A kind of circular prefabricated assembled underground granary of interior steel plated
Technical field
The present invention relates to underground granary technical field, and in particular to a kind of circular prefabricated assembled underground grain of interior steel plated
Storehouse.
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 circular prefabricated assembled underground granary of interior steel plated, this is prefabricated assembledly
The interior steel plated of lower silo can replace waterproof roll, have preferable waterproof, anti-seepage effect and comprehensive benefit;Prefabricated bulkhead plate can
Being produced in prefabricated components factory normalization, processing and manufacturing quality can effectively control and energy conservation and 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, section
About pattern foundation pit supporting structure cost, reduces 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, the prefabricated bulkhead plate is arc prefabricated chunk, and there is company on periphery
Connection device, can be attached by the prefabricated bulkhead plate of attachment device with contiguous prefabricated bulkhead plate, multiple function;The multiple function
Bulkhead is positioned, its depth anchored into soil is more than orlop depth, is subject to soil pressure, pressure and resistance buoyancy
Main bearing member;It is characterized in that:Multiple function is divided into several sections from top to bottom, and first layer is equipped with the inside of the first segment of the superiors
Prefabricated bulkhead plate, is equipped with the prefabricated bulkhead plate of the second layer on the inside of second segment, with above-mentioned set-up mode, until one layer of bottom is prefabricated
Bulkhead plate, forms circular assembled underground granary structure;The prefabricated bulkhead plate is hardened for the concrete in inner side steel plate and outside
Overall structure is synthesized, inner side steel plate is connected with outside concrete using holdfast, and is surrounded by U-shaped steel plate in left and right end.
It is a feature of the present invention that the prefabricated bulkhead plate multiple function uses steel column or the concrete equipped with steel embedded part
Column, multiple function are equipped with positioning steel member.Multiple function using steel column or equipped with steel embedded part can cause contiguous prefabricated bulkhead plate with
Multiple function is easily welded;The positioning steel member of multiple function can carry out accurately fixed when prefabricated bulkhead plate is installed
Position, while provide fixation before prefabricated bulkhead plate and multiple function welding.
It is a feature of the present invention that the prefabricated bulkhead plate is circumferential horizontal concordant, its outside is welded to connect with multiple function,
Welded on the inside of the contiguous prefabricated bulkhead plate in left and right with junction steel plate;Enclosed in multiple function, contiguous prefabricated bulkhead plate and junction steel plate
Into cavity in pour the water-proof concrete of identical with prefabricated bulkhead plate or high strongest grade.In this way, in prefabricated bulkhead plate
Outside after multiple function or reinforcing prop welding with ensure that outside plate maintains an entirety in circumferential direction, so as to prefabricated storehouse
Wall carries out effective waterproof;In addition, being welded to connect on the inside of prefabricated bulkhead plate with junction steel plate, on the one hand add at node
Second waterproof measure, and multiple function or reinforcing prop and prefabricated bulkhead and the concrete between it is formd entirety
Structure, makes stress more reasonable, the simpler convenience of node construction.
The present invention is further characterized in that in the prefabricated bulkhead plate top, has U-shaped or L-type cornerite below.In this way, can be square
Just neighbouring prefabricated bulkhead plate is welded to connect with junction steel plate and multiple function.
