CN206814478U - A kind of unpowered automatic stirring and the methane production device for being recycled feed liquid - Google Patents
A kind of unpowered automatic stirring and the methane production device for being recycled feed liquid Download PDFInfo
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- CN206814478U CN206814478U CN201720621723.2U CN201720621723U CN206814478U CN 206814478 U CN206814478 U CN 206814478U CN 201720621723 U CN201720621723 U CN 201720621723U CN 206814478 U CN206814478 U CN 206814478U
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- Prior art keywords
- pond
- methane
- generating pit
- biogas
- 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
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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
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/20—Sludge processing
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Abstract
The utility model discloses a kind of unpowered automatic stirring and the methane production device that is recycled feed liquid, belong to biogas production technical field.It includes sewage solid separate tank, methane-generating pit（8）With biogas residue pond（13）, it is characterised in that：Solid-liquid separation tank includes thick slag bath（14）, fine slag pond（6）, membrane filtration pond（3）With middle pond（1）, thick slag bath（14）With fine slag pond（6）Pass through methane-generating pit siphon pipe respectively（7）With methane-generating pit（8）It is connected, biogas residue pond（13）The middle and upper part of wall passes through biogas residue discharge nozzle（12）With methane-generating pit（8）It is connected, biogas residue pond（13）Top passes through grating filter screen（11）With biogas slurry pond（10）It is connected, biogas slurry pond（10）Methane-generating pit is led in bottom provided with one（8）The biogas slurry pond siphon pipe at the U-shaped middle part for extending up to methane-generating pit behind bottom（9）.The methane-generating pit realizes the circulation of automatical and efficient mixing effect and feed liquid by rational layout of beam line during aerogenesis and with gas, it is not necessary to external impetus, without consuming the energy.
Description
Technical field
The utility model belongs to biogas production technical field, and in particular to a kind of unpowered automatic stirring and obtains feed liquid
The methane production device recycled.
Background technology
Under the conditions of biogas is organic substance in isolation air and keeps certain moisture, temperature, acid-base value etc., by a variety of micro-
The decomposition of biology (be referred to as biogas bacterium) and it is caused.Biogas bacterium decomposition of organic matter produces the process of biogas, makes biogas send out
Ferment.In marsh gas fermentation processes, fermentation raw material be both produce biogas matrix, be again methane fermentating microorganism depend on for existence support
Expect source.Biogas fermentation material is quite varied and abundant, and in addition to mineral oil and lignin, the organic substance in nature is general
The raw material of biogas fermentation, such as agricultural crop straw, people, animal and poultry manure, sanitary sewage are can serve as, industry and life have
Machine waste etc..
Stirring in methane-generating pit is to influence the key factor of biogas generation and factor of created gase height, and the stirring of common methane-generating pit is led to
Often it is divided into three kinds of mechanical agitation, Gas Stirring and liquid agitation modes.Mechanical agitation is to reach stirring by mechanical device operating
Purpose；Gas Stirring is to rush in biogas from bottom of pond portion, produces stronger gas backstreaming, reaches the purpose of stirring；Liquid stirs
It is to extract zymotic fluid out from the discharge room of methane-generating pit to mix, and is then poured from feed pipe in methane-generating pit, produces stronger liquid backflow,
Reach the purpose of stirring.It was verified that appropriate agitating mode and intensity, can make fermentation raw material be evenly distributed, strengthen micro- life
Contact of the thing with raw material, it is allowed to obtain the chance increase of nutriment, increased activity, growth and breeding is vigorous, so as to improve aerogenesis
Amount.These three agitating modes that prior art uses still come with some shortcomings, if mechanical agitation and liquid agitation are, it is necessary to stir
Machine and delivery pump could be completed, it is therefore desirable to increase equipment and energy resource consumption.And have using Gas Stirring strength caused by biogas
Limit, can not stir, make the yield of biogas reduce.
Utility model content
For above shortcomings in the prior art, the purpose of this utility model is to provide a kind of unpowered automatic stirring
And the methane production device for being recycled feed liquid, its technical problems to be solved are realized by rational layout of beam line
The circulation of automatical and efficient mixing effect and feed liquid, and organic matter in sewage and feces of livestock and poultry can be made in solid-liquid separation tank
Pre fermentation is obtained, saves the fermentation time of sewage and feces of livestock and poultry in methane-generating pit.
