WO2021166444A1 - Structure de toit et garniture d'évacuation de rive utilisée sur celle-ci - Google Patents

Structure de toit et garniture d'évacuation de rive utilisée sur celle-ci Download PDF

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Publication number
WO2021166444A1
WO2021166444A1 PCT/JP2020/048591 JP2020048591W WO2021166444A1 WO 2021166444 A1 WO2021166444 A1 WO 2021166444A1 JP 2020048591 W JP2020048591 W JP 2020048591W WO 2021166444 A1 WO2021166444 A1 WO 2021166444A1
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WO
WIPO (PCT)
Prior art keywords
piece
keraba
wall portion
drainage
folded
Prior art date
Application number
PCT/JP2020/048591
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English (en)
Japanese (ja)
Inventor
朋幸 長津
祐吾 太田
Original Assignee
日本製鉄株式会社
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 日本製鉄株式会社 filed Critical 日本製鉄株式会社
Priority to JP2022501669A priority Critical patent/JP7339584B2/ja
Publication of WO2021166444A1 publication Critical patent/WO2021166444A1/fr

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
    • E04D13/15—Trimming strips; Edge strips; Fascias; Expansion joints for roofs
    • E04D13/158—Trimming strips; Edge strips; Fascias; Expansion joints for roofs covering the overhang at the eave side, e.g. soffits, or the verge of saddle roofs
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D3/00—Roof covering by making use of flat or curved slabs or stiff sheets
    • E04D3/40—Slabs or sheets locally modified for auxiliary purposes, e.g. for resting on walls, for serving as guttering; Elements for particular purposes, e.g. ridge elements, specially designed for use in conjunction with slabs or sheets

Definitions

  • the present invention relates to a roof structure on the gable side of the roof and a keraba drainage material used for the roof structure.
  • the conventionally used roof structure of this type and the keraba drainage accessory used therefor examples include the roof structure shown in Patent Document 1 and the like below and the keraba drainage accessory used therein. That is, in the conventional configuration, the keraba draining accessory (keraba cover material) arranged on the gable side of the roof is composed of two members, a draining member (draining portion) and a keraba member (cover portion).
  • the drainage member is a member that is laminated on the field board and covers the side wall portion on the anti-gable side of the climbing wood member.
  • the keraba member is a member for covering the side wall portion and the upper wall portion on the gable side of the climbing tree member.
  • the drainage member is provided with a standing piece standing along the side wall on the anti-gable side of the climbing tree member and a locking side extending from the upper end of the standing piece to the anti-gable side.
  • the keraba member is provided with a top plate arranged above the locking side of the climbing wood member and the drainage member, and a hypotenuse extending downward from the anti-gable end of the top plate and extending to the gable side. ..
  • the keraba member is arranged so that the locking side is inserted between the top plate and the hypotenuse of the keraba member.
  • a draining member is bound to the field board by a binding member such as a nail, and a keraba member is bound to the climbing wood member.
  • the climbing wood member is composed of wooden square timber.
  • the roof is exposed to direct sunlight and wind and rain. Therefore, when the climbing wood member is made of wooden square timber, the climbing wood member is gradually deteriorated by being exposed to a large temperature change, and the binding of the keraba member to the climbing wood member is weakened.
  • the present invention has been made to solve the above-mentioned problems, and an object of the present invention is to provide a roof structure capable of reducing the risk of the keraba member being blown off by a strong wind, and a keraba drainage agent used for the roof structure. ..
  • the roof structure according to the present invention includes a field board, a climbing wood member fixed to the upper surface of the gable side of the field board, and a keraba drainage member for covering the climbing tree member.
  • the drainage member has a drainage member that is stacked on the main plate and covers the side wall portion on the anti-gable side of the climbing wood member, and a keraba member that covers the side wall portion and the upper wall portion on the wife side of the climbing wood member.
  • a mounting piece extending in the width direction of the draining member and mounted on the field board at the lower part of the draining member, and a climbing tree member standing up from the end of the mounting piece in the width direction of the draining member.
  • the erecting piece along the side wall on the anti-gable side and the erecting piece extend upward from the upper end of the erecting piece and extend in the direction closer to the anti-gable end of the mounting piece in the width direction of the drainage member. It has a first oblique piece and a first folded piece that is folded downward from the tip of the first oblique piece and in a direction approaching the base end of the first oblique piece.
  • the top plate extending in the width direction and overlapping the upper wall of the climbing wood member, the hanging piece extending downward from one end of the top plate in the width direction of the keraba member, and the width direction of the keraba member.
