The stepped prefabricated assembled circular underground granary of steel plated in a kind of
Technical field
The present invention relates to underground granary technical field, be specifically related to steel plated in one stepped prefabricated assembled circularly
Lower silo.
Background technology
Underground granary is built under shallow layer surface, long-term low-temperature grain-storage, keeps grain quality, suppression insect pest to occur, it is to avoid
Use toxic agents is fumigated, opposing corollary failure and the dual-purpose many merits that waits of drawing, and many expert is consistent with scholar thinks reasonable
Popularization and application underground grain storehouse new system and new technique, it is possible to realize low-temperature environment-friendly, energy-conservation save land, detraction of guaranteeing the quality, ecological grain storage.
The existing underground granary of China is typically at the relatively low general loess of level of ground water be suitable for being stained with property area, such as cave dwelling
Storehouse, loudspeaker storehouse, double curvature arch storehouse, semi-underground bin, shape loudspeaker storehouse, hole;The most built underground bin mostly is brickwork construction, and capacity is little, accounts for
Ground area is big, mechanization degree is low.
In order to build be useful in that level of ground water is higher, complex geological condition region can the Novel underground silo of popularization and application,
Some national patents and document it is also proposed circular grain bin, and the large space Underground Rectangular that cylinder, semicircular cylinder surround, combined type is enclosed in stake
The storehouse types such as underground bin, but the popularization and application of above-mentioned new storehouse type, there is also some problem demanding prompt solutions, such as: (1) underground grain storage
Storehouse has high standard requirement waterproof, moistureproof.Guarantee that warehouse is water-tight in service life, do not seep water;The web material used is easy
Aging, working procedure is complicated, and difficulty is big, construction quality problem easily occurs.(2) the wet trade environment construction period of deep basal pit
Long.After excavation of foundation pit, precipitation, storehouse base plate is cast-in-place, bulkhead slding form operation needs to carry out in wet trade 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 at the bottom of Cang Ding, bulkhead and storehouse,
This bulkhead Covered with Angles, steel plate also can be connected formation with steel plate steel beam column by bulkhead separately as waterproof, the damp-proof layer of bulkhead
The bulkhead of combinative structure comes waterproof, moistureproof.Underground granary bulkhead be shaped as linear or shaped form, as cylindrical shape, square tube shape,
Semicircle bulkhead etc..This invention solves the waterproof and dampproof problem of storehouse base plate by encased steel plate.Constructing at the bottom of storehouse simultaneously
Time, steel plate as template, is accelerated speed of application, is reduced construction cost, but its construction is constructed for cast in situs, and this construction
The deficiencies such as method needs to carry out excavation of foundation pit, so there is integral constructing cost high, long construction period.
A kind of underground granary of the disclosure of the invention of Application No. CN200910207154.7, including at the bottom of Cang Ding, bulkhead and storehouse,
This bulkhead is divided into inner and outer wall, uses connector to be linked to be entirety between inwall and outer wall, forms cavity between inwall and outer wall,
Described cavity is used for detection and the reparation that underground granary leaks, and ventilates for underground granary and the detection of grain feelings.This invention silo
It is also required to excavation of foundation pit, there is the deficiencies such as construction trouble, construction cost height, long construction period.
Prefabricated construction is to realize building structure industrialization and one of effective way of building energy conservation joint row, for a long time with
Come, concrete construction mainly uses the traditional work mode of site operation, and industrialization degree is low, water consumption, energy consumption, artificial rubbish,
Quantity of wastewater effluent is big, does not meets the Sustainable development policies of national energy-saving and environmental protection.Use fabricated construction, can be pre-with factory
System, assembled in situ, it is achieved building structure industrialization, can be effectively improved material in building energy conservation and the effect of structural behaviour simultaneously
Rate, the saving energy and resource, reduce building waste and the harmful effect of environment, reduce construction site restriction etc..Therefore, in order to carry
For a kind of " fast, good, save " underground grain storage new storehouse type, researching and developing prefabricated assembled Novel underground storehouse has become required.
Summary of the invention
It is an object of the invention to provide the stepped prefabricated assembled circular underground granary of steel plated in one, this prefabricated dress
Join steel plated in formula underground granary uses and can replace waterproof roll and bulkhead internal layer reinforcing bar, there is the most waterproof, anti-seepage effect
And comprehensive benefit;Prefabricated bulkhead plate can produce in prefabricated components factory normalization, and processing and manufacturing quality can effectively control and save
Can environmental protection, Prefabricated Assembling, mechanization installation, can crossed construction, shorten the construction period.It addition, prefabricated warehouse
Structure can save pattern foundation pit supporting structure cost as foundation pit supporting system, reduces construction investment.
