CN1896014A - Flushing water circulating utilization for farm stable - Google Patents
Flushing water circulating utilization for farm stable Download PDFInfo
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- CN1896014A CN1896014A CNA2005100441202A CN200510044120A CN1896014A CN 1896014 A CN1896014 A CN 1896014A CN A2005100441202 A CNA2005100441202 A CN A2005100441202A CN 200510044120 A CN200510044120 A CN 200510044120A CN 1896014 A CN1896014 A CN 1896014A
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- animal house
- natural pond
- pond liquid
- water
- ight soil
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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- Processing Of Solid Wastes (AREA)
Abstract
A method for circulated utilizing flushing water in livestock farm and stable is carried out by collecting flushing water for livestock and stable and fecal in fermenter, fermenting for fecal under anaerobic condition, forming marsh gas, deposit and marsh liquid, flushing for fecal in stable by marsh liquid, returning marsh liquid and carried fecal to fermenter, fermenting for fecal under anaerobic condition, reciprocated circulating and collecting marsh gas, deposit and residual marsh liquid in fermenter for other purposes. It saves water resources and avoids pollution.
Description
Technical field
The present invention relates to the processing and utilizing of sewage, specifically a kind of the sewage that washed away animal house ight soil is carried out cyclic utilization method.
Background technology
At present, China's animal husbandry forward mass-producing, intensification direction develop rapidly.For the animal house of feedlot, a large amount of clear water of daily need washes away animal house, like this, both water resourcess of consume valuable that can be a large amount of, the mixture of flush water and ight soil is rolled up, if directly be disposed to river, korneforos, can pollute environment to these mixtures.At present, the feedlot animal house is washed away method that the processing of the mixture of back water and ight soil adopts normally: 1, through processing, qualified discharge; 2, be discharged in farmland or the forest land, dissolve, absorb by farmland or forest land.For first method, the expense of processing is expensive.For second method, because condition restriction often is difficult to carry out.
Summary of the invention
The object of the present invention is to provide a kind of feedlot animal house flush water cyclic utilization method, this method both can make that the animal house flush water recycles, the conserve water resource, can avoid contaminate environment again, and can obtain other useful byproducts.
For achieving the above object, the scheme that the present invention adopts is as follows: feedlot animal house flush water cyclic utilization method, the ight soil that will wash away the water of animal house and carry gathers in the fermentation unit, make ight soil in fermentation unit, carry out abundant fermentation under the anaerobic condition, form biogas, throw out and natural pond liquid, then with natural pond liquid as the water that washes away animal house, after natural pond liquid washes away the ight soil in the animal house, natural pond liquid and entrained ight soil thereof are turned back in the fermentation unit, make ight soil fully fermentation under anaerobic, form biogas again, natural pond liquid and throw out, continue again with the wash away water of the natural pond liquid that forms in the fermentation unit as animal house, after ight soil in the animal house washed away, will natural pond liquid and entrained ight soil turn back in the fermentation unit, make ight soil fully fermentation under anaerobic, so, move in circles, by the flush water of the natural pond liquid that forms in the fermentation unit as animal house.And the biogas that forms in the fermentation unit, throw out and unnecessary natural pond liquid collected be used for his and use.In addition, the natural pond liquid in the fermentation unit filtered it earlier before being transported to animal house.
By prior art as can be known, ight soil have in fermentation unit, carry out anaerobically fermenting under water and the anaerobic condition after, can be formed methane by the anaerobion decomposition, biogas is in the space on fermentation unit top.After the ight soil decomposition was finished, throw out was sunken to the fermentation unit bottom, and mixing liquid is that natural pond liquid is in the fermentation unit middle part, occupies most of space.And ight soil is in decomposition course, and the pathogenic micro-organism in it, parasitic ovum etc. are effectively killed.Natural pond liquid is odorlessness, nontoxic mixing liquid.Natural pond liquid can be used as the water source, is used to wash away the ight soil of animal house.
Adopt method provided by the present invention, can the conserve water resource, can be the feedlot animal house inexhaustible flush water is provided, and solved environmental pollution problems, also can obtain other available by products, and, can save the labor force who clears animal house ight soil.Therefore, the present invention has remarkable economic efficiency and social benefit.
