WO2001012912A1 - Structure d'un plancher et procede de production associe - Google Patents

Structure d'un plancher et procede de production associe Download PDF

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Publication number
WO2001012912A1
WO2001012912A1 PCT/JP2000/005354 JP0005354W WO0112912A1 WO 2001012912 A1 WO2001012912 A1 WO 2001012912A1 JP 0005354 W JP0005354 W JP 0005354W WO 0112912 A1 WO0112912 A1 WO 0112912A1
Authority
WO
WIPO (PCT)
Prior art keywords
floor structure
structure according
structural element
main girder
grooves
Prior art date
Application number
PCT/JP2000/005354
Other languages
English (en)
Japanese (ja)
Inventor
Taiichi Sawada
Original Assignee
Cds International Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cds International Co., Ltd. filed Critical Cds International Co., Ltd.
Priority to AU63213/00A priority Critical patent/AU6321300A/en
Publication of WO2001012912A1 publication Critical patent/WO2001012912A1/fr

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Classifications

    • 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
    • E04B5/14—Load-carrying floor structures formed substantially of prefabricated units with beams or girders laid in two directions
    • 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
    • E04B5/04—Load-carrying floor structures formed substantially of prefabricated units with beams or slabs of concrete or other stone-like material, e.g. asbestos cement
    • 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
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403—Connection details of the elongated load-supporting parts
    • E04B2001/2415—Brackets, gussets, joining plates
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403—Connection details of the elongated load-supporting parts
    • E04B2001/2457—Beam to beam connections

