CN106088764B - A kind of stepped prefabricated assembled circular underground granary of encased steel plate - Google Patents
A kind of stepped prefabricated assembled circular underground granary of encased steel plate Download PDFInfo
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- CN106088764B CN106088764B CN201610526733.8A CN201610526733A CN106088764B CN 106088764 B CN106088764 B CN 106088764B CN 201610526733 A CN201610526733 A CN 201610526733A CN 106088764 B CN106088764 B CN 106088764B
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- bulkhead plate
- plate
- prefabricated
- layer
- multiple function
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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
- E04H7/24—Constructions, with or without perforated walls, depending on the use of specified materials
- E04H7/30—Constructions, with or without perforated walls, depending on the use of specified materials mainly of metal
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
- E02D29/05—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them at least part of the cross-section being constructed in an open excavation or from the ground surface, e.g. assembled in a trench
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/16—Arrangement or construction of joints in foundation structures
-
- 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
- E04H7/26—Constructions, with or without perforated walls, depending on the use of specified materials mainly of concrete, e.g. reinforced concrete or other stone-like materials
- E04H7/28—Constructions, with or without perforated walls, depending on the use of specified materials mainly of concrete, e.g. reinforced concrete or other stone-like materials composed of special building elements
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2200/00—Geometrical or physical properties
- E02D2200/16—Shapes
- E02D2200/1607—Shapes round, e.g. circle
- E02D2200/1621—Shapes round, e.g. circle made from multiple elements
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0004—Synthetics
- E02D2300/0018—Cement used as binder
- E02D2300/002—Concrete
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0026—Metals
- E02D2300/0029—Steel; Iron
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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
Abstract
A kind of stepped prefabricated assembled circular underground granary of encased steel plate, the flat shape of the underground granary is circle, including orlop, the prefabricated bulkhead plate of polylith, silo roof, multiple function, reinforcing prop, the bulkhead plate is arc prefabricated chunk, its periphery can be attached by attachment device bulkhead plate with adjacent bulkhead plate, multiple function or reinforcing prop；The multiple function positions bulkhead, its depth anchored into soil is more than orlop depth；It is characterized in that：Multiple function is divided into several sections from top to bottom, first layer bulkhead plate is equipped with the inside of the first segment of the superiors, reinforcing prop is first equipped with the inside of second segment, so that reinforcing prop medial surface is concordant with first layer bulkhead plate medial surface, second layer bulkhead plate is equipped with reinforcing prop medial surface so that first and second layer of bulkhead plate part overlap joint again；With above-mentioned set-up mode so that second and third layer of bulkhead plate part overlap joint, overlaps to bottom one layer of bulkhead plate, form stepped assembled circle underground granary always.
Description
Technical field
The present invention relates to underground granary technical field, and in particular to a kind of encased steel plate it is stepped it is prefabricated assembled circularly
Lower silo.
Background technology
Underground granary is built under shallow layer surface, long-term low-temperature grain-storage, is kept grain quality, is suppressed insect pest, avoids
Fumigated using toxic agents, resistance corollary failure and many merits such as dual-purpose of drawing, many experts are consistent with scholar to think reasonable
Promote and apply underground grain storehouse new system and new technology, can realize low-temperature environment-friendly, it is energy saving save land, detraction of guaranteeing the quality, ecological grain storage.
The existing underground granary in China generally in the relatively low general loess of level of ground water and is adapted to being stained with property regional, such as cave dwelling
Storehouse, loudspeaker storehouse, double curvature arch storehouse, semi-underground bin, hole shape loudspeaker storehouse；Underground bin built at the same time is mostly brickwork construction, and capacity is small, accounts for
Ground area is big, mechanization degree is low.
The Novel underground silo that level of ground water is higher, complex geological condition region can promote and apply is useful in order to build,
Some national patents and document it is also proposed circular grain bin, the large space Underground Rectangular that cylinder, semicircular cylinder surround, and combined type is enclosed in stake
The storehouse such as underground bin type, but the popularization and application of above-mentioned new storehouse type, also there are some urgent problems to be solved, such as：(1) underground grain storage
Storehouse has high standard waterproof, moisture-proof requirement.Ensure that warehouse is water-tight within service life, it is impermeable；The web material of use is easy
Aging, working procedure is complicated, and difficulty is big, construction quality problem easily occurs.(2) the wet construction environment construction period of deep basal pit
It is long.After excavation of foundation pit, precipitation, orlop plate is cast-in-place, bulkhead slding form operation needs to carry out in wet construction environmental condition for a long time, and work is strong
Degree is big, long construction period, and 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 silo roof, bulkhead and orlop,
The bulkhead Covered with Angles, waterproof that steel plate can be separately as bulkhead, damp-proof layer, also can bulkhead be connected to be formed with steel member with steel plate
The bulkhead of combining structure carrys out waterproof, moisture-proof.The shape of underground granary bulkhead is linear or shaped form, as cylindrical shape, square tube shape,
Semicircle bulkhead etc..The invention solves the problems, such as the waterproof and dampproof of orlop plate by encased steel plate.Construct at the same time in orlop
When, steel plate is as template, and quickening speed of application, reduces construction cost, but its construction is constructed for cast in situs, and the construction
The deficiencies of method needs to carry out excavation of foundation pit, so of high cost there are integral constructing, long construction period.
A kind of underground granary of the disclosure of the invention of Application No. CN200910207154.7, including silo roof, bulkhead and orlop,
The bulkhead is divided into inner and outer wall, is linked to be entirety using connector between inner wall and outer wall, cavity is formed between inner wall and outer wall,
The cavity is used for the detection and reparation of underground granary leak, and for underground granary ventilation and the detection of grain feelings.The invention silo
Excavation of foundation pit is also required to, there is the deficiencies of high construction trouble, construction cost, long construction period.