The solution of the present invention is: a kind of prefabricated assembled underground granary, and the flat shape of this underground granary is circular,
Including at the bottom of storehouse, polylith prefabricated bulkhead plate, storehouse raising-plate, multiple function, multilamellar reinforcing prop, described bulkhead plate is arc precoated plate
Block, periphery has attachment means, can be carried out with adjacent bulkhead plate, multiple function and multilamellar reinforcing prop even by attachment means bulkhead plate
Connect;Bulkhead is positioned by described multiple function, and it anchors into the degree of depth in soil and is more than storehouse bottom plate depth, is subject to soil pressure, grain
Food pressure and the main bearing member of opposing buoyancy;Multiple function is divided into several sections from top to bottom, sets inside the first paragraph of the superiors
There is ground floor bulkhead plate, inside second segment, be first provided with reinforcing prop so that reinforcing prop medial surface is put down with ground floor bulkhead plate medial surface
Together, then at reinforcing prop medial surface it is provided with second layer bulkhead plate so that first and second layer of bulkhead plate part overlap joint;With above-mentioned similar
Set-up mode so that second and third layer of bulkhead plate part overlap joint, overlap joint is to bottom one layer of bulkhead plate always, forms stepped dress
Join formula circle underground granary;Described prefabricated bulkhead plate is that the concrete slab in inner side steel plate and outside is combined into overall structure, interior
Side steel plate uses holdfast to be connected with outside concrete, and the outside in the concrete slab of outside is provided with bar-mat reinforcement.
It is a feature of the present invention that prefabricated bulkhead plate multiple function and reinforcing prop use steel column or be provided with the coagulation of steel embedded part
Earth pillar, multiple function is connected by bolt or soldered with reinforcing prop, and multiple function or reinforcing prop are provided with the firm component in location.Many
Functional column and reinforcing prop to ensure that its connecting elements with surrounding forms a common stress of entirety, so, with steel column or be provided with
The concrete column of steel embedded part can the most connected Member Welding;Multiple function and reinforcing prop are by bolt or soldered
Connect into an entirety, and along with the increase of the degree of depth, the two global sections size formed is increasing, as such, it is possible to have
The soil pressure that the opposing of effect ground increases with the degree of depth from top to bottom, and structure design is the most reasonable.The location steel of multiple function
Component can position accurately when prefabricated bulkhead plate is installed, and welds premise at prefabricated bulkhead plate with multiple function simultaneously and supplies
Fixation.
Inventive feature also resides in has L-type cornerite in bulkhead plate top, has U-shaped cornerite on the bulkhead plate left side, the right.This
Sample can make bulkhead plate and surrounding contiguous prefabricated bulkhead plate and multiple function or reinforcing prop be welded to connect easily.
Inventive feature also resides in has L-type cornerite in bulkhead plate top, is all surrounded by steel plate on the bulkhead plate left side, the right,
And left end is provided with that male is trapezoidal or half elliptic plug, right-hand member is provided with trapezoidal or half elliptic groove.So can make easily
Contiguous prefabricated bulkhead plate is attached, thus accelerates speed of application, is greatly shortened construction period
It is a feature of the present invention that prefabricated bulkhead plate hoop level is concordant, weld with multiple function or reinforcing prop outside it even
Connecing, connect with junction steel plate inside contiguous prefabricated bulkhead plate, junction steel plate uses with prefabricated bulkhead plate and is welded to connect;Multi-functional
Pour with prefabricated bulkhead plate ad eundem in the cavity that post or reinforcing prop and contiguous prefabricated bulkhead plate and junction steel plate surround is anti-
Water coagulation soil.So, ensure that after welding with multiple function or reinforcing prop outside prefabricated bulkhead plate that inner side steel plate is with multi-functional
Post or reinforcing prop keep an entirety at hoop, it is thus possible to carry out the most waterproof to prefabricated bulkhead;It addition, inside bulkhead plate
It is welded to connect with junction steel plate, on the one hand has the second waterproof measure added at node, and make multiple function or reinforcement
Post and prefabricated bulkhead and the concrete between it define overall structure, make stress more reasonable, and node construction is simpler
Convenient.
It is concordant that inventive feature also resides in prefabricated bulkhead plate hoop level, and the male of every block of prefabricated bulkhead plate is trapezoidal or half
Ellipse plug inserts that contiguous prefabricated bulkhead plate female is trapezoidal or in semiellipse type slot;Every block of prefabricated bulkhead plate and multiple function
Or reinforcing prop is welded to connect, the perps inside contiguous prefabricated bulkhead plate directly uses butt welding connect and/or weld with junction steel plate
Connect in succession.First, weld with multiple function or reinforcing prop outside the left and right end of first block of prefabricated bulkhead plate, then, it is right
The left end male of side contiguous prefabricated bulkhead plate is trapezoidal or semiellipse type plug inserts that the female of adjacent bulkhead plate is trapezoidal or semiellipse
Type slot is interior and is welded to connect, and right-hand member female is trapezoidal or semiellipse type slot welds with multiple function or reinforcing prop, according to above-mentioned
Welding method is installed successively, until completing the installation of this layer of prefabricated bulkhead plate.Prefabricated bulkhead the most not only can be made with many
Functional column or reinforcing prop form the common stress of overall structure, and prefabricated bulkhead can be made to form an envelope by being welded on hoop
Close entirety and be effectively carried out waterproof, moistureproof, antiseepage;It addition, the connected mode of contiguous prefabricated bulkhead plate insertion slot type makes node
Form and construction are simpler, thus accelerate speed of application, are greatly shortened construction period.
