CN105907616A - Anaerobic fermentation system for promoting uniform distribution of organic fermentation broth - Google Patents

Anaerobic fermentation system for promoting uniform distribution of organic fermentation broth Download PDF

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CN105907616A
CN105907616A CN201610386326.1A CN201610386326A CN105907616A CN 105907616 A CN105907616 A CN 105907616A CN 201610386326 A CN201610386326 A CN 201610386326A CN 105907616 A CN105907616 A CN 105907616A
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fermentation
gas storage
storage plate
drain pipe
charging aperture
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李俊
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    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M21/00—Bioreactors or fermenters specially adapted for specific uses
    • C12M21/04—Bioreactors or fermenters specially adapted for specific uses for producing gas, e.g. biogas
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
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    • C12M23/00—Constructional details, e.g. recesses, hinges
    • C12M23/34—Internal compartments or partitions
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    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M23/00—Constructional details, e.g. recesses, hinges
    • C12M23/36—Means for collection or storage of gas; Gas holders
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
    • C12M27/02—Stirrer or mobile mixing elements
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
    • C12M27/02—Stirrer or mobile mixing elements
    • C12M27/06—Stirrer or mobile mixing elements with horizontal or inclined stirrer shaft or axis
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M37/00—Means for sterilizing, maintaining sterile conditions or avoiding chemical or biological contamination
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    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P5/00—Preparation of hydrocarbons or halogenated hydrocarbons
    • C12P5/02—Preparation of hydrocarbons or halogenated hydrocarbons acyclic
    • C12P5/023—Methane
    • 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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Abstract

The invention discloses an anaerobic fermentation system for promoting uniform distribution of organic fermentation broth. The system comprises a fermentation tank, a gas storage plate installed in the fermentation tank, a water pressure chamber installed in the fermentation tank, a material opening partition plate for partitioning the fermentation tank, and an auxiliary gas storage device connected with the gas storage plate. Drainage pipes comprise the feed port end drainage pipes arranged near a feed port. The water pressure chamber is connected with turbulent flow bacterium distribution devices which are middle drainage pipes arranged on the water pressure chamber. The middle drainage pipes are located between the feed port end drainage pipes and discharge port end drainage pipes. The middle drainage pipes are distributed along a fermentation path. One-way valves for controlling biogas slurry in a fermentation chamber to flow into the water pressure chamber in one way are arranged on the middle drainage pipes. One-way valves for controlling the biogas slurry in the water pressure chamber to flow into the feed port in one way are arranged on the feed port end drainage pipes. The material opening partition plate is detachably connected with the fermentation tank.

Description

Promote the equally distributed anaerobic fermentation system of organic fermented product
Technical field
The present invention relates to a kind of new forms of energy, fermentation arts, particularly to the fermentable processing system of the fermenting raw materials such as straw, animal wastes.
Background technology
The airway of existing marsh gas fermenting system uses and mostly uses mixed earth pour and be fixed on gas storage plate top, and the air-tightness of periphery is the highest, and periphery gas leakage difficulty is stifled；Owing to the fermentation raw material of methane-generating pit uses animal waste mostly, easily growing various insects in feces putrefaction process, maggot causes obstruction, difficult cleaning in climbing into airway；When have in airway catchment time, difficult discharge；Distinct issues the most are, during airway fracture, owing to difficulty is changed, can cause scrapping of whole marsh gas fermenting system.
The biogas memory space of current hydraulic methane fermentation system refers to the region being arranged at fermentation between the feed pipe gas block panel at chamber two ends, discharge nozzle gas block panel, when the long period does not use the biogas of storage, the biogas of storage overflows from the bottom of feed pipe gas block panel, discharge nozzle gas block panel, and enter in air, thus cause waste；Existing biogas limited storage space.
Affect biogas fermentation efficiency and the most important factor of gas production is fermentation raw material, strain, temperature, when fermentation raw material, being uniformly distributed of strain, microorganism abundant decomposing and fermenting raw material, the temperature in producing more biogas and making biogas storage chamber raises, and promotes fermentation further；Existing marsh gas fermenting system is due to biogas slurry poor fluidity, fermentation raw material is caused to accumulate in a large number at charging aperture, biogas slurry after long-term fermentation and containing a large amount of strains mainly accumulates in discharging opening and goes out, thus the fermentation raw material in causing fermentation system and the skewness of strain, inhibit fermentation efficiency, reduce gas production.
Summary of the invention
It is an object of the invention to provide a kind of raising biogas slurry convection effects and promote the equally distributed fermentation system of strain, and utilizing auxiliary caisson to increase the gas storage space of system.
For realizing above-mentioned technical purpose, the technical solution adopted in the present invention is as follows.
nullPromote the equally distributed anaerobic fermentation system of organic fermented product，It includes fermentation tank、The gas storage plate being installed in fermentation tank、The water pressure chamber being installed in fermentation tank、The material mouth demarcation strip that fermentation tank is separated、The auxiliary caisson being connected with gas storage plate，Fermentation tank is circular ring type structure，Fermentation tank includes inner tank wall、Tank wall，Region between inner tank wall and tank wall is fermentation chamber，And the chamber that ferments is annular，The shape of gas storage plate adapts with the shape of fermentation tank，On gas storage plate, gas operated device is installed，The upper face of gas storage plate be connected with the top of inner tank wall and gas storage plate Open Side Down arrange，The two ends of material mouth demarcation strip are respectively charging aperture、Discharging opening，Gas storage plate is provided with the charging aperture gas block panel of vertical direction near charging aperture one end，Gas storage plate is provided with the discharging opening gas block panel of vertical direction near discharging opening one end；Between gas storage wooden partition portion and the tank wall of gas storage plate, interval has flow-disturbing interval, and flow-disturbing is interval to be extended along tank wall direction, is movably set with agitating device in flow-disturbing interval, and agitating device includes mixing part, tractive unit, it is indoor that mixing part is active in fermentation chamber, and tractive unit is active in flow-disturbing interval；Water pressure chamber is installed on above gas storage plate, and the sidewall that water pressure chamber correspondence flow-disturbing is interval is provided with drain pipe；Bottom the gas storage wooden partition portion of gas storage plate, the horizontal plane at place is not higher than the horizontal plane at place bottom entry/exit material mouth gas block panel, being provided with gap between bottom gas storage wooden partition portion and fermentation tank, the horizontal plane at place, inner tank wall top is less than the horizontal plane at place, tank wall top；
Above-mentioned drain pipe includes the charging aperture end drain pipe being arranged at the vicinity of charging aperture, water pressure chamber is also associated with flow-disturbing cloth bacterium device, described flow-disturbing cloth bacterium device is the middle part drain pipe being arranged on water pressure chamber, and middle part drain pipe is between charging aperture end drain pipe, discharging opening end drain pipe；Described middle part drain pipe has multiple and is distributed along fermentation path direction；
It is provided with the check valve controlling the indoor biogas slurry unidirectional inflow water pressure chamber of fermentation chamber, the check valve of the biogas slurry unidirectional inflow charging aperture that charging aperture end drain pipe is provided with in water pressure chamber on the drain pipe of middle part；Removably connect between material mouth demarcation strip and fermentation tank；
Auxiliary caisson, it includes being installed on the interior hydraulic pressure cylinder in fermentation tank centre, being installed on interior hydraulic pressure cylinder and extend to the auxiliary gas storage plate of fermentation chamber, being provided with the first water flow hole in inner tank wall, the wall portion of interior hydraulic pressure cylinder is provided with second water flow hole corresponding with the first water flow hole；Auxiliary gas storage plate includes assisting upper plate, interior vertical plate, outer vertical plate, it is indoor that auxiliary upper plate extends to fermentation chamber by the first water flow hole, the second water flow hole, and assist upper plate to be positioned at fermentation chamber and be provided with the vertical plate of vertical direction, auxiliary upper plate is positioned at hydraulic pressure cylinder one end and is provided with the outer vertical plate of vertical direction, and Open Side Down arranges for auxiliary gas storage plate；The centre of interior hydraulic pressure cylinder is additionally provided with central authorities' water-guiding hole, is provided with the interval being connected with central water-guiding hole between outer vertical plate with interior hydraulic pressure cylinder bottom interior wall；Bottom outer vertical plate, the horizontal plane at place is less than the horizontal plane at place bottom entry/exit material mouth gas block panel；Interior vertical plate is arranged with the laminating of gas storage wooden partition portion, and bottom interior vertical plate, the horizontal plane at place is higher than the horizontal plane at place bottom entry/exit material mouth gas block panel；Fit tightly between auxiliary upper plate and gas storage plate upper wall.