It is a feature of the present invention that the vertical outside of the prefabricated bulkhead plate is concordant, in neighbouring prefabricated storehouse wall panels end,
Outer both sides are welded to connect with junction steel plate;Poured in the cavity that contiguous prefabricated bulkhead plate and junction steel plate surround and prefabricated storehouse
Siding is identical or the water-proof concrete of high strongest grade.The grain of soil pressure greatly in the inner on the outside of underground bin is to bulkhead
Lateral pressure, so in bulkhead structure design, underground bin is only subject to the force status of soil pressure to be worst during hole capital after selling all securities, and real
Along bulkhead, the soil body gradually increases the pressure of bulkhead from top to bottom on border, and therefore, the thickness of every layer of prefabricated bulkhead plate should basis
Bulkhead loading characteristic carries out variable cross-section design could more rationally, and bulkhead expenditure of construction could be more economical.Prefabricated bulkhead plate is vertical
Outside is concordant, can both make every layer of prefabricated bulkhead plate be easier to weld and position with multiple function, inner side can also be according to reality
Stressing conditions could be adjusted to meet rational variable cross-section design requirement.The neighbouring prefabricated inside and outside both sides of storehouse wall panels end are equal
It is welded to connect with junction steel plate, and water-proof concrete is poured between them, on the one hand can so meets that neighbouring prefabricated board connects
The Structural Design Requirement of node is connect, while inside and outside steel plate provides two reliable waterproof measures for the waterproof of bulkhead lap-joint.
It is a feature of the present invention that the vertical outside of prefabricated bulkhead plate is concordant, the horizontal joint on the inside of neighbouring prefabricated bulkhead plate
Directly connected using butt welding and/or be welded to connect with junction steel plate.In this way, pair of neighbouring prefabricated bulkhead plate tip inside
Connecing weldering and/or junction steel plate makes the prefabricated bulkhead plate of levels form an overall structure, while the steel plate on bulkhead is in vertical shape
Into the waterproof measure of a closing.
It is a feature of the present invention that the prefabricated bulkhead plate lower end is equipped with, male is trapezoidal or half elliptic plug, upper end are equipped with
Female is trapezoidal or half elliptic slot.So facilitate the positioning of prefabricated bulkhead plate and the contiguous prefabricated bulkhead plate of surrounding and be connected.
It is a feature of the present invention that the vertical outside of the prefabricated bulkhead plate is concordant, the male ladder of every piece of prefabricated bulkhead plate lower end
Shape or half elliptic plug be inserted into contiguous prefabricated bulkhead plate upper end female is trapezoidal or half elliptic slot in;It is neighbouring prefabricated
Horizontal joint on the inside of bulkhead plate is directly connected using butt welding and/or is welded to connect with junction steel plate.Under every layer of prefabricated bulkhead plate
The male at end is trapezoidal or half elliptic plug can provide positioning and connection function during bulkhead plate installation prefabricated for adjacent lower, under
The female of the prefabricated bulkhead plate upper end of layer is trapezoidal or half elliptic slot can play the relative displacement for constraining radial direction, resists node
The shearing of junction.
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 the silo roof uses concrete-armor Plate.In this way, said structure is abundant
When having played the resistance to compression of concrete and the tensile capacity of steel plate, made large span Hold Ceiling structure stress more reasonable, and having constructed
Difficulty of construction can be significantly reduced, while can also accelerate speed of application by the use of steel plate as template.
It is a feature of the present invention that multiple function and reinforcing prop use section form as straight line or the open tubular column or reality of curve
Stem.
