CN106013913A - Slot type inward-coated steel plate prefabricated circular underground granary - Google Patents
Slot type inward-coated steel plate prefabricated circular underground granary Download PDFInfo
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- CN106013913A CN106013913A CN201610526907.0A CN201610526907A CN106013913A CN 106013913 A CN106013913 A CN 106013913A CN 201610526907 A CN201610526907 A CN 201610526907A CN 106013913 A CN106013913 A CN 106013913A
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- bulkhead plate
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- prefabricated bulkhead
- granary
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H7/00—Construction or assembling of bulk storage containers employing civil engineering techniques in situ or off the site
- E04H7/22—Containers for fluent solids, e.g. silos, bunkers; Supports therefor
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H7/00—Construction or assembling of bulk storage containers employing civil engineering techniques in situ or off the site
- E04H7/22—Containers for fluent solids, e.g. silos, bunkers; Supports therefor
- E04H7/24—Constructions, with or without perforated walls, depending on the use of specified materials
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H7/00—Construction or assembling of bulk storage containers employing civil engineering techniques in situ or off the site
- E04H7/22—Containers for fluent solids, e.g. silos, bunkers; Supports therefor
- E04H2007/225—Silos with retaining wall type wall elements, e.g. trench silos
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/51—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture specially adapted for storing agricultural or horticultural products
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The invention discloses a prefabricated underground granary. The prefabricated underground granary comprises a granary bottom, prefabricated granary wall plates, a granary top and multifunctional columns, wherein each granary wall plate is an arc-shaped prefabricated plate block; a connecting device is arranged at the periphery of each granary wall plate; each granary wall plate can be connected with an adjacent granary wall plate and the corresponding multifunctional column through the connecting device; the granary wall is positioned by the multifunctional columns; the depth, anchoring into soil, of the multifunctional columns, is greater than the depth of the granary bottom; the multifunctional columns serve as main stress members for bearing soil pressure and grain side pressure, and resisting buoyancy. The prefabricated underground granary is characterized in that the inner sides, left end parts and right end parts of the prefabricated granary wall plates are coated with the steel plates; a convex trapezoidal or semielliptical plug is arranged at the left end of each prefabricated granary wall plate; a concave trapezoidal or semielliptical inserting slot is formed in the right end of each prefabricated granary wall plate; each multifunctional column is divided into several sections from top to bottom; a first-layer granary wall plate is arranged at the inner sides of first sections on the uppermost layers of the multifunctional columns; a second-layer granary wall plate is arranged at the inner sides of second sections of the multifunctional columns; by adoption of the similar setting mode, the lowermost-layer granary wall plate is arranged, thereby forming a circular assembled underground granary structure.
Description
Technical field
The present invention relates to underground granary technical field, be specifically related to the prefabricated assembled circular underground granary of steel plated in a kind of insertion slot type.
Background technology
Underground granary is built under shallow layer surface, long-term low-temperature grain-storage, keeps grain quality, suppression insect pest to occur, it is to avoid to use
Toxic agents is fumigated, and resists corollary failure and the dual-purpose many merits that waits of drawing, and many experts are consistent with scholar thinks that rationally popularization should
With underground grain storehouse new system and new technique, it is possible to realize low-temperature environment-friendly, energy-conservation save land, detraction of guaranteeing the quality, ecological grain storage.
The existing underground granary of China is typically at the relatively low general loess of level of ground water be suitable for being stained with property area, such as cave dwelling storehouse, loudspeaker
Storehouse, double curvature arch storehouse, semi-underground bin, shape loudspeaker storehouse, hole；The most built underground bin mostly is brickwork construction, and capacity is little, takes up an area face
Long-pending big, mechanization degree is low.
In order to build be useful in that level of ground water is higher, complex geological condition region can the Novel underground silo of popularization and application, some states
Family's patent and document it is also proposed circular grain bin, and the large space Underground Rectangular that cylinder, semicircular cylinder surround, combined type underground bin is enclosed in stake
On storehouse type, but the popularization and application of above-mentioned new storehouse type, there is also some problem demanding prompt solutions, such as: (1) underground grain storehouse has
There is high standard requirement waterproof, moistureproof.Guarantee that warehouse is water-tight in service life, do not seep water；The web material used is the most aging,
Working procedure is complicated, and difficulty is big, construction quality problem easily occurs.(2) the wet trade environment long construction period of deep basal pit.Base
Hole excavation, after precipitation, storehouse base plate is cast-in-place, bulkhead slding form operation needs carry out in wet trade environmental condition for a long time, labor intensity greatly,
Long construction period, construction cost is high.(3) pattern foundation pit supporting structure is costly.For such deep basal pit, " piling bar+waist rail+water shutoff steel plate "
Pattern foundation pit supporting structure is relatively inexpensive mode, but expense accounts for the 25-30% of civil engineering construction cost, and construction cost is higher.
A kind of underground granary of the disclosure of the invention of Application No. CN200910207155.1, including at the bottom of Cang Ding, bulkhead and storehouse, this storehouse
Wall Covered with Angles, steel plate also can be connected formation combination by bulkhead separately as waterproof, the damp-proof layer of bulkhead with steel plate steel beam column
The bulkhead of structure comes waterproof, moistureproof.Underground granary bulkhead be shaped as linear or shaped form, as cylindrical shape, square tube shape, half
Circular bulkhead etc..This invention solves the waterproof and dampproof problem of storehouse base plate by encased steel plate.Simultaneously when constructing at the bottom of storehouse,
Steel plate, as template, accelerates speed of application, reduces construction cost, but its construction is constructed for cast in situs, and this construction party
The deficiencies such as method needs to carry out excavation of foundation pit, so there is integral constructing cost high, long construction period.
A kind of underground granary of the disclosure of the invention of Application No. CN200910207154.7, including at the bottom of Cang Ding, bulkhead and storehouse, this storehouse
Wall is divided into inner and outer wall, uses connector to be linked to be entirety between inwall and outer wall, forms cavity between inwall and outer wall, described
Cavity is used for detection and the reparation that underground granary leaks, and ventilates for underground granary and the detection of grain feelings.This invention silo is also required to
, there is the deficiencies such as construction trouble, construction cost height, long construction period in excavation of foundation pit.
