CN205635581U - Methane -generating pit suitable for in cold areas - Google Patents
Methane -generating pit suitable for in cold areas Download PDFInfo
- Publication number
- CN205635581U CN205635581U CN201620467599.4U CN201620467599U CN205635581U CN 205635581 U CN205635581 U CN 205635581U CN 201620467599 U CN201620467599 U CN 201620467599U CN 205635581 U CN205635581 U CN 205635581U
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- China
- Prior art keywords
- water pressure
- fermentation vat
- pressure chamber
- methane
- biogas slurry
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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
Abstract
The utility model discloses a methane -generating pit suitable for in cold areas belongs to biogas fermentation equipment technical field. This methane -generating pit includes the feeding pond, the fermentation vat, between water pressure, the pond is store to natural pond liquid, connects the inlet pipe of feeding pond and fermentation vat, connects the natural pond liquid stream exit tube between fermentation vat and water pressure, connect water pressure within a definite time and natural pond liquid store the natural pond liquid collecting pipe in pond. Wherein, all be equipped with heat preservation and waterproof layer except that the device outside the feeding pond. The upper portion of fermentation vat is equipped with the marsh gas honeycomb duct and takes out the sediment pipe with stretching into to the fermentation vat bottom. The one end position that the feeding pond is connected to the inlet pipe is higher than the one end of connecting the fermentation vat. The import of marsh gas honeycomb duct highly is higher than the height of importing with the export between water pressure. The position of the one end between the liquid collection tube connected water pressure of natural pond is higher than the one end of connecting natural pond liquid and storing the pond. This methane -generating pit has and keeps warm effectually, manages convenient characteristics, can 30 DEG C normal clear biogas fermentation, specially adapted north in cold areas's long -term fermentation is used.
Description
Technical field
This utility model relates to a kind of methane-generating pit being applicable to cold district, belongs to biogas fermentation equipment technical field.
Background technology
Biogas fermentation is the technology of a kind of low-carbon environment-friendly, is particularly suited for the rural area that agricultural crop straw is abundant.But, at present
The biogas fermentation device accepted extensively by China is all to use normal temperature fermentation pattern.But, for the north that average temperature of the whole year is relatively low
For area, the most of the time in 1 year is all unfavorable for biogas fermentation.Simultaneously as the early investment of biogas fermentation is relatively
Greatly, therefore, the northern area of China, especially cold mountain area, methane-generating pit is difficult to be promoted the use of.
Utility model content
For solving above-mentioned technical problem, this utility model provides a kind of methane-generating pit being applicable to cold district, the technology taked
Scheme is as follows:
The purpose of this utility model is to provide a kind of methane-generating pit being applicable to cold district, and this methane-generating pit includes feed tank 1, fermentation
Pond 2, water pressure chamber 3, biogas slurry reservoir 4, connect feed tank 1 and the feed pipe 5 of fermentation vat 2, connect fermentation vat 2 and the natural pond of water pressure chamber 3
Liquid effuser 6, connects water pressure chamber 3 and the biogas slurry collecting pipe 9 of biogas slurry reservoir 4；Wherein, fermentation vat 2, water pressure chamber 3, biogas slurry reservoir 4,
Feed pipe 5, the outside of biogas slurry effuser 6 and biogas slurry collecting pipe 9 is sequentially provided with heat-insulation layer and waterproof layer；The top of fermentation vat 2 is provided with
Biogas mozzle 8 and stretch to the dreg-drawing pipe 7 bottom fermentation vat 2；Described feed pipe 5 connects an end position of feed tank 1 higher than connecting
One end of fermentation vat 2；The inlet height of described biogas mozzle 8 is higher than the height of water pressure chamber 3 inlet and outlet；Described biogas slurry is collected
Pipe 9 connects the position of one end of water pressure chamber 3 higher than the one end connecting biogas slurry reservoir 4.
Preferably, it is provided with heat-insulation layer and waterproof layer outside the bottom surface of described feed tank 1.
Preferably, described feed pipe 5 is 45-70 degree with the angle of horizontal plane.
Preferably, described water pressure chamber 3 is provided with water pressure chamber entrance 31 and water pressure chamber outlet 32, and wherein, water pressure chamber entrance 31 is positioned at hydraulic pressure
Between 3 bottom surface on；On the side being positioned at water pressure chamber 3 of described water pressure chamber outlet 32.
Preferably, described feed tank 1, fermentation vat 2, water pressure chamber 3, biogas slurry reservoir 4, feed pipe 5, biogas slurry effuser 6, biogas slurry
Collecting pipe 9 is respectively positioned on below ground；The outlet of described biogas mozzle 8 and dreg-drawing pipe 7 is positioned at more than ground.
