CN106085831A - A kind of be integrated in anaerobic digestion reaction vessel in realize high microsteping raw material pulp and the scum silica frost integrated apparatus abolished of crust and method thereof - Google Patents
A kind of be integrated in anaerobic digestion reaction vessel in realize high microsteping raw material pulp and the scum silica frost integrated apparatus abolished of crust and method thereof Download PDFInfo
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- CN106085831A CN106085831A CN201610508620.5A CN201610508620A CN106085831A CN 106085831 A CN106085831 A CN 106085831A CN 201610508620 A CN201610508620 A CN 201610508620A CN 106085831 A CN106085831 A CN 106085831A
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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
- C12M45/00—Means for pre-treatment of biological substances
- C12M45/02—Means for pre-treatment of biological substances by mechanical forces; Stirring; Trituration; Comminuting
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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
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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
- 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
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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
- C12M29/00—Means for introduction, extraction or recirculation of materials, e.g. pumps
- C12M29/04—Filters; Permeable or porous membranes or plates, e.g. dialysis
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/30—Defibrating by other means
- D21B1/34—Kneading or mixing; Pulpers
- D21B1/345—Pulpers
Abstract
The invention discloses a kind of be integrated in anaerobic digestion reaction vessel in realize high microsteping raw material pulp and the scum silica frost integrated apparatus abolished of crust and method thereof, this device is by feedstock transportation unit, the Cavity unit being arranged in anaerobic digestion reaction vessel and pulping unit three part composition, pulping unit is combined with the Cavity unit having special construction design, make internal slip be formed in running to circulate, high microsteping raw material is performed circulation break process repeatedly, and limit the size of discharge cavity raw material with the pulping tap of distribution on raw material crusher chamber outer wall, increase the specific surface area of raw material, anaerobe is enable preferably to contact with raw material, improve gas producing efficiency；Realizing high microsteping raw material pulp inside anaerobic digestion reaction vessel simultaneously and that scum silica frost crust is abolished is close-coupled processing, not only reduce cost of investment, simplify operating procedure, energy consumption is the lowest, wide market.
Description
Technical field:
The present invention relates to anaerobic digestion techniques field, be specifically related to realize high fibre in one is integrated in anaerobic digestion reaction vessel
Dimension raw material pulp and the scum silica frost integrated apparatus abolished of crust and method thereof.
Background technology:
The fiber content of the biomass such as straw, plant, cattle manure is higher, carries out anaerobic digestion with them for raw material, is entering
It is generally required to through pretreatment, the high microsteping raw material low for water content such as straw, dry cattle manures also needs to carry out before entering reactor
Soak for a long time, and current mechanical pretreatment operation and equipment energy consumption height, weak effect, there is the time in biochemical pretreatment
The problems such as long, wayward effect, through the high microsteping raw material of pretreatment, the most still present size different in size, non-
Homogeneously, easy conglomeration, poor fluidity, the feature such as floating, cause it to mix uneven, biochemical reaction time length etc. with anaerobic sludge and ask
Topic, and digest microorganism and fibrous matter in feed liquid and interact, form biomembrane on raw material surface and be grown into, reaction
The biogas generated in device is attached on biomembrane, more promotes raw material group to float, at the accumulation of reactor feed liquid upper strata, dehydration and drying
Form crust and feed liquid lamination.
The formation of raw material scum silica frost crust layer, gas producing efficiency and operation stability to anaerobic digestion reaction vessel produce very big shadow
Ringing: first, the biogas that the crust that floats of a large amount of high microsteping raw materials produces in directly results in anaerobic digestion reaction vessel cannot pass through
Crust layer enters gas-holder, can only be gathered in crust layer bottom, increase the buoyancy of crust layer, and What is more can make scum silica frost block out
Material pipe also causes reactor to burst；Second, a large amount of biogas, in Digestive system, not only increase the biogas dividing potential drop in Digestive system, and
And more CO in biogas2It is dissolved in biogas slurry, makes the pH value of biogas slurry decline, affect aerogenesis；3rd, crust makes the raw material can not be with
Digestive system is fully contacted and effectively decomposes, raw material availability ＜ 50%；4th, crust has had a strong impact on solid, liquid, gas in reactor
Three-phase mass transfer, heat transfer and mobility, be unfavorable for aerogenesis.
