CN106087693A - A kind of double-T shaped Wavelike steel webplate profiled sheet combination beam and construction method thereof - Google Patents
A kind of double-T shaped Wavelike steel webplate profiled sheet combination beam and construction method thereof Download PDFInfo
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- CN106087693A CN106087693A CN201610622612.3A CN201610622612A CN106087693A CN 106087693 A CN106087693 A CN 106087693A CN 201610622612 A CN201610622612 A CN 201610622612A CN 106087693 A CN106087693 A CN 106087693A
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- profiled sheet
- top flange
- wavelike steel
- steel webplate
- steel
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Classifications
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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
- E01D2/00—Bridges characterised by the cross-section of their bearing spanning structure
-
- 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
- E01D19/12—Grating or flooring for bridges; Fastening railway sleepers or tracks to bridges
- E01D19/125—Grating or flooring for bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/20—Concrete, stone or stone-like material
- E01D2101/24—Concrete
- E01D2101/26—Concrete reinforced
- E01D2101/268—Composite concrete-metal
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/30—Metal
Abstract
Embodiments of the invention disclose a kind of double-T shaped Wavelike steel webplate profiled sheet combination beam and construction method thereof, to solve the problem that existing Wavelike steel webplate concrete combination beam difficulty of construction is big and top flange concrete slab is the most cracking under sagging moment effect.Described combination beam, including: first waveform steel web and the second Wavelike steel webplate；It is fixedly connected with transverse strut between described first waveform steel web and the second Wavelike steel webplate；It is fixedly connected with profiled sheet between first top flange and the second top flange of the second Wavelike steel webplate of first waveform steel web；Described profiled sheet is equipped with reinforcing bar or the first reinforced mesh；The described profiled sheet being equipped with described reinforcing bar or the first reinforced mesh is precoated and is marked with the first concrete layer.The present invention is applicable to the combination beam of highway bridge and urban viaduct.
Description
Technical field
The present invention relates to can be applicable to the combination beam technical field of highway bridge and urban viaduct, particularly relate to a kind of double
T-shaped Wavelike steel webplate-profiled sheet combination beam and construction method thereof.
Background technology
Traditional Wavelike steel webplate concrete combination beam, as shown in Figure 1 a, 1 b, it is by top flange concrete slab 1, bottom wing
Edge concrete slab 2 is vertical with two panels or tilted-putted first waveform steel web 3 and the second Wavelike steel webplate 4 form, each limb ripple
The steel plate on shape steel web and the upper and lower edge of a wing, with after factory welds and is transported to job site, needs to be accurately positioned, difficulty of construction
Greatly.And during the cast of upper and lower edge of a wing concrete slab, need scene to set up scaffold, formwork supporting plate etc., there is field operation and construction difficulty
Spend the problems such as bigger.On the other hand, upper and lower edge of a wing concrete slab is the most cracking under sagging moment effect, and crack can reduce
The bearing capacity of structure, rigidity and durability.These problems cause certain difficulty all to the popularization and application of this class formation.
Summary of the invention
In view of this, the embodiment of the present invention provides a kind of double-T shaped Wavelike steel webplate-profiled sheet combination beam and construction party thereof
Method, to solve, existing Wavelike steel webplate concrete combination beam difficulty of construction is big and top flange concrete slab is under sagging moment effect
The most cracking problem.
First aspect, the embodiment of the present invention provides a kind of double-T shaped Wavelike steel webplate-profiled sheet combination beam, including:
First waveform steel web and the second Wavelike steel webplate；The top of described first waveform steel web is fixed with the first upper limb
Edge, the top of described second Wavelike steel webplate is fixed with the second top flange；
The plate face of described first waveform steel web and the second Wavelike steel webplate is in opposite directions and spaced setting；Described first
It is fixedly connected with transverse strut between Wavelike steel webplate and the second Wavelike steel webplate；
It is fixedly connected with profiled sheet between described first top flange and described second top flange；At described profiled sheet
On be equipped with reinforcing bar or the first reinforced mesh；
The described profiled sheet being equipped with described reinforcing bar or the first reinforced mesh is precoated and is marked with the first concrete layer.
Alternatively, between described first waveform steel web and the second Wavelike steel webplate, the transverse strut of fixing connection is
Steel I-beam.