  • a second oblique piece extending downward from the other end of the top plate, and extending in a direction approaching the drooping piece in the width direction of the keraba member, and an upward and second oblique piece above the tip of the second oblique piece. It has a second folded piece that is folded so as to approach the base end of the piece, and the draining member and the keraba member are arranged so as to cover the side wall portion on the anti-gable side of the climbing wood member, and the draining member is arranged and climbed.
  • the keraba member is arranged so as to cover the side wall portion and the upper wall portion on the gable side of the wooden member, the first and second folded pieces are configured to be engaged with each other.
  • the keraba drainage accessory according to the present invention is a keraba drainage accessory for covering the climbing wood member fixed to the upper surface of the gable side of the field board, and is laminated on the field board and the anti-wife of the climbing wood member. It has a drainage member for covering the side wall portion and a keraba member for covering the gable side side wall portion and the upper wall portion of the climbing wood member, and the drainage member is in the width direction of the drainage member at the lower part of the drainage member.
  • a piece a first oblique piece extending upward from the upper end of the standing piece, and extending in a direction approaching the antigable end of the mounting piece in the width direction of the drainage member, and the first oblique piece. It has a first folded piece that is folded downward from the tip and is folded in a direction approaching the base end of the first oblique piece, and the keraba member extends in the width direction of the keraba member at the upper part of the keraba member.
  • a top plate stacked on the upper wall, a hanging piece extending downward from one end of the top plate in the width direction of the keraba member, and extending downward from the other end of the top plate in the width direction of the keraba member.
  • the second oblique piece extending in the direction approaching the drooping piece in the width direction of the keraba member and folded back so as to be upward from the tip of the second oblique piece and close to the base end of the second oblique piece.
  • the drainage member and the keraba member have the second folded piece, and the drainage member is arranged so as to cover the side wall portion on the anti-gable side of the climbing wood member, and the side wall portion and the upper wall on the wife side of the climbing wood member are arranged.
  • the first and second folded pieces are configured to be engaged with each other.
  • the draining member and the keraba member are configured so that the first and second folded pieces are engaged with each other, so that the keraba member is blown off by a strong wind. The risk of being affected can be reduced.
  • Embodiment 1 of this invention It is a front view which shows the roof structure by Embodiment 1 of this invention. It is a perspective view which shows the rafter member of FIG. It is a perspective view which shows the climbing tree member of FIG. It is a perspective view which shows the modification of the climbing tree member of FIG. It is a perspective view which shows the drainage member of FIG. It is a perspective view which shows the keraba member of FIG. It is explanatory drawing which shows the arrangement method of the keraba member of FIG. It is a front view which shows the roof structure by Embodiment 2 of this invention. It is a perspective view which shows the climbing tree member of FIG. It is explanatory drawing which shows the modification of the roof structure of FIG.
  • FIG. 1 is a front view showing a roof structure according to a first embodiment of the present invention.
  • the roof structure of the present embodiment includes a field board 1, a roofing material 2, a climbing tree member 3, a rafter member 4, a gable board 5, and a keraba drainage accessory 6.
  • the field board 1 is a board placed at the top of the building.
  • roofing 1a is laid on the roofing board 1, and a plurality of roofing materials 2 are arranged on the roofing board 1 via the roofing 1a.
  • the roofing material 2 includes ceramic roofing materials such as roof tiles and slate, and metal roofing materials.
  • the climbing tree member 3 is a member fixed to the upper surface of the field board 1 on the gable side.
  • the gable side means the side near the edge of the roof that extends toward the eaves of the roof.
  • the climbing tree member 3 extends in the direction of the eaves between the eaves edge of the roof and the ridge edge at the end of the roof on the gable side.
  • the climbing wood member 3 is fastened to the field board 1 by a binding member 7 composed of, for example, screws or nails.
  • the binding member 7 of the present embodiment is composed of screws.
  • the binding member 7 driven into the climbing tree member 3 from above the climbing tree member 3 penetrates the field board 1 and reaches the rafter member 4, so that the climbing tree member 3 becomes the field board 1 and It is tied to the rafter member 4.
  • the rafter member 4 is a member arranged at the lower part of the field board 1.
  • the gable board 5 is a plate-shaped member arranged at the lower part of the field board 1 on the gable side.
  • the rafter member 4 and the gable board 5 extend in the eaves direction between the eaves edge and the ridge edge of the roof like the climbing tree member 3.
  • the keraba drainage accessory 6 is a member for covering the climbing tree member 3.
  • the keraba drainage accessory 6 of the present embodiment also covers the end of the field board 1 on the gable side.
  • the keraba drainage accessory 6 extends in the eaves direction between the eaves edge of the roof and the ridge edge, similarly to the climbing tree member 3 and the rafter member 4.
  • the keraba drainage accessory 6 of the present embodiment is divided into two members. That is, the keraba drainage accessory 6 of the present embodiment is provided with the drainage member 61 and the keraba member 62.