Inventive feature also resides in the prefabricated bulkhead plate vertical dislocation lap joint of upper and lower two-layer, taking of upper and lower two-layer bulkhead plate
Connect the elongated fillet weld seam in position.The upper and lower two-layer of prefabricated bulkhead plate vertical dislocation lap joint mode makes neighbouring bulkhead plate
Junction is very convenient when constructing, it is possible to preferably ensure construction quality;The elongated angle of the overlapping part of upper and lower two-layer bulkhead plate
Weld seam forms entirety after on the one hand making the upper and lower seamless welding of steel plate, thus prevents subsoil water from flowing to or infiltering in underground bin well
Portion, on the other hand makes upper and lower bulkhead plate structurally become an entirety, jointly resists soil pressure with multiple function or reinforcing prop
Etc. external force.
Inventive feature also resides in and is provided with oblique stiffening plate at the upper and lower two-layer dislocation lap joint of prefabricated bulkhead plate, strengthens
Plate welds with upper and lower bulkhead plate.When grain delivers from godown, at the upper and lower two-layer dislocation lap joint of prefabricated bulkhead plate, grain can be left, this
Place's grain cleans relatively difficult;On the one hand lap-joint is provided with the oblique stiffening plate of certain slope makes grain enter storehouse by gravity flow
In, on the other hand can be that bulkhead lap-joint provides the waterproof guarantee of second, upper and lower storehouse can be strengthened at structure design aspect simultaneously
The connection of wall.
Inventive feature also resides in circumferentially spaced being provided with at the upper and lower two-layer dislocation lap joint of prefabricated bulkhead plate and puts more energy into
Rib;Described ribbed stiffener is cut away right angle by right angled triangle steel plate and forms, and this ribbed stiffener is the most vertical with adjacent upper and lower prefabricated bulkhead plate
Welding;Ribbed stiffener is polylith, and vertically bulkhead plate overlapping part hoop is uniformly distributed.The upper and lower two-layer dislocation of prefabricated bulkhead plate
The ribbed stiffener of the circumferentially spaced setting of lap-joint is the connection strengthening neighbouring bulkhead plate, and the corner cut formula that floor of putting more energy into is provided with adds
The welding of strength rib does not conflicts with the elongated angle welding of the overlapping part of upper and lower two-layer bulkhead plate;Ribbed stiffener with adjacent on
Under the prefabricated equal vertical welding of the bulkhead plate ability that makes junction at bulkhead improve its resist torque and shearing.
Inventive feature also resides in the two-sided steel plate concrete combinative structure of employing at the bottom of storehouse, on base plate between lower steel plate and its
Concrete use holdfast connect.This two-sided combinative structure bulkhead light plate is as the template of storehouse base plate and replaces reinforcing bar, joint
Save the operating expenses of bulkhead, reduce the difficulty of construction of bulkhead, accelerate integral construction speed;Double-layer plate concrete combined structure carries
The rigidity of high bulkhead and intensity, be effective against soil pressure and pressure, beneficially underground bin and send out to deeper bigger direction
, increase the scope of application of this storehouse type, and be more beneficial for the waterproof and dampproof problem of silo.
Inventive feature also resides in described Cang Ding and uses concrete-armor Plate.So, said structure is abundant
Play the resistance to compression of concrete and the resistance to tension of steel plate, made large span Hold Ceiling structure stress more reasonable, and when constructing
Difficulty of construction can be significantly reduced with steel plate as template, also can accelerate speed of application simultaneously.
Inventive feature also resides in the multiple function of underground granary and reinforcing prop uses section form to be straight line or curve
Open tubular column or solid post.
