CN114439144B - Steel structure composite floor slab and construction method thereof - Google Patents
Steel structure composite floor slab and construction method thereof Download PDFInfo
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- CN114439144B CN114439144B CN202111576332.0A CN202111576332A CN114439144B CN 114439144 B CN114439144 B CN 114439144B CN 202111576332 A CN202111576332 A CN 202111576332A CN 114439144 B CN114439144 B CN 114439144B
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- steel
- profiled
- floor slab
- composite floor
- structure composite
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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
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/02—Load-carrying floor structures formed substantially of prefabricated units
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/02—Load-carrying floor structures formed substantially of prefabricated units
- E04B5/023—Separate connecting devices for prefabricated floor-slabs
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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
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/02—Load-carrying floor structures formed substantially of prefabricated units
- E04B5/10—Load-carrying floor structures formed substantially of prefabricated units with metal beams or girders, e.g. with steel lattice girders
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a steel structure composite floor slab and a construction method thereof, wherein the steel structure composite floor slab comprises the following components: a steel beam; the steel beams are symmetrically lapped with two profiled steel sheets, and each profiled steel sheet is provided with a plurality of ridge back plates protruding upwards; the pegs are connected between the profiled steel sheet and the steel beam so as to connect the profiled steel sheet to the steel beam; and the drawknot steel plates are connected between the two profiled steel plates on two sides of the same steel beam. According to the invention, the profiled steel plates positioned at two sides of the steel beam are connected through the drawknot steel plates, so that the profiled steel plates positioned at two sides of the steel beam are kept in a horizontal state, the sinking of one end of the profiled steel plates is prevented, the structural stability and safety of the steel structure composite floor slab are improved, the overall structural strength of the steel structure composite floor slab is enhanced, and the potential safety hazard of the traditional steel structure composite floor slab is overcome. The drawknot steel plate is simple to manufacture, convenient to obtain materials and capable of meeting the requirements of green construction.
Description
Technical Field
The invention relates to the technical field of constructional engineering, in particular to a steel structure composite floor slab and a construction method thereof.
Background
In steel construction building, steel construction composite floor includes girder steel and the profiled sheet of fixed setting on the girder steel through the peg. The construction steps of the existing steel structure composite floor slab are as follows: one side of the profiled steel sheet is perforated according to the size of the stud, after the steel beam is lifted, the profiled steel sheet is welded through by the stud and is connected with the steel beam, then the porcelain ring is sleeved, and after cooling, the porcelain ring is knocked off to check the welding condition. The steel structure composite floor slab has the sinking condition at one end of the profiled steel sheet, thereby influencing the structural stability and the safety of the steel structure composite floor slab. That is, the connection of the profiled steel sheet to the steel beam has a defect of unreliability.
Disclosure of Invention
The invention aims to solve the technical problem of providing a steel structure composite floor slab and a construction method thereof, so as to solve the problem that the connection between a profiled steel sheet and a steel beam is unreliable.
In order to solve the technical problems, the technical scheme provided by the invention is as follows: a steel structure composite floor slab comprising:
a steel beam;
the steel beams are symmetrically lapped with two profiled steel sheets, and each profiled steel sheet is provided with a plurality of ridge back plates protruding upwards;
the pegs are connected between the profiled steel sheet and the steel beam so as to connect the profiled steel sheet to the steel beam;
and the drawknot steel plates are connected between the two profiled steel plates on two sides of the same steel beam.
Further, the steel structure composite floor slab disclosed by the invention comprises a plate body and hook plates positioned at two ends of the plate body, wherein the hook plates are hooked on the outer side face of the spine back plate of each profiled steel plate.
Further, the steel structure composite floor slab is characterized in that the tie steel plates are a plurality of channels uniformly distributed along the width direction of the two profiled steel plates.
Further, the steel structure composite floor slab is characterized in that the tie steel plates are arranged at intervals of 1-2 m.
Further, the steel structure composite floor slab of the invention, the steel plate of the drawknot is galvanized iron plate.
Furthermore, the steel beam of the steel structure composite floor slab is I-steel or channel steel.
Further, the steel structure composite floor slab of the invention, the tie steel plate is replaced by tie steel bars.