  • the drainage member 61 is superposed on the field board 1 and covers the second side wall portion 303, which is the side wall portion on the anti-gable side of the climbing tree member 3.
  • the draining member 61 is interposed between the roofing 1a and the roofing material 2.
  • the roofing 1a is interposed between the draining member 61 and the field plate 1.
  • the side wall portion on the opposite side of the climbing tree member 3 is a side wall portion arranged at a position farther from the end portion on the end side of the roof among the pair of side wall portions of the climbing tree member 3.
  • the keraba member 62 covers the first side wall portion 301 and the upper wall portion 302, which are the side wall portions on the gable side of the climbing tree member 3.
  • the side wall portion on the gable side of the climbing tree member 3 is a side wall portion arranged at a position closer to the end portion on the gable side of the roof among the pair of side wall portions of the climbing tree member 3.
  • the keraba member 62 is fastened to the climbing tree member 3 on the wife side of the climbing tree member 3 by a binding member 7 driven from the wife side of the keraba member 62.
  • the keraba member 62 is engaged with the drain member 61 on the opposite side of the climbing tree member 3.
  • FIG. 2 is a perspective view showing the rafter member 4 of FIG.
  • the rafter member 4 of the present embodiment is composed of a square metal pipe having a closed cross section. More specifically, the rafter member 4 of the present embodiment is composed of a rectangular metal pipe having a rectangular cross section having a long wall 40 and a short wall 41. The long wall 40 and the short wall 41 form a wall portion of the rafter member 4.
  • the rafter member 4 of the present embodiment is adapted so that the long wall 40 extends in the vertical direction and the field plate 1 is placed on the short wall 41.
  • the cross-sectional shape of the square metal tube is arbitrary, and may be another shape such as a square or a trapezoid.
  • a cold-rolled steel plate, a stainless steel plate, an aluminum plate, or a surface-treated material thereof can be used as the material of the square metal tube.
  • Surface treatments include plating and painting.
  • the plating includes Zn—Al—Mg alloy plating.
  • the wall thickness of the square metal tube can be about 0.8 mm.
  • the short wall 41 is provided with a rib 43 extending in the longitudinal direction of the rafter member 4.
  • the rib 43 of the present embodiment has a plurality of recesses arranged at intervals in the width direction of the short wall 41.
  • the plurality of recesses of the present embodiment form first and second recess groups 431 and 432.
  • the first and second recess groups 431 and 432 are arranged on both sides of the flat plate portion 433 formed in the central portion of the short wall 41 in the width direction.
  • the rib 43 may have a plurality of convex portions arranged at intervals in the width direction of the short wall 41.
  • the rafter member 4 is provided with a crimped portion 45 in which both side portions of the metal plate (material metal plate) constituting the rafter member 4 are crimped.
  • both side portions of the material metal plate are not joined by welding.
  • a surface-treated metal plate is used as the material metal plate, if both sides of the material metal plate are welded, the surface treatment of the joint portion is removed. When the surface treatment is removed, corrosion is likely to occur from the joint. In addition, it will be necessary to repair the surface treatment of the joint. By joining both sides of the material metal plate by caulking, it is possible to avoid the occurrence of such a problem.
  • the crimped portion 45 of the present embodiment is composed of a goby-folded portion in which both side portions of the material metal plate are goby-folded.
  • the binding member 7 that binds the climbing tree member 3 penetrates the short wall 41 from above the rafter member 4 and enters the inside of the rafter member 4.
  • a punching burr 41a is formed inside the short wall 41 so as to surround the binding member 7. The punching burr 41a is entangled with the binding member 7 and hinders the pulling out of the binding member 7.
  • the rafter member 4 does not necessarily have to be a metal pipe, and the rafter member 4 may be made of other materials such as wood.
  • the rafter member 4 may have a solid structure. That is, the inside of the rafter member 4 does not have to be hollow.
  • FIG. 3 is a perspective view showing the climbing tree member 3 of FIG.
  • FIG. 4 is a perspective view showing a modified example of the climbing tree member 3 of FIG.
  • the climbing tree member 3 of the present embodiment is composed of a deformed member having a non-rectangular cross-sectional shape.
  • the climbing tree member 3 has a climbing tree member main body 30 and a flange portion 31 protruding outward from the climbing tree member main body 30 in the width direction 3a of the climbing tree member 3.
  • the climbing tree member main body 30 is a portion of the climbing tree member 3 excluding the flange portion 31.
  • the climbing tree member main body 30 of the present embodiment has an outer shape having a rectangular cross section.
  • the climbing tree member main body 30 of the present embodiment is provided with a first lower wall portion 300, a first side wall portion 301, an upper wall portion 302, a second side wall portion 303, and a second lower wall portion 304.
