CN109183616A - Inside and outside double steel plate steel reinforced concrete synthetic rope tower structure and its assembling method of construction - Google Patents
Inside and outside double steel plate steel reinforced concrete synthetic rope tower structure and its assembling method of construction Download PDFInfo
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- CN109183616A CN109183616A CN201811134814.9A CN201811134814A CN109183616A CN 109183616 A CN109183616 A CN 109183616A CN 201811134814 A CN201811134814 A CN 201811134814A CN 109183616 A CN109183616 A CN 109183616A
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/14—Towers; Anchors ; Connection of cables to bridge parts; Saddle supports
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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Abstract
Present disclose provides a kind of inside and outside double steel plate steel reinforced concrete synthetic rope tower structures, comprising: double steel plate steel shell structure, including outer steel shell and interior steel shell；Steel stiffener, including horizontal stiffener and vertical ribbed stiffener, it is uniformly distributed on outer steel shell and interior steel shell, for improving steel shell Out-of Plane Stiffness；Trussing is arranged in double steel plate steel shell inside configuration, for connecting outer steel shell and interior steel shell；Concrete is cast in the cavity that inside and outside double steel plate steel shell surrounds；Reinforcing bar, including vertical reinforcement and transverse steel, are each passed through horizontal stiffener and vertical ribbed stiffener, form thin perforated panel-armored concrete tenon and are bi-directionally connected construction；The segmented construction of Sarasota structure, the processing of segment steel construction and reinforcing bar location and installation are completed in factory, and steel construction is connect with reinforcing bar between segment, segment concreting is completed at the scene, forms steel-concrete combined structure.The disclosure improves Sarasota structure tension performance, reduces difficulty of construction, improves science of bridge building construction speed and processing quality.
Description
Technical field
This disclosure relates to field of civil engineering, and in particular to double steel plate steel reinforced concrete synthetic rope tower structure and its assembly inside and outside a kind of
Change method of construction.
Background technique
Steel construction Sarasota has in the mega projects such as Nanjing No.3 Yangtze River Bridge, Taizhou Yangtze Bridge and Ma'an Mountain's Yangtze Bridge
Successful application has preferable bearing capacity, anti-seismic performance and structure durability, its flat appearance is bright and clean in addition, is easier to obtain
Preferable aesthetic effect.But it builds steel construction Sarasota and needs large-scale machining apparatus and large lifting equipment, meanwhile, identical appearance
The steel construction Sarasota and concrete pylon of structure size, bending stiffness and compressional stiffness simultaneously do not have advantage, and cost compared with
It is high.
Compared to steel construction Sarasota, it is the most commonly used Sarasota that concrete pylon, which has many advantages, such as that rigidity is big, good economy performance,
Structure, but its plasticity, toughness, anti-seismic performance are relatively weak, after concrete cracking and crack progressing, also lead to internal reinforcing bar rust
The problems such as erosion, concrete deterioration, influence safety and the durability of structure.And concrete pylon need at the scene installation template,
In assembling reinforcement and casting concrete, especially long span stayed-cable bridge or Construction of Pylon of Long Span Suspension Bridge, above-mentioned work is completed under high altitude conditions
Industry, construction risk is relatively high, and construction quality is also difficult to guarantee.
The steel shell tower of pouring concrete is applied in the cable-stayed bridge and suspension bridge of some Medium and small spans in outsourcing steel shell,
But most of steel shell tower does not give full play to the stress performance of steel construction, and its construction method also with conventional steel bar concrete bridge tower
Similar, field operation is many and diverse, and construction quality is relatively difficult to guarantee.
Summary of the invention
(1) technical problems to be solved
Present disclose provides a kind of inside and outside double steel plate steel reinforced concrete synthetic rope tower structure and its assembling methods of construction, at least portion
Decompose technical problem certainly set forth above.