Preferably, the top of described fermentation vat 2 is provided with top cover, and top cover top is equipped with heat-insulation layer, and heat-insulation layer top is provided with sealant
25。
It is highly preferred that described sealant 25 is positioned at more than ground.
Preferably, described heat-insulation layer is formed by the benzene plate alternately laying that two layers of thickness is 30mm.
The beneficial effects of the utility model:
Methane-generating pit provided by the utility model, has high insulating effect, the feature of convenient management, it is possible to be normally carried out at-30 DEG C
Biogas fermentation, is particularly well-suited to the use of throughout the year fermenting of north cold area.Methane-generating pit provided by the utility model can promote
The comprehensive utilization of agricultural waste gurry, has the feature of energy-conserving and environment-protective.Simultaneously, it is also possible to be combined with pig house, lavatory, domestic animal booth,
Effectively process feces, be conducive to improving the sanitary condition in rural area.
Accompanying drawing explanation
Fig. 1 be this utility model methane-generating pit face structural representation.
Fig. 2 is the partial enlarged drawing of this utility model methane-generating pit.
In figure: 1, feed tank；2, fermentation vat；3, water pressure chamber；4, biogas slurry reservoir；5, feed pipe；6, biogas slurry effuser；7,
Dreg-drawing pipe；8, biogas mozzle；9, biogas slurry collecting pipe；21, heat-insulation layer；22, waterproof layer；23, feeding mouth；24, go out
Liquid mouth；25, sealant；31, water pressure chamber entrance；32, water pressure chamber exports；41, liquid storage tank entrance；A, melt cinder interface；B,
Gas-liquid interface；C, ground.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is described in further details, but described further below is not intended as of the present utility model
Limit.
Fig. 1 be in a kind of preferred technical scheme of this utility model methane-generating pit face structural representation.Fig. 2 is this utility model
Partial enlarged drawing bottom the fermentation vat of methane-generating pit.Understanding from Fig. 1 and Fig. 2, this methane-generating pit is mainly by feed tank 1, fermentation
Pond 2, water pressure chamber 3, biogas slurry reservoir 4, feed pipe 5, biogas slurry effuser 6 and biogas slurry collecting pipe 9.Wherein, feed tank 1 leads to
Crossing feed pipe 5 to connect with fermentation vat 2, fermentation vat 2 is connected with water pressure chamber 3 by biogas slurry effuser 6, and water pressure chamber 3 passes through natural pond
Liquid collecting pipe 9 connects with biogas slurry reservoir 4.In the bottom of feed tank 1, fermentation vat 2, water pressure chamber 3, biogas slurry reservoir 4, charging
Pipe 5, the outside of biogas slurry effuser 6 and biogas slurry collecting pipe 9 is sequentially provided with heat-insulation layer 21 and waterproof layer 22.Said apparatus is arranged on
Below ground.
The side bottom of feed tank 1 is connected with one end of feed pipe 5, the other end of feed pipe 5 and the feeding mouth 23 of fermentation vat 2
Connect, and the position of feeding mouth 23 is less than the position of feed tank 1 outlet so that the position of feed pipe 5 and horizontal position are set to 45
Degree angle, in order in fermentation liquid raw material can slide into fermentation vat 2 during charging.Fermentation vat 2 is provided with one at the offside of feeding mouth 23
Individual liquid outlet 24, liquid outlet 24 is connected with one end of biogas slurry effuser 6, and the other end is connected on the bottom surface of water pressure chamber 3.Water
Between pressure, the middle and lower part, side of 3 is connected with biogas slurry collecting pipe 9, and the other end of biogas slurry collecting pipe 9 is connected with biogas slurry reservoir 4.Wherein,
Biogas slurry collecting pipe 9 at an end position of water pressure chamber 3 higher than the position of biogas slurry reservoir 4 one end, in order to biogas slurry is flowed into biogas slurry storage
In pond 4.It addition, be provided with a biogas mozzle 8 on the top of fermentation vat 2, the position of the entrance point of biogas mozzle 8 is high
The position of inlet and outlet in water pressure chamber 3, to prevent, biogas slurry position is too high flows out from biogas mozzle 8.At fermentation vat 2
In be additionally provided with one and extend into bottom fermentation vat 2 for extracting the dreg-drawing pipe 7 of fermentation residue out.Dreg-drawing pipe 7 and biogas mozzle 8
The port of export is respectively positioned on more than bottom surface so that the extraction of fermentation residue and the derivation of biogas.It is provided with top cover at the top of fermentation vat 2,
Top cover top is provided with heat-insulation layer and is incubated, and is equipped with sealant on the top of heat-insulation layer, to prevent biogas from revealing.