Alternatively, and it is respectively fixed with peg on the second top flange on described first top flange；
Described profiled sheet is fixed on described first top flange by described peg and on described second top flange.
Alternatively, described first concrete layer is embedded with ∩ steel bar shear key；
Described first concrete layer is exposed in the end of described ∩ steel bar shear key.
Alternatively, the bottom of described first waveform steel web is fixed with the first lower flange, described second Wavelike steel webplate
Bottom is fixed with the second lower flange；
Between described first top flange and the first lower flange, it is fixed with the first ribbed stiffener, and described first ribbed stiffener is close to
The plate face of described first waveform steel web；The second ribbed stiffener it is fixed with between described second top flange and the second lower flange, and
Described second ribbed stiffener is close to the plate face of described second Wavelike steel webplate；
One end of described transverse strut is supported on described first ribbed stiffener, and is bolted on described first wave
On shape steel web；The other end of described transverse strut is supported on described second ribbed stiffener, and is bolted on described
On second Wavelike steel webplate.
Alternatively, it is equipped with the second reinforced mesh at described first concrete layer upper surface；
Upper surface at described first concrete layer being equipped with described second reinforced mesh is cast with the second concrete layer.
Second aspect, the embodiment of the present invention provides a kind of construction making double-T shaped Wavelike steel webplate-profiled sheet combination beam
Method, including: in the factory, carry out comprising the steps the construction procedure of 101 to step 106:
Step 101, fix the first top flange at the top of first waveform steel web, solid at the top of the second Wavelike steel webplate
Fixed second top flange；
Step 102, by the plate face of described first waveform steel web and the second Wavelike steel webplate in opposite directions and spaced setting；
Step 103, fixing between described first waveform steel web and the second Wavelike steel webplate connect transverse strut；
Step 104, fixing between described first top flange and described second top flange connect profiled sheet；
Step 105, at the upper laying reinforcing bar of described profiled sheet or the first reinforced mesh；
Step 106, on the described profiled sheet being equipped with described reinforcing bar or the first reinforced mesh precast the first coagulation
Soil layer.
Alternatively, described fixing connection lateral ties between described first waveform steel web and the second Wavelike steel webplate
Beam, including:
Fixing connection lateral ties steel I-beam between described first waveform steel web and the second Wavelike steel webplate.
Alternatively, described fixing connection profiled sheet between described first top flange and described second top flange, including:
And fix peg respectively on the second top flange on described first top flange；
Profiled sheet is set between described first top flange and described second top flange, described profiled sheet is passed through institute
State peg to be fixed on described first top flange and on described second top flange.
Alternatively, described construction method, also include:
On the described profiled sheet being equipped with described reinforcing bar or the first reinforced mesh during precast the first concrete layer, in advance
First bury ∩ steel bar shear key underground, so that after completing to pour into a mould the first concrete layer, the end dew of described ∩ steel bar shear key
Go out described first concrete layer.
Alternatively, described step 101 also includes: fix the first lower flange in the bottom of described first waveform steel web,
The second lower flange is fixed in the bottom of described second Wavelike steel webplate；Is fixed between described first top flange and the first lower flange
One ribbed stiffener, and described first ribbed stiffener is close to the plate face of described first waveform steel web；In described second top flange and second
Fix the second ribbed stiffener between lower flange, and described second ribbed stiffener is close to the plate face of described second Wavelike steel webplate；
Wherein, described step 103: fixing connection is laterally between described first waveform steel web and the second Wavelike steel webplate
Connection beam, including: one end of transverse strut is supported on described first ribbed stiffener, and is bolted on described first
On Wavelike steel webplate；The other end of transverse strut is supported on described second ribbed stiffener, and is bolted on described
On second Wavelike steel webplate.
Alternatively, described construction method, also include:
After described first concrete layer reaches predetermined hardness, the component that will be formed according to described step 101 to step 106
Integral hoisting is transported to job site, behind location, lays the second reinforced mesh at described first concrete layer upper surface；
Upper surface at described first concrete layer being equipped with described second reinforced mesh pours into a mould the second concrete layer.