(2) technical solution
According to one aspect of the disclosure, a kind of inside and outside double steel plate steel reinforced concrete synthetic rope tower structure is provided, comprising: double steel plate
Steel shell structure, including outer steel shell and interior steel shell；Steel stiffener, including horizontal stiffener and vertical ribbed stiffener, it is uniformly distributed outside
On steel shell and interior steel shell, for improving steel shell Out-of Plane Stiffness；Trussing is arranged in double steel plate steel shell inside configuration, for connecting
Connect outer steel shell and interior steel shell；Concrete is cast in the cavity that inside and outside double steel plate steel shell surrounds；Reinforcing bar, including vertical reinforcement and
Transverse steel is each passed through horizontal stiffener and vertical ribbed stiffener, forms thin perforated panel-armored concrete tenon and is bi-directionally connected structure
It makes；
Wherein, the segmented construction of Sarasota structure, the processing of segment steel construction and reinforcing bar location and installation are complete in factory
At steel construction is connect with reinforcing bar between segment, segment concreting is completed at the scene, forms steel-concrete combined structure.
In some embodiments, outer steel shell and the uniformly distributed vertical ribbed stiffener of interior steel shell, horizontal stiffener have aperture,
Aperture is reinforced hole, and transverse steel sequentially passes through the reinforced hole of vertical ribbed stiffener, and vertical reinforcement sequentially passes through horizontal stiffener
Reinforced hole forms thin perforated panel-armored concrete tenon and is bi-directionally connected construction.
In some embodiments, the outer steel shell is located at section outer rim, as stressed member main in steel-concrete combined structure,
As Sarasota external mold.
In some embodiments, the outer steel shell plate thickness is 14~20mm.
In some embodiments, interior steel shell is located at section inner edge, as Sarasota internal model, meets stress when concreting
And deformation requirements.
In some embodiments, trussing includes horizontal truss and vertical truss, and inside and outside steel shell is unified by horizontal truss
It is whole, control steel shell stress and deformation requirements when laying meets concreting；Vertical truss is located at vertical suspension centre and corresponds to position
It sets, stress and deformation requirements when laying need to meet steel shell lifting.
The dress of inside and outside double steel plate steel reinforced concrete synthetic rope tower structure described in one kind another aspect of the present disclosure provides
With change method of construction, comprising: each segment steel construction processing of Sarasota and reinforcing bar location and installation are carried out respectively in factory, by vertical
The correlation between determining segment between steel shell, reinforcing bar is matched, reinforcing bar positioning and installation are carried out；By the steel shell segment transport with reinforcing bar
It is linear according to preassembling at the construction field (site) to bridge location scene, each segment bridge location steel structure assembling connection, reinforcing bar connection are carried out, and
Casting concrete forms steel-concrete combined structure.
In some embodiments, when factory installs, it is fixed that cross-perforating reinforcing bar carries out perforating when steel shell plate unit is processed
Position, and forming is bent, it is assembled in company with the integration of steel shell plate unit；Vertical perforation reinforcing bar is concentrated binding by location hole reinforcing bar
Vertical reinforcement is carried out in factory's matching process to guarantee Vertical bar connection precision between segment in the side of rib of slab aperture
Pre-connection positions vertical reinforcement in each segment vertical reinforcement top opening setting positioning fixture after tentatively connecting in place,
Fixture is released after the completion of live Vertical bar connection, is reused.
In some embodiments, the building course in factory includes: the processing of steel construction plate unit, wherein cross-perforating steel
Muscle carries out perforation positioning when plate unit is processed, and bends forming；Steel construction plate unit with transverse steel is assembled into steel shell section
Section installs internal truss frame system；Vertical perforation reinforcing bar penetrates after steel shell is completed, and is concentrated and is tied up by location hole reinforcing bar
It is tied in the side of rib of slab aperture；Factory's Vertical Matching of 1+1 is carried out between adjacent cable tower segment, to guarantee that vertical reinforcement connects between segment
Precision is connect, vertical reinforcement is subjected to pre-connection in the matching process, after tentatively connecting in place, in each segment vertical steel top rib
Mouth setting positioning fixture positions vertical reinforcement；After the completion of matching, interim matching parts is installed.
