CN106088763A - The stepped prefabricated assembled circular underground granary of steel plated in a kind of - Google Patents

The stepped prefabricated assembled circular underground granary of steel plated in a kind of Download PDF

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Publication number
CN106088763A
CN106088763A CN201610526885.8A CN201610526885A CN106088763A CN 106088763 A CN106088763 A CN 106088763A CN 201610526885 A CN201610526885 A CN 201610526885A CN 106088763 A CN106088763 A CN 106088763A
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bulkhead plate
plate
prefabricated
bulkhead
function
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CN106088763B (en
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刘丽华
张洁
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刘丽华
张洁
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H7/00Construction or assembling of bulk storage containers employing civil engineering techniques in situ or off the site
    • E04H7/22Containers for fluent solids, e.g. silos, bunkers; Supports therefor
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D17/00Excavations; Bordering of excavations; Making embankments
    • E02D17/02Foundation pits
    • E02D17/04Bordering surfacing or stiffening the sides of foundation pits
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H7/00Construction or assembling of bulk storage containers employing civil engineering techniques in situ or off the site
    • E04H7/22Containers for fluent solids, e.g. silos, bunkers; Supports therefor
    • E04H7/24Constructions, with or without perforated walls, depending on the use of specified materials
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H7/00Construction or assembling of bulk storage containers employing civil engineering techniques in situ or off the site
    • E04H7/22Containers for fluent solids, e.g. silos, bunkers; Supports therefor
    • E04H2007/225Silos with retaining wall type wall elements, e.g. trench silos

Abstract

A kind of prefabricated assembled circular underground granary, including at the bottom of storehouse, polylith prefabricated bulkhead plate, storehouse raising-plate, multiple function, multilamellar reinforcing prop, described bulkhead plate is arc prefabricated chunk, and it can be attached with adjacent bulkhead plate, multiple function and multilamellar reinforcing prop by attachment means;Bulkhead is positioned by described multiple function, and it anchors into the degree of depth in soil more than storehouse bottom plate depth;Multiple function is divided into several sections from top to bottom, ground floor bulkhead plate it is provided with inside the first paragraph of the superiors, reinforcing prop first it is provided with inside second segment, make reinforcing prop medial surface concordant with ground floor bulkhead plate medial surface, it is provided with second layer bulkhead plate again so that first and second layer of bulkhead plate part overlap joint at reinforcing prop medial surface;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;Inside described prefabricated bulkhead plate, 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.

Description

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.

Claims (10)

