CN210439668U - A corrugated steel composite formwork and corrugated steel-concrete composite member - Google Patents
A corrugated steel composite formwork and corrugated steel-concrete composite member Download PDFInfo
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- CN210439668U CN210439668U CN201920756733.6U CN201920756733U CN210439668U CN 210439668 U CN210439668 U CN 210439668U CN 201920756733 U CN201920756733 U CN 201920756733U CN 210439668 U CN210439668 U CN 210439668U
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- corrugated steel
- concrete
- steel plate
- shear force
- corrugated
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 87
- 239000010959 steel Substances 0.000 title claims abstract description 87
- 239000002131 composite material Substances 0.000 title claims abstract description 28
- 238000009415 formwork Methods 0.000 title claims abstract description 12
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 16
- 238000010276 construction Methods 0.000 claims abstract description 12
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
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Abstract
The utility model relates to a building structure component especially relates to a corrugated steel composite formwork and corrugated steel-concrete composite member. The utility model provides a corrugated steel composite formwork and corrugated steel-concrete composite member with cross-sectional thickness and the durability problem of improving and optimizing one-way atress structural member. The corrugated steel-concrete combined member adopting the corrugated steel combined template comprises: corrugated steel plate, shear force connecting piece, reinforcing bar net piece and concrete layer, reinforcing bar net piece parallel arrangement corrugated steel plate's one side, corrugated steel plate is connected through a plurality of shear force connecting pieces of evenly distributed between the two with reinforcing bar net piece, shear force connecting piece is arranged along violently, vertically in line, and perpendicular to corrugated steel plate, reinforcing bar net piece respectively, corrugated steel plate, reinforcing bar net piece and shear force connecting piece form corrugated steel built-up plate, during the construction, concreting in corrugated steel built-up plate forms concrete layer.
Description
Technical Field
The utility model relates to a building structure component especially relates to a corrugated steel composite formwork and corrugated steel-concrete composite member.
Background
At present, most of building engineering adopts a traditional concrete structure for casting concrete on site, the structure utilizes reinforcing steel bars, stirrups and split heads to erect a template, then the template is used for casting the concrete on site, and the work of arrangement, binding and the like of the reinforcing steel bars needs to be implemented on site, so that the construction site is generally required to be wide, and the traditional concrete structure has the defects of complex construction procedures, large workload, poor flexibility, unsuitability for limited construction space and the like. Especially when aiming at a special structure with a certain type of unidirectional stress: one side is mainly pressed, and the other side is mainly pulled, for example, arch and plate of open cut backfilled underground engineering, and by adopting traditional concrete structure, the problems of insufficient construction operation field, more construction procedures, long time consumption and easy cracking of concrete are easy to occur.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to solve the above problems in the prior art, the present invention provides a corrugated steel composite form which improves and optimizes the problems of section thickness and durability of unidirectional stressed structural members;
another object of the present invention is to provide a corrugated steel-concrete composite member using the corrugated steel composite form.
(II) technical scheme
In order to achieve the above object, the utility model discloses a main technical scheme include:
the utility model provides a corrugated steel built-up plate, including corrugated steel plate, shear connector, reinforcing bar net piece parallel arrangement is in one side of corrugated steel plate, and corrugated steel plate is connected through a plurality of shear connector of evenly distributed between the two with reinforcing bar net piece, and shear connector is arranged along violently, vertically in the line, and shear connector's both ends perpendicular to corrugated steel plate, reinforcing bar net piece respectively, and corrugated steel plate, reinforcing bar net piece and shear connector form corrugated steel built-up plate.
The corrugated steel plate is formed by splicing a plurality of corrugated steel plate sheets, and the wave crests of adjacent corrugated steel plate sheets are fixedly connected after being correspondingly overlapped with the wave troughs.
The reinforcing mesh is formed by mutually vertically and fixedly connecting a plurality of transverse bars and a plurality of longitudinal bars.
One end of the shear connector is fixedly connected with the wave trough of the corrugated steel plate, and the other end of the shear connector is fixedly connected with the cross part of the transverse and vertical bars of the reinforcing mesh.
The utility model provides a corrugated steel-concrete composite member, it adopts corrugated steel built-up plate, during the construction, pours concrete in corrugated steel built-up plate, forms concrete layer.
And epoxy resin is coated on the interface of the corrugated steel plate and the concrete layer.
(III) advantageous effects
The utility model has the advantages that:
the condition to one-way atress is leading, the utility model discloses the composite member adopts corrugated steel plate can effectively reduce cross-sectional thickness, directly practices thrift engineering cost 10% ~ 20%, has exerted corrugated steel plate high strength, good deformability, is favorable to restricting concrete surface crack further extension.
Compare traditional concrete structure, the utility model discloses the combined member reduces formwork such as reinforcement and erects about 20% work load in-process, saves the engineering investment, and is suitable for the limited condition in construction space, and the work progress safety, risk are low, and the quality is guaranteed easily.