In some embodiments, the steel shell segment with reinforcing bar is being transported to bridge location scene, the construction of construction site
Journey includes: that integral hoisting is in place, and positional relationship between adjacent segment is accurately determined according to matching parts；Each segment steel construction is welded, even
Reinforcing bar is connect, the positioning fixture of reinforcing bar is removed；Casting concrete simultaneously conserves.
(3) beneficial effect
It can be seen from the above technical proposal that double steel plate steel reinforced concrete synthetic rope tower structure and its assembling are built inside and outside the disclosure
Method at least has the advantages that one of them:
(1) perpendicular, horizontal two-way concrete slab concrete tenon realizes that tunneling boring, full-height steel construction and coagulation earth cooperation carrying act on,
Give full play to the characteristic and performance of two kinds of materials, the Sarasota bearing capacity of identical appearance size be higher than armored concrete Sarasota and
Steel construction Sarasota；
(2) clad steel shell structure constitutes the profile of Sarasota structure inside and outside, can be designed to arbitrarily by stress and modeling requirement
Shape, adaptability are extremely wide；
(3) effect of contraction of steel can improve the deformation performance of core concrete, make to combine Sarasota with good modeling
Property and toughness, to significantly improve the anti-seismic performance of structure；
(4) Sarasota outer surface is steel construction, and finish, flatness are mored easily guarantee compared to concrete pylon, in addition table
Coating color in face can require to determine, be easier to obtain preferable aesthetic effect according to landscape design；
(5) effect of contraction of steel shell can slow down the crack progressing of armored concrete, and internal reinforcing bar is because having the protection of steel shell not
It can cause to corrode, as long as carrying out the outer surface coating maintenance of steel shell during operation, that is, can guarantee the durability of structure；
(6) clad steel shell structure inside and outside, outer steel shell are connect by horizontal truss, vertical trussing with interior steel shell, can be expired
Stress and deformation requirements when sufficient steel shell lifting, concreting, the completely complicated Sarasota template system of substitution, face combination forever,
Reduce project cost；
(7) using batch production, the construction technology of assembling, bridge location field operation amount is substantially reduced, work can be effectively improved
Effect and construction quality reduce the duration, promote the industrialized level that Sarasota is built.
Detailed description of the invention
Fig. 1 is that the inside and outside double steel plate steel reinforced concrete synthetic rope tower structure typical case segment of embodiment of the present disclosure prefabrication and assembly constructionization construction is vertical
Body schematic diagram.
Fig. 2 is the cross-sectional configuration of the inside and outside double steel plate steel reinforced concrete synthetic rope tower structure of embodiment of the present disclosure prefabrication and assembly constructionization construction
Detail drawing.
Fig. 3 is the thin perforated panel-of inside and outside double steel plate steel reinforced concrete synthetic rope tower structure of embodiment of the present disclosure prefabrication and assembly constructionization construction
Armored concrete tenon is bi-directionally connected construction.
[embodiment of the present disclosure main element symbol description in attached drawing]
101, outer steel shell；Steel shell in 102
103, horizontal truss；104, vertical truss
105, horizontal stiffener；106, vertical ribbed stiffener
107, vertical reinforcement；108, transverse steel
Specific embodiment
Present disclose provides a kind of inside and outside double steel plate steel reinforced concrete synthetic rope tower structure and its assembling methods of construction, it is intended to improve
Sarasota structure tension performance reduces difficulty of construction, improves science of bridge building construction speed and processing quality.