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) the prefabricated bulkhead plate of the second layer is installed on the inside of multiple function;(6) according to the construction party of above-mentioned (4)-(5) step
Method, installs downwards prefabricated bulkhead plate, until orlop position successively;(7) orlop construction is carried out;(8) silo roof construction is finally carried out, i.e.,
Complete the overall structure of underground granary.Depth is driven underground according to foundation bearing capacity, buoyancy, bulkhead soil pressure, grain in multiple function
Depending on eating lateral pressure many factors synthesis, when foundation bearing capacity cannot meet engine request, positioning column and reinforcing prop can at this time
With the vertical pressure transmitted instead of pile by silo;In addition, multiple function and reinforcing prop can also replace uplift pile resistance underground
Buoyancy of the water to silo;Multiple function can vertically position prefabricated bulkhead plate with circumferential direction, ensure prefabricated every layer of bulkhead plate
Vertical vertical, circumferential direction forms an annulus, so that stress is more reasonable;Complete multiple function construction after, along height on to
Lower fractional layer is installed;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 ensures that the soil body does not cave in digging process, could so give prefabricated
The installation of bulkhead plate leaves construction space, ensures that prefabricated bulkhead plate construction safety is smoothed out;When cutting depth level of ground water with
When lower, precipitation is first carried out, is then excavated;After installing every layer of prefabricated bulkhead plate, in bulkhead surrounding soil and prefabricated storehouse
Slip casting between siding, ensures that this layer soil body does not cave in when excavating next layer soil body, so as to ensure peace when subsoil excavates
Entirely.During every layer of prefabricated bulkhead plate installation, prefabricated bulkhead plate and adjacent multiple function or reinforcing prop are welded first, ensure prefabricated storehouse
Siding is reliably connected with multiple function or reinforcing prop, then with the contiguous prefabricated bulkhead plate of junction steel plate weld horizontal, finally in water
The water-proof concrete of identical with a prefabricated bulkhead plate or high strength grade is poured between flat contiguous prefabricated bulkhead plate.It is adjacent pre- up and down
The vertical outside of bulkhead plate processed is concordant, its connection mode is as follows:(1) the neighbouring prefabricated inside and outside both sides of storehouse wall panels end are with company
Steel plate is connect to be welded to connect;Poured in the cavity that contiguous prefabricated bulkhead plate and junction steel plate surround identical or high with prefabricated bulkhead plate
The water-proof concrete of strongest grade;(2) horizontal joint on the inside of neighbouring prefabricated bulkhead plate is directly connected using butt welding
And/or it is welded to connect with junction steel plate;(3) when prefabricated bulkhead plate lower end is equipped with, male is trapezoidal or half elliptic plug, upper end are set
There is female trapezoidal or during half elliptic slot, the male of every piece of prefabricated bulkhead plate lower end is trapezoidal or the insertion of half elliptic plug is adjacent
The female of prefabricated bulkhead plate upper end is trapezoidal or half elliptic slot in, the horizontal joint on the inside of neighbouring prefabricated bulkhead plate is directly adopted
Connected with butt welding and/or be welded to connect with junction steel plate.By above-mentioned construction method, the soil body and installation are excavated successively from top to bottom
Prefabricated bulkhead plate, the cylinder warehouse structure that every layer of prefabricated 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
First, second and third kind of underground bin floor plan of Fig. 1
First, second and third kind of underground bin section layout drawing of Fig. 2
The prefabricated bulkhead plate schematic cross-section of the first monolithic of Fig. 3
The prefabricated bulkhead plate schematic cross-section of second of monolithic of Fig. 4
The prefabricated bulkhead plate schematic cross-section of the third monolithic of Fig. 5
First, second and third kind of precast slab horizontal layout schematic diagram of Fig. 6
The first bulkhead node schematic diagram of Fig. 7
Second of bulkhead node schematic diagram of Fig. 8
The third bulkhead node schematic diagram of Fig. 9
In attached drawing:1 is multiple function;2 be prefabricated bulkhead plate;3 be silo roof;4 be orlop;6 be grain port;7 be earthing;
8 be water-proof concrete;9 be inner side steel plate.
Embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples.
Embodiment one
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 6, Fig. 7:It is circular prefabricated assembledly to present embodiments provide a kind of interior steel plated
Lower silo.Including orlop 4, the prefabricated bulkhead plate 2 of polylith, silo roof 3, multiple function 1, the prefabricated bulkhead plate 2 is prefabricated for arc
There is attachment device on plate, periphery, can be carried out by the prefabricated bulkhead plate 2 of attachment device with contiguous prefabricated bulkhead plate 2, multiple function 1
Connection;The multiple function 1 positions bulkhead.Multiple function 1 is divided into several sections from top to bottom, the first segment inner side of the superiors
The prefabricated bulkhead plate 2 of the second layer is equipped with equipped with the prefabricated bulkhead plate 2 of first layer, on the inside of second segment, with above-mentioned set-up mode, until most
One layer of prefabricated bulkhead plate 2 below, forms circular assembled underground granary structure;The prefabricated bulkhead plate 2 is for inner side steel plate 9 and outside
The concrete slab of side combines integral structure, and inner side steel plate 9 is connected with outside concrete using holdfast, and in left and right end
It is surrounded by U-shaped steel plate.