Definitions

  • the present invention relates to a floor structure.
  • the present invention relates to a floor structure and a method of manufacturing the floor structure.
  • a frame is installed at a desired position to construct a floor structure of a building.
  • the framework may be built on foundations or may be built between building levels.
  • the floor structure of the building is constructed by constructing the framework between the building levels and then constructing the floor slab on the framework.
  • the framework is generally constructed from wood.
  • the framework must have the necessary strength and properties to absorb sound. To achieve this property, the wood must be protected from pests and moisture, for example termites. Damage to timber by termites and moisture can require high repair costs to repair the building, and may require rebuilding the building.
  • an object of the present invention is to provide a wall structure capable of solving the above problems. This object is achieved by a combination of features described in the independent claims.
  • the dependent claims define further advantageous embodiments of the present invention. Disclosure of the invention
  • a floor structure according to a first embodiment of the present invention is a floor structure having a floor slab and a plurality of main ffis 1 for supporting the floor slab, wherein the main girder has three openings whose opening directions are alternately different.
  • the main girder has three openings whose opening directions are alternately different.
  • it comprises a structural element comprising a groove and having a uniform longitudinal cross section.
  • each of the three grooves of the structural element is substantially rectangular.
  • the structural element has seven rectangular planar portions whose adjacent surfaces are orthogonal to each other.
  • the three grooves have the same width.
  • the three grooves have the same height.
  • the structural element may be made of metal.
  • the plurality of main girders are respectively parallel to each other.
  • a plurality of secondary beams may be further provided in a direction perpendicular to a length direction of the plurality of main girders.
  • a floor slab may be provided on the secondary beam or main girder.
  • the secondary beam includes a structural element.
  • the main girder may include multiple structural elements.
  • the main girder has two pairs of structural elements, and one set of structural elements is such that the grooves at both ends of the three grooves of one structural element correspond to the corresponding grooves at both ends of the other structural element. It is preferable that they are arranged in a line so that they face each other, and they are combined.
  • the main girder includes a substantially rectangular parallelepiped space formed by the grooves at both ends of each of the pair of structural elements. It is preferable that one set of structural elements includes a heat insulating material in a rectangular parallelepiped space.
  • One set of structural elements may have a connecting member that connects the respective structural elements to each other.
  • One set of structural elements may have two sets of connecting members, and one set of connecting members may connect one set of structural elements to each other.
  • the main spar has a closed cross-sectional space formed by a set of coupling members and a set of structural elements. It is preferable to include a heat insulating material in the space having the closed cross-sectional shape.
  • the heat insulating material may be styrene foam.
  • the insulation may be concrete.
  • the coupling member may be a channel steel.
  • the side of the channel is the bottom of the groove at each end of the structural element Is preferably combined with the flat part of It is preferable that a part of the bottom surface of the channel is coupled to at least one of the flat portions corresponding to the side surfaces of the central groove in the grooves at both ends of the structural element.
  • a portion of the bottom surface of the channel may be coupled to at least one of the flat portions corresponding to the outermost sides of the structural element. It is preferable to include a heat insulating material in a closed space having a cross-sectional shape.
  • the coupling member may be a steel plate having a rectangular flat surface.
  • the steel rice may be connected to at least one of the flat portions corresponding to the sides of the central groove in the grooves at both ends.
  • a steel plate may be coupled to at least one of the planar portions corresponding to the outermost side surface of the structural element. It is preferable to include a heat insulating material in a space having a closed cross-sectional shape.
  • the main beam may have a concrete beam having a uniform H-shaped cross section in the longitudinal direction, and a structural element coupled to a concave portion of the cross section of the concrete beam.
  • the method of manufacturing a floor structure of a building according to the second aspect of the present invention is a method of forming a structural element including three grooves having alternately different opening directions and having a uniform cross section in the length direction. It is preferable to include a forming step, a main girder forming step of forming a main girder by setting a plurality of structural elements, and a floor slab setting step of setting a floor slab on the main girder. Further, it is preferable that the structural element forming step forms each of the three grooves of the structural element in a substantially rectangular shape. Further, the structural element forming step may include seven rectangular plane portions whose adjacent surfaces are orthogonal to each other.
  • the structural element forming step forms the widths of the three grooves of the structural element equal. Further, it is preferable that the structural element forming step forms the three grooves of the structural element at the same height. Preferably, the structural element forming step forms the structural element using a metal.
