CN110939217A - Profiled steel sheet shear wall with steel bar truss and construction method thereof - Google Patents
Profiled steel sheet shear wall with steel bar truss and construction method thereof Download PDFInfo
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- CN110939217A CN110939217A CN201911370162.3A CN201911370162A CN110939217A CN 110939217 A CN110939217 A CN 110939217A CN 201911370162 A CN201911370162 A CN 201911370162A CN 110939217 A CN110939217 A CN 110939217A
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- profiled
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/56—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members
- E04B2/58—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members with elongated members of metal
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
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- Reinforcement Elements For Buildings (AREA)
Abstract
The invention discloses a profiled steel sheet shear wall with a steel bar truss and a construction method thereof, wherein the profiled steel sheet shear wall comprises profiled steel sheets, the steel bar truss, studs and concrete, the profiled steel sheets comprise smooth sections and wave-shaped sections, the two profiled steel sheets with the same structure are overlapped in a reverse staggered mode, the wave-shaped section of one profiled steel sheet is opposite to the smooth section of the other profiled steel sheet, the steel bar truss is arranged between the two profiled steel sheets, the concrete is poured, and the studs are fixed on the profiled steel sheets. The construction method comprises the steps of prefabricating two profiled steel plates, and welding the steel bar truss on smooth sections of the two profiled steel plates; the two profiled steel plates are overlapped in a reverse staggered mode, and the two profiled steel plates are positioned by using the studs; pouring concrete between the two profiled steel sheets; and after the concrete is solidified for a period of time, fastening the toggle pins and fastening the two profiled steel plates.
Description
Technical Field
The invention relates to the technical field of shear walls, in particular to a profiled steel sheet shear wall with a steel bar truss and a construction method thereof.
Background
Shear walls are also known as seismic walls or structural walls. The shear wall can be divided into a steel plate shear wall, a reinforced concrete shear wall and a reinforced block shear wall according to structural materials, wherein the reinforced concrete shear wall is most commonly used. However, the reinforced concrete shear wall body is self-heavy, and the self-weight load of the reinforced concrete shear wall body accounts for a large proportion of the load of the whole house. Meanwhile, the quality problems of honeycombs, pitted surfaces, holes and the like of concrete occur due to the problems of cracks, rough surfaces of the templates and the like in the template engineering, and the engineering quality is finally influenced.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides the profiled steel sheet shear wall with the steel bar truss, the profiled steel sheet is used as a template, the pouring quality of concrete is improved, and meanwhile, the construction and the assembly are convenient.
The invention also aims to provide a construction method of the profiled steel sheet shear wall with the steel bar truss.
The technical scheme of the invention is as follows: the utility model provides a profiled sheet shear force wall of belted steel bar truss, includes profiled sheet, steel bar truss, peg and concrete, the profiled sheet includes smooth section and wave form section, and two profiled sheets that the structure is the same are crisscross coincide in the opposite direction, and the wave form section of a profiled sheet is relative with the smooth section of another profiled sheet, is equipped with steel bar truss and concreting between two profiled sheets, and the peg is fixed on the profiled sheet. The smooth section and the wave-shaped section of the profiled steel sheet can increase the structural rigidity, the steel bar truss can increase the rigidity and the strength, the concrete can enhance the overall structural strength, and the stud is connected with the two profiled steel sheets to increase the overall stability of the shear wall.
The section of the wave-shaped section is trapezoidal. The upper bottom of the trapezoid and the smooth section are positioned on the same plane, and the lower bottom of the trapezoid is positioned on the convex part of the wave-shaped section.
The convex part of the wave-shaped section is positioned between the two profiled steel sheets. After the two profiled steel sheets with the same structure are arranged in a reverse staggered and overlapped mode, the gaps of the waveform sections face outwards, and the gaps are small and easy to pave.
The steel bar truss comprises top steel bars, bottom steel bars and steel bars, wherein one top steel bar and two bottom steel bars are fixed by the steel bars in pairs to form a whole. The steel bar truss is in a triangular prism shape, the cross section of the steel bar truss is in an isosceles triangle shape, and the stability is good.