In order to solve the technical problems, the technical scheme provided by the invention is as follows: a construction method of a steel structure composite floor slab comprises the following steps:
punching one side of the profiled steel sheet according to the size of the stud;
hoisting the steel beam;
hoisting the profiled steel sheet on both sides of the steel beam and connecting the profiled steel sheet to the steel beam through the pegs;
connecting the two profiled steel sheets positioned on two sides of the steel beam through the drawknot steel sheets;
and sleeving a porcelain ring on a connecting node of the profiled steel sheet and the steel beam, and knocking off the porcelain ring after cooling.
In addition, the construction method of the steel structure composite floor slab is characterized in that the hooking plate of the drawknot steel plate is hooked on the outer side surface of the spine back plate of the profiled steel plate, so that the drawknot steel plate is connected between the two profiled steel plates.
Further, in the construction method of the steel structure composite floor slab, one tie steel plate is arranged at a distance of 1.5 m so as to be connected between two profiled steel plates positioned at two sides of the steel beam.
Compared with the prior art, the invention has the following beneficial effects:
the steel structure composite floor slab and the construction method thereof provided by the invention comprise the steel beam, the profiled steel sheets positioned at the two sides of the steel beam and the drawknot steel sheets connected between the profiled steel sheets at the two sides of the steel beam, and the profiled steel sheets positioned at the two sides of the steel beam are connected through the drawknot steel sheets, so that the profiled steel sheets positioned at the two sides of the steel beam are kept in a horizontal state, the situation that one end of the profiled steel sheet is sunk is prevented, the structural stability and the safety of the steel structure composite floor slab are improved, the overall structural strength of the steel structure composite floor slab is enhanced, and the potential safety hazard of the traditional steel structure composite floor slab is overcome.
The steel structure composite floor slab and the construction method thereof provided by the invention have the advantages that the manufacturing of the tie steel plate is simple, the materials are convenient to obtain, and the requirements of green construction are met.
Drawings
FIG. 1 is a schematic elevational view of a steel structure composite floor slab;
FIG. 2 is a schematic plan view of a steel structure composite floor slab;
FIG. 3 is a schematic structural view of a drawknot steel plate;
the figure shows:
100. steel structure composite floor slab;
110. a steel beam;
120. profiled steel sheet, 121, back plate;
130. a peg;
140. a drawknot steel plate 141, a plate body 142 and a hook plate.
Detailed Description
The invention is described in detail below with reference to the attached drawing figures: the advantages and features of the present invention will become more apparent from the following description. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the invention.
Referring to fig. 1 to 2, an embodiment of the present invention provides a composite floor slab 100 with a steel structure, comprising:
a steel beam 110; the steel beam 110 may be i-steel or steel section such as channel steel.
The profiled steel sheet 120 is formed by two, symmetrically overlapping the steel beam 110, and each profiled steel sheet 120 has a plurality of upwardly protruding back plates 121.
And pegs 130 connected between the profiled steel sheet 120 and the steel beam 110 to connect the profiled steel sheet 120 to the steel beam 110. Wherein the studs 130 are arranged in two rows, each row is provided with a plurality of studs which are uniformly distributed, and each row of studs 130 is connected with the profiled steel sheet 120 positioned at one side of the steel beam 110.
And a tie steel plate 140 connected between the two profiled steel plates 120 on both sides of the same steel beam 110. The length of the drawknot steel plate 140 can be reasonably set according to the requirement to ensure the drawknot force, so that the two profiled steel plates 120 positioned at the two sides of the steel beam 110 are kept in a horizontal state, and sinking is prevented.
Referring to fig. 1 and 3, in the steel structure composite floor slab 100 provided by the embodiment of the invention, the tie steel plate 140 includes a plate body 141 and hook plates 142 located at two ends of the plate body 141, and the hook plates 142 are hooked on the outer side surface of the back plate 121 of each profiled steel plate 120. Wherein the plate 141 is preferably a straight plate.
Referring to fig. 2, in order to improve the tie strength, in the steel structure composite floor slab 100 according to the embodiment of the present invention, the tie steel plates 140 are a plurality of channels uniformly distributed along the width direction of the two profiled steel plates 120. Fig. 2 illustrates three drawknot steel plates 140, but is not limited to three, and can be reasonably adjusted according to actual working conditions. Wherein the drawknot steel plates 140 may be disposed at an interval of 1 to 2 meters.
Referring to fig. 3, in the steel structure composite floor slab 100 provided by the embodiment of the invention, the tie steel plate 140 may be a galvanized iron plate with a thickness of 05m, or may be other types of steel plates or metal plates such as iron plates.