The double-T shaped Wavelike steel webplate of one-profiled sheet combination beam that the embodiment of the present invention provides and construction method thereof, the
It is fixedly connected with transverse strut, in the first top flange and the second top flange between one Wavelike steel webplate and the second Wavelike steel webplate
Between be fixedly connected with profiled sheet, described profiled sheet is equipped with reinforcing bar or the first reinforced mesh, described being equipped with
Precoat on the described profiled sheet of reinforcing bar or the first reinforced mesh and be marked with the first concrete layer, so, when by the embodiment of the present invention
Double-T shaped Wavelike steel webplate-profiled sheet the combination beam provided, after factory is transported to job site, can mix the first of precast
Pouring concrete construction is directly carried out, it is not necessary to carry out first waveform steel web and the second waveform steel at the construction field (site) on solidifying soil layer
Location between web, it is not required that set up formwork supporting plate at the construction field (site), greatly reduces the difficulty of field operation and construction, from
And realize the purpose of steel structure bridge rapid construction；Further, connect due to fixing between the first top flange and the second top flange
There is profiled sheet, described profiled sheet is equipped with reinforcing bar or the first reinforced mesh, had the most both added holding of concrete layer
Loading capability, can reduce again concrete layer situation the most cracking under sagging moment effect and occur, it is to avoid outside distress in concrete
Dew, the durability of structure will significantly improve.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to
Other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 a is a kind of traditional Wavelike steel webplate concrete combination beam structural representation；
Fig. 1 b is another kind of traditional Wavelike steel webplate concrete combination beam structural representation；
Fig. 2 and Fig. 3 is the partial structurtes signal in the double-T shaped Wavelike steel webplate of the present invention-profiled sheet combination beam embodiment
Figure；
Fig. 4 is the perspective view of the double-T shaped Wavelike steel webplate of the present invention-profiled sheet combination beam embodiment；
Fig. 5 is the structural representation of the double-T shaped Wavelike steel webplate of the present invention-profiled sheet combination beam embodiment
Detailed description of the invention
Below in conjunction with the accompanying drawings the embodiment of the present invention is described in detail.
It will be appreciated that described embodiment be only the present invention a part of embodiment rather than whole embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained under not making creative work premise all its
Its embodiment, broadly falls into the scope of protection of the invention.
Referring to shown in Fig. 2 to Fig. 5, the double-T shaped Wavelike steel webplate of embodiments of the invention-profiled sheet combination beam, can wrap
Include: first waveform steel web 3 and the second Wavelike steel webplate 4；The top of described first waveform steel web 3 is fixed with the first top flange
31, the top of described second Wavelike steel webplate 4 is fixed with the second top flange 41；Described first waveform steel web 3 and the second waveform
The plate face of steel web 4 is in opposite directions and spaced setting；Between described first waveform steel web 3 and the second Wavelike steel webplate 4 admittedly
Determine connection and have transverse strut 5；It is fixedly connected with die mould steel between described first top flange 31 and described second top flange 41
Plate 6；Described profiled sheet 6 is equipped with reinforcing bar or the first reinforced mesh 7；It is being equipped with described reinforcing bar or the first reinforced mesh
Precoat on the described profiled sheet 6 of 7 and be marked with the first concrete layer 8.
The said structure of the present embodiment can be prefabricated in the factory.
In the present embodiment, described double-T shaped Wavelike steel webplate refers between the first and second two corrugated webs by horizontal stroke
It is fixed together to connection beam, forms double-T shaped beam.Described profiled sheet refers to that sheet metal is through colding pressing or cold rolling molding
Steel.Profiled sheet can be pressed into waveform, hyperbolic waveform, ribbed, V-arrangement, type etc. of putting more energy into.Profiled sheet in the present embodiment is preferably
Waveform profiled sheet.
First top flange 31 and the second top flange 41 can be separately fixed at first waveform steel web 3 He by the way of welding
The top of the second Wavelike steel webplate 4.
First waveform steel web 3 and the second Wavelike steel webplate 4 can be spaced setting in parallel to each other, it is possible to each other in necessarily
At an angle slant setting.
