CN205743928U - Shallow buried type magnesium iron frame type reinforced concrete combination tunnel wallboard - Google Patents
Shallow buried type magnesium iron frame type reinforced concrete combination tunnel wallboard Download PDFInfo
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- CN205743928U CN205743928U CN201620670202.1U CN201620670202U CN205743928U CN 205743928 U CN205743928 U CN 205743928U CN 201620670202 U CN201620670202 U CN 201620670202U CN 205743928 U CN205743928 U CN 205743928U
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Abstract
This utility model relates to buttress and the inwall supporting protective reinforcing member arts of underground important infrastructure engineering, is specially a kind of shallow buried type magnesium iron frame type reinforced concrete combination tunnel wallboard.This combination tunnel wallboard includes: two-sided crossbar of the molding box magnesium iron framework, bar frame molectron, reinforced concrete member, the outside of two-sided crossbar of the molding box magnesium iron framework is connected combination with bar frame molectron, two-sided crossbar of the molding box magnesium iron framework after combination is connected by reinforced concrete member solidification with bar frame molectron, forms the shallow buried type magnesium iron frame type reinforced concrete combination tunnel wallboard of strong bonded.This utility model be primarily adapted for use in constructing tunnel run into geologic structure tomography, quicksand, soft, loess, high-ground stress are special and Unfavorable Conditions buttress add epistasis, disposable lining cutting buttress supporting protection system, low to solve the safe mass reliability of conventional steel bar concrete lining cutting buttress existence, service life is low, the problem that efficiency of construction is low.
Description
Technical field
This utility model relates to underground important infrastructure engineering and (props up containing nuclear power station protecting wall, Dam, bridge
Post, oil cellar, underground storehouse, city underground, urban Underground pipeline and seabed, land railway and vcehicular tunnel etc.) buttress and
Inwall supporting protective reinforcing member arts, is specially a kind of shallow buried type magnesium iron framework-reinforced concrete combination tunnel wallboard.
Background technology
At present, the ultimate principle of domestic Main Basis New Austrian Tunneling Method carries out Tunnel Design construction, especially to sewer water and city
Mostly city's subway, underground pipeline engineering, be that emphasis uses shallow burial hidden digging design and construction, seabed tunnel then mostly be use TBM method and
Drilling and blasting method design and construct, its core technology be all use in construction multiple ancillary technique measure first reinforce around Rock And Soil, fill
Dividing the self-bearing ability utilizing peripheral rock, after excavation, immediate support, closing cyclization, carry out once lining buttress and carry as main body
Structure, then makees secondary lining buttress as safety stock, decoration etc. so that it is cooperatively form combined supporting body with country rock
System, is the supporting technology of a kind of effective suppression country rock generation excessive deformation, and this is the domestic conventional construction method used for many years, two
Secondary lining cutting is all the reinforced concrete radial section of jurisdiction that thickness is different, and vcehicular tunnel is then mostly is that in using on-the-spot hole, formwork pours
Armored concrete.
Past does not introduce shield machine and excavates construction due to China, relies primarily on artificial drilling and blasting method and excavates, construction speed ratio
Relatively slow, big span highway tunnel construction needs full hall scaffold formwork casting concrete, for avoiding big span to excavate easily to go out
Now collapse danger, also the conventional method of falling hole construction, and regardless of which kind of construction method, buttress lining cutting is all to use reinforced concrete structure,
And the expense of lining cutting buttress accounts for 1/3 to the 1/2 of whole tunnel investment, construction technology is complex, long construction period, cost of erection
With higher.Such as: Xiamen Xiang is pacified 6 kilometers of undersea highway tunnels and built just completion in 5 years, and the construction period is the longest.
