CN106906125A - A kind of construction method of prefabricated board assembly fermentation tank - Google Patents
A kind of construction method of prefabricated board assembly fermentation tank Download PDFInfo
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- CN106906125A CN106906125A CN201710142285.6A CN201710142285A CN106906125A CN 106906125 A CN106906125 A CN 106906125A CN 201710142285 A CN201710142285 A CN 201710142285A CN 106906125 A CN106906125 A CN 106906125A
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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
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/02—Form or structure of the vessel
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
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Abstract
The present invention relates to a kind of construction method of prefabricated board assembly fermentation tank, it is comprised the following steps, fermentation tank bottom slab concreting；The circumferentially spaced prefabricated board of location and installation first on fermentation tank bottom, and the prefabricated board of location and installation second between two piece of first adjacent prefabricated board, make each first prefabricated board be assembled into the tank skin of closing jointly with each second prefabricated board；Each first prefabricated board and each second prefabricated board are connected by steel strand wires, and tension steel strand, connect as one the first prefabricated board and the second prefabricated board；Seam crossing between each first prefabricated board, the second prefabricated board is sealed, fermentation tank bottom is sealed with the seam crossing of the first prefabricated board and the second prefabricated board；Carry out the two times tensioning of steel strand wires；Tank deck and related Zymolysis Equipment are installed.Fermentation tank of the invention improves the speed of application and operating efficiency of fermentation tank due to being assembled into the tank skin of closing using multiple first prefabricated boards and multiple second prefabricated boards.
Description
Technical field
The present invention relates to a kind of construction method of prefabricated board assembly fermentation tank, belong to Zymolysis Equipment technical field.
Background technology
With developing rapidly for national economy, the production and application of the regeneration green energy is more and more important.Wherein, biogas is weight
One of green energy resource wanted, existing large-sized biogas fermentation tank is generally by the way of the shaping of concrete one-piece casting but this
The mode of construction long construction period (at least needing bimestrial construction period) of fermentation tank, cannot adapt to large-scale production build
Need, easily cause the wasting of resources, and reinforcing bar and template processing are nearby built in order to coordinate the construction of fermentation tank to also need to
Factory, this traditional construction method easily causes the problem of environmental pollution.
The content of the invention
Regarding to the issue above, it is an object of the invention to provide a kind of speed of application is fast and the assembled hair of cost-effective prefabricated board
The construction method of fermentation tank.
To achieve the above object, the present invention provides a kind of construction method of prefabricated board assembly fermentation tank, and it includes following step
Suddenly, 1) fermentation tank bottom slab concreting is carried out in presumptive area；2) the circumferentially spaced location and installation polylith the on fermentation tank bottom
One prefabricated board, and the prefabricated board of location and installation polylith second between two piece of first adjacent prefabricated board, make each first prefabricated board with
Each second prefabricated board is assembled into the tank skin of closing jointly；3) each first prefabricated board and each second prefabricated board are connected by steel strand wires
Connect, and fastening force is circumferentially provided to tank skin by tension steel strand, connect as one the first prefabricated board and the second prefabricated board；4)
Seam crossing between each first prefabricated board, the second prefabricated board is sealed, it is pre- with the first prefabricated board and second to fermentation tank bottom
The seam crossing of making sheet is sealed；5) two times tensioning of steel strand wires is carried out；6) tank deck and related Zymolysis Equipment are installed.
Wherein, in above-mentioned steps 1) in, fermentation tank bottom pours completion by way of concrete is leveled up.
Wherein, in above-mentioned steps 2) in, tank skin is divided into multistage carries out assembly, and the head and the tail of every section of tank skin to be first prefabricated
Plate, adjacent both ends tank skin assembling part is the prefabricated board of same first.
Wherein, one piece of first prefabricated board of installation is first accurately positioned on fermentation tank bottom, then the one of the first prefabricated board
The continuous assembly prefabricated board of polylith second in side is simultaneously terminated with one first prefabricated board, completes one section of assembly of tank skin；Then it is pre- from first
The continuous assembly prefabricated board of polylith second of the opposite side of making sheet is simultaneously terminated with one first prefabricated board, completes another section of assembly of tank skin；
Continue each section of tank skin assembled until multistage tank skin to be assemblied into the tank skin of closing.
