CN111502084A - Combined steel plate wall connecting structure - Google Patents
Combined steel plate wall connecting structure Download PDFInfo
- Publication number
- CN111502084A CN111502084A CN202010356906.2A CN202010356906A CN111502084A CN 111502084 A CN111502084 A CN 111502084A CN 202010356906 A CN202010356906 A CN 202010356906A CN 111502084 A CN111502084 A CN 111502084A
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- Prior art keywords
- steel plate
- steel
- bar
- connecting structure
- structure according
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 100
- 239000010959 steel Substances 0.000 title claims abstract description 100
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims abstract description 19
- 239000002131 composite material Substances 0.000 claims description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 238000010276 construction Methods 0.000 abstract description 4
- 238000005553 drilling Methods 0.000 abstract 2
- 238000005336 cracking Methods 0.000 abstract 1
- 230000009471 action Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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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
- E04B2/84—Walls made by casting, pouring, or tamping in situ
Abstract
The invention discloses a combined steel plate wall connecting structure which comprises a steel plate (1) embedded in a concrete wall body and a steel bar (2), wherein one end of the steel bar (2) is connected to the surface of the steel plate (1), and the other end of the steel bar is in a forked shape. According to the invention, through the arrangement of the steel bars (2), the connecting section of the steel plate (1) and the concrete (3) is increased, which is equivalent to the structure extending to the concrete (3) from the steel plate (1). The invention can improve the integrity and rigidity of the wall body, avoid the cracking condition caused by subsequent wall body drilling, and the tail end of the reinforcing steel bar can also be used as a fixed contact point during drilling, thus having simple operation and convenient construction.
Description
Technical Field
The invention relates to a combined steel plate wall, in particular to a connecting structure between a steel plate and concrete in the combined steel plate wall.
Background
The existing wall body combined structure is generally a wall body structure formed by combining concrete and steel, particularly the wall body structure formed by combining the concrete and steel bars is the most common, the structure resists external force damage by providing large tensile strength, shearing strength, bending strength and the like through the steel bars, the concrete is easy to crack under the action of tensile force due to low tensile strength of the concrete, but the compressive strength is high, so that the concrete mainly has the advantages of providing compressive strength and providing strength together with the steel bars to resist the external force together, but a large amount of binding work needs to be carried out on the steel bars in the wall forming process, the binding quality is greatly influenced by manpower, the construction speed and the construction quality are difficult to guarantee, meanwhile, the steel bars are basically positioned on the same plane, and the strength problems of insufficient rigidity and the like easily occur under the action of large external; the concrete is mainly bonded with the outer surface of the steel bar, so that when external force is large, particularly earthquake action, the concrete is easy to crack and fall off, and meanwhile, when the house is punched and decorated, the concrete wall is easy to crack and fall off under the action of tools such as an electric drill and the like. Therefore, a structure is needed to enhance the resistance of the wall to external forces and to increase the connection between the concrete and the material in the wall, so that the concrete is not easily damaged by external forces.
Disclosure of Invention
The invention aims to provide a combined steel plate wall connecting structure, which improves the connecting performance of a steel plate and concrete, increases the integrity and rigidity of a wall body, and has simple construction process and easy operation.
In order to realize the purpose, the invention adopts the following technical scheme:
the utility model provides a combination steel sheet wall connection structure, includes the embedded steel sheet in the concrete wall body, still includes the reinforcing bar, the one end of reinforcing bar is connected on the steel sheet surface, and the other end is the branching form.
Preferably, the section of the steel plate is rectangular sawtooth-shaped, and the steel bar is positioned in a groove of the steel plate with the rectangular sawtooth-shaped section.
Preferably, the reinforcing steel bar is perpendicular to the bottom surface of the groove of the steel plate, and the length of the reinforcing steel bar is larger than the depth of the groove.
Preferably, the fork at one end of the reinforcing steel bar is four pieces of fork formed by the cross-shaped notch.
Preferably, the length of the four branches at one end of the reinforcing steel bar accounts for 1/2 of the length of the reinforcing steel bar.
Preferably, a plurality of steel bars are connected in the same groove of the steel plate and are distributed on a cylindrical surface of which the axis is vertical to the bottom surface of the groove.
Preferably, the number of the steel bars in different sections of the steel plate is the same.
Preferably, the outer diameter of the steel bar is greater than or equal to 1/10 of the groove width of the groove on the steel plate.
Preferably, the reinforcing steel bar is a twisted reinforcing steel bar.
