CN109322411B - Construction method for connecting multi-layer light steel structure building floor slab and wall surface node - Google Patents

Construction method for connecting multi-layer light steel structure building floor slab and wall surface node Download PDF

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Publication number
CN109322411B
CN109322411B CN201811313039.3A CN201811313039A CN109322411B CN 109322411 B CN109322411 B CN 109322411B CN 201811313039 A CN201811313039 A CN 201811313039A CN 109322411 B CN109322411 B CN 109322411B
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wall surface
frame
floor
floor slab
wall
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CN109322411A (en
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杨立田
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Liaoning Furuida Construction Technology Co ltd
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Liaoning Furuida Construction Technology Co ltd
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/38Connections for building structures in general
    • E04B1/61Connections for building structures in general of slab-shaped building elements with each other
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B5/00Floors; Floor construction with regard to insulation; Connections specially adapted therefor
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B5/00Floors; Floor construction with regard to insulation; Connections specially adapted therefor
    • E04B5/48Special adaptations of floors for incorporating ducts, e.g. for heating or ventilating

Abstract

The invention belongs to the technical field of building integral structures, and particularly relates to a construction method for connecting a floor slab and a wall surface node of a multi-layer light steel structure building, 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; (2) the wall surface structure of the light steel structure assembly building is produced in a modularized mode; (3) different floor and wall structure module connection forms; the node structure is simple and convenient to install, the integrity is good after the completion, the connection is firm, and the durability and the stability are realized; the installation joint parts are hidden in the joints, so that the appearance of surface decoration is not influenced, and the joints can be arranged at the joint of the wall surface and the floor slab; the node does not influence the passing and connection of the water and electricity pipelines preset in the floor slab; the connection method of the node solves the problem that when the area of a single floor slab is large, the length and the width are out of limit and cannot be transported.

Description

Construction method for connecting multi-layer light steel structure building floor slab and wall surface node
Technical Field
The invention belongs to the technical field of building integral structures, and particularly relates to a construction method for connecting a floor slab and a wall surface node of a multi-layer light steel structure building.
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 the fabricated building structure, the multi-storey building refers to a building with a building height of more than 10 meters and less than 24 meters and a building number of more than 3 and less than 7. The connection method of the multilayer light steel structure building floor slab and the wall surface node has a special construction method. 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 method for connecting a floor slab and a wall surface node of a multi-layer light steel structure building, which is suitable for 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 discloses a construction method for connecting a multilayer light steel structure building floor slab and a wall surface node, 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, 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 angle connecting pieces I and angle connecting pieces 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 way 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 section I penetrates 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 power supply circuit I, the weak current communication device I, the ventilation system I and the water supply and drainage system I are all 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 a floor slab heat insulation filling layer and a floor slab decorative plate structure.
(2) The wall surface structure of the light steel structure assembly building is produced in a modularized mode;
the wall structure module comprises an outer wall decoration plate structure, an inner wall decoration plate structure and a wall steel structure arranged between the outer wall decoration plate structure and the inner wall decoration plate structure, wherein the wall steel structure comprises a wall frame and a decoration frame arranged on the wall frame, the wall frame comprises two wall vertical frames, two wall transverse frames connected with the two wall vertical frames through a corner connecting piece III and a corner connecting piece IV, and a group of mouth-shaped section bars II vertically arranged in a frame formed by the wall vertical frames and the wall transverse frames,
the wall vertical frame comprises a profile frame, the wall transverse frame comprises a profile frame and a profile assembling component arranged on the profile 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 section II penetrates through the corresponding square hole and is connected with the connecting holes on the two wing plates on the transverse frame of the wall surface through screws,
the power supply circuit II, the weak current communication device II, the ventilation system II and the water supply and drainage system II are all arranged in a wall surface light steel structure, and then are matched with a wall inner heat insulation layer, an outer wall body decorative plate structure and an inner wall body decorative plate structure to form a complete wall surface structure module of the light steel structure assembly building, and the wall surface structure module of the light steel structure assembly building is assembled in a factory or in a construction site;