The double-T shaped Wavelike steel webplate of one-profiled sheet combination beam that the embodiment of the present invention provides, at first waveform steel web
With second be fixedly connected with transverse strut between Wavelike steel webplate, fixing between the first top flange and the second top flange connect
There is profiled sheet, described profiled sheet is equipped with reinforcing bar or the first reinforced mesh, be equipped with described reinforcing bar or the first steel
Precoat on the described profiled sheet of muscle mesh sheet and be marked with the first concrete layer, so, when the double-T shaped ripple that the embodiment of the present invention is provided
Shape steel web-profiled sheet combination beam, can on the first concrete layer of precast directly after factory is transported to job site
Carry out pouring concrete construction, it is not necessary to carry out determining between first waveform steel web and the second Wavelike steel webplate at the construction field (site)
Position, it is not required that set up formwork supporting plate at the construction field (site), greatly reduce the difficulty of field operation and construction, thus realize steel construction
The purpose of bridge rapid construction；Further, owing to being fixedly connected with profiled sheet between the first top flange and the second top flange,
It is equipped with reinforcing bar or the first reinforced mesh on described profiled sheet, had the most both added the bearing capacity of concrete layer, and can subtract again
The situation the most cracking under sagging moment effect of few concrete layer occurs, it is to avoid distress in concrete exposes, structure durable
Property will significantly improve.Furthermore, use two corrugated webs to be connected by transverse strut, location, bolt connect and are welded and fixed
Work all can complete in factory, and batch production degree is high, quality is prone to ensure.
In aforementioned double-T shaped Wavelike steel webplate-profiled sheet combination beam embodiment, alternatively, at described first waveform steel
Between web 3 and the second Wavelike steel webplate 4, the fixing transverse strut 5 connected is steel I-beam.High-strength bolt 13 can be passed through
Transverse strut is fixedly connected between first waveform web and the second corrugated web.
In aforementioned double-T shaped Wavelike steel webplate-profiled sheet combination beam embodiment, in order to strengthen profiled sheet with first
Top flange 31 and the bonding strength of the second top flange 41, can be solid respectively on described first top flange 31 and on the second top flange 41
Surely there is peg 9；Described profiled sheet 6 is fixed on described first top flange 31 and described second top flange by described peg 9
On 41.The mode that described peg 9 can lead to melting welding is fixed on the first top flange 31 and on the second top flange 41.
In aforementioned double-T shaped Wavelike steel webplate-profiled sheet combination beam embodiment, on the one hand in order to provide concrete layer
Interfacial shear force, on the other hand for the ease of lifting, can be embedded with ∩ steel bar shear key in described first concrete layer 8
10；Described first concrete layer 8 is exposed in the end of described ∩ steel bar shear key 10, and the part exposed can be as lifting component
Suspension centre.
In aforementioned double-T shaped Wavelike steel webplate-profiled sheet combination beam embodiment, in order to strengthen double-T shaped Wavelike steel webplate-
The integrally-built stability of profiled sheet combination beam, the bottom of described first waveform steel web 3 can be fixed with the first lower flange 32,
The bottom of described second Wavelike steel webplate 4 can be fixed with the second lower flange 42；In described first top flange 31 and the first lower flange
It is fixed with the first ribbed stiffener 33 between 32, and described first ribbed stiffener 33 is close to the plate face of described first waveform steel web 3；Institute
State and between the second top flange 41 and described second lower flange 42, be fixed with the second ribbed stiffener 43, and described second ribbed stiffener 43 is close to
The plate face of described second Wavelike steel webplate 4；One end of described transverse strut 5 is supported on described first ribbed stiffener 33, and leads to
Cross and be bolted on described first waveform steel web 3；The other end of described transverse strut 5 is supported on described second ribbed stiffener
On 43, and it is bolted on described second Wavelike steel webplate 4.
In the present embodiment, first waveform steel web 3 and first top flange 31 at top thereof and the first lower flange bottom it
32 collectively form first waveform web steel I-beam；Second top flange 41 at the second Wavelike steel webplate 4 and top thereof and its bottom
The second lower flange 42 collectively form the second corrugated web steel I-beam.
In the present embodiment, transverse strut 5, first waveform steel web the 3, second Wavelike steel webplate the 4, first lower flange 32,
Second lower flange the 42, first ribbed stiffener the 33, second ribbed stiffener 43 position each other and annexation so that double-T shaped waveform
Steel web-profiled sheet combination beam is integrally-built has higher stability.