The further improvement of technique scheme, auxiliary upper plate is positioned at hydraulic pressure cylinder one end and is provided with gas operated device.
The further improvement of technique scheme, above-mentioned auxiliary caisson has multiple, and the auxiliary gas storage plate being arranged in interior hydraulic pressure cylinder is interconnected.
The further improvement of technique scheme, above-mentioned gas operated device, including outer tube, the airway that is socketed in outer tube, the upper end of outer tube is provided with step, the groove matched with step it is provided with on gas storage plate, outer tube vertical direction is installed on gas storage plate, and the upper surface on outer tube top and gas storage plate upper surface are positioned in same level；Being provided with the annular relief along airway circumferencial direction bottom airway, airway is connected with outer tube by annular relief and outer pipe bottom is provided with the postive stop baffle being connected with annular relief；It is filled with the mudding layer being positioned at above annular relief in outer tube, in outer tube, is also filled with the water profit layer being positioned at above mudding layer.
The further improvement of technique scheme, above-mentioned agitating device is puddler, and puddler includes cross bar, montant, and one end of cross bar is fixed with the montant of vertical direction, and it is indoor that cross bar is active in fermentation chamber, and montant is active in flow-disturbing interval.
The further improvement of technique scheme, the fermentation raw material that fermentation system uses is straw and/or animal wastes.
The further improvement of technique scheme, the top of outer tube is also mated lid.
The method that the anaerobic fermentation system promoting organic fermented product uniform produces new forms of energy, its step includes:
Charging and stirring cloth process: material mouth demarcation strip is in segmented state, and fermentation raw material is poured in charging aperture, pull puddler to stir along charging aperture to discharging opening direction in flow-disturbing interval, promotes that fermentation raw material is in indoor being uniformly distributed of fermentation chamber；
Sweat: fermentation raw material is in the fermentation of fermentation chamber indoor and produces biogas, the biogas produced accumulates in gas storage plate, biogas air pressure in gas storage plate incrementally increases, and the biogas slurry extruding fermentation chamber indoor flows to charging aperture, discharging opening, flow-disturbing interval, the biogas slurry liquid level in charging aperture, discharging opening, flow-disturbing interval constantly rises, and the biogas slurry making fermentation chamber indoor is passed through in middle part drain pipe unidirectional inflow water pressure chamber；Meanwhile, owing to being provided with sub-fermentation zone, assisted fermentation district in gas storage plate, assisted fermentation district is arranged in below auxiliary gas storage plate, separate fermentation zone is formed between the wall portion between entry/exit material mouth gas block panel and the wall portion in adjacent assisted fermentation district or adjacent assisted fermentation district, fermentation raw material, the skewness of strain, cause the biogas air pressure in assisted fermentation district inconsistent with adjacent sub-fermentation zone internal gas pressure, promote biogas slurry convection current between assisted fermentation district and sub-fermentation zone；When the biogas slurry that fermentation chamber is indoor is less than bottom the interior vertical plate of auxiliary gas storage plate, the biogas amount of storage in auxiliary gas storage plate reaches maximum, and the interior biogas continuing to collect of auxiliary gas storage plate will be by overflowing bottom interior vertical plate；When the biogas slurry that fermentation chamber is indoor arrives bottom entry/exit material mouth gas block panel, the biogas amount of storage of fermentation system reaches maximum, i.e. biogas amount of storage in gas storage plate and the biogas amount of storage sum in auxiliary gas storage plate；
Inducing QI process: when the biogas in gas storage plate or auxiliary gas storage plate being derived by gas operated device, biogas total storage capacity declines, the biogas slurry backflow of storage in water pressure chamber, and by charging aperture end drain pipe unidirectional inflow charging aperture, the biogas slurry that will be enriched in strain is brought in charging aperture；After liquid level stabilizing, material mouth demarcation strip is taken out, pull puddler along charging aperture to the stirring of the circumferential direction of discharging opening, while promoting that fermentation raw material is uniformly distributed, biogas residue near discharging opening is brought near charging aperture, rich in a large amount of strains in biogas residue, in whipping process, biogas residue crushes, and is effectively promoted strain being uniformly distributed in fermentation system, and biogas residue is back to fermentation chamber indoor again, to biogas residue fermentation process again, the repeatedly fermentation to fermentation raw material can be realized, promote it fully to decompose, improve the utilization rate of the energy.