Simultaneously as the shortcomings such as high-strength concrete enbrittles greatly, ductility difference, although comprcssive strength is higher, but its tension
Intensity is only the 1/10 of its comprcssive strength, and C50 level high-strength concrete material is typically selected in tunnel buttress lining cutting, although in advance mixed
Increase bar frame in solidifying soil arc plate and improve structural strength, but be also resistant to incessantly imposed load (such as: geological process power etc.), make
Tunnel occurs locally to collapse to collapse.Wenchuan violent earthquake just makes many periphery railways, highway, tunnel collapse and collapse, and the position that collapses of collapsing reaches 1000 many places
Above, punishing severely blocking rescue passage, causing a tremendous loss of lives is exactly seriously to give a lesson to.Therefore, manage to improve all kinds of tunnel-liner
The structural strength of component and service life are the important subject that Tunnel Engineering construction is faced.
Utility model content
The purpose of this utility model is the shallow buried type magnesium iron framework-steel providing a kind of structure the most reasonable, simple
Reinforced concrete combination tunnel wallboard, be primarily adapted for use in all kinds of constructing tunnel run into geologic structure tomography, quicksand, soft, loess,
High-ground stress is special and Unfavorable Conditions buttress add epistasis, disposable lining cutting buttress supporting protection system, to solve and more
The safe mass reliability mending the existence of traditional single reinforced concrete lining layer buttress is low, and service life is low, low the asking of efficiency of construction
Topic.
The technical solution of the utility model is:
A kind of shallow buried type magnesium iron framework-reinforced concrete combination tunnel wallboard, this combination tunnel wallboard includes: the two-sided crossbar of the molding box
Magnesium iron framework, bar frame molectron, reinforced concrete member, the outside of two-sided crossbar of the molding box magnesium iron framework and bar frame molectron
Connecting combination, the two-sided crossbar of the molding box magnesium iron framework after combination is connected by reinforced concrete member solidification with bar frame molectron,
Form the shallow buried type magnesium iron framework-reinforced concrete combination tunnel wallboard of strong bonded.
Described shallow buried type magnesium iron framework-reinforced concrete combination tunnel wallboard, two-sided crossbar of the molding box magnesium iron framework is integral type
Two-sided crossbar of the molding box type structure, the two-sided crossbar of the molding box includes the outside crossbar of the molding box and the inner side crossbar of the molding box, by framework between the inner side crossbar of the molding box and the outside crossbar of the molding box
Separating inside and outside arc plate, the outside crossbar of the molding box and the inner side crossbar of the molding box are through overall structures, and the outside crossbar of the molding box and the inner side crossbar of the molding box are longitudinal and transverse setting
The longitudinal gusset put and horizontal gusset composition.
Described shallow buried type magnesium iron framework-reinforced concrete combination tunnel wallboard, the outside crossbar of the molding box is two-sided crossbar of the molding box magnesium iron frame
Frame, with longitudinal gusset, the crossings on different level combinative structure cell body of horizontal gusset, fixes bar frame molectron by the outside crossbar of the molding box
And reinforced concrete member;The inner side crossbar of the molding box is the box structure by arc plate in framework Yu the through company of the outside crossbar of the molding box, the inner side crossbar of the molding box
Between space and Combined concrete or as required with reinforced concrete combination.
Described shallow buried type magnesium iron framework-reinforced concrete combination tunnel wallboard, the height of the inner side crossbar of the molding box relatively outside crossbar of the molding box
Height big, the height of the outside crossbar of the molding box takes the 1/5-1/6 of two-sided crossbar of the molding box magnesium iron framework entirety panel height.
Described shallow buried type magnesium iron framework-reinforced concrete combination tunnel wallboard, in the framework of two-sided crossbar of the molding box magnesium iron framework
Arc plate inner side and outer side is respectively provided with integral type frame, and frame includes axial frame and radial direction frame, axial frame and radially frame
Between the most longitudinal and transverse longitudinal gusset and horizontal gusset are set, by frame and longitudinal gusset of the inner side crossbar of the molding box, the horizontal gusset of inner side
Extend across the frame outside the combination formation of arc plate and longitudinal gusset of the outside crossbar of the molding box, horizontal gusset, axial frame is arranged
Axially connecting hole, radially arranges radially connected hole on frame.