Prefabricated construction is one of the effective way for realizing building structure industrialization and building energy conservation section row, for a long time with
Come, concrete construction mainly use site operation traditional work mode, industrialization degree is low, water consume, energy consumption, artificial rubbish,
Quantity of wastewater effluent is big, does not meet national energy-saving and the Sustainable development policies of environmental protection., can be pre- with factory using fabricated construction
System, assembled in situ, realize building structure industrialization, while can effectively improve material in building energy conservation and the effect of structural behaviour
Rate, save the energy and resource, reduces the harmful effect of building waste and environment, reduces construction site limitation etc..Therefore, in order to carry
For it is a kind of " it is fast, good, save " the new storehouse type of underground grain storage, research and develop prefabricated assembled Novel underground storehouse has become required.
The content of the invention
It is an object of the invention to provide a kind of stepped prefabricated assembled circular underground granary of encased steel plate, the prefabricated dress
Waterproof roll and bulkhead outer reinforcement can be replaced using encased steel plate with formula underground granary, there is preferable waterproof, anti-seepage effect
And comprehensive benefit；Prefabricated bulkhead plate can be produced in prefabricated components factory normalization, and processing and manufacturing quality effectively can be controlled and saved
Can environmental protection, Prefabricated Assembling, mechanization installation, can crossed construction, shorten the construction period.In addition, prefabricated warehouse
Structure can be used as foundation pit supporting system, save pattern foundation pit supporting structure cost, reduce construction investment.
The present invention solution be：A kind of prefabricated assembled underground granary, the flat shape of the underground granary is circle,
Including orlop, the prefabricated bulkhead plate of polylith, silo roof, multiple function, reinforcing prop, the bulkhead plate is arc prefabricated chunk, periphery
There is attachment device, can be attached by attachment device bulkhead plate with adjacent bulkhead plate, multiple function or reinforcing prop；More work(
Energy column positions bulkhead, its depth anchored into soil is more than orlop depth, and it is floating to be subject to soil pressure, pressure and resistance
The main bearing member of power；It is characterized in that：Multiple function is divided into several sections from top to bottom, and the is equipped with the inside of the first segment of the superiors
One layer of bulkhead plate, second segment inner side are first equipped with reinforcing prop so that and reinforcing prop medial surface is concordant with first layer bulkhead plate medial surface, then
Second layer bulkhead plate is equipped with reinforcing prop medial surface so that first and second layer of bulkhead plate part overlap joint；With above-mentioned set-up mode,
So that second and third layer of bulkhead plate part overlap joint, overlaps to bottom one layer of bulkhead plate, forms stepped assembled circularly always
Lower silo.
It is a feature of the present invention that multiple function and reinforcing prop use steel column or the concrete column equipped with steel embedded part, it is multi-functional
Column is connected with reinforcing prop by bolt or soldered.Multiple function and reinforcing prop use steel column or the concrete column equipped with steel embedded part
It is facilitated to be welded to connect into an entirety with prefabricated bulkhead plate, so as to preferably carry out stress and waterproof, moisture-proof.
The present invention is further characterized in that prefabricated bulkhead plate combines integral knot for the concrete slab of outside plate and inner side
Structure, outside plate are connected with inner side concrete using holdfast, and the inner side of inner side concrete is equipped with bar-mat reinforcement, has in bulkhead plate top
L-type cornerite, has U-shaped cornerite on the bulkhead plate left side, the right and bottom right side.In this way, the encased steel plate of prefabricated bulkhead plate can replace
Waterproof roll and bulkhead outer reinforcement, have preferable waterproof, anti-seepage effect and comprehensive benefit；Steel plate uses holdfast with concrete
Connection forms the prefabricated bulkhead plate of steel plate concrete combining structure, it not only avoids the hard work of bulkhead reinforcing bar binding, saves
Bulkhead Production Time, reduce labor cost, and reduce template used for pouring ordinary reinforced concrete structure
Quantity and expense；In addition, prefabricated bulkhead plate can be produced in prefabricated components factory normalization, processing and manufacturing quality can be controlled effectively
System again energy conservation and environmental protection, Prefabricated Assembling, mechanization installation, can crossed construction, shorten the construction period；Finally, group
Closing the prefabricated bulkhead plate of structure has the advantages that high capacity, cracking resistance are good, energy dissipation capacity is strong, ductility is good.On bulkhead edges of boards
L-type or bag U type cornerites, so can easily make bulkhead plate and the contiguous prefabricated bulkhead plate of surrounding and multiple function or reinforcing prop
It is welded to connect.
The present invention is further characterized in that prefabricated bulkhead plate combines integral knot for the concrete slab of outside plate and inner side
Structure, outside plate are connected with inner side concrete slab using holdfast, and the inner side in the concrete slab of inner side is equipped with bar-mat reinforcement, in bulkhead plate
There is L shaped steel cornerite in top, has U-shaped steel cornerite below, steel plate is surrounded by the bulkhead plate left side, the right, and left end is equipped with male ladder
Shape or half elliptic plug, right end are equipped with trapezoidal or half elliptic groove.In this way, the encased steel plate of prefabricated bulkhead plate can replace preventing
Water coiled material and bulkhead outer reinforcement, have preferable waterproof, anti-seepage effect and comprehensive benefit；Steel plate is connected with concrete using holdfast
Connect to form the prefabricated bulkhead plate of steel plate concrete combining structure, it not only reduces the hard work of bulkhead reinforcing bar binding, saves
Bulkhead Production Time, reduces labor cost, and reduces template used for pouring ordinary reinforced concrete structure
Quantity and expense；In addition, prefabricated bulkhead plate can be produced in prefabricated components factory normalization, processing and manufacturing quality can be controlled effectively
Again energy conservation and environmental protection, Prefabricated Assembling, mechanization installation, can crossed construction, shorten the construction period；Finally, combine
The prefabricated bulkhead plate of structure has the advantages that high capacity, cracking resistance are good, energy dissipation capacity is strong, ductility is good.There is L in bulkhead plate top
Shaped steel cornerite, have U-shaped steel cornerite below, and steel plate is surrounded by the bulkhead plate left side, the right, so can easily make bulkhead plate with
The contiguous prefabricated bulkhead plate of surrounding and positioning column or reinforcing prop are welded to connect.It is trapezoidal or half that prefabricated bulkhead plate left end is equipped with male
Oval plug, right end are equipped with trapezoidal or half elliptic groove, are so attached easily contiguous prefabricated bulkhead plate,
So as to accelerate speed of application, construction period is greatly shortened.