The utility model discloses the combined member later stage operation is maintained portably, economy, only needs to carry out local enhancement or replacement to corrugated steel plate and maintains, has apparent economy and social.
Drawings
Fig. 1 is a schematic structural view of a corrugated steel-concrete composite member using a corrugated steel composite form according to the present invention;
fig. 2 is a schematic structural view of the corrugated steel composite form without concreting of the present invention;
FIG. 3 is a side view of FIG. 2;
FIG. 4 is a top view of FIG. 2;
fig. 5 is a schematic structural view of the corrugated steel plate formed by splicing the corrugated steel plates of the present invention;
[ description of reference ]
1-corrugated steel plate; 11-corrugated steel sheet; 12-a peg;
2-a shear connector;
3-reinforcing steel bar mesh; 31-transverse ribs; 32-longitudinal ribs;
4-concrete layer.
Detailed Description
For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.
Referring to fig. 1 to 5, the present embodiment provides a corrugated steel-concrete composite member using a corrugated steel composite form, including a corrugated steel plate 1 having more than three waveforms, shear connectors 2, a steel mesh 3 and a concrete layer 4, the steel mesh 3 is disposed at one side of the corrugated steel plate 1 in parallel, the corrugated steel plate 1 is connected to the steel mesh 3 through a plurality of shear connectors 2 uniformly distributed therebetween, the shear connectors 2 are arranged in rows along the horizontal and vertical directions, and two ends of the shear connectors 2 are perpendicular to the corrugated steel plate 1 and the steel mesh 3 respectively, the corrugated steel plate 1, the steel mesh 3 and the shear connectors 2 form the corrugated steel composite form, during construction, concrete is poured into the corrugated steel composite form to form the concrete layer 4.
The corrugated steel plate 1 is formed by splicing a plurality of corrugated steel plate sheets 11, and the wave crests of the adjacent corrugated steel plate sheets 11 are correspondingly overlapped and then connected by using the studs 12.
The reinforcing mesh 3 is composed of a plurality of transverse ribs 31 and a plurality of longitudinal ribs 32 which are vertically overlapped, and the overlapped parts of the transverse ribs 31 and the longitudinal ribs 32 are connected in a binding mode.
The shear connector 2 is made of steel bars, one end of the shear connector 2 is welded and fixed with a trough of the corrugated steel plate 1 through a 90-degree hook, and the other end of the shear connector 2 is welded and fixed with a cross part of a transverse rib and a vertical rib of the steel bar net piece 3 through a 135-degree hook.
And coating epoxy resin on the interface of the corrugated steel plate 1 and the concrete layer 4 to reinforce the connection of the corrugated steel plate 1 and the concrete layer 4.
The corrugated steel plates 1 are spliced and the reinforcing mesh 3 is bound and formed in a factory in advance, then the corrugated steel plates 1, the reinforcing mesh 3 and the shear connectors 2 form the corrugated steel combined template, the site implementation is not needed, the space is saved, the factory can carry out batch centralized production, the working efficiency is improved, the operation space for placing the corrugated steel combined template is only needed during construction, the corrugated steel combined template is suitable for a construction site with limited space, the corrugated steel combined template is directly placed in a preset position, the concrete layer 4 is poured, the concrete layer 4 faces to the stress direction, when the combined member of the embodiment is subjected to unidirectional stress, the shear connectors 2 have higher shear bearing capacity, the corrugated steel plates 1 and the concrete layer 4 are prevented from being displaced and separated, the reinforcing mesh 3 protects the concrete layer 4, the surface of the concrete layer 4 is prevented from cracking and damage, and the corrugated steel plates 1 are favorable for limiting the further expansion of the surface, the shearing resistance bearing capacity and the stability of the whole component are improved.
Compared with the traditional concrete structure, the combined member of the embodiment can reduce the whole thickness by 25-35% under the condition of bearing the same unidirectional force, save the engineering cost by 10-20%, and prolong the service life.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920756733.6U CN210439668U (en) | 2019-05-23 | 2019-05-23 | A corrugated steel composite formwork and corrugated steel-concrete composite member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920756733.6U CN210439668U (en) | 2019-05-23 | 2019-05-23 | A corrugated steel composite formwork and corrugated steel-concrete composite member |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210439668U true CN210439668U (en) | 2020-05-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920756733.6U Active CN210439668U (en) | 2019-05-23 | 2019-05-23 | A corrugated steel composite formwork and corrugated steel-concrete composite member |
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| CN (1) | CN210439668U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112411803A (en) * | 2020-11-05 | 2021-02-26 | 同济大学 | Linear rectangular steel pipe-corrugated steel plate combined wall and design implementation method and application thereof |
-
2019
- 2019-05-23 CN CN201920756733.6U patent/CN210439668U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112411803A (en) * | 2020-11-05 | 2021-02-26 | 同济大学 | Linear rectangular steel pipe-corrugated steel plate combined wall and design implementation method and application thereof |
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