  • the main girder forming step preferably combines two structural elements to form a main girder.
  • the main girder forming step is performed such that two grooves of one of the two structural elements face each other at corresponding ends of the other structural element. Are preferably combined in a line.
  • the main girder forming step may connect the two structural elements to each other by a connecting member.
  • the main girder forming step may connect the two structural elements to each other by a pair of connecting members.
  • the main girder forming step forms a closed cross-sectional space by one set of coupling members and one set of structural elements.
  • the main girder forming step cuts into a closed section space. It is preferable to fill a heating material.
  • the closed space having a cross-sectional shape may be filled with styrene foam as a heat insulating material.
  • FIG. 1 shows an embodiment of the floor structure of the present invention.
  • FIG. 2 shows details of the structural element 16 shown in FIG.
  • FIG. 3 is a perspective view of a part of the floor structure 10.
  • FIG. 4 shows an A-A cross section of the floor structure 10 shown in FIG.
  • FIG. 5 shows another embodiment of the floor structure.
  • FIG. 6 shows details of a part of the floor structure 150 shown in FIG.
  • FIG. 7 shows another embodiment of the floor structure.
  • FIG. 8 is a perspective view showing a part of the floor structure 40 shown in FIG.
  • FIG. 9 shows a BB cross section of the floor structure 40 shown in FIG.
  • FIG. 10 shows another embodiment of the floor structure.
  • FIG. 11 shows details of a part of the floor structure 160 shown in FIG. 1Q.
  • FIG. 12 shows a cross section of the floor structure shown in FIG. 7 to FIG.
  • FIG. 13 shows another embodiment of the main girder.
  • FIG. 14 shows yet another embodiment of the main girder.
  • FIG. 15 shows yet another embodiment of the main girder.
  • FIG. 16 shows yet another embodiment of the main girder.
  • FIG. 17 shows yet another embodiment of the main girder.
  • FIG. 1 shows an embodiment of the floor structure of the present invention.
  • the floor structure 10 has a plurality of main girders 12, a plurality of secondary beams 30, and a floor slab 34.
  • the pair of main girders 12 are installed on the foundation 14 in parallel with each other at intervals, and support the floor slab 34.
  • Foundation 1 The form 4 is not limited to the solid foundation shown in FIG. 1, but may be another form such as a cloth foundation shown in FIG.
  • a plurality of secondary beams 30 are further installed on a pair of main girders 12 at a certain interval in a direction perpendicular to the length direction of the main girders 12.
  • a floor slab 34 is provided on the plurality of secondary beams 30.
  • Each of the main girder 12 and the secondary beam 30 has a structural element 16 shown in FIG.
  • the main girder 12 has a pair of structural elements 16, and the secondary beam 30 is constituted by one structural element 16.
  • FIG. 2 shows details of the structural element 16 shown in FIG.
  • the structural element 16 includes three grooves 18a, 18b, and 18c having alternately different opening directions, and has a uniform longitudinal cross section.
  • the three grooves 18a, 18b, and 18c of the structural element 16 are each substantially rectangular. Also, the width and height of each of the three grooves 18a, 18b, and 18c are substantially equal. Therefore, the structural element 16 is composed of seven rectangular plane parts 20 a, 20 b, 20 c, 20 d, 20 e, and 2 whose adjacent surfaces are orthogonal to each other and whose areas are substantially equal to each other. 0 f, and 20 g.
  • Planar portion 2 0 a, 2 0 c, 2 0 6, and 2 0 8 are spaced apart from one another, are substantially parallel to each other.
  • the plane portions 20b and 20f are substantially aligned.
  • the plane part 20 d is separated from the plane parts 20 b and 20 f by a distance equivalent to the height of the plane parts 20 a, 20 c, 20 e, or 20 g from the plane parts 20 b and 20 f. It is arranged parallel to 20f.
  • Structural element 16 has four plane parts 20 a, 20 c, 20 e, and 20 g arranged in parallel, so that when formed to the same thickness, they are larger than channel steel Can have strength. Therefore, the weight of the structural element 16 can be reduced by making the thickness of the structural element 16 thin while maintaining the strength required for the structural element 16.
  • the structural element 16 is manufactured from a metal plate such as a steel plate, an iron plate, or an aluminum plate.
  • the structural element 16 is manufactured by bending a steel plate by press working or the like.
  • the structural element 16 is formed to a thickness of substantially 0.5 mm to 1.5 mm.
  • 3 and 4 show details of a part of the floor structure 10 shown in FIG.
  • FIG. 3 is a perspective view of a part of the floor structure 10.
  • FIG. 4 shows an A-A cross section of the floor structure 10 shown in FIG.
  • the pair of structural elements 16 of the main girder 1 2 are composed of three grooves 18 a, 18 b, and 18 c, and the opposite ends of the grooves 18 a and 18 c, respectively.
  • Groove 1 8a And 18 c are arranged in a row so as to face each other.
  • the pair of structural elements 16 of the main girders 12 are arranged such that the respective planar portions 20 d overlap each other. Further, the two structural elements 16 are fixed to each other by a drilling screw, a tapping screw, a screw nail, a bolt 22 or the like penetrating the respective plane portion 20d.
  • the grooves 18a and 18c at both ends of one structural element 16 of the main girder 12 are the grooves 18a and 18 at both ends of the other structural element 16 facing each other. And form a substantially rectangular parallelepiped space.
  • one left rectangular groove 18a of a pair of structural elements 16 is combined with each other to form one rectangular parallelepiped space.
  • the right-hand groove 18 c of each pair of structural elements 16 is combined with each other to form another rectangular parallelepiped space.