It is a feature of the present invention that prefabricated bulkhead plate is circumferential horizontal concordant, its outside connects with multiple function or reinforcing prop welding
Connect, connected on the inside of contiguous prefabricated bulkhead plate with junction steel plate, junction steel plate is used with prefabricated bulkhead plate and is welded to connect；Multi-functional
Column or reinforcing prop are identical or high by one with prefabricated bulkhead plate with being poured in the cavity that contiguous prefabricated bulkhead plate and junction steel plate surround
The water-proof concrete of level strength grade.In this way, it ensure that after being welded on the outside of prefabricated bulkhead plate with multiple function or reinforcing prop outer
Side steel plate maintains an entirety in circumferential direction, so as to carry out effective waterproof to prefabricated bulkhead；In addition, used on the inside of bulkhead plate
Junction steel plate is welded to connect, and on the one hand has the second waterproof measure added at node, and make multiple function or reinforcing prop
Overall structure is formd with prefabricated bulkhead and the concrete between it, makes stress more reasonable, the simpler side of node construction
Just.
The present invention is further characterized in that prefabricated bulkhead plate is circumferential horizontal concordant, and the male of every block of prefabricated bulkhead plate is trapezoidal or half
Oval plug be inserted into that contiguous prefabricated bulkhead plate female is trapezoidal or half elliptic slot in；Every block of prefabricated bulkhead plate and multiple function
Or reinforcing prop is welded to connect, the perps on the inside of contiguous prefabricated bulkhead plate is directly connected using butt welding and/or welded with junction steel plate
Connect in succession.First, will be welded on the outside of the left and right end of first block of prefabricated bulkhead plate with multiple function or reinforcing prop, it is then, it is right
The left end male of the contiguous prefabricated bulkhead plate in side is trapezoidal or half elliptic plug be inserted into adjacent bulkhead plate female is trapezoidal or semiellipse
In shape slot and it is welded to connect, right end female is trapezoidal or half elliptic slot is welded with multiple function or reinforcing prop, according to above-mentioned
Welding method is installed successively, the installation until completing this layer of prefabricated bulkhead plate.So can not only make prefabricated bulkhead with it is more
Functional column or reinforcing prop form the common stress of overall structure, and can make prefabricated bulkhead by being welded on circumferential one envelope of formation
Close entirety and be effectively carried out waterproof, moisture-proof, antiseepage；In addition, the connection mode of contiguous prefabricated bulkhead plate insertion slot type makes node
Form and construction are simpler, so as to accelerate speed of application, greatly shorten construction period.
The present invention is further characterized in that prefabricated upper and lower two layers vertical dislocation lap joint of bulkhead plate, and upper and lower two layers of bulkhead plate is taken
Welded with elongated fillet welding socket part position.Prefabricated upper and lower two layers vertical dislocation lap joint mode of bulkhead plate makes the company of neighbouring bulkhead plate
Connect place construction when it is very convenient, can preferably ensure construction quality；The elongated fillet welding of the overlapping part of upper and lower two layers of bulkhead plate
On the one hand seam makes steel plate be formed up and down after seamless welding overall, thus prevent well subsurface flow into or infilter in underground bin
Portion, on the other hand makes upper and lower bulkhead plate become an entirety in structure, soil pressure is resisted jointly with multiple function or reinforcing prop
Etc. external force.
The present invention, which is further characterized in that at upper and lower two layers of dislocation lap joint of prefabricated bulkhead plate, is equipped with oblique stiffening plate, strengthens
Plate is welded with upper and lower bulkhead plate.When grain export, grain can be left at upper and lower two layers of dislocation lap joint of prefabricated bulkhead plate, this
Place's grain cleans relatively difficult；On the one hand the oblique stiffening plate that lap-joint is equipped with certain slope makes grain by flowing automatically into putting in storage
It is interior, second waterproof guarantee on the other hand can be provided for bulkhead lap-joint, while storehouse up and down can be strengthened in terms of structure design
The connection of wall.
It is a feature of the present invention that circumferentially spaced be provided with is put more energy at upper and lower two layers of dislocation lap joint of prefabricated bulkhead plate
Rib；The ribbed stiffener cuts away right angle by right angled triangle steel plate and forms, and the ribbed stiffener and adjacent prefabricated bulkhead plate up and down are vertical
Welding；Ribbed stiffener is polylith, and vertically bulkhead plate overlapping part circumferential direction is uniformly distributed.Upper and lower two layers of dislocation of prefabricated bulkhead plate
To strengthen the connection of neighbouring bulkhead plate, the corner cut formula that floor of putting more energy into is equipped with adds the ribbed stiffener of the circumferentially spaced setting of lap-joint
The welding of strength rib does not conflict spatially with the elongated angle welding of the overlapping part of upper and lower two layers of bulkhead plate；Ribbed stiffener with it is adjacent on
Under the prefabricated equal vertical welding of bulkhead plate make the ability that junction at bulkhead improves its resist torque and shearing.
It is a feature of the present invention that orlop uses two-sided steel plate concrete combining structure, on bottom plate lower steel plate and its between
Concrete is connected using holdfast.This two-sided combining structure bulkhead light plate as orlop plate template and replace reinforcing bar, save
The operating expenses of bulkhead, reduces the difficulty of construction of bulkhead, accelerates integral construction speed；Double-layer plate concrete combined structure improves
The rigidity and intensity of bulkhead, is effective against soil pressure and pressure, is conducive to direction hair of the underground bin to deeper bigger,
The scope of application of the storehouse type is increased, and is more advantageous to the waterproof and dampproof problem of silo.
The present invention is further characterized in that silo roof uses concrete-armor Plate.In this way, said structure gives full play to
The resistance to compression of concrete and the tensile capacity of steel plate, make large span Hold Ceiling structure stress more reasonable, and can be used during construction
Steel plate significantly reduces difficulty of construction, while can also accelerate speed of application as template.
The present invention is further characterized in that multiple function and reinforcing prop uses section form for the open tubular column of straight line or curve or
Solid post.