The multiple function 1 uses steel column or the concrete column equipped with steel embedded part.
The prefabricated bulkhead plate 2 is circumferential horizontal concordant, its outside is welded to connect with multiple function 1, the contiguous prefabricated storehouse in left and right
2 inner side junction steel plate 5 of siding welds;In the cavity that multiple function 1, contiguous prefabricated bulkhead plate 2 and junction steel plate 5 surround
Pour the water-proof concrete of identical with prefabricated bulkhead plate 2 or high strongest grade.
In prefabricated 2 top of bulkhead plate, there is U-shaped or L-type cornerite below.The vertical outside of the prefabricated bulkhead plate 2 is flat
Together, the inside and outside both sides in neighbouring prefabricated 2 end of bulkhead plate are welded to connect with junction steel plate;In contiguous prefabricated bulkhead plate 2 and even
Connect the water-proof concrete that identical with prefabricated bulkhead plate 2 or high strongest grade is poured in the cavity that steel plate surrounds.
Embodiment two
As shown in Figure 1, Figure 2, shown in Fig. 4, Fig. 6, Fig. 8:It is circular prefabricated assembledly to present embodiments provide a kind of interior steel plated
Lower silo.Including orlop 4, the prefabricated bulkhead plate 2 of polylith, silo roof 3, multiple function 1, the prefabricated bulkhead plate 2 is prefabricated for arc
There is attachment device on plate, periphery, can be carried out by the prefabricated bulkhead plate 2 of attachment device with contiguous prefabricated bulkhead plate 2, multiple function 1
Connection;The multiple function 1 positions bulkhead.Multiple function 1 is divided into several sections from top to bottom, the first segment inner side of the superiors
The prefabricated bulkhead plate 2 of the second layer is equipped with equipped with the prefabricated bulkhead plate 2 of first layer, on the inside of second segment, with above-mentioned set-up mode, until most
One layer of prefabricated bulkhead plate 2 below, forms circular assembled underground granary structure;The prefabricated bulkhead plate 2 is for inner side steel plate 9 and outside
The concrete slab of side combines integral structure, and inner side steel plate 9 is connected with outside concrete using holdfast, and in left and right end
It is surrounded by U-shaped steel plate.
The multiple function 1 uses steel column or the concrete column equipped with steel embedded part.
The prefabricated bulkhead plate 2 is circumferential horizontal concordant, its outside is welded to connect with multiple function 1, the contiguous prefabricated storehouse in left and right
2 inner side junction steel plate 5 of siding welds;In the cavity that multiple function 1, contiguous prefabricated bulkhead plate 2 and junction steel plate 5 surround
Pour the water-proof concrete of identical with prefabricated bulkhead plate 2 or high strongest grade.
In prefabricated 2 top of bulkhead plate, below without cornerite.The vertical outside of the prefabricated bulkhead plate 2 is concordant, up and down phase
The horizontal joint of the adjacent prefabricated inner side of bulkhead plate 2 is directly connected using butt welding and/or is welded to connect with junction steel plate.