It is a feature of the present invention that construction method comprises the following steps: (1) requires many merits in precalculated position according to design
Can be driven underground certain depth by post;(2) in multiple function surrounds region, excavate ground floor soil;(3) after excavating ground floor soil,
Ground floor prefabricated bulkhead plate is installed inside multiple function;(4), after installing ground floor prefabricated bulkhead plate, continue down to excavate the
Two layers of soil;(5) ground floor reinforcing prop is installed inside multiple function;(6) second layer is installed inside ground floor reinforcing prop prefabricated
Bulkhead plate;(7) according to the construction method of above-mentioned (4th)-(6) step, prefabricated bulkhead plate is installed downwards successively, until position at the bottom of storehouse;
(8) storehouse bottom application work is carried out;(9) finally carry out the construction of Hold Ceiling and beam, i.e. complete the overall structure of underground granary.Multiple function
The degree of depth of being driven underground according to foundation bearing capacity, buoyancy, bulkhead soil pressure, grain lateral pressure many factors comprehensive depending on, work as ground
When bearing capacity can not meet engine request, now multiple function and reinforcing prop can substitute for the vertical pressure that pile is transmitted by silo
Power;It addition, multiple function and reinforcing prop can also replace uplift pile to resist the subsoil water buoyancy to silo;Multiple function can be in advance
Bulkhead plate processed vertically positions with hoop, it is ensured that prefabricated bulkhead plate every layer is vertical vertical, and hoop forms an annulus, thus
Make stress more reasonable;After completing multiple function construction, install along fractional layer the most from top to bottom;Prefabricated installation every layer
During bulkhead plate, first excavate height and be more than or equal to the space of warehouse overall diameter more than or equal to prefabricated bulkhead plate height, diameter,
Ensure that the soil body does not caves in digging process simultaneously, install so could to prefabricated bulkhead plate and leave construction space, it is ensured that bulkhead
Plate construction safety is smoothed out;When cutting depth is below level of ground water, to first carry out precipitation, then excavate;Install
After complete every layer of prefabricated bulkhead plate, slip casting between bulkhead surrounding soil and prefabricated bulkhead plate, it is ensured that when excavating next layer soil body,
This layer soil body does not caves in, thus ensures safety when subsoil excavates.Every layer of prefabricated bulkhead plate uses the following two kinds side when installing
Method: (1) when every layer of prefabricated bulkhead plate hoop uses last-cost joint mode to connect, when every layer of prefabricated bulkhead plate is installed, first by storehouse
Wallboard welds with adjacent multiple function or reinforcing prop, it is ensured that prefabricated bulkhead plate is reliably connected with multiple function or reinforcing prop, then
With junction steel plate weld horizontal contiguous prefabricated bulkhead plate, finally pour and prefabricated bulkhead plate between level contiguous prefabricated bulkhead plate
Identical or the water-proof concrete of a high strength grade.(2) when every layer of prefabricated bulkhead plate hoop uses slot mode to connect, first
First, weld with multiple function or reinforcing prop outside the left and right end of first block of prefabricated bulkhead plate, then, by contiguous prefabricated on the right side of it
The left end male of bulkhead plate is trapezoidal or semiellipse type plug inserts that the female of adjacent bulkhead plate is trapezoidal or in semiellipse type slot also
Being welded to connect, right-hand member female is trapezoidal or semiellipse type slot welds with multiple function or reinforcing prop, depends on according to above-mentioned welding method
Secondary install, until completing the installation of this layer of prefabricated bulkhead plate.By above-mentioned construction method, the most successively excavation the soil body and
Installing prefabricated bulkhead plate, the cylinder warehouse structure of every layer of bulkhead plate formation can be as foundation pit supporting system, so, well by cylinder
Storehouse warehouse structure unites two into one with foundation pit supporting system, has not only saved and has individually carried out the cost that pattern foundation pit supporting structure is brought, significantly
Reduce construction investment, and substantially reduce the construction period of whole engineering.
Accompanying drawing explanation
The first underground bin site plan of Fig. 1
Fig. 2 the second underground bin site plan
First and second kind of underground bin section layout drawing of Fig. 3
First and second kind of monolithic prefabricated bulkhead plate schematic cross-section of Fig. 4
The first first paragraph 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
Fig. 8 the second first paragraph precast slab horizontal layout schematic diagram
Fig. 9 the second second segment and paragraphs below precast slab horizontal layout schematic diagram
In accompanying drawing: 1 is multiple function;2 is reinforcing prop;3 is prefabricated bulkhead;4 is Cang Ding;5 is at the bottom of storehouse;6 is junction steel plate;
7 is ribbed stiffener;8 is oblique stiffening plate;9 is elongated angle welding;10 is grain port;11 is earthing;12 is water-proof concrete;13
For inner side steel plate.
Detailed description of the invention
The present invention is further illustrated with embodiment below in conjunction with the accompanying drawings.
Embodiment one
As shown in Fig. 1, Fig. 3, Fig. 4, Fig. 5, Fig. 7: in present embodiments providing one, steel plated is stepped prefabricated assembled
Circular underground granary.Including at the bottom of storehouse 5, polylith prefabricated bulkhead plate 3, Hold Ceiling 4, multiple function 1, multilamellar reinforcing prop 2, described storehouse
Wallboard 3 is arc prefabricated chunk, and periphery has attachment means, can be with adjacent bulkhead plate, multiple function 1 by attachment means bulkhead plate
It is attached with multilamellar reinforcing prop 2;Bulkhead is positioned by described multiple function 1.Multiple function 1 is divided into several sections from top to bottom,
It is provided with ground floor bulkhead plate 3 inside the first paragraph of the superiors, is first provided with reinforcing prop 2 inside second segment so that reinforcing prop medial surface
Concordant with ground floor bulkhead plate 3 medial surface, then it is provided with second layer bulkhead plate 3 at reinforcing prop medial surface so that first and second layer of bulkhead
Plate part overlaps;With above-mentioned similar set-up mode so that second and third layer of bulkhead plate part overlap joint, overlap joint is to bottom always
One layer of bulkhead plate, forms stepped assembled circle underground granary;Described prefabricated bulkhead plate 3 is the mixed of inner side steel plate 13 and outside
Concrete board is combined into the structure of entirety, and inner side steel plate 13 and outside concrete employing holdfast is connected, in the concrete slab of outside outside
Side is provided with bar-mat reinforcement.There is L-type cornerite in bulkhead plate 3 top, have U-shaped cornerite on bulkhead plate 3 left side, the right.
