CN109322433B - Light steel structure floor slab and floor slab joint connection construction method - Google Patents
Light steel structure floor slab and floor slab joint connection construction method Download PDFInfo
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- CN109322433B CN109322433B CN201811312540.8A CN201811312540A CN109322433B CN 109322433 B CN109322433 B CN 109322433B CN 201811312540 A CN201811312540 A CN 201811312540A CN 109322433 B CN109322433 B CN 109322433B
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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
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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
- E04B5/48—Special adaptations of floors for incorporating ducts, e.g. for heating or ventilating
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Abstract
The invention belongs to the technical field of integral external wall structures of buildings, and particularly relates to a light steel structure floor slab and floor slab joint connection construction method, which is characterized by comprising the following steps: (1) the floor slab structure of the light steel structure assembly building is produced in a modularized mode; (2) the connection form of the floor slab structure modules; all parts of the invention are prefabricated and assembled in a workshop of a factory building, so that the modular production and standardized connection of the factory can be realized, the node structure is simple, the installation is convenient and fast, the integrity is good after the completion, the connection is firm and has durability and stability, and the installed joint parts are hidden in the joints, so that the beauty of surface decoration is not influenced; the node does not influence the water and electricity pipeline that presets in the floor and passes through and connect between this floor, when having solved single floor area great, the unable problem of transporting of length width transfinite.
Description
Technical Field
The invention belongs to the technical field of integral external wall structures of buildings, and particularly relates to a connection construction method of a light steel structure floor slab and a floor slab node.
Background
The number of assembly type building structures is gradually increased in the field of construction, and the assembly method is gradually improved. For example, in a conventional fabricated steel structure building, conventional building sections such as welded H-section steel, welded square tube, hot-rolled H-section steel are used as main members, and parts such as connecting plates and connecting bolt holes are added to connect with other structures. The traditional light steel structure has long construction period and complicated construction steps, needs manual building, consumes a large amount of funds and manpower, and has higher requirements on construction sites.
In the construction of an assembly type building structure, a special construction method is provided for the connection construction method of a large-area light steel structure floor slab and a floor slab node. The Chinese patent with the application number of 201820120420.7 discloses a composite floor system based on a concrete beam and a cold-formed thin-wall steel beam, but the invention has the main structure of a precast concrete beam frame, a profiled steel sheet and a plurality of C-shaped cold-formed thin-wall steel beams; the C-shaped cold-bending thin-wall steel beams are fixed in the light concrete beam frame, the profiled steel plates are located on the C-shaped cold-bending thin-wall steel beams, the profiled steel plates are fixedly connected with the upper flanges of the C-shaped cold-bending thin-wall steel beams, and the profiled steel plates are poured with gypsum-based self-leveling mortar layers. The construction of a cast-in-place wet method is needed on site, the decoration surface cannot be integrated, and the interior and exterior decoration treatment is still needed after the construction is finished. The construction assembly rate is low, and the period is long.
Disclosure of Invention
The invention aims to provide a light steel structure floor slab and floor slab joint connection construction method which meets the requirements of modern buildings and serves the technical characteristics of an assembled light steel structure.
The purpose of the invention is realized by the following technical scheme:
the invention relates to a light steel structure floor slab and floor slab joint connection construction method, which is characterized by comprising the following steps of:
(1) the floor slab structure of the light steel structure assembly building is produced in a modularized mode;
the floor slab structure module comprises a floor slab steel structure, a floor slab decorative plate structure covered on the surface of the floor slab steel structure, wherein the floor slab steel structure comprises two floor slab vertical frames, two floor slab transverse frames connected with the two floor slab vertical frames through a corner connecting piece I and a corner connecting piece II, a group of cross beams transversely arranged in a frame formed by the floor slab vertical frames and the floor slab transverse frames, and a group of mouth-shaped section bars I arranged in a staggered manner and arranged in the frame formed by the floor slab vertical frames and the floor slab transverse frames,
the floor vertical frame, the floor transverse frame and the group of cross beams all comprise a section bar frame and a section bar assembly component arranged on the section bar frame,
the section bar frame comprises a plane middle web plate, two buffer transition belts connected with two sides of the plane middle web plate, two plane plates respectively connected with the two buffer transition belts, two plane plate indentation reinforcing belts respectively arranged on the two plane plates, two wing plates respectively connected with the two plane plates, and two wing plate reinforcing ribs respectively connected with the two wing plates,
the section assembly component comprises a group of square holes arranged on the two plane plates and two groups of connecting holes respectively arranged on the two wing plates, each mouth-shaped section I passes through the corresponding square hole and is connected with the connecting holes on the two wing plates on the corresponding floor slab transverse frame or the cross beam through screws,
the cross beam is connected with the vertical frame through a mouth-shaped section bar II,
power supply circuit I, weak current communication device I, ventilation system I and water supply and drainage system I all can install in the floor steel construction, and the floor insulation filling layer, floor decorative plate structure of deuterogamying form the floor of a complete light steel construction assembly building.