(3) different floor and wall structure module connection forms;
a. the connection form of the nodes of the two side floor slabs and the upper and lower wall surfaces is as follows: respectively mounting wing plates of floor frames on two sides of the wall surface and plane plates on two sides of a frame on the upper part of the lower wall surface together through the prefabricated holes by screws, so that the wall surface and the floor plates form a vertical mounting relation; installing the plane plates on the two sides of the lower frame of the upper wall surface and the wing plates of the frames of the floor slabs on the two sides together by screws through the prefabricated holes, so that the frames of each wall surface and the floor slabs form a rectangular section beam structure at the connecting part of the floor slabs on the two sides and the upper and lower wall surfaces; the adjacent two side floor slabs are fixedly connected by a floor slab C-shaped connecting piece, so that a plurality of floor slabs are connected into a whole building floor slab; a square cavity is formed at the cross joint of the floor slabs at the two sides and the upper and lower walls, and a reinforced concrete structure column beam is arranged in the square cavity; b. unilateral floor and upper and lower wall nodal connection form: respectively mounting a wing plate of a floor frame on one side of the wall surface and a plane plate on one side of a frame on the upper part of the lower wall surface together through the prefabricated holes by screws, so that the wall surface and the floor form a vertical mounting relation; mounting a side plane plate of a lower frame of the upper wall surface and a wing plate of a frame of a floor slab on one side together through the prefabricated holes by screws; the upper wall surface and the lower wall surface are connected by a wall surface reinforcing device, so that the frames of the upper wall surface and the lower wall surface and the frame of the floor form a rectangular-section beam structure; forming a square cavity at the joint of the single-side floor slab, the upper wall surface, the lower wall surface and the wall surface reinforcing device, and arranging a reinforced concrete structure column beam in the square cavity; c. the node connection form of the double-side floor slab and the lower wall surface is as follows: respectively mounting wing plates of floor frames on two sides of the wall surface and plane plates on two sides of a frame on the upper part of the lower wall surface together through the prefabricated holes by screws, so that the wall surface and the floor plates form a vertical mounting relation; the adjacent two side floor slabs are fixedly connected by a floor slab C-shaped connecting piece, so that a plurality of floor slabs are connected into a whole building floor slab; then, the floor joint cover plate is arranged at the wing plate of the floor frames at two sides, so that the connecting part of the floor plates at two sides and the lower wall surface forms a rectangular section beam structure with the frames of each wall surface and the floor plates; forming a square cavity at the joint of the double-layer floor slab, the lower wall surface and the floor slab joint cover plate, and arranging a reinforced concrete structure column beam in the square cavity; d. unilateral floor and lower wall nodal connection form: respectively mounting a wing plate of a floor frame on one side of the wall surface and a plane plate on one side of a frame on the upper part of the lower wall surface together through the prefabricated holes by screws, so that the wall surface and the floor form a vertical mounting relation; connecting the other side plane plate of the upper frame of the lower wall surface by using a side sealing plate, and connecting the frame of the floor slab and the side sealing plate by using a wall surface C-shaped connecting piece, so that the frame of the lower wall surface and the frame of the floor slab form a rectangular-section beam structure; a square cavity is formed at the joint of the single-side floor slab, the lower wall surface, the side sealing plates and the wall surface C-shaped connecting piece, and a reinforced concrete structure column beam is arranged in the square cavity.
The wall surface reinforcing device comprises the profile frame, and wing plates on two sides of the profile frame are respectively installed together with a plane plate on one side of a lower frame of the upper wall surface and a plane plate on one side of an upper frame of the lower wall surface through prefabricated holes by screws.
The floor joint cover plate comprises the profile frame, and the two side plane plates of the profile frame are respectively connected with the wing plates of the floor frames at the two sides.
The side seal plate comprises the profile frame, a side wing plate of the profile frame is in threaded connection with a side plane plate of a lower wall upper frame, and a side plane plate of the side seal plate is in threaded connection with the wall C-shaped connecting piece.
When the hard rock wool or hard glass silk wool inorganic heat-insulating material is installed on the inner wall heat-insulating layer, the inner wall heat-insulating layer needs to be tightly filled without looseness and gaps, so that no gaps are ensured to be filled in the inner wall after the outer side wall body decorative plate structure is installed,
when the thermal insulation layer in the wall is filled with the composite thermal insulation of the polystyrene board wrapped in the foamed concrete, firstly, the polystyrene board is fixed in the wall structure by the concrete cushion block to ensure that the distance between the polystyrene board and the wall keel and the distance between the polystyrene board and the frame are uniform, and then the foamed concrete is poured or the foamed concrete is poured after the external wall board is installed.