To realize above-mentioned purpose of utility model, the utility model uses following technical proposals：A kind of unpowered automatic stirring
And the methane production device for being recycled feed liquid, including sewage solid separate tank, methane-generating pit and biogas residue pond, described natural pond
Gas bottom of pond portion is in the right bottom oblong-shaped of left height, and top is provided with ridge roof, and a biogas pipe is provided with the middle part of ridge roof, its
It is characterised by：Described solid-liquid separation tank includes thick slag bath, fine slag pond, membrane filtration pond and middle pond, described thick slag bath and thin
Slag bath is U-shaped to be respectively provided with a methane-generating pit siphon pipe in membrane filtration pond, described thick slag bath and fine slag pond, thick slag bath and
Fine slag pond is connected by methane-generating pit siphon piping with methane-generating pit respectively, and the middle and upper part of the biogas residue bay wall body is discharged by biogas residue
Pipe is connected with methane-generating pit, is additionally provided with biogas slurry pond beside described biogas residue pond, biogas residue pond top passes through grating filter screen and biogas slurry
Pond is connected, and U-shaped behind methane-generating pit bottom extend up in the middle part of methane-generating pit is led to provided with one in described biogas slurry bottom of pond portion
Biogas slurry pond siphon pipe, it is provided with the siphon pipe of biogas slurry pond and only allows biogas slurry to be back to the one-way control valve in methane-generating pit.
Methane-generating pit siphon pipe described in the utility model is in several shape, and its entrance is located at the bottom of solid-liquid separation tank, and it goes out
Mouth is located at the bottom of methane-generating pit and the mouth of pipe is U-shaped upwards.
Thick slag bath described in the utility model is connected by first of grating filter screen with fine slag pond, and fine slag pond passes through the
Two grating filter screens are connected with membrane filtration pond, and the top in membrane filtration pond is provided with drinking-water pipe, membrane filtration pond by drinking-water pipe with
Middle pond is connected.
Compared with prior art, the beneficial effects of the utility model have：
1st, the density of charging is ensured.The utility model passes through thick slag bath and fine slag pond due to provided with solid-liquid separation tank
Filtration is precipitated, the density into feed liquid in methane-generating pit can be improved, the increase of density makes raw material be fermented in methane-generating pit
Time shortens, fermentation process heats up substantially, and raw material density increases so that charging reduction, feed liquid Quality advance, methane-generating pit
Interior temperature drop reduces.
2nd, methane-generating pit realizes automatical and efficient mixing effect by rational layout of beam line during aerogenesis and with gas
And the circulation of feed liquid.The utility model methane tank gas production and with, by the pressure change of methane-generating pit itself, realizing raw material, natural pond during gas
Liquid, biogas residue and the automatic of activated sludge are well mixed, it is not necessary to external impetus, without consuming the energy, can reach ideal
Mixing effect.The utility model is because thick slag bath and fine slag pond are connected by siphon pipe with methane-generating pit respectively, when methane-generating pit exists
In gas generation process, when the pressure in methane-generating pit is more than solid-liquid separation tank, biogas slurry and activated sludge in methane-generating pit pass through siphon pipe
Gas pressure and gas storage space are provided into solid-liquid separation tank, while for methane-generating pit, makes sewage, biogas slurry and activated sludge and poultry
Poultry manure is well mixed in solid-liquid separation tank and obtains pre fermentation, pretreatment, when making fermentation of the organic matter in methane-generating pit
Between shorten more than half.
3rd, the utility model is during with gas, and pressure can reduce in methane-generating pit, is at this moment well mixed in solid-liquid separation tank
People store excrement, activated sludge enters in methane-generating pit further through siphon pipe, and provide supply gas pressure, due in siphon piping compared with
Strong liquid backflow power, can will be distributed obvious scum layer, supernatant layer, active layer and sediment layer and break, reach in methane-generating pit
The effect of ideal stirring；Secondly user during with gas, by the pipeline provided with check valve entered by the biogas slurry in biogas slurry pond
Enter methane-generating pit, there is provided biogas pressure simultaneously realizes the effect that scum layer is broken and stirred in methane-generating pit.Methane-generating pit is in aerogenesis and uses gas
During the automatic well mixed of raw material, biogas slurry, biogas residue and activated sludge realized by the pressure change of itself.
Brief description of the drawings
Fig. 1 is main view schematic cross-sectional view of the present utility model.
Fig. 2 is vertical view schematic cross-sectional view of the present utility model.
In figure, pond in 1-, 2- drinking-water pipes, 3- membrane filtrations pond, 4- second grating filter screens, first of grid filtration of 5-
Net, 6- fine slags pond, 7- methane-generating pit siphon pipes, 8- methane-generating pits, 9- biogas slurries pond siphon pipe, 10- biogas slurries pond, 11- grating filter screens,
12- biogas residues pond discharge nozzle, 13- biogas residues pond, the thick slag baths of 14-, 15- biogas pipes, 16- one-way control valves, 17- ridge roofs.