Prefabricated construction is one of effective way realizing building structure industrialization and building energy conservation joint row, for a long time, mixed
Solidifying civil engineering builds the main traditional work mode using site operation, and industrialization degree is low, water consumption, energy consumption, artificial rubbish, sewage
Discharge capacity is big, does not meets the Sustainable development policies of national energy-saving and environmental protection.Use fabricated construction, can be with prefabrication, existing
Field assembling, it is achieved building structure industrialization, can be effectively improved material in building energy conservation and the efficiency of structural behaviour, saving simultaneously
The energy and resource, reduce building waste and the harmful effect of environment, reduce construction site restriction etc..Therefore, in order to provide a kind of
" fast, good, save " underground grain storage new storehouse type, researching and developing prefabricated assembled Novel underground storehouse has become required.
Summary of the invention
It is an object of the invention to provide steel plated prefabricated assembled shape underground granary in a kind of insertion slot type, this prefabricated assembled underground
The interior steel plated of silo can replace waterproof roll, has the most waterproof, anti-seepage effect and comprehensive benefit；Prefabricated bulkhead plate can be
Prefabricated components factory normalization produces, and processing and manufacturing quality can effectively control and energy-conserving and environment-protective, Prefabricated Assembling, machine
Tool installation, can crossed construction, shorten the construction period.It addition, prefabricated warehouse structure can save as foundation pit supporting system
About pattern foundation pit supporting structure cost, reduces construction investment.
The solution of the present invention is: a kind of prefabricated assembled underground granary, including at the bottom of storehouse, prefabricated bulkhead plate, Cang Ding, many merits
Energy post, described bulkhead plate is arc prefabricated chunk, and periphery has attachment means, can be with adjacent bulkhead by attachment means bulkhead plate
Plate, multiple function are attached；Bulkhead is positioned by described multiple function, and it anchors into the degree of depth in soil and is more than the degree of depth at the bottom of storehouse,
It is subject to soil pressure, grain lateral pressure and the main bearing member of opposing buoyancy；It is characterized in that: inside described prefabricated bulkhead plate
All being surrounded by steel plate with left and right end, and left end is provided with that male is trapezoidal or semiellipse type plug, it is trapezoidal or half ellipse that right-hand member is provided with female
Round slot；Multiple function is divided into several sections from top to bottom, is provided with ground floor bulkhead plate, in second segment inside the first paragraph of the superiors
Side is provided with second layer bulkhead plate, with above-mentioned similar set-up mode, until bottom one layer of bulkhead plate, forms circular assembled ground
Lower barn structure.
Inventive feature also resides in described prefabricated bulkhead plate multiple function and uses steel column or be provided with the concrete of steel embedded part, many merits
Location steel beam column can be provided with by post.Multiple function uses steel column or is provided with steel embedded part adjacent bulkhead plate can be made convenient with multiple function
Weld；The location steel beam column of multiple function can position accurately when prefabricated bulkhead plate is installed, simultaneously in prefabricated storehouse
Wallboard welds premise for fixation with multiple function.
It is concordant that inventive feature also resides in described prefabricated bulkhead plate hoop level, and the male of every block of prefabricated bulkhead plate is trapezoidal or half ellipse
Round plug inserts that contiguous prefabricated bulkhead plate female is trapezoidal or in semiellipse type slot；Every block of prefabricated bulkhead plate welds with multiple function
Connecting, the perps inside contiguous prefabricated bulkhead plate directly uses butt welding connect and/or be welded to connect with junction steel plate.First, will
Weld with multiple function or reinforcing prop outside the left and right end of first block of prefabricated bulkhead plate, then, by bulkhead plate contiguous prefabricated on the right side of it
Left end male is trapezoidal or semiellipse type plug inserts that the female of adjacent bulkhead plate is trapezoidal or in semiellipse type slot and be welded to connect,
Right-hand member female is trapezoidal or semiellipse type slot welds with multiple function or reinforcing prop, installs successively according to above-mentioned welding method,
Until completing the installation of this layer of prefabricated bulkhead plate.Prefabricated bulkhead and multiple function or reinforcing prop the most not only can be made to form overall knot
The common stress of structure, and can make prefabricated bulkhead by be welded on hoop formed one close entirety be effectively carried out waterproof,
Moistureproof, antiseepage；It addition, the connected mode of contiguous prefabricated bulkhead plate insertion slot type makes joint form and construction simpler, thus add
Fast speed of application, is greatly shortened construction period.
Inventive feature also resides in the concrete slab that described prefabricated bulkhead plate is inner side steel plate and outside and is combined into the structure of entirety,
Inner side steel plate uses holdfast to be connected with outside concrete, and the upper and lower side at bulkhead plate is provided with L-shaped cornerite.So, prefabricated bulkhead plate
Encased steel plate can replace waterproof roll and bulkhead outer reinforcement, has the most waterproof, anti-seepage effect and comprehensive benefit；Steel plate with
Concrete uses holdfast to connect and forms steel plate concrete combinative structure prefabricated bulkhead plate, and it not only decreases the numerous of bulkhead reinforcing bar binding
Heavy industry is made, and saves bulkhead Production Time, reduces labor cost, and reduces for pouring ordinary reinforced concrete knot
Quantity that structure is template used and expense；It addition, prefabricated bulkhead plate can produce in prefabricated components factory normalization, processing and manufacturing quality
Can effectively control and energy-conserving and environment-protective, Prefabricated Assembling, mechanization installation, can crossed construction, shorten construction work
Phase；Finally, combinative structure prefabricated bulkhead plate has the advantages such as bearing capacity is high, cracking resistance is good, energy dissipation capacity is strong, ductility is good.
Upper and lower side at bulkhead plate is provided with L-shaped cornerite, facilitates bulkhead plate and surrounding contiguous prefabricated bulkhead plate and multiple function or reinforcing prop to enter
Row is welded to connect.