Wherein, between first prefabricated board and the second prefabricated board of interconnection, and/or, the two second of interconnection are prefabricated
Between plate, Primary Location is carried out by interim steel strand wires.
Wherein, in above-mentioned steps 3) in, steel strand wires are passed through from the inside of the first prefabricated board and the second prefabricated board, and each steel is twisted
The two ends of line pass from the inside of each first prefabricated board and are connected with the first prefabricated board respectively, can be easy to by the end of steel strand wires
Portion carries out tensioning to steel strand wires.
Wherein, in above-mentioned steps 4) in, the joint of fermentation tank bottom and the first prefabricated board and the second prefabricated board is by only
Water bar pastes the sealing that after-pouring concrete completes fermenter base outer rim.
Wherein, in above-mentioned steps 5) in, it is after carrying out two times tensioning to steel strand wires and the two ends of steel strand wires are pre- with each first
Making sheet is fastenedly connected and is sealed.
Wherein, it is necessary to carry out closed-water test to fermentation tank before tank deck and related Zymolysis Equipment is installed.
Wherein, before tank skin assembly is carried out, sealing is smeared in the both sides for being used to connect in the first prefabricated board and the second prefabricated board
Mortar；When tank skin assembly is carried out, auxiliary support bar is set in the inner side of the first prefabricated board and the second prefabricated board.
Due to using above technical scheme, it has advantages below to the present invention：1st, fermentation tank of the invention is due to using more
Individual first prefabricated board and multiple second prefabricated boards are assembled into the tank skin of closing, therefore the outward appearance and inherent quality of fermentation tank are easily entered
Row control, and the speed of application and operating efficiency of fermentation tank are improve by the way of assembly, reduce construction costs.2nd, originally
First prefabricated board and the second prefabricated board of invention using steel strand wires due to being attached fixation, and the end of each steel strand wires connects
On the first prefabricated board, therefore it is easy to carry out tensioning to steel strand wires, improves the resistance to overturning of fermentation tank.3rd, of the invention
One prefabricated board and the second prefabricated board due to processing in advance, therefore can multiple fermentation tanks build simultaneously, shorten construction week
Phase.4th, the first prefabricated board of the invention and the second prefabricated board be due to processing in advance, therefore without near at the construction field (site)
Build reinforcing bar and template processing factory, reduce that construction noise is low, floor space is small, while prefabricated board is prefabricated in precast plant, without
The work such as support branch is taken, reinforcing bar colligation, clear blowing mould plate, concrete are poured into a mould, vibrated are carried out at the scene so that construction quality is carried
It is high.
Above-mentioned general introduction is merely to illustrate that the purpose of book, it is not intended to limited by any way.Except foregoing description
Schematical aspect, implementation method and feature outside, by reference to accompanying drawing and the following detailed description, the present invention is further
Aspect, implementation method and feature would is that what is be readily apparent that.
Brief description of the drawings
In the accompanying drawings, unless specified otherwise herein, otherwise represent same or analogous through multiple accompanying drawing identical references
Part or element.What these accompanying drawings were not necessarily to scale.It should be understood that these accompanying drawings depict only according to the present invention
Disclosed some implementation methods, and should not serve to limit the scope of the present invention.
Fig. 1 is overall flow figure of the invention；
Fig. 2 is the tension sequence figure of itself steel strand wires in prefabricated board of the invention；
Fig. 3 is the cushion block layout drawing on prefabricated board of the invention；
Fig. 4 is the tension sequence figure of steel strand wires in the tank skin of apparatus of the present invention；
Fig. 5 is fermentation tank overall structure diagram of the invention；
Fig. 6 is the top view of tank skin；
Fig. 7 is the structural representation of the first prefabricated board structure of the invention；
Fig. 8 is the structural representation of the second prefabricated board structure of the invention；
Fig. 9 is the top view of Fig. 7；
Figure 10 is the top view of Fig. 8.
Figure 11 is the top view of another first prefabricated board of the present invention；
Figure 12 is the top view of another second prefabricated board of the present invention.