In order to achieve the purpose of maintaining the tie of the profiled steel sheet 120 in a horizontal state, the steel structure composite floor slab 100 provided in the embodiment of the present invention, the tie steel sheet 140 may be replaced by tie steel bars.
Referring to fig. 1 to 3, the embodiment of the invention further provides a construction method of a steel structure composite floor slab 100, which may include the following steps:
step 201, a hole is formed in one side of the profiled steel sheet 120 according to the size of the peg 130.
Step 202, hoisting the steel beam 110 so that the steel beam 110 is installed at a specified position.
Step 203, hoisting the profiled steel sheet 120 on both sides of the steel beam 110 and connecting the profiled steel sheet 120 to the steel beam 110 by the pegs 130.
And 204, connecting the two profiled steel sheets 120 positioned at both sides of the steel beam 110 through the drawknot steel sheet 140. The method comprises the following steps: the hooking plate 142 of the drawknot steel plate 140 is hooked on the outer side surface of the back plate 121 of the profiled steel plate 120 to connect the drawknot steel plate 140 between the two profiled steel plates 120.
And 205, sleeving a porcelain ring on a connecting node of the profiled steel sheet 120 and the steel beam 110, and knocking off the porcelain ring after cooling. Wherein the steps of the porcelain loop in step 205 and step 204 may be interchanged in order.
In order to improve the connection strength of the steel structure composite floor slab, the construction method of the steel structure composite floor slab 100 according to the embodiment of the present invention is to provide one tie steel plate 140 at a distance of 1.5 m to connect between two profiled steel plates 120 located at both sides of the steel beam 110.
The steel structure composite floor slab 100 and the construction method thereof provided by the embodiment of the invention comprise the steel beam 110, the profiled steel sheets 120 positioned at two sides of the steel beam 110 and the drawknot steel sheets 140 connected between the profiled steel sheets 120 at two sides of the steel beam 110, and the profiled steel sheets 120 positioned at two sides of the steel beam 110 are connected through the drawknot steel sheets 140, so that the profiled steel sheets 120 positioned at two sides of the steel beam 110 are kept in a horizontal state, the condition that one end of the profiled steel sheet 120 is sunk is prevented, the structural stability and the safety of the steel structure composite floor slab 100 are improved, the overall structural strength of the steel structure composite floor slab 100 is enhanced, and the potential safety hazard existing in the traditional steel structure composite floor slab 100 is overcome.
The steel structure composite floor slab 100 and the construction method thereof provided by the embodiment of the invention have the advantages that the manufacturing of the tie steel plates 140 is simple, the materials are convenient to obtain, and the requirements of green construction are met.
The present invention is not limited to the above-described embodiments, but rather, the above-described embodiments are merely examples of some, but not all embodiments of the present invention. All other embodiments, which are obtained by a person skilled in the art based on the described embodiments of the invention, fall within the scope of protection of the invention. Other levels of modification and variation to the present invention may occur to those skilled in the art. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims.
Claims (10)
1. A steel structure composite floor slab, comprising:
a steel beam;
the steel beams are symmetrically lapped with two profiled steel sheets, and each profiled steel sheet is provided with a plurality of ridge back plates protruding upwards;
the pegs are connected between the profiled steel sheet and the steel beam so as to connect the profiled steel sheet to the steel beam;
and the drawknot steel plates are connected between the two profiled steel plates on two sides of the same steel beam.
2. The steel structure composite floor slab according to claim 1, wherein the tie steel plate comprises a plate body and hook plates positioned at two ends of the plate body, and the hook plates are hooked on the outer side surface of the spine back plate of each profiled steel plate.
3. The steel structure composite floor slab according to claim 1, wherein the tie steel plates are a plurality of channels uniformly distributed in the width direction of two profiled steel plates.
4. A steel structure composite floor slab according to claim 3, wherein the tie steel plates are arranged one at intervals of 1 to 2 meters.
5. The steel structure composite floor slab according to claim 1, wherein the tie steel plate is a galvanized iron plate.
6. The steel structure composite floor slab of claim 1, wherein the steel beam is i-steel or channel steel.
7. The steel structure composite floor slab according to claim 1, wherein the tie steel plates are replaced by tie steel bars.