In use, fermentation raw material is entered in fermentation vat 2 by charging aperture 1.In fermentation vat 2, fermentation residue is deposited in the end
Portion, fermentation liquid is positioned at centre, leaves the volume of 10% at top for storing biogas (the gas-liquid interface b) on such as Fig. 2.Close
Charging aperture, after starting fermentation, along with the carrying out of fermentation, biogas is constantly accumulated in constantly space bottom fermentation vat 2.Now,
User can use biogas to carry out warming oneself, cooking by biogas mozzle.When biogas slurry liquid level is too high, biogas slurry can pass through biogas slurry
Effuser 6, water pressure chamber 2 and biogas slurry collecting pipe 9 are flowed in biogas slurry reservoir 4.When the fermentation residue within fermentation vat 2 is blocked up,
Dreg-drawing pipe 7 can be extend into melt cinder interface below a, extract fermentation residue out, to keep fermentation to carry out.
Above in association with accompanying drawing, detailed description of the invention of the present utility model is described, but these explanations can not be considered as limiting
Scope of the present utility model.Protection domain of the present utility model is limited by appended claims, any in this utility model power
Change on the basis of profit requirement, is all protection domain of the present utility model.
Claims (8)
1. the methane-generating pit being applicable to cold district, it is characterised in that include feed tank (1), fermentation vat (2), water pressure chamber (3),
Biogas slurry reservoir (4), connects feed tank (1) and the feed pipe (5) of fermentation vat (2), connects fermentation vat (2) and hydraulic pressure
Between the biogas slurry effuser (6) of (3), connect water pressure chamber (3) and the biogas slurry collecting pipe (9) of biogas slurry reservoir (4)；Wherein,
Fermentation vat (2), water pressure chamber (3), biogas slurry reservoir (4), feed pipe (5), biogas slurry effuser (6) and biogas slurry collecting pipe
(9) outside is sequentially provided with heat-insulation layer and waterproof layer；The top of fermentation vat (2) is provided with biogas mozzle (8) and stretches into
Dreg-drawing pipe (7) to fermentation vat (2) bottom；Described feed pipe (5) connects an end position of feed tank (1) higher than even
Connect one end of fermentation vat (2)；The inlet height of described biogas mozzle (8) is higher than water pressure chamber (3) inlet and outlet
Highly；Described biogas slurry collecting pipe (9) connects the position of one end of water pressure chamber (3) higher than connecting the one of biogas slurry reservoir (4)
End.
Methane-generating pit the most according to claim 1, it is characterised in that be provided with heat-insulation layer outside the bottom surface of described feed tank (1) and prevent
Water layer.
Methane-generating pit the most according to claim 1, it is characterised in that described feed pipe (5) is 45-70 degree with the angle of horizontal plane.
Methane-generating pit the most according to claim 1, it is characterised in that described water pressure chamber (3) is provided with water pressure chamber entrance (31) and water
Exporting (32) between pressure, wherein, water pressure chamber entrance (31) is positioned on the bottom surface of water pressure chamber (3)；Described water pressure chamber outlet (32)
The side being positioned at water pressure chamber (3) on.
Methane-generating pit the most according to claim 1, it is characterised in that described feed tank (1), fermentation vat (2), water pressure chamber (3),
Biogas slurry reservoir (4), feed pipe (5), biogas slurry effuser (6), biogas slurry collecting pipe (9) is respectively positioned on below ground；Described
The outlet of biogas mozzle (8) and dreg-drawing pipe (7) is positioned at more than ground.
Methane-generating pit the most according to claim 1, it is characterised in that the top of described fermentation vat (2) is provided with top cover, top cover top
Being equipped with heat-insulation layer, heat-insulation layer top is provided with sealant (25).
Methane-generating pit the most according to claim 6, it is characterised in that described sealant (25) is positioned at more than ground.
Methane-generating pit the most according to claim 1, it is characterised in that described heat-insulation layer is by the benzene plate that two layers of thickness is 30mm alternately
Laying forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620467599.4U CN205635581U (en) | 2016-05-20 | 2016-05-20 | Methane -generating pit suitable for in cold areas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620467599.4U CN205635581U (en) | 2016-05-20 | 2016-05-20 | Methane -generating pit suitable for in cold areas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205635581U true CN205635581U (en) | 2016-10-12 |
Family
ID=57055284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620467599.4U Active CN205635581U (en) | 2016-05-20 | 2016-05-20 | Methane -generating pit suitable for in cold areas |
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| CN (1) | CN205635581U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107950469A (en) * | 2017-11-21 | 2018-04-24 | 刘文英 | A kind of method that circulation fermentation tank raising ecological pig is separately separated using slag, liquid, gas |
-
2016
- 2016-05-20 CN CN201620467599.4U patent/CN205635581U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107950469A (en) * | 2017-11-21 | 2018-04-24 | 刘文英 | A kind of method that circulation fermentation tank raising ecological pig is separately separated using slag, liquid, gas |
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