CN205874960U - Profiled sheet wave form steel web truss combination beam - Google Patents

Profiled sheet wave form steel web truss combination beam Download PDF

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Publication number
CN205874960U
CN205874960U CN201620825558.8U CN201620825558U CN205874960U CN 205874960 U CN205874960 U CN 205874960U CN 201620825558 U CN201620825558 U CN 201620825558U CN 205874960 U CN205874960 U CN 205874960U
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bracket
profiled sheet
steel
flange
webplate
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CN201620825558.8U
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吴丽丽
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China University of Mining and Technology Beijing CUMTB
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China University of Mining and Technology Beijing CUMTB
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Abstract

The embodiment of the utility model discloses a profiled sheet wave form steel web truss combination beam to solve the big and top flange concrete slab easy problem that the fracture appears under the sagging moment effect of the current wave form steel web concrete combination beam construction degree of difficulty. The combination beam includes: first wave form steel web and second wave form steel web, fixedly connected with truss structure between first wave form steel web and the second wave form steel web, fixedly connected with profiled sheet between the second top flange of the first top flange of first wave form steel web and second wave form steel web, the profiled sheet upper berth is equipped with reinforcing bar or first reinforcing bar net piece, laying reinforcing bar or first reinforcing bar net piece it has a concrete layer to precoat on the profiled sheet to annotate. The utility model is suitable for a public road bridge roof beam and urban viaduct's combination beam.