And the two bottom reinforcing steel bars are welded on the profiled steel sheet. The base of the triangle is located on the smooth section of one profiled steel sheet, the vertex of the triangle is located on the smooth section of the other profiled steel sheet, after the two profiled steel sheets are overlapped, the directions of the adjacent steel bar trusses are opposite, the steel bar trusses are arranged in a staggered mode, and the rigidity of the shear wall is improved.
And the two ends of the stud are respectively fixed with a smooth section of one profiled steel sheet and a wave-shaped section of the other profiled steel sheet. The two profiled steel sheets can be prevented from sliding relatively, the engineering quality is guaranteed, and the bearing capacity of the shear wall is improved.
A construction method of a profiled steel sheet shear wall with a steel bar truss comprises the following steps:
(1) prefabricating two profiled steel plates, and welding the steel bar truss on the smooth sections of the two profiled steel plates;
(2) the two profiled steel plates are overlapped in a reverse staggered mode, and the two profiled steel plates are positioned by using the studs;
(3) pouring concrete between the two profiled steel sheets;
(4) and after the concrete is solidified for a period of time, welding the stud and fastening the two profiled steel plates.
Further, in the step (1), two bottom steel bars are welded on the smooth section of the profiled steel sheet, and the bottom steel bars and the top steel bars are welded by using the steel bars to form the steel bar truss.
Further, in the step (2), the head of the stud is fixed on the smooth section of one profiled steel sheet, and the root of the stud is on the wave-shaped section of the other profiled steel sheet, or the head of the stud is fixed on the wave-shaped section of one profiled steel sheet, and the root of the stud is on the smooth section of the other profiled steel sheet.
Further, in the step (4), the concrete is solidified to have the strength of at least 75%.
Compared with the prior art, the invention has the following beneficial effects:
1. the shear wall can be cast with concrete in situ, can be assembled and prefabricated in a factory for batch production, is convenient for field installation and construction, and improves the efficiency.
2. The invention adopts the cooperative design of the profiled steel sheet, the steel bar truss and the stud, has higher lateral stiffness and bearing capacity, and has good ductility and stable energy consumption capability.
3. The profiled steel sheet can be used as a template during construction as a part of a wall body, and does not need to be dismantled after construction, so that the process of building the template is omitted. Compared with the common template, the surface of the profiled steel sheet as the template is smoother, the condition that cracks appear in the template does not exist, and the quality problems of concrete engineering honeycombs, pitted surfaces, cavities and the like caused by the quality problems of the template can be greatly reduced. Because the corrugated sections of the profiled steel sheets exist, compared with a shear wall with the same thickness, the profiled steel sheets reduce the using amount of a part of reinforced concrete and the weight of the wall body, thereby reducing the weight of a house, and simultaneously, the profiled steel sheets have the characteristic of large out-of-plane rigidity.
4. The steel bar truss enhances the rigidity inside and outside the shear wall surface, and also increases the strength, thereby increasing the integral bearing capacity of the shear wall.
5. The stud is used as a connecting piece for connecting the steel plate and the reinforced concrete reinforcement unit, and can prevent relative sliding between the steel plate and the reinforced concrete reinforcement unit and reduce the engineering quality. Meanwhile, the two profiled steel plates are connected, so that the integral bearing capacity of the shear wall can be improved.
6. Compared with the traditional inverted-V-shaped section, the trapezoidal waveform section of the profiled steel sheet has smaller gap, is easier to be paved by means of plastering and the like, does not need to be additionally paved to ensure that the surface of the profiled steel sheet is smooth, is convenient to operate and saves working procedures.
Drawings
Fig. 1 is a top view of the profiled steel sheet shear wall with a steel bar truss.
Fig. 2 is a front view of the profiled steel sheet shear wall with a steel bar truss.
Fig. 3 is a schematic structural view of a profiled steel sheet.