8. A method of constructing a steel structure composite floor slab according to any one of claims 1 to 7, comprising:
punching one side of the profiled steel sheet according to the size of the stud;
hoisting the steel beam;
hoisting the profiled steel sheet on both sides of the steel beam and connecting the profiled steel sheet to the steel beam through the pegs;
connecting the two profiled steel sheets positioned on two sides of the steel beam through the drawknot steel sheets;
and sleeving a porcelain ring on a connecting node of the profiled steel sheet and the steel beam, and knocking off the porcelain ring after cooling.
9. The method of constructing a steel structure composite floor slab according to claim 8, wherein the tie steel plate is connected between the two profiled steel plates by hooking the hook plate of the tie steel plate to the outer side of the spine back plate of the profiled steel plate.
10. The method of constructing a steel structure composite floor slab according to claim 8, wherein one of the tie steel plates is provided at a distance of 1.5 m to be connected between two of the profiled steel plates located at both sides of the steel beam.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111576332.0A CN114439144B (en) | 2021-12-22 | 2021-12-22 | Steel structure composite floor slab and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111576332.0A CN114439144B (en) | 2021-12-22 | 2021-12-22 | Steel structure composite floor slab and construction method thereof |
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| CN114439144A CN114439144A (en) | 2022-05-06 |
| CN114439144B true CN114439144B (en) | 2023-05-26 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114856214B (en) * | 2022-06-06 | 2023-07-14 | 中建八局新型建造工程有限公司 | High-altitude laying equipment for profiled steel sheet and construction method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE8306633D0 (en) * | 1983-11-30 | 1983-11-30 | Karl Erik Olof Tage Ellner | METHOD OF TAKING UP THE ADJUSTMENT BETWEEN CONCRETE PLATE AND INSTALLED BALK FLANGE 1) BY WELDED BALK IN DRAWING 1 2) BY ROLLED BALK IN DRAWING 2 |
| CN102677832A (en) * | 2011-03-10 | 2012-09-19 | 宝山钢铁股份有限公司 | Roof deformation joint cornice structure for water resistance and construction method for roof deformation joint cornice structure |
| CN110952457A (en) * | 2019-12-12 | 2020-04-03 | 长安大学 | Steel plate combined beam bridge support-free cast-in-place concrete device and construction method |
| CN210658876U (en) * | 2019-07-04 | 2020-06-02 | 湖北旭科建筑工业化技术有限公司 | Drawknot structure of assembled building floor and beam |
| CN111980255A (en) * | 2020-09-09 | 2020-11-24 | 上海森松制药设备工程有限公司 | Precast concrete steel structure combined building structure and manufacturing method thereof |
| CN113684957A (en) * | 2021-08-18 | 2021-11-23 | 中建科工集团有限公司 | Combined floor slab and construction method thereof |
| CN113802741A (en) * | 2021-09-18 | 2021-12-17 | 北京工业大学 | Pin shear connection assembly type beam-slab combination system based on orthogonal corrugated steel plate bending-resistant tie-bar composite floor slab |
-
2021
- 2021-12-22 CN CN202111576332.0A patent/CN114439144B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE8306633D0 (en) * | 1983-11-30 | 1983-11-30 | Karl Erik Olof Tage Ellner | METHOD OF TAKING UP THE ADJUSTMENT BETWEEN CONCRETE PLATE AND INSTALLED BALK FLANGE 1) BY WELDED BALK IN DRAWING 1 2) BY ROLLED BALK IN DRAWING 2 |
| CN102677832A (en) * | 2011-03-10 | 2012-09-19 | 宝山钢铁股份有限公司 | Roof deformation joint cornice structure for water resistance and construction method for roof deformation joint cornice structure |
| CN210658876U (en) * | 2019-07-04 | 2020-06-02 | 湖北旭科建筑工业化技术有限公司 | Drawknot structure of assembled building floor and beam |
| CN110952457A (en) * | 2019-12-12 | 2020-04-03 | 长安大学 | Steel plate combined beam bridge support-free cast-in-place concrete device and construction method |
| CN111980255A (en) * | 2020-09-09 | 2020-11-24 | 上海森松制药设备工程有限公司 | Precast concrete steel structure combined building structure and manufacturing method thereof |
| CN113684957A (en) * | 2021-08-18 | 2021-11-23 | 中建科工集团有限公司 | Combined floor slab and construction method thereof |
| CN113802741A (en) * | 2021-09-18 | 2021-12-17 | 北京工业大学 | Pin shear connection assembly type beam-slab combination system based on orthogonal corrugated steel plate bending-resistant tie-bar composite floor slab |
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| CN114439144A (en) | 2022-05-06 |
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