Description

A kind of profiled sheet-Wavelike steel webplate-truss combination beams
Technical field
This utility model relates to the combination beam technical field that can be applicable to highway bridge and urban viaduct, particularly relates to one Plant profiled sheet-Wavelike steel webplate-truss combination beams.
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, this utility model embodiment provides a kind of profiled sheet-Wavelike steel webplate-truss combination beams, to solve Certainly existing Wavelike steel webplate concrete combination beam difficulty of construction is big and top flange concrete slab easily goes out under sagging moment effect The problem now ftractureed.
This utility model embodiment provides a kind of profiled sheet-Wavelike steel webplate-truss combination beams, 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 truss structure 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, described truss structure include the first rectangular steel pipe, the second rectangular steel pipe, the first bracket, the second bracket, Three brackets, the 4th bracket, the first horizontal support, the second horizontal support and bearing diagonal;Wherein,
Described first rectangular steel pipe is fixed on the bottom of described first waveform steel web, and described second rectangular steel pipe is fixed on The bottom of described second Wavelike steel webplate;
Described first bracket and the second bracket interval are fixed on the inner side of described first rectangular steel pipe, described 3rd bracket and 4th bracket interval is fixed on the inner side of described second rectangular steel pipe, and, described first bracket and the 3rd bracket are corresponding, institute State the corresponding of the second bracket and the 4th bracket;
Described first horizontal support is fixedly connected between described first bracket and the 3rd bracket, described second horizontal support Being fixedly connected between described second bracket and the 4th bracket, described bearing diagonal is fixedly connected on described first bracket and the 4th N Between lower limb.
Alternatively, in the cavity of described first rectangular steel pipe and the second rectangular steel pipe, it is perfused with concrete and/or wears There is presstressed reinforcing steel.
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, 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.
A kind of profiled sheet-Wavelike steel webplate-truss combination beams that this utility model embodiment provides, at first waveform steel It is fixedly connected with truss structure, the company of fixing between the first top flange and the second top flange between web and the second Wavelike steel webplate It is connected to profiled sheet, described profiled sheet is equipped with reinforcing bar or the first reinforced mesh, be equipped with described reinforcing bar or first Precoat on the described profiled sheet of reinforced mesh and be marked with the first concrete layer, so, when what this utility model embodiment was provided Profiled sheet-Wavelike steel webplate-truss combination beams, can be at the first concrete layer of precast after factory is transported to job site On directly carry out pouring concrete construction, it is not necessary to carry out at the construction field (site) first waveform steel web and the second Wavelike steel webplate it Between location, 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 The purpose of steel structure bridge rapid construction;Further, owing to being fixedly connected with die mould between the first top flange and the second top flange Steel plate, 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, Concrete layer situation the most cracking under sagging moment effect can be reduced again occur, it is to avoid distress in concrete exposes, structure Durability will significantly improve.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is only It is embodiments more of the present utility model, for those of ordinary skill in the art, in the premise not paying creative work Under, 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 in this utility model profiled sheet-Wavelike steel webplate-truss combination beams embodiment Schematic diagram;
Fig. 4 is that this utility model profiled sheet-Wavelike steel webplate-truss combination beams embodiment (has the second concrete layer 12) perspective view;
Fig. 5 is that this utility model profiled sheet-Wavelike steel webplate-truss combination beams embodiment (has the second concrete layer 12) front view.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model embodiment is described in detail.
It will be appreciated that be only this utility model a part of embodiment rather than the whole enforcement of described embodiment Example.Based on the embodiment in this utility model, those of ordinary skill in the art are obtained under not making creative work premise The all other embodiments obtained, broadly fall into the scope of this utility model protection.
Referring to shown in Fig. 2 to Fig. 5, embodiment profiled sheet-Wavelike steel webplate-truss combination beams of the present utility model, can To 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 on first The edge of a wing 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 second The plate face of Wavelike steel webplate 4 is in opposite directions and spaced setting;Between described first waveform steel web and the second Wavelike steel webplate It is fixedly connected with truss structure 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 profiled sheet 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.
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.
A kind of profiled sheet-Wavelike steel webplate-truss combination beams that this utility model embodiment provides, at first waveform steel It is fixedly connected with truss structure, the company of fixing between the first top flange and the second top flange between web and the second Wavelike steel webplate It is connected to profiled sheet, described profiled sheet is equipped with reinforcing bar or the first reinforced mesh, be equipped with described reinforcing bar or first Precoat on the described profiled sheet of reinforced mesh and be marked with the first concrete layer, so, when what this utility model embodiment was provided Profiled sheet-Wavelike steel webplate-truss combination beams, can be at the first concrete layer of precast after factory is transported to job site On directly carry out pouring concrete construction, it is not necessary to carry out at the construction field (site) first waveform steel web and the second Wavelike steel webplate it Between location, 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 The purpose of steel structure bridge rapid construction;Further, owing to being fixedly connected with die mould between the first top flange and the second top flange Steel plate, 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, Concrete layer situation the most cracking under sagging moment effect can be reduced again occur, it is to avoid distress in concrete exposes, structure Durability will significantly improve.Furthermore, use two corrugated webs to be connected by truss structure, location, bolt connect and welding Fixing work all can complete in factory, and batch production degree is high, quality is prone to ensure.
In aforementioned profiled sheet-Wavelike steel webplate-truss combination beams embodiment, alternatively, described truss structure 5 includes First rectangular steel pipe the 51, second rectangular steel pipe the 52, first bracket the 53, second bracket the 54, the 3rd bracket the 55, the 4th bracket is (in figure Not shown), the first horizontal support the 56, second horizontal support 57 and bearing diagonal 58;Wherein, described first rectangular steel pipe 51 is fixed on The bottom of described first waveform steel web 3, described second rectangular steel pipe 52 is fixed on the bottom of described second Wavelike steel webplate 4; Described first bracket 53 and the second bracket 54 interval are fixed on the inner side of described first rectangular steel pipe 51, described 3rd bracket 55 He 4th bracket interval is fixed on the inner side of described second rectangular steel pipe 52, and, described first bracket 53 and the 3rd bracket 55 phase Correspondence, described second bracket 54 and the 4th bracket corresponding;Described first horizontal support 56 is fixedly connected on described first N Between lower limb 53 and the 3rd bracket 55, described second horizontal support 57 be fixedly connected on described second bracket 54 and the 4th bracket it Between, described bearing diagonal 58 is fixedly connected between described first bracket 53 and the 4th bracket.
In the present embodiment, use the truss structure of said structure, it is possible to strengthen rigidity and the bearing capacity of combination beam.Wherein, First horizontal support, the second horizontal support and bearing diagonal can be selected for the material such as I-steel or angle steel.
For further enhancing rigidity and the bearing capacity of combination beam, in described first rectangular steel pipe and the chamber of the second rectangular steel pipe Perfusion in vivo has concrete and/or is equipped with presstressed reinforcing steel.
In aforementioned profiled sheet-Wavelike steel webplate-truss combination beams 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 profiled sheet-Wavelike steel webplate-truss combination beams 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 profiled sheet-Wavelike steel webplate-truss combination beams embodiment, when precast there being described first coagulation After the profiled sheet-Wavelike steel webplate of soil layer-truss combination beams 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.
This utility model embodiment can be applicable to the combination beam of highway bridge and urban viaduct.
Referring to shown in Fig. 2 to Fig. 5, this utility model makes the construction party of profiled sheet-Wavelike steel webplate-truss combination beams Method, may include that
In the factory, carry out comprising the steps the construction procedure of 101 to step 105:
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.
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, between described first waveform steel web 3 and the second Wavelike steel webplate 4, fix truss frame for connecting structure 5.
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 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 104, at the upper laying reinforcing bar of described profiled sheet 6 or the first reinforced mesh 7.
Step 105, 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 this utility model embodiment provides, solid between first waveform steel web and the second Wavelike steel webplate Determining truss frame for connecting structure, fixing connection profiled sheet between the first top flange and the second top flange, on described profiled sheet Lay reinforcing bar or the first reinforced mesh, precast the on the described profiled sheet being equipped with described reinforcing bar or the first reinforced mesh One concrete layer, so, when profiled sheet-waveform steel abdomen that the construction method that will provide according to this utility model embodiment makes Plate-truss combination beams, after factory is transported to job site, can directly carry out concrete on the first concrete layer of precast Casting and constructing, 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), be also not required to To set up formwork supporting plate at the construction field (site), greatly reduce the difficulty of field operation and construction, thus it is quick to realize steel structure bridge The purpose of construction;Further, owing to being fixedly connected with profiled sheet between the first top flange and the second top flange, at described die mould It is equipped with reinforcing bar or the first reinforced mesh on steel plate, had the most both added the bearing capacity of concrete layer, concrete can be reduced again The situation generation that layer is the most cracking under sagging moment effect, it is to avoid distress in concrete exposes, the durability of structure will be notable Improve.Furthermore, use two corrugated webs to be connected by truss structure, location, bolt connect and be welded and fixed work all can be Factory completes, and batch production degree is high, quality is prone to ensure.
In aforementioned construction method, described fixing connection between described first waveform steel web and the second Wavelike steel webplate Truss structure 5, including:
Fixing connection the first rectangular steel pipe 51 in the bottom of described first waveform steel web 3, at described second waveform steel abdomen The bottom of plate 4 is fixing connects the second rectangular steel pipe 52;Clear width at described first rectangular steel pipe 51 fixes the first bracket 53 With the second bracket 54, the clear width at described second rectangular steel pipe 52 fixes the 3rd bracket 55 and the 4th bracket (does not shows in figure Go out), and, make described first bracket 53 and the 3rd bracket 55 corresponding, make described second bracket 54 relative with the 4th bracket Should;Fixing connection the first horizontal support 56 between described first bracket 53 and the 3rd bracket 55, described second bracket 54 He Fixing connection the second horizontal support 57 between 4th bracket, oblique of fixing connection between described first bracket 53 and the 4th bracket Support 58.
In the present embodiment, use the truss structure of said structure, it is possible to strengthen rigidity and the bearing capacity of combination beam.Wherein, First horizontal support, the second horizontal support and bearing diagonal can be selected for the material such as I-steel or angle steel.
For further enhancing rigidity and the bearing capacity of combination beam, in described first rectangular steel pipe and the chamber of the second rectangular steel pipe Internal can concrete perfusion and/or wear presstressed reinforcing 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 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 105 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.
This utility model embodiment can be applicable to the combination beam of highway bridge and urban viaduct.
The above, detailed description of the invention the most of the present utility model, but protection domain of the present utility model does not limit to In this, any those familiar with the art in the technical scope that this utility model discloses, the change that can readily occur in Change or replace, all should contain within protection domain of the present utility model.Therefore, protection domain of the present utility model should be with right The protection domain required is as the criterion.