It is a feature of the present invention that construction method comprises the following steps：(1) according to design requirement in precalculated position by more work(
Certain depth is driven underground in energy column；(2) surrounded in multiple function and first layer soil is excavated in region；(3) after first layer soil is excavated,
The prefabricated bulkhead plate of first layer is installed on the inside of multiple function；(4) after installing the prefabricated bulkhead plate of first layer, continuation down excavates the
Two layers of soil；(5) first layer reinforcing prop is installed on the inside of multiple function；(6) it is prefabricated that the second layer is installed on the inside of first layer reinforcing prop
Bulkhead plate；(7) according to the construction method of above-mentioned (4)-(6) step, prefabricated bulkhead plate is installed downwards successively, until orlop position；
(8) orlop construction is carried out；(9) construction of Hold Ceiling and beam is finally carried out, that is, completes the overall structure of underground granary.Multiple function
Depth is driven underground depending on foundation bearing capacity, buoyancy, bulkhead soil pressure, grain lateral pressure many factors synthesis, works as ground
When bearing capacity cannot meet engine request, multiple function and reinforcing prop can replace the vertical pressure that pile is transmitted by silo at this time
Power；In addition, multiple function and reinforcing prop can also replace buoyancy of the uplift pile resistance underground water to silo；Multiple function can be to pre-
Bulkhead plate processed is vertically positioned with circumferential direction, ensures that prefabricated every layer of bulkhead plate is vertical vertical, and circumferential direction forms an annulus, so that
Make stress more reasonable；After completing multiple function construction, along height, fractional layer is installed from top to bottom；It is prefabricated in every layer of installation
During bulkhead plate, height to be excavated first and is greater than or equal to prefabricated bulkhead plate height, diameter is greater than or equal to the space of warehouse overall diameter,
Ensure that the soil body does not cave in digging process at the same time, could so give prefabricated bulkhead plate installation to leave construction space, ensure bulkhead
Plate construction safety is smoothed out；When cutting depth is below level of ground water, precipitation is first carried out, is then excavated；Installation
After complete every layer of prefabricated bulkhead plate, the slip casting between bulkhead surrounding soil and prefabricated bulkhead plate, ensures when excavating next layer soil body,
This layer soil body does not cave in, so as to ensure safety when subsoil excavates.The following two kinds side is used during every layer of prefabricated bulkhead plate installation
Method：(1) when every layer of prefabricated bulkhead plate is circumferential to be connected using last-cost joint mode, when every layer of prefabricated bulkhead plate is installed, first by storehouse
Siding is welded with adjacent multiple function or reinforcing prop, ensures that prefabricated bulkhead plate is reliably connected with multiple function or reinforcing prop, then
With the contiguous prefabricated bulkhead plate of junction steel plate weld horizontal, finally poured between horizontally adjacent prefabricated bulkhead plate and prefabricated bulkhead plate
The water-proof concrete of an identical or high strength grade.(2) it is first when every layer of prefabricated bulkhead plate is circumferential to be connected using slot mode
First, will be welded on the outside of the left and right end of first block of prefabricated bulkhead plate with multiple function or reinforcing prop, it is then, its right side is contiguous prefabricated
The left end male of bulkhead plate is trapezoidal or half elliptic plug be inserted into adjacent bulkhead plate female is trapezoidal or half elliptic slot in simultaneously
Be welded to connect, right end female is trapezoidal or half elliptic slot is welded with multiple function or reinforcing prop, according to above-mentioned welding method according to
It is secondary to be installed, the installation until completing this layer of prefabricated bulkhead plate.By above-mentioned construction method, excavate successively from top to bottom the soil body and
Prefabricated bulkhead plate is installed, the cylinder warehouse structure that every layer of bulkhead plate is formed can be used as foundation pit supporting system, in this way, well by cylinder
Storehouse warehouse structure is combined into one with foundation pit supporting system, has not only saved cost caused by independent progress pattern foundation pit supporting structure, significantly
Construction investment is reduced, and substantially reduces the construction period of whole engineering.
Brief description of the drawings
The first underground bin floor plan of Fig. 1
Second of underground bin floor plan of Fig. 2
First and second kind of underground bin section layout drawing of Fig. 3
The prefabricated bulkhead plate schematic cross-section of first and second kind of monolithic of Fig. 4
The first first segment precast slab horizontal layout schematic diagram of Fig. 5
The first second segment of Fig. 6 and paragraphs below precast slab horizontal layout schematic diagram
First and second kind of bulkhead node schematic diagram of Fig. 7
Second of first segment precast slab horizontal layout schematic diagram of Fig. 8
Second of second segment of Fig. 9 and paragraphs below precast slab horizontal layout schematic diagram
In attached drawing：1 is multiple function；2 be reinforcing prop；3 be prefabricated bulkhead plate；4 be silo roof；5 be orlop；6 be connection steel
Plate；7 be ribbed stiffener；8 be oblique stiffening plate；9 be elongated fillet welding；10 be grain port；11 be earthing；12 be water-proof concrete；
13 be outside plate.
Embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples.
Embodiment one
As shown in Fig. 1, Fig. 3, Fig. 4, Fig. 5, Fig. 7：It is stepped prefabricated assembled to present embodiments provide a kind of encased steel plate
Circular underground granary.Including orlop 5, the prefabricated bulkhead plate 3 of polylith, silo roof 4, multiple function 1, reinforcing prop 2, the bulkhead plate 3
For arc prefabricated chunk, there is attachment device on periphery, by attachment device bulkhead plate can with adjacent bulkhead plate, multiple function 1 or add
Strong column 2 is attached；The multiple function 1 positions bulkhead.Multiple function 1 is divided into several sections from top to bottom, the superiors
First layer bulkhead plate 3 is equipped with the inside of first segment, is first equipped with reinforcing prop 2 on the inside of second segment so that 2 medial surface of reinforcing prop and first layer
3 medial surface of bulkhead plate is concordant, then is equipped with second layer bulkhead plate 3 in 2 medial surface of reinforcing prop so that first and second layer of bulkhead plate part
Overlap joint；With above-mentioned set-up mode so that second and third layer of bulkhead plate part overlap joint, overlaps to bottom one layer of bulkhead plate always,
Form stepped assembled circle underground granary.