In aforementioned double-T shaped Wavelike steel webplate-profiled sheet combination beam embodiment, when precast there being described first coagulation
After the double-T shaped Wavelike steel webplate of soil layer-profiled sheet combination beam lifting is transported to job site, can be directly at described first concrete
Layer 8 upper surface are equipped with the second reinforced mesh 11, are being equipped with described first concrete layer 8 of described second reinforced mesh 11
Upper surface cast forms the second concrete layer 12.Need not carry out first waveform steel web and the second waveform steel abdomen at the construction field (site)
Location between plate, it is not required that set up formwork supporting plate at the construction field (site), greatly reduces the difficulty of field operation and construction.
The embodiment of the present invention can be applicable to the combination beam of highway bridge and urban viaduct.
Referring to shown in Fig. 2 to Fig. 5, the present invention makes the construction method of double-T shaped Wavelike steel webplate-profiled sheet combination beam,
May include that
In the factory, carry out comprising the steps the construction procedure of 101 to step 106:
Step 101, fix the first top flange 31 at the top of first waveform steel web 3, on the top of the second Wavelike steel webplate 4
The second top flange 41 is fixed in portion.
In the present embodiment, described double-T shaped Wavelike steel webplate refers between the first and second two corrugated webs by horizontal stroke
It is fixed together to connection beam, forms double-T shaped beam.
First top flange 31 and the second top flange 41 can be separately fixed at first waveform steel web 3 He by the way of welding
The top of the second Wavelike steel webplate 4.
Step 102, the plate face of described first waveform steel web 3 and the second Wavelike steel webplate 4 in opposite directions and spaced is set
Put.
In the present embodiment, first waveform steel web and the second Wavelike steel webplate can be spaced setting in parallel to each other, it is possible to phase
Ground in a certain angle slant setting between Hu.
Step 103, fixing between described first waveform steel web 3 and the second Wavelike steel webplate 4 connect transverse strut
5。
In the present embodiment, by high-strength bolt, transverse strut can be fixedly connected on first waveform web and the second ripple
Between shape web.
Step 104, fixing between described first top flange 31 and described second top flange 41 connect profiled sheet 6.
In the present embodiment, described profiled sheet 6 refers to that sheet metal is through colding pressing or the steel of cold rolling molding.Profiled sheet can
It is pressed into waveform, hyperbolic waveform, ribbed, V-arrangement, type etc. of putting more energy into.Profiled sheet in the present embodiment is preferably waveform profiled sheet.
Step 105, at the upper laying reinforcing bar of described profiled sheet 6 or the first reinforced mesh 7.
Step 106, on the described profiled sheet 6 being equipped with described reinforcing bar or the first reinforced mesh 7, precast first mixes
Solidifying soil layer 8.
The construction method that the embodiment of the present invention provides, the company of fixing between first waveform steel web and the second Wavelike steel webplate
Connecing transverse strut, fixing connection profiled sheet between the first top flange and the second top flange, on described profiled sheet upper berth
If reinforcing bar or the first reinforced mesh, precast first on the described profiled sheet being equipped with described reinforcing bar or the first reinforced mesh
Concrete layer, so, when double-T shaped Wavelike steel webplate-die mould steel that the construction method that will provide according to embodiments of the present invention makes
Plate combination beam, after factory is transported to job site, can directly carry out concrete cast on the first concrete layer of precast and execute
Work, it is not necessary to carry out the location between first waveform steel web and the second Wavelike steel webplate at the construction field (site), it is not required that executing
Formwork supporting plate is set up at work scene, greatly reduces the difficulty of field operation and construction, thus realizes steel structure bridge rapid construction
Purpose；Further, owing to being fixedly connected with profiled sheet between the first top flange and the second top flange, on described profiled sheet
It is equipped with reinforcing bar or the first reinforced mesh, had the most both added the bearing capacity of concrete layer, concrete layer can be reduced again just
Situation the most cracking under Moment occurs, it is to avoid distress in concrete exposes, and the durability of structure will significantly improve.Again
Person, uses two corrugated webs to be connected by transverse strut, location, bolt connect and be welded and fixed work all can be complete in factory
Becoming, batch production degree is high, quality is prone to ensure.