Claims (6)

1. profiled sheet-Wavelike steel webplate-truss combination beams, 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 truss structure 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.
Profiled sheet-Wavelike steel webplate-truss combination beams the most according to claim 1, it is characterised in that described truss is tied Structure includes the first rectangular steel pipe, the second rectangular steel pipe, the first bracket, the second bracket, the 3rd bracket, the 4th bracket, the first level Support, the second horizontal support and bearing diagonal;Wherein,
Described first rectangular steel pipe is fixed on the bottom of described first waveform steel web, and described second rectangular steel pipe is fixed on described The bottom of the second Wavelike steel webplate;
Described first bracket and the second bracket interval are fixed on the inner side of described first rectangular steel pipe, described 3rd bracket and the 4th Bracket interval is fixed on the inner side of described second rectangular steel pipe, and, described first bracket and the 3rd bracket are corresponding, and described the Two brackets and the 4th bracket corresponding;
Described first horizontal support is fixedly connected between described first bracket and the 3rd bracket, and described second horizontal support is fixed Be connected between described second bracket and the 4th bracket, described bearing diagonal be fixedly connected on described first bracket and the 4th bracket it Between.
Profiled sheet-Wavelike steel webplate-truss combination beams the most according to claim 2, it is characterised in that described first It is perfused with concrete in the cavity of rectangular steel pipe and the second rectangular steel pipe and/or is equipped with presstressed reinforcing steel.
Profiled sheet-Wavelike steel webplate-truss combination beams 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.
Profiled sheet-Wavelike steel webplate-truss combination beams 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.
Profiled sheet-Wavelike steel webplate-truss combination beams 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.
CN201620825558.8U 2016-08-01 2016-08-01 Profiled sheet wave form steel web truss combination beam Active CN205874960U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106049256A (en) * 2016-08-01 2016-10-26 中国矿业大学(北京) Profiled steel sheet-corrugated steel web-truss combined beam and construction method thereof
CN110644346A (en) * 2019-09-30 2020-01-03 中铁二院工程集团有限责任公司 Steel pipe-steel plate combined steel web plate

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106049256A (en) * 2016-08-01 2016-10-26 中国矿业大学(北京) Profiled steel sheet-corrugated steel web-truss combined beam and construction method thereof
CN106049256B (en) * 2016-08-01 2018-12-25 中国矿业大学(北京) A kind of profiled sheet-Wavelike steel webplate-truss combination beamss and its construction method
CN110644346A (en) * 2019-09-30 2020-01-03 中铁二院工程集团有限责任公司 Steel pipe-steel plate combined steel web plate

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