Fig. 4 is a schematic structural view of two profiled steel sheets placed opposite to each other.
Fig. 5 is a schematic structural view of the steel bar truss.
Fig. 6 is a schematic cross-sectional view of a steel bar truss.
In the figure, 1 is a profiled steel sheet, 2 is concrete, 3 is a steel bar truss, 4 is a top steel bar, 5 is a bottom steel bar, 6 is a steel bar, and 7 is a stud.
Detailed Description
The present invention will be described in further detail with reference to examples, but the embodiments of the present invention are not limited thereto.
Examples
The utility model provides a profiled sheet shear force wall of belted steel bar truss, as shown in fig. 1 and 2, including profiled sheet 1, steel bar truss 3, peg 7 and concrete 2, the profiled sheet includes smooth section and wave form section, and two profiled sheets that the structure is the same are the crisscross coincide in reverse, and the wave form section of a profiled sheet is relative with the smooth section of another profiled sheet, is equipped with steel bar truss and concreting between two profiled sheets, and the steel bar truss is fixed on the profiled sheet, two profiled sheets of peg fixed connection. The smooth sections and the wave-shaped sections of the profiled steel plates can increase the structural rigidity, the steel bar trusses increase the rigidity and the strength, the concrete can enhance the overall structural strength, and the studs are connected with the two profiled steel plates to increase the overall stability of the shear wall. The smooth section of a profiled steel sheet and the wave form section of another profiled steel sheet are fixed respectively to the both ends of peg, can prevent that two profiled steel sheets from sliding relatively, guarantee engineering quality, improve the bearing capacity of shear force wall.
As shown in fig. 3, the section of the wave-shaped section is trapezoidal, the upper bottom of the trapezoid and the smooth section are located on the same plane, the upper bottom of the trapezoid forms a notch of the wave-shaped section of the profiled steel plate, and the lower bottom of the trapezoid is located at the protruding portion of the wave-shaped section. As shown in fig. 4, the bulge of wave form section is located between two profiled steel sheets, and after two profiled steel sheets that the structure is the same reverse crisscross coincide set up, the breach of the wave form section of two profiled steel sheets all outwards, compares in traditional profiled steel sheet, and the breach of this kind of trapezoidal cross-section is little, changes the paving.
As shown in fig. 5 and 6, the steel bar truss includes top steel bars 4, bottom steel bars 5 and reinforcing bars 6, and one top steel bar and two bottom steel bars are integrally fixed by two reinforcing bars. The steel bar truss is in a triangular prism shape, the cross section of the steel bar truss is in an isosceles triangle shape, and the stability is good. Two bottom reinforcing bars are welded on the profiled steel sheet. The base of the triangle is located on the smooth section of one profiled steel sheet, the vertex of the triangle is located on the smooth section of the other profiled steel sheet, after the two profiled steel sheets are overlapped, the directions of the adjacent steel bar trusses are opposite, the steel bar trusses are arranged in a staggered mode, and the rigidity of the shear wall is improved.
A construction method of a profiled steel sheet shear wall with a steel bar truss comprises the following steps:
(1) prefabricating two profiled steel plates, and welding the steel bar truss on the smooth sections of the two profiled steel plates; the method comprises the following steps of welding two bottom steel bars on a smooth section of a profiled steel sheet, and welding the bottom steel bars and the top steel bars by using steel bars to form a steel bar truss.
(2) The two profiled steel plates are overlapped in a reverse staggered mode, a steel bar truss is arranged between the two profiled steel plates, and the two profiled steel plates are positioned by using studs; wherein the head of the stud is fixed on the smooth section of one profiled steel sheet and the root is on the wave-shaped section of the other profiled steel sheet, or the head of the stud is fixed on the wave-shaped section of one profiled steel sheet and the root is on the smooth section of the other profiled steel sheet.
(3) Concrete is poured between the two profiled steel sheets, and the profiled steel sheets are used as poured templates and do not need to be detached, so that the quality problem of the concrete is prevented.