It is an advantage of the current invention that: in the outer tube embedment gas storage plate of gas operated device, the protrusion avoiding outer tube causes outer tube damage, and the airway in gas operated device uses mudding layer to fix, easily change when airway breakage, easily dredge during obstruction, the sealing effectiveness of gas operated device can also be observed by the water profit layer on mudding layer top；System additionally uses auxiliary caisson, has been obviously improved the heap(ed) capacity of biogas；The present invention has also stated that ten kinds of lifting biogas slurries, from convection current, promote the equally distributed scheme of strain, between each scheme in the case of structure does not exists interference, can be used in combination, promote the biogas slurry of whole fermentation system from convection current.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention, the accompanying drawing used required in embodiment will be done simple introduction below, apparently, accompanying drawing in describing below is only some embodiments of the present invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the top view of the present invention.
Fig. 2 is the cross-sectional view of the present invention.
Fig. 3 is the cross-sectional view of the present invention.
Fig. 4 is the cross-sectional view of the present invention.
Fig. 5 is the cross-sectional view of the present invention.
Fig. 6 is the water pressure chamber drain pipe schematic diagram of the present invention.
Fig. 7 is the puddler structural representation of the present invention.
Fig. 8 is the gas operated device structural representation of the present invention.
Figure is denoted as:
100, fermentation tank；110, inner tank wall；120, tank wall；130, fermentation chamber；140, gas storage plate；141, gas storage wooden partition portion；150, water pressure chamber；152, charging aperture end drain pipe；154, discharging opening end drain pipe；156, middle part drain pipe；160, charging aperture；170, discharging opening；180, material mouth demarcation strip；190, flow-disturbing is interval.
200, puddler；210, montant；220, cross bar.
300, gas operated device；310, outer tube；320, airway；330, lid；340, mudding layer；350, water profit layer；360, step.
400, interior hydraulic pressure cylinder；410, auxiliary gas storage plate；420, interior vertical plate；430, outer vertical plate；440, central authorities' water-guiding hole；450, the first water flow hole；460, the second water flow hole；470, communication gap.
510, charging aperture gas block panel；520, discharging opening gas block panel；530, main fermentation district；540, assisted fermentation district；550, the first flow-disturbing gas block panel；560, the second flow-disturbing gas block panel.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art under not making creative work premise, the every other embodiment obtained, broadly fall into scope.
nullAs shown in figures 1 to 6，Fermentation system，It includes fermentation tank 100、The gas storage plate 140 being installed in fermentation tank 100、The water pressure chamber 150 being installed in fermentation tank 100、The material mouth demarcation strip that fermentation tank 100 is separated，Fermentation tank 100 is circular ring type structure，Fermentation tank 100 includes inner tank wall 110、Tank wall 120，Region between inner tank wall 110 and tank wall 120 is fermentation chamber 130，And the chamber 130 that ferments is for circular ring type structure，The shape of gas storage plate 140 adapts with the shape of fermentation tank 100，On gas storage plate 140, gas operated device is installed，The upper face of gas storage plate 140 be connected with the top of inner tank wall 110 and gas storage plate 140 Open Side Down arrange，The two ends of material mouth demarcation strip 180 are respectively charging aperture 160、Discharging opening 170，Gas storage plate 140 is provided with the charging aperture gas block panel 510 of vertical direction near charging aperture 160 one end，Gas storage plate 140 is provided with the discharging opening gas block panel 520 of vertical direction near discharging opening 170 one end；Between gas storage wooden partition portion 141 and the tank wall 120 of gas storage plate 140, there is flow-disturbing interval 190 at interval, and flow-disturbing interval 190 adapts with the shape of tank wall 120, it is movably set with agitating device in flow-disturbing interval 190, agitating device includes mixing part, tractive unit, it is indoor that mixing part is active in fermentation chamber, and tractive unit is active in flow-disturbing interval 190；Water pressure chamber 150 is installed on above gas storage plate 140, and water pressure chamber is corresponding to being provided with drain pipe on the sidewall in flow-disturbing interval 190；Particularly importantly, it is positioned in same level bottom the bottom of charging aperture gas block panel 510 and discharging opening gas block panel 520, bottom the gas storage wooden partition portion 141 of gas storage plate 140, the horizontal plane at place is not higher than the horizontal plane at place bottom entry/exit material mouth gas block panel, it is provided with gap between bottom gas storage wooden partition portion 141 and fermentation tank 100, the horizontal plane at place, inner tank wall 110 top is less than the horizontal plane at place, tank wall 120 top, and the horizontal plane at place, tank wall 120 top is higher than the horizontal plane at place, water pressure chamber 150 top.
Above-mentioned fermentation tank, gas storage plate, water pressure chamber all can use fiberglass to make.
The fermentation raw material that this fermentation system is used can be straw, animal wastes, organic waste, industry or sanitary wastewater etc.；Existing fermentation system poor fluidity, and can not be stirred by external force or external force stirring be difficult to carry out；The advantage of this fermentation system can be stirred along flow-disturbing interval by puddler exactly, promotes fermentation raw material being uniformly distributed in fermentation chamber indoor, thus has stopped the problems such as fermentation raw material precipitation, obstruction.
Fermentation raw material is poured in charging aperture 160, by pulling tractive unit activity in flow-disturbing interval 190 of agitating device, and drive mixing part in fermentation chamber indoor activity, move along charging aperture 160 to discharging opening 170 direction, drive fermentation raw material deeply to ferment in chamber 130, and promote being evenly distributed of fermentation raw material by stirring；When fermentation raw material produces biogas in the fermentation of fermentation chamber indoor, the biogas produced accumulates in gas storage plate, and the biogas slurry extruding fermentation chamber indoor flows to charging aperture, discharging opening, flow-disturbing interval, biogas slurry liquid level in charging aperture, discharging opening and flow-disturbing interval rises, when biogas slurry liquid level reaches position of drain pipe, biogas slurry will be flowed in water pressure chamber by drain pipe；When the biogas stored up by gas storage board memory is derived, biogas air pressure in gas storage plate declines, for compensating the biogas volume lost, the biogas slurry accumulated in water pressure chamber will be refluxed by drain pipe, and the biogas slurry liquid level in charging aperture, discharging opening and flow-disturbing interval is declined, thus complete once to circulate, and so forth, renewable biogas can be obtained.
As it is shown in fig. 7, above-mentioned agitating device is puddler, puddler includes cross bar 220, montant 210, and one end of cross bar 220 is fixed with the montant 210 of vertical direction, and it is indoor that cross bar 220 is active in fermentation chamber, and montant 210 is active in flow-disturbing interval；The structure that the puddler of the present invention uses is easy to take out, and need not stirring when, can along flow-disturbing interval slant setting and be taken out by puddler；When needing work, turbulator rod is put into, and by pull montant 210 drive cross bar 220 in the stirring of fermentation chamber indoor, promote fermentation raw material in indoor being uniformly distributed and being uniformly distributed of strain of fermentation chamber.