Described shallow buried type magnesium iron framework-reinforced concrete combination tunnel wallboard, this combination tunnel wallboard is divided into monolithic
Combination tunnel wallboard, assembles one annular entire combination tunnel of formation by radially connected hole between every piece of combination tunnel wallboard
Road wallboard, between adjacent every ring entire combination tunnel wallboard by axial connecting hole connect assembly, shallow buried type magnesium iron framework-
Between external diameter and the surrounding's Rock And Soil hole scraped out of reinforced concrete combination tunnel wallboard, space arranges cement mortar injecting cement paste,
Formed by the supporting safeguard structure system of shallow buried type magnesium iron framework-reinforced concrete combination tunnel wallboard disposable lining cutting buttress.
Described shallow buried type magnesium iron framework-reinforced concrete combination tunnel wallboard, two-sided crossbar of the molding box magnesium iron framework and bar-mat reinforcement
The connection of frame molectron and the connection of reinforced concrete member are elastic connection structure or rigid connection structure, monolithic combination tunnel
Connection between wallboard, between adjacent two annular entire combination tunnel wallboards is elastic connection structure.
Described shallow buried type magnesium iron framework-reinforced concrete combination tunnel wallboard, the main muscle of bar frame molectron passes through
Bolt presses is fixed on two-sided crossbar of the molding box magnesium iron frame inner wall and longitudinal gusset, horizontal gusset, and bar frame molectron is with two-sided
Crossbar of the molding box magnesium iron framework is firmly installed as integrative-structure;Two-sided crossbar of the molding box magnesium iron framework and bar frame molectron pass through armored concrete
Component solidification connects, and forms the joint face convex-concave crossed space combination of two-sided crossbar of the molding box magnesium iron framework and bar frame molectron, nothing
Seam docking strong bonded becomes an overall shallow buried type magnesium iron framework-reinforced concrete combination tunnel wallboard.
Described shallow buried type magnesium iron framework-reinforced concrete combination tunnel wallboard, the cross section of reinforced concrete member in
"T"-shaped structure, bar frame molectron is the plug-in type that the outside crossbar of the molding box convex-concave profile with two-sided crossbar of the molding box magnesium iron framework matches
Arcuate structure.
Described shallow buried type magnesium iron framework-reinforced concrete combination tunnel wallboard, the side of two-sided crossbar of the molding box magnesium iron framework sets
There is seal groove, the high tough spheroidal graphite cast-iron QT600-9 of the material selection of two-sided crossbar of the molding box magnesium iron framework.
Advantage of the present utility model and providing the benefit that:
1, the shallow buried type magnesium iron framework that this utility model is used-reinforced concrete combination tunnel wallboard, as another item
In tunnel buttress lining material structure, innovation improves, and the most applicable composite algorithm is constructed, and still uses biography in the hard location of geologic structure
The reinforced concrete member lining cutting buttress of system, only at all kinds of geology defective sectors, service channel binding site, work shaft, core
Power station protecting wall, Dam, big rivers easily burst, in the important infrastructure such as protective reinforcing, military concealed work, to use
This utility model can guarantee tunnel quality safety reliability completely, reduces and prevent earthquake damage to greatest extent, improves and uses
Life-span reaches more than 120 years.
2, this utility model can coordinate efficient shield machine limit to excavate forward, and limit reinforces Rock And Soil around, and combination tunnel is installed on limit
Road wallboard, marginal not slurry equivalent layer is fixed.So construction is convenient, can not build according to tunnel diameter size or building foot hands less
Under conditions of frame supporting, a ring is pushed ahead with connecing a ring, it is achieved that disposable lining cutting combination tunnel wallboard work outside tunnel
Factory's metaplasia is produced and is combined into monolithic combination tunnel wallboard, splices cyclization, defines serialization construction operation, shorten in hole in transporting to hole
Action time, it is greatly saved labour cost, improves more than work efficiency 3-5 times than lining cutting armored concrete buttress, be effectively shortened
Construction period.