Prefabrication and assembly constructionization construction inside and outside double steel plate steel reinforced concrete synthetic rope tower structure combination steel open caisson, steel cofferdam, steel jacket box and
The composite structure of steel and concrete is applied in the Sarasota structure of cable-stayed bridge or suspension bridge by the structure for combining beam body, selects steel
Mixed combination Sarasota can give full play to the characteristic and performance of two kinds of materials, have bearing capacity high, and plasticity, toughness, anti-seismic performance are strong,
The features such as durability is good, and good economic benefit can be obtained；The construction technology of its prefabrication and assembly construction, which also complies with, simultaneously builds
Build industrialized developing direction.
For the purposes, technical schemes and advantages of the disclosure are more clearly understood, below in conjunction with specific embodiment, and reference
The disclosure is further described in attached drawing.
Disclosure some embodiments will be done referring to appended attached drawing in rear and more comprehensively describe to property, some of but not complete
The embodiment in portion will be shown.In fact, the various embodiments of the disclosure can be realized by many different forms, without that should be solved
It is interpreted as being limited to embodiments set forth herein；Relatively, these embodiments are provided so that the disclosure meets applicable legal requirement.
Prefabrication and assembly constructionization construction inside and outside double steel plate steel reinforced concrete synthetic rope tower structure by inside and outside double steel plate steel shell, steel stiffener,
Thin perforated panel-armored concrete tenon is bi-directionally connected construction, steel shell internal truss frame system, concrete and reinforcing bar composition.Sarasota structure
Segmented construction, single segment China and foreign countries steel shell connect integral, formation Sarasota profile with interior steel shell by internal truss frame system；Outside
Steel shell and interior steel shell lay perpendicular, horizontal stiffener, ribbed stiffener open interior and wear cloth erect, transverse steel, form thin perforated panel-steel
Reinforced concrete tenon is bi-directionally connected construction；Reinforcing bar in steel shell and segment is processed in factory, manufactures, lays, is matched, scene
After integral hoisting matching, completion is connect with upper segment steel construction, reinforcing bar, and casting concrete, forms steel-concrete combined structure.
The inside and outside clad steel shell structure, outer steel shell are connect by horizontal truss, vertical trussing with interior steel shell, can be expired
Stress and deformation requirements when sufficient steel shell lifting, concreting, the completely complicated Sarasota template system of substitution.Outer steel shell is located at
Section outer rim is main stressed member in steel-concrete combined structure, also serves as the use of Sarasota external mold, plate thickness is according to permanent structure stress
It needs to take, the steel plate of general 14~20mm can obtain preferable comprehensive mechanical property.Interior steel shell is located at section inner edge, structure by
Power is little, uses as Sarasota internal model, need to meet stress and deformation requirements when concreting.Internal truss frame system point level
Truss and two kinds of vertical truss, horizontal truss unifies inside and outside steel shell, and laying controls steel when need to meet concreting
Shell stress and deformation requirements.Vertical truss is located at vertical suspension centre corresponding position, stress and change when laying need to meet steel shell lifting
Shape requirement.
In the novel Sarasota structure, inside and outside clad steel shell structure constitutes the profile of Sarasota structure, by stress and can make
Type requires to be designed to arbitrary shape, and adaptability is good.
The inside and outside steel shell lays perpendicular, horizontal stiffener, is respectively provided with reinforcing bar in vertical ribbed stiffener and horizontal stiffener
Hole, transverse steel sequentially pass through the reinforced hole of vertical ribbed stiffener, and vertical reinforcement sequentially passes through the reinforced hole of horizontal stiffener, with shape
Construction is bi-directionally connected at thin perforated panel-armored concrete tenon.Pass through perpendicular, horizontal two-way thin aperture between inside and outside steel shell and concrete
Plate-armored concrete tenon realizes that tunneling boring, full-height steel construction and concrete cooperate, and forms steel-concrete combined structure；Simultaneously
Perpendicular, horizontal stiffener setting significantly improves steel shell Out-of Plane Stiffness, stress and local deformation requirement when can meet concreting.