Specific embodiment
Hereinafter, some exemplary embodiments are simply just described.As one skilled in the art will recognize that
Like that, without departing from the spirit or scope of the present invention, described embodiment can be changed by various different modes.
Therefore, accompanying drawing and description is considered essentially illustrative rather than restrictive.
In the description of the invention, unless otherwise indicated, " multiple " is meant that two or more；Term " upper,
Under, left and right, inside and outside, front end, rear end, head, afterbody " etc. instruction orientation or position relationship be based on orientation shown in the drawings
Or position relationship, description simplified description of the invention is for only for ease of, rather than instruction or hint signified device or element
With specific orientation, with specific azimuth configuration and operation, therefore must be not considered as limiting the invention.
As shown in figure 1, the present invention provides a kind of construction method of prefabricated board assembly fermentation tank, it is comprised the following steps, 1)
Fermentation tank bottom slab concreting is carried out in presumptive area；2) location and installation polylith first circumferentially spaced on fermentation tank bottom is prefabricated
Plate, and the prefabricated board of location and installation polylith second between two piece of first adjacent prefabricated board, make each first prefabricated board and each second
Prefabricated board is assembled into the tank skin of closing jointly；3) each first prefabricated board and each second prefabricated board are connected by steel strand wires, and is led to
Cross tension steel strand and circumferentially provide fastening force to tank skin, connect as one the first prefabricated board and the second prefabricated board；4) to each
Seam crossing between one prefabricated board, the second prefabricated board is sealed, to fermentation tank bottom and the first prefabricated board and the second prefabricated board
Seam crossing is sealed；5) two times tensioning of steel strand wires is carried out；6) tank deck and related Zymolysis Equipment are installed.
In above-mentioned steps 1) in, fermentation tank bottom pours completion by way of concrete is leveled up.
In above-mentioned steps 2) in, as shown in fig. 6, tank skin is divided into multistage carries out assembly, and the head and the tail of every section of tank skin are
One prefabricated board, adjacent both ends tank skin assembling part is the prefabricated board of same first.
One piece of first prefabricated board of installation is first accurately positioned on fermentation tank bottom, it is then continuous in the side of the first prefabricated board
The prefabricated board of assembled polylith second is simultaneously terminated with one first prefabricated board, completes one section of assembly of tank skin；Then from the first prefabricated board
The continuous assembly prefabricated board of polylith second of opposite side is simultaneously terminated with one first prefabricated board, completes another section of assembly of tank skin；Continue each
Section tank skin is assembled until multistage tank skin to be assemblied into the tank skin of closing.
It should be noted that the quantity of the first prefabricated board is at least two pieces, the quantity of the second prefabricated board is pre- far more than first
The quantity of making sheet.For example, when the first prefabricated board is 3 pieces, the second prefabricated board is preferably 65 pieces, the main work of the first prefabricated board
With being to fix steel strand wires, and steel strand wires are made to be easy to tensioning.
In order that the assembly of tank skin is more accurate and convenient, can the first prefabricated board of interconnection and the second prefabricated board it
Between, and/or, between two second prefabricated boards of interconnection, Primary Location can be carried out by interim steel strand wires.
In above-mentioned steps 3) in, steel strand wires are passed through from the inside of the first prefabricated board and the second prefabricated board, and each steel strand wires
Two ends pass from the inside of each first prefabricated board and are connected with the first prefabricated board respectively, can be easy to by the end pair of steel strand wires
Steel strand wires carry out tensioning.
In above-mentioned steps 4) in, the joint of fermentation tank bottom and the first prefabricated board and the second prefabricated board is viscous by sealing rod
Patch after-pouring concrete completes the sealing of fermenter base outer rim.
In above-mentioned steps 5) in, after carrying out two times tensioning to steel strand wires, and by the two ends of steel strand wires and each first prefabricated board
It is fastenedly connected and is sealed.
, it is necessary to carry out closed-water test to fermentation tank before tank deck and related Zymolysis Equipment is installed.
Before tank skin assembly is carried out, seal sand slurry is smeared in the both sides for being used to connect in the first prefabricated board and the second prefabricated board；
When tank skin assembly is carried out, auxiliary support bar is set in the inner side of the first prefabricated board and the second prefabricated board.
Technique effect of the invention is illustrated below by a specific embodiment.