  • the rectangular parallelepiped space may be filled with a heat insulating material such as styrene foam.
  • the main girder 1 2 By providing the heat insulating material in the rectangular parallelepiped space, the main girder 1 2 has heat insulating properties, so that dew condensation in the building can be prevented. Furthermore, the strength of the main girder 12 is increased by providing the heat insulating material in the rectangular parallelepiped space.
  • the main beam 12 has an H-shaped cross-sectional shape.
  • the planar portions 20a, 2Ob, and 2Oc of the two structural elements 16 constitute one flange 24.
  • the plane portions 20 e, 20 f, and 20 g of the two structural elements 16 constitute the other flange 24.
  • the web 26 is formed by the overlapping of the respective planar portions 20 d of the two structural elements 16.
  • the main girder 12 has a web 26 installed horizontally and flanges 24 on both sides installed vertically. Therefore, one side of each of the two flanges 24 of the main girder 1 2 is in contact with the foundation 14, and the other side of each of the two flanges 24 of the main girder 12 is the secondary beam 30.
  • the secondary beam 30 is placed on the main girder 12 so that the length direction is orthogonal to the length direction of the main girder 12 and the grooves 18 a and 18 c at both ends face downward. Will be installed. Therefore, the plane part 20 d of the secondary beam 30 is tangential to the plane parts 20 b and 20 e of the main girder 12, and the plane parts 20 b and 2 of the secondary beam 30. 0 f makes contact with the floor slab 34.
  • the plane part 20 d of the secondary beam 30 is drilled with the plane parts 20 b and 20 e of the structural element 16 arranged at the top of the two structural elements 16 of the main girder 12. It is fixed to each other by screws, tapping screws, screw nails, or bolts 22.
  • the main girder 12 and the secondary beam 30 form a framework 32 that supports the floor slab 34. On the framework 32, a floor slab 34 is installed. In addition, two or more floor slabs may be stacked and installed.
  • FIG. 5 shows another embodiment of the floor structure.
  • the same reference numerals are given to the same components between the floor structures in FIGS. 1 and 5, and the description will be omitted.
  • a pair of main girders 12 is installed on each of a pair of cloth foundations 120.
  • the form of the foundation is not limited to the cloth foundation 120 shown in FIG. 5, but may be another form such as a solid foundation as shown in FIG.
  • the height of the upper end of the secondary beam 36 is set to a height that matches the height of the upper end of the main girder 12 or a height that is lower than the height of the upper end of the main girder 12 by a predetermined height. You. Therefore, the floor slab 34 is installed directly on the main girder 12.
  • FIG. 6A shows a part of the floor structure 150 shown in FIG. 5 in detail.
  • the height of the upper end of the secondary beam 36 is set at a height that matches the height of the upper end of the main girder 12 or at a height lower than the height of the upper end of the main girder 12 by a predetermined height. Therefore, the plane portions 20 b and 20 f of the structural element 16 above the main girder 12 come into contact with the floor slab 34.
  • the secondary beam 36 and the main girder 1 2 may be connected by a connection fitting 152.
  • the main girder 12 and the secondary beam 30 may be fixed not only by the connection fitting 152 but also by a drilling screw, a tapping screw, a screw nail, a bolt 22 or the like.
  • the main girder 1 2 which is orthogonal to each other may be connected to each other by the connection bracket 1 54.
  • FIG. 6B shows details of the connection fitting 154.
  • the connection fitting 154 has a bottom surface 154c, side surfaces 154a, 154b, front surface 154f, an upper connection portion 154d, and a lower connection portion 154e.
  • the longitudinal end of the main girder 12 comes into contact with the front surface 154 f of the connection fitting 154.
  • the flat portions 20b and 20f of the lower structural element 16 of the main girder 12 are in contact with the bottom surface 154c of the connection fitting.
  • each flat portion 20a of the main girder 12 is fixed to the side surface 154a of the connection fitting 154 by a drilling screw, a tapping screw, a screw screw, or a rivet.
  • each planar portion 20 g of the structural element 16 that is connected to the main girder 12 facing up and down is connected to It contacts the side 1 5 4 b of the metal fitting 1 5 4.
  • Each flat portion 20 g of the main girder 12 is fixed to the side surface 154 b of the connection fitting 154 by a drilling screw, a tapping screw, a screw screw, or a rivet.
  • the main girder 12 is fixed to the main girder 12 by fixing the respective flat portions 20 a and 20 g of the main girder 12 to the side surfaces 15 54 a and 15 4 b of the connection girder 15 4. Connected to 154.
  • connection fittings 15 4 connected to the main girder 12 are connected to the main girder 12 orthogonal to the connected main girder 12.
  • the upper connection part 15 4 d force S of the connection fitting 15 4 the orthogonal plane part constituting the right end groove 18 c of the upper structural element 16 of the main girder 12 orthogonal to 20 e, 20 f , And 20 g, and are connected to orthogonal main girders 12 to accommodate the planar portions 20 e, 20 ⁇ , and 20 g.
  • orthogonal main lines / rows 12 can be fixed to each other.
  • FIG. 7 shows another embodiment of the floor structure.
  • the floor structure 10 of FIG. 1 and the floor structure 40 of FIG. 7 differ in the configuration of the main girder. Except for the configuration of the main girder, the floor structure 10 of FIG. 1 and the floor structure 40 of FIG. 7 have the same configuration. The same reference numerals are given to the same components between the floor structures in FIGS. 1 and 7, and the description will be omitted.
  • the main girder 42 a of the floor structure 40 in FIG. 7 also has two structural elements 16 like the floor structure 10 in FIG.
  • the main girder 4 2 a and the secondary beams 30 arranged on the main girder 42 a form a framework 60.