  • the first and second lower wall portions 300 and 304 are wall portions extending in the width direction 3a of the climbing tree member 3 at the lower part of the climbing tree member 3.
  • the first and second lower wall portions 300 and 304 are provided apart from each other in the width direction 3a, and an opening 305 is provided between the first and second lower wall portions 300 and 304.
  • the central position of the lower part of the climbing tree member 3 in the width direction 3a is provided at the position of the opening 305.
  • the climbing tree member 3 may have a closed cross section. That is, the first and second lower wall portions 300 and 304 may be connected to each other.
  • the first side wall portion 301 is a wall portion erected from one end of the first lower wall portion 300 related to the width direction 3a.
  • the angle between the first side wall portion 301 and the first lower wall portion 300 is arbitrary, but is 90 ° in the present embodiment.
  • the upper wall portion 302 is a wall portion extending in the width direction 3a of the climbing tree member 3 from the upper end of the first side wall portion 301.
  • the angle between the first side wall portion 301 and the upper wall portion 302 is arbitrary, but is 90 ° in the present embodiment.
  • the second side wall portion 303 is a wall portion erected from one end of the second lower wall portion 304 related to the width direction 3a.
  • the angle between the second side wall portion 303 and the second lower wall portion 304 is arbitrary, but is 90 ° in the present embodiment.
  • the extending width of the second side wall portion 303 related to the height direction 3b of the climbing wood member 3 is set to be equal to or larger than the thickness of the roofing material 2.
  • the collar portion 31 is a portion protruding from the second side wall portion 303 toward the outside (direction away from the first side wall portion 301) related to the width direction 3a.
  • the collar portion 31 is arranged above the second side wall portion 303.
  • the protruding width of the flange portion 31 in the width direction 3a with respect to the outer surface of the second side wall portion 303 is preferably 20 to 100 mm. By setting the protruding width to 20 mm or more, it is possible to block sunlight toward the cut surface of the roofing material 2. By setting the protruding width to 100 mm or less, it is possible to suppress the pressure resistance received by the climbing tree member 3 and the like in a strong wind.
  • the cross-sectional shape of the collar portion 31 can be any shape such as a rectangle or a trapezoid, but the cross-sectional shape of the collar portion 31 of the present embodiment is a triangle.
  • the collar portion 31 of the present embodiment has an extension wall portion 310 and a connecting wall portion 311.
  • the extension wall portion 310 is a wall portion in which the upper wall portion 302 is extended outward in the width direction 3a from the second side wall portion 303.
  • connection wall portion 311 is a wall portion that connects one end of the extension wall portion 310 and the upper end of the second side wall portion 303.
  • the connecting wall portion 311 of the present embodiment extends from the tip end of the extension wall portion 310 toward the upper end of the second side wall portion 303 so as to be inclined with respect to the height direction 3b of the climbing tree member 3.
  • the angle between the extension wall portion 310 and the connection wall portion 311 is an acute angle.
  • the angle between the extension wall portion 310 and the connection wall portion 311 is a width based on the outer surface of the second side wall portion 303 so that sunlight toward the cut surface of the roofing material 2 can be blocked by the flange portion 31.
  • the angle between the extension wall portion 310 and the connection wall portion 311 is preferably 20 ° or more and 60 ° or less. In the present embodiment, the angle between the extension wall portion 310 and the connection wall portion 311 is 38 °.
  • the climbing wood member 3 of the present embodiment is a molded body of a metal plate. Specifically, the climbing wood member 3 is formed by bending a metal plate. The first lower wall portion 300, the first side wall portion 301, the upper wall portion 302, the second side wall portion 303, the second lower wall portion 304, the extension wall portion 310, and the connecting wall portion 311 are integrally formed with each other. .. Since the climbing wood member 3 is a molded body of a metal plate, the tightness between the climbing wood member 3 and the keraba member 62 is weakened due to the deterioration of the climbing wood member 3 as compared with the case where the climbing wood member 3 is made of wood. The risk can be reduced.
  • the climbing tree member 3 of the present embodiment is arranged so that the first and second lower wall portions 300 and 304 are placed on the upper surface of the field plate 1.
  • the first lower wall portion 300 and the first side wall portion 301 are arranged so as to be located on the gable side of the roof.
  • the second side wall portion 303, the second lower wall portion 304, and the flange portion 31 are arranged so as to be located on the anti-gable side.
  • the second side wall portion 303, the second lower wall portion 304, and the flange portion 31 are arranged at positions away from the gable side end of the roof as compared with the first lower wall portion 300 and the first side wall portion 301. Will be done.
  • the first lower wall portion 300 constitutes the lower wall portion on the gable side
  • the second lower wall portion 304 constitutes the lower wall portion on the anti-gable side.