As shown in Figure 8, above-mentioned gas operated device, including outer tube 310, the airway 320 that is socketed in outer tube 310, the upper end of outer tube 310 is provided with step 360, gas storage plate 140 is provided with the groove matched with step 360, outer tube 310 vertical direction is installed on gas storage plate 140, preferably, the upper surface on outer tube 310 top and gas storage plate 140 upper surface are positioned in same level, are imbedded by outer tube 310 in gas storage plate, can effectively avoid the damage of outer tube 310, increase the service life of outer tube 310；Being provided with annularly lobe bottom airway 320, airway 320 is connected with outer tube 310 by annular relief and is provided with the postive stop baffle being connected with annular relief bottom outer tube 310；It is filled with the mudding layer 340 being positioned at above annular relief in outer tube 310, in outer tube 310, is also filled with the water profit layer 350 being positioned at above mudding layer 340.
The top of outer tube 310 is also mated lid 330, arranges lid 330 and is separated with the external world by outer tube bore, it is to avoid outside foreign material fall in outer tube.
Poured by cement or strongly outer tube 310 is positioned gas storage plate 140 top by colloid or interference fit, it is to avoid biogas overflows from the side-walls of outer tube 310；Being arranged in the mudding layer 340 above annular relief to need by repeatedly extruding, tamping, and be dried placement certain time, the moisture on mudding layer top must not be evaporated standing time by general being dried less than 24 hours, and after clay and drying, meeting is in formation crack, mudding layer top；Pouring a certain amount of clean water again into, clean water gos deep into mudding layer top along crack, it is possible to filling cracks again, and can keep the moistening of mudding layer top；When gas storage board memory contains biogas, if there is continuous print bubble in water profit layer, then explanation mudding layer seals defective, needs again to fill, until there is not continuous print bubble in water profit layer；When conduit is damaged or blocks, airway can be taken out and is replaced by cleaning mudding layer or dredges；Thus realize damaging easily replacing, block the effect easily dredged.
As shown in Fig. 2,4,5, present invention additionally comprises auxiliary caisson, it includes being installed on the interior hydraulic pressure cylinder 400 in fermentation tank 100 centre, being installed on interior hydraulic pressure cylinder 400 and extend to the auxiliary gas storage plate 410 of fermentation chamber, being provided with the first water flow hole 450 in inner tank wall 110, the wall portion of interior hydraulic pressure cylinder 400 is provided with second water flow hole 460 corresponding with the first water flow hole 450；Auxiliary gas storage plate 410 includes assisting upper plate, interior vertical plate 420, outer vertical plate 430, it is indoor that auxiliary upper plate extends to fermentation chamber by the first water flow hole, the second water flow hole, and assist upper plate to be positioned at fermentation chamber and be provided with the vertical plate 420 of vertical direction, auxiliary upper plate is positioned at hydraulic pressure cylinder 400 one end and is provided with the outer vertical plate 430 of vertical direction, and Open Side Down arranges for auxiliary gas storage plate 410；The centre of interior hydraulic pressure cylinder 400 is additionally provided with central authorities' water-guiding hole 440, it is provided with between outer vertical plate 430 with interior hydraulic pressure cylinder 400 bottom interior wall and the interval that is connected of central authorities' water-guiding hole 440, so that the liquid in outer gas storage plate can enter interior hydraulic pressure cylinder 400 top by central authorities' water-guiding hole, it is achieved drainage procedure；Particularly importantly, for making full use of biogas memory space, bottom outer vertical plate 430, the horizontal plane at place is less than the horizontal plane at place bottom entry/exit material mouth gas block panel, and bottom interior vertical plate, the horizontal plane at place is higher than the horizontal plane at place bottom entry/exit material mouth gas block panel.
Particularly importantly, it is positioned in same level bottom the bottom of charging aperture gas block panel and discharging opening gas block panel, bottom the gas storage wooden partition portion of gas storage plate, the horizontal plane at place is not higher than the horizontal plane at place bottom entry/exit material mouth gas block panel, it is provided with gap between bottom gas storage wooden partition portion and fermentation tank, the horizontal plane at place, inner tank wall top is less than the horizontal plane at place, tank wall top, and the horizontal plane at place, tank wall top is higher than the horizontal plane at place, water pressure chamber top.
Auxiliary upper plate is positioned at hydraulic pressure cylinder 400 one end and is provided with gas operated device, is relatively simple to install, and can effectively be derived by the biogas in auxiliary gas storage plate by gas operated device.
When interior vertical plate 420 is arranged with the laminating of gas storage wooden partition portion 141, bottom interior vertical plate 420, the horizontal plane at place is higher than the horizontal plane at place bottom entry/exit material mouth gas block panel；Fit tightly between auxiliary upper plate and gas storage plate upper wall；So that form an independent sub-side fermentation district between entry/exit material mouth gas block panel and adjacent interior vertical plate, or form an independent sub-side fermentation district between the interior vertical plate of adjacent auxiliary gas storage plate, fermentation chamber is separated into Duo Gezi side fermentation district by i.e. auxiliary gas storage plate, due to the effect of biogas draught head, convection agitation between Ge Gezi side fermentation district and assisted fermentation district will be promoted.
When being provided with gap between interior vertical plate 420 and gas storage wooden partition portion 141, bottom interior vertical plate 420, the horizontal plane at place the most strictly limits, for ensureing biogas residue, the smooth circulation of biogas slurry, bottom interior vertical plate 420, the horizontal plane at place is not less than the horizontal plane at place bottom gas storage wooden partition portion 141.
Above-mentioned auxiliary caisson optimum implementation is, above-mentioned auxiliary caisson has one end that is multiple and that assist gas storage plate to be positioned at hydraulic pressure cylinder to be interconnected；Interior vertical plate 420 is arranged with the laminating of gas storage wooden partition portion 141, bottom interior vertical plate, the horizontal plane at place is higher than the horizontal plane at place bottom gas storage wooden partition portion, bottom gas storage wooden partition portion, the horizontal plane at place is not higher than the horizontal plane at place bottom entry/exit material mouth gas block panel, and assists and be provided with communication gap 470 between the top of upper plate and gas storage plate inwall；It is provided with in gas storage plate and is enclosed assisted fermentation district 540 between upper plate, inner tank wall and by the main fermentation district 530 formed between interior vertical plate outer wall and gas storage plate inwall by interior vertical plate 420, auxiliary；One end owing to assisting gas storage plate to be positioned at hydraulic pressure cylinder is interconnected so that the air pressure in each assisted fermentation district keeps consistent；Due to the uneven distribution such as fermentation raw material, strain, cause the biogas air pressure in main fermentation district 530 inconsistent with the biogas air pressure in assisted fermentation district 540, owing to there is draught head, biogas slurry mutual convection current between main fermentation district 530 and assisted fermentation district 540 will be promoted；Thus promote being uniformly distributed of strain.