  • the floor slabs 34 are installed on the framework 60.
  • FIG. 8 and 9 show details of a part of the floor structure 40 shown in FIG.
  • FIG. 8 is a perspective view showing a part of the floor structure shown in FIG.
  • FIG. 9 shows a BB cross section of the floor structure 40 shown in FIG.
  • a pair of structural elements 16 of the main girder 4 2a is composed of grooves 18a and 18c at both ends of one structural element 16 and corresponding grooves 1 at both ends of the other structural element 16 respectively. 8a and 18c are arranged in a row facing each other.
  • a pair of structural elements 16 of main beams 4 2a spaced apart from each other are composed of a grooved steel 44 and a left-hand groove 18a and a right-hand groove 18c facing each other. They are joined together by a joining member such as a steel plate 70.
  • the form of the main girder 42a is not limited to the form shown in FIGS. 8 and 9, and the main girder 4 2a—4 2 ⁇ of the form shown in FIGS. You can use it.
  • the secondary beam 30 is placed on the main girder 42 so that the length direction is orthogonal to the length direction of the main girder 42 a and the grooves 18 a and 18 c at both ends face downward. Installed in Therefore, the plane part 20 d of the secondary beam 30 comes into contact with the plane parts 20 b and 20 e of the main girder 42 a, and the plane parts 20 b and 20 f of the secondary beam 30 become , Contact with floor slab 3 4.
  • the flat part 20 d of the secondary beam 30 is the flat part 20 b and 20 e of the structural element 16 arranged at the top of the two structural elements 16 of the main girder 42 a. They are fixed to each other by drilling screws, tapping screws, screw nails, or bolts 22 or the like.
  • the main beam 4 2 a and the secondary beam 30 constitute a framework 60 for supporting the floor slab 34. On the framework 32, a floor slab 34 is installed. Two or more floor slabs 3 4 may be installed on the framework 3 2.
  • FIG. 10 shows another embodiment of the floor structure.
  • the same reference numerals are given to the same components between the floor structures in FIG. 7 and FIG. 10 and the description is omitted.
  • the form of the foundation is not limited to the cloth foundation 140 shown in FIG. 10, but may be another form such as a solid foundation shown in FIG.
  • the height of the upper end of the secondary beam 38 is the same as the height of the upper end of the main girder 42a, or a height lower than the height of the upper end of the main girder 42a by a predetermined height. Placed in Therefore, the floor slab 34 is installed directly on the main girder 42a.
  • the form of the main girder 42 a is not limited to the form shown in FIGS. 10 and 11, and the main girder 42 a _ 42 f of the form shown in FIGS. 12 to 17 may be used. Les ,.
  • FIG. 11A shows a part of the floor structure 160 shown in FIG. 10 in detail.
  • the height of the upper end of the secondary beam 38 is set at a height that matches the height of the upper end of the main girder 42a, or at a height lower than the height of the upper end of the main girder 42a by a predetermined height.
  • the plane portions 20 b and 20 f of the structural element 16 above the main girder 42 a come into contact with the floor slab 34.
  • the secondary beam 38 is connected to the main girder 42 a by the connection fitting 16 2.
  • the main girder 42 a and the secondary beam 38 may be fixed not only by the connection bracket 16 2 but also by a drilling screw, a tapping screw, a screw nail, or a bolt 22.
  • the main beams 4 2 a that are orthogonal to each other may be connected by connecting fittings 16 4.
  • FIG. 11B shows details of the connection fitting 164.
  • Connection fittings 16 4 are bottom 16 4 c, side 16 4 a, 16 4 b, front 16 4 f, top connection 16 4 d, and bottom connection It has a part 16 4 e.
  • each flat portion 20a of the main girder 42a is fixed to the side surface 1664a of the connection fitting 1664 by a drilling screw, a tapping screw, a screw screw, a rivet, or the like.
  • the respective flat portions 20 g of the structural elements 16 that are connected to face each other up and down on the main girder 42 a contact the side surfaces 16 4 b of the connection fittings 16 4.
  • Each flat portion 20 g of the main girder 42 a is fixed to the side surface 164 b of the connection fitting 164 by a drilling screw, a tapping screw, a screw screw, or a rivet.
  • the main girder 4 2 a is fixed to the side 16 4 a and 16 4 b of the connection bracket 16 by fixing the respective flat portions 20 a and 20 g of the main girder 4 2 a to the connection bracket 16. Connected to 4.
  • connection fitting 16 4 connected to the main girder 42 a is connected to the main girder 42 a orthogonal to the connected main girder 42 a.
  • the upper connection part 1 6 4 d force of the connection fitting 1 6 4 d The main girder 4 2 orthogonally crosses the structural element 16 at the top of the 2 a 16 the rightmost groove 18 c the plane part 20 c that constitutes the c 20 f, 20 f ,, And 20 g and are connected to the orthogonal main girder 12 to accommodate the planar portions 20 e, 20 f, and 20 g.
  • connection fitting 16 4 connects the lower connecting part 1 6 4 e of the connecting bracket 16 4 to the lower structural element 16 2 a of the orthogonal main girder 4 2 a 20 the flat part 20 g and drilling screw, tapping screw, screw screw, rivet, etc.
  • FIG. 12 shows a cross section of the main girder 42 a of the floor structure 40 shown in FIGS. 7 to 11.
  • a pair of channel steels 44 is used as a joining member.
  • Each of both side surfaces 44a of the left channel steel 44 is connected to a planar portion 20b on the bottom surface of each left end groove 18a facing each other.
  • the bottom surface 44 b of the left channel steel member 44 comes into contact with the plane portion 20 c of each of the two facing structural elements 16.
  • both sides 4 4a of the right channel steel 4 4 are opposed to each other at the right end grooves 18 c It is joined to the plane part 20 f of the base.
  • the bottom surface 4 b of the right channel steel 44 comes into contact with the plane portion 20 e of each of the two opposing structural elements 16.