3, this utility model combination tunnel wallboard is outside two-sided crossbar of the molding box magnesium iron framework, installs with bar frame molectron
Together, place into filling concrete in the wooden template of setting and, to solidification forming, form main carrying magnesium iron component and bar-mat reinforcement
Frame molectron crossings on different level is arranged and is also surrounded by concrete, makes both structural material monolithic moldings, in conjunction with more firm,
Structure behavior is more reasonable, and integrally-built comprcssive strength, tensile strength, shearing strength, anti-seismic performance all greatly improve, magnesium iron
Element structure more simplifies, production cost relative reduction, casting or construction in easy to assembly fast, there is operability, reality
By property and economy.
4, what is more important, shallow buried type magnesium iron framework-reinforced concrete combination tunnel wall that this utility model is used
Two kinds of different structural materials are be combined with each other one by combination form and connected mode and have higher overall construction intensity by plate
With tubular (containing the shape of a hoof, ellipse, arch door shape, the cone seat shape etc.) of rigidity, tunnel buttress supporting protection system so that it is more abundant
Utilize and played spheroidal graphite cast-iron tensile strength, percentage elongation, decay resistance the highest, and concrete crushing strength performance is strong
Advantage, the structural behaviour after bi-material combination greatly exceed the respective mechanical property of original bi-material and physical property,
Its overall construction intensity exceeds 5-9 times (according to finite element analysis) than single reinforced concrete lining layer structure, effectively guarantees tunnel
All kinds of underground engineering safe mass reliability such as road, fully improves efficiency of construction, is the great scientific and technological progress of Tunnel Engineering construction,
This shallow buried type magnesium iron framework-reinforced concrete combination tunnel wallboard will become the weight guaranteeing all kinds of underground and Inspection of Tunnel Quality
Want security component, and by wide popularization and application, there is great social economy's science and technology and be worth.
Accompanying drawing explanation
Fig. 1 is shallow buried type magnesium iron framework-reinforced concrete combination tunnel wallboard and slip casting equivalent layer schematic diagram.
Fig. 2 (a)-Fig. 2 (c) is 1/8 ring monolithic signal of shallow buried type magnesium iron framework-reinforced concrete combination tunnel wallboard
Figure.Wherein, Fig. 2 (a) is half sectional view;Fig. 2 (b) is the A direction view of Fig. 2 (a), i.e. the radial end face of monolithic combination tunnel wallboard
Figure;Fig. 2 (c) is the B-B profile of Fig. 2 (a), i.e. the horizontal section structure chart of combination tunnel wallboard.
In figure, 1 two-sided crossbar of the molding box magnesium iron framework;2 reinforced concrete members;3 injecting cement pastes;4 surrounding Rock And Soils;5 axially connect
Hole;Arc plate in 6 frameworks;7 axial frames;8 radially connected holes;9 seal grooves;10 radial direction frames;11 longitudinal gussets;12 horizontal bars
Plate;13 bar frame molectrons;14 bolts.
Detailed description of the invention
As shown in Figure 1, Figure 2 shown in (a)-Fig. 2 (c), this utility model shallow buried type magnesium iron framework-reinforced concrete combination tunnel wall
Plate, specifically includes that two-sided crossbar of the molding box magnesium iron framework 1, bar frame molectron 13, reinforced concrete member 2, two-sided crossbar of the molding box magnesium iron frame
The outside of frame 1 is connected combination with bar frame molectron 13 by bolt 14, the two-sided crossbar of the molding box magnesium iron framework 1 after combination and reinforcing bar
Rack molectron 13 is placed in shaping template, and filling concrete is frozen into reinforced concrete member 2 through health preserving, forms bi-material
Two-sided crossbar of the molding box magnesium iron framework 1 and the joint face convex-concave crossed space of bar frame molectron 13 combine, slitless connection strong bonded
Become an overall shallow buried type magnesium iron framework-reinforced concrete combination tunnel wallboard.At shallow buried type magnesium iron framework-armored concrete
Between surrounding's Rock And Soil 4 hole that the external diameter of combination tunnel wallboard and shield machine excavate, space mortar grouting body 3 tamping is fixing,
Just formed by the supporting safeguard structure body of shallow buried type magnesium iron framework-reinforced concrete combination tunnel wallboard disposable lining cutting buttress
System.