Prefabricated bulkhead plate 3 hoop level is concordant, is welded to connect with multiple function 1 or reinforcing prop 2, contiguous prefabricated storehouse outside it
Connecting with junction steel plate 6 inside wallboard 3, junction steel plate 6 uses with prefabricated bulkhead plate 3 and is welded to connect;In multiple function 1 or reinforcement
Identical with a prefabricated bulkhead plate 3 or high intensity is poured in the cavity that post 2 and contiguous prefabricated bulkhead plate 3 and junction steel plate 6 surround
The water-proof concrete 12 of grade.
The described prefabricated bulkhead plate 3 vertical dislocation lap joint of upper and lower two-layer, the overlapping part of upper and lower two-layer bulkhead plate is with elongated
Angle welding 9 is welded.Being provided with oblique stiffening plate 8 at the upper and lower two-layer dislocation lap joint of described prefabricated bulkhead plate 3, reinforcing plate 8 is with upper and lower
Bulkhead plate 3 welds.Circumferentially spaced at the upper and lower two-layer dislocation lap joint of described prefabricated bulkhead plate 3 it is provided with ribbed stiffener 7;Described
Ribbed stiffener 7 is cut away right angle by right angled triangle steel plate and forms, this ribbed stiffener 7 and the adjacent upper and lower prefabricated equal vertical welding of bulkhead plate 3;
Ribbed stiffener 7 is polylith, and vertically bulkhead plate 3 overlapping part hoop is uniformly distributed.
Embodiment two
As shown in Fig. 2, Fig. 3, Fig. 4, Fig. 7, Fig. 8: the present embodiment additionally provides a kind of stepped prefabrication and assembly construction of encased steel plate
Formula circle underground granary.Including at the bottom of storehouse 5, polylith prefabricated bulkhead plate 3, Hold Ceiling 4, multiple function 1, multilamellar reinforcing prop 2, described
Bulkhead plate 3 is arc prefabricated chunk, and periphery has attachment means, can be with adjacent bulkhead plate, multi-functional by attachment means bulkhead plate
Post 1 and multilamellar reinforcing prop 2 are attached;Bulkhead is positioned by described multiple function 1.Multiple function 1 is divided into number from top to bottom
Section, is provided with ground floor bulkhead plate 3, is first provided with reinforcing prop 2 so that inside reinforcing prop inside second segment inside the first paragraph of the superiors
Face is concordant with ground floor bulkhead plate 3 medial surface, then is provided with second layer bulkhead plate 3 at reinforcing prop medial surface so that first and second layer of storehouse
Wallboard part overlaps;With above-mentioned similar set-up mode so that second and third layer of bulkhead plate part overlap joint, overlap under always
One layer of face bulkhead plate, forms stepped assembled circle underground granary;Described prefabricated bulkhead plate 3 is inner side steel plate 13 and outside
Concrete slab is combined into the structure of entirety, and inner side steel plate 13 uses holdfast to be connected, in the concrete slab of outside with outside concrete
Outside is provided with bar-mat reinforcement.There is L-type cornerite in bulkhead plate 3 top, be all surrounded by steel plate on bulkhead plate 3 left side, the right, and left end is provided with
Male is trapezoidal or half elliptic plug, and right-hand member is provided with trapezoidal or half elliptic groove.
Described prefabricated bulkhead plate 3 hoop level is concordant, and the male of every block of prefabricated bulkhead plate 3 is trapezoidal or semiellipse type plug is inserted
Enter that contiguous prefabricated bulkhead plate 3 female is trapezoidal or in semiellipse type slot;Every block of prefabricated bulkhead plate 3 and multiple function 1 or reinforcing prop 2
Being welded to connect, the perps inside contiguous prefabricated bulkhead plate 3 directly uses butt welding connect and/or be welded to connect with junction steel plate.