When fermentation raw material enters fermentation chamber indoor fermentation generation biogas, biogas accumulates in the main fermentation district in gas storage plate and assisted fermentation district, and owing to the skewness of fermentation raw material, strain causes the biogas air pressure in main fermentation district, assisted fermentation district inconsistent, there is draught head, promote biogas slurry convection current between main fermentation district and assisted fermentation district, promote that strain is uniformly distributed；Along with the biogas air pressure in gas storage plate incrementally increases, biogas slurry indoor for extruding fermentation chamber is flowed to charging aperture, discharging opening, flow-disturbing interval, and the drain pipe being provided by water pressure chamber and enters in water pressure chamber；Meanwhile, the biogas air pressure in auxiliary gas storage plate incrementally increases, and the liquid in hydraulic pressure cylinder in extruding is entered the top of auxiliary gas storage plate by central authorities' water-guiding hole；When bottom the biogas slurry liquid level in assisted fermentation district is less than interior vertical plate, the biogas continuing accumulation in assisted fermentation district will be overflowed in main fermentation district by the bottom of interior vertical plate；When the biogas slurry liquid level that fermentation chamber is indoor reaches bottom entry/exit material mouth gas block panel, the biogas amount of storage of fermentation system reaches maximum, i.e. the methane quantity of main fermentation district inner accumulated and the methane quantity sum of interior hydraulic pressure cylinder inner accumulated.
For further promoting the self-loopa effect of biogas slurry, promote being uniformly distributed of strain, the kinds of schemes that the present invention uses, by the way of controlling the flowing of biogas slurry or utilizing barometric disturbance, promote the self-loopa of biogas slurry.
The first promotes the convection current of biogas slurry and promotes the equally distributed scheme of strain (abbreviation first scheme).
As shown in Figure 6, above-mentioned drain pipe includes being arranged at the charging aperture end drain pipe 152 of the vicinity of charging aperture, being arranged at the discharging opening end drain pipe 154 near discharging opening.
The fermentation raw material that biogas slurry near charging aperture contains is more, strain is less, and the fermentation raw material that the biogas slurry near discharging opening contains is less, strain is more；Drain pipe is arranged in the mixing that can be effectively promoted fermentation raw material and strain near charging aperture and discharging opening, to promoting that fermentation raw material and strain are evenly distributed with positive role.
The second promotes the convection current of biogas slurry and promotes the equally distributed scheme of strain (abbreviation alternative plan).
It is provided with the check valve of biogas slurry unidirectional inflow charging aperture in water pressure chamber on the drain pipe of charging aperture end, discharging opening end drain pipe is provided with the check valve of the unidirectional inflow water pressure chamber of biogas slurry in discharging opening.
Fermentation raw material produces biogas in the fermentation of fermentation chamber indoor and accumulates in fermentation chamber indoor, biogas accumulates in gas storage plate and makes the biogas air pressure in gas storage plate to incrementally increase, increase along with biogas air pressure, biogas slurry indoor for extruding fermentation chamber is flowed to charging aperture, discharging opening, flow-disturbing interval by biogas, and the biogas slurry liquid level in charging aperture, discharging opening, flow-disturbing interval gradually rises；When biogas slurry liquid level reaches charging aperture end drain pipe, discharging opening end drain pipe, under the control of check valve, in discharging opening, the biogas slurry rich in strain is passed through in discharging opening end drain pipe unidirectional inflow water pressure chamber；When using the biogas of gas storage plate inner accumulated, by the biogas in gas storage plate is derived, biogas air pressure in gas storage plate declines, charging aperture, discharging opening, biogas slurry liquid level at flow-disturbing interval falls after rise, for the gas volume lost in compensating gas storage plate, the biogas slurry stored in water pressure chamber will be back in charging aperture by charging aperture end drain pipe is unidirectional, and the biogas slurry that will be enriched in strain brings in charging aperture, in biogas slurry reflux course, by the fermentation raw material near impact charging aperture and that fermentation raw material is brought into fermentation chamber is indoor, thus promote fermentation raw material, being uniformly distributed of strain, the fermentation efficiency of lifting system.
The third promotes the convection current of biogas slurry and promotes the equally distributed scheme of strain (abbreviation third program).
As shown in Figure 3, some flow-disturbing gas block panels between charging aperture gas block panel, discharging opening gas block panel it are provided with on gas storage plate, form a sub-fermentation zone between charging and discharging mouth gas block panel and adjacent flow-disturbing gas block panel, between adjacent flow-disturbing gas block panel, form a sub-fermentation zone；The top of every sub-fermentation zone is both provided with separate gas operated device.
For making full use of the memory space in gas storage plate, being positioned in same level bottom charging and discharging mouth gas block panel, bottom charging and discharging mouth gas block panel, the horizontal plane at place is less than being arranged at the horizontal plane at place bottom the flow-disturbing gas block panel between charging and discharging mouth gas block panel.
When above-mentioned multiple auxiliary caissons combine with third program, the quantity of auxiliary caisson is identical with the quantity of sub-fermentation zone and is distributed in respectively in each sub-fermentation zone, and auxiliary gas storage plate is positioned at one end of hydraulic pressure cylinder and is interconnected；Interior vertical plate 420 is arranged with the laminating of gas storage wooden partition portion 141, and assists and be provided with communication gap 470 between the top of upper plate and gas storage plate inwall；Realize biogas slurry convection current between biogas slurry convection current and sub-fermentation zone and assisted fermentation district between adjacent sub-fermentation zone, so that intrasystem biogas slurry convection effects significantly improves.
First flow-disturbing gas block panel the 550, the second flow-disturbing gas block panel 560 being provided with on gas storage plate between charging aperture gas block panel, discharging opening gas block panel, it it is the first sub-fermentation zone between charging aperture gas block panel and the first flow-disturbing gas block panel 550, first flow-disturbing gas block panel 550 and the second flow-disturbing gas block panel 560 are the second sub-fermentation zone, are the 3rd sub-fermentation zone between the second flow-disturbing gas block panel 560 and discharging opening gas block panel；Skewness due to the factor such as fermentation raw material, strain, make the first sub-fermentation zone, the second sub-fermentation zone, the 3rd sub-fermentation zone fermentation efficiency inconsistent, cause and there is draught head between adjacent sub-fermentation zone, under the effect of draught head, promote the biogas slurry between adjacent sub-fermentation zone from convection current, thus promote being uniformly distributed of strain.
4th kind promotes the convection current of biogas slurry and promotes the equally distributed scheme of strain (abbreviation fourth program).