The invention has the advantages that:
(1) according to the construction method for connecting the floor slab and the wall surface node of the multi-layer light steel structure building, all components 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; by means of screw installation, welding deformation is effectively avoided, meanwhile, screw connection does not damage a workpiece anticorrosive coating, the service life of a building is prolonged, flexible installation can be realized for various structural forms of the floor and the wall surface, and a construction method for pouring concrete after a hollow column beam structure is formed by the wall surface and the floor plate does not need a building template during pouring, so that the construction cost is reduced, and the construction progress is accelerated;
(2) the construction method for connecting the multilayer light steel structure building floor slab and the wall surface node has the advantages that the node structure is simple and convenient to install, the integrity is good after the completion, the connection is firm, and the durability and the stability are realized; the installation joint parts are hidden in the joints, so that the appearance of surface decoration is not influenced, and the joints can be arranged at the joint of the wall surface and the floor slab; the node does not influence the passing and connection of the water and electricity pipelines preset in the floor slab; the connection method of the node solves the problem that the length and the width of a single floor slab cannot be transported due to overrun when the area of the single floor slab is large;
(3) according to the construction method for connecting the multi-layer light steel structure building floor slab and the wall surface, a large number of assembled building cold-bent section bars are used as structural main body stress parts for both the floor slab and the wall surface, so that the weight of the building steel 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 construction method for connecting the floor slab and the wall surface node of the multi-layer light steel structure building 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 construction method for connecting the floor slab and the wall surface of the multi-layer light steel structure building adopts dry construction without welding operation, realizes the assembly type building construction for building a house like building blocks, and does not need the field building for maintenance treatment.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a cross-sectional view I of FIG. 1 of the present invention.
FIG. 3 is a sectional view II of FIG. 1 of the present invention.
FIG. 4 is a cross-sectional view III of FIG. 1 of the present invention.
Fig. 5 is a view of part IV of fig. 1 of the present invention.
Fig. 6 is a schematic structural view of the floor slab of the present invention.
Figure 7 is a structural cross-section of a floor slab of the present invention.
Fig. 8 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.
Fig. 9 is a structural view of the overall structure of the wall surface of the present invention.
Fig. 10 is a cross-sectional view of fig. 9 of the present invention.
Fig. 11 is a schematic structural view of the profile frame and the profile assembling unit according to the present invention.
Fig. 12 is a cross-sectional view of the profile frame of the present invention.
Figure 13 is a cross-sectional view of a die section 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 13, the construction method for connecting the floor slab and the wall surface of the multi-layer light steel structure building 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 13 covering the surface of the floor slab steel structure, the floor slab steel structure comprises two floor slab vertical frames 9, two floor slab transverse frames 10 connected with the two floor slab vertical frames 9 through angle connectors I and II, a group of cross beams 11 transversely arranged in a frame formed by the floor slab vertical frames 9 and the floor slab transverse frames 10, and a group of mouth-shaped section bars I12 which are arranged in a staggered mode with the group of cross beams 11 and are arranged in the frame formed by the floor slab vertical frames 9 and the floor slab transverse frames 10,
the floor vertical frame 9, the floor transverse frame 10 and the group of cross beams 11 all comprise a profile frame, a profile assembly component arranged on the profile frame,
the section frame comprises a plane middle web plate 27, two buffer transition belts 28 connected with two sides of the plane middle web plate 27, two plane plates 29 respectively connected with the two buffer transition belts 28, two plane plate indentation reinforcing belts 30 respectively arranged on the two plane plates 29, two wing plates 31 respectively connected with the two plane plates 29, two wing plate reinforcing ribs 32 respectively connected with the two wing plates 31,
the section assembly component comprises a group of square holes 33 arranged on the two plane plates 29, two groups of connecting holes respectively arranged on the two wing plates 31, each section I12 penetrates through the corresponding square hole 33 and is connected with the connecting holes 34 on the two wing plates 31 on the corresponding floor slab transverse frame 10 or the cross beam 11 through screws,
the power supply circuit I16, the weak current communication device I17, the ventilation system I18 and the water supply and drainage system I14 are all 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 15 and the floor slab decorative plate structure 13.
