state cow dung liquid
Irrigate farmland orchard.
(3) its moisture is made to remain 45-65wt.% the wet rice straw extrusion process of gained in (2), then at this
Wet rice straw top is uniformly inoculated with ferment bacterium quick rotting agent side and carries out stacking, and carries out heap fermentation, the startup of the heap fermentation
Temperature is 15-20 DEG C, is overturned when 24h and the temperature of fermenting reach 60-65 DEG C and once continues to ferment afterwards, temperature reaches again in fermentation
Carry out second continuing to ferment after overturning at 60-65 DEG C, normal temperature is down to automatically to temperature, fermentation maturity is completed, and obtains the rotten rice of speed
Careless stalk, the rotten rice straw of the speed handle the stalk organic fertilizer that must be used for crops through heap fermentation；Wherein ferment bacterium speed is rotten
The inoculum concentration of agent is that every cubic metre of wet rice straw is inoculated with 3-5kg, and stacking volume is high 1.5-2.0m, a width of 2.0-2.5m and length
Spend it is unlimited, in the step fermentation maturity complete before control temperature be not higher than 75 DEG C.
Specific embodiment
Using certain dairy industry Co., Ltd as example, the said firm's livestock on hand milk powder 2400 or so, every cow dung urine discharge capacity is 55-
65kg/d, daily cow dung urinate Fecal wastes 132-156 tons, excrement amount:Amount of urine is 80:20.
First, large-scale dairy farm cow dung separating dry space from moist space treatment technology
Settable 5500m2Large-scale dairy farm cow dung accumulates room, and heap is grazed cattle when on the one hand can be used for annual cow dung demand dull season
Excrement；On the other hand to the fruits and vegetables plantation busy season, after excrement caused by cattle farm is handled by separating dry space from moist space equipment, have for follow-up
Machine fertilizer production, meet the demand of the peasant household to organic fertilizer on periphery.Wait to locate by being stored in large-scale dairy farm cow dung accumulation room
Reason cow dung is transported to cow dung stirring pool with dung-cart, the long 5.5m of the cow dung stirring pool, wide 5m, deep 3m, volume 82.5m3.Extract
Ox urine water in ox urine storage pool cow dung urine storage pool be diluted fresh cow dung (using ox urine water on the one hand can using water wisely, together
When can reuse ox urine), stirred with whisking machines, with supporting submerged pump by dilute stirring cow dung pump respectively to
Two dummy cow argol hygroscopic waters additionally due to separating dry space from moist space is the important procedure of feces of livestock and poultry integrated treatment, therefore also need to set in disembarking
Cow dung dry and wet sub-argument facility is put, mainly uses cow dung separating dry space from moist space machine, the operation principle of the cow dung separating dry space from moist space machine is with supporting
Submerged pump, pending large-scale dairy farm cow dung is pumped to cow dung separating dry space from moist space machine, pending cow dung by be placed in sieve
Helical axis in net, be most dehydrated afterwards through cow dung separating dry space from moist space machine screw extrusion, so as to isolated viscous liquid cow dung liquid and
Solid-state dry cow dung, wherein solid-state dry cow dung, it is fabricated to organic fertilizer through heap fermentation and transports to the use of fertilizer deficiency area, may also function as improvement
The effect of soil texture, while machine composite fertilizer can be formed with through everfermentation.
Pending cow dung separates lignin, fiber in solid content (i.e. solid-state dry cow dung) after above-mentioned separating dry space from moist space
Element and hemicellulose account for the 80wt.% of dry matter content in solid-state dry cow dung, and it can provide raw material for production organic fertilizer, make money
Source is fully utilized.The utilization of above-mentioned cow dung separating dry space from moist space processing mode, it will be played for energy-saving and emission-reduction, environmental protection
Very important effect, very with promotional value.
Dry cow dung moisture content after cow dung separating dry space from moist space dewater treatment is low, generally 55-65wt.%, and outward appearance is in fluffy
Loose shape, it is inviscid, stink reduce, hand squeeze not water outlet, let go it is not agglomerating, be organic fertilizer factory produce organic fertilizer optimum feed stock.
Because the moisture in solid-state dry cow dung is moderate, therefore the production of organic fertilizer can be directly carried out, simplify production technology, subtract
The original required place for stacking cow dung and exposure in sunshine of fertilizer plant is lacked.After fermentation process, the solid-state dry cow dung provides
Organic fertilizer is made to organic fertilizer factory compost fermentation, there is provided greening potting media, vegetables matrix, edible mushroom base needed for market
The products such as matter, organic fertilizer, high-quality organic fertilizer is provided for agricultural production, realizing turns waste into wealth dry cow dung.