1. a prefabricated assembled underground granary, the flat shape of this underground granary is circular, prefabricated including (1) at the bottom of storehouse, polylith Bulkhead plate (3), Hold Ceiling (4), multiple function (1), multilamellar reinforcing prop (2), described bulkhead plate (3) is arc prefabricated chunk, Periphery has attachment means, can be entered with adjacent bulkhead plate, multiple function (1) and multilamellar reinforcing prop (2) by attachment means bulkhead plate Row connects;Bulkhead is positioned by described multiple function (1), and it anchors into the degree of depth in soil and is more than storehouse base plate (5) degree of depth, is subject to Soil pressure, pressure and the main bearing member of opposing buoyancy;It is characterized in that: 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 reinforcing prop inside second segment inside the first paragraph of the superiors Medial surface 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 the One, two layers 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, take always It is connected to bottom one layer of bulkhead plate, forms stepped assembled circle underground granary;Described prefabricated bulkhead plate (3) is inner side steel plate (13) and the concrete slab in outside is combined into the structure of entirety, inner side steel plate (13) is connected, outward with outside concrete employing holdfast Outside in the concrete slab of side is provided with bar-mat reinforcement.
2. underground granary as claimed in claim 1, it is characterised in that: described prefabricated bulkhead plate multiple function (1) and reinforcement Post (2) uses steel column or is provided with the concrete column of steel embedded part, and multiple function (1) is connected by bolt or soldered with reinforcing prop (2) Connect.
3. underground granary as claimed in claim 1, it is characterised in that: there is L-type cornerite in bulkhead plate (3) top, at bulkhead plate (3) there is U-shaped cornerite on the left side, the right.
4. underground granary as claimed in claim 1, it is characterised in that: there is L-type cornerite in bulkhead plate (3) top, at bulkhead plate (3) left side, the right are all surrounded by steel plate, and left end is provided with that male is trapezoidal or half elliptic plug, and right-hand member is provided with trapezoidal or semiellipse Connected in star.
5. underground granary as claimed in claim 3, it is characterised in that: prefabricated bulkhead plate (3) hoop level is concordant, outside it with Multiple function (1) or reinforcing prop (2) are welded to connect, and contiguous prefabricated bulkhead plate (3) inner side junction steel plate (6) connects, and connect steel Plate (6) uses with prefabricated bulkhead plate (3) and is welded to connect;Multiple function (1) or reinforcing prop (2) and contiguous prefabricated bulkhead plate (3) And in the cavity (12) that surrounds of junction steel plate (6), pour the waterproof mixed of identical with prefabricated bulkhead plate (3) or high strength grade Solidifying soil (12).
6. underground granary as claimed in claim 4, it is characterised in that: described prefabricated bulkhead plate (3) hoop level is concordant, every piece The male of prefabricated bulkhead plate (3) is trapezoidal or contiguous prefabricated bulkhead plate (3) female of semiellipse type plug insertion is trapezoidal or semiellipse type 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 directly uses butt welding connect and/or be welded to connect with junction steel plate.
7. underground granary as claimed in claim 1, it is characterised in that: the upper and lower two-layer of described prefabricated bulkhead plate (3) vertically misplaces Overlap joint, the overlapping part of upper and lower two-layer bulkhead plate elongated angle welding (9) is welded.
8. underground granary as claimed in claim 1, it is characterised in that: the upper and lower two-layer dislocation of described prefabricated bulkhead plate (3) is taken The place of connecing is provided with oblique stiffening plate (8), and reinforcing plate (8) is welded with upper and lower bulkhead plate (3).
9. underground granary as claimed in claim 1, it is characterised in that: the upper and lower two-layer dislocation of described prefabricated bulkhead plate (3) is taken The place of connecing is circumferentially spaced is provided with ribbed stiffener (7);Described ribbed stiffener (7) is cut away right angle by right angled triangle steel plate and forms, and this adds Strength rib (7) and adjacent upper and lower prefabricated bulkhead plate (3) all vertical weldings;Ribbed stiffener (7) is polylith, vertically bulkhead plate (3) overlap joint Position hoop is uniformly distributed.
10. the construction method of the underground granary building the claims 1-9, it is characterised in that: described construction method bag Include following steps:
(1) according to designing the certain depth that requires to be driven underground by multiple function (1) in precalculated position;
(2) in multiple function surrounds region, excavate ground floor soil;
(3) after excavating ground floor soil, in multiple function (1) inner side, ground floor prefabricated bulkhead plate (3) is installed;
(4), after installing ground floor prefabricated bulkhead plate (3), continue down to excavate second layer soil;
(5) in multiple function (1) inner side, ground floor reinforcing prop (2) is installed;
(6) in ground floor reinforcing prop (2) inner side, the second layer prefabricated bulkhead plate (3) is installed;
(7) according to the construction method of above-mentioned (4th)-(6) step, prefabricated bulkhead plate (3) is installed downwards successively, until position at the bottom of storehouse;
(8) (5) construction at the bottom of storehouse is carried out;
(9) finally carry out Cang Ding construction, i.e. complete the overall structure of underground granary.
CN201610526885.8A 2016-06-29 2016-06-29 A kind of stepped prefabricated assembled circular underground granary of interior steel plated Active CN106088763B (en)

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CN2216507Y (en) * 1995-02-15 1996-01-03 张基 Vacuum jar for preserving foodstuffs
JPH11131501A (en) * 1997-10-30 1999-05-18 Giken Happou Kogyo Kk Structure of underground room and construction therefor
CN101696603A (en) * 2009-10-29 2010-04-21 河南工业大学 Underground granary enclosed by semi cylinder
CN101705755A (en) * 2009-10-29 2010-05-12 河南工业大学 Water-proof and damp-proof underground granary
CN101705754A (en) * 2009-10-29 2010-05-12 河南工业大学 Cylindrical underground granary
CN203961402U (en) * 2014-07-14 2014-11-26 河南工业大学 A kind of steel concrete underground granary of horizontal layout
CN206189965U (en) * 2016-06-29 2017-05-24 刘丽华 Circular underground granary of prefabricated assembled of interior steel plated echelonment

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2216507Y (en) * 1995-02-15 1996-01-03 张基 Vacuum jar for preserving foodstuffs
JPH11131501A (en) * 1997-10-30 1999-05-18 Giken Happou Kogyo Kk Structure of underground room and construction therefor
CN101696603A (en) * 2009-10-29 2010-04-21 河南工业大学 Underground granary enclosed by semi cylinder
CN101705755A (en) * 2009-10-29 2010-05-12 河南工业大学 Water-proof and damp-proof underground granary
CN101705754A (en) * 2009-10-29 2010-05-12 河南工业大学 Cylindrical underground granary
CN203961402U (en) * 2014-07-14 2014-11-26 河南工业大学 A kind of steel concrete underground granary of horizontal layout
CN206189965U (en) * 2016-06-29 2017-05-24 刘丽华 Circular underground granary of prefabricated assembled of interior steel plated echelonment

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