(2) The wall surface structure of the light steel structure assembly building is produced in a modularized mode;
the wall structure module comprises an outer wall body decorative plate structure 26, an inner wall body decorative plate structure 24 and a wall body steel structure arranged between the outer wall body decorative plate structure 26 and the inner wall body decorative plate structure 24, wherein the wall body steel structure comprises a wall frame and a decorative frame arranged on the wall frame, the wall frame comprises two wall surface vertical frames 19, two wall surface transverse frames 35 connected with the two wall surface vertical frames 19 through corner connectors III and IV, and a group of mouth-shaped section bars II36 vertically arranged in a frame formed by the wall surface vertical frames 19 and the wall surface transverse frames 35,
the wall vertical frame 19 comprises a section bar frame, the wall horizontal frame 35 comprises a section bar frame, a section bar assembly component arranged on the section bar frame,
the section frame comprises a plane middle web plate 27, two buffer transition belts 28 connected with two sides of the plane middle web plate 27, two plane plates 29 respectively connected with the two buffer transition belts 28, two plane plate indentation reinforcing belts 30 respectively arranged on the two plane plates 29, two wing plates 31 respectively connected with the two plane plates 29, two wing plate reinforcing ribs 32 respectively connected with the two wing plates 31,
the section assembly component comprises a group of square holes 33 arranged on the two plane plates 29, two groups of connecting holes 34 respectively arranged on the two wing plates 31, each section II36 passes through the corresponding square hole 33 and is connected with the connecting holes 34 on the two wing plates 31 on the wall surface transverse frame 35 through screws,
the power supply circuit II20, the weak current communication device II21, the ventilation system II22 and the water supply and drainage system II23 are all installed in a wall surface light steel structure, and then are matched with the wall inner heat insulation layer 25, the outer wall body decorative plate structure 26 and the inner wall body decorative plate structure 24 to form a complete wall surface structure module of the light steel structure assembly building, and the wall surface structure module of the light steel structure assembly building is assembled in a factory or in a construction site;
(3) different floor and wall structure module connection forms;
a. the connection form of the nodes of the two side floor slabs and the upper and lower wall surfaces is as follows: the wing plates 31-1 of the floor slab frames positioned at the two sides of the wall surface and the two side plane plates 29-2 of the upper frame of the lower wall surface 2 are respectively installed together through the prefabricated holes by screws, so that the wall surface and the floor slab 3 form a vertical installation relation; the two side plane plates 29-1 of the lower frame of the upper wall surface 1 and the wing plates 31-1 of the frames of the floor slabs at the two sides are installed together by screws through the prefabricated holes, so that the frames of each wall surface and the floor slabs 3 form a rectangular section beam structure at the connecting positions of the floor slabs 3 at the two sides and the upper and lower wall surfaces; the adjacent two side floor slabs 3 are fixedly connected by a floor slab C-shaped connecting piece 4, so that a plurality of floor slabs 3 are connected into a whole building floor slab; a square cavity is formed at the cross joint of the double-side floor slabs 3 and the upper and lower walls, and a reinforced concrete structure column beam 37 is arranged in the square cavity; the structure has good stability, convenient installation and good shock resistance and buffer capacity;
b. unilateral floor and upper and lower wall nodal connection form: the wing plate 31-1 of the floor frame at one side of the wall surface and the plane plate 29-2 at one side of the upper frame of the lower wall surface 2 are respectively installed together through the prefabricated holes by screws, so that the wall surface and the floor 3 form a vertical installation relation; mounting a side plane plate 29-1 of a lower frame of an upper wall surface 1 and a wing plate 31-1 of a frame of a floor slab at one side together through a prefabricated hole by using screws; the upper wall surface 1 and the lower wall surface 2 are connected by a wall surface reinforcing device 5, so that the frames of the upper wall surface and the lower wall surface and the frame of the floor form a rectangular section beam structure; a square cavity is formed at the joint of the single-side floor slab 3, the upper wall surface, the lower wall surface and the wall surface reinforcing device 5, and a reinforced concrete structure column beam 37 is arranged in the square cavity; the structure has good stability, convenient installation and good shock resistance and buffer capacity;