2nd, straw filtering cow dung separating dry space from moist space liquid technology
Pending cow dung is after the processing of above-mentioned cow dung separating dry space from moist space treatment technology, the number of the viscous liquid cow dung liquid of gained
Amount is very big, and the dairy industry company produces such 80 tons or so of waste liquid daily.It is a large amount of due to containing in such viscous liquid cow dung liquid
Organic matter and pollutant, environment or directly agricultural is thrown into if without processing, it will cause local environment and farmland
Serious pollution；If fertilising that is untreated and being directly used in crops, it will cause crops burn seedlings, seeding ratio low
Phenomena such as, have a strong impact on production estimation；Simultaneously because such viscous liquid cow dung liquid mainly contains more excrement residue etc.
Organic matter, sticky quality often results in groove tank car, and to draw the spraying of not smooth and tumbrel not smooth, have impact on the extraction and spray of waste liquid
The service efficiency of mist.
A catch basin, filtering ponds 2 and liquid reservoirs 1, the wherein long 6m of catch basin, wide 5m, deep 3m can be built, heavy water
Pool volume is 90m3.Every filtering ponds are wide 2.5 meters, long 15 meters, 1.4 meters of height depths, shallow 1.1 meters of place, upper and lower 2 degree of the gradient, often
Only filtering pool volume 46.875m3, two filtering ponds total measurement (volume) 93.75m3.30 meters of length is built beside along filtering ponds, it is wide 5 meters, deep 2.5
The liquid reservoirs of rice, the ㎡ of fluid storage pool volume 375.The liquid outlet of the cow dung separating dry space from moist space machine passes through pipeline and heavy water
Pond is connected, and catch basin connected with two filtering ponds respectively by pumping device and pipeline, two filtering ponds respectively with fluid storage
Pond is connected, and a Stainless steel mesh is provided between filtering ponds and the liquid reservoirs, is left between the grid and liquid reservoirs
8-10cm gap, and form between adjacent two steel wires of the Stainless steel mesh at intervals of 2cm, the Stainless steel mesh can be with
Prevent stalk from entering liquid reservoirs；Accumulation has the rice straw of 5-10mm length in the filtering ponds.The large-scale dairy farm
The liquid of cattle manure solid-liquid separating machine flows into catch basin through pipeline, and the liquid in catch basin then is pumped into filtering ponds with pumping device
In via rice straw adsorption filtration, obtain thin liquid state cow dung water and wet rice straw；The thin liquid state cow dung water flows through pipeline and entered
Enter standby in liquid reservoirs.
Due to containing large amount of organic in viscous liquid cow dung liquid, containing nutrients such as more nitrogen, phosphorus, potassium, pass through straw
The adsorption filtration effect of stalk, the viscose glue shape organic matter of its middle and high concentration is adsorbed in stalk, viscous liquid cow dung liquid is changed into
Thin liquid state cow dung liquid, the suction-operated significantly reduce the concentration of cow dung liquid, and the thin liquid state cow dung liquid flows into through pipeline
Liquid reservoirs are standby, are used for the agriculture bases such as certain ten thousand mu of vineyard in the present embodiment after the oxidized degraded of thin liquid state cow dung liquid
Ground fertilising is poured, due to through rice straw adsorption filtration, effectively reducing the concentration of wherein organic matter, effectively prevent crops
Fertilising burn phenomenon, filtered liquid manure contain substantial amounts of organic nutrient and trace element (nitrogen, phosphorus, potassium etc.), are plantation fruits and vegetables
Best organic fertilizer, and the material after degrading is easier to be absorbed by crops, irrigates the effect brought of orchard clearly.
Certain dairy industry company and certain cooperate in ten thousand mu of vineyaries in the present embodiment, by the thin liquid state cow dung liquid conveying to orchard reserve pool, enter
One step uses oxidation degradation, is irrigated according to field demand, realizes and all digests thin liquid state cow dung liquid, and ten thousand
Burn seedlings phenomenon will not occur for mu vineyard grape seedlingses, and the grape fruit produced is full, mellowness is sweet, list unit price than common
Grape per kilogram improves 5-10 members.In addition in transport is drawn, because cow dung strength of fluid substantially reduces, it draws in groove tank car
When and tumbrel when spraying can smooth progress, greatly improve the service efficiency of extraction and the spraying of waste liquid.