It is concordant that inventive feature also resides in the vertical outside of described prefabricated bulkhead plate, neighbouring prefabricated storehouse wall panels end inside and outside two
Side is all welded to connect with junction steel plate；Pour in the cavity that contiguous prefabricated bulkhead plate and junction steel plate surround and prefabricated bulkhead plate phase
With or the water-proof concrete of high strongest grade.Soil pressure outside the underground bin big grain in the inner lateral pressure to bulkhead,
So when bulkhead structure designs, during hole capital after selling all securities, underground bin is worst by the force status of soil pressure, and actually along storehouse
The pressure of bulkhead is gradually increased by the wall soil body from top to bottom, and therefore, the thickness of every layer of prefabricated bulkhead plate should be special according to bulkhead stress
Point carries out variable cross-section design could be more reasonable, and bulkhead expenditure of construction could be more economical.The vertical outside of prefabricated bulkhead plate is concordant, both
Every layer of prefabricated bulkhead plate can be made to be easier to multiple function and weld and position, inner side can also be adjusted according to actual loading situation
Whole meet rational variable cross-section design requirement.The inside and outside both sides of wall panels end, neighbouring prefabricated storehouse are all with junction steel plate welding even
Connecing, and pour water-proof concrete between them, the structure design that so on the one hand can meet neighbouring precoated plate connection node is wanted
Ask, the reliable waterproof measure in waterproof offer two road that the most inside and outside steel plate is bulkhead lap-joint.
It is concordant that inventive feature also resides in the vertical outside of described prefabricated bulkhead plate, the horizontal joint inside neighbouring prefabricated bulkhead plate
Butt welding is directly used to connect and/or be welded to connect with junction steel plate.So, the docking of neighbouring prefabricated bulkhead plate tip inside
Weldering and/or junction steel plate make levels prefabricated bulkhead plate form an overall structure, and the steel plate on bulkhead forms one vertical simultaneously
The waterproof measure closed.
Inventive feature also resides in the concrete slab that described prefabricated bulkhead plate is inner side steel plate and outside and is combined into the structure of entirety,
Inner side steel plate and outside concrete use holdfast to be connected, and upper end is provided with that male is trapezoidal or semiellipse type plug, and it is terraced that lower end is provided with female
Shape or semiellipse type slot.So, the interior steel plated of prefabricated bulkhead plate can replace waterproof roll and bulkhead internal layer reinforcing bar, has relatively
Good waterproof, anti-seepage effect and comprehensive benefit；It is prefabricated that steel plate uses holdfast to be connected formation steel plate concrete combinative structure with concrete
Bulkhead plate, it not only avoids the hard work of bulkhead reinforcing bar binding, saves bulkhead Production Time, reduce labor cost,
And reduce for pouring the template used quantity of ordinary reinforced concrete structure and expense；It addition, prefabricated bulkhead plate can be in advance
Element factory standardized production processed, processing and manufacturing quality can effectively control and energy-conserving and environment-protective, Prefabricated Assembling, machinery
Change installation, can crossed construction, shorten the construction period；Finally, combinative structure prefabricated bulkhead plate has bearing capacity height, cracking resistance
Performance is good, energy dissipation capacity is strong, ductility is good, etc. advantage.It is provided with in bulkhead plate upper end that male is trapezoidal or semiellipse type plug, lower end
It is provided with that female is trapezoidal or semiellipse type slot, facilitates the location of bulkhead plate and surrounding contiguous prefabricated bulkhead plate and be connected.
It is concordant that inventive feature also resides in the vertical outside of described prefabricated bulkhead plate, the male of every piece of prefabricated bulkhead plate lower end trapezoidal or
Semiellipse type plug insert contiguous prefabricated bulkhead plate upper end female is trapezoidal or in semiellipse type slot；Neighbouring prefabricated bulkhead plate
The horizontal joint of inner side directly uses butt welding connect and/or be welded to connect with junction steel plate.The male ladder of every layer of prefabricated bulkhead plate lower end
Shape or semiellipse type plug can be that adjacent lower bulkhead plate provides location and interconnection function, lower floor's bulkhead plate upper end recessed when installing
Formula is trapezoidal or semiellipse type slot can play the relative displacement retraining radial direction, the shearing of opposing node point connection.
Inventive feature also resides in the two-sided steel plate concrete combinative structure of employing, lower steel plate and the coagulation between it on base plate at the bottom of storehouse
Soil uses holdfast to connect.This two-sided combinative structure bulkhead light plate is as the template of storehouse base plate and replaces reinforcing bar, saves bulkhead
Operating expenses, reduces the difficulty of construction of bulkhead, accelerates integral construction speed；Double-layer plate concrete combined structure improves bulkhead
Rigidity and intensity, be effective against soil pressure and pressure, beneficially underground bin and send out to deeper bigger direction, increase
The scope of application of this storehouse type, and it is more beneficial for the waterproof and dampproof problem of silo.
Inventive feature also resides in Cang Ding and uses concrete-armor Plate.So, said structure has given full play to concrete
Resistance to compression and the resistance to tension of steel plate, make large span Hold Ceiling structure stress more reasonable, and steel plate conduct when constructing, can be used
Template, significantly reduces difficulty of construction, also can accelerate speed of application simultaneously.
Inventive feature also resides in multiple function and reinforcing prop and uses section form to be straight line or the open tubular column of curve or solid post.