Embodiment
As shown in Fig. 1 to 2, a kind of unpowered automatic stirring described in the utility model and make what feed liquid was recycled
Methane production device, including U-shaped solid-liquid separation tank, methane-generating pit, biogas residue pond and biogas slurry pond.
Methane-generating pit bottom described in the utility model is in the right bottom oblong-shaped of left height, and top is provided with ridge roof, in herringbone
The centre position of roof top is provided with a biogas pipe.The construction of biomass pool body can use fiberglass, brick, concreting or
The size of other new material assemblings, pond body and matched facilities can be scaling up according to raw material and place actual conditions
Or reduce.
Solid-liquid separation tank described in the utility model includes thick slag bath, fine slag pond, membrane filtration pond and middle pond, and described is thick
Slag bath and fine slag pond is U-shaped is connected round membrane filtration pond, thick slag bath by first of grating filter screen with fine slag pond, fine slag
Pond is connected by second grating filter screen with membrane filtration pond, and the top in membrane filtration pond is provided with drinking-water pipe, and membrane filtration pond passes through
Drinking-water pipe is connected with middle pond.Sewage and feces of livestock and poultry are introduced into thick slag bath, are respectively provided with described thick slag bath and fine slag pond
A piece methane-generating pit siphon pipe, thick slag bath and fine slag pond are connected with methane-generating pit respectively by methane-generating pit siphon pipe.Methane-generating pit siphon
Pipe be in several shape, and its entrance is located at the bottom in thick slag bath and fine slag pond, and its outlet is located at the bottom of methane-generating pit, the mouth of pipe it is U-shaped to
On.When the pressure in methane-generating pit is more than solid-liquid separation tank, biogas slurry and activated sludge in methane-generating pit are entered solid by siphon pipe
Liquid separate tank, and gas pressure and gas storage space are provided for methane-generating pit, sewage and feces of livestock and poultry is obtained in solid-liquid separation tank
Pre fermentation, pretreatment, the fermentation time of sewage and feces of livestock and poultry in methane-generating pit is set at least to shorten more than half.Methane-generating pit simultaneously
In gas generation process, because biogas residue pond discharge pipe is connected with methane-generating pit, the biogas residue and biogas slurry of methane-generating pit tail bottom pass through pipe
Road enters biogas residue pond, and the biogas slurry in biogas residue pond enters biogas slurry pond further through grating filter screen.As user during with gas biogas slurry
Biogas slurry in pond enters methane-generating pit by the pipeline provided with check valve, there is provided biogas pressure simultaneously realizes liquid agitation in methane-generating pit
Effect, while the people being well mixed in U-shaped solid-liquid separation tank stores excrement, activated sludge enters methane-generating pit by methane-generating pit siphon pipe
It is interior, and supply gas pressure is provided, due to liquid backflow power stronger in siphon piping, obvious scum silica frost will be distributed in methane-generating pit
Layer, supernatant layer, active layer and sediment layer break the effect for reaching ideal stirring.
The middle and upper part of biogas residue bay wall body described in the utility model is connected by biogas residue discharge nozzle with methane-generating pit, biogas residue discharging
The mouth of pipe of pipe can be adjusted up and down, control the size of amount of slag.Biogas slurry pond is additionally provided with beside described biogas residue pond, biogas residue pond top leads to
Grating filter screen is crossed with biogas slurry pond to be connected.Biogas slurry is filled into biogas slurry by biogas slurry on the pond body top in biogas residue pond by grid
Pond, unified cleaning production organic fertilizer reuse after biogas residue deposition in biogas residue pond is full.When pressure reduces in methane-generating pit, biogas slurry pond
Biogas slurry can be entered in methane-generating pit by the siphon piping provided with one-way control valve.Biogas slurry into methane-generating pit also functions to stirring simultaneously
Effect, will be distributed obvious scum layer, supernatant layer, active layer and sediment layer and breaks and reach the effect of ideal stirring in methane-generating pit
Fruit.
The U-shaped solid-liquid separation tank of the utility model, biogas residue pond, biogas slurry pond are connected with methane-generating pit by pipeline and grating filter screen
, methane-generating pit in gas generation process when the liquid level in biogas slurry pond is close to highest order, the liquid level of solid-liquid separation tank inner membrance filtering ponds
Close to highest order, skin 20cm substantially suitable for reading from pond body or so, the at this moment liquid-level switch closure in membrane filtration pond, suction pump and film
Component starts the sewage until pumping in U-shaped solid-liquid separation tank body 1/2, it is ensured that thick slag bath during charging, organic matter in fine slag pond
Density.