In the present embodiment, the preparation of fermentation tank and assembled process are as follows：
1st, in the present embodiment, the first prefabricated board and the second prefabricated board are and are prepared in advance before fermentation tank assembly
, the manufacturing process of the first prefabricated board and the second prefabricated board is following (if following without specified otherwise, mentioned prefabricated board
400 is the general designation of the first prefabricated board and the second prefabricated board, the first prefabricated board and the second prefabricated board is not made a distinction)：
1) die size according to prefabricated board 400 excavates tensioning and lifts foundation ditch (precast pedestal), is laid after the completion of excavation of foundation pit
Reinforcing bar, then pours C45 concrete；
2) eliminated rust after mould is shown up, repaired etc. and being checked work；
3) mould is opened, brushing releasing agent, gets togather mould after brushing uniformly, fixing bolt is tightened, in mould seam crossing
Accomplish fluently fluid sealant；
4) according to two reinforcement installation PE pipes of placement at drawing requirement mold groove (noticing that PE pipes can not be stained with releasing agent)
Major part zinc bar is placed at the convex place of mould, and recess places microcephaly's zinc bar, is fixed with the plate of built-in fitting after zinc bar installation with reinforcing bar
According to drawing requirement position placing embedded parts steel strand 401, the two ends of steel strand wires 401 are laid anchorage steel strand tension and place reinforcing bar
Mesh sheet reinforced mesh is firmly installed demoulding Heave Here, sealing rod mould installion prefabricated board top and is risen with PE pipes, the colligation of steel strand wires 401
Suspension centre reinforcement and mould；
5) pre-tensioning system tension steel strand
As shown in Fig. 2 numbered in the tension sequence such as figure of the steel strand wires 401 of prefabricated board 400 1. -2. -3. -4. -5. -6. -
7.-order 8. and position carry out tensioning successively, and the controling power 52.5KN of tensioning is stretched to proof stress successively in order first
30%, oil meter display reading 3.1Mpa, hold lotus 3min；Then the 100% of proof stress, oil meter are stretched to successively in order again
Display reading 11.6Mpa, holds lotus 3min.
6) casting concrete, concrete uses C45P6 commerical ready-mixed concretes, cobble-stone diameter 5-25mm, divergence requirement 550-
600mm, is vibrated uniformly during concreting using vibrating spear, is then vibrated using vibration board, after pouring completion 1.5 hours
First time polishing is carried out using polishing machine, the big zinc bar in the convex place of mould is extracted, 0.5 as a child carries out second polishing, extracts mould
The small zinc bar of recess.
7) steam curing is carried out after second polishing, steam curing temperature is 12 hours no more than 55 ° of steam-cured times.
8) concrete strength cuts off steel strand wires after reaching design requirement intensity 75%, i.e. 34Mpa, removes top Heave Here mould
Tool, the demoulding.
9) prefabricated board 400 puts storage according to drawing requirement after the demoulding, and prefabricated board 400 at most puts 6 layers, each layer during storage
Between isolated (as shown in Figure 3) by lumps of wood cushion block 402, every layer is at least put three pieces of lumps of wood cushion blocks 402, in prefabricated board
400 wherein one end is spaced in the width direction puts two pieces, is put on the other end center line along its length of prefabricated board 400
Put one piece.
10) can be transported after reaching design requirement intensity 100%, i.e. 45Mpa.
2nd, fermentation tank bottom slab concreting process
Silty clay is excavated in the range of 300 below fermentation tank bottom bottom surface, is backfilling and compacted using 37 lime earth, compacting factor
Not less than 0.95.Change and fill out grey soil bearing capacity >=120kPa.Bottom cushion uses C15 plain concretes.After the completion of cushion construction according to
Drawing requirement lays reinforcing bar, and post, the concrete protective thickness 30mm of beam steel, base plate bottom surface concrete cover to reinforcement are thick
40mm.The elongated muscle of beam be connected by mechanically connect.Fermentation tank bottom uses C30P6 concrete cast-in-situs, coagulation during construction of bottom plates
Soil needs continuous placing, must not interrupt.Concreting speed≤20m3/ h, single base plate need to be completed in one day.