3rd, wet rice straw is handled using ferment bacterium quick rotting agent
Carried out in the present embodiment using the ferment bacterium quick rotting agent of Jiangsu Province Huai'an great Hua bio tech ltd production
The wet rice straw of gained after above-mentioned cow dung liquid immersion.
Ferment bacterium is the work(of the beneficial organism activity of tens kinds of bacterium and enzyme composition by bacterium, actinomyces and fungi three major types
It can roll into a ball, it can not only decompose the various organic matters such as agricultural crop straw, and can decompose the veterinary drug remained in feces of livestock and poultry, have and fall ill
The chemical compositions such as substance, it can generate the fermentation product such as multivitamin, nucleic acid, mycoprotein, nutrition in decomposing and fermenting
Value is quite abundant.Pathogen in soil can be also killed using beneficial microbe in the fertilizer of ferment bacterium fabrication techniques, comprehensively
Improve soil, effective disease and pest control, overcome crops continuous cropping sick.Ferment bacterium quick rotting agent is using made of microbial technique one
The aerobic complex microorganism preparations of kind, a large amount of beneficial microbes such as bacterium, fungi, actinomyces and active acid are included, is had extremely strong
Aerobic fermentation capacity of decomposition, can fast decoupled organic matter, degrade harmful substance, kill organic matter in pathogen and fermenting
During produce the natural active matters such as substantial amounts of glucose, amino acid, acids, vitamin, suitable for straw decomposing, animal dung
Just handle, liquid fermentation etc., be high-quality, the high-efficiency ferment for producing organic matter.
Its moisture is set to remain 45-65wt.% the wet rice straw extrusion process of foregoing gained, then in the wet rice
Careless stalk top is uniformly inoculated with ferment bacterium quick rotting agent side and carries out stacking, and carries out heap fermentation, the start-up temperature of the heap fermentation
Overturned for 15-20 DEG C, when 24h and the temperature of fermenting reach 60-65 DEG C and once continue to ferment afterwards, temperature reaches 60- again in fermentation
Carry out second continuing to ferment after overturning at 65 DEG C, normal temperature is down to automatically to temperature, fermentation maturity is completed, and obtains the rotten straw straw of speed
Stalk, the rotten rice straw of the speed produce stalk organic fertilizer after heap fermentation is handled, for organic fertilizer factory；Wherein ferment bacterium speed
The inoculum concentration of rotten agent is that every cubic metre of wet rice straw is inoculated with 3-5kg, and the inoculum concentration of summer connects for every cubic metre of wet rice straw
Kind 3kg ferment bacterium quick rotting agents, the inoculum concentration in winter are inoculated with 5kg ferment bacterium quick rotting agents, and stacking for every cubic metre of wet rice straw
Volume is high 1.5-2.0m, a width of 2.0-2.5m and length is unlimited.Use the wet straw straw of such biological bacteria quick rotting agent fermentation process
Stalk, itself and different population microorganism is set fully to contact progress biodegradation, rice straw will obtain fast rotten and curing.Use the speed
Wet rice straw after rotten agent processing cow dung water immersion, summer shift to an earlier date 24-36h than conventional compostation and entered in 12h accumulations up to 50 DEG C
Enter high temperature fermentation stage, and it is higher than conventional compostation using the rice straw compost temperature of the quick rotting agent, and the decomposed time is than conventional
Compost will shorten about 1/3.Ferment bacterium quick rotting agent can humus organic material material rapidly, compost is reached innoxious in the short time, by straw
Stalk organic matter is turned waste into wealth, and is converted into high-quality organic fertilizer, and the organic fertilizer can be used for production vegetables matrix to cultivate organic fertilizer, eat
Bacterium culture medium matter organic fertilizer and agricultural fertilizer.
By ferment bacterium quick rotting agent fermentation process rice straw, make rice straw biodegradable and cure, the rotten stalk of speed
Organic fertilizer is fabricated to through production and processing, is applied fertilizer for grainfield and vegetable field, realizes recycling.And the organic fertilizer applies soil
There is improved soil after earth, improve yield, mitigate disease, the effect of overcoming continuous cropping obstacle and improve quality of agricultural product.Use ferment
The grain of plain bacterium processing rice straw fertilizer production, vegetables, grape etc. can increase production more than 5%, and quality is significantly improved, grape
Sugariness increases 2-3 degree, and flowers are bright in colour, are not easy to wither, and vegetables Vc contents increase 5-10%, best in quality, in good taste, organic
Agricultural product receive an acclaim.Processing mode of the present invention be particularly suitable for use in large-scale cattle farm and to ecological environment around will
Ask high and be not easy to carry out the area of large area excrement accumulation.