In aforementioned construction method, the described company of fixing between described first waveform steel web 3 and the second Wavelike steel webplate 4
Connect transverse strut 5, including: fixing connection lateral ties work between described first waveform steel web and the second Wavelike steel webplate
Word girder steel.
In aforementioned construction method, described fixing connection die mould between described first top flange and described second top flange
Steel plate, may include that on described first top flange 31 and fixes peg 9 respectively on the second top flange 41；On described first
Between the edge of a wing 31 and described second top flange 41, profiled sheet 6 is set, described profiled sheet 6 is fixed on by described peg 9
On on described first top flange 31 and described second top flange 41.
In the present embodiment, described peg can lead to the mode of melting welding and be fixed on the first top flange and on the second top flange.Institute
State profiled sheet to be fixed on described first top flange by described peg and on described second top flange, it is possible to strengthen die mould steel
Plate with the first top flange and the bonding strength of the second top flange.
In order to provide the interfacial shear force of concrete layer and be easy to lifting, in aforementioned construction method, may also include that
When being equipped with precast the first concrete layer 8 on the described profiled sheet of described reinforcing bar or the first reinforced mesh 7, pre-plugged ∩
Steel bar shear key 10, so that after completing to pour into a mould the first concrete layer, institute is exposed in the end of described ∩ steel bar shear key 10
Stating the first concrete layer 8, the part exposed can be as the suspension centre of lifting component.
In order to strengthen double-T shaped Wavelike steel webplate-integrally-built stability of profiled sheet combination beam, in aforementioned construction method
In, described step 101 may also include that fixes the first lower flange 32, described second in the bottom of described first waveform steel web 3
The second lower flange 42 is fixed in the bottom of Wavelike steel webplate 4；First is fixed at described first top flange 31 and the first lower flange 32
Ribbed stiffener 33, and described first ribbed stiffener 33 is close to the plate face of described first waveform steel web 3；Described second top flange 41 He
Fix the second ribbed stiffener 43 at second lower flange 42, and described second ribbed stiffener 43 is close to the plate of described second Wavelike steel webplate 4
Face.
Wherein, described step 103: fixing connection horizontal stroke between described first waveform steel web 3 and the second Wavelike steel webplate 4
To connection beam 5, including: one end of transverse strut 5 is supported on described first ribbed stiffener 33, and is bolted on institute
State on first waveform steel web 3；The other end of transverse strut 5 is supported on described second ribbed stiffener 43, and passes through bolt
It is fixed on described second Wavelike steel webplate 4.
In the present embodiment, transverse strut, first waveform steel web, the second Wavelike steel webplate, the first lower flange, second time
The edge of a wing, the first ribbed stiffener, the second ribbed stiffener position each other and annexation so that double-T shaped Wavelike steel webplate-die mould steel
Plate combination beam is integrally-built has higher stability.
In aforementioned construction method, described construction method, also include: reach predetermined hard at described first concrete layer 8
After degree, the component integral hoisting formed according to described step 101 to step 106 is transported to job site, behind location, described
First concrete layer 8 upper surface lays the second reinforced mesh 11；Mix be equipped with described second reinforced mesh 11 described first
The upper surface of solidifying soil layer 8 pours into a mould the second concrete layer 12.Need not carry out first waveform steel web and the second ripple at the construction field (site)
Location between shape steel web, it is not required that set up formwork supporting plate at the construction field (site), greatly reduces the difficulty of field operation and construction
Degree.
The embodiment of the present invention can be applicable to the combination beam of highway bridge and urban viaduct.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited thereto, and any
Those familiar with the art in the technical scope that the invention discloses, the change that can readily occur in or replacement, all answer
Contain within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with scope of the claims.
Claims (10)
1. double-T shaped Wavelike steel webplate-profiled sheet combination beam, it is characterised in that including:
First waveform steel web and the second Wavelike steel webplate；The top of described first waveform steel web is fixed with the first top flange,
The top of described second Wavelike steel webplate is fixed with the second top flange；
The plate face of described first waveform steel web and the second Wavelike steel webplate is in opposite directions and spaced setting；In described first waveform
It is fixedly connected with transverse strut between steel web and the second Wavelike steel webplate；
It is fixedly connected with profiled sheet between described first top flange and described second top flange；On described profiled sheet upper berth
It is provided with reinforcing bar or the first reinforced mesh；
The described profiled sheet being equipped with described reinforcing bar or the first reinforced mesh is precoated and is marked with the first concrete layer.