Embodiment three
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 6, Fig. 7:It is circular prefabricated assembledly to present embodiments provide a kind of interior steel plated
Lower silo.Including orlop 4, the prefabricated bulkhead plate 2 of polylith, silo roof 3, multiple function 1, the prefabricated bulkhead plate 2 is prefabricated for arc
There is attachment device on plate, periphery, can be carried out by the prefabricated bulkhead plate 2 of attachment device with contiguous prefabricated bulkhead plate 2, multiple function 1
Connection;The multiple function 1 positions bulkhead.Multiple function 1 is divided into several sections from top to bottom, the first segment inner side of the superiors
The prefabricated bulkhead plate 2 of the second layer is equipped with equipped with the prefabricated bulkhead plate 2 of first layer, on the inside of second segment, with above-mentioned set-up mode, until most
One layer of prefabricated bulkhead plate 2 below, forms circular assembled underground granary structure;The prefabricated bulkhead plate 2 is for inner side steel plate 9 and outside
The concrete slab of side combines integral structure, and inner side steel plate 9 is connected with outside concrete using holdfast, and in left and right end
It is surrounded by U-shaped steel plate.
The multiple function 1 uses steel column or the concrete column equipped with steel embedded part.
The prefabricated bulkhead plate 2 is circumferential horizontal concordant, its outside is welded to connect with multiple function 1, the contiguous prefabricated storehouse in left and right
2 inner side junction steel plate 5 of siding welds;In the cavity that multiple function 1, contiguous prefabricated bulkhead plate 2 and junction steel plate 5 surround
Pour the water-proof concrete of identical with prefabricated bulkhead plate 2 or high strongest grade.
Prefabricated 2 lower end of bulkhead plate is equipped with that male is trapezoidal or half elliptic plug, and upper end is equipped with that female is trapezoidal or half is ellipse
Circular socket.The vertical outside of the prefabricated bulkhead plate 2 is concordant, and the male of every piece of prefabricated 2 lower end of bulkhead plate is trapezoidal or half elliptic
Plug be inserted into contiguous prefabricated 2 upper end of bulkhead plate female is trapezoidal or half elliptic slot in;The neighbouring inner side of prefabricated bulkhead plate 2
Horizontal joint directly using butt welding connect and/or be welded to connect with junction steel plate.
Example IV
As depicted in figs. 1 and 2:Present embodiments provide a kind of circular prefabricated assembled underground granary of interior steel plated.Including
The prefabricated bulkhead plate 2 of orlop 4, polylith, silo roof 3, multiple function 1, the prefabricated bulkhead plate 2 are arc prefabricated chunk, and periphery has
Attachment device, can be attached by the prefabricated bulkhead plate 2 of attachment device with contiguous prefabricated bulkhead plate 2, multiple function 1;It is described more
Functional column 1 positions bulkhead.Multiple function 1 is divided into several sections from top to bottom, and first layer is equipped with the inside of the first segment of the superiors
Prefabricated bulkhead plate 2, is equipped with the prefabricated bulkhead plate 2 of the second layer on the inside of second segment, with above-mentioned set-up mode, until bottom one layer in advance
Bulkhead plate 2 processed, forms circular assembled underground granary structure;The prefabricated bulkhead plate 2 is inner side steel plate 9 and the concrete in outside
The overall structure of hardened synthesis, inner side steel plate 9 is connected with outside concrete using holdfast, and is surrounded by U-shaped steel in left and right end
Plate.
The orlop 4 is pyramidal structure, and the orlop 4 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 3 uses two-sided steel plate concrete combining structure, and the silo roof 3 sets grain port 6, the silo roof 3
Top sets earthing 7.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.
