JP3169602U - Roof foundation forming body - Google Patents

Abstract

[PROBLEMS] To provide a roof foundation forming body that is easy to construct and can shorten the time for roof foundation construction. SOLUTION: A net is formed by continuously arranging a number of triangular meshes formed by a purlin forming material 21 extending in a girder direction and two brace forming materials 31 respectively connected to both ends of the purlin forming material. To do. In addition, a plurality of purlin forming materials continuously form a purlin 20 in a straight direction, and bracing forming materials 31 respectively arranged between a plurality of purlins adjacent in the frontage direction are straight in the bracing direction. The brace 30 is formed continuously. [Selection] Figure 1

Description

  The present invention relates to a roof foundation forming body that is stretched over a frame to form a roof foundation.

  One form of a roof base forming body that is stretched on a frame to form a roof base is disclosed in Patent Document 1. That is, in Patent Document 1, a plurality of upper chord members that extend in the front direction and constitute a part of the frame are arranged at intervals in the girder direction, and a purlin that extends in the girder direction is arranged on the upper chord material in the front direction. A roof foundation forming body is disclosed in which a large number of roof bases are laid out at intervals to form a lattice shape.

JP-A-4-185835

  However, in the above-described roof foundation forming body, there is a complexity in roof foundation construction in which a large number of purlins must be laid at predetermined intervals on the upper chord material while ensuring the strength of the frame.

  Therefore, an object of the present invention is to provide a roof foundation forming body that is easy to construct the roof foundation and can shorten the roof foundation construction time.

  The invention described in claim 1 is a roof foundation forming body that is stretched on a frame to form a roof foundation, and two main building formers extending in a girder direction and two ends connected to both ends of the main building forming material, respectively. And a plurality of purlin forming materials that form a purlin continuously in a linear direction in the direction of the front and in the frontage direction. The bracing material disposed between the plurality of purlins adjacent to each other forms a bracing continuously in a straight line in the bracing direction.

  The invention according to claim 2 is the invention according to claim 1, wherein the end of the purlin forming material and the end of the brace forming material are joined in a state of being sandwiched between a pair of upper and lower plate-shaped joined bodies. It is a roof foundation forming body, and each joined body is formed in a polygonal shape, and the extending direction of each side of the joined body and the axial direction of the purlin forming material or the brace forming material that coincides with that side are orthogonal to each other. The bottom surface of the purlin forming material and the bottom surface of the brace forming material are welded to the top surface of the lower joined body, and the end top surface of the purlin forming material and the end of the bracing material are bonded to the bottom surface of the upper joined body. By welding the upper surface of the part, the end of the purlin forming material and the end of the brace forming material are joined via a pair of upper and lower joined bodies.

  According to a third aspect of the invention, in the second aspect of the invention, the lower joined body formed in a polygonal shape can be positioned by being fitted into a positioning hole provided in a positioning body disposed on the gantry. The end of the purlin forming material and the end of the brace forming material are arranged on the positioned lower joined body and the lower joined body and each forming material are welded, while the end of the purlin forming material is By placing the upper joined body facing the lower joined body on the end of the brace forming material and welding the upper joined body and each forming material, a main building is formed via a pair of upper and lower joined bodies. The end of the material and the end of the brace forming material are joined.

  The device according to claim 4 is the device according to any one of claims 1 to 3, wherein the end portion of the purlin forming material and the end portion of the bracing forming material are sandwiched between a pair of upper and lower plate-shaped joined bodies. It is characterized in that it is formed by forming a net-like unit in which a large number of triangular meshes are continuously arranged, and joining a desired number of units in the direction of direction and the frontage.

  In the first aspect of the invention, since the roof foundation forming body has a brace with the main building, the roof foundation forming body can be easily and quickly constructed by arranging the roof foundation forming body on the girders and beams and connecting them continuously. can do. That is, the construction efficiency of the roof base can be improved. In addition, since the roof foundation forming body having braces can be constructed and functioned as a structure constituting the frame, the strength (rigidity) of the frame can be ensured. At this time, since the roof foundation forming body itself has rigidity, the interval between columns constituting a part of the frame can be widened, and the number of columns can be reduced. As a result, it is possible to reduce the usage amount of steel frames, concrete, and the like of the lower structure, and to reduce the construction cost of the building.

  In the invention according to claim 2, while forming a pair of upper and lower plate-like joined bodies in a polygonal shape, the extending direction of each side of the joined body, and the axial direction of the purlin forming material or bracing forming material coinciding with the sides Since the joints are in an orthogonal state, the joined body can be centered (placed in the center) easily and firmly, and the weld joint strength between the joined body and each formed body can be made uniform.

  According to a third aspect of the present invention, the lower joined body formed into a polygon is positioned by being fitted into a positioning hole of a positioning body disposed on the gantry, and the lower joined body thus positioned is positioned. Place the end of the purlin forming material and the end of the brace forming material on the top and weld the lower joined body and each forming material on the end of the purlin forming material and the end of the bracing forming material By arranging the upper joined body facing the lower joined body and welding the upper joined body and each forming material, the end of the purlin forming material and the bracing forming material of the upper and lower joined bodies are joined via a pair of upper and lower joined bodies. Since the ends are joined, the roof foundation forming body can be formed firmly and firmly. As a result, the rigid roof foundation forming body functions as a structure constituting the frame, and the strength (rigidity) of the frame can be ensured.