c. the node connection form of the double-side floor slab and the lower wall surface is as follows: the wing plates 31-1 of the floor slab frames positioned at the two sides of the wall surface and the two side plane plates 29-2 of the upper frame of the lower wall surface 2 are respectively installed together through the prefabricated holes by screws, so that the wall surface and the floor slab 3 form a vertical installation relation; the adjacent two side floor slabs 3 are fixedly connected by a floor slab C-shaped connecting piece 4, so that a plurality of floor slabs 3 are connected into a whole building floor slab; then, the floor joint cover plate 6 is arranged on the wing plate 31-1 of the floor frames at two sides, so that the frames of each wall surface and the floor 3 form a rectangular section beam structure at the joint of the floor 3 at two sides and the lower wall surface 2; a square cavity is formed at the joint of the double-layer floor slab 3, the lower wall surface 2 and the floor slab joint cover plate 6, and a reinforced concrete structure column beam 37 is arranged in the square cavity; the structure has good stability, convenient installation and good shock resistance and buffer capacity;
d. unilateral floor and lower wall nodal connection form: the wing plate 31-1 of the floor frame at one side of the wall surface and the plane plate 29-2 at one side of the upper frame of the lower wall surface 2 are respectively installed together through the prefabricated holes by screws, so that the wall surface and the floor 3 form a vertical installation relation; the side sealing plates 8 are used for connecting the other side plane plate 29-2 of the upper frame of the lower wall surface 2, and the wall surface C-shaped connecting piece 7 is used for connecting the frame of the floor slab and the side sealing plates 8, so that the frame of the lower wall surface and the frame of the floor slab form a rectangular section beam structure; a square cavity is formed at the joint of the single-side floor slab 3, the lower wall surface 2, the side sealing plate 8 and the wall surface C-shaped connecting piece 7, and a reinforced concrete structure column beam 37 is arranged in the square cavity; the structure has good stability, convenient installation and good shock resistance and buffering capacity.
The wall surface reinforcing device 5 comprises the section bar frame, and two side wing plates 31-2 of the section bar frame are respectively installed with one side plane plate 29-1 of the lower frame of the upper wall surface and one side plane plate 29-2 of the upper frame of the lower wall surface through prefabricated holes by screws.
The floor joint cover plate 6 comprises the section bar frame, and two side plane plates 29-3 of the section bar frame are respectively connected with wing plates 31-1 of two side floor frames.
The side sealing plate 8 comprises the profile frame, a side wing plate 31-3 of the profile frame is in threaded connection with the other side plane plate 29-2 of the upper frame of the lower wall surface, and one side plane plate 29-4 of the side sealing plate 8 is in threaded connection with the wall surface C-shaped connecting piece 7.
When the hard rock wool or hard glass silk wool inorganic heat-insulating material is installed on the inner wall heat-insulating layer 25, the filling is tight without looseness and gaps, the heat-insulating filling in the wall is ensured to be free from gaps after the outer wall body decorative plate structure 26 is installed,
when the inner wall heat-insulating layer 25 is filled with the composite heat-insulating material of the polystyrene board wrapped in the foamed concrete, the polystyrene board is firstly fixed in the wall structure by the concrete cushion block to ensure that the distance between the polystyrene board and the wall keel and the distance between the polystyrene board and the frame are uniform, and then the foamed concrete is poured or the foamed concrete is poured after the outer wall board is installed.