Embodiment five
The present embodiment additionally provides a kind of construction method of the circular prefabricated assembled underground granary of interior steel plated, including as follows
Step:
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 2 of first layer;
4) after installing the prefabricated bulkhead plate 2 of first layer, second layer soil is down excavated in continuation;
5) in the inner side of the multiple function 1 installation prefabricated bulkhead plate 2 of the second layer;
6) according to above-mentioned 4) -5) construction method of step, prefabricated bulkhead plate (2) is installed downwards successively, until orlop 4
Put;
7) orlop 4 is carried out to construct;
8) construction of silo roof 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, positioning column and reinforcing prop can replace pile by silo at this time
The vertical pressure transmitted;In addition, multiple function and reinforcing prop can also replace buoyancy of the uplift pile resistance underground water to silo;It is more
Functional column can vertically position prefabricated bulkhead plate with circumferential direction, ensure that prefabricated every layer of bulkhead plate is vertical vertical, circumferential direction is formed
One annulus, so that stress is more reasonable;After completing multiple function construction, along height, fractional layer is installed from top to bottom;
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 storehouse
The space of outer diameter, while ensure that the soil body does not cave in digging process, it could so give prefabricated bulkhead plate installation to leave and apply
Work space, ensures that prefabricated bulkhead plate construction safety is smoothed out;When cutting depth is below level of ground water, first to be dropped
Water, is then excavated;After installing every layer of prefabricated bulkhead plate, the slip casting between bulkhead surrounding soil and prefabricated bulkhead plate, is protected
When excavating next layer soil body, this layer soil body does not cave in card, so as to ensure safety when subsoil excavates.Every layer of prefabricated bulkhead plate
During installation, prefabricated bulkhead plate and adjacent multiple function or reinforcing prop are welded first, ensure prefabricated bulkhead plate and multiple function or
Reinforcing prop is reliably connected, then with the contiguous prefabricated bulkhead plate of junction steel plate weld horizontal, finally in horizontally adjacent prefabricated bulkhead plate
Between pour the water-proof concrete of identical with a prefabricated bulkhead plate or high strength grade.The adjacent prefabricated vertical outside of bulkhead plate up and down
Concordantly, its connection mode is as follows:A, the neighbouring prefabricated inside and outside both sides of storehouse wall panels end are welded to connect with junction steel plate;
The anti-of identical with prefabricated bulkhead plate or high strongest grade is poured in the cavity that contiguous prefabricated bulkhead plate and junction steel plate surround
Water coagulation soil;B, the horizontal joint on the inside of neighbouring prefabricated bulkhead plate is directly connected using butt welding and/or welded with junction steel plate
Connect in succession;C, when prefabricated bulkhead plate lower end is equipped with, male is trapezoidal or half elliptic plug, and upper end is equipped with that female is trapezoidal or semiellipse
During shape slot, the male of every piece of prefabricated bulkhead plate lower end is trapezoidal or half elliptic plug is inserted into the recessed of contiguous prefabricated bulkhead plate upper end
Formula is trapezoidal or half elliptic slot in, horizontal joint on the inside of neighbouring prefabricated bulkhead plate directly using butt welding connection and/or
It is welded to connect with junction steel plate.By above-mentioned construction method, excavate the soil body successively from top to bottom and prefabricated bulkhead plate is installed, every layer pre-
The cylinder warehouse structure that bulkhead plate processed is formed can be used as foundation pit supporting system, in this way, well by silo warehouse structure and foundation pit
Support system is combined into one, not only saved it is independent progress pattern foundation pit supporting structure caused by cost, substantially reduce construction investment, and
Substantially reduce the construction period of whole engineering.
Embodiment six
Present embodiments provide a kind of circular prefabricated assembled underground granary of interior steel plated.Including orlop 4, the prefabricated storehouse of polylith
Siding 2, silo roof 3, multiple function 1, the prefabricated bulkhead plate 2 are arc prefabricated chunk, and there is attachment device on periphery, passes through connection
The prefabricated bulkhead plate 2 of device can be attached with contiguous prefabricated bulkhead plate 2, multiple function 1;The multiple function 1 carries out bulkhead
Positioning.Multiple function 1 is divided into several sections from top to bottom, and the prefabricated bulkhead plate 2 of first layer, second segment are equipped with the inside of the first segment of the superiors
Inner side is equipped with the prefabricated bulkhead plate 2 of the second layer, with above-mentioned set-up mode, until bottom one layer of prefabricated bulkhead plate 2, is formed circular
Assembled underground granary structure;The prefabricated bulkhead plate 2 combines integral knot for the concrete slab in inner side steel plate 9 and outside
Structure, inner side steel plate 9 is connected with outside concrete using holdfast, and is surrounded by U-shaped steel plate in left and right end.