The mode (mechanical agitation, waterpower return stirring and biogas return stirring etc.) currently mainly taking stirring solves high fine
Dimension raw material anaerobic digestion scum silica frost crust problem, but stirring can only take stopgap measures and can not effect a permanent cure, although and scum silica frost crust situation is in stirring
During can obtain respite by disturbance, but in the most fundamentally solving reactor high microsteping raw material size length is not
One, heterogeneous, floating, the speciality of poor fluidity, once stops stirring, and high microsteping raw material can coalesce rapidly in feed liquid face again, shape
Become crust.
Summary of the invention:
It is an object of the invention in the particular attribute for anaerobic digestion high microsteping raw material and anaerobic digestion course of reaction
Problem above, it is provided that a kind of be integrated in anaerobic digestion reaction vessel in realize high microsteping raw material pulp and scum silica frost and crust the one abolished
Gasifying device and method thereof, this covering device receives the raw material of the equipment such as pump, conveying worm conveying in fill process, performs pulp
Process, make raw materials size be greatly reduced, and be sufficiently mixed with the anaerobic sludge in anaerobic digestion reaction vessel, be re-introduced into anaerobism and disappear
Digest in changing reactor；Simultaneously in anaerobic digestion process, actively suck the raw material of conglomeration caking on digestion liquid level, carry out
Break up and process with pulp；While pulp processes raw material, additionally it is possible to the feed liquid after pulp is radially sprayed, upper strata is disappeared
Material liquid forms impact, realizes the effect that scum silica frost crust is abolished further.
The present invention is achieved by the following technical programs:
A kind of be integrated in anaerobic digestion reaction vessel in realize high microsteping raw material pulp and scum silica frost crust abolish one makeup
Put, this device by the feedstock transportation unit being in communication with the outside, be arranged in anaerobic digestion reaction vessel with feedstock transportation unit even
The pulping unit three part composition of logical Cavity unit and dynamic output；
Described feedstock transportation unit, including feeder；
Described Cavity unit, provides the raw material pulping of running space including the pulp for input raw material in shell profile
Chamber, described raw material pulping chamber is enclosed by raw material pulping cavity outer wall, raw material pulping chamber arc end socket and arc striker plate, institute
State raw material pulping chamber and be fixed on the anaerobic digestion reaction near liquid level of the anaerobic digestion reaction vessel top through raw material pulping chamber fixed mount
On wall, the normal direction that center line is anaerobic digestion reaction vessel wall in raw material pulping chamber；Described arc striker plate least significant end with detest
Oxygen digestion reaction wall spacing is 50～200mm；Described arc striker plate be symmetrically arranged at both sides, axis, raw material pulping chamber but not
Close, at raw material pulping chamber afterbody with axis for one circular material sucking port of center of circle formation；Arc striker plate and raw material pulping chamber
Outer wall arc connects, and by edge to axis gradually indent, is internally formed with raw material pulping cavity outer wall junction at arc striker plate
The raw material convolution groove that angle is 30～75 °, bottom is arc；Described raw material pulping cavity outer wall is close to anaerobic digestion reaction vessel inwall
End is provided with the charging aperture connected with the feeder of feedstock transportation unit, described raw material pulping cavity outer wall by charging aperture until former
It is 3～20mm and the least pulping tap of diameter that material pulping chamber arc end socket is distributed bore dia；
Described pulping unit, including outside pulping device, drive shaft and anaerobic digestion reaction vessel that raw material pulping intracavity is arranged
The driver that portion is arranged, described pulping device is by pulping cutter swivel mount and pulping cutter swivel mount outer surface equally distributed pulping cutter
Composition；Described driver is fixed on anaerobic digestion reaction vessel outer wall by motor rack；Described drive shaft is coaxial with raw material pulping chamber
Line is arranged, and connects driver and pulping cutter swivel mount, by driver, power is transferred to pulping device, for avoiding winding of raw stock,
It is provided with the axle sleeve not rotated with axle outside drive shaft, drive shaft is isolated with raw material；Have equidistant between described axle sleeve and material sucking port
Annular gap, gap a width of 50～200mm, this relief width and anaerobic digestion reaction vessel volume and the proportional choosing of liquid level size
Take.