It is a feature of the present invention that construction method comprises the following steps: (1) requires to be beaten by multiple function in precalculated position according to design
Enter underground certain depth；(2) in multiple function surrounds region, excavate ground floor soil；(3) after excavating ground floor soil,
Ground floor prefabricated bulkhead plate is installed inside multiple function；(4), after installing ground floor prefabricated bulkhead plate, continue down to excavate second
Layer soil；(5) second layer prefabricated bulkhead plate is installed inside multiple function；(6) according to the construction of above-mentioned (4th)-(5) step
Method, installs downwards prefabricated bulkhead plate successively, until position at the bottom of storehouse；(7) storehouse bottom application work is carried out；(8) Cang Ding is finally carried out
Plate and the construction of beam, i.e. complete the overall structure of underground granary.Multiple function be driven underground the degree of depth according to foundation bearing capacity, buoyancy,
Depending on bulkhead soil pressure, grain lateral pressure many factors are comprehensive, when foundation bearing capacity can not meet engine request, the most merits
The vertical pressure that pile is transmitted by silo can be can substitute for by post；It addition, multiple function can also replace uplift pile to resist subsoil water pair
The buoyancy of silo；Prefabricated bulkhead plate can vertically be positioned by multiple function with hoop, it is ensured that prefabricated bulkhead plate every layer vertically hangs down
Directly, hoop forms an annulus, so that stress is more reasonable；After completing multiple function construction, along mark the most from top to bottom
Layer is installed；When installing every layer of prefabricated bulkhead plate, first excavating height and be more than or equal to prefabricated bulkhead plate height, diameter is big
In or equal to the space of warehouse overall diameter, ensure that the soil body does not caves in digging process, pacifies so could to prefabricated bulkhead plate simultaneously
Dress leaves construction space, it is ensured that bulkhead plate construction safety is smoothed out；When cutting depth is below level of ground water, first carry out
Precipitation, then excavates；After installing every layer of prefabricated bulkhead plate, slip casting between bulkhead surrounding soil and prefabricated bulkhead plate,
So, the soil body, slurry and prefabricated bulkhead plate form a closely knit entirety, it is ensured that when excavating next layer soil body, this layer soil body
Do not cave in, thus ensure safety when subsoil excavates.When every layer of prefabricated bulkhead plate hoop is installed, first, prefabricated by first piece
Weld with multiple function outside the left and right end of bulkhead plate, then, by trapezoidal for the left end male of bulkhead plate contiguous prefabricated on the right side of it or half
Ellipse plug insert adjacent bulkhead plate female is trapezoidal or in semiellipse type slot and be welded to connect, right-hand member female is trapezoidal or half ellipse
Round slot welds with multiple function, installs successively according to above-mentioned welding method, until completing the peace of this layer of prefabricated bulkhead plate
Dress.The vertical outside of adjacent upper and lower prefabricated bulkhead plate is concordant, and its connected mode is as follows: (1) is when prefabricated bulkhead plate top, have below
During U-shaped or L-type cornerite, the inside and outside both sides of wall panels end, neighbouring prefabricated storehouse are all welded to connect with junction steel plate；Adjacent pre-
The water-proof concrete of identical with prefabricated bulkhead plate or high strongest grade is poured with junction steel plate in the cavity that bulkhead plate processed surrounds.
(2) when prefabricated bulkhead plate top, below without steel plate cornerite time, it is right that the horizontal joint inside neighbouring prefabricated bulkhead plate directly uses
Connect weldering connect and/or be welded to connect with junction steel plate.(3) when prefabricated bulkhead plate lower end is provided with, male is trapezoidal or semiellipse type plug,
Upper end is provided with that female is trapezoidal or during semiellipse type slot, and the male of every piece of prefabricated bulkhead plate lower end is trapezoidal or semiellipse type plug inserts
The female of contiguous prefabricated bulkhead plate upper end is trapezoidal or in semiellipse type slot；Horizontal joint inside neighbouring prefabricated bulkhead plate is direct
Butt welding is used to connect and/or be welded to connect with junction steel plate.By above-mentioned construction method, the excavation soil body and installation the most successively
Prefabricated bulkhead plate, the cylinder warehouse structure of every layer of bulkhead plate formation can be as foundation pit supporting system, so, well by silo storehouse
Body structure unites two into one with foundation pit supporting system, has not only saved and has individually carried out the cost that pattern foundation pit supporting structure is brought, has been substantially reduced and builds
If investment, and substantially reduce the construction period of whole engineering.
Accompanying drawing explanation
First, second and third kind of underground bin site plan of Fig. 1
First, second and third kind of underground bin section layout drawing of Fig. 2
The first monolithic of Fig. 3 prefabricated bulkhead plate schematic cross-section
Fig. 4 the second monolithic prefabricated bulkhead plate schematic cross-section
The third monolithic of Fig. 5 prefabricated bulkhead plate schematic cross-section
First, second and third kind of precast slab horizontal layout schematic diagram of Fig. 6
The first bulkhead node schematic diagram of Fig. 7
Fig. 8 the second bulkhead node schematic diagram
The third bulkhead node schematic diagram of Fig. 9
In accompanying drawing: 1 is multiple function；2 is prefabricated bulkhead；3 is Cang Ding；4 is at the bottom of storehouse；6 is grain port；7 is earthing；
8 is inner side steel plate；9 is water-proof concrete.
Detailed description of the invention
The present invention is further illustrated with embodiment below in conjunction with the accompanying drawings.
Embodiment one
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 6, Fig. 7: in present embodiments providing a kind of insertion slot type, steel plated is prefabricated assembled
Circular underground granary.Including at the bottom of storehouse 4, prefabricated bulkhead plate 2, top, storehouse 3, multiple function 1, described prefabricated bulkhead plate 2 is arc
Shape prefabricated chunk, periphery has attachment means, can be with contiguous prefabricated bulkhead plate 2, multiple function 1 by attachment means bulkhead plate 2
It is attached；Prefabricated bulkhead plate 2 is positioned by described multiple function 1.Inside described prefabricated bulkhead plate 2 and left and right end
All being surrounded by steel plate, and left end is provided with that male is trapezoidal or semiellipse type plug, right-hand member is provided with that female is trapezoidal or semiellipse type slot；Institute
State multiple function 1 and be divided into several sections from top to bottom, be provided with ground floor bulkhead plate 2 inside the first paragraph of the superiors, set inside second segment
There is second layer bulkhead plate 2, with above-mentioned similar set-up mode, until bottom one layer of bulkhead plate 2, form circular assembled underground
Barn structure.
Described prefabricated bulkhead plate 2 multiple function 1 uses steel column or is provided with the concrete of steel embedded part.
Described prefabricated bulkhead plate 2 hoop level is concordant, and the male of every block of prefabricated bulkhead plate 2 is trapezoidal or semiellipse type plug inserts phase
Adjacent prefabricated bulkhead plate 2 female is trapezoidal or in semiellipse type slot；Every block of prefabricated bulkhead plate 2 is welded to connect with multiple function 1, phase
Perps inside adjacent prefabricated bulkhead plate 2 directly uses butt welding connect and/or be welded to connect with junction steel plate.
Described prefabricated bulkhead plate 2 is that the concrete slab in inner side steel plate 8 and outside is combined into overall structure, and inner side steel plate 8 is with outer
Side concrete uses holdfast to connect, and the outside in the concrete of outside is provided with bar-mat reinforcement, the upper and lower side at bulkhead plate be provided with without cornerite or
If L-shaped cornerite.The described vertical outside of prefabricated bulkhead plate 2 is concordant, and inside and outside both sides, neighbouring prefabricated bulkhead plate 2 end are all used
Junction steel plate is welded to connect；Pour identical with prefabricated bulkhead plate 2 in the cavity that contiguous prefabricated bulkhead plate 2 surrounds with junction steel plate
Or the water-proof concrete of high strongest grade.