The prefabricated bulkhead plate 3 combines integral structure, outside plate for the concrete slab of outside plate 13 and inner side
13 are connected with inner side concrete slab using holdfast, and the inner side in the concrete slab of inner side is equipped with bar-mat reinforcement, have L-type in bulkhead plate top
, there is on the bulkhead plate left side, the right and U-shaped steel cornerite at ladle angle below.
Prefabricated bulkhead plate 3 is circumferential horizontal concordant, its outside is welded to connect with multiple function 1 or reinforcing prop 2, contiguous prefabricated storehouse
3 inner side junction steel plate 6 of siding connects, and junction steel plate 6 is used with prefabricated bulkhead plate 3 and is welded to connect；In multiple function 1 or strengthen
Column 2 is strong with pouring identical with prefabricated bulkhead plate 3 or high level-one in the cavity that contiguous prefabricated bulkhead plate 3 and junction steel plate 6 surround
Spend the water-proof concrete 12 of grade
Described upper and lower two layers vertical dislocation lap joint of prefabricated bulkhead plate 3, the overlapping part of upper and lower two layers of bulkhead plate is with elongated
Fillet welding 9 is welded.Be equipped with oblique stiffening plate 8 at upper and lower two layers of dislocation lap joint of the prefabricated bulkhead plate 3, oblique stiffening plate 8 with
Upper and lower prefabricated bulkhead plate 3 welds.Circumferentially spaced be provided with is put more energy at upper and lower two layers of dislocation lap joint of the prefabricated bulkhead plate 3
Rib 7；The ribbed stiffener 7 cuts away right angle by right angled triangle steel plate and forms, the ribbed stiffener 7 and adjacent prefabricated bulkhead plate (3) up and down
Equal vertical welding；Ribbed stiffener 7 is polylith, and vertically prefabricated 3 overlapping part circumferential direction of bulkhead plate is uniformly distributed.
Embodiment two
As shown in Fig. 2, Fig. 3, Fig. 4, Fig. 7, Fig. 8：It is stepped prefabricated assembled to present embodiments provide a kind of encased steel plate
Circular underground granary.Including orlop 5, the prefabricated bulkhead plate 3 of polylith, silo roof 4, multiple function 1, reinforcing prop 2, the bulkhead plate 3
For arc prefabricated chunk, there is attachment device on periphery, by attachment device bulkhead plate can with adjacent bulkhead plate, multiple function 1 or add
Strong column 2 is attached；The multiple function 1 positions bulkhead.Multiple function 1 is divided into several sections from top to bottom, the superiors
First layer bulkhead plate 3 is equipped with the inside of first segment, is first equipped with reinforcing prop 2 on the inside of second segment so that 2 medial surface of reinforcing prop and first layer
3 medial surface of bulkhead plate is concordant, then is equipped with second layer bulkhead plate 3 in 2 medial surface of reinforcing prop so that first and second layer of bulkhead plate part
Overlap joint；With above-mentioned set-up mode so that second and third layer of bulkhead plate part overlap joint, overlaps to bottom one layer of bulkhead plate always,
Form stepped assembled circle underground granary.
The prefabricated bulkhead plate 3 combines integral structure, outside plate for the concrete slab of outside plate 13 and inner side
(13) it is connected with inner side concrete slab using holdfast, the inner side in the concrete slab of inner side is equipped with bar-mat reinforcement, has in bulkhead plate top
L-type steel cornerite, have U-shaped steel cornerite below, is surrounded by steel plate on the bulkhead plate left side, the right, and to be equipped with male trapezoidal or half for left end
Oval plug, right end are equipped with trapezoidal or half elliptic groove.
The prefabricated bulkhead plate 3 is circumferential horizontal concordant, and the male of every block of prefabricated bulkhead plate 3 is trapezoidal or half elliptic plug is inserted
Enter that contiguous prefabricated 3 female of bulkhead plate is trapezoidal or half elliptic slot in；Every block of prefabricated bulkhead plate 3 and multiple function 1 or reinforcing prop 2
It is welded to connect, the perps of the contiguous prefabricated inner side of bulkhead plate 3 is directly connected using butt welding and/or is welded to connect with junction steel plate.
Described upper and lower two layers vertical dislocation lap joint of prefabricated bulkhead plate 3, the overlapping part of upper and lower two layers of bulkhead plate is with elongated
Fillet welding 9 is welded.Be equipped with oblique stiffening plate 8 at upper and lower two layers of dislocation lap joint of the prefabricated bulkhead plate 3, oblique stiffening plate 8 with
Upper and lower prefabricated bulkhead plate 3 welds.Circumferentially spaced be provided with is put more energy at upper and lower two layers of dislocation lap joint of the prefabricated bulkhead plate 3
Rib 7；The ribbed stiffener 7 cuts away right angle by right angled triangle steel plate and forms, the ribbed stiffener 7 and adjacent prefabricated bulkhead plate (3) up and down
Equal vertical welding；Ribbed stiffener 7 is polylith, and vertically prefabricated 3 overlapping part circumferential direction of bulkhead plate is uniformly distributed.
Embodiment three：
As shown in figures 1 and 3：Present embodiments provide that a kind of encased steel plate is stepped prefabricated assembled circularly to descend grain
Storehouse.Including orlop 5, the prefabricated bulkhead plate 3 of polylith, silo roof 4, multiple function 1, reinforcing prop 2, the bulkhead plate 3 is prefabricated for arc
There is attachment device on plate, periphery, can be connected by attachment device bulkhead plate with adjacent bulkhead plate, multiple function 1 or reinforcing prop 2
Connect；The multiple function 1 positions bulkhead.Multiple function 1 is divided into several sections from top to bottom, is set on the inside of the first segment of the superiors
There is first layer bulkhead plate 3, reinforcing prop 2 is first equipped with the inside of second segment so that 2 medial surface of reinforcing prop and the inner side of first layer bulkhead plate 3
Face is concordant, then is equipped with second layer bulkhead plate 3 in 2 medial surface of reinforcing prop so that first and second layer of bulkhead plate part overlap joint；With above-mentioned
Set-up mode so that second and third layer of bulkhead plate part overlap joint, overlaps to bottom one layer of bulkhead plate, is formed stepped always
Assembled circle underground granary.