The described prefabricated bulkhead plate 3 vertical dislocation lap joint of upper and lower two-layer, the overlapping part of upper and lower two-layer bulkhead plate is with elongated
Angle welding 9 is welded.Being provided with oblique stiffening plate 8 at the upper and lower two-layer dislocation lap joint of described prefabricated bulkhead plate 3, reinforcing plate 8 is with upper and lower
Bulkhead plate 3 welds.Circumferentially spaced at the upper and lower two-layer dislocation lap joint of described prefabricated bulkhead plate 3 it is provided with ribbed stiffener 7;Described
Ribbed stiffener 7 is cut away right angle by right angled triangle steel plate and forms, this ribbed stiffener 7 and the adjacent upper and lower prefabricated equal vertical welding of bulkhead plate 3
Connect;Ribbed stiffener 7 is polylith, and vertically bulkhead plate 3 overlapping part hoop is uniformly distributed.
Embodiment three:
As shown in figures 1 and 3: the present embodiment additionally provides that a kind of encased steel plate is stepped prefabricated assembled descends grain circularly
Storehouse.Including at the bottom of storehouse 5, polylith prefabricated bulkhead plate 3, Hold Ceiling 4, multiple function 1, multilamellar reinforcing prop 2, described bulkhead plate 3 is arc
Shape prefabricated chunk, periphery has attachment means, can be added with adjacent bulkhead plate, multiple function 1 and multilamellar by attachment means bulkhead plate
Strong post 2 is attached;Bulkhead is positioned by described multiple function 1.Multiple function 1 is divided into several sections from top to bottom, the superiors
It is provided with ground floor bulkhead plate 3 inside first paragraph, is first provided with reinforcing prop 2 inside second segment so that reinforcing prop medial surface and ground floor
Bulkhead plate 3 medial surface is concordant, then is provided with second layer bulkhead plate 3 at reinforcing prop medial surface so that first and second layer of bulkhead plate part is taken
Connect;With above-mentioned similar set-up mode so that second and third layer of bulkhead plate part overlap joint, overlap joint is to bottom one layer of bulkhead always
Plate, forms stepped assembled circle underground granary;Described prefabricated bulkhead plate 3 is that the concrete in inner side steel plate 13 and outside hardens
The structure that synthesis is overall, inner side steel plate 13 uses holdfast to be connected with outside concrete, and the outside in the concrete slab of outside is provided with steel
Muscle net.
At the bottom of described storehouse, 5 is pyramidal structure, and at the bottom of described storehouse, 5 use two-sided steel plate concrete combinative structure.This steel plate coagulation
Soil combinative structure light plate as the template of storehouse base plate and replaces reinforcing bar, it is not necessary to lays reinforcing bar when construction, saves bulkhead
Operating expenses, reduces the difficulty of construction at the bottom of storehouse, accelerates integral construction speed;Double-layer plate concrete combined structure improves bulkhead
Rigidity and intensity, be effective against soil pressure and pressure, beneficially underground granary and develop to deeper bigger direction, increase
The scope of application of this storehouse type, and it is more beneficial for the waterproof and dampproof problem of silo.
The two-sided steel plate concrete combinative structure of top, described storehouse 4 employing, top, described storehouse 4 arranges grain port 10, top, described storehouse 4
It is provided above earthing 11.Two-sided steel plate concrete combinative 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 significantly reduce execute with steel plate as template when constructing
Work difficulty, also can accelerate speed of application simultaneously.Grain port arranges modernization turnover grain equipment, it is simple to the depositing and carrying of grain
Take.
Described underground granary can realize the storage of solid granulates, powder material or liquid material.This underground granary seals
Property and supportive fine, it is also possible to realize to powder, the storage of liquid material, coordinate different chargings and discharging equipment, application
Quite varied.
Embodiment four
The present embodiment additionally provides the construction method of the stepped prefabricated assembled circular underground granary of a kind of interior steel plated, bag
Include following steps:
1) according to designing the certain depth that requires to be driven underground by multiple function 1 in precalculated position;
2) in multiple function surrounds region, excavate ground floor soil;
3) after excavating ground floor soil, ground floor prefabricated bulkhead plate 3 is installed inside multiple function 1;
4), after installing ground floor prefabricated bulkhead plate 3, continue down to excavate second layer soil;
5) ground floor reinforcing prop 2 is installed inside multiple function 1;
6) second layer prefabricated bulkhead plate 3 is installed inside ground floor reinforcing prop 2;
7) according to the above-mentioned 4th)-6) construction method of step, prefabricated bulkhead plate 3 is installed downwards successively, until position at the bottom of storehouse;
8) carry out at the bottom of storehouse 5 to construct;
9) finally carry out Cang Ding construction, i.e. complete the overall structure of underground granary.