3rd, prefabricated board fermentation tank is assembled
3.1 preparations of construction
1) unit in charge of construction should be according to trick, tender documents, construction contract, design document and relevant specification, and incorporation engineering is applied
Work feature, catches key link and implements Main Construction Technique measure, and Design of Construction Organization is formulated and submitted in time.
2) unit in charge of construction should be according to prefabricated board weight and assembling process, and selected crane, template, lift, jack etc. set
It is standby.
3) debugging to crane, use etc. and should work out safety special project Design of Construction Organization, and it is emergent pre- to formulate emergency case
Case.
3.2 surveying setting-outs
1) center of circle is set according to drawing requirement, 68 pieces of prefabricated boards 400 is released with 5.29 ° of Equal rounds in circle centre position theodolite
Cross mark is done in sideline, 16.379 meters of each edge line-spacing center of circle, is cushion block inner side edge at the 3cm of mark outside.Cushion block be 6cm ×
3cm PE cushion blocks.
2) after cushion block is put in place, elevation at survey crew's measurement cushion block takes peak leveling.
3.3 equipment are in place
1) in order of numbers of prefabricated board 400 is placed on fermentation tank center before prefabricated board 400 is assembled, it is prefabricated by last 4 pieces
Plate 400 is positioned over fermentation tank outside.Crane enters lifting position, and the radius of clean-up have to be larger than 1/3 tank body.
2) hoistable platform, threading apparatus, temporary steel Wire twisting frame, steel strand wires frame are put in fermentation tank outside in order.
3.4 stirring mortars
Mortar is mixed by mortar and 107 emulsions, and match ratio is 4:1 i.e. 1 bag mortar matches somebody with somebody 1 bottle of 107 emulsion, and stirring is equal
Even, in plate groove uniform application mortar before prefabricated board lifting, thickness is 1cm.Must be used in 24 hours after applying mortar.
3.5 prefabricated boards are lifted and installed
1) support bar locking-type plug is installed on the side wall of prefabricated board 400.
2) survey crew is with the adjacent two pieces of cushion block levelness of horizon rule repetition measurement, leveling.
3) prefabricated board 400 is hung and is lifted using two point, aerial Hui Zhi.Rings center and prefabricated board 400 must be made during lifting
Center of gravity coincides, it is ensured that lifting balance.
4) support bar is installed, support bar top is fixed with latch, bottom punching is screwed.Support bar is installed
Afterwards, prefabricated board top suspension hook is extractd, prefabricated board perpendicularity is adjusted.
5) first piece of first prefabricated board lays threading apparatus after being installed in place, afterwards in lower section after every piece of prefabricated board lifting in place
Interim steel strand wires are penetrated at 6th hole, interim steel strand wires are only used for jack fastening two boards seam crossing.Removed after the completion of fastening
The mortar that seam crossing overflows.Interim steel strand wires are exited after the completion of the assembly of 1/3 tank skin.
6) 1/3 tank skin prefabricated board 400 is completed daily to install, i.e., from the first prefabricated board to the first prefabricated board, complete tank within three days
Wall integral assembling.
7) every time after 1/3 tank skin installation, 24 steel strand wires 3 are penetrated according to drawing requirement, anchor is placed in the both sides of steel strand wires 3
Tool, intermediate plate, are fastened using hydraulic jack, and jack is fastened after can not rocking and completed.
8) after the completion of tank skin assembly, using mortar to jointing at the plate stitch of tank skin inner side, jointing is answered full uniform.
3.6 steel strand tensions
Prefabricated board installation carries out the tensioning of steel strand wires 3 after 7 days, the tension sequence of steel strand wires 3 is as shown in the label of Fig. 4.
The numbering of the first prefabricated board is A-B-C ....
2) tension control values oil meter reading is 19.5Mpa when just opening, the order according to A1-B1-C1-C2-B2-A2 ...
Draw, the tensioning of Next Serial Number steel strand wires 3 can be just carried out after the completion of the face tensioning of ABC tri- of each same numbering.
3) 24 steel strand wires 3 carry out opening eventually after the completion of just opening, and a tension control values oil meter reading is 39Mpa eventually.Open eventually and divide
For two steps are carried out, 12 steel strand wires 3 of numbering 1-12 are carried out whole in sequence after the completion of just opening.