  • the first lower wall portion 300 is located on the gable side of the central position of the lower portion of the climbing tree member 3 in the width direction 3a. Further, the second lower wall portion 304 is located on the anti-gable side of the central position.
  • the first side wall portion 301 constitutes the side wall on the wife side of the climbing tree member 3
  • the second side wall portion 303 constitutes the side wall on the opposite side of the climbing tree member 3.
  • the binding member 7 for binding the climbing tree member 3 is driven into the rafter member 4 from above the upper wall portion 302 so as to penetrate the upper wall portion 302, the second lower wall portion 304, and the field board 1. That is, the binding member 7 penetrates the field board 1 at a position farther from the end on the gable side than the central position of the lower part of the climbing tree member 3 in the width direction 3a.
  • the binding member 7 may be driven into the climbing tree member 3 so as to penetrate the upper wall portion 302 and the first lower wall portion 300 to bind the climbing tree member 3. Further, the binding member 7 may be driven into the climbing tree member 3 so as to penetrate both the first and second lower wall portions 300 and 304, respectively.
  • the binding member 7 for binding the keraba member 62 penetrates the first side wall portion 301 and enters the inside of the climbing tree member 3.
  • a punching burr 301a is formed inside the first side wall portion 301 so as to surround the binding member 7.
  • the punching burr 301a is entangled with the binding member 7 and hinders the pulling out of the binding member 7.
  • the end of the roofing material 2 is housed below the collar 31. That is, when the roof structure of the present embodiment is viewed from above in the vertical direction, the flange portion 31 covers the end portion of the roofing material 2. Further, as shown in FIG. 1, when the climbing tree member 3, the drainage member 61 and the keraba member 62 are arranged, between the first oblique piece 612 of the drainage member 61 and the top plate 620 of the keraba member 62, which will be described later. The collar 31 has entered the space. The collar portion 31 can reduce the possibility that the end portion of the roofing material 2, the draining member 61, and the keraba member 62 are damaged by an external force such as a worker trampling or a collision of a flying object.
  • the climbing wood member 3 does not necessarily have to be a molded body of a metal plate, and the climbing wood member 3 may be made of wood or other material having an outer shape shown in FIG. Even if the climbing wood member 3 is made of wood or other material, the possibility that the end portion of the roofing material 2 or the like is damaged can be reduced because the flange portion 31 is provided.
  • the climbing wood member 3 may have a solid structure. That is, the inside of the climbing tree member 3 does not have to be hollow.
  • FIG. 5 is a perspective view showing the drainage member 61 of FIG.
  • the drainage member 61 of the present embodiment has a mounting piece 610, an upright piece 611, a first oblique piece 612, and a first folded piece 613.
  • the drainage member 61 of the present embodiment is a molded body of a metal plate. Specifically, the drainage member 61 is formed by bending a metal plate.
  • the above-mentioned mounting piece 610, standing piece 611, first oblique piece 612, and first folded piece 613 are integrally formed with each other.
  • the mounting piece 610 is a plate-shaped portion extending in the width direction 61a of the drainage member 61 at the lower portion of the drainage member 61.
  • the mounting piece 610 of the present embodiment is formed in a flat plate shape, uneven ribs may be formed in the mounting piece 610.
  • an end folded portion 610a in which a metal plate constituting the mounting piece 610 is folded back by 180 ° on the upper surface side of the mounting piece 610 is provided at one end of the mounting piece 610 related to the width direction 61a.
  • an end folded portion 610a in which a metal plate constituting the mounting piece 610 is folded back by 180 ° on the upper surface side of the mounting piece 610 is provided.
  • the mounting piece 610 is a portion to be mounted on the field board.
  • One end of the mounting piece 610 provided with the end folding portion 610a is arranged at a position (anti-gable side) away from the end of the roof on the end side of the mounting piece 610 in the width direction 61a. ..
  • the other end of the mounting piece 610 constitutes the opposite end of the mounting piece 610.
  • the end folded portion 610a forms a gap between the roofing material 2 mounted on the upper surface of the mounting piece 610 and the mounting piece 610.
  • the standing piece 611 is a wall portion that stands up from the other end of the mounting piece 610 in the width direction 61a, and is along the second side wall portion 303 (the side wall portion on the anti-gable side) of the climbing tree member 3.
  • the angle between the mounting piece 610 and the standing piece 611 can be determined based on the angle between the second side wall portion 303 and the second lower wall portion 304 of the climbing tree member 3. In the present embodiment, the angle between the mounting piece 610 and the standing piece 611 is set to 90 °.
  • the extending width of the standing piece 611 related to the height direction 61b of the draining member 61 is set shorter than the extending width of the second side wall portion 303 of the climbing tree member 3.
