JP2003301567A - Vertical flat roofing roof structure - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a roof structure capable of preventing rain water from penetrating into the connection part of a roof material 1 and allowing operations for connecting the roof material 1 and installing the roof material on a roof structural body to be easily and rapidly performed. <P>SOLUTION: A folded-up part 3 having swelled engagement parts 4a and 5 formed therein is formed integrally with the rise pieces 2 of the roof material 1 having the vertical rise parts 2 formed along both side edge parts thereof. The vertical pieces 2 of the roof material 1 disposed adjacent to each other are fixed to the roof structural body with suspending fittings 7. A cap member 12 having engagement projected parts 14 and 15 engaged with the swelled engagement parts 4a and 5 formed thereon is installed so as to cover the side edge part of the roof material 1 fixed with the suspending fittings 7. The side edge parts of the roof material 1 adjacent to each other are connected to the suspending fittings 7 integrally with each other, and the engagement projected parts 14 and 15 of the cap member 12 are engaged with the swelled engagement parts 4a and 5 of the roof material. <P>COPYRIGHT: (C)2004,JPO

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention provides a good rain finish and excellent strength, and can be carried out easily and quickly, resulting in a significant reduction in construction costs. The present invention relates to a vertical roof structure of a building. 2. Description of the Related Art As shown in FIG. 4, in a conventional construction of a flat-roofed roof, a rising portion 21 is formed vertically along both side edges of a long roofing material 20. Then, a plurality of the roofing materials 20 are arranged adjacent to each other so that the longitudinal direction of the roofing material 20 is along the inclination of the roof, and as shown in FIG. 21 are laid side by side so as to face each other, and a connecting plate 23 is arranged between the facing rising portions 21 so that both side edges 24 overlap the edge 22 of the rising portion. As shown in FIG. 4B, a configuration is known in which the edge 24 and the end edge 22 of the rising portion are wound and integrated by goby tightening in a state of being overlapped. [0003] In the above-mentioned structure, it is necessary to perform a work of winding by a goby tightening process in a state in which the side edge of the roofing material and the side edge of the connection plate are overlapped. There is a problem that the number of processing steps is required, and the construction period and construction cost are increased. Also, a small gap may be formed in the wound part by the goby tightening process, rainwater penetrates into the inside of the roofing material due to the capillary phenomenon through this gap, and the vicinity of the rising part of the roofing material and the field board Or, it is a factor causing corrosion of a roof structure such as a purlin. Furthermore,
In the above-mentioned conventional structure, another means for fixing the roof material to a roof member such as a field board is required, and there is a problem that the number of construction steps is required and the construction cost is further increased. The present invention solves the above-mentioned conventional problems,
It is possible to effectively prevent rainwater from penetrating into the joints between the edges of roof materials laid next to each other, and to join the side edges of adjacent roof materials and attach them to the roof structure It is an object of the present invention to provide a roof structure that can be operated easily and quickly and can greatly reduce construction costs. [0005] In order to solve the above-mentioned problems, the present invention provides a roof material made of a long color iron plate or the like and having vertically rising pieces formed along both longitudinal side edges, A suspender fitting which is arranged between the vertically rising pieces of the roof material arranged adjacently and fastens a side edge of the roof material to the roof structure, and which is formed in an inverted U-shape and is adjacent to the roof material; And a cap member which is attached to cover the hanging member and is formed integrally with a folded piece bent inward and downward from a predetermined height position of the vertical rising piece of the roof material. A bulging engagement portion bulging toward the opposite side edge direction is formed on the folded piece, and the wing bulging engagement portion of the roof material is engaged with both downwardly formed side pieces of the cap member. Form engagement projections and fasten to roof structure The vertically rising pieces of the roof material placed adjacent to each other are locked by the suspended hanging metal fittings, and the cap member is attached to the vertically rising pieces of the adjacent roofing material and the hanging metal fittings from above, thereby forming the adjacent roof material. It is characterized in that the side edge of the roofing material is integrally connected to the hanging member and the engaging projection of the cap member is engaged with the bulging engagement portion of the roofing material. Embodiments of the present invention will be described below based on embodiments shown in the drawings. FIG. 1 and FIG. 2 show a vertical-roofed roof structure according to the present invention, in which a roofing material 1 is formed of a long colored iron plate along the inclination direction of the roof, and a width dimension of the roofing material 1, that is, both sides. The dimension between the vertical rising pieces 2 is set to a prescribed dimension of, for example, 344 mm to 491 mm. On both side edges along the longitudinal direction of the roofing material 1, there are formed vertical rising pieces 2 bent vertically toward the upper surface side, and the vertical rising pieces 2 are obliquely downward from a predetermined height. A folded piece 3 that is bent so as to be folded toward is formed. The folded piece 3 has a bulging engagement portion 4 whose central portion is bent in a V-shape and protrudes toward the opposite side edge.