4) carry out second coagulation soil after the completion of 12 whole of steel strand wires 3 to pour, second coagulation soil pours completion and two days later will
Remaining 12 steel strand wires 3 are opened eventually.
3.7 fermentation tank junctions seal
3.7.1, formwork is set
1) survey crew's given center line and elevation, when and elevation inadequate to width does not meet design requirement, finishing, treats in time
Construction subdivisional work in bottom is carried out after acceptance(check).
2) template uses wooden template.Template should be cleaned out carefully and brush releasing agent before.
3) during model sheetinstallat, according to surveyed on bed course set sideline, curved wall position install spacer bar, and survey set height
Journey.Template carries out branch and takes correction in strict accordance with control reinforcing bar.
4) seam crossing of template wants closely knit not spillage, can be clogged with double faced adhesive tape.
5) template must be propped up and taken firmly, and hanging wire straightening suitable for reading glues base concrete top surface high with adhesive plaster.
3.7.2 sealing rod sealing
Sealing rod must be put in place, with prefabricated board 400 and fermentation tank base firm pasting
3.7.3 concreting
1) before casting concrete, first template should be carried out an acceptance inspection, the debris in template should be cleaned out, to template
Gap and hole be should give stifled tight.
2) pour using C30P6 commerical ready-mixed concretes.Cobble-stone diameter is less than 10mm.Segregation phenomenon can not occur in pouring.
3.8 sealing off and covering anchorages
Unnecessary steel strand wires 3 are cut off, will be blocked with mortar at anchorage hole and the top suspension hook of prefabricated board 400.
4th, closed-water test
Fermentation tank is secondary pour after the completion of, the secondary seal for pouring is detected, in fermentation tank place 50cm it is high
Water, check the secondary concrete for pouring whether there is Seepage after 48 hours, ne-leakage phenomenon is qualified, there is the use of Seepage
Fluid sealant is processed leaking out seam, until qualified.
The 5th, tank deck and related Zymolysis Equipment are installed.
Zymolysis Equipment includes：Feed pipe, blow-down pipe, overflow pipe, agitator, heating coil, circulator, insulation material etc..
The structure of the fermentation tank being made up of the above method in the present invention is as follows：
As shown in Figure 5, Figure 6, prefabricated board assembly fermentation tank, including tank skin 100, the tank deck for being arranged on the top of tank skin 100
200 and it is arranged on the tank bottom 300 of the bottom of tank skin 100；Wherein, tank skin 100 includes some prefabricated boards 400, and prefabricated board 400 is wrapped
Include the first prefabricated board of polylith 1, the second prefabricated board of polylith 2 and many steel strand wires 3；Each first prefabricated board 1 circumferentially cloth at equal intervals
Put, each second prefabricated board 2 is arranged between each first prefabricated board 1, and each second prefabricated board between two first prefabricated boards 1
2 head and the tail are sequentially connected, and are assembled into the tank skin 100 of closing jointly with the first prefabricated board 1；Each steel strand wires 3 run through the first prefabricated board 1
With the second prefabricated board 2, and the first prefabricated board 1 and the second prefabricated board 2 are connected as one.
Further, such as Fig. 7, as shown in figure 8, the first prefabricated board 1 and the second prefabricated board 2 can be in circular arc using section
Sheet material, makes the tank skin 100 being assembled into jointly by the first prefabricated board 1 and the second prefabricated board 2 annular in shape.
It should be noted that the cross sectional shape of the first prefabricated board 1 and the second prefabricated board 2 can be adapted to according to need of work
Property conversion, however it is not limited to the planform that above description is limited, can also be using the interior of the first prefabricated board 1 and the second prefabricated board 2
Side is circular arc, and lateral surface is arbitrary shape；The cross section of the first prefabricated board 1 and the second prefabricated board 2 is " L " type；First is pre-
The prefabricated board 2 of making sheet 1 and second is flat board etc.；Meanwhile, the tank skin 100 that the first prefabricated board 1 and the second prefabricated board 2 are assembled into
Shape is also not limited to the planform that above description is limited, and the section in the space being assembled into for polygon or can also not advise
Then shape.