Embodiment two
As shown in Figure 1, Figure 2, shown in Fig. 4, Fig. 6, Fig. 8: in present embodiments providing a kind of insertion slot type, steel plated is prefabricated assembled
Circular underground granary.Including at the bottom of storehouse 4, prefabricated bulkhead plate 2, top, storehouse 3, multiple function 1, described prefabricated bulkhead plate 2 is arc
Shape prefabricated chunk, periphery has attachment means, can be with contiguous prefabricated bulkhead plate 2, multiple function 1 by attachment means bulkhead plate 2
It is attached；Prefabricated bulkhead plate 2 is positioned by described multiple function 1.Inside described prefabricated bulkhead plate 2 and left and right end
All being surrounded by steel plate, and left end is provided with that male is trapezoidal or semiellipse type plug, right-hand member is provided with that female is trapezoidal or semiellipse type slot；Institute
State multiple function 1 and be divided into several sections from top to bottom, be provided with ground floor bulkhead plate 2 inside the first paragraph of the superiors, set inside second segment
There is second layer bulkhead plate 2, with above-mentioned similar set-up mode, until bottom one layer of bulkhead plate 2, form circular assembled underground
Barn structure.
Described prefabricated bulkhead plate 2 multiple function 1 uses steel column or is provided with the concrete of steel embedded part.
Described prefabricated bulkhead plate 2 hoop level is concordant, and the male of every block of prefabricated bulkhead plate 2 is trapezoidal or semiellipse type plug inserts phase
Adjacent prefabricated bulkhead plate 2 female is trapezoidal or in semiellipse type slot；Every block of prefabricated bulkhead plate 2 is welded to connect with multiple function 1, phase
Perps inside adjacent prefabricated bulkhead plate 2 directly uses butt welding connect and/or be welded to connect with junction steel plate.
Described prefabricated bulkhead plate 2 is that the concrete slab in inner side steel plate 8 and outside is combined into overall structure, and inner side steel plate 8 is with outer
Side concrete uses holdfast to connect, and the outside in the concrete of outside is provided with bar-mat reinforcement, the upper and lower side at bulkhead plate be provided with without cornerite or
If L-shaped cornerite.The described vertical outside of prefabricated bulkhead plate 2 is concordant, and the horizontal joint inside neighbouring prefabricated bulkhead plate 2 is directly adopted
Connect with butt welding and/or be welded to connect with junction steel plate.
Embodiment three
As shown in Figure 1, Figure 2, shown in Fig. 5, Fig. 6, Fig. 9: in present embodiments providing a kind of insertion slot type, steel plated is prefabricated assembled
Circular underground granary.Including at the bottom of storehouse 4, prefabricated bulkhead plate 2, top, storehouse 3, multiple function 1, described prefabricated bulkhead plate 2 is arc
Shape prefabricated chunk, periphery has attachment means, can be with contiguous prefabricated bulkhead plate 2, multiple function 1 by attachment means bulkhead plate 2
It is attached；Prefabricated bulkhead plate 2 is positioned by described multiple function 1.Inside described prefabricated bulkhead plate 2 and left and right end
All being surrounded by steel plate, and left end is provided with that male is trapezoidal or semiellipse type plug, right-hand member is provided with that female is trapezoidal or semiellipse type slot；Institute
State multiple function 1 and be divided into several sections from top to bottom, be provided with ground floor bulkhead plate 2 inside the first paragraph of the superiors, set inside second segment
There is second layer bulkhead plate 2, with above-mentioned similar set-up mode, until bottom one layer of bulkhead plate 2, form circular assembled underground
Barn structure.
Described prefabricated bulkhead plate 2 multiple function 1 uses steel column or is provided with the concrete of steel embedded part.
Described prefabricated bulkhead plate 2 hoop level is concordant, and the male of every block of prefabricated bulkhead plate 2 is trapezoidal or semiellipse type plug inserts phase
Adjacent prefabricated bulkhead plate 2 female is trapezoidal or in semiellipse type slot；Every block of prefabricated bulkhead plate 2 is welded to connect with multiple function 1, phase
Perps inside adjacent prefabricated bulkhead plate 2 directly uses butt welding connect and/or be welded to connect with junction steel plate.
Described prefabricated bulkhead plate 2 is that the concrete slab in inner side steel plate 8 and outside is combined into overall structure, and inner side steel plate 8 is with outer
Side concrete uses holdfast to connect, and lower end is provided with that male is trapezoidal or semiellipse type plug, and upper end is provided with that female is trapezoidal or semiellipse type
Slot.The vertical outside of described prefabricated bulkhead plate 2 is concordant, and the male of every piece of prefabricated bulkhead plate 2 lower end is trapezoidal or semiellipse type plug
Insert that the female of contiguous prefabricated bulkhead plate 2 upper end is trapezoidal or in semiellipse type slot；Water inside neighbouring prefabricated bulkhead plate 2
Flush joint directly uses butt welding connect and/or be welded to connect with junction steel plate.
Embodiment four
As depicted in figs. 1 and 2: present embodiments provide the prefabricated assembled circular underground granary of steel plated in a kind of insertion slot type.Bag
Include at the bottom of storehouse 4, prefabricated bulkhead plate 2, top, storehouse 3, multiple function 1, described prefabricated bulkhead plate 2 is arc prefabricated chunk, periphery
There is attachment means, can be attached with contiguous prefabricated bulkhead plate 2, multiple function 1 by attachment means bulkhead plate 2；Described many
Prefabricated bulkhead plate 2 is positioned by functional column 1.Inside described prefabricated bulkhead plate 2 and left and right end is all surrounded by steel plate, and left
End is provided with that male is trapezoidal or semiellipse type plug, and right-hand member is provided with that female is trapezoidal or semiellipse type slot；Described multiple function 1 is from upper
It is divided into several sections under to, inside the first paragraph of the superiors, is provided with ground floor bulkhead plate 2, inside second segment, be provided with second layer bulkhead plate 2,
With above-mentioned similar set-up mode, until bottom one layer of bulkhead plate 2, form circular assembled underground granary structure.