As shown in Fig. 2 (a)-Fig. 2 (c), in the framework of two-sided crossbar of the molding box magnesium iron framework 1, arc plate 6 inner side and outer side is respectively provided with one
Body formula frame (axial frame 7 and radially frame 10, i.e. boxboard), is respectively provided with longitudinal direction between axial frame 7 and radially frame 10
Gusset 11 and horizontal gusset 12 (i.e. the crossbar of the molding box), axial frame 7 arranges axial connecting hole 5, radially arranges on frame 10 and radially connects
Connecing hole 8, the outside of axial frame 7 and radially frame 10 is provided with seal groove 9.Outside bar frame molectron 13, with arc plate 6 in framework
The axial frame 7 of side, radially frame 10 and longitudinal gusset 11 and laterally gusset 12, connected by bolt 14.
As shown in Fig. 2 (a), according to the diameter of tunnel requirements, shallow buried type magnesium iron framework-reinforced concrete combination tunnel
Wallboard is divided into monolithic combination tunnel wallboard, is assembled into an annular by radially connected hole 8 between monolithic combination tunnel wallboard
Entire combination tunnel wallboard, connects assembly by axial connecting hole 5 between adjacent described annular entire combination tunnel wallboard;Its
In, two-sided crossbar of the molding box magnesium iron framework 1 is elastic connection structure with the connection of bar frame molectron 13 and the connection of filling concrete
Or rigid connection structure.Connection between monolithic combination tunnel wallboard, between adjacent two annular entire combination tunnel wallboards is
Elastic connection structure, has the ability of the elastic deformation of opposing imposed load.
Two-sided crossbar of the molding box magnesium iron framework 1 is integral type two-sided crossbar of the molding box type structure, is separated inside and outside arc plate 6 by framework, two-sided case
Muscle (the outside crossbar of the molding box and the inner side crossbar of the molding box) is through overall structure, and the height of the inner side crossbar of the molding box is big compared with the height of the outside crossbar of the molding box, it is possible to
Effectively strengthen bulk strength, rigidity and the ability of anti-twist deformation of two-sided crossbar of the molding box magnesium iron framework 1.The height one of the outside crossbar of the molding box
As the 1/5-1/6 of the overall panel height of desirable two-sided crossbar of the molding box magnesium iron framework 1 (radial height), the capping that panel height is relatively low, panel height is higher
Remove the limit.
In terms of outside, the outside crossbar of the molding box is exactly that two-sided crossbar of the molding box magnesium iron framework 1 is with longitudinal gusset 11, the groove of horizontal gusset 12
Body, Main Function is fixing bar frame molectron 13 and reinforced concrete member 2, and the outside crossbar of the molding box combines at bi-material component
Joint face plays the effect of shear connector.This combined connecting structure characteristic not only has elastic switching performance, also has rigidity
Switching performance, can not only resist and eliminate and typically make connector produce sliding deformation or destruction than more uniform shear flow effect,
Can also effectively prevent and resist bigger shear flow or longitudinally sudden change, and concentrate shear flow effect to produce sliding or destruction, therefore
This crossings on different level combinative structure just becomes complete combination structure.Meanwhile, the outside crossbar of the molding box can effectively limit concrete longitudinally and
Transversely deforming, the generation of confined concrete base material underbead crack and development, make concrete component be in two to even three dimension stress
Stress, thus in overall structure, further improve Ultimate Tensile, resistance to compression bearing capacity.
In terms of inner side, the inner side crossbar of the molding box is by arc plate in framework 6 and the through box structure connected together of the outside crossbar of the molding box,
Combination tunnel wallboard carries the bearing capacity of 60%-70%, combines tunnel wall at monolithic combination tunnel wallboard with monolithic simultaneously
Plate, annular entire combination tunnel wallboard combine in installation with the connection of annular entire combination tunnel wallboard, two-sided crossbar of the molding box magnesium iron frame
The frame of frame 1 plays connection compound action.Space between the inner side crossbar of the molding box of two-sided crossbar of the molding box magnesium iron framework 1 can be used by the phase after construction
Flat sealing built by concrete, also functions to lay in bearing capacity and decoration function.But running into heavy construction (such as: nuclear power station protecting wall, water
At power plant dam, the easily breach of big rivers, military installations etc. importantly descend infrastructure project) time, take arc in framework except above-mentioned
Outside outside plate 6, the crossbar of the molding box and reinforced concrete member 2 combine, it is also possible at the inner side crossbar of the molding box and reinforced concrete combination, the two-sided crossbar of the molding box
The pane gusset that frame inside magnesium iron framework 1, the inner side crossbar of the molding box (longitudinal gusset and horizontal gusset) mutually run through can be effective
Limit the deformation of concrete vertical and horizontal, the generation of confined concrete base material underbead crack and development, make concrete component be in
Two to the stress of even three dimension stress, thus further improves Ultimate Tensile, resistance to compression carrying energy in overall structure
Power.