  • a portion of the bottom surface 4 b of the channel 44 will have a flat portion 2 corresponding to the outer side of the central groove 18 b. Contact with 0c or 20e.
  • the two channel steels 44 are accommodated in the grooves 18a and 18c at both ends of the structural element 16 so as to open outward.
  • a punch and the like are placed from the outside of the structural element 16 with a flat portion 20 b of the structural element 16 and
  • the structural element 16 and the channel steel 44 are joined together by forming a depression 50 by driving into 20 f or sandwiching it by caulking or clinching.
  • the structural element 16 and the channel 44 may be fixed by rivets, drilling screws, tapping screws, screw nails, bolts, welding, or the like.
  • channel steels 44 of a desired width it is possible to arrange the pair of structural elements 16 at a desired distance from each other, and to set the height of the main girder 42 a to a desired value. Height can be configured.
  • the closed bottom rectangular cross-sectional space is defined by the bottom surface 4 4b of each pair of channel steel 4 4 and the respective flat portions 20 d of the pair of structural elements 16. It is formed. You may fill this space with 80 insulation.
  • the heat insulating material 80 may be styrofoam or concrete. By providing the heat insulating material 80 in the space formed in the main girder 42a, the main girder 42a has a heat insulating property, so that dew condensation in the building can be reduced. Further, by providing the heat insulating material 80 in the space of the rectangular parallelepiped, the strength of the main girder 42a is increased.
  • FIG. 13 shows another embodiment of the main girder.
  • the two structural elements 16 of the main girder 42 b of FIG. 13 have grooves 18 a and 18 c at each end; They are arranged in a row so as to face the corresponding grooves 18a and 18c at both ends.
  • the main girder 42 b in FIG. 13 includes a steel plate 70 having a rectangular planar shape as a connecting member.
  • a pair of two steel plates 70 couples a pair of structural elements 16 facing each other.
  • the left side steel plate is added to each flat portion 20 c corresponding to the outer surface of the left side of the central groove 18 b.
  • the 70 ends are joined together.
  • the respective ends of the right steel plate 70 are joined to the respective flat portions 20e corresponding to the outer surfaces of the right side surfaces of the central groove 18b.
  • the plane portions 20 c and 20 e of the structural element 16 and the steel plate 70 are fixed by rivets 100.
  • the flat portions 20c and 20e of the structural element 16 and the steel plate 70 may be fixed by a drilling screw, a tapping screw, a screw nail, a port, welding, or the like.
  • a closed rectangular cross-sectional space is formed by the flat portions 20 d of the pair of steel plates 70 and the pair of structural elements 16. Insulation material 8 2 may be provided in this space.
  • the heat insulating material 82 may be styrofoam or concrete.
  • FIG. 14 shows yet another embodiment of the main girder.
  • the two structural elements 16 of the main girder 42c in Fig. 14 correspond to the grooves 18a and 18c at both ends, respectively.
  • the grooves 18a and 18c at both ends are arranged in a row so as to face each other.
  • Channel steel 46 is used as the connecting member 44. Both side surfaces 46a of the left channel steel 46 are joined to respective flat portions 20b of the bottom surface of the leftmost groove 18a facing each other. At that time, the bottom surface 46 b of the left channel steel 44 contacts the respective flat portions 20 a of the two opposing structural elements 16.
  • both side surfaces 46a of the right channel steel 46 are joined to respective flat portions 20f of the bottom surface of the right end groove 18c facing each other. At this time, the bottom surface 46 b of the right channel steel 46 comes into contact with the plane portion 20 g of each of the two facing structural elements 16. That is, both side surfaces 46 a of the channel steel 44 are accommodated inside the grooves 18 a or 18 c at both ends of the structural element 16 so as to open inward. To accommodate the sides 46a of the channel in the groove 18a or 18c of the structural element 16, the width of the groove 18a or 18c is the height of the side of the channel 46. Preferably, it is wider.
  • the sides 46a of the channel 46 are housed in the grooves 18a or 18c at both ends of the structural element 16.
  • a punch 50 is punched from outside the structural element 16 into the flat portions 20b and 20f of the structural element, or is sandwiched by caulking or clinching to form a depression 50, thereby forming the structure.
  • the structural element 16 and the steel plate 70 may be fixed by rivets, drilling screws, tapping screws, screw nails, bolts, or welding.
  • a pair of channel steels 44 and a pair of structural elements 16 form a closed H-shaped cross-sectional space.
  • This space may be filled with a heat insulating material 84.
  • the heat insulating material 84 may be styrofoam or concrete.
  • FIG. 15 shows yet another embodiment of the main girder.
  • the two structural elements 16 of the main girder 4 2d of Fig. 15 correspond to the grooves 18a and 18 at both ends, respectively.
  • the grooves 18a and 18c at both ends are arranged in a row so as to face each other.
  • the main girder 42d in FIG. 15 includes a steel plate 72 having a rectangular planar shape as a connecting member.
  • a pair of two facing copper elements 72 connects the pair of structural elements 16 facing each other.
  • the main girder 4 2d in Fig. 15 has a flat portion 20 a on the outermost side surface of the structural element 16 in the grooves 18a and 18c at both ends.
  • steel plate 72 is bonded to 20 g.
  • one steel plate 72 is connected to each flat portion 20 a in the left end groove 18 a of each structural element 16. Further, the other steel plate 72 is connected to the respective flat portion 20 g of the groove 18 c at the right end of each structural element 16.