At the bottom of described storehouse, 4 is pyramidal structure, and at the bottom of described storehouse, 4 use two-sided steel plate concrete combinative structure.This steel plate concrete group
Close structure light plate and as the template of storehouse base plate and replace reinforcing bar, it is not necessary to lay reinforcing bar when construction, save the construction cost of bulkhead
With, reduce the difficulty of construction at the bottom of storehouse, accelerate integral construction speed；Double-layer plate concrete combined structure improves the rigidity of bulkhead
And intensity, it is effective against soil pressure and pressure, beneficially underground granary and develops to deeper bigger direction, increase this storehouse
The scope of application of type, and it is more beneficial for the waterproof and dampproof problem of silo.
The two-sided steel plate concrete combinative structure of top, described storehouse 3 employing, top, described storehouse 3 arranges grain port 6, on top, described storehouse 3
Side arranges earthing 7.Two-sided steel plate concrete combinative structure structure has given full play to the resistance to compression of concrete and the resistance to tension of steel plate,
Make large span Hold Ceiling structure stress more reasonable, and construction difficulty can be significantly reduced with steel plate as template when constructing
Degree, also can accelerate speed of application simultaneously.Grain port arranges modernization turnover grain equipment, it is simple to the depositing and extracting of grain.
Described underground granary can realize the storage of solid granulates, powder material or liquid material.This underground granary sealing and
Support property is fine, it is also possible to realizes powder, the storage of liquid material, coordinates different chargings and discharging equipment, apply the widest
General.
Embodiment five
The present embodiment additionally provides the construction method of the prefabricated assembled circular underground granary of steel plated in a kind of insertion slot type, including as follows
Step:
1) according to designing the certain depth that requires to be driven underground by multiple function 1 in precalculated position；
2) in multiple function 1 surrounds region, excavate ground floor soil；
3) after excavating ground floor soil, ground floor prefabricated bulkhead plate 2 is installed inside multiple function 1；
4), after installing ground floor prefabricated bulkhead plate 2, continue down to excavate second layer soil；
5) second layer prefabricated bulkhead plate 2 is installed inside multiple function 1；
6) according to the above-mentioned 4th)-5) construction method of step, prefabricated bulkhead plate 2 is installed downwards successively, until 4 positions at the bottom of storehouse；
7) carry out at the bottom of storehouse 4 to construct；
8) finally carry out top, storehouse 3 construction, i.e. complete the overall structure of underground granary.
The multiple function degree of depth of being driven underground is comprehensive according to foundation bearing capacity, buoyancy, bulkhead soil pressure, grain lateral pressure many factors
Depending on, when foundation bearing capacity can not meet engine request, now multiple function can substitute for the vertical pressure that pile is transmitted by silo
Power；It addition, multiple function can also replace uplift pile to resist the subsoil water buoyancy to silo；Multiple function can be to prefabricated bulkhead plate
Vertically position with hoop, it is ensured that prefabricated bulkhead plate every layer is vertical vertical, and hoop forms an annulus, so that stress is more
Add rationally；After completing multiple function construction, install along fractional layer the most from top to bottom；When installing every layer of prefabricated bulkhead plate,
First excavate height more than or equal to the space of warehouse overall diameter, ensure soil more than or equal to prefabricated bulkhead plate height, diameter simultaneously
Body does not caves in digging process, installs so could to prefabricated bulkhead plate and leave construction space, it is ensured that bulkhead plate construction safety is suitable
Profit is carried out；When cutting depth is below level of ground water, to first carry out precipitation, then excavate；Install every layer of prefabricated storehouse
After wallboard, slip casting between bulkhead surrounding soil and prefabricated bulkhead plate, so, the soil body, slurry and prefabricated bulkhead plate form one
Closely knit entirety, it is ensured that when excavating next layer soil body, this layer soil body does not caves in, thus ensures safety when subsoil excavates.
When every layer of prefabricated bulkhead plate hoop is installed, first, weld with multiple function, so outside the left and right end of first block of prefabricated bulkhead plate
After, trapezoidal for the left end male of bulkhead plate contiguous prefabricated on the right side of it or semiellipse type plug is inserted the female of adjacent bulkhead plate trapezoidal or
Semiellipse type slot is interior and is welded to connect, and right-hand member female is trapezoidal or semiellipse type slot welds with multiple function, according to above-mentioned welding side
Method is installed successively, until completing the installation of this layer of prefabricated bulkhead plate.The vertical outside of adjacent upper and lower prefabricated bulkhead plate is concordant, its
Connected mode is as follows: a, when prefabricated bulkhead plate top, have U-shaped or L-type cornerite below time, neighbouring prefabricated storehouse wall panels end
Inside and outside both sides are all welded to connect with junction steel plate；Pour with prefabricated in the cavity that contiguous prefabricated bulkhead plate and junction steel plate surround
Bulkhead plate is identical or the water-proof concrete of high strongest grade.B, when prefabricated bulkhead plate top, below without steel plate cornerite time, on
Under horizontal joint inside contiguous prefabricated bulkhead plate directly use butt welding connect and/or be welded to connect with junction steel plate.C, when prefabricated
Bulkhead plate lower end is provided with that male is trapezoidal or semiellipse type plug, and upper end is provided with that female is trapezoidal or during semiellipse type slot, and every piece prefabricated
The male of bulkhead plate lower end is trapezoidal or semiellipse type plug inserts that the female of contiguous prefabricated bulkhead plate upper end is trapezoidal or semiellipse type slot
In；Horizontal joint inside neighbouring prefabricated bulkhead plate directly uses butt welding connect and/or be welded to connect with junction steel plate.By upper
Stating construction method, the most successively the excavation soil body and the prefabricated bulkhead plate of installation, the cylinder warehouse structure of every layer of bulkhead plate formation can
As foundation pit supporting system, so, well silo warehouse structure is united two into one with foundation pit supporting system, not only saved list
Solely carry out the cost that pattern foundation pit supporting structure is brought, be substantially reduced construction investment, and substantially reduce the construction period of whole engineering.