  • the first oblique piece 612 extends upward from the upper end of the standing piece 611, and the mounting piece 610 provided with the counter-gable side end portion (end folding portion 610a) of the mounting piece 610 in the width direction 61a. It is a wall part extending in the direction approaching (one end).
  • the first oblique piece 612 is inclined and extends with respect to the height direction 61b of the drainage member 61.
  • the angle between the standing piece 611 and the first oblique piece 612 is such that the first oblique piece 612 follows the connecting wall portion 311 of the climbing tree member 3, and the connecting wall portion 311 and the second side wall portion of the climbing tree member 3. It can be determined based on the angle with and from 303.
  • the angle between the standing piece 611 and the first oblique piece 612 is 110 °.
  • the extending width of the first oblique piece 612 is preferably set shorter than the extending width of the flange portion 31 (connecting wall portion 311) of the climbing tree member 3. That is, it is preferable that the extending width of the first oblique piece 612 is set so that the tip of the first oblique piece 612 does not protrude from the collar portion 31.
  • the first folded piece 613 is a wall portion folded downward from the tip of the first oblique piece 612 and closer to the base end of the first oblique piece 612.
  • the angle between the first oblique piece 612 and the first folded piece 613 is an acute angle. In the present embodiment, the angle between the first oblique piece 612 and the first folded piece 613 is set to 20 °.
  • the extending width of the first oblique piece 612 is preferably 40 to 70% of the extending width of the connecting wall portion 311.
  • FIG. 6 is a perspective view showing the keraba member 62 of FIG.
  • the keraba member 62 of the present embodiment has a top plate 620, a hanging piece 621, a second oblique piece 622, and a second folded piece 623.
  • the keraba member 62 of the present embodiment is a molded body of a metal plate. Specifically, the keraba member 62 is formed by bending a metal plate.
  • the above-mentioned top plate 620, hanging piece 621, second oblique piece 622, and second folded piece 623 are integrally formed with each other.
  • the top plate 620 is a plate-like portion extending in the width direction 62a of the keraba member 62 at the upper part of the keraba member 62.
  • the top plate 620 of the present embodiment is formed in a flat plate shape, uneven ribs may be formed in the top plate 620.
  • the top plate 620 is overlapped with the upper wall portion 302 of the climbing tree member 3.
  • the extending width of the top plate 620 in the width direction 62a is longer than the extending width of the upper wall portion 302 of the climbing tree member 3.
  • the hanging piece 621 is a wall portion extending downward from one end of the top plate 620 in the width direction 62a. As shown in FIG. 1, the extending width of the hanging piece 621 related to the height direction 62b of the keraba member 62 is such that when the top plate 620 is overlapped with the upper wall portion 302 of the climbing tree member 3, the lower end of the hanging piece 621 is It can be set to reach the side of the gable plate 5. At the lower end of the hanging piece 621, an end folded portion 621a in which a metal plate constituting the hanging piece 621 is folded back 180 ° inside the hanging piece 621 is provided. The end folded portion 621a forms a gap between the gable plate 5 and the hanging piece 621.
  • the angle between the top plate 620 and the hanging piece 621 is preferably larger than 90 ° and 100 ° or less.
  • the temperature is larger than 90 °, it is possible to reduce the possibility that the lower end of the hanging piece 621 and the upper wall portion 302 of the climbing tree member 3 interfere with each other when the keraba member 62 is arranged as shown in FIG.
  • the temperature is 100 ° or less, it is possible to reduce the possibility that an unnecessary gap is generated between the hanging piece 621 and the climbing tree member 3 after the hanging piece 621 is fastened to the climbing tree member 3 by the binding member 7.
  • the angle between the top plate 620 and the hanging piece 621 is 95 ° or less. In the present embodiment, the angle between the top plate 620 and the hanging piece 621 is 93 °.
  • the second oblique piece 622 is a wall portion extending downward from the other end of the top plate 620 in the width direction 62a and extending in a direction approaching the hanging piece 621 in the width direction 62a.
  • the second oblique piece 622 is inclined and extends with respect to the height direction 62b of the keraba member 62.
  • the tip of the second oblique piece 622 is the first oblique member 61 when the drain member 61 and the keraba member 62 are arranged as shown in FIG. It is set to be larger than the angle between the extension wall portion 310 and the connection wall portion 311 of the climbing tree member 3 so that it can be located below the piece 612.
  • the angle between the top plate 620 and the second oblique piece 622 is set to 43 °.
  • the second folded piece 623 is a wall portion that is folded upward from the tip of the second oblique piece 622 and close to the base end of the second oblique piece 622.
  • the drainage member 61 and the keraba member 62 are arranged so as to cover the second side wall portion 303 (the side wall portion on the anti-gable side) of the climbing tree member 3, and the climbing tree member 3 is arranged.