In an exemplary embodiment of the disclosure, a kind of inside and outside double steel plate steel reinforced concrete of prefabrication and assembly constructionization construction is provided
Synthetic rope tower structure.Fig. 1 is showing for the inside and outside double steel plate steel reinforced concrete synthetic rope tower structure of embodiment of the present disclosure prefabrication and assembly constructionization construction
It is intended to, Fig. 2 is that the cross-sectional configuration of the inside and outside double steel plate steel reinforced concrete synthetic rope tower structure of embodiment of the present disclosure prefabrication and assembly constructionization construction is detailed
Figure.As shown in Figure 1 and Figure 2, the inside and outside double steel plate steel reinforced concrete synthetic rope tower structure of prefabrication and assembly constructionization construction mainly includes outer steel shell 101,
Interior steel shell 102, horizontal truss 103, vertical truss 104, horizontal stiffener 105, vertical ribbed stiffener 106.Outer steel shell 101 and interior steel
Shell 102 lays horizontal stiffener 105 and vertical ribbed stiffener 106, and passes through internal horizontal truss 103 and vertical truss 104
Connect into steel reinforced concrete synthetic rope tower structure.
It is illustrated in figure 3 the thin perforated panel-of inside and outside double steel plate steel reinforced concrete synthetic rope tower structure of disclosure prefabrication and assembly constructionization construction
Armored concrete tenon is bi-directionally connected construction, and primary structure includes outer steel shell 101, interior steel shell 102, horizontal stiffener 105, it is vertical plus
Strength rib 106, vertical reinforcement 107, transverse steel 108.Outer steel shell and interior steel shell lay vertical ribbed stiffener 106 and horizontal stiffener
105, vertical ribbed stiffener 106 and 105 open interior of horizontal stiffener simultaneously wear cloth vertical reinforcement 107 and transverse steel 108, form thin opens
Orifice plate-armored concrete tenon is bi-directionally connected construction.
In another embodiment of the disclosure, a kind of inside and outside double steel plate steel reinforced concrete synthetic rope of prefabrication and assembly constructionization construction is provided
The method of construction of tower structure.The method of construction groundwork of the steel-concrete composite pylon structure includes:
Steel construction processing, reinforcing bar positioning and installation are carried out in factory；
The connection of bridge location steel structure assembling, reinforcing bar connection and concrete construction are carried out at the construction field (site).
Wherein, steel shell and its ribbed stiffener, trussing, perpendicular transverse steel processing and installation in factory, by vertical
The correlation between determining segment between steel shell, reinforcing bar is matched, it is linear according to preassembling at the scene, assembled steel shell is set up, steel is connected
Muscle, casting concrete realize the construction of Sarasota prefabrication and assembly constructionization.It is steel construction that larger workload is also more complicated in building course
The work of this two parts is placed in factory accurate and controllably completed by processing and reinforcing bar positioning and installation, the disclosure, it is ensured that is applied
Working medium amount.
The mixed combination Sarasota of steel-installs reinforcing bar most of in Sarasota in steel construction processing factory.Cross-perforating reinforcing bar is in plate list
Perforation positioning is carried out when member processing, and bends forming, is assembled in company with the integration of steel shell plate unit；Vertical perforation reinforcing bar passes through positioning
Hole reinforcing bar is concentrated binding to match to guarantee Vertical bar connection precision between segment in factory in the side of rib of slab aperture
Vertical reinforcement is subjected to pre-connection in journey, after tentatively connecting in place, positioning fixture is set in each segment vertical reinforcement top opening
Vertical reinforcement is positioned, releases fixture after the completion of live Vertical bar connection, is reused.