Embodiment six
As depicted in figs. 1 and 2: present embodiments provide the prefabricated assembled circular underground granary of steel plated in a kind of insertion slot type.Bag
Include at the bottom of storehouse 4, prefabricated bulkhead plate 2, top, storehouse 3, multiple function 1, described prefabricated bulkhead plate 2 is arc prefabricated chunk, periphery
There is attachment means, can be attached with contiguous prefabricated bulkhead plate 2, multiple function 1 by attachment means bulkhead plate 2；Described many
Prefabricated bulkhead plate 2 is positioned by functional column 1.Inside described prefabricated bulkhead plate 2 and left and right end is all surrounded by steel plate, and left
End is provided with that male is trapezoidal or semiellipse type plug, and right-hand member is provided with that female is trapezoidal or semiellipse type slot；Described multiple function 1 is from upper
It is divided into several sections under to, inside the first paragraph of the superiors, is provided with ground floor bulkhead plate 2, inside second segment, be provided with second layer bulkhead plate 2,
With above-mentioned similar set-up mode, until bottom one layer of bulkhead plate 2, form circular assembled underground granary structure.
Described bulkhead plate 3 outer surface spraying mask coating, described mask coating includes that the material of following weight portion is made: oil drips
Blue or green 115 parts, glass fibre 7 parts, bentonite 8 parts, emulsifying agent 6 parts, dispersant 1.5 parts, stabilizer 1.5 parts, organic
Fluorine richness styrene-acrylic emulsion 25 parts, antifreeze 2.5 parts.
Described emulsifying agent uses hydrogenated tallow amine, and described dispersant uses glycerol monostearate, and described stabilizer uses sulfate,
Described antifreeze uses ethylene glycol.
Embodiment seven
As depicted in figs. 1 and 2: present embodiments provide the prefabricated assembled circular underground granary of steel plated in a kind of insertion slot type.Bag
Include at the bottom of storehouse 4, prefabricated bulkhead plate 2, top, storehouse 3, multiple function 1, described prefabricated bulkhead plate 2 is arc prefabricated chunk, periphery
There is attachment means, can be attached with contiguous prefabricated bulkhead plate 2, multiple function 1 by attachment means bulkhead plate 2；Described many
Prefabricated bulkhead plate 2 is positioned by functional column 1.Inside described prefabricated bulkhead plate 2 and left and right end is all surrounded by steel plate, and left
End is provided with that male is trapezoidal or semiellipse type plug, and right-hand member is provided with that female is trapezoidal or semiellipse type slot；Described multiple function 1 is from upper
It is divided into several sections under to, inside the first paragraph of the superiors, is provided with ground floor bulkhead plate 2, inside second segment, be provided with second layer bulkhead plate 2,
With above-mentioned similar set-up mode, until bottom one layer of bulkhead plate 2, form circular assembled underground granary structure.
Described bulkhead plate 5 outer surface spraying mask coating, described mask coating includes that the material of following weight portion is made: oil drips
Blue or green 110 parts, glass fibre 10 parts, bentonite 9 parts, emulsifying agent 7.5 parts, dispersant 2 parts, stabilizer 2 parts, Organic fluoride
Modifying cinepazid emulsion 30 parts, antifreeze 3 parts.
Described emulsifying agent uses hydrogenated tallow amine, and described dispersant uses glycerol monostearate, and described stabilizer uses sulfate,
Described antifreeze uses ethylene glycol.
Embodiment eight
As depicted in figs. 1 and 2: present embodiments provide the prefabricated assembled circular underground granary of steel plated in a kind of insertion slot type.Bag
Include at the bottom of storehouse 4, prefabricated bulkhead plate 2, top, storehouse 3, multiple function 1, described prefabricated bulkhead plate 2 is arc prefabricated chunk, periphery
There is attachment means, can be attached with contiguous prefabricated bulkhead plate 2, multiple function 1 by attachment means bulkhead plate 2；Described many
Prefabricated bulkhead plate 2 is positioned by functional column 1.Inside described prefabricated bulkhead plate 2 and left and right end is all surrounded by steel plate, and left
End is provided with that male is trapezoidal or semiellipse type plug, and right-hand member is provided with that female is trapezoidal or semiellipse type slot；Described multiple function 1 is from upper
It is divided into several sections under to, inside the first paragraph of the superiors, is provided with ground floor bulkhead plate 2, inside second segment, be provided with second layer bulkhead plate 2,
With above-mentioned similar set-up mode, until bottom one layer of bulkhead plate 2, form circular assembled underground granary structure.
Described bulkhead plate 5 outer surface spraying mask coating, described mask coating includes that the material of following weight portion is made: oil drips
Blue or green 105 parts, glass fibre 13 parts, bentonite 10 parts, emulsifying agent 9 parts, dispersant 2.5 parts, stabilizer 2.5 parts, have
Machine fluorine richness styrene-acrylic emulsion 35 parts, antifreeze 3.5 parts.
Described emulsifying agent uses hydrogenated tallow amine, and described dispersant uses glycerol monostearate, and described stabilizer uses sulfate,
Described antifreeze uses ethylene glycol.
Embodiment six to eight provides bulkhead plate outer surface special mask coating, and bulkhead plate plays protection, antiseptical effect, right
Bulkhead plays the effect of antiseepage, sealing, spraying when can spray when bulkhead plate is prefabricated or assemble bulkhead at the scene, fundamentally
The technical barriers such as the junction seepage solving corner, gap, irregular structure, enhance the water resistance of underground granary.Protect
Coating materials adds glass fibre, considerably increases toughness and the tensile strength of coating, delayed the time of coating cracking,
Increase its service life, and bulkhead is also had to certain supporting role.The antifreezing agent added can reduce low temperature and be coated with mask
The damage of material, it is ensured that the safe operation of cold district underground granary in winter.
Finally illustrate, above example only in order to technical scheme to be described and unrestricted, ordinary skill people
Member technical scheme is made other amendment or equivalents, without departing from technical solution of the present invention spirit and
Scope, all should contain in the middle of scope of the presently claimed invention.