Double-T shaped Wavelike steel webplate-profiled sheet combination beam the most according to claim 1, it is characterised in that described first
Between Wavelike steel webplate and the second Wavelike steel webplate, the fixing transverse strut connected is steel I-beam.
Double-T shaped Wavelike steel webplate-profiled sheet combination beam the most according to claim 1, it is characterised in that described first
On top flange and it is respectively fixed with peg on the second top flange；
Described profiled sheet is fixed on described first top flange by described peg and on described second top flange.
Double-T shaped Wavelike steel webplate-profiled sheet combination beam the most according to claim 1, it is characterised in that described first
Concrete layer is embedded with ∩ steel bar shear key；
Described first concrete layer is exposed in the end of described ∩ steel bar shear key.
Double-T shaped Wavelike steel webplate-profiled sheet combination beam the most according to claim 1, it is characterised in that described first wave
The bottom of shape steel web is fixed with the first lower flange, and the bottom of described second Wavelike steel webplate is fixed with the second lower flange；
Between described first top flange and the first lower flange, it is fixed with the first ribbed stiffener, and described first ribbed stiffener is close to described
The plate face of first waveform steel web；It is fixed with the second ribbed stiffener between described second top flange and the second lower flange, and described
Second ribbed stiffener is close to the plate face of described second Wavelike steel webplate；
One end of described transverse strut is supported on described first ribbed stiffener, and is bolted on described first waveform steel
On web；The other end of described transverse strut is supported on described second ribbed stiffener, and is bolted on described second
On Wavelike steel webplate.
Double-T shaped Wavelike steel webplate-profiled sheet combination beam the most according to claim 1, it is characterised in that described first
Concrete layer upper surface is equipped with the second reinforced mesh；
Upper surface at described first concrete layer being equipped with described second reinforced mesh is cast with the second concrete layer.
7. the construction method making double-T shaped Wavelike steel webplate-profiled sheet combination beam, it is characterised in that in the factory, enter
The capable construction procedure comprising the steps 101 to step 106:
Step 101, fix the first top flange at the top of first waveform steel web, fix at the top of the second Wavelike steel webplate
Two top flanges；
Step 102, by the plate face of described first waveform steel web and the second Wavelike steel webplate in opposite directions and spaced setting；
Step 103, fixing between described first waveform steel web and the second Wavelike steel webplate connect transverse strut；
Step 104, fixing between described first top flange and described second top flange connect profiled sheet；
Step 105, at the upper laying reinforcing bar of described profiled sheet or the first reinforced mesh；
Step 106, on the described profiled sheet being equipped with described reinforcing bar or the first reinforced mesh precast the first concrete layer.
Construction method the most according to claim 7, it is characterised in that described at described first waveform steel web and the second ripple
Fixing connection transverse strut between shape steel web, including:
Fixing connection lateral ties steel I-beam between described first waveform steel web and the second Wavelike steel webplate.
Construction method the most according to claim 7, it is characterised in that described on described first top flange and described second
Fixing connection profiled sheet between the edge of a wing, including:
And fix peg respectively on the second top flange on described first top flange；
Profiled sheet is set between described first top flange and described second top flange, by described profiled sheet by described bolt
Nail is fixed on described first top flange and on described second top flange.
Construction method the most according to claim 7, it is characterised in that also include:
On the described profiled sheet being equipped with described reinforcing bar or the first reinforced mesh during precast the first concrete layer, bury in advance
If ∩ steel bar shear key, so that after completing to pour into a mould the first concrete layer, institute is exposed in the end of described ∩ steel bar shear key
State the first concrete layer.
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| CN201610622612.3A CN106087693B (en) | 2016-08-01 | 2016-08-01 | A kind of double-T shaped Wavelike steel webplate-profiled sheet combination beam and its construction method |
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| CN109457590A (en) * | 2018-12-21 | 2019-03-12 | 兰州交通大学 | A kind of no templating assembled Wavelike steel webplate steel-mixes composite beam bridge and construction method |
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| CN106087693B (en) | 2018-07-13 |
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