  • the keraba member 62 is arranged so as to cover the first side wall portion 301 (the side wall portion on the gable side) and the upper wall portion 302, the first and second folded pieces 613 and 623 are configured to be engaged with each other. Has been done.
  • the tip of the second folding piece 623 is closer to the eaves side than the tip of the first folding piece 613.
  • first and second folded pieces 613 and 623 regulate the displacement of the second oblique piece 622 toward the anti-gable side.
  • a configuration is, for example, the angle between the first oblique piece 612 and the first folded piece 613 and the extending width of the first folded piece 613, and between the second oblique piece 622 and the second folded piece 623. This can be achieved by setting the angle and the extending width of the second folded piece 623.
  • the tip of the second folded piece 623 comes into contact with the lower surface of the first oblique piece 612 of the drainage member 61. It is preferable that it is configured to be.
  • FIG. 7 is an explanatory diagram showing a method of arranging the keraba member 62 of FIG.
  • (a) shows a state immediately after the start of arrangement of the keraba member 62
  • (b) shows a state in the middle of arranging the keraba member 62
  • (c) shows a state in which the arrangement of the keraba member 62 is completed.
  • the arrangement of the keraba member 62 is started.
  • the keraba member 62 is a keraba member as shown by an arrow A in the drawing, with the tip of the second oblique piece 622 slipping under the flange portion 31 of the climbing tree member 3 and the first oblique piece 612 of the drainage member 61. While rotating the entire 62 and superimposing the top plate 620 on the upper wall portion 302 of the climbing tree member 3, the entire keraba member 62 is slid to the gable side on the left side in the drawing.
  • the contact between the first folded piece 613 of the drainage member 61 and the second folded piece 623 of the keraba member 62 causes the top plate 620 of the keraba member 62 and the second oblique piece 622 to come into contact with each other.
  • the second folded piece 623 gets over the first folded piece 613 while the space is expanded by the elastic deformation.
  • the tip of the second folded piece 623 comes into contact with the tip of the first oblique piece 612. At the time of this contact, a clicking sound is generated. By this mounting sound, the worker can clearly recognize that the second folded piece 623 has passed over the first folded piece 613 and the first and second folded pieces 613 and 623 are engaged with each other.
  • the binding member 7 is driven into the hanging piece 621 from the gable side, and the keraba member 62 is bound to the climbing wood member 3.
  • the drainage member 61 and the keraba member 62 are configured so that the first and second folded pieces 613 and 623 are engaged with each other. Even if the tightness of the keraba member 62 is weakened, the displacement of the keraba member 62 to the opposite side can be regulated by the engagement of the first and second folded pieces 613 and 623, and the possibility that the keraba member is blown off by a strong wind can be reduced.
  • the keraba member 62 when the keraba member 62 is arranged after the drain member 61 is arranged, when the second folded piece 623 gets over the first folded piece 613, the tip of the second folded piece 623 hits the lower surface of the first oblique piece 612. Since the drain member 61 and the keraba member 62 are configured so as to be in contact with each other, a clicking sound is generated when the tip of the second folded piece 623 comes into contact with the tip of the first oblique piece 612. This mounting sound allows the operator to clearly recognize that the second folded piece 623 has passed over the first folded piece 613 and the first and second folded pieces 613 and 623 are engaged with each other. Further, the first and second folded pieces 613 and 623 can be more reliably engaged with each other.
  • the flange portion 31 protruding outward from the climbing tree member main body 30 in the width direction 3a of the climbing tree member 3 is between the first oblique piece 612 of the drainage member 61 and the top plate 620 of the keraba member 62. Since it enters the space, it is possible to reduce the possibility that the edge of the roofing material, the drainage member, and the keraba member are damaged by an external force such as a worker trampling or a collision of a flying object.
  • the climbing wood member 3 is a molded body of a metal plate
  • the keraba member 62 is bound by the binding member 7 due to the deterioration of the climbing wood member 3 as compared with the case where the climbing wood member 3 is made of wood. The risk of weakening can be reduced.
  • FIG. 8 is a front view showing the roof structure according to the second embodiment of the present invention
  • FIG. 9 is a perspective view showing the climbing tree member 3 of FIG.
  • the shape of the climbing tree member 3 is changed from the roof structure according to the first embodiment.
  • the climbing tree member main body 30 of the second embodiment has a first lower wall portion 300, a first side wall portion 301, an upper wall portion 302, a second side wall portion 303, and a second lower wall portion.
  • the wall portion 304 In addition to the wall portion 304, it has a third lower wall portion 306 and a third side wall portion 307.
  • the third lower wall portion 306 is connected to the tip of the first lower wall portion 300 via a folded portion 306a, and extends in the width direction 3a below the first lower wall portion 300.