Building course in factory includes:
The processing of steel construction plate unit, wherein cross-perforating reinforcing bar carries out perforation positioning when plate unit is processed, and is bent into
Shape；
Steel construction plate unit with transverse steel is assembled into steel shell segment, installs internal truss frame system；
Vertical perforation reinforcing bar penetrates after steel shell is completed, and is concentrated binding in rib of slab aperture by location hole reinforcing bar
Side；
Between adjacent cable tower segment carry out 1+1 factory's Vertical Matching, for guarantee segment between Vertical bar connection precision,
With vertical reinforcement is carried out pre-connection in the process, after tentatively connecting in place, it is arranged in each segment vertical reinforcement top opening and positions
Fixture positions vertical reinforcement；
After the completion of matching, interim matching parts is installed.
Steel shell segment with reinforcing bar is being transported to bridge location scene, the building course of construction site includes:
Integral hoisting is in place, and positional relationship between adjacent segment is accurately determined according to matching parts；
Each segment steel construction is welded, reinforcing bar is connected, removes the positioning fixture of reinforcing bar；
Casting concrete simultaneously conserves.
The method of construction realizes the construction of Sarasota prefabrication and assembly constructionization, and the reinforcing bar in steel shell and segment adds in factory
Work, manufacture, laying, matching, after live integral hoisting matching, completion connect with upper segment steel construction, reinforcing bar, and pours coagulation
Soil forms steel-concrete combined structure.The work of steel-concrete composite pylon nearly 70% or more is placed on high quality in factory and completes,
Bridge location field operation amount is significantly reduced, work efficiency can be effectively improved, reduces the duration, promotes the industrialized level that Sarasota is built.
So far, attached drawing is had been combined the embodiment of the present disclosure is described in detail.It should be noted that in attached drawing or saying
In bright book text, the implementation for not being painted or describing is form known to a person of ordinary skill in the art in technical field, and
It is not described in detail.In addition, the above-mentioned definition to each element and method be not limited in mentioning in embodiment it is various specific
Structure, shape or mode, those of ordinary skill in the art simply can be changed or be replaced to it.
It should also be noted that, the direction term mentioned in embodiment, for example, "upper", "lower", "front", "rear", " left side ",
" right side " etc. is only the direction with reference to attached drawing, not is used to limit the protection scope of the disclosure.Through attached drawing, identical element by
Same or similar appended drawing reference indicates.When may cause understanding of this disclosure and cause to obscure, conventional structure will be omitted
Or construction.
And the shape and size of each component do not reflect actual size and ratio in figure, and only illustrate the embodiment of the present disclosure
Content.In addition, in the claims, any reference symbol between parentheses should not be configured to the limit to claim
System.
It unless there are known entitled phase otherwise anticipates, the numerical parameter in this specification and appended claims is approximation, energy
Enough bases pass through the resulting required characteristic changing of content of this disclosure.Specifically, all be used in specification and claim
The middle content for indicating composition, the number of reaction condition etc., it is thus understood that repaired by the term of " about " in all situations
Decorations.Under normal circumstances, the meaning expressed refers to include by specific quantity ± 10% variation in some embodiments, some
± 5% variation in embodiment, ± 1% variation in some embodiments, in some embodiments ± 0.5% variation.
Furthermore word "comprising" does not exclude the presence of element or step not listed in the claims.It is located in front of the element
Word "a" or "an" does not exclude the presence of multiple such elements.
The word of ordinal number such as " first ", " second ", " third " etc. used in specification and claim, with modification
Corresponding element, itself is not meant to that the element has any ordinal number, does not also represent the suitable of a certain element and another element
Sequence in sequence or manufacturing method, the use of those ordinal numbers are only used to enable an element and another tool with certain name
Clear differentiation can be made by having the element of identical name.
In addition, unless specifically described or the step of must sequentially occur, there is no restriction in the above institute for the sequence of above-mentioned steps
Column, and can change or rearrange according to required design.And above-described embodiment can be based on the considerations of design and reliability, that
This mix and match is used using or with other embodiments mix and match, i.e., the technical characteristic in different embodiments can be freely combined
Form more embodiments.