Claims (3)
1. a kind of large-scale dairy farm cow dung separating dry space from moist space liquid straw filtering and resource utilization method, it is characterised in that：Main bag
Include following step：
(1) the pending cow dung being stored in large-scale dairy farm cow dung accumulation room is transported to cow dung stirring pool with dung-cart, extracted
Ox urine water in ox urine storage pool is diluted fresh cow dung, is stirred with whisking machines, is stirred dilution with supporting submerged pump
The cow dung mixed is pumped to cow dung separating dry space from moist space machine, is squeezed by being placed in the helical axis spiral in cow dung separating dry space from moist space machine in mesh screen
Press-dehydrating, and after being separated by filtration, fresh cow dung is separated into viscous liquid cow dung liquid and moisture is consolidating for 55-65wt.%
State dry cow dung, solid-state dry cow dung is standby after heap fermentation is handled, make organic fertilizer for organic fertilizer factory；
(2) catch basin, filtering ponds and liquid reservoirs are provided with, the liquid outlet of the cow dung separating dry space from moist space machine by pipeline and sinks
Pond is connected, and catch basin is connected by pumping device and pipeline with filtering ponds, and filtering ponds connect with liquid reservoirs, and filtering ponds
It is interior to accumulate the rice straw for having 5-10mm length；The liquid of the large-scale dairy farm cattle manure solid-liquid separating machine flows into heavy water through pipeline
Pond, then the liquid in catch basin is pumped into filtering ponds via rice straw adsorption filtration with pumping device, obtains thin liquid state
Cow dung water and wet rice straw；The thin liquid state cow dung water flows through pipeline into storage in liquid reservoirs, follow-up oxidized degraded
It is used to irrigate orchard afterwards；
(3) its moisture is made to remain 45-65wt.% the wet rice straw extrusion process of gained in (2), then in the wet rice
Careless stalk top is uniformly inoculated with ferment bacterium quick rotting agent side and carries out stacking, and carries out heap fermentation, the start-up temperature of the heap fermentation
Overturned for 15-20 DEG C, when 24h and the temperature of fermenting reach 60-65 DEG C and once continue to ferment afterwards, temperature reaches 60- again in fermentation
Carry out second continuing to ferment after overturning at 65 DEG C, normal temperature is down to automatically to temperature, fermentation maturity is completed, and obtains the rotten straw straw of speed
Stalk, the rotten rice straw of the speed make stalk organic fertilizer after heap fermentation is handled, for organic fertilizer factory；Wherein ferment bacterium speed
The inoculum concentration of rotten agent is that every cubic metre of wet rice straw is inoculated with 3-5kg, stacking volume be high 1.5-2.0m, a width of 2.0-2.5m and
Length is unlimited.
2. large-scale dairy farm cow dung separating dry space from moist space liquid straw filtering according to claim 1 and resource utilization method, its
It is characterised by：Lignin, cellulose and hemicellulose account for dry in solid-state dry cow dung in gained solid-state dry cow dung in step (1)
The 75-80wt.% of total amount.
3. large-scale dairy farm cow dung separating dry space from moist space liquid straw filtering according to claim 1 and resource utilization method, its
It is characterised by：Control temperature is not higher than 75 DEG C before fermentation maturity is completed in step (3).
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| CN115028499A (en) * | 2022-07-07 | 2022-09-09 | 内蒙古御谷农牧科技有限公司 | Production technology of organic liquid surface fertilizer after efficient separation treatment of cow dung and urine |
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| CN101229982A (en) * | 2008-02-15 | 2008-07-30 | 吕景海 | Method for producing organic compound fertilizer by using biogas residues |
| CN101293697B (en) * | 2008-06-06 | 2010-04-07 | 哈尔滨工业大学 | Biological treatment method for sewage water and waste gas generated by livestock and poultry cultivation |
| RU2424985C2 (en) * | 2009-04-13 | 2011-07-27 | Олег Арсеньевич Суржко | Method of preparing liqiud wastes from pig farm for agricultural use |
| CN102212561B (en) * | 2011-05-05 | 2013-06-26 | 郑州蓝德环保科技有限公司 | Processing method for fermenting straws in dry-process and wet-process combined way |
| CN103304286B (en) * | 2013-06-24 | 2015-10-21 | 重庆光大(集团)有限公司 | Organic fertilizer production technique |
| CN203938611U (en) * | 2014-06-04 | 2014-11-12 | 牧原食品股份有限公司 | The efficient processing and utilizing system of a kind of pig farm excrement material |
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