Water pressure chamber is also associated with flow-disturbing cloth bacterium device, and described flow-disturbing cloth bacterium device is the middle part drain pipe being arranged on water pressure chamber, and middle part drain pipe is between charging aperture end drain pipe, discharging opening end drain pipe；Described middle part drain pipe has multiple and is distributed along fermentation path direction.
Fermentation raw material is when the fermentation of fermentation chamber indoor produces biogas and accumulates in gas storage plate, biogas air pressure in gas storage plate increases, and the biogas slurry extruding fermentation chamber indoor flows to charging aperture, discharging opening, flow-disturbing interval, biogas slurry liquid level in charging aperture, discharging opening, flow-disturbing interval gradually rises, and enter in water pressure chamber by charging aperture end drain pipe, discharging opening end drain pipe, middle part drain pipe, owing to middle part drain pipe is distributed in fermentation chamber top, the biogas slurry at fermentation chamber position can be brought in water pressure chamber；When using the biogas in gas storage plate, being derived by the biogas in gas storage plate, the biogas air pressure in gas storage plate declines, and the biogas slurry in water pressure chamber is back to fermentation chamber indoor by charging aperture end drain pipe, discharging opening end drain pipe, middle part drain pipe；Owing to middle part drain pipe is arranged in fermentation chamber top, the feed liquor of water pressure chamber, go out liquid during notable to the biogas slurry mixing effect in fermentation chamber, to promoting that fermentation raw material, strain are evenly distributed with good effect.
5th kind promotes the convection current of biogas slurry and promotes the equally distributed scheme of strain (being called for short the 5th scheme).
The check valve of the biogas slurry unidirectional inflow charging aperture controlled in water pressure chamber it is provided with on the drain pipe of charging aperture end, being provided with the check valve of the biogas slurry unidirectional inflow water pressure chamber controlled in discharging opening on the drain pipe of discharging opening end, middle part drain pipe is higher than discharging opening end drain pipe with the link position of water pressure chamber.
When fermentation raw material produces biogas by entering the fermentation of fermentation chamber indoor, biogas air pressure in gas storage plate is increased, the biogas slurry of extruding fermentation chamber indoor flows to charging aperture, discharging opening, flow-disturbing interval, under the restriction of check valve and link position, the biogas slurry in discharging opening is made to first pass through in discharging opening end drain pipe unidirectional inflow water pressure chamber, when the biogas slurry liquid level in water pressure chamber reaches drain pipe top, middle part, the biogas slurry of fermentation chamber indoor also will be in middle part drain pipe flows into water pressure chamber；When using the biogas of gas storage board memory storage, biogas air pressure in gas storage plate declines, the biogas slurry backflow of storage in water pressure chamber, when the biogas slurry liquid level in water pressure chamber is higher than middle part drain pipe, fermentation chamber indoor will be back to by middle part drain pipe and be back in charging aperture by charging aperture end drain pipe is unidirectional；When the biogas slurry liquid level in water pressure chamber is less than middle part drain pipe, in water pressure chamber, the biogas slurry of storage can only be flowed in charging aperture by charging aperture end drain pipe, thus completes a circulative convection of biogas slurry.
6th kind promotes the convection current of biogas slurry and promotes the equally distributed scheme of strain (being called for short the 6th scheme).
Cast out discharging opening end drain pipe, middle part drain pipe is provided with the check valve controlling the indoor biogas slurry unidirectional inflow water pressure chamber of fermentation chamber, the check valve of the biogas slurry unidirectional inflow charging aperture that charging aperture end drain pipe is provided with in water pressure chamber；Removably connect between material mouth demarcation strip and fermentation tank.
When pouring fermentation raw material into, material mouth demarcation strip have to insert in fermentation tank, is separated with discharging opening by charging aperture, it is to avoid fermentation raw material is directly entered from discharging opening, causes in slag removal, and the sufficient fermentation raw material that will not ferment takes out, and causes energy waste；When not putting into new fermentation raw material and need not take out biogas residue, can be by material mouth demarcation strip dismounting, thus charging aperture is connected with discharging opening, the biogas slurry rich in strain is promoted near discharging opening to flow near charging aperture by puddler stirring, and fermentation raw material can be distributed near discharging opening, thus it is effectively promoted being uniformly distributed in fermentation system of fermentation raw material, strain.
Material mouth demarcation strip is in segmented state, fermentation raw material is poured in charging aperture, by pulling puddler to be stirred, promote being uniformly distributed of fermentation raw material, fermentation raw material is in the fermentation of fermentation chamber indoor and produces biogas, the biogas produced accumulates in gas storage plate, biogas air pressure in gas storage plate incrementally increases, and the biogas slurry extruding fermentation chamber indoor flows to charging aperture, discharging opening, flow-disturbing interval, the biogas slurry liquid level in charging aperture, discharging opening, flow-disturbing interval constantly rises, and the biogas slurry making fermentation chamber indoor is passed through in middle part drain pipe unidirectional inflow water pressure chamber；When using biogas, being derived by the biogas in gas storage plate, the biogas air pressure in gas storage plate declines, the biogas slurry backflow of storage in water pressure chamber, and by charging aperture end drain pipe unidirectional inflow charging aperture, the biogas slurry that will be enriched in strain is brought in charging aperture；After liquid level stabilizing, material mouth demarcation strip is taken out, pull puddler along charging aperture to the stirring of the circumferential direction of discharging opening, while promoting that fermentation raw material is uniformly distributed, biogas residue near discharging opening is brought near charging aperture, rich in a large amount of strains in biogas residue, in whipping process, biogas residue crushes, and is effectively promoted strain being uniformly distributed in fermentation system, and biogas residue is back to fermentation chamber indoor again, to biogas residue fermentation process again, the repeatedly fermentation to fermentation raw material can be realized, promote it fully to decompose, improve the utilization rate of the energy.
7th kind promotes the convection current of biogas slurry and promotes the equally distributed scheme of strain (being called for short the 7th scheme).
The check valve of the biogas slurry unidirectional inflow charging aperture controlled in water pressure chamber it is provided with on the drain pipe of charging aperture end, it is provided with the check valve of the biogas slurry unidirectional inflow water pressure chamber controlled in discharging opening on the drain pipe of discharging opening end, middle part drain pipe is provided with the check valve controlling the indoor biogas slurry unidirectional inflow water pressure chamber of fermentation chamber.