Preferably, one end of the reinforcing bar is spot-welded to the surface of the steel plate.
Compared with the prior art, the combined steel plate wall connecting structure has the following characteristics:
(1) the steel plate with the rectangular sawtooth-shaped cross section forms a rib structure, so that the rigidity of the wall body is improved;
(2) the steel plates with the rectangular saw-toothed cross sections form a plurality of groove structures, concrete and steel bars are filled in the grooves, a column structure is formed, and the rigidity of the wall body is improved;
(3) the steel bars adopt an unconventional frame binding structure, but an independent cantilever structure, the tail end of the cantilever is forked to form an anchoring structure embedded in concrete, on one hand, the contact surface with the concrete is increased, the friction force is improved, the steel bars and the concrete are fused, on the other hand, when the concrete of the wall body is poured, the forked structure is randomly bent and deformed (the concrete enters the gaps between the forked structures, so that the forked structures are extruded to be bent and deformed), a net-shaped structure similar to a plant root system is formed, and the integrity of the wall body is further improved;
(4) the processing and the installation are convenient, the steel bars are not bound, but are directly cut to length and then spot-welded on the surface of the steel plate;
(5) the grooves of the steel plates can form inner hoops for concrete, the concrete is not easy to fall off under the action of external force, meanwhile, the steel bars and the steel plates anchor the concrete together, and particularly, the concrete penetrates into the tail ends of the steel bars and is integrated with the steel bars, so that the cohesive force and the strength are greatly enhanced;
(6) the steel plate wall formed by the structure can be drilled into the tail end of the reinforcing steel bar by the electric drill when the wall body is subsequently decorated and reinforced, and then the reinforcing steel bar or the reinforcing material is placed, so that the wall body is not cracked, and the connection is firm.
Drawings
FIG. 1 is a schematic horizontal sectional view of a composite steel plate wall according to the present invention;
FIG. 2 is a schematic view of a three-dimensional structure of the combination of a steel plate and a steel bar according to the present invention;
FIG. 3 is a schematic view of a reinforcement bar including a bifurcated structure according to the present invention;
in the figure: 1. steel plate, 2, steel bar, 3 and concrete.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but it should not be understood that the scope of the subject matter of the present invention is limited to the following embodiments, and various modifications, substitutions and alterations made based on the common technical knowledge and conventional means in the art without departing from the technical idea of the present invention are included in the scope of the present invention.
Referring to the attached drawings 1-3, the steel plate composite wall is composed of a steel plate 1 and concrete 3 embedded in the concrete 3, wherein the plane of the steel plate 1 is parallel to the wall surface of the wall body, the steel plate 1 is a steel plate with a rectangular saw-toothed cross section, the rectangular saw-toothed steel plate 1 forms a plurality of grooves parallel to the wall surface, reinforcing steel bars 2 are welded to the bottom surfaces of the grooves of the steel plate 1, the reinforcing steel bars 2 are perpendicular to the bottom surfaces of the grooves, and the non-connecting ends of the reinforcing steel bars 2 and the surface of the steel plate 1 are bifurcated.
As shown in fig. 3, the branches of the reinforcing bars 2 are formed into 4 branches by a cross-shaped cutting opening, and cutting can be performed on the end surfaces of the reinforcing bars 2 by using a cutting tool such as a grinding wheel.
As shown in fig. 2, the reinforcing steel bars 2 are distributed in the grooves of the steel plate 1 at intervals along the length direction of the grooves, the length of the reinforcing steel bars 2 in the grooves is greater than the depth of the grooves, the forked ends of the reinforcing steel bars 2 are exposed out of the outer surface of the steel plate 1, and the number and the interval distance of the reinforcing steel bars 2 are determined according to requirements. When the external diameter of the steel bar 2 is smaller, the design of a cylindrical surface formed by a plurality of steel bars 2 can be adopted, namely, a plurality of cylindrical surfaces which are distributed at intervals and the axis of each cylindrical surface is vertical to the bottom surface of each groove are arranged in the same groove, and the steel bars 2 are distributed on the generatrix of the cylindrical surfaces.
Before the wall body is poured, the steel plate 2 is vertically placed on a floor slab, then the steel bar 2 is welded, a pouring formwork is erected, and finally the concrete 3 is poured to form the wall body.
Claims (10)
1. The utility model provides a combination steel sheet wall connection structure, includes steel sheet (1) of embedded in the concrete wall body, its characterized in that: still include reinforcing bar (2), the one end of reinforcing bar (2) is connected on steel sheet (1) surface, and the other end is the form that divides into.