Those skilled in the art will understand that can be carried out adaptively to the module in the equipment in embodiment
Change and they are arranged in one or more devices different from this embodiment.It can be the module or list in embodiment
Member or component are combined into a module or unit or component, and furthermore they can be divided into multiple submodule or subelement or
Sub-component.Other than such feature and/or at least some of process or unit exclude each other, it can use any
Combination is to all features disclosed in this specification (including adjoint claim, abstract and attached drawing) and so disclosed
All process or units of what method or apparatus are combined.Unless expressly stated otherwise, this specification is (including adjoint power
Benefit require, abstract and attached drawing) disclosed in each feature can carry out generation with an alternative feature that provides the same, equivalent, or similar purpose
It replaces.Also, in the unit claims listing several devices, several in these devices can be by same hard
Part item embodies.
Similarly, it should be understood that in order to simplify the disclosure and help to understand one or more of each open aspect,
Above in the description of the exemplary embodiment of the disclosure, each feature of the disclosure is grouped together into single implementation sometimes
In example, figure or descriptions thereof.However, the disclosed method should not be interpreted as reflecting the following intention: i.e. required to protect
The disclosure of shield requires features more more than feature expressly recited in each claim.More precisely, as following
Claims reflect as, open aspect is all features less than single embodiment disclosed above.Therefore,
Thus the claims for following specific embodiment are expressly incorporated in the specific embodiment, wherein each claim itself
All as the separate embodiments of the disclosure.
Particular embodiments described above has carried out further in detail the purpose of the disclosure, technical scheme and beneficial effects
Describe in detail it is bright, it is all it should be understood that be not limited to the disclosure the foregoing is merely the specific embodiment of the disclosure
Within the spirit and principle of the disclosure, any modification, equivalent substitution, improvement and etc. done should be included in the guarantor of the disclosure
Within the scope of shield.
Claims (10)
1. a kind of inside and outside double steel plate steel reinforced concrete synthetic rope tower structure, comprising:
Double steel plate steel shell structure, including outer steel shell and interior steel shell；
Steel stiffener, including horizontal stiffener and vertical ribbed stiffener, it is uniformly distributed on outer steel shell and interior steel shell, for improving steel
Shell Out-of Plane Stiffness；
Trussing is arranged in double steel plate steel shell inside configuration, for connecting outer steel shell and interior steel shell；
Concrete is cast in the cavity that inside and outside double steel plate steel shell surrounds；
Reinforcing bar, including vertical reinforcement and transverse steel, are each passed through horizontal stiffener and vertical ribbed stiffener, form thin perforated panel-
Armored concrete tenon is bi-directionally connected construction；
Wherein, the segmented construction of Sarasota structure, the processing of segment steel construction and reinforcing bar location and installation are completed in factory, are saved
Steel construction is connect with reinforcing bar, segment concreting is completed at the scene between section, forms steel-concrete combined structure.
2. inside and outside double steel plate steel reinforced concrete synthetic rope tower structure according to claim 1, wherein outer steel shell and the uniform cloth of interior steel shell
If vertical ribbed stiffener, horizontal stiffener have aperture, aperture is reinforced hole, and transverse steel sequentially passes through the steel of vertical ribbed stiffener
Muscle hole, vertical reinforcement sequentially pass through the reinforced hole of horizontal stiffener, form thin perforated panel-armored concrete tenon and are bi-directionally connected structure
It makes.
3. inside and outside double steel plate steel reinforced concrete synthetic rope tower structure according to claim 1, wherein the outer steel shell is located at outside section
Edge doubles as Sarasota external mold as stressed member main in steel-concrete combined structure.
4. inside and outside double steel plate steel reinforced concrete synthetic rope tower structure according to claim 1, wherein the outer steel shell plate thickness is 14~
20mm。
5. inside and outside double steel plate steel reinforced concrete synthetic rope tower structure according to claim 1, wherein interior steel shell is located at section inner edge,
As Sarasota internal model, meet the stress and deformation requirements when concreting.