Preferably, it is less than discharging opening end drain pipe at cloth bacterium device and the link position of water pressure chamber；Fermentation raw material is when the fermentation of fermentation chamber indoor produces biogas, biogas accumulates in gas storage plate and extrudes the indoor biogas slurry of fermentation chamber to flow to charging aperture, discharging opening, flow-disturbing interval, along with the biogas slurry liquid level in charging aperture, discharging opening, flow-disturbing interval constantly rises, the biogas slurry making fermentation chamber indoor first passes through in the drain pipe unidirectional inflow water pressure chamber of middle part, when biogas slurry liquid level in water pressure chamber rises to discharging opening end position of drain pipe, the biogas slurry in discharging opening will be by discharging opening end drain pipe unidirectional inflow water pressure chamber；When using the biogas of gas storage board memory storage, biogas air pressure in gas storage plate declines, the biogas slurry of water pressure chamber inner accumulated refluxes and passes through in charging aperture end drain pipe unidirectional inflow charging aperture, the biogas volume reduced in supplementing gas storage plate, thus complete a biogas slurry self-loopa convection current, in biogas slurry convection process, promote being uniformly distributed of strain, promote the fermentation efficiency of system.
8th kind promotes the convection current of biogas slurry and promotes the equally distributed scheme of strain (abbreviation eighth aspect).
The check valve of the biogas slurry unidirectional inflow charging aperture being provided with in water pressure chamber on the drain pipe of charging aperture end, the check valve of the biogas slurry unidirectional inflow water pressure chamber being provided with in discharging opening on the drain pipe of discharging opening end, the check valve of the biogas slurry unidirectional inflow fermentation chamber room that middle part drain pipe is provided with in water pressure chamber.
Preferably, charging aperture end drain pipe and the link position of water pressure chamber are higher than middle part drain pipe and the link position of water pressure chamber；Fermentation raw material is when the fermentation of fermentation chamber indoor produces biogas, biogas accumulates in gas storage plate and extrudes the indoor biogas slurry of fermentation chamber to flow to charging aperture, discharging opening, flow-disturbing interval, along with the biogas slurry liquid level in charging aperture, discharging opening, flow-disturbing interval constantly rises so that the biogas slurry in discharging opening is by discharging opening end drain pipe unidirectional inflow water pressure chamber；When using the biogas of gas storage board memory storage, biogas air pressure in gas storage plate declines, when in water pressure chamber, the biogas slurry liquid level of storage is higher than charging aperture end drain pipe, the biogas slurry of storage will be by charging aperture end drain pipe unidirectional inflow charging aperture and pass through that middle part drain pipe is unidirectional flows into fermentation chamber indoor in water pressure chamber, when the biogas slurry liquid level in water pressure chamber is less than charging aperture end drain pipe, in water pressure chamber, the biogas slurry of storage can only be back to fermentation chamber indoor by middle part drain pipe is unidirectional, thus complete a biogas slurry self-loopa convection current, in biogas slurry convection process, promote being uniformly distributed of strain, the fermentation efficiency of lifting system.
9th kind promotes the convection current of biogas slurry and promotes the equally distributed scheme of strain (being called for short the 9th scheme).
Give up charging aperture end drain pipe, it is provided with on the drain pipe of discharging opening end and controls the check valve of biogas slurry unidirectional inflow water pressure chamber in discharging opening, being provided with the check valve of the biogas slurry unidirectional inflow fermentation chamber room controlled in water pressure chamber on the drain pipe of middle part, material mouth demarcation strip removably connects with fermentation tank.
When pouring fermentation raw material into, material mouth demarcation strip have to insert in fermentation tank, is separated with discharging opening by charging aperture, it is to avoid fermentation raw material is directly entered from discharging opening, causes in slag removal, and the sufficient fermentation raw material that will not ferment takes out, and causes energy waste；When not putting into new fermentation raw material and need not take out biogas residue, material mouth demarcation strip 180 can be dismantled, thus charging aperture is connected with discharging opening, the biogas slurry rich in strain is promoted near discharging opening to flow near charging aperture by puddler stirring, and fermentation raw material can be distributed near discharging opening, thus it is effectively promoted being uniformly distributed in fermentation system of fermentation raw material, strain.
Material mouth demarcation strip is in segmented state, fermentation raw material is poured in charging aperture, by pulling puddler to be stirred, promote being uniformly distributed of fermentation raw material, fermentation raw material is in the fermentation of fermentation chamber indoor and produces biogas, the biogas produced accumulates in gas storage plate, biogas air pressure in gas storage plate incrementally increases, and the biogas slurry extruding fermentation chamber indoor flows to charging aperture, discharging opening, flow-disturbing interval, the biogas slurry liquid level in charging aperture, discharging opening, flow-disturbing interval the most constantly rises, and makes the biogas slurry in discharging opening by the unidirectional water pressure chamber of drain pipe of discharging opening end；When using biogas, being derived by the biogas in gas storage plate, biogas air pressure in gas storage plate declines, and in water pressure chamber, the biogas slurry of storage reflux and pass through that middle part drain pipe is unidirectional flows into fermentation chamber indoor, and the biogas slurry that will be enriched in strain is arranged in fermentation chamber indoor；After liquid level stabilizing, material mouth demarcation strip is taken out, pull puddler along charging aperture to the stirring of the circumferential direction of discharging opening, while promoting that fermentation raw material is uniformly distributed, biogas residue near discharging opening is brought near charging aperture, rich in a large amount of strains in biogas residue, in whipping process, biogas residue crushes, and is effectively promoted strain being uniformly distributed in fermentation system, and biogas residue is back to fermentation chamber indoor again, to biogas residue fermentation process again, the repeatedly fermentation to fermentation raw material can be realized, promote it fully to decompose, improve the utilization rate of the energy.
Tenth kind promotes the convection current of biogas slurry and promotes the equally distributed scheme of strain (being called for short the tenth scheme).
The check valve of the biogas slurry unidirectional inflow water pressure chamber controlled in charging aperture it is provided with on the drain pipe of charging aperture end, it is provided with the check valve of the biogas slurry unidirectional inflow water pressure chamber controlled in discharging opening on the drain pipe of discharging opening end, middle part drain pipe is provided with the check valve of the biogas slurry unidirectional inflow fermentation chamber room controlled in water pressure chamber.
Preferably, the position of discharging opening end drain pipe is less than the position of charging aperture end drain pipe；The biogas that fermentation raw material produces in the fermentation of fermentation chamber indoor accumulates in gas storage plate, and the biogas slurry extruding fermentation chamber indoor flows to charging aperture, discharging opening, flow-disturbing interval, biogas slurry liquid level in charging aperture, discharging opening, flow-disturbing interval constantly rises, when biogas slurry liquid level in discharging opening reaches discharging opening end drain pipe, will be by discharging opening end drain pipe unidirectional inflow water pressure chamber, when biogas slurry liquid level in water pressure chamber reaches charging aperture end drain pipe, the biogas slurry of fermentation chamber indoor can be passed through in charging aperture end drain pipe, discharging opening end drain pipe unidirectional inflow water pressure chamber；When using the biogas of gas storage board memory storage, the biogas air pressure in gas storage plate declines so that it is indoor that the biogas slurry in water pressure chamber is back to fermentation chamber by middle part drain pipe, it is achieved the self-loopa flowing of biogas slurry.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention；Multiple amendment to these embodiments will be apparent from for those skilled in the art, and the General Principle defined in the present invention can realize in the case of without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention will not be defined to the embodiments shown herein, and is to fit to the widest scope consistent with principles disclosed herein and features of novelty.