The material of two-sided crossbar of the molding box magnesium iron framework 1 selects the high-strength tenacity spheroidal graphite cast-iron QT600-9 trade mark, and its tensile strength is
600MPa, yield strength is 420-450MPa, and percentage elongation is 9%, has prolonged erosion performance, this and spiral HRB335
(20MnSi) yield strength is the combined coupling of 340MPa, can most effective raising overall construction intensity and rigidity.
The connection of two-sided crossbar of the molding box magnesium iron framework 1 and bar frame molectron 13 is fixed, and selects the spheroidal graphite cast-iron QT600-6 trade mark
Special bolt 14, is pressed abd fixed on the axial frame 7 of two-sided crossbar of the molding box magnesium iron framework 1, radially frame 10, longitudinal gusset 11, laterally
On gusset 12, this easy to assembly fast do not limited by dimensional tolerance, if left and right tapping at the 1/2 of outside crossbar of the molding box height
Fixing.Meanwhile, eliminating inner ring magnesium iron wallboard backboard in the past and outer ring armored concrete arc plate, two arc plate kissings are desired
Will on armored concrete arc plate embedded nut molectron, standby a lot of hi-Fix metal dies or cast pre-buried bar,
Due to the cooling of ferrum liquid, to fill type at top box imperfect, casting flaw easily occurs, makes the problem that intensity is relatively low.
Bar frame molectron 13, after impeller blasting eliminates rust, sprays corrosion-resistant antirust paint (such as: grapheme material etc.) place
Manufacture after reason and shape, can antirust a century, will not be because being produced the strongest destructive corrosion dilatant by moist, saline water intrusion, will not
Make reinforcing bar bulk strength be gradually lowered, also reinforcing bar surrounding concrete will not be produced extruding destruction, reinforcing bar more will not be made to mix
Xtah Crude Clay structure engineering occurs crackle in early days, reduces service life.By two-sided crossbar of the molding box magnesium iron framework 1 with bar frame molectron 13 even
Connect after fixing, put into casting concrete in shaping template for one piece, shift warming solar energy room health preserving solidification forming onto with one piece of chassis,
Shaping template of dismantling just obtains complete integral type shallow buried type magnesium iron framework-reinforced concrete combination tunnel wallboard.Concrete is
Directly be poured into outside magnesium iron framework in the crossbar of the molding box and framework solidification forming on arc plate 6, the cross section of reinforced concrete member 2 in
"T"-shaped structure, bar frame molectron 13 is the insertion that the outside crossbar of the molding box convex-concave profile with two-sided crossbar of the molding box magnesium iron framework 1 matches
Formula arcuate structure.Two-sided crossbar of the molding box magnesium iron framework 1 be connected with bar frame molectron 13 after in shaping template casting concrete support
Raw solidification, the slitless connection formed between above-mentioned three is fixed, and has fully effective, the highest bearing capacity, not only at knot
In structure behavior more rationally, structure stress condition more conforms to element mechanics feature, radial separation can not be produced, the most not
Straight skidding or destruction can be produced.