  According to the invention of claim 4, a desired number of units are manufactured in a factory or the like, the desired number of units manufactured are carried into a building construction site, and the desired number of units are moved in the carry direction and frontage. By joining in the direction, the roof foundation forming body can be constructed easily and firmly. At this time, by manufacturing each unit at a factory or the like, the quality control of each unit can be sufficiently performed, and the rigidity and the like of the roof foundation forming body can be ensured.

Plane explanatory drawing of the roof ground formation object concerning the present invention. Side surface explanatory drawing of the roof foundation | substrate formation body which concerns on this invention. The partially expanded plane explanatory view of the roof ground formation object concerning the present invention. The partially expanded plan explanatory drawing of the roof foundation | substrate formation body in the state which removed the upper joined body. Exploded perspective view of the joint portion of the roof foundation forming body. Formation explanatory drawing of the junction part of a roof ground formation body. The use condition explanatory drawing of a roof ground formation body.

  Embodiments of the present invention will be described below with reference to the drawings.

  1 and FIG. 2 is a frame, and a roof base forming body 10 that forms the base of the roof 2 (see FIG. 7) is stretched at the upper end of the frame 1. The frame 1 has a plurality (seven in this embodiment) of pillars 3 arranged with a certain interval in the carry direction D1, and a plurality (7 in this embodiment) with a certain interval in the frontage direction D2. ) Are arranged opposite to each other, a girder 4 is installed between the upper ends of the columns 3 and 3 adjacent in the girder direction D1, and between the upper ends of the columns 3 and 3 opposed in the frontage direction D2. The beam 5 (large beam) is constructed. Reference numeral 6 denotes a small beam constructed between the large beams 5 and 5.

  As shown in FIGS. 1 to 4, the roof foundation forming body 10 is formed by a purlin forming material 21 extending in the carry direction D <b> 1 and two bracing forming materials 31 respectively connected to both ends of the purlin forming material 21. The triangular meshes (in this embodiment, regular triangular meshes) are arranged in a continuous pattern. That is, the roof foundation forming body 10 forms a purlin 20 in which a plurality of purlin forming materials 21 receive the roofing material continuously in a straight shape in the carry direction D1, and a plurality of purlins 20 adjacent to the frontage direction D2. The brace forming materials 31 and 31 respectively disposed between them form braces 30 and 30 continuously in a straight line in the bracing directions D3 and D4.

  Here, as shown in FIG. 1, the roof foundation forming body 10 can produce a partial unit 11 of the roof foundation forming body 10 in a factory or the like. That is, the unit 11 is joined in a state in which the end of the purlin forming material 21 and the end of the brace forming material 31 are sandwiched between a pair of upper and lower plate-like joined bodies 40 and 41, and a large number of triangular meshes are continuously formed. It is formed in the arranged net shape. And the roof foundation | substrate formation body 10 can be formed by joining the unit 11 by a desired number in the going direction and the frontage direction.

  For example, a predetermined number of units 11 having a size that can be transported from a factory to a site can be manufactured, and the predetermined number of units 11 can be assembled to the frame 1 at a site where a building or the like is constructed. That is, the roof foundation forming body 10 can be constructed by welding and joining the frame 1 and each unit 11 and welding and joining the units 11 to each other.

  As shown in FIG. 5, the purlin forming material 21 and the brace forming material 31 are formed in the same shape of a rectangular cylinder from a metal material. The end of the purlin forming material 21 and the end of the brace forming material 31 are joined by welding while being sandwiched between a pair of upper and lower metal plate-like joined bodies 40 and 41. The upper joined body 40 is formed into a polygonal regular dodecagon, and the width of one side of the upper joined body 40 and the width of the upper surface of the purlin forming material 21 and the brace forming material 31 are formed to be substantially the same width. ing. The lower joined body 41 is formed in an octagon that is a polygon, and is formed symmetrically about the line in the frontage direction D2. One side of the lower joined body 41 in contact with the purlin forming material 21 is formed wider (longer side) than the width of the upper surface of the purlin forming material 21, while the lower joined body 41 in contact with the bracing forming material 31 is formed. One side is formed to have substantially the same width as the width of the upper surface of the brace forming material 31. Here, the width in the traveling direction D1 of the pair of upper and lower joined bodies 40, 41 is formed to be the same width or shorter than the width in the traveling direction D1 of the beam 5. In addition, the joined bodies 40 and 41 arranged on the girders 4 and the like are appropriately formed in substantially half as shown in FIGS.

  Next, the manufacturing procedure of the roof foundation forming body 10 configured as described above will be described. Here, 50 shown in FIG. 5 is a gantry as a jig, and the gantry 50 includes six frames 51 for supporting the forming members 21 and 31 of the roof foundation forming body 10 in a radiating state, and these frames 51. A hexagonal plate-shaped positioning body 52 is provided on the upper surface of the collecting portion where the ends gather. The positioning body 52 is formed by opening a positioning hole 53 that can position the joined body 41 by fitting the lower joined body 41 into the positioning body 52. That is, the positioning hole 53 is formed in a quadrangle having the same width in the carry direction D1 and the width in the frontage direction D2 of the lower joined body 41.