(2) The connection form of the floor slab structure modules;
a group of joints of the mouth-shaped section I are reserved on a transverse frame of the floor slab, a group of joints of the mouth-shaped section II are reserved on a vertical frame, and the joints of the mouth-shaped section I or the mouth-shaped section II on different floor slabs are connected with each other through a floor slab C-shaped connecting piece according to actual construction design requirements to form a floor slab structure module assembly.
The square tube is characterized in that the square section I or the square section II is a cold-bending edge-locking integrated square tube, the locking edges are formed by overlapping and locking the two edges of the bent square tube together, and a preformed hole is formed in the side face of the square section I or the side face of the square section II.
The invention has the advantages that:
(1) according to the construction method for connecting the light steel structure floor slab and the floor slab joint, all parts are prefabricated and assembled in a workshop of a factory building, so that factory modular production and standardized connection can be realized, construction is fast, and installation is simple and convenient; through the installation of the screws, the welding deformation is effectively avoided, meanwhile, the screw connection does not damage the anticorrosive coating of the workpiece, and the service life of the building is prolonged;
(2) the method for connecting the light steel structure floor slab and the floor slab node has the advantages that the node structure is simple, the installation is convenient and fast, the integrity is good after the completion, the connection is firm, the durability and the stability are realized, and the installation joint part is hidden inside the joint, so that the beauty of surface decoration is not influenced; the node does not influence the passing and connection of water and electricity pipelines preset in the floor slab, and solves the problem that the length and the width of a single floor slab cannot be transported due to overlimit when the area of the single floor slab is large;
(3) according to the construction method for connecting the light steel structure floor slab and the floor slab node, the assembled building cold-bent section is used as a structural main body stress part for the floor slab, so that the weight of steel for the building is reduced, the overall stability and the shock resistance of the building are improved, the service life of the building is prolonged, and the economical efficiency of the building is greatly improved; the design of the hollow structure framework can facilitate the installation of pre-buried pipelines such as electric wires, data wires, telephone wires, water pipes and the like;
(4) the method for connecting the floor slab with the light steel structure and the floor slab joint reduces a series of working procedures of the traditional light steel building site construction, reduces the labor intensity of site workers and shortens the construction period;
(5) the method for connecting the light steel structure floor slab and the floor slab joint adopts dry construction without welding operation, realizes the assembly type building construction of building a house like building blocks, and does not need field building for maintenance treatment.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is an enlarged view of section I of FIG. 1 of the present invention.
FIG. 3 is an enlarged view of section II of FIG. 1 of the present invention.
FIG. 4 is an enlarged view of section III of FIG. 1 of the present invention.
Fig. 5 is a schematic structural view of the profile frame and the profile assembling unit according to the present invention.
Fig. 6 is a cross-sectional view of fig. 5 of the present invention.
Fig. 7 is a structural schematic view of the floor slab C-type connector of the present invention.
FIG. 8 is a cross-sectional view of die section I or die section II of the present invention.
Figure 9 is a structural cross-section of a floor slab of the present invention.
Fig. 10 is a schematic view of the installation structure of the power supply circuit, the weak current communication device and the ventilation system of the floor slab of the present invention.
Detailed Description
The following further describes the embodiments of the present invention with reference to the drawings.