For example as shown in Figure 11,12, the first prefabricated board 1 and the second prefabricated board 2 are slab construction, and for the ease of
Splice between one prefabricated board 1 and the second prefabricated board 2 and position, a side of the first prefabricated board 1 can be set to the arc of strip
Raised 11, another side is set to groove 12, and a side of the second prefabricated board 2 is set to the arc convex 21 of strip, another
Side is set to groove 22, and arc convex 21 can be in mating connection with groove 12,22, and arc convex 11 can match with groove 22
Connection is closed, the shape of the tank skin 100 that the first prefabricated board 1 and the second prefabricated board 2 are surrounded can be pre- with second according to the first prefabricated board 1
The connection angle of making sheet 2 is changed, so as to adjust the shape of tank skin 100.
For the ease of the installation and fixation of steel strand wires 3, as shown in fig. 7, can integrally be set on the lateral wall of the first prefabricated board 1
The fixed part 4 of a protrusion is put, the both sides of fixed part 4 offer multiple mounting holes 41 respectively, and mounting hole 41 is used to fix steel strand wires
3.Wherein, the number of mounting hole 41 is corresponding with steel strand wires 3 with position.
It should be noted that fixed part 4 can be arbitrary structures, as long as guarantee is with symmetrical and regular side
Can, that is, meet opening up for mounting hole 41.
As shown in Figure 7, Figure 8, each steel strand wires 3 run through each first prefabricated board 1 and each second prefabricated board along the circumference of tank skin 100
2 inside, and the two ends of each steel strand wires 3 stretch out from each first prefabricated board 1 and are plugged on the corresponding mounting hole of fixed part 4 respectively
In 41, and it is fastenedly connected with mounting hole 41, to prevent steel strand wires 3 from moving, causing the shape of tank skin 100 cannot ensure.
For the ease of the installation of steel strand wires 3, can the inside of the first prefabricated board 1 and the second prefabricated board 2 offer for
Wear the passage 5 of the insertion of steel strand wires 3；Wherein, the passage 5 on the first prefabricated board 1 is connected with the mounting hole 41 of fixed part 4,
The two ends of steel strand wires 3 is stretched out from the first prefabricated board 1, be easy to the fixation at the two ends of steel strand wires 3.
As shown in figure 5, for the ease of the collection and storage of the gas of generation in fermentation tank, tank deck 200 can use air bag machine
Structure, the interior accommodating space in order to make tank body can relative adjustment.
Further, airbag structure is using double film air storage bags, including is connected with the prefabricated board 2 of each first prefabricated board 1 and second
Interior air storage bag 6, and be covered in the outside of interior air storage bag 6 and the outer protection being connected with the prefabricated board 2 of each first prefabricated board 1 and second
Film 7.
The inner side of tank skin 100 is provided with heating coil 8 and agitating device 9, the outside of tank skin 100 is provided with thermal insulating material
Material (not shown).Fermentation tank also includes the feed pipe, blow-down pipe, overflow pipe and the circulator 10 that are connected with tank skin 100.
Manhole, extra exit and observation window (not shown) are offered on one prefabricated board 1 and/or the second prefabricated board 2.
The present apparatus operationally, first by feed pipe to being passed through fermentation raw material in tank body, and by 9 pairs of hairs of agitating device
Ferment raw material is stirred, and hair jelly raw material is heated by heating coil 8, meanwhile, in order that the fermentation raw material hair in tank body
Ferment is more uniform, also fermentation raw material can be circulated into reciprocal suction by circulator 10.
The construction method and fermentor device of fermentation tank of the present invention can be applied to various cast-type methane-generating pits, sewage disposal
In the engineerings such as pond, fire cistern, and the present apparatus can also be used separately as the tank body of storage material, such as silo or storing
Tank is used.It should be noted that when needing to be operated with large-scale confined space environment in the prior art, can be used this to fill
Put realization.
The above, specific embodiment only of the invention, but protection scope of the present invention is not limited thereto, and it is any
Those familiar with the art the invention discloses technical scope in, its various change or replacement can be readily occurred in,
These should all be included within the scope of the present invention.Therefore, protection scope of the present invention should be with the guarantor of the claim
Shield scope is defined.