The documents and materials that media are announced in a large number show, Wenchuan violent earthquake causes 18 national highway highways, 56 tunnels to collapse and collapse, collapse
A position that collapses reaches more than at 1000, and railway tunnel also has many tunnels to collapse to collapse, just travelling the locomotive in No. 109 tunnels of the Baoji-Chengdu Railway
Draw the 12 fuel-economizing tank cars being loaded with 500 tons of gasoline to be smashed leakage of oil by a large amount of stones of shock collapse and cause big fire, trigger 5 fuel-economizing tanks
Car explodes, the whole after-flame of gasoline of all oil trucks, and most of oil trucks are burnt till flat, all rescues in disaster area passage
Blocked, injures and deaths are the most heavy, lose huge.And the violent earthquake of Japan makes Fukushima nuclear power station protecting wall, owing to being construction in early days
Structure is that reinforced concrete structure is shattered generation nuclear leakage, the life safety of harm surrounding resident, and is forced to close down.Host country
Experience and the Lessons of inside and outside tunnel construction show, improve bearing capacity and the work of tunnel buttress supporting safeguard structure
Journey quality safety reliability, has been instant great research topic, imperative.The shallow buried type of this utility model research and development
Magnesium iron framework-reinforced concrete combination tunnel wallboard, adapts to the construction of tunnel recombination method just, can be on various harmful geology structure ground
The most reliable security structural member of Duan Jiaqiang buttress supporting protection, can reduce and prevent earthquake damage to greatest extent and guarantee to use
Life-span reaches more than 120 years.
Claims (10)
1. shallow buried type magnesium iron framework-reinforced concrete combination tunnel wallboard, it is characterised in that this combination tunnel wallboard bag
Include: two-sided crossbar of the molding box magnesium iron framework, bar frame molectron, reinforced concrete member, the outside of two-sided crossbar of the molding box magnesium iron framework and steel
Muscle rack molectron connects combination, and the two-sided crossbar of the molding box magnesium iron framework after combination and bar frame molectron are by armored concrete structure
Part solidification connects, and forms the shallow buried type magnesium iron framework-reinforced concrete combination tunnel wallboard of strong bonded.
2. according to the shallow buried type magnesium iron framework described in claim 1-reinforced concrete combination tunnel wallboard, it is characterised in that double
Face crossbar of the molding box magnesium iron framework is integral type two-sided crossbar of the molding box type structure, and the two-sided crossbar of the molding box includes the outside crossbar of the molding box and the inner side crossbar of the molding box, the inner side crossbar of the molding box
And separated inside and outside arc plate by framework between the crossbar of the molding box of outside, the outside crossbar of the molding box and the inner side crossbar of the molding box are through overall structures, outside case
Muscle and the inner side crossbar of the molding box are longitudinal gusset and the horizontal gusset composition of longitudinal and transverse setting.
3. according to the shallow buried type magnesium iron framework described in claim 2-reinforced concrete combination tunnel wallboard, it is characterised in that outer
The side crossbar of the molding box be two-sided crossbar of the molding box magnesium iron framework with longitudinal rib plate, the crossings on different level combinative structure cell body of horizontal gusset, by outside
The crossbar of the molding box fixes bar frame molectron and reinforced concrete member;The inner side crossbar of the molding box is through with the outside crossbar of the molding box by arc plate in framework
Box structure even, between the crossbar of the molding box of inner side space and Combined concrete or as required with reinforced concrete combination.
4. according to the shallow buried type magnesium iron framework described in claim 2-reinforced concrete combination tunnel wallboard, it is characterised in that interior
The height of the side crossbar of the molding box is big compared with the height of the outside crossbar of the molding box, and the height of the outside crossbar of the molding box takes the 1/5-of two-sided crossbar of the molding box magnesium iron framework entirety panel height
1/6。
5. according to the shallow buried type magnesium iron framework described in claim 2-reinforced concrete combination tunnel wallboard, it is characterised in that double
In the framework of face crossbar of the molding box magnesium iron framework, arc plate inner side and outer side is respectively provided with integral type frame, and frame includes axial frame and longitudinal edge
Frame, the most longitudinal and transverse between axial frame and radially frame arranges longitudinal gusset and horizontal gusset, by frame and the inner side case of inner side
Longitudinal gusset of muscle, horizontal gusset extend across the frame outside the combination formation of middle arc plate and longitudinal gusset of the outside crossbar of the molding box, horizontal stroke
To gusset, axial frame arranges axial connecting hole, radially connected hole is radially set on frame.