Described arc striker plate least significant end and anaerobic digestion reaction vessel inwall spacing are 50～200mm, the size of this spacing
With anaerobic digestion reaction vessel volume and liquid level size is proportional chooses, to ensure the optimization process ability of device.
Described pulping tap, the raw material after being processed by pulping in raw material pulping chamber is drained into anaerobic digestion by pulping tap
In reactor, the pulping tap diameter away from raw material pulping chamber arc end socket is big in order to ensure that raw material pulping chamber is entered
The balance of discharging liquid measure, is unlikely to too much raw material due to not yet by the smaller size range that pulping to is fixing, and time longer
Between be in raw material pulping chamber and cannot discharge；It is distributed in the pulping tap diameter near raw material pulping chamber arc end socket little, purpose
It is to make the slip containing reduced size raw material spouting with the pencil stream of greater density, material slag crust layer is formed higher
Impact.
High microsteping raw material is carried by feeder, enters through charging aperture and is positioned at anaerobic digestion reaction vessel internal cavity unit.
The effect of pulping unit is to make raw material be formed at raw material pulping intracavity to circulate, and the raw material of flowing is carried out height
Speed mechanical shearing pulping operation, and provide power that by pulping tap, the slurry of pulping is expelled to anaerobic digestion reaction vessel
In.
Described pulping cutter is the blade of 2～5 sharp edges.
The present invention also provide for one be integrated in inside anaerobic digestion reaction vessel realize high microsteping raw material pulp and scum silica frost crust
The method abolished, utilizes said apparatus, comprises the following steps:
(1) the high microsteping raw material entered in Cavity unit by feedstock transportation unit passes through cavity in anaerobic digestion reaction vessel
Unit material sucking port and pulping tap enter the feed liquid mixing in Cavity unit, are being positioned at the pulping device within Cavity unit
Under the effect of high speed rotating, the feed liquid pressing close to driving shaft pilot sleeve flows to raw material pulping chamber arc end socket, and the swash of wave before being formed passes through
Pulping cutter, until raw material pulping chamber arc end socket rear steering, advances along raw material pulping cavity wall to arc striker plate, via arc
The raw material convolution groove that striker plate is formed turns to, and forms rotary current, then presses close to driving shaft pilot sleeve to raw material pulping chamber arc end socket stream
Move and transfer the front swash of wave to, thus formed at raw material pulping intracavity and circulate；
(2) the pulping cutter of pulping device, to pressing close to driving shaft pilot sleeve in circulating to raw material in high-speed rotation
Raw material material liquid mixture in the front swash of wave of pulping chamber arc end socket flowing carries out continuous pulping process, thus it is former to reduce high microsteping
Expect size, break up caking raw material, be smaller in size than the raw material slip of pulping tap of raw material pulping cavity outer wall after process in circulation
Being discharged raw material pulping chamber in flow process, size then remains in raw material pulping chamber more than the raw material of pulping tap and is performed
Circulation pulping process is progressively processed to be smaller in size than pulping tap thus discharges raw material pulping chamber, to being in outside this device
Liquid level formed disturbance, to liquid level layered material slag group and crust formed strong impact；
(3) circulate the raw material convolution groove that the material of middle raw material pulping intracavity formed via arc striker plate to turn to, then
Press close to driving shaft pilot sleeve and transfer the front swash of wave to the flowing of raw material pulping chamber arc seal head end, form the trend of preshoot, thus drive and detest
Oxygen digestion reactor is internally located at the raw material of material sucking port periphery and feed liquid pours in raw material pulping intracavity through material sucking port, is formed actively
The suction stream of suction effect, material sucking port and anaerobic digestion reaction vessel Digestive system identity distance are from for 100～300mm, in running, just
It is in the scum silica frost agglomerate during crust is mixed in feed liquid and is sucked raw material pulping chamber by material sucking port, broken up by pulping device, then by
Pulping tap ejects raw material pulping chamber, so that scum silica frost cannot persistently crust.