a is formed, and an engagement recess 4b is formed at the lower part thereof. Further, the folded portion 3 is formed so that the edge of the folded portion 3 is directed upward and close to the back surface of the vertical rising portion 2. A bulging engagement portion 5 protruding from the back side of the roofing material 1 is formed. Further, a space portion 6 is formed in an inner portion formed by a vertical rising piece 2 formed on both side edges of the roofing material 1 and a folded piece 3 from an upper end of the vertical rising piece 2, and a capillary phenomenon occurs. So that the osmotic action of rainwater or the like due to the water does not occur. [0008] Side edges of the roofing material 1 are formed symmetrically on both sides of the roofing material 1, and the two roofing materials 1 that are adjacently arranged in a state where the adjacent roofing materials 1 are butted in the width direction. The vertically rising pieces 2 are formed so as to face each other. A hanging member 7 for fixing the roofing material 1 to a roof structure includes a vertical piece 8 formed corresponding to a vertical rising piece 2 formed on a side edge of the roofing material 1;
A horizontal piece 9 for fixing a hanging member to a roof structural material such as a field board formed at a lower end portion of the vertical piece 8 by a 7 screw or the like; and the roof formed at an upper end of the vertical piece 8 The locking member 10 is formed in an arc shape for locking the side edge of the material 1 from above. The horizontal piece 10 is formed in advance with a pilot hole 11 for fixing a screw to fix the hanging member 7 to a field board or the like. As shown in FIG. 3, the hanging member 7 is made of, for example, a color iron plate having a thickness of 0.4 mm or more, and the horizontal piece 9 is divided into a vertical piece 8 with the center of the hanging piece as a boundary.
Is formed on both sides of the vertical piece 8 by bending the lower end portion of the vertical piece 8 toward the opposite side, and the vertical piece 8 of the hanging member 7 is stably fastened so as to be perpendicular to the surface of a field board or the like. To be able to. The locking piece 10 formed on the upper end of the vertical piece 8 also has a vertical piece 8
Are formed on both sides of the vertical piece 8 so that the side edges of the adjacent roof material 1 arranged on both sides of the vertical piece 8 can be locked. As shown in FIG. 2, a plurality of the suspender metal fittings 7 are arranged along the longitudinal direction of the roofing material 1 at a predetermined interval, for example, for each part of the C-shaped steel B arranged below the field board A, The longitudinal side edges of the roofing material 1 are partially fixed to the roof structure. The cap member 12 is formed by bending a resilient material such as a color iron plate into a substantially inverted U-shape and, like the roof material 1, is elongated along the inclination direction of the roof structure. Is formed. The top of the cap member 12 is bent in an arc shape, and both side pieces 13 formed downward from the top are bent to form an engagement recess 4 b formed in the center of the folded piece 3 of the roofing material 1. An engaging projection 14 to be engaged is formed inward, and furthermore, both side pieces 1 are formed.
3 is rounded so that a gap 16 is formed therein, and its edge 15 is made engageable with the bulging engagement portion 5 formed at the lower end of the folded piece 3. I have. The cap member 12 is fitted into the roof material 1 placed on both sides of the hanging member 7 from above the side edge portion of the adjacent roof material 1 so as to be accommodated in the interior of the roof material 1. The cap member is integrally connected to the suspender metal fitting 7, and the engaging protrusion 14 and the edge portion 15 are vertically engaged with the bulging engaging portions 5, 6 of the roofing material 1, respectively. 12 is prevented from moving upward. In this manner, the cap member 12 is moved to the side edge portion of the roofing material 1 and the locking piece 10 of the suspender metal fitting 7 by utilizing its elasticity.
The roofing material 1 and the hanging member 7 can be integrally fixed by fitting so as to accommodate the work, and the construction is completed with one touch without using construction work such as winding work with a goby tightening machine. I do. The hanging member 7 is attached to the upper surface of the field board A laid on the C-shaped steel B by means of a screw or the like, and the head 17a of the screw 17 is attached to the horizontal piece 9 of the hanging member 7.
The roofing material 1 protruding from the upper surface of the roofing material and arranged so as to be in contact with the suspender metal fitting 7 interferes with the screw head 17a, but has a space on the lower surface side of the end near the vertically rising piece 2 of the roofing material 1. Refracting portion 1 facing upwards so as to form portion 18
9 are formed so that the roofing material 1 does not come into contact with the screw head 17a to be damaged. The construction procedure of the vertical flat roof according to the above embodiment in the roof structure in which the field board A is constructed on the C-shaped steel B will be described. The hanging pieces 7 are arranged on the upper surface of the field board A at predetermined intervals along the inclination direction of the roof material, and the horizontal pieces 9 are placed on the field board A.