Description of drawings
The system of Fig. 1 embodiment of the invention one constitutes synoptic diagram;
The system of Fig. 2 embodiment of the invention two constitutes synoptic diagram.
Embodiment
Further specify the present invention below in conjunction with embodiment and accompanying drawing.
Embodiment one
Referring to Fig. 1, realize that the formation of a recycle system of the present invention is: fermentation unit is for being arranged on subterranean methane-generating pit, and this methane-generating pit is existing a kind of hydraulic type biomass pool, and it is made of advance manure pit 3, fermentation vat 4 and the material-output tank 8 that communicate with each other.The position of methane-generating pit is lower than the coprodaeum 2 of animal house 1, and the coprodaeum 2 of animal house 1 communicates with advancing manure pit 3, and the top of fermentation vat 4 is connected to a biogas conduit 6 that communicates with its inside, is connected to valve 5 on the biogas conduit 6.Be provided with scum pipe 7 in the material-output tank 8, the lower end of scum pipe 7 is led to outside the bottom, upper end pass-out material-output tank 8 of material-output tank 8, and a upper lateral part of material-output tank 8 is connected to the upflow tube 10 that communicates with its inside.Water-supply pipe 15 is passed in animal house 1 and the coprodaeum 2, and an end of water-supply pipe 15 is passed in the material-output tank 8, is provided with valve 16 near the water outlet place on the water-supply pipe 15.Be provided with the filtering net 9 that is trapped among water-supply pipe 15 1 end outsides in the material-output tank 8, on water-supply pipe 15, be connected to water pump 11 and check valve 12.In addition, water-supply pipe 15 also joins by a valve 14 and a feed regulator 13, and feed regulator 13 can be towerless water supply device or water tower.Can realize the present invention by the above-mentioned recycle system.
When the recycle system shown in Figure 1 begins to enable, wash away animal house 1 by external water source earlier, after the ight soil in the animal house 1 was washed away, water and the ight soil that carries thereof entered into into manure pit 3, fermentation vat 4 and material-output tank 8 by coprodaeum 2.After the mixing of water in the fermentation vat 4 and ight soil is about its volumetrical 80%, adopt existing technique known means, make the organic ight soil in the fermentation vat 4 ferment fully, decompose having under water and the anaerobic condition, form methane, biogas is in the space on fermentation vat 4 tops.After the ight soil decomposition was finished, throw out was sunken to fermentation vat 4 bottoms, and mixing liquid is that natural pond liquid is in the fermentation vat middle part, occupies most of space.Ight soil is in fermentation, decomposition course, and meetings such as the pathogenic micro-organism in the ight soil, parasitic ovum are effectively killed.Under the situation that the valve on the biogas conduit 65 is closed, by the pressure of biogas, the natural pond liquid in the fermentation vat 4 are understood some and are poured in the input and output material pond 8, and the liquid level in the manure pit 3, material-output tank 8 is higher than the liquid level of fermentation vat 4.After this, when washing away animal house 1 once more, by water pump 11, water-supply pipe 15 the natural pond liquid in the material-output tank 8 can be transported to animal house 1 in, animal house 1 and coprodaeum 2 thereof are washed away.Natural pond liquid in the material-output tank 8 was filtered it earlier by filtering net 9 before being transported to animal house 1.After natural pond liquid washes away the ight soil in the animal house 1, by coprodaeum 2, natural pond liquid and entrained ight soil thereof can turn back in the methane-generating pit, make the fermentation fully more under anaerobic in fermentation vat 4 of the entrained ight soil of natural pond liquid then, form methane, throw out and natural pond liquid.Continue with the natural pond liquid that forms in the fermentation vat 4 as after the washing away water, the ight soil in animal house 1, the coprodaeum 2 is washed away of animal house, natural pond liquid and entrained ight soil thereof still turn back in the fermentation unit, and ight soil is under anaerobic fully fermented again.So, move in circles, the natural pond liquid that constantly generates in the promptly available methane-generating pit is realized recycling of animal house flush water as the water that washes away of animal house 1.When in the material-output tank 8 during the hypervolia of natural pond, can discharge from upflow tube 10, after the natural pond liquid of discharging from upflow tube 10 is collected, can be used as fertilizer utilization.The biogas that generates in the methane-generating pit 4 can be discharged by biogas conduit 6, collects, and is used as fuel.