6. inside and outside double steel plate steel reinforced concrete synthetic rope tower structure according to claim 1, wherein trussing includes horizontal truss
With vertical truss, horizontal truss unifies inside and outside steel shell, control steel shell stress and change when laying meets concreting
Shape requirement；Vertical truss is located at vertical suspension centre corresponding position, stress and deformation requirements when laying need to meet steel shell lifting.
7. a kind of assembling construction side of inside and outside double steel plate steel reinforced concrete synthetic rope tower structure such as claimed in any one of claims 1 to 6
Method, comprising:
It carries out the processing of each segment steel construction of Sarasota and reinforcing bar location and installation respectively in factory, is determined between segment by Vertical Matching
Correlation between steel shell, reinforcing bar carries out reinforcing bar positioning and installation；
By the steel shell segment with reinforcing bar transport to bridge location scene, it is linear according to preassembling at the construction field (site), carry out each segment bridge location
Steel structure assembling connection, reinforcing bar connection, and casting concrete, form steel-concrete combined structure.
8. assembling method of construction according to claim 7, wherein in factory's installation, cross-perforating reinforcing bar is in steel shell
Plate unit carries out perforation positioning when processing, and bends forming, assembles in company with the integration of steel shell plate unit；Vertical perforation reinforcing bar passes through
Location hole reinforcing bar is concentrated binding in the side of rib of slab aperture, to guarantee Vertical bar connection precision between segment, in factory
With vertical reinforcement is carried out pre-connection in the process, after tentatively connecting in place, it is arranged in each segment vertical reinforcement top opening and positions
Fixture positions vertical reinforcement, releases fixture after the completion of live Vertical bar connection, reuses.
9. assembling method of construction according to claim 7, wherein the building course in factory includes:
The processing of steel construction plate unit, wherein cross-perforating reinforcing bar carries out perforation positioning when plate unit is processed, and bends forming；
Steel construction plate unit with transverse steel is assembled into steel shell segment, installs internal truss frame system；
Vertical perforation reinforcing bar penetrates after steel shell is completed, and is concentrated binding in the one of rib of slab aperture by location hole reinforcing bar
Side；
Factory's Vertical Matching that 1+1 is carried out between adjacent cable tower segment was matching to guarantee Vertical bar connection precision between segment
Vertical reinforcement is subjected to pre-connection in journey, after tentatively connecting in place, positioning fixture is set in each segment vertical reinforcement top opening
Vertical reinforcement is positioned；
After the completion of matching, interim matching parts is installed.
10. assembling method of construction according to claim 7 is transported by the steel shell segment with reinforcing bar to bridge location scene
Afterwards, the building course of construction site includes:
Integral hoisting is in place, and positional relationship between adjacent segment is accurately determined according to matching parts；
It is welded to connect each segment steel construction, vertical reinforcement is connected, removes the positioning fixture of reinforcing bar；
Casting concrete simultaneously conserves.
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| CN201811134814.9A CN109183616A (en) | 2018-09-27 | 2018-09-27 | Inside and outside double steel plate steel reinforced concrete synthetic rope tower structure and its assembling method of construction |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN109944161A (en) * | 2019-03-11 | 2019-06-28 | 中铁五局集团有限公司 | Steel case concrete frame pier and construction method on a kind of tubular arch bridge arch |
| CN109944161B (en) * | 2019-03-11 | 2020-09-25 | 中铁五局集团有限公司 | Steel box concrete bent pier on steel pipe arch bridge arch and construction method |
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| CN114263116A (en) * | 2021-12-23 | 2022-04-01 | 中交第二航务工程局有限公司 | Industrial construction method for concrete bridge tower reinforcing steel bar part |
| CN114263116B (en) * | 2021-12-23 | 2023-05-23 | 中交第二航务工程局有限公司 | Industrial construction method for reinforced parts of concrete bridge tower |
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