As shown in fig. 1 to 10, the method for connecting a light steel structure floor slab and a floor slab node according to the present invention is characterized by comprising the steps of:
(1) the floor slab structure of the light steel structure assembly building is produced in a modularized mode;
the floor slab structure module comprises a floor slab steel structure, a floor slab decorative plate structure 15 covered on the surface of the floor slab steel structure, wherein the floor slab steel structure comprises two floor slab vertical frames 1, two floor slab transverse frames 2 connected with the two floor slab vertical frames 1 through angle connecting pieces I and angle connecting pieces II, a group of cross beams 3 transversely arranged in a frame formed by the floor slab vertical frames 1 and the floor slab transverse frames 2, and a group of mouth-shaped section bars I4 which are arranged in a staggered mode with the group of cross beams 3 and are arranged in the frame formed by the floor slab vertical frames 1 and the floor slab transverse frames 2,
the floor vertical frame 1, the floor transverse frame 2 and the group of cross beams 3 all comprise a profile frame and a profile assembly component arranged on the profile frame,
the section bar frame comprises a plane middle web plate 7, two buffer transition belts 8 connected with two sides of the plane middle web plate 7, two plane plates 9 respectively connected with the two buffer transition belts 8, two plane plate indentation reinforcing belts 10 respectively arranged on the two plane plates 9, two wing plates 11 respectively connected with the two plane plates 9, two wing plate reinforcing ribs 12 respectively connected with the two wing plates 11,
the section assembly component comprises a group of square holes 13 arranged on the two plane plates 9, two groups of connecting holes 14 respectively arranged on the two wing plates 11, each mouth-shaped section I4 penetrates through the corresponding square hole 13 and is connected with the connecting holes 14 on the two wing plates 11 on the corresponding floor slab transverse frame 2 or the cross beam 3 through screws,
the cross beam 3 is connected with the vertical frame 1 through a mouth-shaped section bar II 6,
the power supply circuit 18, the weak current communication device 19, the ventilation system 20 and the water supply and drainage system 16 can be installed in a floor slab steel structure, and then a complete floor slab of a light steel structure assembly building is formed by matching with the floor slab heat insulation filling layer 17 and the floor slab decorative plate structure 15.
(2) The connection form of the floor slab structure modules;
a group of joints of the mouth-shaped section I4 are reserved on the transverse frame 2 of the floor slab, a group of joints of the mouth-shaped section II 6 are reserved on the vertical frame 1, and the joints of the mouth-shaped sections I4 or the joints of the mouth-shaped sections II 6 on different floor slabs are connected with each other through a floor slab C-shaped connecting piece 5 according to actual construction design requirements to form a floor slab structure module assembly.
Mouth type section bar I4 or mouth type section bar II 6 be cold-formed lockstitching a border integral type square pipe, the both sides of locking after for bending are formed together from square inboard overlap joint locking buckle, the side of mouth type section bar I4 or mouth type section bar II 6 be equipped with the preformed hole.
According to the construction method for connecting the light steel structure floor slab and the floor slab joint, all parts are prefabricated and assembled in a workshop of a factory building, so that factory modular production and standardized connection can be realized, construction is fast, and installation is simple and convenient; through the installation of the screws, the welding deformation is effectively avoided, meanwhile, the screw connection does not damage the anticorrosive coating of the workpiece, and the service life of the building is prolonged; the joint has simple structure, convenient installation, good integrity after completion, firm connection and durability stability, and the installation joint part is hidden in the joint without influencing the beauty of surface decoration; the node does not influence the passing and connection of water and electricity pipelines preset in the floor slab, and solves the problem that the length and the width of a single floor slab cannot be transported due to overlimit when the area of the single floor slab is large; the floor slab uses the fabricated building cold-bending section as a structural main body stress part, so that the weight of the steel for the building is reduced, the overall stability and the shock resistance of the building are improved, the service life of the building is prolonged, and the economical efficiency of the building is greatly improved; the design of the hollow structure framework can facilitate the installation of pre-buried pipelines such as electric wires, data wires, telephone wires, water pipes and the like; the invention reduces a series of working procedures of the traditional light steel building site construction, reduces the labor intensity of site workers and shortens the construction period; the dry construction is adopted, welding operation is not needed, the construction method realizes the assembly type building construction for building the house like building blocks, and the field building is not needed for maintenance treatment.