  As shown in FIG. 6A, the lower bonded body 41 is fitted into the positioning hole 53 of the positioning body 52 and arranged.

  As shown in FIG. 6 (b), the forming members 21 and 31 of the roof foundation forming body 10 are arranged in a radial state on the frame 51, and the forming members 21 and 31 are placed on the lower joined body 41. The end of is placed in contact. At this time, the ends of the adjacent purlin forming materials 21 and 21 are brought into a butted state in the same straight line.

  As shown in FIG. 6C, the corner 60 formed by the upper surface of the lower joined body 41 and the lower surfaces of the end portions of the forming materials 21 and 31 is welded.

  As shown in FIG. 6 (d), the upper joined body 40 is disposed on the end of the purlin forming material 21 and the end of the brace forming material 31 so as to face the lower joined body 41. At this time, by extending the extending direction of each side of the joined body 40 and the axial direction of the purlin forming material 21 or the brace forming material 31 coincident with the side, the joined body 40 can be centered easily and firmly. (Arranged at the central portion where the forming materials 21 and 31 are joined), and the weld joint strength between the joined body 40 and the formed bodies 21 and 31 can be made uniform. And the corner part 61 formed with the end surface of each edge | side of the joined body 40 and the upper surface of the edge part of each forming material 21 and 31 is welded.

  As shown in FIG. 6 (e), the roof base forming body 10 is inverted, and corners formed by the end surfaces of the respective sides of the lower joined body 41 and the lower surfaces of the end portions of the forming materials 21 and 31 are formed. 62 is welded. And the corner | angular part 63 formed with the lower surface of the upper joined body 40 and the upper surface of the edge part of each forming material 21 and 31 is welded.

  In this way, the end of the purlin forming material 21 and the end of the brace forming material 31 can be joined via the pair of upper and lower joined bodies 40, 41, and the roof foundation forming body 10 or the unit 11 described above can be attached. Can be manufactured.

  FIG. 7 is an explanatory diagram of the state of use of the roof foundation forming body 10. A tight frame 70 formed in a wavy shape is disposed on the main building 20 constituting a part of the roof foundation forming body 10. The roof 2 is attached. In this case, since the main building 20 constitutes a part of the roof base forming body 10, the roof 2 is easily and firmly attached by disposing the tight frame 70 on each main building 20 or the desired main building 20. It is possible to improve the building construction work efficiency.

1 frame 2 roof 3 pillar 4 digit 5 beam (large beam)
DESCRIPTION OF SYMBOLS 10 Roof base-formation body 11 Unit 20 Purlin 21 Purlin forming material 30 Bracing 31 Bracing formation material 40 Upper joined body 41 Lower joined body D1 Girder direction D2 Frontage direction D3 Bracing direction

Claims (4)

A roof foundation forming body that is stretched over a frame to form a roof foundation,
It becomes a net shape in which a large number of triangular meshes formed by a purlin forming material extending in the direction of girder and two brace forming materials respectively connected to both ends of the purlin forming material are continuously arranged,
A plurality of purlin forming materials form a purlin continuously in a straight direction, and brace forming materials respectively arranged between a plurality of purlins adjacent in the frontage direction continue straight in the bracing direction. A roof foundation forming body characterized by forming braces. An end portion of the purlin forming material and an end portion of the brace forming material are roof foundation forming bodies joined in a state of being sandwiched between a pair of upper and lower plate-shaped joined bodies,
Each joined body is formed into a polygonal shape, and the extending direction of each side of the joined body and the axial direction of the purlin forming material or the brace forming material coinciding with the side are in an orthogonal state,
The bottom surface of the purlin forming material and the bottom surface of the brace forming material are welded to the top surface of the lower bonded body, and the top surface of the purlin forming material and the top surface of the bracing material are welded to the bottom surface of the upper joined body. The roof foundation forming body according to claim 1, wherein the end of the purlin forming material and the end of the brace forming material are joined to each other through a pair of upper and lower joined bodies. The lower joined body formed in a polygon can be positioned by being fitted into a positioning hole of a positioning body disposed on a gantry,
Place the end of the purlin forming material and the end of the brace forming material on the positioned lower joined body and weld the lower joined body and each forming material while bracing the end of the purlin forming material The upper bonded body is disposed on the end of the forming material so as to face the lower bonded body, and the upper bonded body and each forming material are welded to each other, thereby forming the main building forming material via the pair of upper and lower bonded bodies. The roof foundation forming body according to claim 2, wherein an end of the brace and an end of the brace forming material are joined.   An end of the purlin forming material and an end of the brace forming material are joined in a state of being sandwiched between a pair of upper and lower plate-like joined bodies to form a net-like unit in which a large number of triangular meshes are continuously arranged. The roof foundation forming body according to any one of claims 1 to 3, wherein the unit is formed by joining a desired number of units in a direction and a frontage direction.

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