The orlop 5 is pyramidal structure, and the orlop 5 uses two-sided steel plate concrete combining structure.This steel plate coagulation
Native combining structure light plate as orlop plate template and replace reinforcing bar, it is not necessary to construction when be laid with reinforcing bar, save bulkhead
Operating expenses, reduces the difficulty of construction of orlop, accelerates integral construction speed；Double-layer plate concrete combined structure improves bulkhead
Rigidity and intensity, be effective against soil pressure and pressure, the direction for being conducive to underground granary to deeper bigger is developed, increase
The scope of application of the storehouse type, and it is more advantageous to the waterproof and dampproof problem of silo.
The silo roof 4 uses two-sided steel plate concrete combining structure, and the silo roof 4 sets grain port 10, the silo roof 4
Top sets earthing 11.Two-sided steel plate concrete combining structure structure has given full play to the resistance to compression of concrete and the tension energy of steel plate
Power, makes large span Hold Ceiling structure stress more reasonable, and can be significantly reduced and apply by the use of steel plate as template during construction
Work difficulty, while can also accelerate speed of application.Grain port set modernize into equipment of putting out cereal, easy to grain storage and carry
Take.
The underground granary can realize the storage of solid granulates, powder material or liquid material.The underground granary seals
Property and supportive it is fine, can also realize the storage to powder, liquid material, coordinate different chargings and discharging equipment, apply
It is quite varied.
Example IV
The present embodiment additionally provides a kind of construction method of the stepped prefabricated assembled circular underground granary of encased steel plate, bag
Include following steps：
1) multiple function 1 is driven underground by certain depth in precalculated position according to design requirement；
2) surrounded in multiple function 1 and first layer soil is excavated in region；
3) after first layer soil is excavated, in the inner side of the multiple function 1 installation prefabricated bulkhead plate 3 of first layer；
4) after installing the prefabricated bulkhead plate 3 of first layer, second layer soil is down excavated in continuation；
5) in the inner side of multiple function 1 installation first layer reinforcing prop 2；
6) in the inner side of the first layer reinforcing prop 2 installation prefabricated bulkhead plate 3 of the second layer；
7) according to above-mentioned 4) -6) construction method of step, prefabricated bulkhead plate 3 is installed downwards successively, until orlop position；
8) orlop plate 5 is carried out to construct；
9) construction of Hold Ceiling 3 is finally carried out, that is, completes the overall structure of underground granary.
Depth is driven underground according to foundation bearing capacity, buoyancy, bulkhead soil pressure, grain lateral pressure many factors in multiple function
Depending on synthesis, when foundation bearing capacity cannot meet engine request, multiple function and reinforcing prop can replace pile by cylinder at this time
The vertical pressure that storehouse is transmitted；In addition, multiple function and reinforcing prop can also replace buoyancy of the uplift pile resistance underground water to silo；
Multiple function can vertically position prefabricated bulkhead plate with circumferential direction, ensure that prefabricated every layer of bulkhead plate is vertical vertical, circumferential shape
Into an annulus, so that stress is more reasonable；After completing multiple function construction, along height, fractional layer is pacified from top to bottom
Dress；When installing every layer of prefabricated bulkhead plate, height is excavated first and is greater than or equal to prefabricated bulkhead plate height, diameter is greater than or equal to
The space of warehouse overall diameter, while ensure that the soil body does not cave in digging process, it could so give prefabricated bulkhead plate installation to leave
Construction space, ensures that bulkhead plate construction safety is smoothed out；When cutting depth is below level of ground water, precipitation is first carried out,
Then excavated；After installing every layer of prefabricated bulkhead plate, the slip casting between bulkhead surrounding soil and prefabricated bulkhead plate, ensures
When excavating next layer soil body, this layer soil body does not cave in, so as to ensure safety when subsoil excavates.Every layer of prefabricated bulkhead plate installation
Shi Caiyong the following two kinds methods：A, when every layer of prefabricated bulkhead plate is circumferential to be connected using last-cost joint mode, every layer of prefabricated bulkhead plate
During installation, bulkhead plate and adjacent multiple function or reinforcing prop are welded first, ensure prefabricated bulkhead plate and multiple function or reinforcement
Column is reliably connected, then with the contiguous prefabricated bulkhead plate of junction steel plate weld horizontal, finally between horizontally adjacent prefabricated bulkhead plate
Pour the water-proof concrete of identical with a prefabricated bulkhead plate or high strength grade.B, slot is used when every layer of prefabricated bulkhead plate is circumferential
When mode connects, first, it will be welded on the outside of the left and right end of first block of prefabricated bulkhead plate with multiple function or reinforcing prop, then, will
The left end male of its contiguous prefabricated bulkhead plate in right side is trapezoidal or half elliptic plug be inserted into adjacent bulkhead plate female it is trapezoidal or half
In oval slot and it is welded to connect, right end female is trapezoidal or half elliptic slot is welded with multiple function or reinforcing prop, according to
Above-mentioned welding method is installed successively, the installation until completing this layer of prefabricated bulkhead plate.By above-mentioned construction method, from top to bottom
The soil body to be excavated successively and prefabricated bulkhead plate is installed, the cylinder warehouse structure that every layer of bulkhead plate is formed can be used as foundation pit supporting system,
In this way, being well combined into one silo warehouse structure with foundation pit supporting system, independent progress pattern foundation pit supporting structure institute has not only been saved
The cost brought, substantially reduces construction investment, and substantially reduces the construction period of whole engineering.
Embodiment five
As shown in figures 1 and 3：Present embodiments provide that a kind of encased steel plate is stepped prefabricated assembled circularly to descend grain
Storehouse.Including orlop 5, the prefabricated bulkhead plate 3 of polylith, silo roof 4, multiple function 1, reinforcing prop 2, the bulkhead plate 3 is prefabricated for arc
There is attachment device on plate, periphery, can be connected by attachment device bulkhead plate with adjacent bulkhead plate, multiple function 1 or reinforcing prop 2
Connect；The multiple function 1 positions bulkhead.Multiple function 1 is divided into several sections from top to bottom, is set on the inside of the first segment of the superiors
There is first layer bulkhead plate 3, reinforcing prop 2 is first equipped with the inside of second segment so that 2 medial surface of reinforcing prop and the inner side of first layer bulkhead plate 3
Face is concordant, then is equipped with second layer bulkhead plate 3 in 2 medial surface of reinforcing prop so that first and second layer of bulkhead plate part overlap joint；With above-mentioned
Set-up mode so that second and third layer of bulkhead plate part overlap joint, overlaps to bottom one layer of bulkhead plate, is formed stepped always
Assembled circle underground granary.