According to the construction method for connecting the floor slab and the wall surface node of the multi-layer light steel structure building, all components 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; by means of screw installation, welding deformation is effectively avoided, meanwhile, screw connection does not damage a workpiece anticorrosive coating, the service life of a building is prolonged, flexible installation can be realized for various floor slabs 3 and wall surface structural forms, a construction method for pouring concrete after a hollow column beam structure is formed by the wall surface and the floor slabs 3 does not need building templates during pouring, construction cost is reduced, and construction progress is accelerated; the node has simple structure, convenient installation, good integrity after completion, firm connection and durability and stability; the installation joint parts are hidden in the joints, so that the appearance of surface decoration is not influenced, and the joints can be arranged at the joint of the wall surface and the floor slab 3; the node does not influence the passing and connection of the water and electricity pipelines preset in the floor slab 3; the connection method of the nodes solves the problem that the length and the width of a single floor slab 3 are over-limit and cannot be transported when the area is large; a large number of assembled building cold-bent profiles are used as structural main body stress parts for both the floor slab 3 and the wall surface, 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 (5)

1. A method for connecting a multilayer light steel structure building floor slab with a wall surface node 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, 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 angle connecting pieces I and angle connecting pieces 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 way 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 section I penetrates 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 power supply circuit I, the weak current communication device I, the ventilation system I and the water supply and drainage system I are all 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 wall surface structure of the light steel structure assembly building is produced in a modularized mode;
the wall structure module comprises an outer wall decoration plate structure, an inner wall decoration plate structure and a wall steel structure arranged between the outer wall decoration plate structure and the inner wall decoration plate structure, wherein the wall steel structure comprises a wall frame and a decoration frame arranged on the wall frame, the wall frame comprises two wall vertical frames, two wall transverse frames connected with the two wall vertical frames through a corner connecting piece III and a corner connecting piece IV, and a group of mouth-shaped section bars II vertically arranged in a frame formed by the wall vertical frames and the wall transverse frames,
the wall vertical frame comprises a profile frame, the wall transverse frame comprises a profile frame and a profile assembling component arranged on the profile 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 section II penetrates through the corresponding square hole and is connected with the connecting holes on the two wing plates on the transverse frame of the wall surface through screws,
the power supply circuit II, the weak current communication device II, the ventilation system II and the water supply and drainage system II are all arranged in a wall surface light steel structure, and then are matched with a wall inner heat insulation layer, an outer wall body decorative plate structure and an inner wall body decorative plate structure to form a complete wall surface structure module of the light steel structure assembly building, and the wall surface structure module of the light steel structure assembly building is assembled in a factory or in a construction site;
(3) different floor and wall structure module connection forms;
a. the connection form of the nodes of the two side floor slabs and the upper and lower wall surfaces is as follows: respectively mounting wing plates of floor frames on two sides of the wall surface and plane plates on two sides of a frame on the upper part of the lower wall surface together through the prefabricated holes by screws, so that the wall surface and the floor plates form a vertical mounting relation; installing the plane plates on the two sides of the lower frame of the upper wall surface and the wing plates of the frames of the floor slabs on the two sides together by screws through the prefabricated holes, so that the frames of each wall surface and the floor slabs form a rectangular section beam structure at the connecting part of the floor slabs on the two sides and the upper and lower wall surfaces; the adjacent two side floor slabs are fixedly connected by a floor slab C-shaped connecting piece, so that a plurality of floor slabs are connected into a whole building floor slab; a square cavity is formed at the cross joint of the floor slabs at the two sides and the upper and lower walls, and a reinforced concrete structure column beam is arranged in the square cavity;
b. unilateral floor and upper and lower wall nodal connection form: respectively mounting a wing plate of a floor frame on one side of the wall surface and a plane plate on one side of a frame on the upper part of the lower wall surface together through the prefabricated holes by screws, so that the wall surface and the floor form a vertical mounting relation; mounting a side plane plate of a lower frame of the upper wall surface and a wing plate of a frame of a floor slab on one side together through the prefabricated holes by screws; the upper wall surface and the lower wall surface are connected by a wall surface reinforcing device, so that the frames of the upper wall surface and the lower wall surface and the frame of the floor form a rectangular-section beam structure; forming a square cavity at the joint of the single-side floor slab, the upper wall surface, the lower wall surface and the wall surface reinforcing device, and arranging a reinforced concrete structure column beam in the square cavity;
c. the node connection form of the double-side floor slab and the lower wall surface is as follows: respectively mounting wing plates of floor frames on two sides of the wall surface and plane plates on two sides of a frame on the upper part of the lower wall surface together through the prefabricated holes by screws, so that the wall surface and the floor plates form a vertical mounting relation; the adjacent two side floor slabs are fixedly connected by a floor slab C-shaped connecting piece, so that a plurality of floor slabs are connected into a whole building floor slab; then, the floor joint cover plate is arranged at the wing plate of the floor frames at two sides, so that the connecting part of the floor plates at two sides and the lower wall surface forms a rectangular section beam structure with the frames of each wall surface and the floor plates; forming a square cavity at the joint of the double-layer floor slab, the lower wall surface and the floor slab joint cover plate, and arranging a reinforced concrete structure column beam in the square cavity;
d. unilateral floor and lower wall nodal connection form: respectively mounting a wing plate of a floor frame on one side of the wall surface and a plane plate on one side of a frame on the upper part of the lower wall surface together through the prefabricated holes by screws, so that the wall surface and the floor form a vertical mounting relation; connecting the other side plane plate of the upper frame of the lower wall surface by using a side sealing plate, and connecting the frame of the floor slab and the side sealing plate by using a wall surface C-shaped connecting piece, so that the frame of the lower wall surface and the frame of the floor slab form a rectangular-section beam structure; a square cavity is formed at the joint of the single-side floor slab, the lower wall surface, the side sealing plates and the wall surface C-shaped connecting piece, and a reinforced concrete structure column beam is arranged in the square cavity.