6. according to the shallow buried type magnesium iron framework one of claim 1 to 5 Suo Shu-reinforced concrete combination tunnel wallboard, its feature
Being, this combination tunnel wallboard is divided into monolithic combination tunnel wallboard, by radially connected hole between every piece of combination tunnel wallboard
Assemble one annular entire combination tunnel wallboard of formation, by axially connecting between adjacent every ring entire combination tunnel wallboard
Connect hole connect assembly, shallow buried type magnesium iron framework-reinforced concrete combination tunnel wallboard external diameter with scrape out around Rock And Soil
Between hole, space arranges cement mortar injecting cement paste, is formed by shallow buried type magnesium iron framework-reinforced concrete combination tunnel wallboard one
The supporting safeguard structure system of secondary property lining cutting buttress.
7. according to the shallow buried type magnesium iron framework described in claim 6-reinforced concrete combination tunnel wallboard, it is characterised in that double
Face crossbar of the molding box magnesium iron framework and the connection of bar frame molectron and the connection of reinforced concrete member are elastic connection structures or firm
Property attachment structure, the connection between monolithic combination tunnel wallboard, between adjacent two annular entire combination tunnel wallboards is elastic
Attachment structure.
8. according to the shallow buried type magnesium iron framework described in claim 1-reinforced concrete combination tunnel wallboard, it is characterised in that steel
The main muscle of muscle rack molectron is fixed on two-sided crossbar of the molding box magnesium iron frame inner wall and longitudinal gusset, horizontal gusset by bolt presses
On, bar frame molectron and two-sided crossbar of the molding box magnesium iron framework are firmly installed as integrative-structure;Two-sided crossbar of the molding box magnesium iron framework and reinforcing bar
Rack molectron is connected by reinforced concrete member solidification, forms the company of two-sided crossbar of the molding box magnesium iron framework and bar frame molectron
The combination of junction convex-concave crossed space, slitless connection strong bonded become an overall shallow buried type magnesium iron framework-reinforced concrete local soil type
Close tunnel wallboard.
9. according to the shallow buried type magnesium iron framework described in claim 1-reinforced concrete combination tunnel wallboard, it is characterised in that steel
The " T " shape structure of reinforced concrete element cross-section, bar frame molectron is and the outside crossbar of the molding box of two-sided crossbar of the molding box magnesium iron framework
The plug-in type arcuate structure that convex-concave profile matches.
10. according to the shallow buried type magnesium iron framework described in claim 1-reinforced concrete combination tunnel wallboard, it is characterised in that double
The side of face crossbar of the molding box magnesium iron framework is provided with seal groove.
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105927251A (en) * | 2016-06-30 | 2016-09-07 | 吴镇 | Shallow embedded magnesium iron-reinforced concrete combined tunnel wall plate |
CN106640116A (en) * | 2017-03-01 | 2017-05-10 | 吴镇 | Modified structure of tunnel transverse way thee-joint joint pipe composite member |
CN108868180A (en) * | 2017-05-10 | 2018-11-23 | 盐城工学院 | A method of using the TRC thin plate lateral reinforcement RC beam for successively retreating lapping |
-
2016
- 2016-06-30 CN CN201620670202.1U patent/CN205743928U/en not_active Withdrawn - After Issue
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105927251A (en) * | 2016-06-30 | 2016-09-07 | 吴镇 | Shallow embedded magnesium iron-reinforced concrete combined tunnel wall plate |
CN105927251B (en) * | 2016-06-30 | 2018-06-08 | 吴镇 | Shallow buried type magnesium iron frame-reinforced concrete combination tunnel siding |
CN106640116A (en) * | 2017-03-01 | 2017-05-10 | 吴镇 | Modified structure of tunnel transverse way thee-joint joint pipe composite member |
CN108868180A (en) * | 2017-05-10 | 2018-11-23 | 盐城工学院 | A method of using the TRC thin plate lateral reinforcement RC beam for successively retreating lapping |
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