  • the flat portion 20 a or 20 g of the structural element 16 and the steel plate 72 are fixed by rivets 102.
  • the flat part 20 a or 20 g of the structural element 16 and the steel plate 72 may be fixed by drilling screws, tapping screws, screw nails, bolts, welding, or the like. Les ,.
  • a pair of steel plates 72 and a pair of structural elements 16 form a closed H-shaped cross-sectional space.
  • This space may be filled with a heat insulating material 86.
  • the heat insulating material 86 may be made of styrofoam or concrete.
  • Main girder By filling the space formed in 42 d with the heat insulating material 86, the main girder 42 d has heat insulating properties, so that dew condensation in the building can be reduced. Furthermore, the strength of the main girder 42 d is increased by providing the heat insulating material 86 in the rectangular parallelepiped space.
  • FIG. 16 shows still another embodiment of the main girder.
  • the two structural elements 16 of the main girder 4 2e correspond to the grooves 18a and 18c at both ends, respectively.
  • the grooves 18a and 18c at both ends are arranged in a row so as to face each other.
  • Channel steel 48 is used as the connecting member 44.
  • the difference between the main girder 42c in FIG. 14 and the main girder 42e in FIG. 16 lies in the arrangement relationship between the channel steel 46 or 48 and the structural element 16.
  • the side surface 46 a of the channel steel 46 is accommodated inside the groove 18 a or 18 c of the structural element 16.
  • the main girder 42 e of FIG. 16 is formed by the plane portions 20 a, 20 b, 2 O f, and 20 g constituting the grooves 18 a or 18 c at both ends of the structural element 16. Housed in channel steel 48.
  • both side surfaces 48a of the left channel steel 48 contact the outer surfaces of the flat portion 20b of the leftmost groove 18a facing each other.
  • the bottom surface 48 b of the left channel steel 48 contacts the outer surface of the plane portion 20 a of each of the two opposing structural elements 16.
  • both side surfaces 48a of the right channel steel 48 contact the outer surfaces of the respective flat portions 20f of the rightmost groove 18c facing each other.
  • the bottom surface 48 b of the right channel steel 48 contacts the outer surface of the plane portion 20 g of each of the two opposing structural elements 16. That is, the channel steel 48 accommodates the grooves 18a or 18c at both ends of the structural element 16 so as to open inward.
  • a punch or the like is applied from outside the structural element 16 to the flat portions 20b and 20f of the structural element.
  • the structural element 16 and the channel steel 48 are joined by forming a depression 54 by being driven in or by being clamped or crimped.
  • the structural element 16 and the channel steel 48 may be fixed by rivets, drilling screws, tapping screws, screw nails, bonolets, or welding.
  • a pair of channel steel 48 and a pair of structural elements 16 form a closed H-shaped cross-sectional space.
  • This space may be filled with a heat insulating material 8 8.
  • the heat insulating material 8 8 may be styrofoam or concrete.
  • the main girder 42 e has a heat insulating property, so that dew condensation in the building can be reduced. Further, by providing the heat insulating material 88 in the space of the rectangular parallelepiped, the strength of the main girder 42 e is increased.
  • FIG. 17 shows yet another embodiment of the main girder.
  • the main girder 42 of FIG. 17 has a concrete beam 90 having a uniform ⁇ -shaped cross section in the length direction. Since the concrete beam 90 has a ⁇ -shaped cross section, the upper and lower portions include concave portions 90a and 90b, respectively.
  • the main girder 42 f further has a pair of structural elements 16.
  • the two structural elements 16 accommodate an upper concave portion 90a and a lower concave portion 90b, respectively.
  • the plane portions 20a-20g of the structural elements 16 installed on the upper part of the concrete beam 90 are in contact with the corresponding surfaces of the seven planes constituting the concave portion 90a of the concrete beam 90, respectively.
  • the plane part 20 a — 20 g of the structural element 16 installed below the concrete beam 90 corresponds to the seven planes that constitute the concave part 90 b of the concrete beam 90. Contact each other. -By providing the structural element 16 on the concrete beam 90, the strength of the concrete beam 90 can be increased. Furthermore, by installing the structural elements 16 on the concrete beams 90, the structural elements 16 such as the secondary beams 30 and the concrete beams 90 can be easily combined to form floor structures 10 and 40. can do. In addition, since the main girder 42 f is made of concrete, it has thermal insulation properties and can reduce the condensation inside the building.
  • the floor structures 10 and 40 can be easily configured using the structural elements 16.
  • the structural elements 16 are light and can be easily combined with each other, the floor structures 10 and 40 can be easily configured using the structural elements 16.
  • the structural elements 16 by combining the structural elements 16 to form the main girder 12 or 42, and by providing heat insulation inside the constructed main girder 12 or 42, the insulation of the main girder is improved, Condensation can be reduced. Further, by providing the heat insulating material in the space of the rectangular parallelepiped, the strength of the main girder 12 or 42 increases.
  • the floor structure is manufactured by configuring the floor structure using structural elements that are lighter in weight than the channel steel and can be easily combined with each other. The costs required to do so can be reduced. Furthermore, by filling the space formed by assembling the structural elements with heat insulating material, dew condensation in the building can be prevented. Furthermore, the strength of the main girder is increased by providing the heat insulating material in the rectangular parallelepiped space.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Floor Finish (AREA)
  • Building Environments (AREA)