Is fixed to the upper surface of the device by screws 17 through the prepared hole 11. In addition, if the suspender metal fitting 7 is fixed to the arrangement position of the C-shaped steel B arranged on the lower surface side of the field board A, the suspender metal fitting 7 can be fixed to the C-shaped steel B via the field board A. The fastening strength can be increased. The top of the folded portion 3 at the upper end of the vertically rising piece 2 is attached to the hanging piece 7 so that the vertical rising piece 2 on one side of the long roofing material 1 is in close contact with the vertical piece 8 of the hanging piece 7. Is arranged so as to fit under the locking piece 10 formed at the upper end of the roofing material 1, and the locking piece 10 of the hanging member 7 locks one side edge of the roofing material 1. At this time, roofing material 1
The space portion 1 formed by the bending portion 19 formed on the edge of the roofing material 1 even when the
The head 17a of the screw 17 to which the hanging member 7 is fixed is accommodated in the hook 8, and the head 17a of the screw 17 can be installed without interfering with the roof material 1. After the side edges of the roofing material 1 which are adjacent to each other are installed in a state where they are locked on both sides of the hanging member 7, the inverted U-shaped cap member 12 is attached to both the roofing materials 1. It is mounted from above the suspender metal fitting 7 so that the edge is housed inside. Engagement projection 14 and edge 1 of cap member 12
Reference numeral 5 denotes a bulging engagement portion 4a formed on the folded piece 3 of the roofing material 1, and is elastically expanded by being in contact with the bulging engagement portion 5; , The cap member 12 is prevented from falling off. As described above, according to the upright flat roof structure of the present invention, the hanging member 7 having the vertical rising pieces 2 formed on both side edges of the roofing material 1 fixed to the roof structure. And the inverted U-shaped cap member 12 is attached from above so as to cover the vertical rising piece 2 of the roof material 1 locked by the hanging member 7, and the cap member 12 is attached to the side edge of the roof material 1. Since it is configured to be locked by the bulging engagement portions 4a, 5 formed in the portions, the joining operation of the side edge 1a of the roof material 1 arranged adjacently and the attachment to the roof structure The work can be performed easily and quickly, and the construction cost can be significantly reduced. Further, since the space portions 6 and 18 are formed between the cap member 12 and the side edge portion of the roofing material 1, the space portions 6 and 18 are formed between the cap member 12 and the side edge portion of the adjacent roofing material 1 by capillary action. Rainwater penetration can be effectively prevented.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a flat-roofed roof structure according to an embodiment of the present invention. FIG. 2 is a cross-sectional view of the same flat roof structure shown in FIG. FIG. 3 is a perspective view of a suspender fitting used in the embodiment of FIG. 1; FIG. 4 is a cross-sectional view showing a construction state of a conventional roof structure, in which (a) shows a state in which a connecting plate is arranged between edges of a roofing material, and (b) shows an edge portion of the connecting plate and the roofing material. Shows a state in which is wound. [Description of Signs] 1 Roof material 2 Vertical rising piece 3 Folding piece 4a Swelling engagement part 5 Swelling engagement part 6 Space part 7 Hanger bracket 8 Vertical piece 9 Horizontal piece 10 Locking piece 12 Cap member 13 Side piece 14 Engagement convex part 15 Edge part 16 Void part 18 Space part 19 Refraction part

Claims (1)

Claims 1. A roof material made of a long color iron plate or the like and having vertical rising pieces formed along both side edges in a longitudinal direction, and a vertical rising piece of a roof material arranged adjacently. A suspender metal fitting disposed between the roof material to fix the side edge of the roof material to the roof structure, and an inverted U-shaped fitting mounted to cover the adjacent side edge of the roof material and the suspender metal fitting; And a folded piece bent inward and downward from the predetermined height position of the rising piece of the roofing material, and is formed integrally with the folded piece toward the side edge opposite to the folded piece. Forming a bulging engagement portion that bulges out, and forming an engagement projection that engages with the bulging engagement portion of the roof material on both side pieces formed downward on the cap member. Arranged adjacently with fastened suspension brackets The vertical rising piece of the root material is locked, and the cap member is attached to the vertical rising piece of the adjacent roof material and the hanging metal fitting from above, so that the side edge of the adjacent roof material is integrated with the hanging metal fitting. And an engaging projection of the cap member is engaged with a bulging engagement portion of a roofing material.