2. The method of claim 1, wherein the wall surface reinforcing means comprises a frame member having a pair of side flanges which are respectively screwed to the side surface plate of the lower frame of the upper wall surface and the side surface plate of the upper frame of the lower wall surface through the prefabricated holes.
3. The method of claim 1, wherein the floor joint cover comprises a frame having two side panels connected to the flanges of the two side floor frames.
4. The method of claim 1, wherein the side sealing plates comprise a profile frame, a side wing plate of the profile frame is in threaded connection with a side plate of the upper frame of the lower wall, and a side plate of the side sealing plates is in threaded connection with the C-shaped wall connecting member.
5. The method for connecting the building floor slab and the wall surface joint with the multi-layer light steel structure as claimed in claim 1, wherein the inner wall insulation layer is tightly filled with hard rock wool or hard glass wool inorganic insulation material without looseness and gaps when being installed, and no gaps are filled in the inner wall insulation layer after the outer wall body decorative plate structure is installed,
when the thermal insulation layer in the wall is filled with the composite thermal insulation of the polystyrene board wrapped in the foamed concrete, firstly, the polystyrene board is fixed in the wall structure by the concrete cushion block to ensure that the distance between the polystyrene board and the wall keel and the distance between the polystyrene board and the frame are uniform, and then the foamed concrete is poured or the foamed concrete is poured after the external wall board is installed.
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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201972288U (en) * 2011-03-25 2011-09-14 金强(福建)建材科技股份有限公司 Floor structure of lightweight-steel villa
CN103015623A (en) * 2013-01-07 2013-04-03 张建忠 Prefabricated slab and fixed mounting structure thereof
CN103498523A (en) * 2013-09-25 2014-01-08 张跃 Floor system
CN105133727A (en) * 2015-09-02 2015-12-09 宋士儒 Fabricated building and construction process thereof
CN205063102U (en) * 2015-09-06 2016-03-02 中国建筑第八工程局有限公司 Connection structure between light gauge steel partition wall
CN205617634U (en) * 2016-04-21 2016-10-05 张家港南建钢网有限公司 Constructional steel structure floor
CN106368358A (en) * 2016-09-28 2017-02-01 丽水山居文化发展有限公司 Modular integrated slabs and house
CN106759951A (en) * 2017-01-18 2017-05-31 黄坤坤 A kind of assembled ring muscle is fastened and is anchored concrete shear force wall one side floor connection structure

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201972288U (en) * 2011-03-25 2011-09-14 金强(福建)建材科技股份有限公司 Floor structure of lightweight-steel villa
CN103015623A (en) * 2013-01-07 2013-04-03 张建忠 Prefabricated slab and fixed mounting structure thereof
CN103498523A (en) * 2013-09-25 2014-01-08 张跃 Floor system
CN105133727A (en) * 2015-09-02 2015-12-09 宋士儒 Fabricated building and construction process thereof
CN205063102U (en) * 2015-09-06 2016-03-02 中国建筑第八工程局有限公司 Connection structure between light gauge steel partition wall
CN205617634U (en) * 2016-04-21 2016-10-05 张家港南建钢网有限公司 Constructional steel structure floor
CN106368358A (en) * 2016-09-28 2017-02-01 丽水山居文化发展有限公司 Modular integrated slabs and house
CN106759951A (en) * 2017-01-18 2017-05-31 黄坤坤 A kind of assembled ring muscle is fastened and is anchored concrete shear force wall one side floor connection structure

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