Abstract

L'invention porte sur une structure d'un plancher comportant une dalle et un ensemble de poutres principales la portant, et caractérisée en ce que lesdites poutres consistent en éléments structurels comportant chacun trois canaux de section uniforme sur toute leur longueur, mais s'ouvrant dans des directions mutuellement différentes.
PCT/JP2000/005354 1999-08-12 2000-08-09 Structure d'un plancher et procede de production associe WO2001012912A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU63213/00A AU6321300A (en) 1999-08-12 2000-08-09 Floor structure and production method therefor

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPQ2176 1999-08-12
AUPQ2176A AUPQ217699A0 (en) 1999-08-12 1999-08-12 Floor assemblies

Publications (1)

Publication Number Publication Date
WO2001012912A1 true WO2001012912A1 (fr) 2001-02-22

Family

ID=3816352

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2000/005354 WO2001012912A1 (fr) 1999-08-12 2000-08-09 Structure d'un plancher et procede de production associe

Country Status (4)

Country Link
AU (1) AUPQ217699A0 (fr)
MY (1) MY128499A (fr)
TW (1) TW430709B (fr)
WO (1) WO2001012912A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3064655A1 (fr) * 2017-03-31 2018-10-05 Vtec Systeme autoportant pour une dalle de carreaux de materiau mineral

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5021529A (fr) * 1973-07-02 1975-03-07
JPH01304259A (ja) * 1988-06-01 1989-12-07 Oyo Kikaku:Kk 根太の安定方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5021529A (fr) * 1973-07-02 1975-03-07
JPH01304259A (ja) * 1988-06-01 1989-12-07 Oyo Kikaku:Kk 根太の安定方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3064655A1 (fr) * 2017-03-31 2018-10-05 Vtec Systeme autoportant pour une dalle de carreaux de materiau mineral
FR3064653A1 (fr) * 2017-03-31 2018-10-05 Vtec Systeme autoportant pour une dalle de carreaux de materiau mineral

Also Published As

Publication number Publication date
TW430709B (en) 2001-04-21
MY128499A (en) 2007-02-28
AUPQ217699A0 (en) 1999-09-02

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