As seen from Figure 1, extract the process of natural pond liquid from material-output tank 8 at water pump 11, the throw out that is deposited in fermentation vat 4 inner bottom parts can flow to material-output tank 8 bottoms with liquid and move, when the throw out of material-output tank 8 bottoms accumulates to when a certain amount of, by scum pipe 7, throw out can be extracted out, this throw out can be used as high-quality fertilizer etc.
As seen from Figure 1,, can enable feed regulator 13, to regulate the use of natural pond liquid for larger feedlot.Feed regulator 13 stores as if adopting water tower, then can natural pond liquid being extracted in the water tower by water pump 11, supplies with flush water by water tower to each animal house 1 then.Feed regulator 13 then can be regulated the rotating speed of water pump 11 by towerless water supply device if adopt towerless water supply device, realizes the adjusting of service discharge.
Embodiment two
Referring to Fig. 2, realize that the formation of the another one recycle system of the present invention is: fermentation unit is a fermentor tank 6, and fermentor tank 6 is arranged on the ground, and the height of fermentor tank 6 is higher than animal house 1.The top of fermentor tank 6 is connected to a biogas conduit 10 that communicates with its inside and a upflow tube 8, is connected to valve 9 on the biogas conduit 10.The bottom of fermentor tank 6 is connected to the scum pipe 15 that communicates with its inside, and scum pipe 15 is provided with valve 16.One end of the water-supply pipe 5 of animal house 1 communicates with the inside of fermentor tank 6, and water-supply pipe 5 is passed in animal house 1 and the coprodaeum 2 thereof.The trunk of water-supply pipe 5 is provided with valve 4, is provided with valve 3 near the water outlet place on the water-supply pipe 5.In fermentor tank 6, be provided with every at an end of water-supply pipe 5 and the filtering net 7 between fermentor tank 6 inner chambers.Outlet at the coprodaeum 2 of animal house 1 is connected to manure pit 14, is connected to defeated soil pipe 11 between manure pit 14 and the fermentor tank 6, is connected to water pump 13 and check valve 12 on the defeated soil pipe 11.Also can realize the present invention by the above-mentioned recycle system.
When the recycle system shown in Figure 2 begins to enable, wash away animal house 1 by external water source earlier, after animal house 1 was washed away, water and the ight soil that carries thereof entered into manure pit 14 by coprodaeum 2.By water pump 13 water in the manure pit 14 and ight soil are pumped in the fermentor tank 6 by defeated soil pipe 11 then.After the mixture of water in the fermentation 6 and ight soil exceeds water-supply pipe 5 upper ends, make the organic ight soil in the fermentor tank 6 under anaerobic ferment fully, decompose, form methane, biogas is in the space on fermentor tank 4 tops.After the ight soil decomposition was finished, throw out was sunken to fermentor tank 4 bottoms, and mixing liquid is that natural pond liquid is in the fermentation vat middle part.Open valve 4, valve 3, natural pond liquid can wash away animal house 1 and coprodaeum 2 thereof by water-supply pipe 5.Natural pond liquid in the fermentor tank 6 was filtered it earlier by filtering net 8 before being transported to animal house 1.After natural pond liquid washes away the ight soil in the animal house 1, by coprodaeum 2, natural pond liquid and entrained ight soil thereof can enter into manure pit 14, by water pump 13 natural pond liquid and ight soil are pumped in the fermentor tank 6 more then, make the ight soil fermentation fully more under anaerobic in fermentor tank 6 that contains in the liquid of natural pond, meeting regeneration biogas, throw out and natural pond liquid.Continue again with the natural pond liquid that forms in the fermentor tank 6 as after the washing away water, the ight soil in the animal house 1 is washed away of animal house, will natural pond liquid and entrained ight soil turn back in the fermentor tank 6, ight soil is under anaerobic fully fermented.So, move in circles, the natural pond liquid that constantly forms in the promptly available fermentor tank 6 is realized recycling of animal house flush water as the water that washes away of animal house.When in the fermentor tank 6 during the hypervolia of natural pond, natural pond liquid can be discharged from upflow tube 8.Biogas in the fermentor tank 6 is by 10 outputs of biogas conduit, and the throw out in the fermentor tank 6 is discharged by scum pipe 15.