Claims (10)
1. a prefabricated assembled underground granary, including (4), prefabricated bulkhead plate (2), Cang Ding (3), multiple function (1) at the bottom of storehouse,
Described prefabricated bulkhead plate (2) is arc prefabricated chunk, and periphery has attachment means, can be with by attachment means bulkhead plate (2)
Contiguous prefabricated bulkhead plate (2), multiple function (1) are attached；Prefabricated bulkhead plate (2) is carried out by described multiple function (1)
Location, it anchors into the degree of depth in soil and is more than (4) degree of depth at the bottom of storehouse, is subject to the main of soil pressure, grain lateral pressure and opposing buoyancy
Primary structure member；It is characterized in that: described prefabricated bulkhead plate (2) inner side and left and right end are all surrounded by steel plate, and left end is provided with convex
Formula is trapezoidal or semiellipse type plug, and right-hand member is provided with that female is trapezoidal or semiellipse type slot；Described multiple function (1) divides from top to bottom
Become several sections, inside the first paragraph of the superiors, be provided with ground floor bulkhead plate (2), inside second segment, be provided with second layer bulkhead plate (2),
With above-mentioned similar set-up mode, until bottom one layer of bulkhead plate (2), form circular assembled underground granary structure.
2. underground granary as claimed in claim 1, it is characterised in that: described prefabricated bulkhead plate (2) multiple function (1)
Use steel column or be provided with the concrete of steel embedded part.
3. underground granary as claimed in claim 1, it is characterised in that: described prefabricated bulkhead plate (2) hoop level is concordant,
The male of every piece of prefabricated bulkhead plate (2) is trapezoidal or semiellipse type plug to insert contiguous prefabricated bulkhead plate (2) female trapezoidal or half ellipse
In round slot；Every piece of prefabricated bulkhead plate (2) is welded to connect with multiple function (1), contiguous prefabricated bulkhead plate (2) inner side
Perps directly uses butt welding connect and/or be welded to connect with junction steel plate.
4. underground granary as claimed in claim 1, it is characterised in that: described prefabricated bulkhead plate (2) is inner side steel plate (8)
With the structure that the concrete slab in outside is combined into entirety, inner side steel plate (8) uses holdfast to be connected with outside concrete, outside coagulation
Outside in soil is provided with bar-mat reinforcement, and the upper and lower side at bulkhead plate is provided with L-shaped cornerite.
5. underground granary as claimed in claim 4, it is characterised in that: the vertical outside of described prefabricated bulkhead plate (2) is concordant,
Inside and outside both sides, neighbouring prefabricated bulkhead plate (2) end are all welded to connect with junction steel plate；Contiguous prefabricated bulkhead plate (2)
The water-proof concrete of identical with prefabricated bulkhead plate (2) or high strongest grade is poured in the cavity surrounded with junction steel plate.
6. underground granary as claimed in claim 4, it is characterised in that: the vertical outside of described prefabricated bulkhead plate (2) is concordant,
The horizontal joint of neighbouring prefabricated bulkhead plate (2) inner side directly uses butt welding connect and/or be welded to connect with junction steel plate.
7. underground granary as claimed in claim 1, it is characterised in that: described prefabricated bulkhead plate (2) is inner side steel plate (8)
With the structure that the concrete slab in outside is combined into entirety, inner side steel plate (8) uses holdfast to be connected with outside concrete, and lower end is provided with
Male is trapezoidal or semiellipse type plug, and upper end is provided with that female is trapezoidal or semiellipse type slot.
8. underground granary as claimed in claim 7, it is characterised in that: the vertical outside of described prefabricated bulkhead plate (2) is concordant,
The male of every piece of prefabricated bulkhead plate (2) lower end is trapezoidal or semiellipse type plug inserts the female of contiguous prefabricated bulkhead plate (2) upper end
In trapezoidal or semiellipse type slot；Neighbouring prefabricated bulkhead plate (2) inner side horizontal joint directly use butt welding connect and/or
It is welded to connect with junction steel plate.
9. underground granary as claimed in claim 1, it is characterised in that: (4) at the bottom of storehouse use two-sided steel plate concrete combination knot
Structure, on base plate, lower steel plate and the concrete between it use holdfast to be connected.
10. the construction method of the underground granary building the claims 1-9, it is characterised in that: described construction method bag
Include following steps:
(1) according to designing the certain depth that requires to be driven underground by multiple function (1) in precalculated position；
(2) in multiple function (1) surrounds region, excavate ground floor soil；
(3) after excavating ground floor soil, in multiple function (1) inner side, ground floor prefabricated bulkhead plate (2) is installed；
(4), after installing ground floor prefabricated bulkhead plate (2), continue down to excavate second layer soil；
(5) in multiple function (1) inner side, the second layer prefabricated bulkhead plate (2) is installed；
(6) according to the construction method of above-mentioned (4th)-(5) step, prefabricated bulkhead plate (2) is installed downwards successively, until at the bottom of storehouse (4)
Position；
(7) (4) construction at the bottom of storehouse is carried out；
(8) finally carry out Cang Ding (3) construction, i.e. complete the overall structure of underground granary.
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| CN2415091Y (en) * | 2000-02-15 | 2001-01-17 | 赵福元 | Bulk grain warehouse |
| CN2688824Y (en) * | 2004-01-06 | 2005-03-30 | 李晓平 | Assembled cylindrical granary |
| US20060045720A1 (en) * | 2004-08-26 | 2006-03-02 | Larry Bertelsen | Method of fabricating a tall multi-stage work piece |
| CN206189964U (en) * | 2016-06-29 | 2017-05-24 | 刘丽华 | Circular underground granary of prefabricated assembled of steel plated in slot -in type |
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| CN106013913B (en) | 2018-05-08 |
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Effective date of registration: 20231007 Address after: No. 8405, 4th Floor, Building 1, No. 65 Science Avenue, High tech Industrial Development Zone, Zhengzhou City, Henan Province, 450001 Patentee after: Zhengzhou Tiandi Grain and Oil Warehouse Factory Technology Co.,Ltd. Address before: Room 2303, Qingcuiyuan, No. 99 Ruida Road, High tech Industrial Development Zone, Zhengzhou City, Henan Province, 450001 Patentee before: Liu Lihua Patentee before: Zhang Jie |
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Effective date of registration: 20231018 Address after: No. 8405, 4th Floor, Building 1, No. 65 Science Avenue, High tech Industrial Development Zone, Zhengzhou City, Henan Province, 450001 Patentee after: Zhengzhou Ditian Grain Tank Factory Technology Co.,Ltd. Address before: Room 2303, Qingcuiyuan, No. 99 Ruida Road, High tech Industrial Development Zone, Zhengzhou City, Henan Province, 450001 Patentee before: Liu Lihua Patentee before: Zhang Jie |
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