It addition, the slip in raw material pulping chamber circulates under the driving of the pulping device of high speed rotating, flowing over
By the pulping tap ejection of distribution on raw material pulping cavity outer wall in journey, form disturbance, especially to being in the outside liquid level of this device
Its pulping tap diameter being distributed across near raw material pulping chamber arc end socket is little, the raw material Han reduced size in the swash of wave before slip
Slip spouting with the pencil stream of greater density, all slips discharged by pulping tap at this all can be described as injection
Stream, forms strong impact to liquid level layered material slag group and crust.
Run by apparatus of the present invention and the structure of particular design and above-mentioned " inhale, broken, spray " three steps of being formed, thus realize
It limits and abolishes the function of anaerobic digestion reaction vessel liquid level scum silica frost crust.
It is adjustable according to raw material crust speed that apparatus of the present invention run time interval.
Present invention have the advantage that
The innovation of the present invention is, is combined with the Cavity unit having special construction design by pulping unit,
Running makes internal slip formed to circulate, high microsteping raw material is performed circulation break process repeatedly, and with raw material
On crusher chamber outer wall, the pulping tap of distribution limits the size discharging cavity raw material, increases the specific surface area of raw material, makes anaerobism
Microorganism can preferably contact with raw material, improves gas producing efficiency；Meanwhile, liquid level scum silica frost and pulp feed liquid row are sucked at this device
During going out cavity, it is possible to the scum silica frost agglomerate of anaerobic digestion reaction vessel liquid level is formed effectively destruction, thus solves high fine
The problem of dimension raw material scum silica frost crust, ensures the operation of anaerobic digestion reaction vessel stably safety, internal real at anaerobic digestion reaction vessel
It is close-coupled processing that existing high microsteping raw material pulp and scum silica frost crust are abolished, and not only reduces cost of investment, simplifies operating procedure,
Needed for energy consumption is especially far below utilizing multiple devices to realize said function, meet the requirement that environment-friendly engineering is energy-saving and cost-reducing, before market
Scape is wide.
Accompanying drawing illustrates:
Fig. 1 is that apparatus of the present invention are at the top view cross section structural representation within anaerobic digestion reaction vessel；
Fig. 2 is the three dimensional sectional view of the Cavity unit of apparatus of the present invention；
Fig. 3 is operation logic schematic diagram of the present invention；
Wherein, Q1, feedstock transportation unit, Q2, Cavity unit, Q3, pulping unit, 1, anaerobic digestion reaction vessel, 2, anaerobism
Digestion reaction wall, 3, feeder, 4, charging aperture, 5, raw material pulping chamber, 6, raw material pulping cavity outer wall, 7, raw material pulping chamber arc
End socket, 8, pulping tap, 9, arc striker plate, 10, raw material convolution groove, 11, material sucking port, 12, raw material pulping chamber fixed mount,
13, driver, 14, motor rack, 15, drive shaft, 16, axle sleeve, 17, pulping device, 18, pulping cutter swivel mount, 19, pulping cutter.
Detailed description of the invention:
The following is and the present invention is further illustrated rather than limitation of the present invention.
The present embodiment is integrated in inside anaerobic digestion reaction vessel and realizes high microsteping raw material pulp and scum silica frost and crust abolished
Body gasifying device, as shown in Figure 1, 2, this device by the feedstock transportation unit Q1 being in communication with the outside, be arranged on anaerobic digestion reaction vessel 1
The interior Cavity unit Q2 with feedstock transportation unit Q1 connection and pulping unit Q3 tri-part composition；
Described feedstock transportation unit Q1, including feeder 3；
Described Cavity unit Q2, provides the raw material pulping of running space including the pulp for input raw material in shell profile