Claims (10)
1. the construction method of a kind of prefabricated board assembly fermentation tank, it is comprised the following steps,
1) fermentation tank bottom slab concreting is carried out in presumptive area；
2) the circumferentially spaced prefabricated board of location and installation polylith first on fermentation tank bottom, and it is pre- at adjacent two piece first
The prefabricated board of location and installation polylith second between making sheet, makes each first prefabricated board be assembled into the tank of closing jointly with each second prefabricated board
Wall；
3) each first prefabricated board and each second prefabricated board are connected by steel strand wires, and tank skin is circumferentially carried by tension steel strand
For fastening force, connect as one the first prefabricated board and the second prefabricated board；
4) seam crossing between each first prefabricated board, the second prefabricated board is sealed, to fermentation tank bottom and the first prefabricated board and
The seam crossing of the second prefabricated board is sealed；
5) two times tensioning of steel strand wires is carried out；
6) tank deck and related Zymolysis Equipment are installed.
2. the construction method of prefabricated board as claimed in claim 1 assembly fermentation tank, it is characterised in that in above-mentioned steps 1) in,
Fermentation tank bottom pours completion by way of concrete is leveled up.
3. the construction method of prefabricated board as claimed in claim 1 assembly fermentation tank, it is characterised in that in above-mentioned steps 2) in,
Tank skin is divided into multistage carries out assembly, and the head and the tail of every section of tank skin are the first prefabricated board, and adjacent both ends tank skin assembling part is same
The prefabricated board of block first.
4. the construction method of prefabricated board as claimed in claim 2 assembly fermentation tank, it is characterised in that on fermentation tank bottom first
Be accurately positioned one piece of first prefabricated board of installation, then the first prefabricated board the continuous assembly prefabricated board of polylith second in side and with one
First prefabricated board terminates, and completes one section of assembly of tank skin；Then the continuous assembly polylith second of opposite side from the first prefabricated board is pre-
Making sheet is simultaneously terminated with one first prefabricated board, completes another section of assembly of tank skin；Continue each section of tank skin assembled until by multistage tank skin
It is assemblied into the tank skin of closing.
5. the construction method of prefabricated board as claimed in claim 4 assembly fermentation tank, it is characterised in that the first of interconnection is pre-
Between making sheet and the second prefabricated board, and/or, between two second prefabricated boards of interconnection, carried out tentatively by interim steel strand wires
Positioning.
6. the construction method of prefabricated board as claimed in claim 1 assembly fermentation tank, it is characterised in that in above-mentioned steps 3) in,
Steel strand wires are passed through from the inside of the first prefabricated board and the second prefabricated board, and each steel strand wires two ends respectively from each first prefabricated board
Inside passes and is connected with the first prefabricated board, can be easy to carry out tensioning to steel strand wires by the end of steel strand wires.
7. the construction method of prefabricated board as claimed in claim 1 assembly fermentation tank, it is characterised in that in above-mentioned steps 4) in,
After-pouring concrete is pasted by sealing rod and completes fermentation in the joint of fermentation tank bottom and the first prefabricated board and the second prefabricated board
The sealing of pot bottom outer rim.
8. the construction method of prefabricated board as claimed in claim 1 assembly fermentation tank, it is characterised in that in above-mentioned steps 5) in,
After carrying out two times tensioning to steel strand wires, and the two ends of steel strand wires are fastenedly connected and are sealed with each first prefabricated board.
9. the construction method of prefabricated board as claimed in claim 1 assembly fermentation tank, it is characterised in that installing tank deck and correlation
, it is necessary to carry out closed-water test to fermentation tank before Zymolysis Equipment.
10. the construction method of prefabricated board as claimed in claim 1 assembly fermentation tank, it is characterised in that assembled tank skin is being carried out
Before, seal sand slurry is smeared in the both sides for being used to connect in the first prefabricated board and the second prefabricated board；When tank skin assembly is carried out, first
The inner side of prefabricated board and the second prefabricated board sets auxiliary support bar.
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| CN201710142285.6A CN106906125B (en) | 2017-03-10 | 2017-03-10 | A kind of construction method of prefabricated board assembly fermentor |
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| CN106906125B (en) | 2019-08-09 |
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