(4) And (3) after the concrete is solidified for a period of time until the solidified strength of the concrete is at least 75% of the strength of the concrete when the concrete is completely solidified, welding the stud, and fastening the two profiled steel plates by the stud.
As mentioned above, the present invention can be better realized, and the above embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention; all equivalent changes and modifications made according to the present disclosure are intended to be covered by the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a profiled sheet shear force wall of belted steel bar truss, its characterized in that, includes profiled sheet, steel bar truss, peg and concrete, the profiled sheet includes smooth section and wave form section, and two profiled sheet that the structure is the same are the crisscross coincide in reverse, and the wave form section of a profiled sheet is relative with the smooth section of another profiled sheet, is equipped with the steel bar truss between two profiled sheets and pours the concrete, and the peg is fixed on the profiled sheet.
2. The profiled steel sheet shear wall with a steel bar truss according to claim 1, wherein the cross-sectional shape of the wave-shaped section is trapezoidal.
3. The profiled steel sheet shear wall with a steel bar truss according to claim 1, wherein the protruding part of the wave-shaped section is located between two profiled steel sheets.
4. A profiled steel sheet shear wall with steel trusses as claimed in claim 1, wherein the steel trusses comprise top steel bars, bottom steel bars and steel bars, and one top steel bar and two bottom steel bars are integrally fixed by two steel bars.
5. The profiled steel sheet shear wall with the steel bar truss as claimed in claim 4, wherein the two bottom steel bars are welded on the profiled steel sheet.
6. The profiled steel sheet shear wall with a steel bar truss according to claim 1, wherein the two ends of the stud are respectively fixed with a smooth section of one profiled steel sheet and a wave section of the other profiled steel sheet.
7. The construction method of the profiled steel sheet shear wall with the steel bar truss as claimed in claim 1, characterized by comprising the steps of:
(1) prefabricating two profiled steel plates, and welding the steel bar truss on the smooth sections of the two profiled steel plates;
(2) the two profiled steel plates are overlapped in a reverse staggered mode, and the two profiled steel plates are positioned by using the studs;
(3) pouring concrete between the two profiled steel sheets;
(4) and after the concrete is solidified for a period of time, welding the stud and fastening the two profiled steel plates.
8. The method as claimed in claim 7, wherein in the step (1), two bottom reinforcing bars are welded to the smooth section of the profiled steel sheet, and the bottom reinforcing bars and the top reinforcing bars are welded by using the reinforcing bars to form the steel bar truss.
9. The method of claim 7, wherein in the step (2), the head of the pin is fixed to the smooth section of one of the profiled steel sheets and the root is located at the corrugated section of the other profiled steel sheet, or the head of the pin is fixed to the corrugated section of one of the profiled steel sheets and the root is located at the smooth section of the other profiled steel sheet.
10. The method of claim 7, wherein in the step (4), the concrete is cured to a strength of at least 75%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911370162.3A CN110939217A (en) | 2019-12-26 | 2019-12-26 | Profiled steel sheet shear wall with steel bar truss and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911370162.3A CN110939217A (en) | 2019-12-26 | 2019-12-26 | Profiled steel sheet shear wall with steel bar truss and construction method thereof |
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| CN110939217A true CN110939217A (en) | 2020-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911370162.3A Pending CN110939217A (en) | 2019-12-26 | 2019-12-26 | Profiled steel sheet shear wall with steel bar truss and construction method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111070374A (en) * | 2019-11-29 | 2020-04-28 | 华南理工大学 | Automatic slurry laminated feeding device with variable area range and control method |
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2019
- 2019-12-26 CN CN201911370162.3A patent/CN110939217A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111070374A (en) * | 2019-11-29 | 2020-04-28 | 华南理工大学 | Automatic slurry laminated feeding device with variable area range and control method |
| CN111070374B (en) * | 2019-11-29 | 2021-05-14 | 华南理工大学 | Automatic slurry laminated feeding device with variable area range and control method |
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