Chamber 5, described raw material pulping chamber 5 is enclosed formed by raw material pulping cavity outer wall 6, raw material pulping chamber arc end socket 7 and arc striker plate 9
, described raw material pulping chamber 5 is fixed on anaerobic digestion reaction vessel 1 top anaerobism near liquid level through raw material pulping chamber fixed mount 12
On digestion reaction wall 2, the normal direction that center line is anaerobic digestion reaction vessel wall 2 in raw material pulping chamber 5；Described arc striker plate
9 least significant ends and anaerobic digestion reaction vessel wall 2 spacing are 50～200mm, the size of this spacing and anaerobic digestion reaction vessel 1 volume and
Liquid level size is proportional to be chosen, to ensure the optimization process ability of device；It is broken that described arc striker plate 9 is symmetrically arranged at raw material
Starch both sides, axis, chamber 5 but do not close, at raw material pulping chamber 5 afterbody with axis for one circular material sucking port 4 of center of circle formation；Arc
Shape striker plate 9 is connected with raw material pulping cavity outer wall 6 arc, by edge to axis gradually indent, broken with raw material at arc striker plate 9
Slurry cavity outer wall 6 junction be internally formed angle be 30～75 °, bottom be the raw material convolution groove 10 of arc；Described raw material pulping chamber
Outer wall 6 is provided with the charging aperture 4 connected with the feeder 3 of feedstock transportation unit Q1 close to anaerobic digestion reaction vessel 1 inwall end, described
Raw material pulping cavity outer wall 6 by charging aperture 4 until it is 3～20mm and straight that raw material pulping chamber arc end socket 7 is distributed bore dia
The pulping tap 8 that footpath is the least；Described pulping tap 8, the raw material after being processed by pulping in raw material pulping chamber 5 is by pulping
Tap 8 drains in anaerobic digestion reaction vessel 1, and pulping tap 8 diameter away from raw material pulping chamber arc end socket 7 is big, purpose
It is to ensure that the balance of raw material pulping chamber 5 input and output material liquid measure, is unlikely to too much raw material owing to not yet being fixed by pulping to
Smaller size range, and the long period is in raw material pulping chamber 5 and cannot discharge；It is distributed near raw material pulping chamber arc end socket
Pulping tap 8 diameter of 7 is little in order to make the slip containing reduced size raw material so that the pencil stream of greater density sprays
Go out, material slag crust layer is formed higher impact.
Described pulping unit Q3 is anti-including pulping device 17, drive shaft 15 and the anaerobic digestion arranged in raw material pulping chamber 5
Answering the outside driver 13 arranged of device 1, described pulping device 17 is by pulping cutter swivel mount 18 and pulping cutter swivel mount 18 outer surface
Equally distributed pulping cutter 19 forms；Described pulping cutter 19 is the blade of 2～5 sharp edges.Described driver 13 is by motor
Frame 14 is fixed on anaerobic digestion reaction vessel 1 outer wall；Described drive shaft 15 is coaxially set with raw material pulping chamber 5, connects and drives
Device 13 and pulping cutter swivel mount 18, be transferred to pulping device 17 by power by driver 13, for avoiding winding of raw stock, and drive shaft 15
Outside bag is provided with the axle sleeve 16 not rotated with axle, drive shaft 15 is isolated with raw material；Have between described axle sleeve 16 and material sucking port 11
Equidistant ring gap, gap a width of 50～200mm, this relief width and anaerobic digestion reaction vessel volume and liquid level size are in just
Ratio is chosen.
High microsteping raw material is carried by feeder 3, enters through charging aperture 4 and is positioned at the present invention within anaerobic digestion reaction vessel 1
In the Cavity unit Q2 of device.
The effect of pulping unit Q3 is to make raw material be formed in raw material pulping chamber 5 to circulate, and enters the raw material of flowing
Row high speed machine shears pulping operation, and provides power that by pulping tap 8, the slurry of pulping is expelled to anaerobic digestion
In reactor 1.