Multiple function is driven underground the degree of depth according to foundation bearing capacity, buoyancy, bulkhead soil pressure, grain lateral pressure many factors
Depending on Zong He, when foundation bearing capacity can not meet engine request, now multiple function and reinforcing prop can substitute for pile by cylinder
The vertical pressure that storehouse is transmitted;It addition, multiple function and reinforcing prop can also replace uplift pile to resist the subsoil water buoyancy to silo;
Prefabricated bulkhead plate can vertically be positioned by multiple function with hoop, it is ensured that prefabricated bulkhead plate every layer is vertical vertical, hoop shape
Become an annulus, so that stress is more reasonable;After completing multiple function construction, pacify along fractional layer the most from top to bottom
Dress;When installing every layer of prefabricated bulkhead plate, first excavating height and be more than or equal to prefabricated bulkhead plate height, diameter is more than or equal to
The space of warehouse overall diameter, ensures that the soil body does not caves in digging process simultaneously, install so could to prefabricated bulkhead plate and leave
Construction space, it is ensured that bulkhead plate construction safety is smoothed out;When cutting depth is below level of ground water, to first carry out precipitation,
Then excavate;After installing every layer of prefabricated bulkhead plate, slip casting between bulkhead surrounding soil and prefabricated bulkhead plate, it is ensured that
When excavating next layer soil body, this layer soil body does not caves in, thus ensures safety when subsoil excavates.Every layer of prefabricated bulkhead plate is installed
Shi Caiyong the following two kinds method: a, when every layer of prefabricated bulkhead plate hoop uses last-cost joint mode to connect, every layer of prefabricated bulkhead plate
During installation, first bulkhead plate is welded with adjacent multiple function or reinforcing prop, it is ensured that prefabricated bulkhead plate and multiple function or reinforcement
Post is reliably connected, then with junction steel plate weld horizontal contiguous prefabricated bulkhead plate, finally between level contiguous prefabricated bulkhead plate
Pour the water-proof concrete of identical with a prefabricated bulkhead plate or high strength grade.B, use slot when every layer of prefabricated bulkhead plate hoop
When mode connects, first, weld with multiple function or reinforcing prop outside the left and right end of first block of prefabricated bulkhead plate, then, will
On the right side of it, the left end male of contiguous prefabricated bulkhead plate is trapezoidal or semiellipse type plug to insert the female of adjacent bulkhead plate trapezoidal or half
Ellipse slot is interior and is welded to connect, and right-hand member female is trapezoidal or semiellipse type slot welds with multiple function or reinforcing prop, according to
Above-mentioned welding method is installed successively, until completing the installation of this layer of prefabricated bulkhead plate.By above-mentioned construction method, from top to bottom
The excavation soil body and install prefabricated bulkhead plate successively, the cylinder warehouse structure that every layer of bulkhead plate is formed can as foundation pit supporting system,
So, well silo warehouse structure is united two into one with foundation pit supporting system, not only saved and individually carried out pattern foundation pit supporting structure institute
The cost brought, is substantially reduced construction investment, and substantially reduces the construction period of whole engineering.
Embodiment five
As shown in figures 1 and 3: the present embodiment additionally provides that a kind of encased steel plate is stepped prefabricated assembled descends grain circularly
Storehouse.Including at the bottom of storehouse 5, polylith prefabricated bulkhead plate 3, Hold Ceiling 4, multiple function 1, multilamellar reinforcing prop 2, described bulkhead plate 3 is arc
Shape prefabricated chunk, periphery has attachment means, can be added with adjacent bulkhead plate, multiple function 1 and multilamellar by attachment means bulkhead plate
Strong post 2 is attached;Bulkhead is positioned by described multiple function 1.Multiple function 1 is divided into several sections from top to bottom, the superiors
It is provided with ground floor bulkhead plate 3 inside first paragraph, is first provided with reinforcing prop 2 inside second segment so that reinforcing prop medial surface and ground floor
Bulkhead plate 3 medial surface is concordant, then is provided with second layer bulkhead plate 3 at reinforcing prop medial surface so that first and second layer of bulkhead plate part is taken
Connect;With above-mentioned similar set-up mode so that second and third layer of bulkhead plate part overlap joint, overlap joint is to bottom one layer of bulkhead always
Plate, forms stepped assembled circle underground granary;Described prefabricated bulkhead plate 3 is that the concrete in inner side steel plate 13 and outside hardens
The structure that synthesis is overall, inner side steel plate 13 uses holdfast to be connected with outside concrete, and the outside in the concrete slab of outside is provided with steel
Muscle net.
Described bulkhead plate 3 outer surface spraying mask coating, described mask coating includes that the material of following weight portion is made: stone
Oil asphalt 115 parts, glass fibre 7 parts, bentonite 8 parts, emulsifying agent 6 parts, dispersant 1.5 parts, stabilizer 1.5 parts, Organic fluoride changes
Property styrene-acrylic emulsion 25 parts, antifreeze 2.5 parts.
Described emulsifying agent uses hydrogenated tallow amine, and described dispersant uses glycerol monostearate, and described stabilizer uses
Sulfate, described antifreeze uses ethylene glycol.