The utility model makes the raising of feed liquid density and temperature in methane-generating pit, causes biogas plus preferable mixing effect
The gas producing efficiency in pond lifts more than 5 times than common methane-generating pit, and the cycle is decomposed in the fermentation of raw material and usage amount reduces more than one times.This
Utility model is in the case of raw material abundance, one 5 cubic metres of methane-generating pit, more than 5 cubic metres of summer daily gas, winter daily output
More than 2.5 cubic metres of gas, every cube of biogas can generate 2.2-2.5 degree electricity.And same one 5 cubic metres of common methane-generating pit,
1 cubic metre or so of summer daily gas, 0.5 cubic metre or so of winter daily gas, the utility model exceedes common for gas production
More than 5 times of methane-generating pit.
Claims (3)
1. a kind of unpowered automatic stirring and the methane production device for being recycled feed liquid, including sewage solid separation
Pond, methane-generating pit（8）With biogas residue pond（13）, described methane-generating pit（8）Bottom is in the right bottom oblong-shaped of left height, and top is provided with herringbone room
Top（17）, in ridge roof（17）Top be provided with a biogas pipe（15）, it is characterised in that：Described solid-liquid separation tank includes
Thick slag bath（14）, fine slag pond（6）, membrane filtration pond（3）With middle pond（1）, described thick slag bath（14）With fine slag pond（6）In U-shaped
Type is round membrane filtration pond（3）, described thick slag bath（14）With fine slag pond（6）Inside it is respectively provided with a methane-generating pit siphon pipe（7）, thick slag
Pond（14）With fine slag pond（6）Pass through methane-generating pit siphon pipe respectively（7）With methane-generating pit（8）It is connected, the biogas residue pond（13）Wall
Middle and upper part pass through biogas residue discharge nozzle（12）With methane-generating pit（8）It is connected, described biogas residue pond（13）Side is additionally provided with biogas slurry pond
（10）, biogas residue pond（13）Top passes through grating filter screen（11）With biogas slurry pond（10）It is connected, described biogas slurry pond（10）Bottom
Methane-generating pit is led to provided with one（8）The U-shaped biogas slurry pond siphon pipe extended up in the middle part of methane-generating pit behind bottom（9）, in biogas slurry
Pond siphon pipe（9）Being provided with only allows biogas slurry to be back to the one-way control valve in methane-generating pit（16）.
2. a kind of unpowered automatic stirring according to claim 1 and the biogas production dress for being recycled feed liquid
Put, it is characterised in that：Described methane-generating pit siphon pipe（7）In several shape, its entrance is located at the bottom of solid-liquid separation tank, and it is exported
It is located at the bottom of methane-generating pit and the mouth of pipe is U-shaped upwards.
3. a kind of unpowered automatic stirring according to claim 1 and the biogas production dress for being recycled feed liquid
Put, it is characterised in that：Described thick slag bath（14）Pass through first of grating filter screen（5）With fine slag pond（6）It is connected, fine slag pond
（6）Pass through second grating filter screen（4）With membrane filtration pond（3）It is connected, membrane filtration pond（3）Top be provided with drinking-water pipe（2）,
Membrane filtration pond（3）Pass through drinking-water pipe（2）With middle pond（1）It is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720621723.2U CN206814478U (en) | 2017-06-01 | 2017-06-01 | A kind of unpowered automatic stirring and the methane production device for being recycled feed liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720621723.2U CN206814478U (en) | 2017-06-01 | 2017-06-01 | A kind of unpowered automatic stirring and the methane production device for being recycled feed liquid |
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| Publication Number | Publication Date |
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| CN206814478U true CN206814478U (en) | 2017-12-29 |
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|---|---|---|---|
| CN201720621723.2U Expired - Fee Related CN206814478U (en) | 2017-06-01 | 2017-06-01 | A kind of unpowered automatic stirring and the methane production device for being recycled feed liquid |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106995237A (en) * | 2017-06-01 | 2017-08-01 | 段国昌 | A kind of unpowered automatic stirring and the methane production device for being recycled feed liquid |
-
2017
- 2017-06-01 CN CN201720621723.2U patent/CN206814478U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106995237A (en) * | 2017-06-01 | 2017-08-01 | 段国昌 | A kind of unpowered automatic stirring and the methane production device for being recycled feed liquid |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171229 Termination date: 20190601 |