As it is shown on figure 3, the running of the present embodiment device is:
(1) the high microsteping raw material in Cavity unit Q2 is entered by feedstock transportation unit Q1 logical with in anaerobic digestion reaction vessel 1
Cross Cavity unit Q2 material sucking port 11 and feed liquid mixing that pulping tap 8 enters in Cavity unit Q2, be positioned at Cavity unit Q2
Under the effect of the high speed rotating of internal pulping device 17, the outside bag pressing close to drive shaft 15 is provided with the axle sleeve 16 not rotated with axle
Feed liquid flow to raw material pulping chamber arc end socket 7, formed before the swash of wave, through pulping cutter 19, until raw material pulping chamber arc envelope
7 rear steerings, advance along raw material pulping chamber 5 inwall to arc striker plate 9, the raw material convolution groove formed via arc striker plate 9
10 turn to, and form rotary current, then press close to the outside bag of drive shaft 15 and be provided with the axle sleeve 16 not rotated with axle to raw material pulping chamber arc
End socket 7 flowing transfers the front swash of wave to, thus is formed in raw material pulping chamber 5 and circulate；
(2) pulping device 17 performs the functional part of pulping operation is pulping cutter 19, to circulation in high-speed rotation
Flowing is pressed close to the outside bag of drive shaft 15 and is provided with the preshoot that the axle sleeve 16 not rotated with axle flows to raw material pulping chamber arc end socket 7
Raw material material liquid mixture in stream carries out continuous pulping process, thus reduces high microsteping raw materials size, breaks up caking raw material, through place
The raw material slip being smaller in size than the pulping tap 8 on raw material pulping cavity outer wall 6 after reason is discharged former during circulating
Material pulping chamber 5, size then remain in more than the raw material of pulping tap 8 raw material pulping chamber 5 is performed circulation pulping process by
Step is processed to be smaller in size than the scope of pulping tap 8 on pulping cavity outer wall 6, thus ejects raw material pulping chamber 5；
(3) the raw material convolution groove 10 turns that the material in middle raw material pulping chamber 5 is formed is circulated via arc striker plate 9
To, then press close to drive shaft 15 axle sleeve 16 and transfer the front swash of wave to the flowing of raw material pulping chamber arc end socket 7 end, form the trend of preshoot,
Thus drive anaerobic digestion reaction vessel 1 to be internally located at the raw material of material sucking port 11 periphery and feed liquid through material sucking port to raw material pulping chamber 5
Inside pour in, form the suction stream of actively suction effect, material sucking port 11 and anaerobic digestion reaction vessel 1 Digestive system identity distance from for 100～
300mm, plant running time interval is adjustable according to raw material crust speed.In running, it is in the scum silica frost during crust
Agglomerate is sucked raw material pulping chamber 5 by material sucking port 11 in being mixed in feed liquid, is broken up by pulping device 17, then is sprayed by pulping tap 8
Go out raw material pulping chamber 5, so that scum silica frost cannot persistently crust, it is achieved scum silica frost crust abolishes function.It addition, in raw material pulping chamber 5
Slip circulate under the driving of the pulping device 17 of high speed rotating, by raw material pulping cavity outer wall 6 in flow process
The pulping tap 8 of distribution sprays, and forms disturbance to being in the outside liquid level of this device, is especially distributed near raw material pulping
Pulping tap 8 diameter of chamber arc end socket 7 is little, contains the slip bundle with greater density of reduced size raw material before slip in the swash of wave
Shape stream is spouting, and all slips discharged by pulping tap 8 all can be described as injection stream at this, to liquid level layered material slag group and knot
Hull shape becomes strong impact.Run by apparatus of the present invention and the structure of particular design and above-mentioned " inhale, broken, spray " three that formed
Step, thus realize its function limiting and abolishing anaerobic digestion reaction vessel 1 liquid level scum silica frost crust.
The present embodiment plant running time interval is adjustable according to raw material crust speed.
Claims (3)
1. realize high microsteping raw material pulp and scum silica frost in being integrated in anaerobic digestion reaction vessel to crust the integrated apparatus abolished,
It is characterized in that, this device by the feedstock transportation unit being in communication with the outside, be arranged in anaerobic digestion reaction vessel with raw material defeated
Send Cavity unit and the pulping unit three part composition of dynamic output that unit connects；
Described feedstock transportation unit, including feeder；
Described Cavity unit, provides the raw material pulping chamber of running space, institute including the pulp for input raw material in shell profile
State what raw material pulping chamber was enclosed by raw material pulping cavity outer wall, raw material pulping chamber arc end socket and arc striker plate, described former
Material pulping chamber is fixed on the anaerobic digestion reaction vessel top anaerobic digestion reaction vessel wall near liquid level through raw material pulping chamber fixed mount
On, the normal direction that center line is anaerobic digestion reaction vessel wall in raw material pulping chamber；Described arc striker plate least significant end disappears with anaerobism
Changing reactor wall spacing is 50～200mm；Described arc striker plate is symmetrically arranged at both sides, axis, raw material pulping chamber but does not closes,
At raw material pulping chamber afterbody with axis for one circular material sucking port of center of circle formation；Arc striker plate and raw material pulping cavity outer wall arc
Shape connects, and by edge to axis gradually indent, being internally formed angle at arc striker plate with raw material pulping cavity outer wall junction is
30～75 °, bottom be arc raw material convolution groove；Described raw material pulping cavity outer wall is provided with close to anaerobic digestion reaction vessel inwall end
The charging aperture connected with the feeder of feedstock transportation unit, described raw material pulping cavity outer wall by charging aperture until raw material pulping
It is 3～20mm and the least pulping tap of diameter that chamber arc end socket is distributed bore dia；
Described pulping unit, sets including outside pulping device, drive shaft and anaerobic digestion reaction vessel that raw material pulping intracavity is arranged
The driver put, described pulping device is by pulping cutter swivel mount and pulping cutter swivel mount outer surface equally distributed pulping cutter group
Become；
Described driver is fixed on anaerobic digestion reaction vessel outer wall by motor rack；Described drive shaft and raw material pulping chamber coaxial line
Arrange, connect driver and pulping cutter swivel mount, power is transferred to pulping device by driver, be provided with outside drive shaft not with
The axle sleeve that axle rotates, isolates drive shaft with raw material；Equidistant ring gap is had, gap a width of 50 between described axle sleeve and material sucking port
～200mm.