By Fig. 1, Fig. 2 as seen, embodiment one is basic identical to the principle of flush water recycle with the system of embodiment two.Embodiment one with the difference of embodiment two is: 1, among the embodiment one, fermentation unit is for being arranged on subterranean methane-generating pit, and it is lower than the coprodaeum of animal house, and among the embodiment two, fermentation unit is to be arranged on fermentor tank on the ground, and it is higher than animal house; 2, among the embodiment one, the ight soil that washed away the water of animal house or natural pond liquid and carried can be advanced in the fermentation unit certainly, natural pond liquid in the fermentation unit is transported in the water-supply pipe of animal house by water pump, among the embodiment two, the ight soil that washed away the natural pond liquid of animal house and carried by pump delivery in fermentor tank, natural pond liquid in the fermentation unit enters into animal house voluntarily by water-supply pipe under the effect of potential energy.
Claims (4)
1, feedlot animal house flush water cyclic utilization method, it is characterized in that: will wash away the water of animal house and the ight soil that carries gathers in the fermentation unit, make ight soil in fermentation unit, carry out abundant fermentation under the anaerobic condition, form biogas, throw out and natural pond liquid, then with natural pond liquid as the water that washes away animal house, after natural pond liquid washes away the ight soil in the animal house, natural pond liquid and the ight soil that carries thereof are turned back in the fermentation unit, make ight soil fully fermentation under anaerobic, form biogas again, natural pond liquid and throw out, continue again with the wash away water of the natural pond liquid that forms in the fermentation unit as animal house, after ight soil in the animal house washed away, will natural pond liquid and entrained ight soil turn back in the fermentation unit, make ight soil fully fermentation under anaerobic, so, move in circles, by the flush water of the natural pond liquid that forms in the fermentation unit as animal house, and the biogas to forming in the fermentation unit, throw out and unnecessary natural pond liquid are collected and are used for his usefulness.
2, feedlot animal house flush water cyclic utilization method according to claim 1 is characterized in that: the natural pond liquid in the fermentation unit filtered it earlier before being transported to animal house.
3, feedlot animal house flush water cyclic utilization method according to claim 1, it is characterized in that: fermentation unit is for being arranged on subterranean methane-generating pit, and the natural pond liquid in the fermentation unit is transported in the water-supply pipe of animal house by water pump.
4, feedlot animal house flush water cyclic utilization method according to claim 1, it is characterized in that: fermentation unit is to be arranged on fermentor tank on the ground, it is higher than animal house, washed away the water of animal house or natural pond liquid and the ight soil that carries by pump delivery in fermentor tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2005100441202A CN1896014A (en) | 2005-07-17 | 2005-07-17 | Flushing water circulating utilization for farm stable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2005100441202A CN1896014A (en) | 2005-07-17 | 2005-07-17 | Flushing water circulating utilization for farm stable |
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| Publication Number | Publication Date |
|---|---|
| CN1896014A true CN1896014A (en) | 2007-01-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2005100441202A Pending CN1896014A (en) | 2005-07-17 | 2005-07-17 | Flushing water circulating utilization for farm stable |
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| CN (1) | CN1896014A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108585403A (en) * | 2017-07-06 | 2018-09-28 | 高节义 | The facility that livestock and poultry breeding industry excrement water process is combined with organic agriculture production |
-
2005
- 2005-07-17 CN CNA2005100441202A patent/CN1896014A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108585403A (en) * | 2017-07-06 | 2018-09-28 | 高节义 | The facility that livestock and poultry breeding industry excrement water process is combined with organic agriculture production |
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