3 outer surface of bulkhead plate sprays mask coating, and the material that the mask coating includes following parts by weight is made：Stone
115 parts of oil asphalt, 7 parts of glass fibre, 8 parts of bentonite, 6 parts of emulsifying agent, 1.5 parts of dispersant, 1.5 parts of stabilizer, Organic fluoride changes
25 parts of styrene-acrylic emulsion of property, 2.5 parts of antifreeze.
The emulsifying agent uses hydrogenated tallow amine, and the dispersant uses glyceryl monostearate, and the stabilizer uses
Sulfate, the antifreeze use ethylene glycol.
Embodiment six
As shown in figures 1 and 3：Present embodiments provide that a kind of encased steel plate is stepped prefabricated assembled circularly to descend grain
Storehouse.Including orlop 5, the prefabricated bulkhead plate 3 of polylith, silo roof 4, multiple function 1, reinforcing prop 2, the bulkhead plate 3 is prefabricated for arc
There is attachment device on plate, periphery, can be connected by attachment device bulkhead plate with adjacent bulkhead plate, multiple function 1 or reinforcing prop 2
Connect；The multiple function 1 positions bulkhead.Multiple function 1 is divided into several sections from top to bottom, is set on the inside of the first segment of the superiors
There is first layer bulkhead plate 3, reinforcing prop 2 is first equipped with the inside of second segment so that 2 medial surface of reinforcing prop and the inner side of first layer bulkhead plate 3
Face is concordant, then is equipped with second layer bulkhead plate 3 in 2 medial surface of reinforcing prop so that first and second layer of bulkhead plate part overlap joint；With above-mentioned
Set-up mode so that second and third layer of bulkhead plate part overlap joint, overlaps to bottom one layer of bulkhead plate, is formed stepped always
Assembled circle underground granary.
5 outer surface of bulkhead plate sprays mask coating, and the material that the mask coating includes following parts by weight is made：Stone
110 parts of oil asphalt, 10 parts of glass fibre, 9 parts of bentonite, 7.5 parts of emulsifying agent, 2 parts of dispersant, 2 parts of stabilizer, organic fluorine richness
30 parts of styrene-acrylic emulsion, 3 parts of antifreeze.
The emulsifying agent uses hydrogenated tallow amine, and the dispersant uses glyceryl monostearate, and the stabilizer uses
Sulfate, the antifreeze use ethylene glycol.
Embodiment seven
As shown in figures 1 and 3：Present embodiments provide that a kind of encased steel plate is stepped prefabricated assembled circularly to descend grain
Storehouse.Including orlop 5, the prefabricated bulkhead plate 3 of polylith, silo roof 4, multiple function 1, reinforcing prop 2, the bulkhead plate 3 is prefabricated for arc
There is attachment device on plate, periphery, can be connected by attachment device bulkhead plate with adjacent bulkhead plate, multiple function 1 or reinforcing prop 2
Connect；The multiple function 1 positions bulkhead.Multiple function 1 is divided into several sections from top to bottom, is set on the inside of the first segment of the superiors
There is first layer bulkhead plate 3, reinforcing prop 2 is first equipped with the inside of second segment so that 2 medial surface of reinforcing prop and the inner side of first layer bulkhead plate 3
Face is concordant, then is equipped with second layer bulkhead plate 3 in 2 medial surface of reinforcing prop so that first and second layer of bulkhead plate part overlap joint；With above-mentioned
Set-up mode so that second and third layer of bulkhead plate part overlap joint, overlaps to bottom one layer of bulkhead plate, is formed stepped always
Assembled circle underground granary.
5 outer surface of bulkhead plate sprays mask coating, and the material that the mask coating includes following parts by weight is made：Stone
105 parts of oil asphalt, 13 parts of glass fibre, 10 parts of bentonite, 9 parts of emulsifying agent, 2.5 parts of dispersant, 2.5 parts of stabilizer, Organic fluoride
35 parts of modifying cinepazid emulsion, 3.5 parts of antifreeze.
The emulsifying agent uses hydrogenated tallow amine, and the dispersant uses glyceryl monostearate, and the stabilizer uses
Sulfate, the antifreeze use ethylene glycol.
Embodiment five to seven provides the special mask coating in bulkhead plate outer surface, protection is played to bulkhead plate, corrosion-resistant is made
With, play the role of antiseepage, sealing to bulkhead, can spray when bulkhead plate is prefabricated or be sprayed when assembling bulkhead at the scene, from
Fundamentally solve corner, gap, the technical barrier such as junction leakage of irregular structure, enhance the water proofing property of underground granary
Energy.Glass fibre is added in mask coating, the toughness and tensile strength of coating is considerably increased, has delayed coating cracking
Time, increases its service life, and also has certain supporting role for bulkhead.The antifreezing agent of addition can reduce low temperature pair
The damage of mask coating, ensure that the safe operation of cold district winter underground granary.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, this area is common
Other modifications or equivalent substitution that technical staff makes technical scheme, without departing from technical solution of the present invention
Spirit and scope, should all cover among scope of the presently claimed invention.
Claims (10)
1. a kind of prefabricated assembled underground granary, the flat shape of the underground granary is prefabricated for circle, including orlop (5), polylith
Bulkhead plate (3), silo roof (4), multiple function (1), reinforcing prop (2), the bulkhead plate (3) are arc prefabricated chunk, and periphery has
Attachment device, can be attached by attachment device bulkhead plate with adjacent bulkhead plate, multiple function (1) or reinforcing prop (2)；It is described
Multiple function (1) positions bulkhead, its depth anchored into soil is more than orlop (5) depth, is subject to soil pressure, grain pressure
The main bearing member of power and resistance buoyancy；It is characterized in that：Multiple function (1) is divided into several sections from top to bottom, and the of the superiors
One section of inner side is equipped with first layer bulkhead plate (3), and second segment inner side is first equipped with reinforcing prop (2) so that reinforcing prop (2) medial surface and the
One layer of bulkhead plate (3) medial surface is concordant, then is equipped with second layer bulkhead plate (3) in reinforcing prop (2) medial surface so that first and second layer
Bulkhead plate part overlaps；With above-mentioned set-up mode so that second and third layer of bulkhead plate part overlap joint, overlaps to bottom always
One layer of bulkhead plate, forms stepped assembled circle underground granary.