The most according to claim 1 be integrated in anaerobic digestion reaction vessel in realize high microsteping raw material pulp and scum silica frost crust is broken
The integrated apparatus removed, it is characterised in that described pulping cutter is the blade of 2～5 sharp edges.
3. being integrated in inside anaerobic digestion reaction vessel and realize high microsteping raw material pulp and scum silica frost and crust the method abolished, it is special
Levy and be, utilize device described in claim 1 or 2, comprise the following steps:
(1) the high microsteping raw material entered in Cavity unit by feedstock transportation unit passes through Cavity unit in anaerobic digestion reaction vessel
Material sucking port and pulping tap enter the feed liquid mixing in Cavity unit, in the high speed of the pulping device being positioned within Cavity unit
Under the effect rotated, the feed liquid pressing close to driving shaft pilot sleeve flows to raw material pulping chamber arc end socket, and the swash of wave before being formed, through pulping
Cutter, until raw material pulping chamber arc end socket rear steering, advances along raw material pulping cavity wall to arc striker plate, via arc backgauge
The raw material convolution groove that plate is formed turns to, and forms rotary current, then presses close to driving shaft pilot sleeve to the flowing turn of raw material pulping chamber arc end socket
For the front swash of wave, thus formed at raw material pulping intracavity and circulate；
(2) the pulping cutter of pulping device, to pressing close to driving shaft pilot sleeve in circulating to raw material pulping in high-speed rotation
Raw material material liquid mixture in the front swash of wave of chamber arc end socket flowing carries out continuous pulping process, is smaller in size than raw material broken after process
The raw material slip of the pulping tap of slurry cavity outer wall is discharged raw material pulping chamber during circulating, and size is arranged more than pulping
The raw material portalled then remains in and is performed circulation pulping in raw material pulping chamber and processes and be progressively processed to be smaller in size than pulping and discharge
Hole thus discharge raw material pulping chamber, form disturbance to being in the outside liquid level of this device, liquid level layered material slag group and crust formed
Strong impact；
(3) circulate the raw material convolution groove that the material of middle raw material pulping intracavity formed via arc striker plate to turn to, then press close to
Driving shaft pilot sleeve transfers the front swash of wave to the flowing of raw material pulping chamber arc seal head end, forms the trend of preshoot, thus drives anaerobism to disappear
Change inside reactor and be positioned at the raw material of material sucking port periphery and feed liquid pours in raw material pulping intracavity through material sucking port, form actively suction
The suction stream of effect, material sucking port and anaerobic digestion reaction vessel Digestive system identity distance, from for 100～300mm, in running, are in
Scum silica frost agglomerate during crust is sucked raw material pulping chamber by material sucking port in being mixed in feed liquid, is broken up by pulping device, then by pulping
Tap ejects raw material pulping chamber, so that scum silica frost cannot persistently crust.
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| CN110305774A (en) * | 2019-07-02 | 2019-10-08 | 航天凯天环保科技股份有限公司 | A kind of novel waste anaerobic ferment devices |
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| CN106085831B (en) | 2018-03-30 |
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