Embodiment six
As shown in figures 1 and 3: the present embodiment additionally provides that a kind of encased steel plate is stepped prefabricated assembled descends grain circularly
Storehouse.Including at the bottom of storehouse 5, polylith prefabricated bulkhead plate 3, Hold Ceiling 4, multiple function 1, multilamellar reinforcing prop 2, described bulkhead plate 3 is arc
Shape prefabricated chunk, periphery has attachment means, can be added with adjacent bulkhead plate, multiple function 1 and multilamellar by attachment means bulkhead plate
Strong post 2 is attached;Bulkhead is positioned by described multiple function 1.Multiple function 1 is divided into several sections from top to bottom, the superiors
It is provided with ground floor bulkhead plate 3 inside first paragraph, is first provided with reinforcing prop 2 inside second segment so that reinforcing prop medial surface and ground floor
Bulkhead plate 3 medial surface is concordant, then is provided with second layer bulkhead plate 3 at reinforcing prop medial surface so that first and second layer of bulkhead plate part is taken
Connect;With above-mentioned similar set-up mode so that second and third layer of bulkhead plate part overlap joint, overlap joint is to bottom one layer of bulkhead always
Plate, forms stepped assembled circle underground granary;Described prefabricated bulkhead plate 3 is that the concrete in inner side steel plate 13 and outside hardens
The structure that synthesis is overall, inner side steel plate 13 uses holdfast to be connected with outside concrete, and the outside in the concrete slab of outside is provided with steel
Muscle net.
Described bulkhead plate 5 outer surface spraying mask coating, described mask coating includes that the material of following weight portion is made: stone
Oil asphalt 110 parts, glass fibre 10 parts, bentonite 9 parts, emulsifying agent 7.5 parts, dispersant 2 parts, stabilizer 2 parts, Organic fluoride is modified
Styrene-acrylic emulsion 30 parts, antifreeze 3 parts.
Described emulsifying agent uses hydrogenated tallow amine, and described dispersant uses glycerol monostearate, and described stabilizer uses
Sulfate, described antifreeze uses ethylene glycol.
Embodiment seven
As shown in figures 1 and 3: the present embodiment additionally provides that a kind of encased steel plate is stepped prefabricated assembled descends grain circularly
Storehouse.Including at the bottom of storehouse 5, polylith prefabricated bulkhead plate 3, Hold Ceiling 4, multiple function 1, multilamellar reinforcing prop 2, described bulkhead plate 3 is arc
Shape prefabricated chunk, periphery has attachment means, can be added with adjacent bulkhead plate, multiple function 1 and multilamellar by attachment means bulkhead plate
Strong post 2 is attached;Bulkhead is positioned by described multiple function 1.Multiple function 1 is divided into several sections from top to bottom, the superiors
It is provided with ground floor bulkhead plate 3 inside first paragraph, is first provided with reinforcing prop 2 inside second segment so that reinforcing prop medial surface and ground floor
Bulkhead plate 3 medial surface is concordant, then is provided with second layer bulkhead plate 3 at reinforcing prop medial surface so that first and second layer of bulkhead plate part is taken
Connect;With above-mentioned similar set-up mode so that second and third layer of bulkhead plate part overlap joint, overlap joint is to bottom one layer of bulkhead always
Plate, forms stepped assembled circle underground granary;Described prefabricated bulkhead plate 3 is that the concrete in inner side steel plate 13 and outside hardens
The structure that synthesis is overall, inner side steel plate 13 uses holdfast to be connected with outside concrete, and the outside in the concrete slab of outside is provided with steel
Muscle net.
Described bulkhead plate 5 outer surface spraying mask coating, described mask coating includes that the material of following weight portion is made: stone
Oil asphalt 105 parts, glass fibre 13 parts, bentonite 10 parts, emulsifying agent 9 parts, dispersant 2.5 parts, stabilizer 2.5 parts, Organic fluoride
Modifying cinepazid emulsion 35 parts, antifreeze 3.5 parts.
Described emulsifying agent uses hydrogenated tallow amine, and described dispersant uses glycerol monostearate, and described stabilizer uses
Sulfate, described antifreeze uses ethylene glycol.
Embodiment five to seven provides bulkhead plate outer surface special mask coating, and bulkhead plate plays protection, antiseptical work
With, bulkhead is played the effect of antiseepage, sealing, spraying when can spray when bulkhead plate is prefabricated or assemble bulkhead at the scene, from
The technical barriers such as the junction seepage fundamentally solving corner, gap, irregular structure, enhance the water proofing property of underground granary
Energy.Mask coating adds glass fibre, considerably increases toughness and the tensile strength of coating, delayed coating cracking
Time, increase its service life, and bulkhead is also had to certain supporting role.The antifreezing agent added can reduce low temperature pair
The damage of mask coating, it is ensured that the safe operation of cold district underground granary in winter.
Finally illustrating, above example is only in order to illustrate technical scheme and unrestricted, and this area is common
Other amendment or equivalents that technical scheme is made by technical staff, without departing from technical solution of the present invention
Spirit and scope, all should contain in the middle of scope of the presently claimed invention.