2. underground granary as claimed in claim 1, it is characterised in that：The multiple function (1) and reinforcing prop (2) uses steel
Column or the concrete column equipped with steel embedded part, multiple function (1) are connected with reinforcing prop (2) by bolt or soldered.
3. underground granary as claimed in claim 1, it is characterised in that：The prefabricated bulkhead plate (3) for outside plate (13) and
The concrete slab of inner side combines integral structure, and outside plate (13) is connected with inner side concrete slab using holdfast, and inner side is mixed
Inner side in concrete board is equipped with bar-mat reinforcement, has L-type steel cornerite in bulkhead plate top, has on the bulkhead plate left side, the right and U below
Shaped steel cornerite.
4. underground granary as claimed in claim 1, it is characterised in that：The prefabricated bulkhead plate (3) for outside plate (13) and
The concrete slab of inner side combines integral structure, and outside plate (13) is connected with inner side concrete slab using holdfast, and inner side is mixed
Inner side in concrete board is equipped with bar-mat reinforcement, has L-type steel cornerite in bulkhead plate top, has U-shaped steel cornerite below, left in bulkhead plate
Side, the right are surrounded by steel plate, and left end is equipped with that male is trapezoidal or half elliptic plug, and it is recessed that right end is equipped with trapezoidal or half elliptic
Groove.
5. underground granary as claimed in claim 3, it is characterised in that：Prefabricated bulkhead plate (3) is circumferential horizontal concordant, its outside with
Multiple function (1) or reinforcing prop (2) are welded to connect, and are connected on the inside of contiguous prefabricated bulkhead plate (3) with junction steel plate (6), connect steel
Plate (6) is used with prefabricated bulkhead plate (3) and is welded to connect；In multiple function (1) or reinforcing prop (2) and contiguous prefabricated bulkhead plate (3)
And the anti-water coagulation of identical with prefabricated bulkhead plate (3) or high strongest grade is poured in the cavity that surrounds of junction steel plate (6)
Native (12).
6. underground granary as claimed in claim 4, it is characterised in that：The prefabricated bulkhead plate (3) is circumferential horizontal concordant, every piece
The male of prefabricated bulkhead plate (3) is trapezoidal or half elliptic plug is inserted into that contiguous prefabricated bulkhead plate (3) female is trapezoidal or half elliptic
In slot；Every piece of prefabricated bulkhead plate (3) is welded to connect with multiple function (1) or reinforcing prop (2), in contiguous prefabricated bulkhead plate (3)
The perps of side is directly connected using butt welding and/or is welded to connect with junction steel plate.
7. underground granary as claimed in claim 1, it is characterised in that：The upper and lower two layers vertical dislocation of prefabricated bulkhead plate (3)
Overlap joint, the overlapping part of upper and lower two layers of bulkhead plate are welded with elongated fillet welding (9).
8. underground granary as claimed in claim 1, it is characterised in that：Upper and lower two layers of dislocation of the prefabricated bulkhead plate (3) is taken
Meet place and be equipped with oblique stiffening plate (8), oblique stiffening plate (8) is welded with prefabricated bulkhead plate (3) up and down.
9. underground granary as claimed in claim 1, it is characterised in that：Upper and lower two layers of dislocation of the prefabricated bulkhead plate (3) is taken
The place of connecing is circumferentially spaced to be provided with ribbed stiffener (7)；The ribbed stiffener (7) is cut away right angle by right angled triangle steel plate and is formed, and should add
Strength rib (7) and the adjacent equal vertical welding of prefabricated bulkhead plate (3) up and down；Ribbed stiffener (7) is polylith, vertically prefabricated bulkhead plate (3)
Overlapping part circumferential direction is uniformly distributed.
A kind of 10. construction method for building the underground granary described in the claims 1-9 any one, it is characterised in that：Institute
Construction method is stated to comprise the following steps：
(1) multiple function (1) is driven underground by certain depth in precalculated position according to design requirement；
(2) surrounded in multiple function (1) and first layer soil is excavated in region；
(3) after first layer soil is excavated, the installation prefabricated bulkhead plate (3) of first layer on the inside of multiple function (1)；
(4) after installing the prefabricated bulkhead plate (3) of first layer, second layer soil is down excavated in continuation；
(5) the installation first layer reinforcing prop (2) on the inside of multiple function (1)；
(6) the installation prefabricated bulkhead plate (3) of the second layer on the inside of first layer reinforcing prop (2)；
(7) according to the construction method of above-mentioned (4)-(6) step, prefabricated bulkhead plate (3) is installed downwards successively, until orlop position；
(8) orlop plate (5) construction is carried out；
(9) construction of Hold Ceiling (3) is finally carried out, that is, completes the overall structure of underground granary.
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| FR3011023A1 (en) * | 2013-09-25 | 2015-03-27 | Vermeulen Materiaux | EQUIPMENT FOR CARRYING OUT A REMOVABLE COVER STORAGE BUILDING |
| CN206189972U (en) * | 2016-06-29 | 2017-05-24 | 河南工业大学 | Circular underground granary of prefabricated assembled of outer steel plated echelonment |
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|---|---|---|---|---|
| CN1090618A (en) * | 1993-02-02 | 1994-08-10 | 侯殿新 | Soil-free assembling granary |
| CN2383913Y (en) * | 1999-07-13 | 2000-06-21 | 孙志祥 | Barn |
| CN2372399Y (en) * | 1999-07-23 | 2000-04-05 | 吉林省德惠市德惠粮食经贸有限责任公司 | Prefabricatd panels and blocks combined bulk storage bin |
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