Claims (2)
1. A light steel structure floor slab and floor slab node connection construction method is characterized by comprising the following steps:
(1) the floor slab structure of the light steel structure assembly building is produced in a modularized mode;
the floor slab structure module comprises a floor slab steel structure, a floor slab decorative plate structure covered on the surface of the floor slab steel structure, wherein the floor slab steel structure comprises two floor slab vertical frames, two floor slab transverse frames connected with the two floor slab vertical frames through a corner connecting piece I and a corner connecting piece II, a group of cross beams transversely arranged in a frame formed by the floor slab vertical frames and the floor slab transverse frames, and a group of mouth-shaped section bars I arranged in a staggered manner and arranged in the frame formed by the floor slab vertical frames and the floor slab transverse frames,
the floor vertical frame, the floor transverse frame and the group of cross beams all comprise a section bar frame and a section bar assembly component arranged on the section bar frame,
the section bar frame comprises a plane middle web plate, two buffer transition belts connected with two sides of the plane middle web plate, two plane plates respectively connected with the two buffer transition belts, two plane plate indentation reinforcing belts respectively arranged on the two plane plates, two wing plates respectively connected with the two plane plates, and two wing plate reinforcing ribs respectively connected with the two wing plates,
the section assembly component comprises a group of square holes arranged on the two plane plates and two groups of connecting holes respectively arranged on the two wing plates, each mouth-shaped section I passes through the corresponding square hole and is connected with the connecting holes on the two wing plates on the corresponding floor slab transverse frame or the cross beam through screws,
the cross beam is connected with the vertical frame through a mouth-shaped section bar II,
the power supply circuit I, the weak current communication device I, the ventilation system I and the water supply and drainage system I can be arranged in a floor slab steel structure, and then a complete floor slab of a light steel structure assembly building is formed by matching with a floor slab heat insulation filling layer and a floor slab decorative plate structure;
(2) the connection form of the floor slab structure modules;
a group of joints of the mouth-shaped section I are reserved on a transverse frame of the floor slab, a group of joints of the mouth-shaped section II are reserved on a vertical frame, and the joints of the mouth-shaped section I or the mouth-shaped section II on different floor slabs are connected with each other through a floor slab C-shaped connecting piece according to actual construction design requirements to form a floor slab structure module assembly.
2. The method for connecting a light steel structure floor slab and a floor slab joint as claimed in claim 1, wherein the mouth-shaped section i or the mouth-shaped section ii is a cold-bending lockrand integral square tube, the lockrand is formed by overlapping and locking two bent sides from the inner side of the square tube, and a reserved hole is formed in the side surface of the mouth-shaped section i or the mouth-shaped section ii.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811312540.8A CN109322433B (en) | 2018-11-06 | 2018-11-06 | Light steel structure floor slab and floor slab joint connection construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811312540.8A CN109322433B (en) | 2018-11-06 | 2018-11-06 | Light steel structure floor slab and floor slab joint connection construction method |
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| Publication Number | Publication Date |
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| CN109322433A CN109322433A (en) | 2019-02-12 |
| CN109322433B true CN109322433B (en) | 2020-08-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811312540.8A Active CN109322433B (en) | 2018-11-06 | 2018-11-06 | Light steel structure floor slab and floor slab joint connection construction method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CA2974534C (en) * | 2008-01-18 | 2020-03-31 | Sigma Dek Ltd | Decking system |
| CN203701386U (en) * | 2013-12-16 | 2014-07-09 | 张跃 | Steel-structure floor slab group |
| CN204510582U (en) * | 2015-03-06 | 2015-07-29 | 东营海容新材料有限公司 | Floor light gauge steel structure |
| CN105822001B (en) * | 2016-03-29 | 2018-02-02 | 北京工业大学 | A kind of assembled light gauge cold-formed steel shape floor modules connecting structure |
| CN207063234U (en) * | 2017-07-17 | 2018-03-02 | 浙江越宫钢结构有限公司 | A kind of house for the shear wall slab assembling being made up of steel square tube and steel plate |
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