2. A composite steel plate wall connecting structure according to claim 1, wherein: the section of the steel plate (1) is rectangular sawtooth-shaped, and the steel bar (2) is positioned in a groove of the steel plate (1) with the rectangular sawtooth-shaped section.
3. A composite steel plate wall connecting structure according to claim 2, wherein: the steel bar (2) is perpendicular to the bottom surface of the groove of the steel plate (1), and the length of the steel bar is larger than the depth of the groove.
4. A composite steel plate wall connecting structure according to claim 1, wherein: the fork of reinforcing bar (2) one end is four branches that the cross incision formed.
5. A composite steel plate wall connection structure according to claim 4, wherein: the length of the four branches at one end of the steel bar (2) is 1/2 of the length of the steel bar (2).
6. A composite steel plate wall connecting structure according to claim 2, wherein: a plurality of steel bars (2) are connected in the same groove of the steel plate (1), and the steel bars (2) are distributed on a cylindrical surface of which the axis is vertical to the bottom surface of the groove.
7. A composite steel plate wall connecting structure according to claim 2, wherein: the number of the steel bars (2) in different sections on the steel plate (1) is the same.
8. A composite steel plate wall connecting structure according to claim 2, wherein: the outer diameter of the steel bar (2) is greater than or equal to 1/10 of the groove width of the groove on the steel plate (1).
9. A composite steel plate wall connecting structure according to claim 1, wherein: the reinforcing steel bars are threaded reinforcing steel bars.
10. A composite steel plate wall connecting structure according to claim 1, wherein: one end of the steel bar (2) is spot-welded on the surface of the steel plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010356906.2A CN111502084A (en) | 2020-04-29 | 2020-04-29 | Combined steel plate wall connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010356906.2A CN111502084A (en) | 2020-04-29 | 2020-04-29 | Combined steel plate wall connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111502084A true CN111502084A (en) | 2020-08-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010356906.2A Pending CN111502084A (en) | 2020-04-29 | 2020-04-29 | Combined steel plate wall connecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111502084A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112411741A (en) * | 2020-11-28 | 2021-02-26 | 中实翊(福建)建设工程有限公司 | Fabricated building structure and construction method |
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|---|---|---|---|---|
| CN2404619Y (en) * | 1999-12-14 | 2000-11-08 | 武汉巨成加固实业有限公司 | Concrete self-locking inserting-rod and reaming bit therefor |
| JP2006045776A (en) * | 2004-07-30 | 2006-02-16 | Takenaka Komuten Co Ltd | Construction method of shear wall |
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| CN101922187A (en) * | 2010-07-16 | 2010-12-22 | 清华大学 | Wavelike steel plate and concrete combined shear wall |
| CN102966181A (en) * | 2012-12-05 | 2013-03-13 | 同济大学 | Rigidity-heterosexual type combined shear connector |
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| CN106193435A (en) * | 2016-08-22 | 2016-12-07 | 合肥工业大学 | A kind of antinode central layer precast concrete assembled composite wall |
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-
2020
- 2020-04-29 CN CN202010356906.2A patent/CN111502084A/en active Pending
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| JP2006045776A (en) * | 2004-07-30 | 2006-02-16 | Takenaka Komuten Co Ltd | Construction method of shear wall |
| JP2008031633A (en) * | 2006-07-26 | 2008-02-14 | Takenaka Komuten Co Ltd | Earthquake-resisting wall or aseismic control wall, manufactured of corrugated steel plate, and its manufacturing method |
| CN101922187A (en) * | 2010-07-16 | 2010-12-22 | 清华大学 | Wavelike steel plate and concrete combined shear wall |
| CN102966181A (en) * | 2012-12-05 | 2013-03-13 | 同济大学 | Rigidity-heterosexual type combined shear connector |
| CN103422426A (en) * | 2013-07-18 | 2013-12-04 | 杭州博数土木工程技术有限公司 | Composite structure of steel structure and reinforced concrete |
| CN203487447U (en) * | 2013-07-18 | 2014-03-19 | 杭州博数土木工程技术有限公司 | Radiating steel rib connection piece |
| CN103643753A (en) * | 2013-12-13 | 2014-03-19 | 广州市设计院 | Waveform welding reinforced type steel plate and concrete combined shear wall |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112411741A (en) * | 2020-11-28 | 2021-02-26 | 中实翊(福建)建设工程有限公司 | Fabricated building structure and construction method |
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Application publication date: 20200807 |
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| RJ01 | Rejection of invention patent application after publication |