  • the third side wall portion 307 extends downward from the tip of the third lower wall portion 306.
  • the third side wall portion 307 extends on an extension line of the first side wall portion 301.
  • the second lower wall portion 304 extends from the lower end of the second side wall portion 303 toward the first lower wall portion 300.
  • the second lower wall portion 304 of the second embodiment extends from the lower end of the second side wall portion 303 toward the direction away from the first lower wall portion 300.
  • the protruding width of the first lower wall portion 300 based on the second side wall portion 303 can be made larger than the protruding width of the flange portion 31 based on the second side wall portion 303.
  • the climbing tree member 3 of the second embodiment is arranged so that the second and third lower wall portions 304 and 306 are placed on the upper surface of the field plate 1.
  • the third side wall portion 307 is located on the side of the field plate 1 and the gable plate 5.
  • the binding member 7 can be driven from the outside of the hanging piece 621 toward the gable plate 5 so as to penetrate the hanging piece 621, the third side wall portion 307, and the gable plate 5 of the keraba member 62.
  • the keraba member 62 and the climbing tree member 3 can be fixed to the gable board 5.
  • the binding member 7 can be driven from above the second lower wall portion 304 toward the field plate 1 so as to penetrate the second lower wall portion 304.
  • the climbing tree member 3 can be fixed to the field board 1.
  • Other configurations are the same as those in the first embodiment.
  • FIG. 10 is an explanatory view showing a modified example of the roof structure of FIG.
  • the climbing tree member 3 of the second embodiment may be used in combination with the drainage member 61 having no first folded piece 613 and the keraba member 62 having no second folded piece 623.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Roof Covering Using Slabs Or Stiff Sheets (AREA)

Abstract

Une structure de toit selon la présente invention est pourvue d'une garniture d'évacuation de rive 6 pourvue d'un élément d'évacuation 61 et d'un élément de rive 62. L'élément d'évacuation 61 comprend une pièce de placement 610, une pièce verticale 611, une première pièce inclinée 612 et une première pièce repliée 613 repliée à partir d'une extrémité avant de la première pièce inclinée 612. L'élément de rive 62 comprend une plaque supérieure 620, une pièce d'accrochage 621, une seconde pièce inclinée 622 et une seconde pièce repliée 623 repliée à partir d'une extrémité avant de la seconde pièce inclinée 622. L'élément d'évacuation 61 et l'élément de rive 62 sont conçus de sorte que, lorsque l'élément d'évacuation 61 est disposé de manière à recouvrir une section de paroi latérale d'un côté non-pignon d'un élément d'arbre d'escalade 3 et que l'élément de rive 62 est disposé de manière à recouvrir une section de paroi supérieure 302 et une section de paroi latérale d'un côté pignon de l'élément d'arbre d'escalade 3, les première et seconde pièces repliées 613, 623 soient en prise mutuelle.
PCT/JP2020/048591 2020-02-18 2020-12-24 Structure de toit et garniture d'évacuation de rive utilisée sur celle-ci WO2021166444A1 (fr)

Priority Applications (1)

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JP2022501669A JP7339584B2 (ja) 2020-02-18 2020-12-24 屋根構造

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JP2020025664 2020-02-18
JP2020-025664 2020-02-18

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06185160A (ja) * 1992-12-18 1994-07-05 Kubota Corp 屋根用下地板
JPH08291606A (ja) * 1995-04-24 1996-11-05 Sekisui Chem Co Ltd ケラバ部構造及び屋根
JP2001254491A (ja) * 2000-03-09 2001-09-21 Kubota Corp 屋根のけらば構造
JP2002242395A (ja) * 2001-02-19 2002-08-28 Mitsubishi Plastics Ind Ltd ケラバカバー材及びケラバカバー材の取り付け構造
JP2015148082A (ja) * 2014-02-06 2015-08-20 ケイミュー株式会社 ケラバ水切りおよびケラバ水切りの取り付け構造

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06185160A (ja) * 1992-12-18 1994-07-05 Kubota Corp 屋根用下地板
JPH08291606A (ja) * 1995-04-24 1996-11-05 Sekisui Chem Co Ltd ケラバ部構造及び屋根
JP2001254491A (ja) * 2000-03-09 2001-09-21 Kubota Corp 屋根のけらば構造
JP2002242395A (ja) * 2001-02-19 2002-08-28 Mitsubishi Plastics Ind Ltd ケラバカバー材及びケラバカバー材の取り付け構造
JP2015148082A (ja) * 2014-02-06 2015-08-20 ケイミュー株式会社 ケラバ水切りおよびケラバ水切りの取り付け構造

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JP7339584B2 (ja) 2023-09-06

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