Claims (6)

  1. null1. promote the equally distributed anaerobic fermentation system of organic fermented product，It is characterized in that，It includes fermentation tank、The gas storage plate being installed in fermentation tank、The water pressure chamber being installed in fermentation tank、The material mouth demarcation strip that fermentation tank is separated、The auxiliary caisson being connected with gas storage plate，Fermentation tank is circular ring type structure，Fermentation tank includes inner tank wall、Tank wall，Region between inner tank wall and tank wall is fermentation chamber，And the chamber that ferments is annular，The shape of gas storage plate adapts with the shape of fermentation tank，On gas storage plate, gas operated device is installed，The upper face of gas storage plate be connected with the top of inner tank wall and gas storage plate Open Side Down arrange，The two ends of material mouth demarcation strip are respectively charging aperture、Discharging opening，Gas storage plate is provided with the charging aperture gas block panel of vertical direction near charging aperture one end，Gas storage plate is provided with the discharging opening gas block panel of vertical direction near discharging opening one end；Between gas storage wooden partition portion and the tank wall of gas storage plate, interval has flow-disturbing interval, and flow-disturbing is interval to be extended along tank wall direction, is movably set with agitating device in flow-disturbing interval, and agitating device includes mixing part, tractive unit, it is indoor that mixing part is active in fermentation chamber, and tractive unit is active in flow-disturbing interval；Water pressure chamber is installed on above gas storage plate, and the sidewall that water pressure chamber correspondence flow-disturbing is interval is provided with drain pipe；Bottom the gas storage wooden partition portion of gas storage plate, the horizontal plane at place is not higher than the horizontal plane at place bottom entry/exit material mouth gas block panel, being provided with gap between bottom gas storage wooden partition portion and fermentation tank, the horizontal plane at place, inner tank wall top is less than the horizontal plane at place, tank wall top；
    Above-mentioned drain pipe includes the charging aperture end drain pipe being arranged at the vicinity of charging aperture, water pressure chamber is also associated with flow-disturbing cloth bacterium device, described flow-disturbing cloth bacterium device is the middle part drain pipe being arranged on water pressure chamber, and middle part drain pipe is between charging aperture end drain pipe, discharging opening end drain pipe；Described middle part drain pipe has multiple and is distributed along fermentation path direction；
    It is provided with the check valve controlling the indoor biogas slurry unidirectional inflow water pressure chamber of fermentation chamber, the check valve of the biogas slurry unidirectional inflow charging aperture that charging aperture end drain pipe is provided with in water pressure chamber on the drain pipe of middle part；Removably connect between material mouth demarcation strip and fermentation tank；
    Auxiliary caisson, it includes being installed on the interior hydraulic pressure cylinder in fermentation tank centre, being installed on interior hydraulic pressure cylinder and extend to the auxiliary gas storage plate of fermentation chamber, being provided with the first water flow hole in inner tank wall, the wall portion of interior hydraulic pressure cylinder is provided with second water flow hole corresponding with the first water flow hole；Auxiliary gas storage plate includes assisting upper plate, interior vertical plate, outer vertical plate, it is indoor that auxiliary upper plate extends to fermentation chamber by the first water flow hole, the second water flow hole, and assist upper plate to be positioned at fermentation chamber and be provided with the vertical plate of vertical direction, auxiliary upper plate is positioned at hydraulic pressure cylinder one end and is provided with the outer vertical plate of vertical direction, and Open Side Down arranges for auxiliary gas storage plate；The centre of interior hydraulic pressure cylinder is additionally provided with central authorities' water-guiding hole, is provided with the interval being connected with central water-guiding hole between outer vertical plate with interior hydraulic pressure cylinder bottom interior wall；Bottom outer vertical plate, the horizontal plane at place is less than the horizontal plane at place bottom entry/exit material mouth gas block panel；Interior vertical plate is arranged with the laminating of gas storage wooden partition portion, and bottom interior vertical plate, the horizontal plane at place is higher than the horizontal plane at place bottom entry/exit material mouth gas block panel；Fit tightly between auxiliary upper plate and gas storage plate upper wall.
  2. The equally distributed anaerobic fermentation system of the organic fermented product of promotion the most according to claim 1, it is characterised in that auxiliary upper plate is positioned at hydraulic pressure cylinder one end and is provided with gas operated device.
  3. The equally distributed anaerobic fermentation system of the organic fermented product of promotion the most according to claim 1, it is characterised in that above-mentioned auxiliary caisson has multiple, and the auxiliary gas storage plate being arranged in interior hydraulic pressure cylinder is interconnected.
  4. The equally distributed anaerobic fermentation system of the organic fermented product of promotion the most according to claim 2, it is characterized in that, above-mentioned gas operated device, including outer tube, the airway that is socketed in outer tube, the upper end of outer tube is provided with step, being provided with the groove matched with step on gas storage plate, outer tube vertical direction is installed on gas storage plate, and the upper surface on outer tube top and gas storage plate upper surface are positioned in same level；Being provided with the annular relief along airway circumferencial direction bottom airway, airway is connected with outer tube by annular relief and outer pipe bottom is provided with the postive stop baffle being connected with annular relief；It is filled with the mudding layer being positioned at above annular relief in outer tube, in outer tube, is also filled with the water profit layer being positioned at above mudding layer.
  5. 5. according to the equally distributed anaerobic fermentation system of organic fermented product of the promotion described in Claims 2 or 3, it is characterized in that, above-mentioned agitating device is puddler, puddler includes cross bar, montant, one end of cross bar is fixed with the montant of vertical direction, it is indoor that cross bar is active in fermentation chamber, and montant is active in flow-disturbing interval.
  6. 6. according to the equally distributed anaerobic fermentation system of organic fermented product of the promotion described in any one in claim 1-4, it is characterised in that the fermentation raw material that fermentation system uses is straw and/or animal wastes.
CN201610386326.1A 2016-06-04 2016-06-04 Anaerobic fermentation system for promoting uniform distribution of organic fermentation broth Withdrawn CN105907616A (en)

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Application publication date: 20160831