Prefabricated 2 outer surface of the bulkhead plate spraying mask coating, the mask coating include the material system of following parts by weight
Into:115 parts of 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 are organic
25 parts of fluorine richness styrene-acrylic emulsion, 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 seven
Present embodiments provide a kind of circular prefabricated assembled underground granary of interior steel plated.Including orlop 4, the prefabricated storehouse of polylith
Siding 2, silo roof 3, multiple function 1, the prefabricated bulkhead plate 2 are arc prefabricated chunk, and there is attachment device on periphery, passes through connection
The prefabricated bulkhead plate 2 of device can be attached with contiguous prefabricated bulkhead plate 2, multiple function 1;The multiple function 1 carries out bulkhead
Positioning.Multiple function 1 is divided into several sections from top to bottom, and the prefabricated bulkhead plate 2 of first layer, second segment are equipped with the inside of the first segment of the superiors
Inner side is equipped with the prefabricated bulkhead plate 2 of the second layer, with above-mentioned set-up mode, until bottom one layer of prefabricated bulkhead plate 2, is formed circular
Assembled underground granary structure;The prefabricated bulkhead plate 2 combines integral knot for the concrete slab in inner side steel plate 9 and outside
Structure, inner side steel plate 9 is connected with outside concrete using holdfast, and is surrounded by U-shaped steel plate in left and right end.
Prefabricated 2 outer surface of the bulkhead plate spraying mask coating, the mask coating include the material system of following parts by weight
Into:110 parts of asphalt, 10 parts of glass fibre, 9 parts of bentonite, 7.5 parts of emulsifying agent, 2 parts of dispersant, 2 parts of stabilizer are organic
30 parts of fluorine richness 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 eight
Present embodiments provide a kind of circular prefabricated assembled underground granary of interior steel plated.Including orlop 4, the prefabricated storehouse of polylith
Siding 2, silo roof 3, multiple function 1, the prefabricated bulkhead plate 2 are arc prefabricated chunk, and there is attachment device on periphery, passes through connection
The prefabricated bulkhead plate 2 of device can be attached with contiguous prefabricated bulkhead plate 2, multiple function 1;The multiple function 1 carries out bulkhead
Positioning.Multiple function 1 is divided into several sections from top to bottom, and the prefabricated bulkhead plate 2 of first layer, second segment are equipped with the inside of the first segment of the superiors
Inner side is equipped with the prefabricated bulkhead plate 2 of the second layer, with above-mentioned set-up mode, until bottom one layer of prefabricated bulkhead plate 2, is formed circular
Assembled underground granary structure;The prefabricated bulkhead plate 2 combines integral knot for the concrete slab in inner side steel plate 9 and outside
Structure, inner side steel plate 9 is connected with outside concrete using holdfast, and is surrounded by U-shaped steel plate in left and right end.
Prefabricated 2 outer surface of the bulkhead plate spraying mask coating, the mask coating include the material system of following parts by weight
Into:105 parts of 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, has
35 parts of machine fluorine richness styrene-acrylic 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 six to eight provides the special mask coating in prefabricated bulkhead plate outer surface, prefabricated bulkhead plate is played protection,
Corrosion-resistant acts on, and plays the role of antiseepage, sealing to bulkhead, can spray when prefabricated bulkhead plate is prefabricated or assemble storehouse at the scene
Sprayed during wall, fundamentally solve corner, gap, irregular structure junction leakage etc. technical barrier, enhance underground
The water resistance of silo.Glass fibre is added in mask coating, the toughness and tensile strength of coating is considerably increased, delays
The time of coating cracking, increase its service life, and also there is certain supporting role for bulkhead.The antifreezing agent of addition can
To reduce damage of the low temperature to mask coating, the safe operation of cold district winter underground granary ensure that.
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.